From 28f0bcfba590b30f91caf55ee4c1d9f1fd7f5aa6 Mon Sep 17 00:00:00 2001 From: Rune Date: Fri, 13 Mar 2026 19:30:09 +0100 Subject: [PATCH] finish bindings --- .gitmodules | 3 + BeefProj.toml | 60 +- Setup/mock_include/vulkan/vulkan.h | 9 + Setup/src/Program.bf | 227 +- glfw | 1 + src/Glfw.bf | 6648 ++++++++++++++++++++++++++++ 6 files changed, 6924 insertions(+), 24 deletions(-) create mode 100644 .gitmodules create mode 100644 Setup/mock_include/vulkan/vulkan.h create mode 160000 glfw create mode 100644 src/Glfw.bf diff --git a/.gitmodules b/.gitmodules new file mode 100644 index 0000000..728bde6 --- /dev/null +++ b/.gitmodules @@ -0,0 +1,3 @@ +[submodule "glfw"] + path = glfw + url = https://github.com/glfw/glfw.git diff --git a/BeefProj.toml b/BeefProj.toml index 4304fad..58ff296 100644 --- a/BeefProj.toml +++ b/BeefProj.toml @@ -6,61 +6,81 @@ TargetType = "BeefLib" StartupObject = "Glfw.Program" [Configs.Debug.Win32] -PreBuildCmds = ["ReadFile(\"$(ProjectDir)/CxxBuilderPath.txt\", \"CxxBuilderPath\")"] +LibPaths = ["$(BuildDir)/glfw3.lib"] +PreBuildCmds = ["ReadFile(\"$(ProjectDir)/CxxBuilderPath.txt\", \"CxxBuilderPath\")", "Execute(\"$(Var CxxBuilderPath) *.c -- \\\"cflags=-D_GLFW_WIN32\\\" \\\"src=$(ProjectDir)/glfw/src\\\" \\\"builddir=$(BuildDir)\\\" target=$(TargetTriple) config=$(Configuration) output=glfw3\")"] [Configs.Debug.Win64] -PreBuildCmds = ["ReadFile(\"$(ProjectDir)/CxxBuilderPath.txt\", \"CxxBuilderPath\")"] +LibPaths = ["$(BuildDir)/glfw3.lib"] +PreBuildCmds = ["ReadFile(\"$(ProjectDir)/CxxBuilderPath.txt\", \"CxxBuilderPath\")", "Execute(\"$(Var CxxBuilderPath) *.c -- \\\"cflags=-D_GLFW_WIN32\\\" \\\"src=$(ProjectDir)/glfw/src\\\" \\\"builddir=$(BuildDir)\\\" target=$(TargetTriple) config=$(Configuration) output=glfw3\")"] [Configs.Debug.Linux32] -PreBuildCmds = ["ReadFile(\"$(ProjectDir)/CxxBuilderPath.txt\", \"CxxBuilderPath\")"] +LibPaths = ["$(BuildDir)/glfw3.a"] +PreBuildCmds = ["ReadFile(\"$(ProjectDir)/CxxBuilderPath.txt\", \"CxxBuilderPath\")", "Execute(\"$(Var CxxBuilderPath) *.c -- \\\"cflags=-D_GLFW_WAYLAND -D_GLFW_X11\\\" \\\"src=$(ProjectDir)/glfw/src\\\" \\\"builddir=$(BuildDir)\\\" target=$(TargetTriple) config=$(Configuration) output=glfw3\")"] [Configs.Debug.Linux64] -PreBuildCmds = ["ReadFile(\"$(ProjectDir)/CxxBuilderPath.txt\", \"CxxBuilderPath\")"] +LibPaths = ["$(BuildDir)/glfw3.a"] +PreBuildCmds = ["ReadFile(\"$(ProjectDir)/CxxBuilderPath.txt\", \"CxxBuilderPath\")", "Execute(\"$(Var CxxBuilderPath) *.c -- \\\"cflags=-D_GLFW_WAYLAND -D_GLFW_X11\\\" \\\"src=$(ProjectDir)/glfw/src\\\" \\\"builddir=$(BuildDir)\\\" target=$(TargetTriple) config=$(Configuration) output=glfw3\")"] [Configs.Debug.macOS] -PreBuildCmds = ["ReadFile(\"$(ProjectDir)/CxxBuilderPath.txt\", \"CxxBuilderPath\")"] +LibPaths = ["$(BuildDir)/glfw3.a"] +PreBuildCmds = ["ReadFile(\"$(ProjectDir)/CxxBuilderPath.txt\", \"CxxBuilderPath\")", "Execute(\"$(Var CxxBuilderPath) *.c -- \\\"cflags=-D_GLFW_COCOA\\\" \\\"src=$(ProjectDir)/glfw/src\\\" \\\"builddir=$(BuildDir)\\\" target=$(TargetTriple) config=$(Configuration) output=glfw3\")"] [Configs.Release.Win32] -PreBuildCmds = ["ReadFile(\"$(ProjectDir)/CxxBuilderPath.txt\", \"CxxBuilderPath\")"] +LibPaths = ["$(BuildDir)/glfw3.lib"] +PreBuildCmds = ["ReadFile(\"$(ProjectDir)/CxxBuilderPath.txt\", \"CxxBuilderPath\")", "Execute(\"$(Var CxxBuilderPath) *.c -- \\\"cflags=-D_GLFW_WIN32\\\" \\\"src=$(ProjectDir)/glfw/src\\\" \\\"builddir=$(BuildDir)\\\" target=$(TargetTriple) config=$(Configuration) output=glfw3\")"] [Configs.Release.Win64] -PreBuildCmds = ["ReadFile(\"$(ProjectDir)/CxxBuilderPath.txt\", \"CxxBuilderPath\")"] +LibPaths = ["$(BuildDir)/glfw3.lib"] +PreBuildCmds = ["ReadFile(\"$(ProjectDir)/CxxBuilderPath.txt\", \"CxxBuilderPath\")", "Execute(\"$(Var CxxBuilderPath) *.c -- \\\"cflags=-D_GLFW_WIN32\\\" \\\"src=$(ProjectDir)/glfw/src\\\" \\\"builddir=$(BuildDir)\\\" target=$(TargetTriple) config=$(Configuration) output=glfw3\")"] [Configs.Release.Linux32] -PreBuildCmds = ["ReadFile(\"$(ProjectDir)/CxxBuilderPath.txt\", \"CxxBuilderPath\")"] +LibPaths = ["$(BuildDir)/glfw3.lib"] +PreBuildCmds = ["ReadFile(\"$(ProjectDir)/CxxBuilderPath.txt\", \"CxxBuilderPath\")", "Execute(\"$(Var CxxBuilderPath) *.c -- \\\"cflags=-D_GLFW_WAYLAND -D_GLFW_X11\\\" \\\"src=$(ProjectDir)/glfw/src\\\" \\\"builddir=$(BuildDir)\\\" target=$(TargetTriple) config=$(Configuration) output=glfw3\")"] [Configs.Release.Linux64] -PreBuildCmds = ["ReadFile(\"$(ProjectDir)/CxxBuilderPath.txt\", \"CxxBuilderPath\")"] +LibPaths = ["$(BuildDir)/glfw3.lib"] +PreBuildCmds = ["ReadFile(\"$(ProjectDir)/CxxBuilderPath.txt\", \"CxxBuilderPath\")", "Execute(\"$(Var CxxBuilderPath) *.c -- \\\"cflags=-D_GLFW_WAYLAND -D_GLFW_X11\\\" \\\"src=$(ProjectDir)/glfw/src\\\" \\\"builddir=$(BuildDir)\\\" target=$(TargetTriple) config=$(Configuration) output=glfw3\")"] [Configs.Release.macOS] -PreBuildCmds = ["ReadFile(\"$(ProjectDir)/CxxBuilderPath.txt\", \"CxxBuilderPath\")"] +LibPaths = ["$(BuildDir)/glfw3.a"] +PreBuildCmds = ["ReadFile(\"$(ProjectDir)/CxxBuilderPath.txt\", \"CxxBuilderPath\")", "Execute(\"$(Var CxxBuilderPath) *.c -- \\\"cflags=-D_GLFW_COCOA\\\" \\\"src=$(ProjectDir)/glfw/src\\\" \\\"builddir=$(BuildDir)\\\" target=$(TargetTriple) config=$(Configuration) output=glfw3\")"] [Configs.Paranoid.Win32] -PreBuildCmds = ["ReadFile(\"$(ProjectDir)/CxxBuilderPath.txt\", \"CxxBuilderPath\")"] +LibPaths = ["$(BuildDir)/glfw3.lib"] +PreBuildCmds = ["ReadFile(\"$(ProjectDir)/CxxBuilderPath.txt\", \"CxxBuilderPath\")", "Execute(\"$(Var CxxBuilderPath) *.c -- \\\"cflags=-D_GLFW_WIN32\\\" \\\"src=$(ProjectDir)/glfw/src\\\" \\\"builddir=$(BuildDir)\\\" target=$(TargetTriple) config=$(Configuration) output=glfw3\")"] [Configs.Paranoid.Win64] -PreBuildCmds = ["ReadFile(\"$(ProjectDir)/CxxBuilderPath.txt\", \"CxxBuilderPath\")"] +LibPaths = ["$(BuildDir)/glfw3.lib"] +PreBuildCmds = ["ReadFile(\"$(ProjectDir)/CxxBuilderPath.txt\", \"CxxBuilderPath\")", "Execute(\"$(Var CxxBuilderPath) *.c -- \\\"cflags=-D_GLFW_WIN32\\\" \\\"src=$(ProjectDir)/glfw/src\\\" \\\"builddir=$(BuildDir)\\\" target=$(TargetTriple) config=$(Configuration) output=glfw3\")"] [Configs.Paranoid.Linux32] -PreBuildCmds = ["ReadFile(\"$(ProjectDir)/CxxBuilderPath.txt\", \"CxxBuilderPath\")"] +LibPaths = ["$(BuildDir)/glfw3.lib"] +PreBuildCmds = ["ReadFile(\"$(ProjectDir)/CxxBuilderPath.txt\", \"CxxBuilderPath\")", "Execute(\"$(Var CxxBuilderPath) *.c -- \\\"cflags=-D_GLFW_WAYLAND -D_GLFW_X11\\\" \\\"src=$(ProjectDir)/glfw/src\\\" \\\"builddir=$(BuildDir)\\\" target=$(TargetTriple) config=$(Configuration) output=glfw3\")"] [Configs.Paranoid.Linux64] -PreBuildCmds = ["ReadFile(\"$(ProjectDir)/CxxBuilderPath.txt\", \"CxxBuilderPath\")"] +LibPaths = ["$(BuildDir)/glfw3.lib"] +PreBuildCmds = ["ReadFile(\"$(ProjectDir)/CxxBuilderPath.txt\", \"CxxBuilderPath\")", "Execute(\"$(Var CxxBuilderPath) *.c -- \\\"cflags=-D_GLFW_WAYLAND -D_GLFW_X11\\\" \\\"src=$(ProjectDir)/glfw/src\\\" \\\"builddir=$(BuildDir)\\\" target=$(TargetTriple) config=$(Configuration) output=glfw3\")"] [Configs.Paranoid.macOS] -PreBuildCmds = ["ReadFile(\"$(ProjectDir)/CxxBuilderPath.txt\", \"CxxBuilderPath\")"] +LibPaths = ["$(BuildDir)/glfw3.a"] +PreBuildCmds = ["ReadFile(\"$(ProjectDir)/CxxBuilderPath.txt\", \"CxxBuilderPath\")", "Execute(\"$(Var CxxBuilderPath) *.c -- \\\"cflags=-D_GLFW_COCOA\\\" \\\"src=$(ProjectDir)/glfw/src\\\" \\\"builddir=$(BuildDir)\\\" target=$(TargetTriple) config=$(Configuration) output=glfw3\")"] [Configs.Test.Win32] -PreBuildCmds = ["ReadFile(\"$(ProjectDir)/CxxBuilderPath.txt\", \"CxxBuilderPath\")"] +LibPaths = ["$(BuildDir)/glfw3.lib"] +PreBuildCmds = ["ReadFile(\"$(ProjectDir)/CxxBuilderPath.txt\", \"CxxBuilderPath\")", "Execute(\"$(Var CxxBuilderPath) *.c -- \\\"cflags=-D_GLFW_WIN32\\\" \\\"src=$(ProjectDir)/glfw/src\\\" \\\"builddir=$(BuildDir)\\\" target=$(TargetTriple) config=$(Configuration) output=glfw3\")"] [Configs.Test.Win64] -PreBuildCmds = ["ReadFile(\"$(ProjectDir)/CxxBuilderPath.txt\", \"CxxBuilderPath\")"] +LibPaths = ["$(BuildDir)/glfw3.lib"] +PreBuildCmds = ["ReadFile(\"$(ProjectDir)/CxxBuilderPath.txt\", \"CxxBuilderPath\")", "Execute(\"$(Var CxxBuilderPath) *.c -- \\\"cflags=-D_GLFW_WIN32\\\" \\\"src=$(ProjectDir)/glfw/src\\\" \\\"builddir=$(BuildDir)\\\" target=$(TargetTriple) config=$(Configuration) output=glfw3\")"] [Configs.Test.Linux32] -PreBuildCmds = ["ReadFile(\"$(ProjectDir)/CxxBuilderPath.txt\", \"CxxBuilderPath\")"] +LibPaths = ["$(BuildDir)/glfw3.lib"] +PreBuildCmds = ["ReadFile(\"$(ProjectDir)/CxxBuilderPath.txt\", \"CxxBuilderPath\")", "Execute(\"$(Var CxxBuilderPath) *.c -- \\\"cflags=-D_GLFW_WAYLAND -D_GLFW_X11\\\" \\\"src=$(ProjectDir)/glfw/src\\\" \\\"builddir=$(BuildDir)\\\" target=$(TargetTriple) config=$(Configuration) output=glfw3\")"] [Configs.Test.Linux64] -PreBuildCmds = ["ReadFile(\"$(ProjectDir)/CxxBuilderPath.txt\", \"CxxBuilderPath\")"] +LibPaths = ["$(BuildDir)/glfw3.lib"] +PreBuildCmds = ["ReadFile(\"$(ProjectDir)/CxxBuilderPath.txt\", \"CxxBuilderPath\")", "Execute(\"$(Var CxxBuilderPath) *.c -- \\\"cflags=-D_GLFW_WAYLAND -D_GLFW_X11\\\" \\\"src=$(ProjectDir)/glfw/src\\\" \\\"builddir=$(BuildDir)\\\" target=$(TargetTriple) config=$(Configuration) output=glfw3\")"] [Configs.Test.macOS] -PreBuildCmds = ["ReadFile(\"$(ProjectDir)/CxxBuilderPath.txt\", \"CxxBuilderPath\")"] +LibPaths = ["$(BuildDir)/glfw3.a"] +PreBuildCmds = ["ReadFile(\"$(ProjectDir)/CxxBuilderPath.txt\", \"CxxBuilderPath\")", "Execute(\"$(Var CxxBuilderPath) *.c -- \\\"cflags=-D_GLFW_COCOA\\\" \\\"src=$(ProjectDir)/glfw/src\\\" \\\"builddir=$(BuildDir)\\\" target=$(TargetTriple) config=$(Configuration) output=glfw3\")"] diff --git a/Setup/mock_include/vulkan/vulkan.h b/Setup/mock_include/vulkan/vulkan.h new file mode 100644 index 0000000..b2ef5f2 --- /dev/null +++ b/Setup/mock_include/vulkan/vulkan.h @@ -0,0 +1,9 @@ +#define VK_VERSION_1_0 +typedef void PFN_vkGetInstanceProcAddr; +typedef void VkInstance; +typedef void VkInstance; +typedef void VkPhysicalDevice; +typedef void VkResult; +typedef void VkInstance; +typedef void VkAllocationCallbacks; +typedef void VkSurfaceKHR; diff --git a/Setup/src/Program.bf b/Setup/src/Program.bf index b71485a..8de58c2 100644 --- a/Setup/src/Program.bf +++ b/Setup/src/Program.bf @@ -13,7 +13,7 @@ class GlfwGenerator : Cpp2BeefGenerator, this(Span args) protected override Span Args => args; protected override Flags Flags => .None; - StreamWriter writer = new .()..Create(TODO)..Write(""" + StreamWriter writer = new .()..Create("../src/Glfw.bf")..Write(""" // This file was generated by Cpp2Beef using System; @@ -21,16 +21,234 @@ class GlfwGenerator : Cpp2BeefGenerator, this(Span args) namespace Glfw; + static class Glfw + { + public struct Bool : c_int + { + public static operator Self(bool b) => b ? True : False; + public static operator bool(Self b) => b != False; + } - """); + // Vulkan + public typealias PFN_vkGetInstanceProcAddr = void*; + public struct VkInstance : int; + public struct VkPhysicalDevice : int; + public typealias VkResult = c_int; + public struct VkAllocationCallbacks; + public struct VkSurfaceKHR : int; + } + + + """) ~ delete _; protected override StreamWriter GetWriterForHeader(StringView header) { - if (header.EndsWith(TODO)) + if (header.EndsWith("glfw3.h")) return writer; return null; } + protected override void HandleCursor(CXCursor cursor) + { + switch (cursor.kind) + { + case .MacroDefinition: + if (!GetCursorSpelling!(cursor).StartsWith("GLFW_")) + return; + if (groupEnum.IsEmpty || ScopeTokenize!(cursor, unit).Length <= 1) break; + BeginCursor(cursor); + Flush(); + MacroDefinition(cursor); + str.Replace("public const let ", "\t"); + str.Replace(';', ','); + return; + default: + } + base.HandleCursor(cursor); + } + + protected override Block GetCursorBlock(CXCursor cursor) + { + if (GetCursorSpelling!(cursor).StartsWith("glfw", .OrdinalIgnoreCase)) + return .CustomBlock("Glfw"); + return base.GetCursorBlock(cursor); + } + + protected override void GetNameInBindings(CXCursor cursor, String outString) + { + let spelling = GetCursorSpelling!(cursor); + if (spelling.StartsWith("GLFW_")) + { + var length = outString.Length; + UpperSnakeCase2PascalCase(spelling[5...], outString); + int i = 0; + if (!groupEnum.IsEmpty) + { + StringView prefix; + switch (groupEnum) + { + case "Modifier": prefix = "Mod"; + case "HatState": prefix = "Hat"; + case "CursorShape": prefix = "Cursor"; + default: prefix = _; + } + if (outString[length...].StartsWith(prefix)) + outString.Remove(length, prefix.Length); + if (outString.EndsWith(prefix)) + outString.Length -= prefix.Length; + if (outString[length].IsNumber) + outString.Insert(length, '_'); + } + length = outString.Length - length; + outString.Append(' ', spelling.Length - 5 - length - i); + } + else if (spelling.StartsWith("GLFW")) + { + int index = outString.Length; + outString.Append(spelling[4...]); + outString[index] = outString[index].ToUpper; + } + else if (spelling.StartsWith("glfw")) + outString.Append(spelling[4...]); + else + base.GetNameInBindings(cursor, outString); + } + + StringView GetGroupEnumName(StringView group) + { + switch (group) + { + case "hat_state": return "HatState"; + case "keys": return "Key"; + case "mods": return "Modifier"; + case "buttons": return "MouseButton"; + case "joysticks": return "Joystick"; + case "gamepad_buttons": return "GamepadButton"; + case "gamepad_axes": return "GamepadAxis"; + case "errors": return "Error"; + case "shapes": return "CursorShape"; + case "init_hints": return "InitHint"; + case "window_hints": return "WindowHint"; + default: return null; + } + } + + append String groupEnum = .(32); + int initCounter = 0; + protected override void WriteToken(CXToken token) + { + var spelling = GetTokenSpelling!(token); + if (spelling == "/*! @} */" && !groupEnum.IsEmpty) + { + groupEnum.Clear(); + str.Append("}\n", spelling); + return; + } + base.WriteToken(token); + if (Clang.GetTokenKind(token) != .Comment) return; + if (spelling.StartsWith("/*! @addtogroup window")) + groupEnum.Set("WindowHint"); + else if (spelling.StartsWith("/*! @addtogroup init")) + switch (initCounter++) + { + case 0: groupEnum.Set("InitHint"); + case 1: groupEnum.Set("Platform"); + } + else + { + if (!spelling.StartsWith("/*! @defgroup ")) return; + spelling.RemoveFromStart("/*! @defgroup ".Length); + let group = spelling[.. 0) str.Append(", "); + let arg = Clang.Cursor_GetArgument(cursor, (.)i); + currentCursor = arg; + TypeParamMode typeParamMode = .InParam; + bool writeType = true; + let comment = Clang.Cursor_GetParsedComment(cursor); + let spelling = GetCursorSpelling!(arg); + for (let j < Clang.Comment_GetNumChildren(comment)) + { + let param = Clang.Comment_GetChild(comment, j); + if (Clang.Comment_GetKind(param) != .ParamCommand) continue; + if (ScopeCXString!(Clang.ParamCommandComment_GetParamName(param)) != spelling) continue; + if (Clang.ParamCommandComment_GetDirection(param) == .Out) + typeParamMode = .OutParam; + writeType = ScanCommandComment(param); + break; + } + if (writeType) Type(Clang.GetCursorType(arg), typeParamMode); + str.Append(' '); + GetNameInBindings(arg, str); + } + if (Clang.Cursor_IsVariadic(cursor) != 0) + { + if (numArgs > 0) str.Append(", "); + str.Append("..."); + } + currentCursor = cursor; + } + + protected override void WriteTypeAndName(CXCursor cursor, CXType type, TypeAndNameKind format = .Standard) + { + if (cursor.kind != .FunctionDecl) + { + base.WriteTypeAndName(cursor, type, format); + return; + } + bool writeType = true; + let comment = Clang.Cursor_GetParsedComment(cursor); + for (let j < Clang.Comment_GetNumChildren(comment)) + { + let ret = Clang.Comment_GetChild(comment, j); + if (Clang.Comment_GetKind(ret) != .BlockCommand) continue; + if (ScopeCXString!(Clang.BlockCommandComment_GetCommandName(ret)) != "return") continue; + writeType = ScanCommandComment(ret); + break; + } + if (writeType) Type(type); + str.Append(' '); + GetNameInBindings(cursor, str); + } } class Program @@ -46,7 +264,8 @@ class Program public static int Main(String[] args) { - scope GlfwGenerator(char8*[?]("--language=c")).Generate(TODO, null); + RunCommand!("git -C .. submodule update"); + scope GlfwGenerator(char8*[?]("--language=c", "-DGLFW_INCLUDE_VULKAN", "-Imock_include")).Generate("../glfw/include/GLFW/glfw3.h"); return 0; } } \ No newline at end of file diff --git a/glfw b/glfw new file mode 160000 index 0000000..fdd14e6 --- /dev/null +++ b/glfw @@ -0,0 +1 @@ +Subproject commit fdd14e65b1c29e4e6df875fb5669ec00d6793531 diff --git a/src/Glfw.bf b/src/Glfw.bf new file mode 100644 index 0000000..b7e9e18 --- /dev/null +++ b/src/Glfw.bf @@ -0,0 +1,6648 @@ +// This file was generated by Cpp2Beef + +using System; +using System.Interop; + +namespace Glfw; + +static class Glfw +{ + public struct Bool : c_int + { + public static operator Self(bool b) => b ? True : False; + public static operator bool(Self b) => b != False; + } + + // Vulkan + public typealias PFN_vkGetInstanceProcAddr = void*; + public struct VkInstance : int; + public struct VkPhysicalDevice : int; + public typealias VkResult = c_int; + public struct VkAllocationCallbacks; + public struct VkSurfaceKHR : int; +} + +static +{ +/************************************************************************* + * GLFW 3.5 - www.glfw.org + * A library for OpenGL, window and input + *------------------------------------------------------------------------ + * Copyright (c) 2002-2006 Marcus Geelnard + * Copyright (c) 2006-2019 Camilla Löwy + * + * This software is provided 'as-is', without any express or implied + * warranty. In no event will the authors be held liable for any damages + * arising from the use of this software. + * + * Permission is granted to anyone to use this software for any purpose, + * including commercial applications, and to alter it and redistribute it + * freely, subject to the following restrictions: + * + * 1. The origin of this software must not be misrepresented; you must not + * claim that you wrote the original software. If you use this software + * in a product, an acknowledgment in the product documentation would + * be appreciated but is not required. + * + * 2. Altered source versions must be plainly marked as such, and must not + * be misrepresented as being the original software. + * + * 3. This notice may not be removed or altered from any source + * distribution. + * + *************************************************************************/ + + + + + + + + + +/************************************************************************* + * Doxygen documentation + *************************************************************************/ + +/*! @file glfw3.h + * @brief The header of the GLFW 3 API. + * + * This is the header file of the GLFW 3 API. It defines all its types and + * declares all its functions. + * + * For more information about how to use this file, see @ref build_include. + */ +/*! @defgroup context Context reference + * @brief Functions and types related to OpenGL and OpenGL ES contexts. + * + * This is the reference documentation for OpenGL and OpenGL ES context related + * functions. For more task-oriented information, see the @ref context_guide. + */ +/*! @defgroup vulkan Vulkan support reference + * @brief Functions and types related to Vulkan. + * + * This is the reference documentation for Vulkan related functions and types. + * For more task-oriented information, see the @ref vulkan_guide. + */ +/*! @defgroup init Initialization, version and error reference + * @brief Functions and types related to initialization and error handling. + * + * This is the reference documentation for initialization and termination of + * the library, version management and error handling. For more task-oriented + * information, see the @ref intro_guide. + */ +/*! @defgroup input Input reference + * @brief Functions and types related to input handling. + * + * This is the reference documentation for input related functions and types. + * For more task-oriented information, see the @ref input_guide. + */ +/*! @defgroup monitor Monitor reference + * @brief Functions and types related to monitors. + * + * This is the reference documentation for monitor related functions and types. + * For more task-oriented information, see the @ref monitor_guide. + */ +/*! @defgroup window Window reference + * @brief Functions and types related to windows. + * + * This is the reference documentation for window related functions and types, + * including creation, deletion and event polling. For more task-oriented + * information, see the @ref window_guide. + */ + + +/************************************************************************* + * Compiler- and platform-specific preprocessor work + *************************************************************************/ + +/* If we are we on Windows, we want a single define for it. + */ + + +/* _WIN32 */ + +/* Include because most Windows GLU headers need wchar_t and + * the macOS OpenGL header blocks the definition of ptrdiff_t by glext.h. + * Include it unconditionally to avoid surprising side-effects. + */ + + +/* Include because it is needed by Vulkan and related functions. + * Include it unconditionally to avoid surprising side-effects. + */ + + + + +/* Vulkan header */ + +/* The Vulkan header may have indirectly included windows.h (because of + * VK_USE_PLATFORM_WIN32_KHR) so we offer our replacement symbols after it. + */ + +/* It is customary to use APIENTRY for OpenGL function pointer declarations on + * all platforms. Additionally, the Windows OpenGL header needs APIENTRY. + */ + + + + + + + +/* APIENTRY */ + +/* Some Windows OpenGL headers need this. + */ + + + +/* WINGDIAPI */ + +/* Some Windows GLU headers need this. + */ + + + +/* CALLBACK */ + +/* Include the chosen OpenGL or OpenGL ES headers. + */ + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + /*GLFW_INCLUDE_GLEXT*/ + + /*__APPLE__*/ + + + + + + + /*__APPLE__*/ + + + + + + + + + + /*__APPLE__*/ + + + + + + /*__APPLE__*/ + + + + + + + + + + /*legacy*/ + /*legacy*/ + /*legacy*/ + /*legacy*/ + /*legacy*/ + /*non-standard*/ + /*non-standard*/ + /*non-standard*/ + + + + + + + + + /*__APPLE__*/ + + + + + + + /*__APPLE__*/ + +/* OpenGL and OpenGL ES headers */ + + + /* GLFW_DLL must be defined by applications that are linking against the DLL + * version of the GLFW library. _GLFW_BUILD_DLL is defined by the GLFW + * configuration header when compiling the DLL version of the library. + */ + + + +/* GLFWAPI is used to declare public API functions for export + * from the DLL / shared library / dynamic library. + */ + + /* We are building GLFW as a Win32 DLL */ + + + /* We are calling a GLFW Win32 DLL */ + + + /* We are building GLFW as a Unix shared library */ + + + + + + +/************************************************************************* + * GLFW API tokens + *************************************************************************/ + +/*! @name GLFW version macros + * @{ */ +/*! @brief The major version number of the GLFW header. + * + * The major version number of the GLFW header. This is incremented when the + * API is changed in non-compatible ways. + * @ingroup init + */ +} + +extension Glfw +{ +public const let VersionMajor = 3; +/*! @brief The minor version number of the GLFW header. + * + * The minor version number of the GLFW header. This is incremented when + * features are added to the API but it remains backward-compatible. + * @ingroup init + */ +public const let VersionMinor = 5; +/*! @brief The revision number of the GLFW header. + * + * The revision number of the GLFW header. This is incremented when a bug fix + * release is made that does not contain any API changes. + * @ingroup init + */ +public const let VersionRevision = 0; +/*! @} */ + +/*! @brief One. + * + * This is only semantic sugar for the number 1. You can instead use `1` or + * `true` or `_True` or `GL_TRUE` or `VK_TRUE` or anything else that is equal + * to one. + * + * @ingroup init + */ +public const let True = 1; +/*! @brief Zero. + * + * This is only semantic sugar for the number 0. You can instead use `0` or + * `false` or `_False` or `GL_FALSE` or `VK_FALSE` or anything else that is + * equal to zero. + * + * @ingroup init + */ +public const let False = 0; + +/*! @name Key and button actions + * @{ */ +/*! @brief The key or mouse button was released. + * + * The key or mouse button was released. + * + * @ingroup input + */ +public const let Release = 0; +/*! @brief The key or mouse button was pressed. + * + * The key or mouse button was pressed. + * + * @ingroup input + */ +public const let Press = 1; +/*! @brief The key was held down until it repeated. + * + * The key was held down until it repeated. + * + * @ingroup input + */ +public const let Repeat = 2; +/*! @} */ + +/*! @defgroup hat_state Joystick hat states + * @brief Joystick hat states. + * + * See [joystick hat input](@ref joystick_hat) for how these are used. + * + * @ingroup input + * @{ */ +[CRepr, AllowDuplicates] public enum HatState +{ + Centered = 0, + Up = 1, + Right = 2, + Down = 4, + Left = 8, + RightUp = (Right | Up ), + RightDown = (Right | Down ), + LeftUp = (Left | Up ), + LeftDown = (Left | Down ), + +/*! @ingroup input + */ + KeyUnknown = -1, + +} +/*! @} */ + +/*! @defgroup keys Keyboard key tokens + * @brief Keyboard key tokens. + * + * See [key input](@ref input_key) for how these are used. + * + * These key codes are inspired by the _USB HID Usage Tables v1.12_ (p. 53-60), + * but re-arranged to map to 7-bit ASCII for printable keys (function keys are + * put in the 256+ range). + * + * The naming of the key codes follow these rules: + * - The US keyboard layout is used + * - Names of printable alphanumeric characters are used (e.g. "A", "R", + * "3", etc.) + * - For non-alphanumeric characters, Unicode:ish names are used (e.g. + * "COMMA", "LEFT_SQUARE_BRACKET", etc.). Note that some names do not + * correspond to the Unicode standard (usually for brevity) + * - Keys that lack a clear US mapping are named "WORLD_x" + * - For non-printable keys, custom names are used (e.g. "F4", + * "BACKSPACE", etc.) + * + * @ingroup input + * @{ + */ +[CRepr, AllowDuplicates] public enum Key +{ + +/* Printable keys */ + Space = 32, + Apostrophe = 39,/* ' */ + Comma = 44,/* , */ + Minus = 45,/* - */ + Period = 46,/* . */ + Slash = 47,/* / */ + _0 = 48, + _1 = 49, + _2 = 50, + _3 = 51, + _4 = 52, + _5 = 53, + _6 = 54, + _7 = 55, + _8 = 56, + _9 = 57, + Semicolon = 59,/* ; */ + Equal = 61,/* = */ + A = 65, + B = 66, + C = 67, + D = 68, + E = 69, + F = 70, + G = 71, + H = 72, + I = 73, + J = 74, + K = 75, + L = 76, + M = 77, + N = 78, + O = 79, + P = 80, + Q = 81, + R = 82, + S = 83, + T = 84, + U = 85, + V = 86, + W = 87, + X = 88, + Y = 89, + Z = 90, + LeftBracket = 91,/* [ */ + Backslash = 92,/* \ */ + RightBracket = 93,/* ] */ + GraveAccent = 96,/* ` */ + World1 = 161,/* non-US #1 */ + World2 = 162,/* non-US #2 */ + +/* Function keys */ + Escape = 256, + Enter = 257, + Tab = 258, + Backspace = 259, + Insert = 260, + Delete = 261, + Right = 262, + Left = 263, + Down = 264, + Up = 265, + PageUp = 266, + PageDown = 267, + Home = 268, + End = 269, + CapsLock = 280, + ScrollLock = 281, + NumLock = 282, + PrintScreen = 283, + Pause = 284, + F1 = 290, + F2 = 291, + F3 = 292, + F4 = 293, + F5 = 294, + F6 = 295, + F7 = 296, + F8 = 297, + F9 = 298, + F10 = 299, + F11 = 300, + F12 = 301, + F13 = 302, + F14 = 303, + F15 = 304, + F16 = 305, + F17 = 306, + F18 = 307, + F19 = 308, + F20 = 309, + F21 = 310, + F22 = 311, + F23 = 312, + F24 = 313, + F25 = 314, + Kp0 = 320, + Kp1 = 321, + Kp2 = 322, + Kp3 = 323, + Kp4 = 324, + Kp5 = 325, + Kp6 = 326, + Kp7 = 327, + Kp8 = 328, + Kp9 = 329, + KpDecimal = 330, + KpDivide = 331, + KpMultiply = 332, + KpSubtract = 333, + KpAdd = 334, + KpEnter = 335, + KpEqual = 336, + LeftShift = 340, + LeftControl = 341, + LeftAlt = 342, + LeftSuper = 343, + RightShift = 344, + RightControl = 345, + RightAlt = 346, + RightSuper = 347, + Menu = 348, + + Last = Menu , + +} +/*! @} */ + +/*! @defgroup mods Modifier key flags + * @brief Modifier key flags. + * + * See [key input](@ref input_key) for how these are used. + * + * @ingroup input + * @{ */ +[CRepr, AllowDuplicates] public enum Modifier +{ + +/*! @brief If this bit is set one or more Shift keys were held down. + * + * If this bit is set one or more Shift keys were held down. + */ + Shift = 0x0001, +/*! @brief If this bit is set one or more Control keys were held down. + * + * If this bit is set one or more Control keys were held down. + */ + Control = 0x0002, +/*! @brief If this bit is set one or more Alt keys were held down. + * + * If this bit is set one or more Alt keys were held down. + */ + Alt = 0x0004, +/*! @brief If this bit is set one or more Super keys were held down. + * + * If this bit is set one or more Super keys were held down. + */ + Super = 0x0008, +/*! @brief If this bit is set the Caps Lock key is enabled. + * + * If this bit is set the Caps Lock key is enabled and the @ref + * GLFW_LOCK_KEY_MODS input mode is set. + */ + CapsLock = 0x0010, +/*! @brief If this bit is set the Num Lock key is enabled. + * + * If this bit is set the Num Lock key is enabled and the @ref + * GLFW_LOCK_KEY_MODS input mode is set. + */ + NumLock = 0x0020, + +} +/*! @} */ + +/*! @defgroup buttons Mouse buttons + * @brief Mouse button IDs. + * + * See [mouse button input](@ref input_mouse_button) for how these are used. + * + * @ingroup input + * @{ */ +[CRepr, AllowDuplicates] public enum MouseButton +{ + _1 = 0, + _2 = 1, + _3 = 2, + _4 = 3, + _5 = 4, + _6 = 5, + _7 = 6, + _8 = 7, + Last = _8 , + Left = _1 , + Right = _2 , + Middle = _3 , +} +/*! @} */ + +/*! @defgroup joysticks Joysticks + * @brief Joystick IDs. + * + * See [joystick input](@ref joystick) for how these are used. + * + * @ingroup input + * @{ */ +[CRepr, AllowDuplicates] public enum Joystick +{ + _1 = 0, + _2 = 1, + _3 = 2, + _4 = 3, + _5 = 4, + _6 = 5, + _7 = 6, + _8 = 7, + _9 = 8, + _10 = 9, + _11 = 10, + _12 = 11, + _13 = 12, + _14 = 13, + _15 = 14, + _16 = 15, + Last = _16 , +} +/*! @} */ + +/*! @defgroup gamepad_buttons Gamepad buttons + * @brief Gamepad buttons. + * + * See @ref gamepad for how these are used. + * + * @ingroup input + * @{ */ +[CRepr, AllowDuplicates] public enum GamepadButton +{ + A = 0, + B = 1, + X = 2, + Y = 3, + LeftBumper = 4, + RightBumper = 5, + Back = 6, + Start = 7, + Guide = 8, + LeftThumb = 9, + RightThumb = 10, + DpadUp = 11, + DpadRight = 12, + DpadDown = 13, + DpadLeft = 14, + Last = DpadLeft , + + Cross = A , + Circle = B , + Square = X , + Triangle = Y , +} +/*! @} */ + +/*! @defgroup gamepad_axes Gamepad axes + * @brief Gamepad axes. + * + * See @ref gamepad for how these are used. + * + * @ingroup input + * @{ */ +[CRepr, AllowDuplicates] public enum GamepadAxis +{ + LeftX = 0, + LeftY = 1, + RightX = 2, + RightY = 3, + LeftTrigger = 4, + RightTrigger = 5, + Last = RightTrigger , +} +/*! @} */ + +/*! @defgroup errors Error codes + * @brief Error codes. + * + * See [error handling](@ref error_handling) for how these are used. + * + * @ingroup init + * @{ */ +[CRepr, AllowDuplicates] public enum Error +{ +/*! @brief No error has occurred. + * + * No error has occurred. + * + * @analysis Yay. + */ + No = 0, +/*! @brief GLFW has not been initialized. + * + * This occurs if a GLFW function was called that must not be called unless the + * library is [initialized](@ref intro_init). + * + * @analysis Application programmer error. Initialize GLFW before calling any + * function that requires initialization. + */ + NotInitialized = 0x00010001, +/*! @brief No context is current for this thread. + * + * This occurs if a GLFW function was called that needs and operates on the + * current OpenGL or OpenGL ES context but no context is current on the calling + * thread. One such function is @ref glfwSwapInterval. + * + * @analysis Application programmer error. Ensure a context is current before + * calling functions that require a current context. + */ + NoCurrentContext = 0x00010002, +/*! @brief One of the arguments to the function was an invalid enum value. + * + * One of the arguments to the function was an invalid enum value, for example + * requesting @ref GLFW_RED_BITS with @ref glfwGetWindowAttrib. + * + * @analysis Application programmer error. Fix the offending call. + */ + InvalidEnum = 0x00010003, +/*! @brief One of the arguments to the function was an invalid value. + * + * One of the arguments to the function was an invalid value, for example + * requesting a non-existent OpenGL or OpenGL ES version like 2.7. + * + * Requesting a valid but unavailable OpenGL or OpenGL ES version will instead + * result in a @ref GLFW_VERSION_UNAVAILABLE error. + * + * @analysis Application programmer error. Fix the offending call. + */ + InvalidValue = 0x00010004, +/*! @brief A memory allocation failed. + * + * A memory allocation failed. + * + * @analysis A bug in GLFW or the underlying operating system. Report the bug + * to our [issue tracker](https://github.com/glfw/glfw/issues). + */ + OutOfMemory = 0x00010005, +/*! @brief GLFW could not find support for the requested API on the system. + * + * GLFW could not find support for the requested API on the system. + * + * @analysis The installed graphics driver does not support the requested + * API, or does not support it via the chosen context creation API. + * Below are a few examples. + * + * @par + * Some pre-installed Windows graphics drivers do not support OpenGL. AMD only + * supports OpenGL ES via EGL, while Nvidia and Intel only support it via + * a WGL or GLX extension. macOS does not provide OpenGL ES at all. The Mesa + * EGL, OpenGL and OpenGL ES libraries do not interface with the Nvidia binary + * driver. Older graphics drivers do not support Vulkan. + */ + ApiUnavailable = 0x00010006, +/*! @brief The requested OpenGL or OpenGL ES version is not available. + * + * The requested OpenGL or OpenGL ES version (including any requested context + * or framebuffer hints) is not available on this machine. + * + * @analysis The machine does not support your requirements. If your + * application is sufficiently flexible, downgrade your requirements and try + * again. Otherwise, inform the user that their machine does not match your + * requirements. + * + * @par + * Future invalid OpenGL and OpenGL ES versions, for example OpenGL 4.8 if 5.0 + * comes out before the 4.x series gets that far, also fail with this error and + * not @ref GLFW_INVALID_VALUE, because GLFW cannot know what future versions + * will exist. + */ + VersionUnavailable = 0x00010007, +/*! @brief A platform-specific error occurred that does not match any of the + * more specific categories. + * + * A platform-specific error occurred that does not match any of the more + * specific categories. + * + * @analysis A bug or configuration error in GLFW, the underlying operating + * system or its drivers, or a lack of required resources. Report the issue to + * our [issue tracker](https://github.com/glfw/glfw/issues). + */ + Platform = 0x00010008, +/*! @brief The requested format is not supported or available. + * + * If emitted during window creation, the requested pixel format is not + * supported. + * + * If emitted when querying the clipboard, the contents of the clipboard could + * not be converted to the requested format. + * + * @analysis If emitted during window creation, one or more + * [hard constraints](@ref window_hints_hard) did not match any of the + * available pixel formats. If your application is sufficiently flexible, + * downgrade your requirements and try again. Otherwise, inform the user that + * their machine does not match your requirements. + * + * @par + * If emitted when querying the clipboard, ignore the error or report it to + * the user, as appropriate. + */ + FormatUnavailable = 0x00010009, +/*! @brief The specified window does not have an OpenGL or OpenGL ES context. + * + * A window that does not have an OpenGL or OpenGL ES context was passed to + * a function that requires it to have one. + * + * @analysis Application programmer error. Fix the offending call. + */ + NoWindowContext = 0x0001000A, +/*! @brief The specified cursor shape is not available. + * + * The specified standard cursor shape is not available, either because the + * current platform cursor theme does not provide it or because it is not + * available on the platform. + * + * @analysis Platform or system settings limitation. Pick another + * [standard cursor shape](@ref shapes) or create a + * [custom cursor](@ref cursor_custom). + */ + CursorUnavailable = 0x0001000B, +/*! @brief The requested feature is not provided by the platform. + * + * The requested feature is not provided by the platform, so GLFW is unable to + * implement it. The documentation for each function notes if it could emit + * this error. + * + * @analysis Platform or platform version limitation. The error can be ignored + * unless the feature is critical to the application. + * + * @par + * A function call that emits this error has no effect other than the error and + * updating any existing out parameters. + */ + FeatureUnavailable = 0x0001000C, +/*! @brief The requested feature is not implemented for the platform. + * + * The requested feature has not yet been implemented in GLFW for this platform. + * + * @analysis An incomplete implementation of GLFW for this platform, hopefully + * fixed in a future release. The error can be ignored unless the feature is + * critical to the application. + * + * @par + * A function call that emits this error has no effect other than the error and + * updating any existing out parameters. + */ + FeatureUnimplemented = 0x0001000D, +/*! @brief Platform unavailable or no matching platform was found. + * + * If emitted during initialization, no matching platform was found. If the @ref + * GLFW_PLATFORM init hint was set to `GLFW_ANY_PLATFORM`, GLFW could not detect any of + * the platforms supported by this library binary, except for the Null platform. If the + * init hint was set to a specific platform, it is either not supported by this library + * binary or GLFW was not able to detect it. + * + * If emitted by a native access function, GLFW was initialized for a different platform + * than the function is for. + * + * @analysis Failure to detect any platform usually only happens on non-macOS Unix + * systems, either when no window system is running or the program was run from + * a terminal that does not have the necessary environment variables. Fall back to + * a different platform if possible or notify the user that no usable platform was + * detected. + * + * Failure to detect a specific platform may have the same cause as above or be because + * support for that platform was not compiled in. Call @ref glfwPlatformSupported to + * check whether a specific platform is supported by a library binary. + */ + PlatformUnavailable = 0x0001000E, +} +/*! @} */ + +/*! @addtogroup window + * @{ */ +[CRepr, AllowDuplicates] public enum WindowHint +{ +/*! @brief Input focus window hint and attribute + * + * Input focus [window hint](@ref GLFW_FOCUSED_hint) or + * [window attribute](@ref GLFW_FOCUSED_attrib). + */ + Focused = 0x00020001, +/*! @brief Window iconification window attribute + * + * Window iconification [window attribute](@ref GLFW_ICONIFIED_attrib). + */ + Iconified = 0x00020002, +/*! @brief Window resize-ability window hint and attribute + * + * Window resize-ability [window hint](@ref GLFW_RESIZABLE_hint) and + * [window attribute](@ref GLFW_RESIZABLE_attrib). + */ + Resizable = 0x00020003, +/*! @brief Window visibility window hint and attribute + * + * Window visibility [window hint](@ref GLFW_VISIBLE_hint) and + * [window attribute](@ref GLFW_VISIBLE_attrib). + */ + Visible = 0x00020004, +/*! @brief Window decoration window hint and attribute + * + * Window decoration [window hint](@ref GLFW_DECORATED_hint) and + * [window attribute](@ref GLFW_DECORATED_attrib). + */ + Decorated = 0x00020005, +/*! @brief Window auto-iconification window hint and attribute + * + * Window auto-iconification [window hint](@ref GLFW_AUTO_ICONIFY_hint) and + * [window attribute](@ref GLFW_AUTO_ICONIFY_attrib). + */ + AutoIconify = 0x00020006, +/*! @brief Window decoration window hint and attribute + * + * Window decoration [window hint](@ref GLFW_FLOATING_hint) and + * [window attribute](@ref GLFW_FLOATING_attrib). + */ + Floating = 0x00020007, +/*! @brief Window maximization window hint and attribute + * + * Window maximization [window hint](@ref GLFW_MAXIMIZED_hint) and + * [window attribute](@ref GLFW_MAXIMIZED_attrib). + */ + Maximized = 0x00020008, +/*! @brief Cursor centering window hint + * + * Cursor centering [window hint](@ref GLFW_CENTER_CURSOR_hint). + */ + CenterCursor = 0x00020009, +/*! @brief Window framebuffer transparency hint and attribute + * + * Window framebuffer transparency + * [window hint](@ref GLFW_TRANSPARENT_FRAMEBUFFER_hint) and + * [window attribute](@ref GLFW_TRANSPARENT_FRAMEBUFFER_attrib). + */ + TransparentFramebuffer = 0x0002000A, +/*! @brief Mouse cursor hover window attribute. + * + * Mouse cursor hover [window attribute](@ref GLFW_HOVERED_attrib). + */ + Hovered = 0x0002000B, +/*! @brief Input focus on calling show window hint and attribute + * + * Input focus [window hint](@ref GLFW_FOCUS_ON_SHOW_hint) or + * [window attribute](@ref GLFW_FOCUS_ON_SHOW_attrib). + */ + FocusOnShow = 0x0002000C, + +/*! @brief Mouse input transparency window hint and attribute + * + * Mouse input transparency [window hint](@ref GLFW_MOUSE_PASSTHROUGH_hint) or + * [window attribute](@ref GLFW_MOUSE_PASSTHROUGH_attrib). + */ + MousePassthrough = 0x0002000D, + +/*! @brief Initial position x-coordinate window hint. + * + * Initial position x-coordinate [window hint](@ref GLFW_POSITION_X). + */ + PositionX = 0x0002000E, + +/*! @brief Initial position y-coordinate window hint. + * + * Initial position y-coordinate [window hint](@ref GLFW_POSITION_Y). + */ + PositionY = 0x0002000F, + +/*! @brief Framebuffer bit depth hint. + * + * Framebuffer bit depth [hint](@ref GLFW_RED_BITS). + */ + RedBits = 0x00021001, +/*! @brief Framebuffer bit depth hint. + * + * Framebuffer bit depth [hint](@ref GLFW_GREEN_BITS). + */ + GreenBits = 0x00021002, +/*! @brief Framebuffer bit depth hint. + * + * Framebuffer bit depth [hint](@ref GLFW_BLUE_BITS). + */ + BlueBits = 0x00021003, +/*! @brief Framebuffer bit depth hint. + * + * Framebuffer bit depth [hint](@ref GLFW_ALPHA_BITS). + */ + AlphaBits = 0x00021004, +/*! @brief Framebuffer bit depth hint. + * + * Framebuffer bit depth [hint](@ref GLFW_DEPTH_BITS). + */ + DepthBits = 0x00021005, +/*! @brief Framebuffer bit depth hint. + * + * Framebuffer bit depth [hint](@ref GLFW_STENCIL_BITS). + */ + StencilBits = 0x00021006, +/*! @brief Framebuffer bit depth hint. + * + * Framebuffer bit depth [hint](@ref GLFW_ACCUM_RED_BITS). + */ + AccumRedBits = 0x00021007, +/*! @brief Framebuffer bit depth hint. + * + * Framebuffer bit depth [hint](@ref GLFW_ACCUM_GREEN_BITS). + */ + AccumGreenBits = 0x00021008, +/*! @brief Framebuffer bit depth hint. + * + * Framebuffer bit depth [hint](@ref GLFW_ACCUM_BLUE_BITS). + */ + AccumBlueBits = 0x00021009, +/*! @brief Framebuffer bit depth hint. + * + * Framebuffer bit depth [hint](@ref GLFW_ACCUM_ALPHA_BITS). + */ + AccumAlphaBits = 0x0002100A, +/*! @brief Framebuffer auxiliary buffer hint. + * + * Framebuffer auxiliary buffer [hint](@ref GLFW_AUX_BUFFERS). + */ + AuxBuffers = 0x0002100B, +/*! @brief OpenGL stereoscopic rendering hint. + * + * OpenGL stereoscopic rendering [hint](@ref GLFW_STEREO). + */ + Stereo = 0x0002100C, +/*! @brief Framebuffer MSAA samples hint. + * + * Framebuffer MSAA samples [hint](@ref GLFW_SAMPLES). + */ + Samples = 0x0002100D, +/*! @brief Framebuffer sRGB hint. + * + * Framebuffer sRGB [hint](@ref GLFW_SRGB_CAPABLE). + */ + SrgbCapable = 0x0002100E, +/*! @brief Monitor refresh rate hint. + * + * Monitor refresh rate [hint](@ref GLFW_REFRESH_RATE). + */ + RefreshRate = 0x0002100F, +/*! @brief Framebuffer double buffering hint and attribute. + * + * Framebuffer double buffering [hint](@ref GLFW_DOUBLEBUFFER_hint) and + * [attribute](@ref GLFW_DOUBLEBUFFER_attrib). + */ + Doublebuffer = 0x00021010, + +/*! @brief Context client API hint and attribute. + * + * Context client API [hint](@ref GLFW_CLIENT_API_hint) and + * [attribute](@ref GLFW_CLIENT_API_attrib). + */ + ClientApi = 0x00022001, +/*! @brief Context client API major version hint and attribute. + * + * Context client API major version [hint](@ref GLFW_CONTEXT_VERSION_MAJOR_hint) + * and [attribute](@ref GLFW_CONTEXT_VERSION_MAJOR_attrib). + */ + ContextVersionMajor = 0x00022002, +/*! @brief Context client API minor version hint and attribute. + * + * Context client API minor version [hint](@ref GLFW_CONTEXT_VERSION_MINOR_hint) + * and [attribute](@ref GLFW_CONTEXT_VERSION_MINOR_attrib). + */ + ContextVersionMinor = 0x00022003, +/*! @brief Context client API revision number attribute. + * + * Context client API revision number + * [attribute](@ref GLFW_CONTEXT_REVISION_attrib). + */ + ContextRevision = 0x00022004, +/*! @brief Context robustness hint and attribute. + * + * Context client API revision number [hint](@ref GLFW_CONTEXT_ROBUSTNESS_hint) + * and [attribute](@ref GLFW_CONTEXT_ROBUSTNESS_attrib). + */ + ContextRobustness = 0x00022005, +/*! @brief OpenGL forward-compatibility hint and attribute. + * + * OpenGL forward-compatibility [hint](@ref GLFW_OPENGL_FORWARD_COMPAT_hint) + * and [attribute](@ref GLFW_OPENGL_FORWARD_COMPAT_attrib). + */ + OpenglForwardCompat = 0x00022006, +/*! @brief Debug mode context hint and attribute. + * + * Debug mode context [hint](@ref GLFW_CONTEXT_DEBUG_hint) and + * [attribute](@ref GLFW_CONTEXT_DEBUG_attrib). + */ + ContextDebug = 0x00022007, +/*! @brief Legacy name for compatibility. + * + * This is an alias for compatibility with earlier versions. + */ + OpenglDebugContext = ContextDebug , +/*! @brief OpenGL profile hint and attribute. + * + * OpenGL profile [hint](@ref GLFW_OPENGL_PROFILE_hint) and + * [attribute](@ref GLFW_OPENGL_PROFILE_attrib). + */ + OpenglProfile = 0x00022008, +/*! @brief Context flush-on-release hint and attribute. + * + * Context flush-on-release [hint](@ref GLFW_CONTEXT_RELEASE_BEHAVIOR_hint) and + * [attribute](@ref GLFW_CONTEXT_RELEASE_BEHAVIOR_attrib). + */ + ContextReleaseBehavior = 0x00022009, +/*! @brief Context error suppression hint and attribute. + * + * Context error suppression [hint](@ref GLFW_CONTEXT_NO_ERROR_hint) and + * [attribute](@ref GLFW_CONTEXT_NO_ERROR_attrib). + */ + ContextNoError = 0x0002200A, +/*! @brief Context creation API hint and attribute. + * + * Context creation API [hint](@ref GLFW_CONTEXT_CREATION_API_hint) and + * [attribute](@ref GLFW_CONTEXT_CREATION_API_attrib). + */ + ContextCreationApi = 0x0002200B, +/*! @brief Window content area scaling window + * [window hint](@ref GLFW_SCALE_TO_MONITOR). + */ + ScaleToMonitor = 0x0002200C, +/*! @brief Window framebuffer scaling + * [window hint](@ref GLFW_SCALE_FRAMEBUFFER_hint). + */ + ScaleFramebuffer = 0x0002200D, +/*! @brief Legacy name for compatibility. + * + * This is an alias for the + * [GLFW_SCALE_FRAMEBUFFER](@ref GLFW_SCALE_FRAMEBUFFER_hint) window hint for + * compatibility with earlier versions. + */ + CocoaRetinaFramebuffer = 0x00023001, +/*! @brief macOS specific + * [window hint](@ref GLFW_COCOA_FRAME_NAME_hint). + */ + CocoaFrameName = 0x00023002, +/*! @brief macOS specific + * [window hint](@ref GLFW_COCOA_GRAPHICS_SWITCHING_hint). + */ + CocoaGraphicsSwitching = 0x00023003, +/*! @brief X11 specific + * [window hint](@ref GLFW_X11_CLASS_NAME_hint). + */ + X11ClassName = 0x00024001, +/*! @brief X11 specific + * [window hint](@ref GLFW_X11_CLASS_NAME_hint). + */ + X11InstanceName = 0x00024002, + Win32KeyboardMenu = 0x00025001, +/*! @brief Win32 specific [window hint](@ref GLFW_WIN32_SHOWDEFAULT_hint). + */ + Win32Showdefault = 0x00025002, +/*! @brief Wayland specific + * [window hint](@ref GLFW_WAYLAND_APP_ID_hint). + * + * Allows specification of the Wayland app_id. + */ + WaylandAppId = 0x00026001, +} +/*! @} */ + +public const let NoApi = 0; +public const let OpenglApi = 0x00030001; +public const let OpenglEsApi = 0x00030002; + +public const let NoRobustness = 0; +public const let NoResetNotification = 0x00031001; +public const let LoseContextOnReset = 0x00031002; + +public const let OpenglAnyProfile = 0; +public const let OpenglCoreProfile = 0x00032001; +public const let OpenglCompatProfile = 0x00032002; + +public const let Cursor = 0x00033001; +public const let StickyKeys = 0x00033002; +public const let StickyMouseButtons = 0x00033003; +public const let LockKeyMods = 0x00033004; +public const let RawMouseMotion = 0x00033005; +public const let UnlimitedMouseButtons = 0x00033006; + +public const let CursorNormal = 0x00034001; +public const let CursorHidden = 0x00034002; +public const let CursorDisabled = 0x00034003; +public const let CursorCaptured = 0x00034004; + +public const let AnyReleaseBehavior = 0; +public const let ReleaseBehaviorFlush = 0x00035001; +public const let ReleaseBehaviorNone = 0x00035002; + +public const let NativeContextApi = 0x00036001; +public const let EglContextApi = 0x00036002; +public const let OsmesaContextApi = 0x00036003; + +public const let AnglePlatformTypeNone = 0x00037001; +public const let AnglePlatformTypeOpengl = 0x00037002; +public const let AnglePlatformTypeOpengles = 0x00037003; +public const let AnglePlatformTypeD3d9 = 0x00037004; +public const let AnglePlatformTypeD3d11 = 0x00037005; +public const let AnglePlatformTypeVulkan = 0x00037007; +public const let AnglePlatformTypeMetal = 0x00037008; + +public const let WaylandPreferLibdecor = 0x00038001; +public const let WaylandDisableLibdecor = 0x00038002; + +public const let AnyPosition = 0x80000000; + +/*! @defgroup shapes Standard cursor shapes + * @brief Standard system cursor shapes. + * + * These are the [standard cursor shapes](@ref cursor_standard) that can be + * requested from the platform (window system). + * + * @ingroup input + * @{ */ +[CRepr, AllowDuplicates] public enum CursorShape +{ + +/*! @brief The regular arrow cursor shape. + * + * The regular arrow cursor shape. + */ + Arrow = 0x00036001, +/*! @brief The text input I-beam cursor shape. + * + * The text input I-beam cursor shape. + */ + Ibeam = 0x00036002, +/*! @brief The crosshair cursor shape. + * + * The crosshair cursor shape. + */ + Crosshair = 0x00036003, +/*! @brief The pointing hand cursor shape. + * + * The pointing hand cursor shape. + */ + PointingHand = 0x00036004, +/*! @brief The horizontal resize/move arrow shape. + * + * The horizontal resize/move arrow shape. This is usually a horizontal + * double-headed arrow. + */ + ResizeEw = 0x00036005, +/*! @brief The vertical resize/move arrow shape. + * + * The vertical resize/move shape. This is usually a vertical double-headed + * arrow. + */ + ResizeNs = 0x00036006, +/*! @brief The top-left to bottom-right diagonal resize/move arrow shape. + * + * The top-left to bottom-right diagonal resize/move shape. This is usually + * a diagonal double-headed arrow. + * + * @note __macOS:__ This shape is provided by a private system API and may fail + * with @ref GLFW_CURSOR_UNAVAILABLE in the future. + * + * @note __Wayland:__ This shape is provided by a newer standard not supported by + * all cursor themes. + * + * @note __X11:__ This shape is provided by a newer standard not supported by all + * cursor themes. + */ + ResizeNwse = 0x00036007, +/*! @brief The top-right to bottom-left diagonal resize/move arrow shape. + * + * The top-right to bottom-left diagonal resize/move shape. This is usually + * a diagonal double-headed arrow. + * + * @note __macOS:__ This shape is provided by a private system API and may fail + * with @ref GLFW_CURSOR_UNAVAILABLE in the future. + * + * @note __Wayland:__ This shape is provided by a newer standard not supported by + * all cursor themes. + * + * @note __X11:__ This shape is provided by a newer standard not supported by all + * cursor themes. + */ + ResizeNesw = 0x00036008, +/*! @brief The omni-directional resize/move cursor shape. + * + * The omni-directional resize cursor/move shape. This is usually either + * a combined horizontal and vertical double-headed arrow or a grabbing hand. + */ + ResizeAll = 0x00036009, +/*! @brief The operation-not-allowed shape. + * + * The operation-not-allowed shape. This is usually a circle with a diagonal + * line through it. + * + * @note __Wayland:__ This shape is provided by a newer standard not supported by + * all cursor themes. + * + * @note __X11:__ This shape is provided by a newer standard not supported by all + * cursor themes. + */ + NotAllowed = 0x0003600A, +/*! @brief Legacy name for compatibility. + * + * This is an alias for compatibility with earlier versions. + */ + Hresize = ResizeEw , +/*! @brief Legacy name for compatibility. + * + * This is an alias for compatibility with earlier versions. + */ + Vresize = ResizeNs , +/*! @brief Legacy name for compatibility. + * + * This is an alias for compatibility with earlier versions. + */ + Hand = PointingHand , +} +/*! @} */ + +public const let Connected = 0x00040001; +public const let Disconnected = 0x00040002; + +/*! @addtogroup init + * @{ */ +[CRepr, AllowDuplicates] public enum InitHint +{ +/*! @brief Joystick hat buttons init hint. + * + * Joystick hat buttons [init hint](@ref GLFW_JOYSTICK_HAT_BUTTONS). + */ + JoystickHatButtons = 0x00050001, +/*! @brief ANGLE rendering backend init hint. + * + * ANGLE rendering backend [init hint](@ref GLFW_ANGLE_PLATFORM_TYPE_hint). + */ + AnglePlatformType = 0x00050002, +/*! @brief Platform selection init hint. + * + * Platform selection [init hint](@ref GLFW_PLATFORM). + */ + Platform = 0x00050003, +/*! @brief macOS specific init hint. + * + * macOS specific [init hint](@ref GLFW_COCOA_CHDIR_RESOURCES_hint). + */ + CocoaChdirResources = 0x00051001, +/*! @brief macOS specific init hint. + * + * macOS specific [init hint](@ref GLFW_COCOA_MENUBAR_hint). + */ + CocoaMenubar = 0x00051002, +/*! @brief X11 specific init hint. + * + * X11 specific [init hint](@ref GLFW_X11_XCB_VULKAN_SURFACE_hint). + */ + X11XcbVulkanSurface = 0x00052001, +/*! @brief Wayland specific init hint. + * + * Wayland specific [init hint](@ref GLFW_WAYLAND_LIBDECOR_hint). + */ + WaylandLibdecor = 0x00053001, +} +/*! @} */ + +/*! @addtogroup init + * @{ */ +[CRepr, AllowDuplicates] public enum Platform +{ +/*! @brief Hint value that enables automatic platform selection. + * + * Hint value for @ref GLFW_PLATFORM that enables automatic platform selection. + */ + Any = 0x00060000, + Win32 = 0x00060001, + Cocoa = 0x00060002, + Wayland = 0x00060003, + X11 = 0x00060004, + Null = 0x00060005, +} +/*! @} */ + +/* Reserved platform define for external Emscripten ports: 0x00060006 + * See https://github.com/pongasoft/emscripten-glfw + */ + +public const let DontCare = -1; + + +/************************************************************************* + * GLFW API types + *************************************************************************/ + +/*! @brief Client API function pointer type. + * + * Generic function pointer used for returning client API function pointers + * without forcing a cast from a regular pointer. + * + * @sa @ref context_glext + * @sa @ref glfwGetProcAddress + * + * @since Added in version 3.0. + * + * @ingroup context + */ +public function void Glproc(); + +/*! @brief Vulkan API function pointer type. + * + * Generic function pointer used for returning Vulkan API function pointers + * without forcing a cast from a regular pointer. + * + * @sa @ref vulkan_proc + * @sa @ref glfwGetInstanceProcAddress + * + * @since Added in version 3.2. + * + * @ingroup vulkan + */ +public function void Vkproc(); + +/*! @brief Opaque monitor object. + * + * Opaque monitor object. + * + * @see @ref monitor_object + * + * @since Added in version 3.0. + * + * @ingroup monitor + */ +[CRepr] public struct Monitor; + +/*! @brief Opaque window object. + * + * Opaque window object. + * + * @see @ref window_object + * + * @since Added in version 3.0. + * + * @ingroup window + */ +[CRepr] public struct Window; + +/*! @brief Opaque cursor object. + * + * Opaque cursor object. + * + * @see @ref cursor_object + * + * @since Added in version 3.1. + * + * @ingroup input + */ +[CRepr] public struct Cursor; + +/*! @brief The function pointer type for memory allocation callbacks. + * + * This is the function pointer type for memory allocation callbacks. A memory + * allocation callback function has the following signature: + * @code + * void* function_name(size_t size, void* user) + * @endcode + * + * This function must return either a memory block at least `size` bytes long, + * or `NULL` if allocation failed. Note that not all parts of GLFW handle allocation + * failures gracefully yet. + * + * This function must support being called during @ref glfwInit but before the library is + * flagged as initialized, as well as during @ref glfwTerminate after the library is no + * longer flagged as initialized. + * + * Any memory allocated via this function will be deallocated via the same allocator + * during library termination or earlier. + * + * Any memory allocated via this function must be suitably aligned for any object type. + * If you are using C99 or earlier, this alignment is platform-dependent but will be the + * same as what `malloc` provides. If you are using C11 or later, this is the value of + * `alignof(max_align_t)`. + * + * The size will always be greater than zero. Allocations of size zero are filtered out + * before reaching the custom allocator. + * + * If this function returns `NULL`, GLFW will emit @ref GLFW_OUT_OF_MEMORY. + * + * This function must not call any GLFW function. + * + * @param[in] size The minimum size, in bytes, of the memory block. + * @param[in] user The user-defined pointer from the allocator. + * @return The address of the newly allocated memory block, or `NULL` if an + * error occurred. + * + * @pointer_lifetime The returned memory block must be valid at least until it + * is deallocated. + * + * @reentrancy This function should not call any GLFW function. + * + * @thread_safety This function must support being called from any thread that calls GLFW + * functions. + * + * @sa @ref init_allocator + * @sa @ref GLFWallocator + * + * @since Added in version 3.4. + * + * @ingroup init + */ +public function void* Allocatefun(c_size size, void* user); + +/*! @brief The function pointer type for memory reallocation callbacks. + * + * This is the function pointer type for memory reallocation callbacks. + * A memory reallocation callback function has the following signature: + * @code + * void* function_name(void* block, size_t size, void* user) + * @endcode + * + * This function must return a memory block at least `size` bytes long, or + * `NULL` if allocation failed. Note that not all parts of GLFW handle allocation + * failures gracefully yet. + * + * This function must support being called during @ref glfwInit but before the library is + * flagged as initialized, as well as during @ref glfwTerminate after the library is no + * longer flagged as initialized. + * + * Any memory allocated via this function will be deallocated via the same allocator + * during library termination or earlier. + * + * Any memory allocated via this function must be suitably aligned for any object type. + * If you are using C99 or earlier, this alignment is platform-dependent but will be the + * same as what `realloc` provides. If you are using C11 or later, this is the value of + * `alignof(max_align_t)`. + * + * The block address will never be `NULL` and the size will always be greater than zero. + * Reallocations of a block to size zero are converted into deallocations before reaching + * the custom allocator. Reallocations of `NULL` to a non-zero size are converted into + * regular allocations before reaching the custom allocator. + * + * If this function returns `NULL`, GLFW will emit @ref GLFW_OUT_OF_MEMORY. + * + * This function must not call any GLFW function. + * + * @param[in] block The address of the memory block to reallocate. + * @param[in] size The new minimum size, in bytes, of the memory block. + * @param[in] user The user-defined pointer from the allocator. + * @return The address of the newly allocated or resized memory block, or + * `NULL` if an error occurred. + * + * @pointer_lifetime The returned memory block must be valid at least until it + * is deallocated. + * + * @reentrancy This function should not call any GLFW function. + * + * @thread_safety This function must support being called from any thread that calls GLFW + * functions. + * + * @sa @ref init_allocator + * @sa @ref GLFWallocator + * + * @since Added in version 3.4. + * + * @ingroup init + */ +public function void* Reallocatefun(void* block, c_size size, void* user); + +/*! @brief The function pointer type for memory deallocation callbacks. + * + * This is the function pointer type for memory deallocation callbacks. + * A memory deallocation callback function has the following signature: + * @code + * void function_name(void* block, void* user) + * @endcode + * + * This function may deallocate the specified memory block. This memory block + * will have been allocated with the same allocator. + * + * This function must support being called during @ref glfwInit but before the library is + * flagged as initialized, as well as during @ref glfwTerminate after the library is no + * longer flagged as initialized. + * + * The block address will never be `NULL`. Deallocations of `NULL` are filtered out + * before reaching the custom allocator. + * + * If this function returns `NULL`, GLFW will emit @ref GLFW_OUT_OF_MEMORY. + * + * This function must not call any GLFW function. + * + * @param[in] block The address of the memory block to deallocate. + * @param[in] user The user-defined pointer from the allocator. + * + * @pointer_lifetime The specified memory block will not be accessed by GLFW + * after this function is called. + * + * @reentrancy This function should not call any GLFW function. + * + * @thread_safety This function must support being called from any thread that calls GLFW + * functions. + * + * @sa @ref init_allocator + * @sa @ref GLFWallocator + * + * @since Added in version 3.4. + * + * @ingroup init + */ +public function void Deallocatefun(void* block, void* user); + +/*! @brief The function pointer type for error callbacks. + * + * This is the function pointer type for error callbacks. An error callback + * function has the following signature: + * @code + * void callback_name(int error_code, const char* description) + * @endcode + * + * @param[in] error_code An [error code](@ref errors). Future releases may add + * more error codes. + * @param[in] description A UTF-8 encoded string describing the error. + * + * @pointer_lifetime The error description string is valid until the callback + * function returns. + * + * @sa @ref error_handling + * @sa @ref glfwSetErrorCallback + * + * @since Added in version 3.0. + * + * @ingroup init + */ +public function void Errorfun(c_int error_code, c_char* description); + +/*! @brief The function pointer type for window position callbacks. + * + * This is the function pointer type for window position callbacks. A window + * position callback function has the following signature: + * @code + * void callback_name(GLFWwindow* window, int xpos, int ypos) + * @endcode + * + * @param[in] window The window that was moved. + * @param[in] xpos The new x-coordinate, in screen coordinates, of the + * upper-left corner of the content area of the window. + * @param[in] ypos The new y-coordinate, in screen coordinates, of the + * upper-left corner of the content area of the window. + * + * @sa @ref window_pos + * @sa @ref glfwSetWindowPosCallback + * + * @since Added in version 3.0. + * + * @ingroup window + */ +public function void Windowposfun(Window* window, c_int xpos, c_int ypos); + +/*! @brief The function pointer type for window size callbacks. + * + * This is the function pointer type for window size callbacks. A window size + * callback function has the following signature: + * @code + * void callback_name(GLFWwindow* window, int width, int height) + * @endcode + * + * @param[in] window The window that was resized. + * @param[in] width The new width, in screen coordinates, of the window. + * @param[in] height The new height, in screen coordinates, of the window. + * + * @sa @ref window_size + * @sa @ref glfwSetWindowSizeCallback + * + * @since Added in version 1.0. + * __GLFW 3:__ Added window handle parameter. + * + * @ingroup window + */ +public function void Windowsizefun(Window* window, c_int width, c_int height); + +/*! @brief The function pointer type for window close callbacks. + * + * This is the function pointer type for window close callbacks. A window + * close callback function has the following signature: + * @code + * void function_name(GLFWwindow* window) + * @endcode + * + * @param[in] window The window that the user attempted to close. + * + * @sa @ref window_close + * @sa @ref glfwSetWindowCloseCallback + * + * @since Added in version 2.5. + * __GLFW 3:__ Added window handle parameter. + * + * @ingroup window + */ +public function void Windowclosefun(Window* window); + +/*! @brief The function pointer type for window content refresh callbacks. + * + * This is the function pointer type for window content refresh callbacks. + * A window content refresh callback function has the following signature: + * @code + * void function_name(GLFWwindow* window); + * @endcode + * + * @param[in] window The window whose content needs to be refreshed. + * + * @sa @ref window_refresh + * @sa @ref glfwSetWindowRefreshCallback + * + * @since Added in version 2.5. + * __GLFW 3:__ Added window handle parameter. + * + * @ingroup window + */ +public function void Windowrefreshfun(Window* window); + +/*! @brief The function pointer type for window focus callbacks. + * + * This is the function pointer type for window focus callbacks. A window + * focus callback function has the following signature: + * @code + * void function_name(GLFWwindow* window, int focused) + * @endcode + * + * @param[in] window The window that gained or lost input focus. + * @param[in] focused `GLFW_TRUE` if the window was given input focus, or + * `GLFW_FALSE` if it lost it. + * + * @sa @ref window_focus + * @sa @ref glfwSetWindowFocusCallback + * + * @since Added in version 3.0. + * + * @ingroup window + */ +public function void Windowfocusfun(Window* window, c_int focused); + +/*! @brief The function pointer type for window iconify callbacks. + * + * This is the function pointer type for window iconify callbacks. A window + * iconify callback function has the following signature: + * @code + * void function_name(GLFWwindow* window, int iconified) + * @endcode + * + * @param[in] window The window that was iconified or restored. + * @param[in] iconified `GLFW_TRUE` if the window was iconified, or + * `GLFW_FALSE` if it was restored. + * + * @sa @ref window_iconify + * @sa @ref glfwSetWindowIconifyCallback + * + * @since Added in version 3.0. + * + * @ingroup window + */ +public function void Windowiconifyfun(Window* window, c_int iconified); + +/*! @brief The function pointer type for window maximize callbacks. + * + * This is the function pointer type for window maximize callbacks. A window + * maximize callback function has the following signature: + * @code + * void function_name(GLFWwindow* window, int maximized) + * @endcode + * + * @param[in] window The window that was maximized or restored. + * @param[in] maximized `GLFW_TRUE` if the window was maximized, or + * `GLFW_FALSE` if it was restored. + * + * @sa @ref window_maximize + * @sa glfwSetWindowMaximizeCallback + * + * @since Added in version 3.3. + * + * @ingroup window + */ +public function void Windowmaximizefun(Window* window, c_int maximized); + +/*! @brief The function pointer type for framebuffer size callbacks. + * + * This is the function pointer type for framebuffer size callbacks. + * A framebuffer size callback function has the following signature: + * @code + * void function_name(GLFWwindow* window, int width, int height) + * @endcode + * + * @param[in] window The window whose framebuffer was resized. + * @param[in] width The new width, in pixels, of the framebuffer. + * @param[in] height The new height, in pixels, of the framebuffer. + * + * @sa @ref window_fbsize + * @sa @ref glfwSetFramebufferSizeCallback + * + * @since Added in version 3.0. + * + * @ingroup window + */ +public function void Framebuffersizefun(Window* window, c_int width, c_int height); + +/*! @brief The function pointer type for window content scale callbacks. + * + * This is the function pointer type for window content scale callbacks. + * A window content scale callback function has the following signature: + * @code + * void function_name(GLFWwindow* window, float xscale, float yscale) + * @endcode + * + * @param[in] window The window whose content scale changed. + * @param[in] xscale The new x-axis content scale of the window. + * @param[in] yscale The new y-axis content scale of the window. + * + * @sa @ref window_scale + * @sa @ref glfwSetWindowContentScaleCallback + * + * @since Added in version 3.3. + * + * @ingroup window + */ +public function void Windowcontentscalefun(Window* window, float xscale, float yscale); + +/*! @brief The function pointer type for mouse button callbacks. + * + * This is the function pointer type for mouse button callback functions. + * A mouse button callback function has the following signature: + * @code + * void function_name(GLFWwindow* window, int button, int action, int mods) + * @endcode + * + * @param[in] window The window that received the event. + * @param[in] button The [mouse button](@ref buttons) that was pressed or + * released. + * @param[in] action One of `GLFW_PRESS` or `GLFW_RELEASE`. Future releases + * may add more actions. + * @param[in] mods Bit field describing which [modifier keys](@ref mods) were + * held down. + * + * @sa @ref input_mouse_button + * @sa @ref glfwSetMouseButtonCallback + * + * @since Added in version 1.0. + * __GLFW 3:__ Added window handle and modifier mask parameters. + * + * @ingroup input + */ +public function void Mousebuttonfun(Window* window, c_int button, c_int action, c_int mods); + +/*! @brief The function pointer type for cursor position callbacks. + * + * This is the function pointer type for cursor position callbacks. A cursor + * position callback function has the following signature: + * @code + * void function_name(GLFWwindow* window, double xpos, double ypos); + * @endcode + * + * @param[in] window The window that received the event. + * @param[in] xpos The new cursor x-coordinate, relative to the left edge of + * the content area. + * @param[in] ypos The new cursor y-coordinate, relative to the top edge of the + * content area. + * + * @sa @ref cursor_pos + * @sa @ref glfwSetCursorPosCallback + * + * @since Added in version 3.0. Replaces `GLFWmouseposfun`. + * + * @ingroup input + */ +public function void Cursorposfun(Window* window, double xpos, double ypos); + +/*! @brief The function pointer type for cursor enter/leave callbacks. + * + * This is the function pointer type for cursor enter/leave callbacks. + * A cursor enter/leave callback function has the following signature: + * @code + * void function_name(GLFWwindow* window, int entered) + * @endcode + * + * @param[in] window The window that received the event. + * @param[in] entered `GLFW_TRUE` if the cursor entered the window's content + * area, or `GLFW_FALSE` if it left it. + * + * @sa @ref cursor_enter + * @sa @ref glfwSetCursorEnterCallback + * + * @since Added in version 3.0. + * + * @ingroup input + */ +public function void Cursorenterfun(Window* window, c_int entered); + +/*! @brief The function pointer type for scroll callbacks. + * + * This is the function pointer type for scroll callbacks. A scroll callback + * function has the following signature: + * @code + * void function_name(GLFWwindow* window, double xoffset, double yoffset) + * @endcode + * + * @param[in] window The window that received the event. + * @param[in] xoffset The scroll offset along the x-axis. + * @param[in] yoffset The scroll offset along the y-axis. + * + * @sa @ref scrolling + * @sa @ref glfwSetScrollCallback + * + * @since Added in version 3.0. Replaces `GLFWmousewheelfun`. + * + * @ingroup input + */ +public function void Scrollfun(Window* window, double xoffset, double yoffset); + +/*! @brief The function pointer type for keyboard key callbacks. + * + * This is the function pointer type for keyboard key callbacks. A keyboard + * key callback function has the following signature: + * @code + * void function_name(GLFWwindow* window, int key, int scancode, int action, int mods) + * @endcode + * + * @param[in] window The window that received the event. + * @param[in] key The [keyboard key](@ref keys) that was pressed or released. + * @param[in] scancode The platform-specific scancode of the key. + * @param[in] action `GLFW_PRESS`, `GLFW_RELEASE` or `GLFW_REPEAT`. Future + * releases may add more actions. + * @param[in] mods Bit field describing which [modifier keys](@ref mods) were + * held down. + * + * @sa @ref input_key + * @sa @ref glfwSetKeyCallback + * + * @since Added in version 1.0. + * __GLFW 3:__ Added window handle, scancode and modifier mask parameters. + * + * @ingroup input + */ +public function void Keyfun(Window* window, c_int key, c_int scancode, c_int action, c_int mods); + +/*! @brief The function pointer type for Unicode character callbacks. + * + * This is the function pointer type for Unicode character callbacks. + * A Unicode character callback function has the following signature: + * @code + * void function_name(GLFWwindow* window, unsigned int codepoint) + * @endcode + * + * @param[in] window The window that received the event. + * @param[in] codepoint The Unicode code point of the character. + * + * @sa @ref input_char + * @sa @ref glfwSetCharCallback + * + * @since Added in version 2.4. + * __GLFW 3:__ Added window handle parameter. + * + * @ingroup input + */ +public function void Charfun(Window* window, c_uint codepoint); + +/*! @brief The function pointer type for Unicode character with modifiers + * callbacks. + * + * This is the function pointer type for Unicode character with modifiers + * callbacks. It is called for each input character, regardless of what + * modifier keys are held down. A Unicode character with modifiers callback + * function has the following signature: + * @code + * void function_name(GLFWwindow* window, unsigned int codepoint, int mods) + * @endcode + * + * @param[in] window The window that received the event. + * @param[in] codepoint The Unicode code point of the character. + * @param[in] mods Bit field describing which [modifier keys](@ref mods) were + * held down. + * + * @sa @ref input_char + * @sa @ref glfwSetCharModsCallback + * + * @deprecated Scheduled for removal in version 4.0. + * + * @since Added in version 3.1. + * + * @ingroup input + */ +public function void Charmodsfun(Window* window, c_uint codepoint, c_int mods); + +/*! @brief The function pointer type for path drop callbacks. + * + * This is the function pointer type for path drop callbacks. A path drop + * callback function has the following signature: + * @code + * void function_name(GLFWwindow* window, int path_count, const char* paths[]) + * @endcode + * + * @param[in] window The window that received the event. + * @param[in] path_count The number of dropped paths. + * @param[in] paths The UTF-8 encoded file and/or directory path names. + * + * @pointer_lifetime The path array and its strings are valid until the + * callback function returns. + * + * @sa @ref path_drop + * @sa @ref glfwSetDropCallback + * + * @since Added in version 3.1. + * + * @ingroup input + */ +public function void Dropfun(Window* window, c_int path_count, c_char**); + +/*! @brief The function pointer type for monitor configuration callbacks. + * + * This is the function pointer type for monitor configuration callbacks. + * A monitor callback function has the following signature: + * @code + * void function_name(GLFWmonitor* monitor, int event) + * @endcode + * + * @param[in] monitor The monitor that was connected or disconnected. + * @param[in] event One of `GLFW_CONNECTED` or `GLFW_DISCONNECTED`. Future + * releases may add more events. + * + * @sa @ref monitor_event + * @sa @ref glfwSetMonitorCallback + * + * @since Added in version 3.0. + * + * @ingroup monitor + */ +public function void Monitorfun(Monitor* monitor, c_int event); + +/*! @brief The function pointer type for joystick configuration callbacks. + * + * This is the function pointer type for joystick configuration callbacks. + * A joystick configuration callback function has the following signature: + * @code + * void function_name(int jid, int event) + * @endcode + * + * @param[in] jid The joystick that was connected or disconnected. + * @param[in] event One of `GLFW_CONNECTED` or `GLFW_DISCONNECTED`. Future + * releases may add more events. + * + * @sa @ref joystick_event + * @sa @ref glfwSetJoystickCallback + * + * @since Added in version 3.2. + * + * @ingroup input + */ +public function void Joystickfun(c_int jid, c_int event); + +/*! @brief Video mode type. + * + * This describes a single video mode. + * + * @sa @ref monitor_modes + * @sa @ref glfwGetVideoMode + * @sa @ref glfwGetVideoModes + * + * @since Added in version 1.0. + * __GLFW 3:__ Added refresh rate member. + * + * @ingroup monitor + */ +[CRepr] public struct Vidmode +{ + /*! The width, in screen coordinates, of the video mode. + */ + public c_int width; + /*! The height, in screen coordinates, of the video mode. + */ + public c_int height; + /*! The bit depth of the red channel of the video mode. + */ + public c_int redBits; + /*! The bit depth of the green channel of the video mode. + */ + public c_int greenBits; + /*! The bit depth of the blue channel of the video mode. + */ + public c_int blueBits; + /*! The refresh rate, in Hz, of the video mode. + */ + public c_int refreshRate; +} + +/*! @brief Gamma ramp. + * + * This describes the gamma ramp for a monitor. + * + * @sa @ref monitor_gamma + * @sa @ref glfwGetGammaRamp + * @sa @ref glfwSetGammaRamp + * + * @since Added in version 3.0. + * + * @ingroup monitor + */ +[CRepr] public struct Gammaramp +{ + /*! An array of value describing the response of the red channel. + */ + public c_ushort* red; + /*! An array of value describing the response of the green channel. + */ + public c_ushort* green; + /*! An array of value describing the response of the blue channel. + */ + public c_ushort* blue; + /*! The number of elements in each array. + */ + public c_uint size; +} + +/*! @brief Image data. + * + * This describes a single 2D image. See the documentation for each related + * function what the expected pixel format is. + * + * @sa @ref cursor_custom + * @sa @ref window_icon + * + * @since Added in version 2.1. + * __GLFW 3:__ Removed format and bytes-per-pixel members. + * + * @ingroup window + */ +[CRepr] public struct Image +{ + /*! The width, in pixels, of this image. + */ + public c_int width; + /*! The height, in pixels, of this image. + */ + public c_int height; + /*! The pixel data of this image, arranged left-to-right, top-to-bottom. + */ + public c_uchar* pixels; +} + +/*! @brief Gamepad input state + * + * This describes the input state of a gamepad. + * + * @sa @ref gamepad + * @sa @ref glfwGetGamepadState + * + * @since Added in version 3.3. + * + * @ingroup input + */ +[CRepr] public struct Gamepadstate +{ + /*! The states of each [gamepad button](@ref gamepad_buttons), `GLFW_PRESS` + * or `GLFW_RELEASE`. + */ + public c_uchar[15] buttons; + /*! The states of each [gamepad axis](@ref gamepad_axes), in the range -1.0 + * to 1.0 inclusive. + */ + public float[6] axes; +} + +/*! @brief Custom heap memory allocator. + * + * This describes a custom heap memory allocator for GLFW. To set an allocator, pass it + * to @ref glfwInitAllocator before initializing the library. + * + * @sa @ref init_allocator + * @sa @ref glfwInitAllocator + * + * @since Added in version 3.4. + * + * @ingroup init + */ +[CRepr] public struct Allocator +{ + /*! The memory allocation function. See @ref GLFWallocatefun for details about + * allocation function. + */ + public Allocatefun allocate; + /*! The memory reallocation function. See @ref GLFWreallocatefun for details about + * reallocation function. + */ + public Reallocatefun reallocate; + /*! The memory deallocation function. See @ref GLFWdeallocatefun for details about + * deallocation function. + */ + public Deallocatefun deallocate; + /*! The user pointer for this custom allocator. This value will be passed to the + * allocator functions. + */ + public void* user; +} + + +/************************************************************************* + * GLFW API functions + *************************************************************************/ + +/*! @brief Initializes the GLFW library. + * + * This function initializes the GLFW library. Before most GLFW functions can + * be used, GLFW must be initialized, and before an application terminates GLFW + * should be terminated in order to free any resources allocated during or + * after initialization. + * + * If this function fails, it calls @ref glfwTerminate before returning. If it + * succeeds, you should call @ref glfwTerminate before the application exits. + * + * Additional calls to this function after successful initialization but before + * termination will return `GLFW_TRUE` immediately. + * + * The @ref GLFW_PLATFORM init hint controls which platforms are considered during + * initialization. This also depends on which platforms the library was compiled to + * support. + * + * @return `GLFW_TRUE` if successful, or `GLFW_FALSE` if an + * [error](@ref error_handling) occurred. + * + * @errors Possible errors include @ref GLFW_PLATFORM_UNAVAILABLE and @ref + * GLFW_PLATFORM_ERROR. + * + * @remark __macOS:__ This function will change the current directory of the + * application to the `Contents/Resources` subdirectory of the application's + * bundle, if present. This can be disabled with the @ref + * GLFW_COCOA_CHDIR_RESOURCES init hint. + * + * @remark __macOS:__ This function will create the main menu and dock icon for the + * application. If GLFW finds a `MainMenu.nib` it is loaded and assumed to + * contain a menu bar. Otherwise a minimal menu bar is created manually with + * common commands like Hide, Quit and About. The About entry opens a minimal + * about dialog with information from the application's bundle. The menu bar + * and dock icon can be disabled entirely with the @ref GLFW_COCOA_MENUBAR init + * hint. + * + * @remark __Wayland, X11:__ If the library was compiled with support for both + * Wayland and X11, and the @ref GLFW_PLATFORM init hint is set to + * `GLFW_ANY_PLATFORM`, the `XDG_SESSION_TYPE` environment variable affects + * which platform is picked. If the environment variable is not set, or is set + * to something other than `wayland` or `x11`, the regular detection mechanism + * will be used instead. + * + * @remark __X11:__ This function will set the `LC_CTYPE` category of the + * application locale according to the current environment if that category is + * still "C". This is because the "C" locale breaks Unicode text input. + * + * @thread_safety This function must only be called from the main thread. + * + * @sa @ref intro_init + * @sa @ref glfwInitHint + * @sa @ref glfwInitAllocator + * @sa @ref glfwTerminate + * + * @since Added in version 1.0. + * + * @ingroup init + */ +[LinkName("glfwInit")] public static extern Bool Init(); + +/*! @brief Terminates the GLFW library. + * + * This function destroys all remaining windows and cursors, restores any + * modified gamma ramps and frees any other allocated resources. Once this + * function is called, you must again call @ref glfwInit successfully before + * you will be able to use most GLFW functions. + * + * If GLFW has been successfully initialized, this function should be called + * before the application exits. If initialization fails, there is no need to + * call this function, as it is called by @ref glfwInit before it returns + * failure. + * + * This function has no effect if GLFW is not initialized. + * + * @errors Possible errors include @ref GLFW_PLATFORM_ERROR. + * + * @remark This function may be called before @ref glfwInit. + * + * @warning The contexts of any remaining windows must not be current on any + * other thread when this function is called. + * + * @reentrancy This function must not be called from a callback. + * + * @thread_safety This function must only be called from the main thread. + * + * @sa @ref intro_init + * @sa @ref glfwInit + * + * @since Added in version 1.0. + * + * @ingroup init + */ +[LinkName("glfwTerminate")] public static extern void Terminate(); + +/*! @brief Sets the specified init hint to the desired value. + * + * This function sets hints for the next initialization of GLFW. + * + * The values you set hints to are never reset by GLFW, but they only take + * effect during initialization. Once GLFW has been initialized, any values + * you set will be ignored until the library is terminated and initialized + * again. + * + * Some hints are platform specific. These may be set on any platform but they + * will only affect their specific platform. Other platforms will ignore them. + * Setting these hints requires no platform specific headers or functions. + * + * @param[in] hint The [init hint](@ref init_hints) to set. + * @param[in] value The new value of the init hint. + * + * @errors Possible errors include @ref GLFW_INVALID_ENUM and @ref + * GLFW_INVALID_VALUE. + * + * @remarks This function may be called before @ref glfwInit. + * + * @thread_safety This function must only be called from the main thread. + * + * @sa init_hints + * @sa glfwInit + * + * @since Added in version 3.3. + * + * @ingroup init + */ +[LinkName("glfwInitHint")] public static extern void InitHint(InitHint hint, c_int value); + +/*! @brief Sets the init allocator to the desired value. + * + * To use the default allocator, call this function with a `NULL` argument. + * + * If you specify an allocator struct, every member must be a valid function + * pointer. If any member is `NULL`, this function will emit @ref + * GLFW_INVALID_VALUE and the init allocator will be unchanged. + * + * The functions in the allocator must fulfil a number of requirements. See the + * documentation for @ref GLFWallocatefun, @ref GLFWreallocatefun and @ref + * GLFWdeallocatefun for details. + * + * @param[in] allocator The allocator to use at the next initialization, or + * `NULL` to use the default one. + * + * @errors Possible errors include @ref GLFW_INVALID_VALUE. + * + * @pointer_lifetime The specified allocator is copied before this function + * returns. + * + * @thread_safety This function must only be called from the main thread. + * + * @sa @ref init_allocator + * @sa @ref glfwInit + * + * @since Added in version 3.4. + * + * @ingroup init + */ +[LinkName("glfwInitAllocator")] public static extern void InitAllocator(Allocator* allocator); + + + +/*! @brief Sets the desired Vulkan `vkGetInstanceProcAddr` function. + * + * This function sets the `vkGetInstanceProcAddr` function that GLFW will use for all + * Vulkan related entry point queries. + * + * This feature is mostly useful on macOS, if your copy of the Vulkan loader is in + * a location where GLFW cannot find it through dynamic loading, or if you are still + * using the static library version of the loader. + * + * If set to `NULL`, GLFW will try to load the Vulkan loader dynamically by its standard + * name and get this function from there. This is the default behavior. + * + * The standard name of the loader is `vulkan-1.dll` on Windows, `libvulkan.so.1` on + * Linux and other Unix-like systems and `libvulkan.1.dylib` on macOS. If your code is + * also loading it via these names then you probably don't need to use this function. + * + * The function address you set is never reset by GLFW, but it only takes effect during + * initialization. Once GLFW has been initialized, any updates will be ignored until the + * library is terminated and initialized again. + * + * @param[in] loader The address of the function to use, or `NULL`. + * + * @par Loader function signature + * @code + * PFN_vkVoidFunction vkGetInstanceProcAddr(VkInstance instance, const char* name) + * @endcode + * For more information about this function, see the + * [Vulkan Registry](https://www.khronos.org/registry/vulkan/). + * + * @errors None. + * + * @remark This function may be called before @ref glfwInit. + * + * @thread_safety This function must only be called from the main thread. + * + * @sa @ref vulkan_loader + * @sa @ref glfwInit + * + * @since Added in version 3.4. + * + * @ingroup init + */ +[LinkName("glfwInitVulkanLoader")] public static extern void InitVulkanLoader(c_int loader); + +/*VK_VERSION_1_0*/ + +/*! @brief Retrieves the version of the GLFW library. + * + * This function retrieves the major, minor and revision numbers of the GLFW + * library. It is intended for when you are using GLFW as a shared library and + * want to ensure that you are using the minimum required version. + * + * Any or all of the version arguments may be `NULL`. + * + * @param[out] major Where to store the major version number, or `NULL`. + * @param[out] minor Where to store the minor version number, or `NULL`. + * @param[out] rev Where to store the revision number, or `NULL`. + * + * @errors None. + * + * @remark This function may be called before @ref glfwInit. + * + * @thread_safety This function may be called from any thread. + * + * @sa @ref intro_version + * @sa @ref glfwGetVersionString + * + * @since Added in version 1.0. + * + * @ingroup init + */ +[LinkName("glfwGetVersion")] public static extern void GetVersion(out c_int major, out c_int minor, out c_int rev); + +/*! @brief Returns a string describing the compile-time configuration. + * + * This function returns the compile-time generated + * [version string](@ref intro_version_string) of the GLFW library binary. It describes + * the version, platforms, compiler and any platform or operating system specific + * compile-time options. It should not be confused with the OpenGL or OpenGL ES version + * string, queried with `glGetString`. + * + * __Do not use the version string__ to parse the GLFW library version. The + * @ref glfwGetVersion function provides the version of the running library + * binary in numerical format. + * + * __Do not use the version string__ to parse what platforms are supported. The @ref + * glfwPlatformSupported function lets you query platform support. + * + * @return The ASCII encoded GLFW version string. + * + * @errors None. + * + * @remark This function may be called before @ref glfwInit. + * + * @pointer_lifetime The returned string is static and compile-time generated. + * + * @thread_safety This function may be called from any thread. + * + * @sa @ref intro_version + * @sa @ref glfwGetVersion + * + * @since Added in version 3.0. + * + * @ingroup init + */ +[LinkName("glfwGetVersionString")] public static extern c_char* GetVersionString(); + +/*! @brief Returns and clears the last error for the calling thread. + * + * This function returns and clears the [error code](@ref errors) of the last + * error that occurred on the calling thread, and optionally a UTF-8 encoded + * human-readable description of it. If no error has occurred since the last + * call, it returns @ref GLFW_NO_ERROR (zero) and the description pointer is + * set to `NULL`. + * + * @param[in] description Where to store the error description pointer, or `NULL`. + * @return The last error code for the calling thread, or @ref GLFW_NO_ERROR + * (zero). + * + * @errors None. + * + * @pointer_lifetime The returned string is allocated and freed by GLFW. You + * should not free it yourself. It is guaranteed to be valid only until the + * next error occurs or the library is terminated. + * + * @remark This function may be called before @ref glfwInit. + * + * @thread_safety This function may be called from any thread. + * + * @sa @ref error_handling + * @sa @ref glfwSetErrorCallback + * + * @since Added in version 3.3. + * + * @ingroup init + */ +[LinkName("glfwGetError")] public static extern c_int GetError(c_char** description); + +/*! @brief Sets the error callback. + * + * This function sets the error callback, which is called with an error code + * and a human-readable description each time a GLFW error occurs. + * + * The error code is set before the callback is called. Calling @ref + * glfwGetError from the error callback will return the same value as the error + * code argument. + * + * The error callback is called on the thread where the error occurred. If you + * are using GLFW from multiple threads, your error callback needs to be + * written accordingly. + * + * Because the description string may have been generated specifically for that + * error, it is not guaranteed to be valid after the callback has returned. If + * you wish to use it after the callback returns, you need to make a copy. + * + * Once set, the error callback remains set even after the library has been + * terminated. + * + * @param[in] callback The new callback, or `NULL` to remove the currently set + * callback. + * @return The previously set callback, or `NULL` if no callback was set. + * + * @callback_signature + * @code + * void callback_name(int error_code, const char* description) + * @endcode + * For more information about the callback parameters, see the + * [callback pointer type](@ref GLFWerrorfun). + * + * @errors None. + * + * @remark This function may be called before @ref glfwInit. + * + * @thread_safety This function must only be called from the main thread. + * + * @sa @ref error_handling + * @sa @ref glfwGetError + * + * @since Added in version 3.0. + * + * @ingroup init + */ +[LinkName("glfwSetErrorCallback")] public static extern Errorfun SetErrorCallback(Errorfun callback); + +/*! @brief Returns the currently selected platform. + * + * This function returns the platform that was selected during initialization. The + * returned value will be one of `GLFW_PLATFORM_WIN32`, `GLFW_PLATFORM_COCOA`, + * `GLFW_PLATFORM_WAYLAND`, `GLFW_PLATFORM_X11` or `GLFW_PLATFORM_NULL`. + * + * @return The currently selected platform, or zero if an error occurred. + * + * @errors Possible errors include @ref GLFW_NOT_INITIALIZED. + * + * @thread_safety This function may be called from any thread. + * + * @sa @ref platform + * @sa @ref glfwPlatformSupported + * + * @since Added in version 3.4. + * + * @ingroup init + */ +[LinkName("glfwGetPlatform")] public static extern c_int GetPlatform(); + +/*! @brief Returns whether the library includes support for the specified platform. + * + * This function returns whether the library was compiled with support for the specified + * platform. The platform must be one of `GLFW_PLATFORM_WIN32`, `GLFW_PLATFORM_COCOA`, + * `GLFW_PLATFORM_WAYLAND`, `GLFW_PLATFORM_X11` or `GLFW_PLATFORM_NULL`. + * + * @param[in] platform The platform to query. + * @return `GLFW_TRUE` if the platform is supported, or `GLFW_FALSE` otherwise. + * + * @errors Possible errors include @ref GLFW_INVALID_ENUM. + * + * @remark This function may be called before @ref glfwInit. + * + * @thread_safety This function may be called from any thread. + * + * @sa @ref platform + * @sa @ref glfwGetPlatform + * + * @since Added in version 3.4. + * + * @ingroup init + */ +[LinkName("glfwPlatformSupported")] public static extern Bool PlatformSupported(c_int platform); + +/*! @brief Returns the currently connected monitors. + * + * This function returns an array of handles for all currently connected + * monitors. The primary monitor is always first in the returned array. If no + * monitors were found, this function returns `NULL`. + * + * @param[out] count Where to store the number of monitors in the returned + * array. This is set to zero if an error occurred. + * @return An array of monitor handles, or `NULL` if no monitors were found or + * if an [error](@ref error_handling) occurred. + * + * @errors Possible errors include @ref GLFW_NOT_INITIALIZED. + * + * @pointer_lifetime The returned array is allocated and freed by GLFW. You + * should not free it yourself. It is guaranteed to be valid only until the + * monitor configuration changes or the library is terminated. + * + * @thread_safety This function must only be called from the main thread. + * + * @sa @ref monitor_monitors + * @sa @ref monitor_event + * @sa @ref glfwGetPrimaryMonitor + * + * @since Added in version 3.0. + * + * @ingroup monitor + */ +[LinkName("glfwGetMonitors")] public static extern Monitor** GetMonitors(out c_int count); + +/*! @brief Returns the primary monitor. + * + * This function returns the primary monitor. This is usually the monitor + * where elements like the task bar or global menu bar are located. + * + * @return The primary monitor, or `NULL` if no monitors were found or if an + * [error](@ref error_handling) occurred. + * + * @errors Possible errors include @ref GLFW_NOT_INITIALIZED. + * + * @thread_safety This function must only be called from the main thread. + * + * @remark The primary monitor is always first in the array returned by @ref + * glfwGetMonitors. + * + * @sa @ref monitor_monitors + * @sa @ref glfwGetMonitors + * + * @since Added in version 3.0. + * + * @ingroup monitor + */ +[LinkName("glfwGetPrimaryMonitor")] public static extern Monitor* GetPrimaryMonitor(); + +/*! @brief Returns the position of the monitor's viewport on the virtual screen. + * + * This function returns the position, in screen coordinates, of the upper-left + * corner of the specified monitor. + * + * Any or all of the position arguments may be `NULL`. If an error occurs, all + * non-`NULL` position arguments will be set to zero. + * + * @param[in] monitor The monitor to query. + * @param[out] xpos Where to store the monitor x-coordinate, or `NULL`. + * @param[out] ypos Where to store the monitor y-coordinate, or `NULL`. + * + * @errors Possible errors include @ref GLFW_NOT_INITIALIZED and @ref + * GLFW_PLATFORM_ERROR. + * + * @thread_safety This function must only be called from the main thread. + * + * @sa @ref monitor_properties + * + * @since Added in version 3.0. + * + * @ingroup monitor + */ +[LinkName("glfwGetMonitorPos")] public static extern void GetMonitorPos(Monitor* monitor, out c_int xpos, out c_int ypos); + +/*! @brief Retrieves the work area of the monitor. + * + * This function returns the position, in screen coordinates, of the upper-left + * corner of the work area of the specified monitor along with the work area + * size in screen coordinates. The work area is defined as the area of the + * monitor not occluded by the window system task bar where present. If no + * task bar exists then the work area is the monitor resolution in screen + * coordinates. + * + * Any or all of the position and size arguments may be `NULL`. If an error + * occurs, all non-`NULL` position and size arguments will be set to zero. + * + * @param[in] monitor The monitor to query. + * @param[out] xpos Where to store the monitor x-coordinate, or `NULL`. + * @param[out] ypos Where to store the monitor y-coordinate, or `NULL`. + * @param[out] width Where to store the monitor width, or `NULL`. + * @param[out] height Where to store the monitor height, or `NULL`. + * + * @errors Possible errors include @ref GLFW_NOT_INITIALIZED and @ref + * GLFW_PLATFORM_ERROR. + * + * @thread_safety This function must only be called from the main thread. + * + * @sa @ref monitor_workarea + * + * @since Added in version 3.3. + * + * @ingroup monitor + */ +[LinkName("glfwGetMonitorWorkarea")] public static extern void GetMonitorWorkarea(Monitor* monitor, out c_int xpos, out c_int ypos, out c_int width, out c_int height); + +/*! @brief Returns the physical size of the monitor. + * + * This function returns the size, in millimetres, of the display area of the + * specified monitor. + * + * Some platforms do not provide accurate monitor size information, either + * because the monitor [EDID][] data is incorrect or because the driver does + * not report it accurately. + * + * [EDID]: https://en.wikipedia.org/wiki/Extended_display_identification_data + * + * Any or all of the size arguments may be `NULL`. If an error occurs, all + * non-`NULL` size arguments will be set to zero. + * + * @param[in] monitor The monitor to query. + * @param[out] widthMM Where to store the width, in millimetres, of the + * monitor's display area, or `NULL`. + * @param[out] heightMM Where to store the height, in millimetres, of the + * monitor's display area, or `NULL`. + * + * @errors Possible errors include @ref GLFW_NOT_INITIALIZED. + * + * @remark __Win32:__ On Windows 8 and earlier the physical size is calculated from + * the current resolution and system DPI instead of querying the monitor EDID data. + * + * @thread_safety This function must only be called from the main thread. + * + * @sa @ref monitor_properties + * + * @since Added in version 3.0. + * + * @ingroup monitor + */ +[LinkName("glfwGetMonitorPhysicalSize")] public static extern void GetMonitorPhysicalSize(Monitor* monitor, out c_int widthMM, out c_int heightMM); + +/*! @brief Retrieves the content scale for the specified monitor. + * + * This function retrieves the content scale for the specified monitor. The + * content scale is the ratio between the current DPI and the platform's + * default DPI. This is especially important for text and any UI elements. If + * the pixel dimensions of your UI scaled by this look appropriate on your + * machine then it should appear at a reasonable size on other machines + * regardless of their DPI and scaling settings. This relies on the system DPI + * and scaling settings being somewhat correct. + * + * The content scale may depend on both the monitor resolution and pixel + * density and on user settings. It may be very different from the raw DPI + * calculated from the physical size and current resolution. + * + * @param[in] monitor The monitor to query. + * @param[out] xscale Where to store the x-axis content scale, or `NULL`. + * @param[out] yscale Where to store the y-axis content scale, or `NULL`. + * + * @errors Possible errors include @ref GLFW_NOT_INITIALIZED and @ref + * GLFW_PLATFORM_ERROR. + * + * @remark __Wayland:__ Fractional scaling information is not yet available for + * monitors, so this function only returns integer content scales. + * + * @thread_safety This function must only be called from the main thread. + * + * @sa @ref monitor_scale + * @sa @ref glfwGetWindowContentScale + * + * @since Added in version 3.3. + * + * @ingroup monitor + */ +[LinkName("glfwGetMonitorContentScale")] public static extern void GetMonitorContentScale(Monitor* monitor, out float xscale, out float yscale); + +/*! @brief Returns the name of the specified monitor. + * + * This function returns a human-readable name, encoded as UTF-8, of the + * specified monitor. The name typically reflects the make and model of the + * monitor and is not guaranteed to be unique among the connected monitors. + * + * @param[in] monitor The monitor to query. + * @return The UTF-8 encoded name of the monitor, or `NULL` if an + * [error](@ref error_handling) occurred. + * + * @errors Possible errors include @ref GLFW_NOT_INITIALIZED. + * + * @pointer_lifetime The returned string is allocated and freed by GLFW. You + * should not free it yourself. It is valid until the specified monitor is + * disconnected or the library is terminated. + * + * @thread_safety This function must only be called from the main thread. + * + * @sa @ref monitor_properties + * + * @since Added in version 3.0. + * + * @ingroup monitor + */ +[LinkName("glfwGetMonitorName")] public static extern c_char* GetMonitorName(Monitor* monitor); + +/*! @brief Sets the user pointer of the specified monitor. + * + * This function sets the user-defined pointer of the specified monitor. The + * current value is retained until the monitor is disconnected. The initial + * value is `NULL`. + * + * This function may be called from the monitor callback, even for a monitor + * that is being disconnected. + * + * @param[in] monitor The monitor whose pointer to set. + * @param[in] pointer The new value. + * + * @errors Possible errors include @ref GLFW_NOT_INITIALIZED. + * + * @thread_safety This function may be called from any thread. Access is not + * synchronized. + * + * @sa @ref monitor_userptr + * @sa @ref glfwGetMonitorUserPointer + * + * @since Added in version 3.3. + * + * @ingroup monitor + */ +[LinkName("glfwSetMonitorUserPointer")] public static extern void SetMonitorUserPointer(Monitor* monitor, void* pointer); + +/*! @brief Returns the user pointer of the specified monitor. + * + * This function returns the current value of the user-defined pointer of the + * specified monitor. The initial value is `NULL`. + * + * This function may be called from the monitor callback, even for a monitor + * that is being disconnected. + * + * @param[in] monitor The monitor whose pointer to return. + * + * @errors Possible errors include @ref GLFW_NOT_INITIALIZED. + * + * @thread_safety This function may be called from any thread. Access is not + * synchronized. + * + * @sa @ref monitor_userptr + * @sa @ref glfwSetMonitorUserPointer + * + * @since Added in version 3.3. + * + * @ingroup monitor + */ +[LinkName("glfwGetMonitorUserPointer")] public static extern void* GetMonitorUserPointer(Monitor* monitor); + +/*! @brief Sets the monitor configuration callback. + * + * This function sets the monitor configuration callback, or removes the + * currently set callback. This is called when a monitor is connected to or + * disconnected from the system. + * + * @param[in] callback The new callback, or `NULL` to remove the currently set + * callback. + * @return The previously set callback, or `NULL` if no callback was set or the + * library had not been [initialized](@ref intro_init). + * + * @callback_signature + * @code + * void function_name(GLFWmonitor* monitor, int event) + * @endcode + * For more information about the callback parameters, see the + * [function pointer type](@ref GLFWmonitorfun). + * + * @errors Possible errors include @ref GLFW_NOT_INITIALIZED. + * + * @thread_safety This function must only be called from the main thread. + * + * @sa @ref monitor_event + * + * @since Added in version 3.0. + * + * @ingroup monitor + */ +[LinkName("glfwSetMonitorCallback")] public static extern Monitorfun SetMonitorCallback(Monitorfun callback); + +/*! @brief Returns the available video modes for the specified monitor. + * + * This function returns an array of all video modes supported by the specified + * monitor. The returned array is sorted in ascending order, first by color + * bit depth (the sum of all channel depths), then by resolution area (the + * product of width and height), then resolution width and finally by refresh + * rate. + * + * @param[in] monitor The monitor to query. + * @param[out] count Where to store the number of video modes in the returned + * array. This is set to zero if an error occurred. + * @return An array of video modes, or `NULL` if an + * [error](@ref error_handling) occurred. + * + * @errors Possible errors include @ref GLFW_NOT_INITIALIZED and @ref + * GLFW_PLATFORM_ERROR. + * + * @pointer_lifetime The returned array is allocated and freed by GLFW. You + * should not free it yourself. It is valid until the specified monitor is + * disconnected, this function is called again for that monitor or the library + * is terminated. + * + * @thread_safety This function must only be called from the main thread. + * + * @sa @ref monitor_modes + * @sa @ref glfwGetVideoMode + * + * @since Added in version 1.0. + * __GLFW 3:__ Changed to return an array of modes for a specific monitor. + * + * @ingroup monitor + */ +[LinkName("glfwGetVideoModes")] public static extern Vidmode* GetVideoModes(Monitor* monitor, out c_int count); + +/*! @brief Returns the current mode of the specified monitor. + * + * This function returns the current video mode of the specified monitor. If + * you have created a full screen window for that monitor, the return value + * will depend on whether that window is iconified. + * + * @param[in] monitor The monitor to query. + * @return The current mode of the monitor, or `NULL` if an + * [error](@ref error_handling) occurred. + * + * @errors Possible errors include @ref GLFW_NOT_INITIALIZED and @ref + * GLFW_PLATFORM_ERROR. + * + * @pointer_lifetime The returned array is allocated and freed by GLFW. You + * should not free it yourself. It is valid until the specified monitor is + * disconnected or the library is terminated. + * + * @thread_safety This function must only be called from the main thread. + * + * @sa @ref monitor_modes + * @sa @ref glfwGetVideoModes + * + * @since Added in version 3.0. Replaces `glfwGetDesktopMode`. + * + * @ingroup monitor + */ +[LinkName("glfwGetVideoMode")] public static extern Vidmode* GetVideoMode(Monitor* monitor); + +/*! @brief Generates a gamma ramp and sets it for the specified monitor. + * + * This function generates an appropriately sized gamma ramp from the specified + * exponent and then calls @ref glfwSetGammaRamp with it. The value must be + * a finite number greater than zero. + * + * The software controlled gamma ramp is applied _in addition_ to the hardware + * gamma correction, which today is usually an approximation of sRGB gamma. + * This means that setting a perfectly linear ramp, or gamma 1.0, will produce + * the default (usually sRGB-like) behavior. + * + * For gamma correct rendering with OpenGL or OpenGL ES, see the @ref + * GLFW_SRGB_CAPABLE hint. + * + * @param[in] monitor The monitor whose gamma ramp to set. + * @param[in] gamma The desired exponent. + * + * @errors Possible errors include @ref GLFW_NOT_INITIALIZED, @ref GLFW_INVALID_VALUE, + * @ref GLFW_PLATFORM_ERROR and @ref GLFW_FEATURE_UNAVAILABLE (see remarks). + * + * @remark __Wayland:__ Monitor gamma is a privileged protocol, so this function + * cannot be implemented and emits @ref GLFW_FEATURE_UNAVAILABLE. + * + * @thread_safety This function must only be called from the main thread. + * + * @sa @ref monitor_gamma + * + * @since Added in version 3.0. + * + * @ingroup monitor + */ +[LinkName("glfwSetGamma")] public static extern void SetGamma(Monitor* monitor, float gamma); + +/*! @brief Returns the current gamma ramp for the specified monitor. + * + * This function returns the current gamma ramp of the specified monitor. + * + * @param[in] monitor The monitor to query. + * @return The current gamma ramp, or `NULL` if an + * [error](@ref error_handling) occurred. + * + * @errors Possible errors include @ref GLFW_NOT_INITIALIZED, @ref GLFW_PLATFORM_ERROR + * and @ref GLFW_FEATURE_UNAVAILABLE (see remarks). + * + * @remark __Wayland:__ Monitor gamma is a privileged protocol, so this function + * cannot be implemented and emits @ref GLFW_FEATURE_UNAVAILABLE while + * returning `NULL`. + * + * @pointer_lifetime The returned structure and its arrays are allocated and + * freed by GLFW. You should not free them yourself. They are valid until the + * specified monitor is disconnected, this function is called again for that + * monitor or the library is terminated. + * + * @thread_safety This function must only be called from the main thread. + * + * @sa @ref monitor_gamma + * + * @since Added in version 3.0. + * + * @ingroup monitor + */ +[LinkName("glfwGetGammaRamp")] public static extern Gammaramp* GetGammaRamp(Monitor* monitor); + +/*! @brief Sets the current gamma ramp for the specified monitor. + * + * This function sets the current gamma ramp for the specified monitor. The + * original gamma ramp for that monitor is saved by GLFW the first time this + * function is called and is restored by @ref glfwTerminate. + * + * The software controlled gamma ramp is applied _in addition_ to the hardware + * gamma correction, which today is usually an approximation of sRGB gamma. + * This means that setting a perfectly linear ramp, or gamma 1.0, will produce + * the default (usually sRGB-like) behavior. + * + * For gamma correct rendering with OpenGL or OpenGL ES, see the @ref + * GLFW_SRGB_CAPABLE hint. + * + * @param[in] monitor The monitor whose gamma ramp to set. + * @param[in] ramp The gamma ramp to use. + * + * @errors Possible errors include @ref GLFW_NOT_INITIALIZED, @ref GLFW_PLATFORM_ERROR + * and @ref GLFW_FEATURE_UNAVAILABLE (see remarks). + * + * @remark The size of the specified gamma ramp should match the size of the + * current ramp for that monitor. + * + * @remark __Win32:__ The gamma ramp size must be 256. + * + * @remark __Wayland:__ Monitor gamma is a privileged protocol, so this function + * cannot be implemented and emits @ref GLFW_FEATURE_UNAVAILABLE. + * + * @pointer_lifetime The specified gamma ramp is copied before this function + * returns. + * + * @thread_safety This function must only be called from the main thread. + * + * @sa @ref monitor_gamma + * + * @since Added in version 3.0. + * + * @ingroup monitor + */ +[LinkName("glfwSetGammaRamp")] public static extern void SetGammaRamp(Monitor* monitor, Gammaramp* ramp); + +/*! @brief Resets all window hints to their default values. + * + * This function resets all window hints to their + * [default values](@ref window_hints_values). + * + * @errors Possible errors include @ref GLFW_NOT_INITIALIZED. + * + * @thread_safety This function must only be called from the main thread. + * + * @sa @ref window_hints + * @sa @ref glfwWindowHint + * @sa @ref glfwWindowHintString + * + * @since Added in version 3.0. + * + * @ingroup window + */ +[LinkName("glfwDefaultWindowHints")] public static extern void DefaultWindowHints(); + +/*! @brief Sets the specified window hint to the desired value. + * + * This function sets hints for the next call to @ref glfwCreateWindow. The + * hints, once set, retain their values until changed by a call to this + * function or @ref glfwDefaultWindowHints, or until the library is terminated. + * + * Only integer value hints can be set with this function. String value hints + * are set with @ref glfwWindowHintString. + * + * This function does not check whether the specified hint values are valid. + * If you set hints to invalid values this will instead be reported by the next + * call to @ref glfwCreateWindow. + * + * Some hints are platform specific. These may be set on any platform but they + * will only affect their specific platform. Other platforms will ignore them. + * Setting these hints requires no platform specific headers or functions. + * + * @param[in] hint The [window hint](@ref window_hints) to set. + * @param[in] value The new value of the window hint. + * + * @errors Possible errors include @ref GLFW_NOT_INITIALIZED and @ref + * GLFW_INVALID_ENUM. + * + * @thread_safety This function must only be called from the main thread. + * + * @sa @ref window_hints + * @sa @ref glfwWindowHintString + * @sa @ref glfwDefaultWindowHints + * + * @since Added in version 3.0. Replaces `glfwOpenWindowHint`. + * + * @ingroup window + */ +[LinkName("glfwWindowHint")] public static extern void WindowHint(WindowHint hint, c_int value); + +/*! @brief Sets the specified window hint to the desired value. + * + * This function sets hints for the next call to @ref glfwCreateWindow. The + * hints, once set, retain their values until changed by a call to this + * function or @ref glfwDefaultWindowHints, or until the library is terminated. + * + * Only string type hints can be set with this function. Integer value hints + * are set with @ref glfwWindowHint. + * + * This function does not check whether the specified hint values are valid. + * If you set hints to invalid values this will instead be reported by the next + * call to @ref glfwCreateWindow. + * + * Some hints are platform specific. These may be set on any platform but they + * will only affect their specific platform. Other platforms will ignore them. + * Setting these hints requires no platform specific headers or functions. + * + * @param[in] hint The [window hint](@ref window_hints) to set. + * @param[in] value The new value of the window hint. + * + * @errors Possible errors include @ref GLFW_NOT_INITIALIZED and @ref + * GLFW_INVALID_ENUM. + * + * @pointer_lifetime The specified string is copied before this function + * returns. + * + * @thread_safety This function must only be called from the main thread. + * + * @sa @ref window_hints + * @sa @ref glfwWindowHint + * @sa @ref glfwDefaultWindowHints + * + * @since Added in version 3.3. + * + * @ingroup window + */ +[LinkName("glfwWindowHintString")] public static extern void WindowHintString(WindowHint hint, c_char* value); + +/*! @brief Creates a window and its associated context. + * + * This function creates a window and its associated OpenGL or OpenGL ES + * context. Most of the options controlling how the window and its context + * should be created are specified with [window hints](@ref window_hints). + * + * Successful creation does not change which context is current. Before you + * can use the newly created context, you need to + * [make it current](@ref context_current). For information about the `share` + * parameter, see @ref context_sharing. + * + * The created window, framebuffer and context may differ from what you + * requested, as not all parameters and hints are + * [hard constraints](@ref window_hints_hard). This includes the size of the + * window, especially for full screen windows. To query the actual attributes + * of the created window, framebuffer and context, see @ref + * glfwGetWindowAttrib, @ref glfwGetWindowSize and @ref glfwGetFramebufferSize. + * + * To create a full screen window, you need to specify the monitor the window + * will cover. If no monitor is specified, the window will be windowed mode. + * Unless you have a way for the user to choose a specific monitor, it is + * recommended that you pick the primary monitor. For more information on how + * to query connected monitors, see @ref monitor_monitors. + * + * For full screen windows, the specified size becomes the resolution of the + * window's _desired video mode_. As long as a full screen window is not + * iconified, the supported video mode most closely matching the desired video + * mode is set for the specified monitor. For more information about full + * screen windows, including the creation of so called _windowed full screen_ + * or _borderless full screen_ windows, see @ref window_windowed_full_screen. + * + * Once you have created the window, you can switch it between windowed and + * full screen mode with @ref glfwSetWindowMonitor. This will not affect its + * OpenGL or OpenGL ES context. + * + * By default, newly created windows use the placement recommended by the + * window system. To create the window at a specific position, set the @ref + * GLFW_POSITION_X and @ref GLFW_POSITION_Y window hints before creation. To + * restore the default behavior, set either or both hints back to + * `GLFW_ANY_POSITION`. + * + * As long as at least one full screen window is not iconified, the screensaver + * is prohibited from starting. + * + * Window systems put limits on window sizes. Very large or very small window + * dimensions may be overridden by the window system on creation. Check the + * actual [size](@ref window_size) after creation. + * + * The [swap interval](@ref buffer_swap) is not set during window creation and + * the initial value may vary depending on driver settings and defaults. + * + * @param[in] width The desired width, in screen coordinates, of the window. + * This must be greater than zero. + * @param[in] height The desired height, in screen coordinates, of the window. + * This must be greater than zero. + * @param[in] title The initial, UTF-8 encoded window title. + * @param[in] monitor The monitor to use for full screen mode, or `NULL` for + * windowed mode. + * @param[in] share The window whose context to share resources with, or `NULL` + * to not share resources. + * @return The handle of the created window, or `NULL` if an + * [error](@ref error_handling) occurred. + * + * @errors Possible errors include @ref GLFW_NOT_INITIALIZED, @ref + * GLFW_INVALID_ENUM, @ref GLFW_INVALID_VALUE, @ref GLFW_API_UNAVAILABLE, @ref + * GLFW_VERSION_UNAVAILABLE, @ref GLFW_FORMAT_UNAVAILABLE, @ref + * GLFW_NO_WINDOW_CONTEXT and @ref GLFW_PLATFORM_ERROR. + * + * @remark __Win32:__ Window creation will fail if the Microsoft GDI software + * OpenGL implementation is the only one available. + * + * @remark __Win32:__ If the executable has an icon resource named `GLFW_ICON,` it + * will be set as the initial icon for the window. If no such icon is present, + * the `IDI_APPLICATION` icon will be used instead. To set a different icon, + * see @ref glfwSetWindowIcon. + * + * @remark __Win32:__ The context to share resources with must not be current on + * any other thread. + * + * @remark __macOS:__ The OS only supports core profile contexts for OpenGL + * versions 3.2 and later. Before creating an OpenGL context of version 3.2 or + * later you must set the [GLFW_OPENGL_PROFILE](@ref GLFW_OPENGL_PROFILE_hint) + * hint accordingly. OpenGL 3.0 and 3.1 contexts are not supported at all + * on macOS. + * + * @remark __macOS:__ The GLFW window has no icon, as it is not a document + * window, but the dock icon will be the same as the application bundle's icon. + * For more information on bundles, see the + * [Bundle Programming Guide][bundle-guide] in the Mac Developer Library. + * + * [bundle-guide]: https://developer.apple.com/library/mac/documentation/CoreFoundation/Conceptual/CFBundles/ + * + * @remark __macOS:__ The window frame will not be rendered at full resolution + * on Retina displays unless the + * [GLFW_SCALE_FRAMEBUFFER](@ref GLFW_SCALE_FRAMEBUFFER_hint) + * hint is `GLFW_TRUE` and the `NSHighResolutionCapable` key is enabled in the + * application bundle's `Info.plist`. For more information, see + * [High Resolution Guidelines for OS X][hidpi-guide] in the Mac Developer + * Library. The GLFW test and example programs use a custom `Info.plist` + * template for this, which can be found as `CMake/Info.plist.in` in the source + * tree. + * + * [hidpi-guide]: https://developer.apple.com/library/mac/documentation/GraphicsAnimation/Conceptual/HighResolutionOSX/Explained/Explained.html + * + * @remark __macOS:__ When activating frame autosaving with + * [GLFW_COCOA_FRAME_NAME](@ref GLFW_COCOA_FRAME_NAME_hint), the specified + * window size and position may be overridden by previously saved values. + * + * @remark __Wayland:__ GLFW uses [libdecor][] where available to create its window + * decorations. This in turn uses server-side XDG decorations where available + * and provides high quality client-side decorations on compositors like GNOME. + * If both XDG decorations and libdecor are unavailable, GLFW falls back to + * a very simple set of window decorations that only support moving, resizing + * and the window manager's right-click menu. + * + * [libdecor]: https://gitlab.freedesktop.org/libdecor/libdecor + * + * @remark __X11:__ Some window managers will not respect the placement of + * initially hidden windows. + * + * @remark __X11:__ Due to the asynchronous nature of X11, it may take a moment for + * a window to reach its requested state. This means you may not be able to + * query the final size, position or other attributes directly after window + * creation. + * + * @remark __X11:__ The class part of the `WM_CLASS` window property will by + * default be set to the window title passed to this function. The instance + * part will use the contents of the `RESOURCE_NAME` environment variable, if + * present and not empty, or fall back to the window title. Set the + * [GLFW_X11_CLASS_NAME](@ref GLFW_X11_CLASS_NAME_hint) and + * [GLFW_X11_INSTANCE_NAME](@ref GLFW_X11_INSTANCE_NAME_hint) window hints to + * override this. + * + * @thread_safety This function must only be called from the main thread. + * + * @sa @ref window_creation + * @sa @ref glfwDestroyWindow + * + * @since Added in version 3.0. Replaces `glfwOpenWindow`. + * + * @ingroup window + */ +[LinkName("glfwCreateWindow")] public static extern Window* CreateWindow(c_int width, c_int height, c_char* title, Monitor* monitor, Window* share); + +/*! @brief Destroys the specified window and its context. + * + * This function destroys the specified window and its context. On calling + * this function, no further callbacks will be called for that window. + * + * If the context of the specified window is current on the main thread, it is + * detached before being destroyed. + * + * @param[in] window The window to destroy. + * + * @errors Possible errors include @ref GLFW_NOT_INITIALIZED and @ref + * GLFW_PLATFORM_ERROR. + * + * @note The context of the specified window must not be current on any other + * thread when this function is called. + * + * @reentrancy This function must not be called from a callback. + * + * @thread_safety This function must only be called from the main thread. + * + * @sa @ref window_creation + * @sa @ref glfwCreateWindow + * + * @since Added in version 3.0. Replaces `glfwCloseWindow`. + * + * @ingroup window + */ +[LinkName("glfwDestroyWindow")] public static extern void DestroyWindow(Window* window); + +/*! @brief Checks the close flag of the specified window. + * + * This function returns the value of the close flag of the specified window. + * + * @param[in] window The window to query. + * @return The value of the close flag. + * + * @errors Possible errors include @ref GLFW_NOT_INITIALIZED. + * + * @thread_safety This function may be called from any thread. Access is not + * synchronized. + * + * @sa @ref window_close + * + * @since Added in version 3.0. + * + * @ingroup window + */ +[LinkName("glfwWindowShouldClose")] public static extern c_int WindowShouldClose(Window* window); + +/*! @brief Sets the close flag of the specified window. + * + * This function sets the value of the close flag of the specified window. + * This can be used to override the user's attempt to close the window, or + * to signal that it should be closed. + * + * @param[in] window The window whose flag to change. + * @param[in] value The new value. + * + * @errors Possible errors include @ref GLFW_NOT_INITIALIZED. + * + * @thread_safety This function may be called from any thread. Access is not + * synchronized. + * + * @sa @ref window_close + * + * @since Added in version 3.0. + * + * @ingroup window + */ +[LinkName("glfwSetWindowShouldClose")] public static extern void SetWindowShouldClose(Window* window, c_int value); + +/*! @brief Returns the title of the specified window. + * + * This function returns the window title, encoded as UTF-8, of the specified + * window. This is the title set previously by @ref glfwCreateWindow + * or @ref glfwSetWindowTitle. + * + * @param[in] window The window to query. + * @return The UTF-8 encoded window title, or `NULL` if an + * [error](@ref error_handling) occurred. + * + * @errors Possible errors include @ref GLFW_NOT_INITIALIZED. + * + * @remark The returned title is currently a copy of the title last set by @ref + * glfwCreateWindow or @ref glfwSetWindowTitle. It does not include any + * additional text which may be appended by the platform or another program. + * + * @pointer_lifetime The returned string is allocated and freed by GLFW. You + * should not free it yourself. It is valid until the next call to @ref + * glfwGetWindowTitle or @ref glfwSetWindowTitle, or until the library is + * terminated. + * + * @thread_safety This function must only be called from the main thread. + * + * @sa @ref window_title + * @sa @ref glfwSetWindowTitle + * + * @since Added in version 3.4. + * + * @ingroup window + */ +[LinkName("glfwGetWindowTitle")] public static extern c_char* GetWindowTitle(Window* window); + +/*! @brief Sets the title of the specified window. + * + * This function sets the window title, encoded as UTF-8, of the specified + * window. + * + * @param[in] window The window whose title to change. + * @param[in] title The UTF-8 encoded window title. + * + * @errors Possible errors include @ref GLFW_NOT_INITIALIZED and @ref + * GLFW_PLATFORM_ERROR. + * + * @remark __macOS:__ The window title will not be updated until the next time you + * process events. + * + * @thread_safety This function must only be called from the main thread. + * + * @sa @ref window_title + * @sa @ref glfwGetWindowTitle + * + * @since Added in version 1.0. + * __GLFW 3:__ Added window handle parameter. + * + * @ingroup window + */ +[LinkName("glfwSetWindowTitle")] public static extern void SetWindowTitle(Window* window, c_char* title); + +/*! @brief Sets the icon for the specified window. + * + * This function sets the icon of the specified window. If passed an array of + * candidate images, those of or closest to the sizes desired by the system are + * selected. If no images are specified, the window reverts to its default + * icon. + * + * The pixels are 32-bit, little-endian, non-premultiplied RGBA, i.e. eight + * bits per channel with the red channel first. They are arranged canonically + * as packed sequential rows, starting from the top-left corner. + * + * The desired image sizes varies depending on platform and system settings. + * The selected images will be rescaled as needed. Good sizes include 16x16, + * 32x32 and 48x48. + * + * @param[in] window The window whose icon to set. + * @param[in] count The number of images in the specified array, or zero to + * revert to the default window icon. + * @param[in] images The images to create the icon from. This is ignored if + * count is zero. + * + * @errors Possible errors include @ref GLFW_NOT_INITIALIZED, @ref + * GLFW_INVALID_VALUE, @ref GLFW_PLATFORM_ERROR and @ref + * GLFW_FEATURE_UNAVAILABLE (see remarks). + * + * @pointer_lifetime The specified image data is copied before this function + * returns. + * + * @remark __macOS:__ Regular windows do not have icons on macOS. This function + * will emit @ref GLFW_FEATURE_UNAVAILABLE. The dock icon will be the same as + * the application bundle's icon. For more information on bundles, see the + * [Bundle Programming Guide][bundle-guide] in the Mac Developer Library. + * + * [bundle-guide]: https://developer.apple.com/library/mac/documentation/CoreFoundation/Conceptual/CFBundles/ + * + * @remark __Wayland:__ There is no existing protocol to change an icon, the + * window will thus inherit the one defined in the application's desktop file. + * This function will emit @ref GLFW_FEATURE_UNAVAILABLE. + * + * @thread_safety This function must only be called from the main thread. + * + * @sa @ref window_icon + * + * @since Added in version 3.2. + * + * @ingroup window + */ +[LinkName("glfwSetWindowIcon")] public static extern void SetWindowIcon(Window* window, c_int count, Image* images); + +/*! @brief Retrieves the position of the content area of the specified window. + * + * This function retrieves the position, in screen coordinates, of the + * upper-left corner of the content area of the specified window. + * + * Any or all of the position arguments may be `NULL`. If an error occurs, all + * non-`NULL` position arguments will be set to zero. + * + * @param[in] window The window to query. + * @param[out] xpos Where to store the x-coordinate of the upper-left corner of + * the content area, or `NULL`. + * @param[out] ypos Where to store the y-coordinate of the upper-left corner of + * the content area, or `NULL`. + * + * @errors Possible errors include @ref GLFW_NOT_INITIALIZED, @ref + * GLFW_PLATFORM_ERROR and @ref GLFW_FEATURE_UNAVAILABLE (see remarks). + * + * @remark __Wayland:__ Window positions are not currently part of any common + * Wayland protocol, so this function cannot be implemented and will emit @ref + * GLFW_FEATURE_UNAVAILABLE. + * + * @thread_safety This function must only be called from the main thread. + * + * @sa @ref window_pos + * @sa @ref glfwSetWindowPos + * + * @since Added in version 3.0. + * + * @ingroup window + */ +[LinkName("glfwGetWindowPos")] public static extern void GetWindowPos(Window* window, out c_int xpos, out c_int ypos); + +/*! @brief Sets the position of the content area of the specified window. + * + * This function sets the position, in screen coordinates, of the upper-left + * corner of the content area of the specified windowed mode window. If the + * window is a full screen window, this function does nothing. + * + * __Do not use this function__ to move an already visible window unless you + * have very good reasons for doing so, as it will confuse and annoy the user. + * + * The window manager may put limits on what positions are allowed. GLFW + * cannot and should not override these limits. + * + * @param[in] window The window to query. + * @param[in] xpos The x-coordinate of the upper-left corner of the content area. + * @param[in] ypos The y-coordinate of the upper-left corner of the content area. + * + * @errors Possible errors include @ref GLFW_NOT_INITIALIZED, @ref + * GLFW_PLATFORM_ERROR and @ref GLFW_FEATURE_UNAVAILABLE (see remarks). + * + * @remark __Wayland:__ Window positions are not currently part of any common + * Wayland protocol, so this function cannot be implemented and will emit @ref + * GLFW_FEATURE_UNAVAILABLE. + * + * @thread_safety This function must only be called from the main thread. + * + * @sa @ref window_pos + * @sa @ref glfwGetWindowPos + * + * @since Added in version 1.0. + * __GLFW 3:__ Added window handle parameter. + * + * @ingroup window + */ +[LinkName("glfwSetWindowPos")] public static extern void SetWindowPos(Window* window, c_int xpos, c_int ypos); + +/*! @brief Retrieves the size of the content area of the specified window. + * + * This function retrieves the size, in screen coordinates, of the content area + * of the specified window. If you wish to retrieve the size of the + * framebuffer of the window in pixels, see @ref glfwGetFramebufferSize. + * + * Any or all of the size arguments may be `NULL`. If an error occurs, all + * non-`NULL` size arguments will be set to zero. + * + * @param[in] window The window whose size to retrieve. + * @param[out] width Where to store the width, in screen coordinates, of the + * content area, or `NULL`. + * @param[out] height Where to store the height, in screen coordinates, of the + * content area, or `NULL`. + * + * @errors Possible errors include @ref GLFW_NOT_INITIALIZED and @ref + * GLFW_PLATFORM_ERROR. + * + * @thread_safety This function must only be called from the main thread. + * + * @sa @ref window_size + * @sa @ref glfwSetWindowSize + * + * @since Added in version 1.0. + * __GLFW 3:__ Added window handle parameter. + * + * @ingroup window + */ +[LinkName("glfwGetWindowSize")] public static extern void GetWindowSize(Window* window, out c_int width, out c_int height); + +/*! @brief Sets the size limits of the specified window. + * + * This function sets the size limits of the content area of the specified + * window. If the window is full screen, the size limits only take effect + * once it is made windowed. If the window is not resizable, this function + * does nothing. + * + * The size limits are applied immediately to a windowed mode window and may + * cause it to be resized. + * + * The maximum dimensions must be greater than or equal to the minimum + * dimensions and all must be greater than or equal to zero. + * + * @param[in] window The window to set limits for. + * @param[in] minwidth The minimum width, in screen coordinates, of the content + * area, or `GLFW_DONT_CARE`. + * @param[in] minheight The minimum height, in screen coordinates, of the + * content area, or `GLFW_DONT_CARE`. + * @param[in] maxwidth The maximum width, in screen coordinates, of the content + * area, or `GLFW_DONT_CARE`. + * @param[in] maxheight The maximum height, in screen coordinates, of the + * content area, or `GLFW_DONT_CARE`. + * + * @errors Possible errors include @ref GLFW_NOT_INITIALIZED, @ref + * GLFW_INVALID_VALUE and @ref GLFW_PLATFORM_ERROR. + * + * @remark If you set size limits and an aspect ratio that conflict, the + * results are undefined. + * + * @remark __Wayland:__ The size limits will not be applied until the window is + * actually resized, either by the user or by the compositor. + * + * @thread_safety This function must only be called from the main thread. + * + * @sa @ref window_sizelimits + * @sa @ref glfwSetWindowAspectRatio + * + * @since Added in version 3.2. + * + * @ingroup window + */ +[LinkName("glfwSetWindowSizeLimits")] public static extern void SetWindowSizeLimits(Window* window, c_int minwidth, c_int minheight, c_int maxwidth, c_int maxheight); + +/*! @brief Sets the aspect ratio of the specified window. + * + * This function sets the required aspect ratio of the content area of the + * specified window. If the window is full screen, the aspect ratio only takes + * effect once it is made windowed. If the window is not resizable, this + * function does nothing. + * + * The aspect ratio is specified as a numerator and a denominator and both + * values must be greater than zero. For example, the common 16:9 aspect ratio + * is specified as 16 and 9, respectively. + * + * If the numerator and denominator is set to `GLFW_DONT_CARE` then the aspect + * ratio limit is disabled. + * + * The aspect ratio is applied immediately to a windowed mode window and may + * cause it to be resized. + * + * @param[in] window The window to set limits for. + * @param[in] numer The numerator of the desired aspect ratio, or + * `GLFW_DONT_CARE`. + * @param[in] denom The denominator of the desired aspect ratio, or + * `GLFW_DONT_CARE`. + * + * @errors Possible errors include @ref GLFW_NOT_INITIALIZED, @ref + * GLFW_INVALID_VALUE and @ref GLFW_PLATFORM_ERROR. + * + * @remark If you set size limits and an aspect ratio that conflict, the + * results are undefined. + * + * @remark __Wayland:__ The aspect ratio will not be applied until the window is + * actually resized, either by the user or by the compositor. + * + * @thread_safety This function must only be called from the main thread. + * + * @sa @ref window_sizelimits + * @sa @ref glfwSetWindowSizeLimits + * + * @since Added in version 3.2. + * + * @ingroup window + */ +[LinkName("glfwSetWindowAspectRatio")] public static extern void SetWindowAspectRatio(Window* window, c_int numer, c_int denom); + +/*! @brief Sets the size of the content area of the specified window. + * + * This function sets the size, in screen coordinates, of the content area of + * the specified window. + * + * For full screen windows, this function updates the resolution of its desired + * video mode and switches to the video mode closest to it, without affecting + * the window's context. As the context is unaffected, the bit depths of the + * framebuffer remain unchanged. + * + * If you wish to update the refresh rate of the desired video mode in addition + * to its resolution, see @ref glfwSetWindowMonitor. + * + * The window manager may put limits on what sizes are allowed. GLFW cannot + * and should not override these limits. + * + * @param[in] window The window to resize. + * @param[in] width The desired width, in screen coordinates, of the window + * content area. + * @param[in] height The desired height, in screen coordinates, of the window + * content area. + * + * @errors Possible errors include @ref GLFW_NOT_INITIALIZED and @ref + * GLFW_PLATFORM_ERROR. + * + * @thread_safety This function must only be called from the main thread. + * + * @sa @ref window_size + * @sa @ref glfwGetWindowSize + * @sa @ref glfwSetWindowMonitor + * + * @since Added in version 1.0. + * __GLFW 3:__ Added window handle parameter. + * + * @ingroup window + */ +[LinkName("glfwSetWindowSize")] public static extern void SetWindowSize(Window* window, c_int width, c_int height); + +/*! @brief Retrieves the size of the framebuffer of the specified window. + * + * This function retrieves the size, in pixels, of the framebuffer of the + * specified window. If you wish to retrieve the size of the window in screen + * coordinates, see @ref glfwGetWindowSize. + * + * Any or all of the size arguments may be `NULL`. If an error occurs, all + * non-`NULL` size arguments will be set to zero. + * + * @param[in] window The window whose framebuffer to query. + * @param[out] width Where to store the width, in pixels, of the framebuffer, + * or `NULL`. + * @param[out] height Where to store the height, in pixels, of the framebuffer, + * or `NULL`. + * + * @errors Possible errors include @ref GLFW_NOT_INITIALIZED and @ref + * GLFW_PLATFORM_ERROR. + * + * @thread_safety This function must only be called from the main thread. + * + * @sa @ref window_fbsize + * @sa @ref glfwSetFramebufferSizeCallback + * + * @since Added in version 3.0. + * + * @ingroup window + */ +[LinkName("glfwGetFramebufferSize")] public static extern void GetFramebufferSize(Window* window, out c_int width, out c_int height); + +/*! @brief Retrieves the size of the frame of the window. + * + * This function retrieves the size, in screen coordinates, of each edge of the + * frame of the specified window. This size includes the title bar, if the + * window has one. The size of the frame may vary depending on the + * [window-related hints](@ref window_hints_wnd) used to create it. + * + * Because this function retrieves the size of each window frame edge and not + * the offset along a particular coordinate axis, the retrieved values will + * always be zero or positive. + * + * Any or all of the size arguments may be `NULL`. If an error occurs, all + * non-`NULL` size arguments will be set to zero. + * + * @param[in] window The window whose frame size to query. + * @param[out] left Where to store the size, in screen coordinates, of the left + * edge of the window frame, or `NULL`. + * @param[out] top Where to store the size, in screen coordinates, of the top + * edge of the window frame, or `NULL`. + * @param[out] right Where to store the size, in screen coordinates, of the + * right edge of the window frame, or `NULL`. + * @param[out] bottom Where to store the size, in screen coordinates, of the + * bottom edge of the window frame, or `NULL`. + * + * @errors Possible errors include @ref GLFW_NOT_INITIALIZED and @ref + * GLFW_PLATFORM_ERROR. + * + * @thread_safety This function must only be called from the main thread. + * + * @sa @ref window_size + * + * @since Added in version 3.1. + * + * @ingroup window + */ +[LinkName("glfwGetWindowFrameSize")] public static extern void GetWindowFrameSize(Window* window, out c_int left, out c_int top, out c_int right, out c_int bottom); + +/*! @brief Retrieves the content scale for the specified window. + * + * This function retrieves the content scale for the specified window. The + * content scale is the ratio between the current DPI and the platform's + * default DPI. This is especially important for text and any UI elements. If + * the pixel dimensions of your UI scaled by this look appropriate on your + * machine then it should appear at a reasonable size on other machines + * regardless of their DPI and scaling settings. This relies on the system DPI + * and scaling settings being somewhat correct. + * + * On platforms where each monitors can have its own content scale, the window + * content scale will depend on which monitor the system considers the window + * to be on. + * + * @param[in] window The window to query. + * @param[out] xscale Where to store the x-axis content scale, or `NULL`. + * @param[out] yscale Where to store the y-axis content scale, or `NULL`. + * + * @errors Possible errors include @ref GLFW_NOT_INITIALIZED and @ref + * GLFW_PLATFORM_ERROR. + * + * @thread_safety This function must only be called from the main thread. + * + * @sa @ref window_scale + * @sa @ref glfwSetWindowContentScaleCallback + * @sa @ref glfwGetMonitorContentScale + * + * @since Added in version 3.3. + * + * @ingroup window + */ +[LinkName("glfwGetWindowContentScale")] public static extern void GetWindowContentScale(Window* window, out float xscale, out float yscale); + +/*! @brief Returns the opacity of the whole window. + * + * This function returns the opacity of the window, including any decorations. + * + * The opacity (or alpha) value is a positive finite number between zero and + * one, where zero is fully transparent and one is fully opaque. If the system + * does not support whole window transparency, this function always returns one. + * + * The initial opacity value for newly created windows is one. + * + * @param[in] window The window to query. + * @return The opacity value of the specified window. + * + * @errors Possible errors include @ref GLFW_NOT_INITIALIZED and @ref + * GLFW_PLATFORM_ERROR. + * + * @thread_safety This function must only be called from the main thread. + * + * @sa @ref window_transparency + * @sa @ref glfwSetWindowOpacity + * + * @since Added in version 3.3. + * + * @ingroup window + */ +[LinkName("glfwGetWindowOpacity")] public static extern float GetWindowOpacity(Window* window); + +/*! @brief Sets the opacity of the whole window. + * + * This function sets the opacity of the window, including any decorations. + * + * The opacity (or alpha) value is a positive finite number between zero and + * one, where zero is fully transparent and one is fully opaque. + * + * The initial opacity value for newly created windows is one. + * + * A window created with framebuffer transparency may not use whole window + * transparency. The results of doing this are undefined. + * + * @param[in] window The window to set the opacity for. + * @param[in] opacity The desired opacity of the specified window. + * + * @errors Possible errors include @ref GLFW_NOT_INITIALIZED, @ref + * GLFW_PLATFORM_ERROR and @ref GLFW_FEATURE_UNAVAILABLE (see remarks). + * + * @remark __Wayland:__ There is no way to set an opacity factor for a window. + * This function will emit @ref GLFW_FEATURE_UNAVAILABLE. + * + * @thread_safety This function must only be called from the main thread. + * + * @sa @ref window_transparency + * @sa @ref glfwGetWindowOpacity + * + * @since Added in version 3.3. + * + * @ingroup window + */ +[LinkName("glfwSetWindowOpacity")] public static extern void SetWindowOpacity(Window* window, float opacity); + +/*! @brief Iconifies the specified window. + * + * This function iconifies (minimizes) the specified window if it was + * previously restored. If the window is already iconified, this function does + * nothing. + * + * If the specified window is a full screen window, GLFW restores the original + * video mode of the monitor. The window's desired video mode is set again + * when the window is restored. + * + * @param[in] window The window to iconify. + * + * @errors Possible errors include @ref GLFW_NOT_INITIALIZED and @ref + * GLFW_PLATFORM_ERROR. + * + * @thread_safety This function must only be called from the main thread. + * + * @sa @ref window_iconify + * @sa @ref glfwRestoreWindow + * @sa @ref glfwMaximizeWindow + * + * @since Added in version 2.1. + * __GLFW 3:__ Added window handle parameter. + * + * @ingroup window + */ +[LinkName("glfwIconifyWindow")] public static extern void IconifyWindow(Window* window); + +/*! @brief Restores the specified window. + * + * This function restores the specified window if it was previously iconified + * (minimized) or maximized. If the window is already restored, this function + * does nothing. + * + * If the specified window is an iconified full screen window, its desired + * video mode is set again for its monitor when the window is restored. + * + * @param[in] window The window to restore. + * + * @errors Possible errors include @ref GLFW_NOT_INITIALIZED and @ref + * GLFW_PLATFORM_ERROR. + * + * @remark __Wayland:__ Restoring a window from maximization is not currently + * part of any common Wayland protocol, so this function can only restore + * windows from maximization. + * + * @thread_safety This function must only be called from the main thread. + * + * @sa @ref window_iconify + * @sa @ref glfwIconifyWindow + * @sa @ref glfwMaximizeWindow + * + * @since Added in version 2.1. + * __GLFW 3:__ Added window handle parameter. + * + * @ingroup window + */ +[LinkName("glfwRestoreWindow")] public static extern void RestoreWindow(Window* window); + +/*! @brief Maximizes the specified window. + * + * This function maximizes the specified window if it was previously not + * maximized. If the window is already maximized, this function does nothing. + * + * If the specified window is a full screen window, this function does nothing. + * + * @param[in] window The window to maximize. + * + * @errors Possible errors include @ref GLFW_NOT_INITIALIZED and @ref + * GLFW_PLATFORM_ERROR. + * + * @par Thread Safety + * This function may only be called from the main thread. + * + * @sa @ref window_iconify + * @sa @ref glfwIconifyWindow + * @sa @ref glfwRestoreWindow + * + * @since Added in GLFW 3.2. + * + * @ingroup window + */ +[LinkName("glfwMaximizeWindow")] public static extern void MaximizeWindow(Window* window); + +/*! @brief Makes the specified window visible. + * + * This function makes the specified window visible if it was previously + * hidden. If the window is already visible or is in full screen mode, this + * function does nothing. + * + * By default, windowed mode windows are focused when shown + * Set the [GLFW_FOCUS_ON_SHOW](@ref GLFW_FOCUS_ON_SHOW_hint) window hint + * to change this behavior for all newly created windows, or change the + * behavior for an existing window with @ref glfwSetWindowAttrib. + * + * @param[in] window The window to make visible. + * + * @errors Possible errors include @ref GLFW_NOT_INITIALIZED and @ref + * GLFW_PLATFORM_ERROR. + * + * @remark __Wayland:__ Because Wayland wants every frame of the desktop to be + * complete, this function does not immediately make the window visible. + * Instead it will become visible the next time the window framebuffer is + * updated after this call. + * + * @thread_safety This function must only be called from the main thread. + * + * @sa @ref window_hide + * @sa @ref glfwHideWindow + * + * @since Added in version 3.0. + * + * @ingroup window + */ +[LinkName("glfwShowWindow")] public static extern void ShowWindow(Window* window); + +/*! @brief Hides the specified window. + * + * This function hides the specified window if it was previously visible. If + * the window is already hidden or is in full screen mode, this function does + * nothing. + * + * @param[in] window The window to hide. + * + * @errors Possible errors include @ref GLFW_NOT_INITIALIZED and @ref + * GLFW_PLATFORM_ERROR. + * + * @thread_safety This function must only be called from the main thread. + * + * @sa @ref window_hide + * @sa @ref glfwShowWindow + * + * @since Added in version 3.0. + * + * @ingroup window + */ +[LinkName("glfwHideWindow")] public static extern void HideWindow(Window* window); + +/*! @brief Brings the specified window to front and sets input focus. + * + * This function brings the specified window to front and sets input focus. + * The window should already be visible and not iconified. + * + * By default, both windowed and full screen mode windows are focused when + * initially created. Set the [GLFW_FOCUSED](@ref GLFW_FOCUSED_hint) to + * disable this behavior. + * + * Also by default, windowed mode windows are focused when shown + * with @ref glfwShowWindow. Set the + * [GLFW_FOCUS_ON_SHOW](@ref GLFW_FOCUS_ON_SHOW_hint) to disable this behavior. + * + * __Do not use this function__ to steal focus from other applications unless + * you are certain that is what the user wants. Focus stealing can be + * extremely disruptive. + * + * For a less disruptive way of getting the user's attention, see + * [attention requests](@ref window_attention). + * + * @param[in] window The window to give input focus. + * + * @errors Possible errors include @ref GLFW_NOT_INITIALIZED and @ref + * GLFW_PLATFORM_ERROR. + * + * @remark __Wayland:__ The compositor will likely ignore focus requests unless + * another window created by the same application already has input focus. + * + * @thread_safety This function must only be called from the main thread. + * + * @sa @ref window_focus + * @sa @ref window_attention + * + * @since Added in version 3.2. + * + * @ingroup window + */ +[LinkName("glfwFocusWindow")] public static extern void FocusWindow(Window* window); + +/*! @brief Requests user attention to the specified window. + * + * This function requests user attention to the specified window. On + * platforms where this is not supported, attention is requested to the + * application as a whole. + * + * Once the user has given attention, usually by focusing the window or + * application, the system will end the request automatically. + * + * @param[in] window The window to request attention to. + * + * @errors Possible errors include @ref GLFW_NOT_INITIALIZED and @ref + * GLFW_PLATFORM_ERROR. + * + * @remark __macOS:__ Attention is requested to the application as a whole, not the + * specific window. + * + * @thread_safety This function must only be called from the main thread. + * + * @sa @ref window_attention + * + * @since Added in version 3.3. + * + * @ingroup window + */ +[LinkName("glfwRequestWindowAttention")] public static extern void RequestWindowAttention(Window* window); + +/*! @brief Returns the monitor that the window uses for full screen mode. + * + * This function returns the handle of the monitor that the specified window is + * in full screen on. + * + * @param[in] window The window to query. + * @return The monitor, or `NULL` if the window is in windowed mode or an + * [error](@ref error_handling) occurred. + * + * @errors Possible errors include @ref GLFW_NOT_INITIALIZED. + * + * @thread_safety This function must only be called from the main thread. + * + * @sa @ref window_monitor + * @sa @ref glfwSetWindowMonitor + * + * @since Added in version 3.0. + * + * @ingroup window + */ +[LinkName("glfwGetWindowMonitor")] public static extern Monitor* GetWindowMonitor(Window* window); + +/*! @brief Sets the mode, monitor, video mode and placement of a window. + * + * This function sets the monitor that the window uses for full screen mode or, + * if the monitor is `NULL`, makes it windowed mode. + * + * When setting a monitor, this function updates the width, height and refresh + * rate of the desired video mode and switches to the video mode closest to it. + * The window position is ignored when setting a monitor. + * + * When the monitor is `NULL`, the position, width and height are used to + * place the window content area. The refresh rate is ignored when no monitor + * is specified. + * + * If you only wish to update the resolution of a full screen window or the + * size of a windowed mode window, see @ref glfwSetWindowSize. + * + * When a window transitions from full screen to windowed mode, this function + * restores any previous window settings such as whether it is decorated, + * floating, resizable, has size or aspect ratio limits, etc. + * + * @param[in] window The window whose monitor, size or video mode to set. + * @param[in] monitor The desired monitor, or `NULL` to set windowed mode. + * @param[in] xpos The desired x-coordinate of the upper-left corner of the + * content area. + * @param[in] ypos The desired y-coordinate of the upper-left corner of the + * content area. + * @param[in] width The desired with, in screen coordinates, of the content + * area or video mode. + * @param[in] height The desired height, in screen coordinates, of the content + * area or video mode. + * @param[in] refreshRate The desired refresh rate, in Hz, of the video mode, + * or `GLFW_DONT_CARE`. + * + * @errors Possible errors include @ref GLFW_NOT_INITIALIZED and @ref + * GLFW_PLATFORM_ERROR. + * + * @remark The OpenGL or OpenGL ES context will not be destroyed or otherwise + * affected by any resizing or mode switching, although you may need to update + * your viewport if the framebuffer size has changed. + * + * @remark __Wayland:__ Window positions are not currently part of any common + * Wayland protocol. The window position arguments are ignored. + * + * @thread_safety This function must only be called from the main thread. + * + * @sa @ref window_monitor + * @sa @ref window_full_screen + * @sa @ref glfwGetWindowMonitor + * @sa @ref glfwSetWindowSize + * + * @since Added in version 3.2. + * + * @ingroup window + */ +[LinkName("glfwSetWindowMonitor")] public static extern void SetWindowMonitor(Window* window, Monitor* monitor, c_int xpos, c_int ypos, c_int width, c_int height, c_int refreshRate); + +/*! @brief Returns an attribute of the specified window. + * + * This function returns the value of an attribute of the specified window or + * its OpenGL or OpenGL ES context. + * + * @param[in] window The window to query. + * @param[in] attrib The [window attribute](@ref window_attribs) whose value to + * return. + * @return The value of the attribute, or zero if an + * [error](@ref error_handling) occurred. + * + * @errors Possible errors include @ref GLFW_NOT_INITIALIZED, @ref + * GLFW_INVALID_ENUM and @ref GLFW_PLATFORM_ERROR. + * + * @remark Framebuffer related hints are not window attributes. See @ref + * window_attribs_fb for more information. + * + * @remark Zero is a valid value for many window and context related + * attributes so you cannot use a return value of zero as an indication of + * errors. However, this function should not fail as long as it is passed + * valid arguments and the library has been [initialized](@ref intro_init). + * + * @remark __Wayland:__ Checking whether a window is iconified is not currently + * part of any common Wayland protocol, so the @ref GLFW_ICONIFIED attribute + * cannot be implemented and is always `GLFW_FALSE`. + * + * @thread_safety This function must only be called from the main thread. + * + * @sa @ref window_attribs + * @sa @ref glfwSetWindowAttrib + * + * @since Added in version 3.0. Replaces `glfwGetWindowParam` and + * `glfwGetGLVersion`. + * + * @ingroup window + */ +[LinkName("glfwGetWindowAttrib")] public static extern c_int GetWindowAttrib(Window* window, c_int attrib); + +/*! @brief Sets an attribute of the specified window. + * + * This function sets the value of an attribute of the specified window. + * + * The supported attributes are [GLFW_DECORATED](@ref GLFW_DECORATED_attrib), + * [GLFW_RESIZABLE](@ref GLFW_RESIZABLE_attrib), + * [GLFW_FLOATING](@ref GLFW_FLOATING_attrib), + * [GLFW_AUTO_ICONIFY](@ref GLFW_AUTO_ICONIFY_attrib) and + * [GLFW_FOCUS_ON_SHOW](@ref GLFW_FOCUS_ON_SHOW_attrib). + * [GLFW_MOUSE_PASSTHROUGH](@ref GLFW_MOUSE_PASSTHROUGH_attrib) + * + * Some of these attributes are ignored for full screen windows. The new + * value will take effect if the window is later made windowed. + * + * Some of these attributes are ignored for windowed mode windows. The new + * value will take effect if the window is later made full screen. + * + * @param[in] window The window to set the attribute for. + * @param[in] attrib A supported window attribute. + * @param[in] value `GLFW_TRUE` or `GLFW_FALSE`. + * + * @errors Possible errors include @ref GLFW_NOT_INITIALIZED, @ref + * GLFW_INVALID_ENUM, @ref GLFW_INVALID_VALUE, @ref GLFW_PLATFORM_ERROR and @ref + * GLFW_FEATURE_UNAVAILABLE (see remarks). + * + * @remark Calling @ref glfwGetWindowAttrib will always return the latest + * value, even if that value is ignored by the current mode of the window. + * + * @remark __Wayland:__ The [GLFW_FLOATING](@ref GLFW_FLOATING_attrib) window attribute is + * not supported. Setting this will emit @ref GLFW_FEATURE_UNAVAILABLE. + * + * @thread_safety This function must only be called from the main thread. + * + * @sa @ref window_attribs + * @sa @ref glfwGetWindowAttrib + * + * @since Added in version 3.3. + * + * @ingroup window + */ +[LinkName("glfwSetWindowAttrib")] public static extern void SetWindowAttrib(Window* window, c_int attrib, Bool value); + +/*! @brief Sets the user pointer of the specified window. + * + * This function sets the user-defined pointer of the specified window. The + * current value is retained until the window is destroyed. The initial value + * is `NULL`. + * + * @param[in] window The window whose pointer to set. + * @param[in] pointer The new value. + * + * @errors Possible errors include @ref GLFW_NOT_INITIALIZED. + * + * @thread_safety This function may be called from any thread. Access is not + * synchronized. + * + * @sa @ref window_userptr + * @sa @ref glfwGetWindowUserPointer + * + * @since Added in version 3.0. + * + * @ingroup window + */ +[LinkName("glfwSetWindowUserPointer")] public static extern void SetWindowUserPointer(Window* window, void* pointer); + +/*! @brief Returns the user pointer of the specified window. + * + * This function returns the current value of the user-defined pointer of the + * specified window. The initial value is `NULL`. + * + * @param[in] window The window whose pointer to return. + * + * @errors Possible errors include @ref GLFW_NOT_INITIALIZED. + * + * @thread_safety This function may be called from any thread. Access is not + * synchronized. + * + * @sa @ref window_userptr + * @sa @ref glfwSetWindowUserPointer + * + * @since Added in version 3.0. + * + * @ingroup window + */ +[LinkName("glfwGetWindowUserPointer")] public static extern void* GetWindowUserPointer(Window* window); + +/*! @brief Sets the position callback for the specified window. + * + * This function sets the position callback of the specified window, which is + * called when the window is moved. The callback is provided with the + * position, in screen coordinates, of the upper-left corner of the content + * area of the window. + * + * @param[in] window The window whose callback to set. + * @param[in] callback The new callback, or `NULL` to remove the currently set + * callback. + * @return The previously set callback, or `NULL` if no callback was set or the + * library had not been [initialized](@ref intro_init). + * + * @callback_signature + * @code + * void function_name(GLFWwindow* window, int xpos, int ypos) + * @endcode + * For more information about the callback parameters, see the + * [function pointer type](@ref GLFWwindowposfun). + * + * @errors Possible errors include @ref GLFW_NOT_INITIALIZED. + * + * @remark __Wayland:__ This callback will not be called. The Wayland protocol + * provides no way to be notified of when a window is moved. + * + * @thread_safety This function must only be called from the main thread. + * + * @sa @ref window_pos + * + * @since Added in version 3.0. + * + * @ingroup window + */ +[LinkName("glfwSetWindowPosCallback")] public static extern Windowposfun SetWindowPosCallback(Window* window, Windowposfun callback); + +/*! @brief Sets the size callback for the specified window. + * + * This function sets the size callback of the specified window, which is + * called when the window is resized. The callback is provided with the size, + * in screen coordinates, of the content area of the window. + * + * @param[in] window The window whose callback to set. + * @param[in] callback The new callback, or `NULL` to remove the currently set + * callback. + * @return The previously set callback, or `NULL` if no callback was set or the + * library had not been [initialized](@ref intro_init). + * + * @callback_signature + * @code + * void function_name(GLFWwindow* window, int width, int height) + * @endcode + * For more information about the callback parameters, see the + * [function pointer type](@ref GLFWwindowsizefun). + * + * @errors Possible errors include @ref GLFW_NOT_INITIALIZED. + * + * @thread_safety This function must only be called from the main thread. + * + * @sa @ref window_size + * + * @since Added in version 1.0. + * __GLFW 3:__ Added window handle parameter and return value. + * + * @ingroup window + */ +[LinkName("glfwSetWindowSizeCallback")] public static extern Windowsizefun SetWindowSizeCallback(Window* window, Windowsizefun callback); + +/*! @brief Sets the close callback for the specified window. + * + * This function sets the close callback of the specified window, which is + * called when the user attempts to close the window, for example by clicking + * the close widget in the title bar. + * + * The close flag is set before this callback is called, but you can modify it + * at any time with @ref glfwSetWindowShouldClose. + * + * The close callback is not triggered by @ref glfwDestroyWindow. + * + * @param[in] window The window whose callback to set. + * @param[in] callback The new callback, or `NULL` to remove the currently set + * callback. + * @return The previously set callback, or `NULL` if no callback was set or the + * library had not been [initialized](@ref intro_init). + * + * @callback_signature + * @code + * void function_name(GLFWwindow* window) + * @endcode + * For more information about the callback parameters, see the + * [function pointer type](@ref GLFWwindowclosefun). + * + * @errors Possible errors include @ref GLFW_NOT_INITIALIZED. + * + * @remark __macOS:__ Selecting Quit from the application menu will trigger the + * close callback for all windows. + * + * @thread_safety This function must only be called from the main thread. + * + * @sa @ref window_close + * + * @since Added in version 2.5. + * __GLFW 3:__ Added window handle parameter and return value. + * + * @ingroup window + */ +[LinkName("glfwSetWindowCloseCallback")] public static extern Windowclosefun SetWindowCloseCallback(Window* window, Windowclosefun callback); + +/*! @brief Sets the refresh callback for the specified window. + * + * This function sets the refresh callback of the specified window, which is + * called when the content area of the window needs to be redrawn, for example + * if the window has been exposed after having been covered by another window. + * + * On compositing window systems such as Aero, Compiz, Aqua or Wayland, where + * the window contents are saved off-screen, this callback may be called only + * very infrequently or never at all. + * + * @param[in] window The window whose callback to set. + * @param[in] callback The new callback, or `NULL` to remove the currently set + * callback. + * @return The previously set callback, or `NULL` if no callback was set or the + * library had not been [initialized](@ref intro_init). + * + * @callback_signature + * @code + * void function_name(GLFWwindow* window); + * @endcode + * For more information about the callback parameters, see the + * [function pointer type](@ref GLFWwindowrefreshfun). + * + * @errors Possible errors include @ref GLFW_NOT_INITIALIZED. + * + * @thread_safety This function must only be called from the main thread. + * + * @sa @ref window_refresh + * + * @since Added in version 2.5. + * __GLFW 3:__ Added window handle parameter and return value. + * + * @ingroup window + */ +[LinkName("glfwSetWindowRefreshCallback")] public static extern Windowrefreshfun SetWindowRefreshCallback(Window* window, Windowrefreshfun callback); + +/*! @brief Sets the focus callback for the specified window. + * + * This function sets the focus callback of the specified window, which is + * called when the window gains or loses input focus. + * + * After the focus callback is called for a window that lost input focus, + * synthetic key and mouse button release events will be generated for all such + * that had been pressed. For more information, see @ref glfwSetKeyCallback + * and @ref glfwSetMouseButtonCallback. + * + * @param[in] window The window whose callback to set. + * @param[in] callback The new callback, or `NULL` to remove the currently set + * callback. + * @return The previously set callback, or `NULL` if no callback was set or the + * library had not been [initialized](@ref intro_init). + * + * @callback_signature + * @code + * void function_name(GLFWwindow* window, int focused) + * @endcode + * For more information about the callback parameters, see the + * [function pointer type](@ref GLFWwindowfocusfun). + * + * @errors Possible errors include @ref GLFW_NOT_INITIALIZED. + * + * @thread_safety This function must only be called from the main thread. + * + * @sa @ref window_focus + * + * @since Added in version 3.0. + * + * @ingroup window + */ +[LinkName("glfwSetWindowFocusCallback")] public static extern Windowfocusfun SetWindowFocusCallback(Window* window, Windowfocusfun callback); + +/*! @brief Sets the iconify callback for the specified window. + * + * This function sets the iconification callback of the specified window, which + * is called when the window is iconified or restored. + * + * @param[in] window The window whose callback to set. + * @param[in] callback The new callback, or `NULL` to remove the currently set + * callback. + * @return The previously set callback, or `NULL` if no callback was set or the + * library had not been [initialized](@ref intro_init). + * + * @callback_signature + * @code + * void function_name(GLFWwindow* window, int iconified) + * @endcode + * For more information about the callback parameters, see the + * [function pointer type](@ref GLFWwindowiconifyfun). + * + * @errors Possible errors include @ref GLFW_NOT_INITIALIZED. + * + * @remark __Wayland:__ This callback will not be called. The Wayland protocol + * provides no way to be notified of when a window is iconified, and no way to + * check whether a window is currently iconified. + * + * @thread_safety This function must only be called from the main thread. + * + * @sa @ref window_iconify + * + * @since Added in version 3.0. + * + * @ingroup window + */ +[LinkName("glfwSetWindowIconifyCallback")] public static extern Windowiconifyfun SetWindowIconifyCallback(Window* window, Windowiconifyfun callback); + +/*! @brief Sets the maximize callback for the specified window. + * + * This function sets the maximization callback of the specified window, which + * is called when the window is maximized or restored. + * + * @param[in] window The window whose callback to set. + * @param[in] callback The new callback, or `NULL` to remove the currently set + * callback. + * @return The previously set callback, or `NULL` if no callback was set or the + * library had not been [initialized](@ref intro_init). + * + * @callback_signature + * @code + * void function_name(GLFWwindow* window, int maximized) + * @endcode + * For more information about the callback parameters, see the + * [function pointer type](@ref GLFWwindowmaximizefun). + * + * @errors Possible errors include @ref GLFW_NOT_INITIALIZED. + * + * @thread_safety This function must only be called from the main thread. + * + * @sa @ref window_maximize + * + * @since Added in version 3.3. + * + * @ingroup window + */ +[LinkName("glfwSetWindowMaximizeCallback")] public static extern Windowmaximizefun SetWindowMaximizeCallback(Window* window, Windowmaximizefun callback); + +/*! @brief Sets the framebuffer resize callback for the specified window. + * + * This function sets the framebuffer resize callback of the specified window, + * which is called when the framebuffer of the specified window is resized. + * + * @param[in] window The window whose callback to set. + * @param[in] callback The new callback, or `NULL` to remove the currently set + * callback. + * @return The previously set callback, or `NULL` if no callback was set or the + * library had not been [initialized](@ref intro_init). + * + * @callback_signature + * @code + * void function_name(GLFWwindow* window, int width, int height) + * @endcode + * For more information about the callback parameters, see the + * [function pointer type](@ref GLFWframebuffersizefun). + * + * @errors Possible errors include @ref GLFW_NOT_INITIALIZED. + * + * @thread_safety This function must only be called from the main thread. + * + * @sa @ref window_fbsize + * + * @since Added in version 3.0. + * + * @ingroup window + */ +[LinkName("glfwSetFramebufferSizeCallback")] public static extern Framebuffersizefun SetFramebufferSizeCallback(Window* window, Framebuffersizefun callback); + +/*! @brief Sets the window content scale callback for the specified window. + * + * This function sets the window content scale callback of the specified window, + * which is called when the content scale of the specified window changes. + * + * @param[in] window The window whose callback to set. + * @param[in] callback The new callback, or `NULL` to remove the currently set + * callback. + * @return The previously set callback, or `NULL` if no callback was set or the + * library had not been [initialized](@ref intro_init). + * + * @callback_signature + * @code + * void function_name(GLFWwindow* window, float xscale, float yscale) + * @endcode + * For more information about the callback parameters, see the + * [function pointer type](@ref GLFWwindowcontentscalefun). + * + * @errors Possible errors include @ref GLFW_NOT_INITIALIZED. + * + * @thread_safety This function must only be called from the main thread. + * + * @sa @ref window_scale + * @sa @ref glfwGetWindowContentScale + * + * @since Added in version 3.3. + * + * @ingroup window + */ +[LinkName("glfwSetWindowContentScaleCallback")] public static extern Windowcontentscalefun SetWindowContentScaleCallback(Window* window, Windowcontentscalefun callback); + +/*! @brief Processes all pending events. + * + * This function processes only those events that are already in the event + * queue and then returns immediately. Processing events will cause the window + * and input callbacks associated with those events to be called. + * + * On some platforms, a window move, resize or menu operation will cause event + * processing to block. This is due to how event processing is designed on + * those platforms. You can use the + * [window refresh callback](@ref window_refresh) to redraw the contents of + * your window when necessary during such operations. + * + * Do not assume that callbacks you set will _only_ be called in response to + * event processing functions like this one. While it is necessary to poll for + * events, window systems that require GLFW to register callbacks of its own + * can pass events to GLFW in response to many window system function calls. + * GLFW will pass those events on to the application callbacks before + * returning. + * + * Event processing is not required to receive joystick input. Joystick state + * is polled when a joystick input or gamepad input function is called. + * + * @errors Possible errors include @ref GLFW_NOT_INITIALIZED and @ref + * GLFW_PLATFORM_ERROR. + * + * @reentrancy This function must not be called from a callback. + * + * @thread_safety This function must only be called from the main thread. + * + * @sa @ref events + * @sa @ref glfwWaitEvents + * @sa @ref glfwWaitEventsTimeout + * + * @since Added in version 1.0. + * + * @ingroup window + */ +[LinkName("glfwPollEvents")] public static extern void PollEvents(); + +/*! @brief Waits until events are queued and processes them. + * + * This function puts the calling thread to sleep until at least one event is + * available in the event queue. Once one or more events are available, + * it behaves exactly like @ref glfwPollEvents, i.e. the events in the queue + * are processed and the function then returns immediately. Processing events + * will cause the window and input callbacks associated with those events to be + * called. + * + * Since not all events are associated with callbacks, this function may return + * without a callback having been called even if you are monitoring all + * callbacks. + * + * On some platforms, a window move, resize or menu operation will cause event + * processing to block. This is due to how event processing is designed on + * those platforms. You can use the + * [window refresh callback](@ref window_refresh) to redraw the contents of + * your window when necessary during such operations. + * + * Do not assume that callbacks you set will _only_ be called in response to + * event processing functions like this one. While it is necessary to poll for + * events, window systems that require GLFW to register callbacks of its own + * can pass events to GLFW in response to many window system function calls. + * GLFW will pass those events on to the application callbacks before + * returning. + * + * Event processing is not required to receive joystick input. Joystick state + * is polled when a joystick input or gamepad input function is called. + * + * @errors Possible errors include @ref GLFW_NOT_INITIALIZED and @ref + * GLFW_PLATFORM_ERROR. + * + * @reentrancy This function must not be called from a callback. + * + * @thread_safety This function must only be called from the main thread. + * + * @sa @ref events + * @sa @ref glfwPollEvents + * @sa @ref glfwWaitEventsTimeout + * + * @since Added in version 2.5. + * + * @ingroup window + */ +[LinkName("glfwWaitEvents")] public static extern void WaitEvents(); + +/*! @brief Waits with timeout until events are queued and processes them. + * + * This function puts the calling thread to sleep until at least one event is + * available in the event queue, or until the specified timeout is reached. If + * one or more events are available, it behaves exactly like @ref + * glfwPollEvents, i.e. the events in the queue are processed and the function + * then returns immediately. Processing events will cause the window and input + * callbacks associated with those events to be called. + * + * The timeout value must be a positive finite number. + * + * Since not all events are associated with callbacks, this function may return + * without a callback having been called even if you are monitoring all + * callbacks. + * + * On some platforms, a window move, resize or menu operation will cause event + * processing to block. This is due to how event processing is designed on + * those platforms. You can use the + * [window refresh callback](@ref window_refresh) to redraw the contents of + * your window when necessary during such operations. + * + * Do not assume that callbacks you set will _only_ be called in response to + * event processing functions like this one. While it is necessary to poll for + * events, window systems that require GLFW to register callbacks of its own + * can pass events to GLFW in response to many window system function calls. + * GLFW will pass those events on to the application callbacks before + * returning. + * + * Event processing is not required to receive joystick input. Joystick state + * is polled when a joystick input or gamepad input function is called. + * + * @param[in] timeout The maximum amount of time, in seconds, to wait. + * + * @errors Possible errors include @ref GLFW_NOT_INITIALIZED, @ref + * GLFW_INVALID_VALUE and @ref GLFW_PLATFORM_ERROR. + * + * @reentrancy This function must not be called from a callback. + * + * @thread_safety This function must only be called from the main thread. + * + * @sa @ref events + * @sa @ref glfwPollEvents + * @sa @ref glfwWaitEvents + * + * @since Added in version 3.2. + * + * @ingroup window + */ +[LinkName("glfwWaitEventsTimeout")] public static extern void WaitEventsTimeout(double timeout); + +/*! @brief Posts an empty event to the event queue. + * + * This function posts an empty event from the current thread to the event + * queue, causing @ref glfwWaitEvents or @ref glfwWaitEventsTimeout to return. + * + * @errors Possible errors include @ref GLFW_NOT_INITIALIZED and @ref + * GLFW_PLATFORM_ERROR. + * + * @thread_safety This function may be called from any thread. + * + * @sa @ref events + * @sa @ref glfwWaitEvents + * @sa @ref glfwWaitEventsTimeout + * + * @since Added in version 3.1. + * + * @ingroup window + */ +[LinkName("glfwPostEmptyEvent")] public static extern void PostEmptyEvent(); + +/*! @brief Returns the value of an input option for the specified window. + * + * This function returns the value of an input option for the specified window. + * The mode must be one of @ref GLFW_CURSOR, @ref GLFW_STICKY_KEYS, + * @ref GLFW_STICKY_MOUSE_BUTTONS, @ref GLFW_LOCK_KEY_MODS or + * @ref GLFW_RAW_MOUSE_MOTION. + * + * @param[in] window The window to query. + * @param[in] mode One of `GLFW_CURSOR`, `GLFW_STICKY_KEYS`, + * `GLFW_STICKY_MOUSE_BUTTONS`, `GLFW_LOCK_KEY_MODS` or + * `GLFW_RAW_MOUSE_MOTION`. + * + * @errors Possible errors include @ref GLFW_NOT_INITIALIZED and @ref + * GLFW_INVALID_ENUM. + * + * @thread_safety This function must only be called from the main thread. + * + * @sa @ref glfwSetInputMode + * + * @since Added in version 3.0. + * + * @ingroup input + */ +[LinkName("glfwGetInputMode")] public static extern c_int GetInputMode(Window* window, c_int mode); + +/*! @brief Sets an input option for the specified window. + * + * This function sets an input mode option for the specified window. The mode + * must be one of @ref GLFW_CURSOR, @ref GLFW_STICKY_KEYS, + * @ref GLFW_STICKY_MOUSE_BUTTONS, @ref GLFW_LOCK_KEY_MODS + * @ref GLFW_RAW_MOUSE_MOTION, or @ref GLFW_UNLIMITED_MOUSE_BUTTONS. + * + * If the mode is `GLFW_CURSOR`, the value must be one of the following cursor + * modes: + * - `GLFW_CURSOR_NORMAL` makes the cursor visible and behaving normally. + * - `GLFW_CURSOR_HIDDEN` makes the cursor invisible when it is over the + * content area of the window but does not restrict the cursor from leaving. + * - `GLFW_CURSOR_DISABLED` hides and grabs the cursor, providing virtual + * and unlimited cursor movement. This is useful for implementing for + * example 3D camera controls. + * - `GLFW_CURSOR_CAPTURED` makes the cursor visible and confines it to the + * content area of the window. + * + * If the mode is `GLFW_STICKY_KEYS`, the value must be either `GLFW_TRUE` to + * enable sticky keys, or `GLFW_FALSE` to disable it. If sticky keys are + * enabled, a key press will ensure that @ref glfwGetKey returns `GLFW_PRESS` + * the next time it is called even if the key had been released before the + * call. This is useful when you are only interested in whether keys have been + * pressed but not when or in which order. + * + * If the mode is `GLFW_STICKY_MOUSE_BUTTONS`, the value must be either + * `GLFW_TRUE` to enable sticky mouse buttons, or `GLFW_FALSE` to disable it. + * If sticky mouse buttons are enabled, a mouse button press will ensure that + * @ref glfwGetMouseButton returns `GLFW_PRESS` the next time it is called even + * if the mouse button had been released before the call. This is useful when + * you are only interested in whether mouse buttons have been pressed but not + * when or in which order. + * + * If the mode is `GLFW_LOCK_KEY_MODS`, the value must be either `GLFW_TRUE` to + * enable lock key modifier bits, or `GLFW_FALSE` to disable them. If enabled, + * callbacks that receive modifier bits will also have the @ref + * GLFW_MOD_CAPS_LOCK bit set when the event was generated with Caps Lock on, + * and the @ref GLFW_MOD_NUM_LOCK bit when Num Lock was on. + * + * If the mode is `GLFW_RAW_MOUSE_MOTION`, the value must be either `GLFW_TRUE` + * to enable raw (unscaled and unaccelerated) mouse motion when the cursor is + * disabled, or `GLFW_FALSE` to disable it. If raw motion is not supported, + * attempting to set this will emit @ref GLFW_FEATURE_UNAVAILABLE. Call @ref + * glfwRawMouseMotionSupported to check for support. + * + * If the mode is `GLFW_UNLIMITED_MOUSE_BUTTONS`, the value must be either + * `GLFW_TRUE` to disable the mouse button limit when calling the mouse button + * callback, or `GLFW_FALSE` to limit the mouse buttons sent to the callback + * to the mouse button token values up to `GLFW_MOUSE_BUTTON_LAST`. + * + * @param[in] window The window whose input mode to set. + * @param[in] mode One of `GLFW_CURSOR`, `GLFW_STICKY_KEYS`, + * `GLFW_STICKY_MOUSE_BUTTONS`, `GLFW_LOCK_KEY_MODS` or + * `GLFW_RAW_MOUSE_MOTION`. + * @param[in] value The new value of the specified input mode. + * + * @errors Possible errors include @ref GLFW_NOT_INITIALIZED, @ref + * GLFW_INVALID_ENUM, @ref GLFW_PLATFORM_ERROR and @ref + * GLFW_FEATURE_UNAVAILABLE (see above). + * + * @thread_safety This function must only be called from the main thread. + * + * @sa @ref glfwGetInputMode + * + * @since Added in version 3.0. Replaces `glfwEnable` and `glfwDisable`. + * + * @ingroup input + */ +[LinkName("glfwSetInputMode")] public static extern void SetInputMode(Window* window, c_int mode, c_int value); + +/*! @brief Returns whether raw mouse motion is supported. + * + * This function returns whether raw mouse motion is supported on the current + * system. This status does not change after GLFW has been initialized so you + * only need to check this once. If you attempt to enable raw motion on + * a system that does not support it, @ref GLFW_PLATFORM_ERROR will be emitted. + * + * Raw mouse motion is closer to the actual motion of the mouse across + * a surface. It is not affected by the scaling and acceleration applied to + * the motion of the desktop cursor. That processing is suitable for a cursor + * while raw motion is better for controlling for example a 3D camera. Because + * of this, raw mouse motion is only provided when the cursor is disabled. + * + * @return `GLFW_TRUE` if raw mouse motion is supported on the current machine, + * or `GLFW_FALSE` otherwise. + * + * @errors Possible errors include @ref GLFW_NOT_INITIALIZED. + * + * @thread_safety This function must only be called from the main thread. + * + * @sa @ref raw_mouse_motion + * @sa @ref glfwSetInputMode + * + * @since Added in version 3.3. + * + * @ingroup input + */ +[LinkName("glfwRawMouseMotionSupported")] public static extern Bool RawMouseMotionSupported(); + +/*! @brief Returns the layout-specific name of the specified printable key. + * + * This function returns the name of the specified printable key, encoded as + * UTF-8. This is typically the character that key would produce without any + * modifier keys, intended for displaying key bindings to the user. For dead + * keys, it is typically the diacritic it would add to a character. + * + * __Do not use this function__ for [text input](@ref input_char). You will + * break text input for many languages even if it happens to work for yours. + * + * If the key is `GLFW_KEY_UNKNOWN`, the scancode is used to identify the key, + * otherwise the scancode is ignored. If you specify a non-printable key, or + * `GLFW_KEY_UNKNOWN` and a scancode that maps to a non-printable key, this + * function returns `NULL` but does not emit an error. + * + * This behavior allows you to always pass in the arguments in the + * [key callback](@ref input_key) without modification. + * + * The printable keys are: + * - `GLFW_KEY_APOSTROPHE` + * - `GLFW_KEY_COMMA` + * - `GLFW_KEY_MINUS` + * - `GLFW_KEY_PERIOD` + * - `GLFW_KEY_SLASH` + * - `GLFW_KEY_SEMICOLON` + * - `GLFW_KEY_EQUAL` + * - `GLFW_KEY_LEFT_BRACKET` + * - `GLFW_KEY_RIGHT_BRACKET` + * - `GLFW_KEY_BACKSLASH` + * - `GLFW_KEY_WORLD_1` + * - `GLFW_KEY_WORLD_2` + * - `GLFW_KEY_0` to `GLFW_KEY_9` + * - `GLFW_KEY_A` to `GLFW_KEY_Z` + * - `GLFW_KEY_KP_0` to `GLFW_KEY_KP_9` + * - `GLFW_KEY_KP_DECIMAL` + * - `GLFW_KEY_KP_DIVIDE` + * - `GLFW_KEY_KP_MULTIPLY` + * - `GLFW_KEY_KP_SUBTRACT` + * - `GLFW_KEY_KP_ADD` + * - `GLFW_KEY_KP_EQUAL` + * + * Names for printable keys depend on keyboard layout, while names for + * non-printable keys are the same across layouts but depend on the application + * language and should be localized along with other user interface text. + * + * @param[in] key The key to query, or `GLFW_KEY_UNKNOWN`. + * @param[in] scancode The scancode of the key to query. + * @return The UTF-8 encoded, layout-specific name of the key, or `NULL`. + * + * @errors Possible errors include @ref GLFW_NOT_INITIALIZED, @ref + * GLFW_INVALID_VALUE, @ref GLFW_INVALID_ENUM and @ref GLFW_PLATFORM_ERROR. + * + * @remark The contents of the returned string may change when a keyboard + * layout change event is received. + * + * @pointer_lifetime The returned string is allocated and freed by GLFW. You + * should not free it yourself. It is valid until the library is terminated. + * + * @thread_safety This function must only be called from the main thread. + * + * @sa @ref input_key_name + * + * @since Added in version 3.2. + * + * @ingroup input + */ +[LinkName("glfwGetKeyName")] public static extern c_char* GetKeyName(c_int key, c_int scancode); + +/*! @brief Returns the platform-specific scancode of the specified key. + * + * This function returns the platform-specific scancode of the specified key. + * + * If the specified [key token](@ref keys) corresponds to a physical key not + * supported on the current platform then this method will return `-1`. + * Calling this function with anything other than a key token will return `-1` + * and generate a @ref GLFW_INVALID_ENUM error. + * + * @param[in] key Any [key token](@ref keys). + * @return The platform-specific scancode for the key, or `-1` if the key is + * not supported on the current platform or an [error](@ref error_handling) + * occurred. + * + * @errors Possible errors include @ref GLFW_NOT_INITIALIZED and @ref + * GLFW_INVALID_ENUM. + * + * @thread_safety This function may be called from any thread. + * + * @sa @ref input_key + * + * @since Added in version 3.3. + * + * @ingroup input + */ +[LinkName("glfwGetKeyScancode")] public static extern c_int GetKeyScancode(Key key); + +/*! @brief Returns the last reported state of a keyboard key for the specified + * window. + * + * This function returns the last state reported for the specified key to the + * specified window. The returned state is one of `GLFW_PRESS` or + * `GLFW_RELEASE`. The action `GLFW_REPEAT` is only reported to the key callback. + * + * If the @ref GLFW_STICKY_KEYS input mode is enabled, this function returns + * `GLFW_PRESS` the first time you call it for a key that was pressed, even if + * that key has already been released. + * + * The key functions deal with physical keys, with [key tokens](@ref keys) + * named after their use on the standard US keyboard layout. If you want to + * input text, use the Unicode character callback instead. + * + * The [modifier key bit masks](@ref mods) are not key tokens and cannot be + * used with this function. + * + * __Do not use this function__ to implement [text input](@ref input_char). + * + * @param[in] window The desired window. + * @param[in] key The desired [keyboard key](@ref keys). `GLFW_KEY_UNKNOWN` is + * not a valid key for this function. + * @return One of `GLFW_PRESS` or `GLFW_RELEASE`. + * + * @errors Possible errors include @ref GLFW_NOT_INITIALIZED and @ref + * GLFW_INVALID_ENUM. + * + * @thread_safety This function must only be called from the main thread. + * + * @sa @ref input_key + * + * @since Added in version 1.0. + * __GLFW 3:__ Added window handle parameter. + * + * @ingroup input + */ +[LinkName("glfwGetKey")] public static extern c_int GetKey(Window* window, Key key); + +/*! @brief Returns the last reported state of a mouse button for the specified + * window. + * + * This function returns the last state reported for the specified mouse button + * to the specified window. The returned state is one of `GLFW_PRESS` or + * `GLFW_RELEASE`. + * + * If the @ref GLFW_STICKY_MOUSE_BUTTONS input mode is enabled, this function + * returns `GLFW_PRESS` the first time you call it for a mouse button that was + * pressed, even if that mouse button has already been released. + * + * The @ref GLFW_UNLIMITED_MOUSE_BUTTONS input mode does not effect the + * limit on buttons which can be polled with this function. + * + * @param[in] window The desired window. + * @param[in] button The desired [mouse button token](@ref buttons). + * @return One of `GLFW_PRESS` or `GLFW_RELEASE`. + * + * @errors Possible errors include @ref GLFW_NOT_INITIALIZED and @ref + * GLFW_INVALID_ENUM. + * + * @thread_safety This function must only be called from the main thread. + * + * @sa @ref input_mouse_button + * + * @since Added in version 1.0. + * __GLFW 3:__ Added window handle parameter. + * + * @ingroup input + */ +[LinkName("glfwGetMouseButton")] public static extern c_int GetMouseButton(Window* window, MouseButton button); + +/*! @brief Retrieves the position of the cursor relative to the content area of + * the window. + * + * This function returns the position of the cursor, in screen coordinates, + * relative to the upper-left corner of the content area of the specified + * window. + * + * If the cursor is disabled (with `GLFW_CURSOR_DISABLED`) then the cursor + * position is unbounded and limited only by the minimum and maximum values of + * a `double`. + * + * The coordinate can be converted to their integer equivalents with the + * `floor` function. Casting directly to an integer type works for positive + * coordinates, but fails for negative ones. + * + * Any or all of the position arguments may be `NULL`. If an error occurs, all + * non-`NULL` position arguments will be set to zero. + * + * @param[in] window The desired window. + * @param[out] xpos Where to store the cursor x-coordinate, relative to the + * left edge of the content area, or `NULL`. + * @param[out] ypos Where to store the cursor y-coordinate, relative to the to + * top edge of the content area, or `NULL`. + * + * @errors Possible errors include @ref GLFW_NOT_INITIALIZED and @ref + * GLFW_PLATFORM_ERROR. + * + * @thread_safety This function must only be called from the main thread. + * + * @sa @ref cursor_pos + * @sa @ref glfwSetCursorPos + * + * @since Added in version 3.0. Replaces `glfwGetMousePos`. + * + * @ingroup input + */ +[LinkName("glfwGetCursorPos")] public static extern void GetCursorPos(Window* window, out double xpos, out double ypos); + +/*! @brief Sets the position of the cursor, relative to the content area of the + * window. + * + * This function sets the position, in screen coordinates, of the cursor + * relative to the upper-left corner of the content area of the specified + * window. The window must have input focus. If the window does not have + * input focus when this function is called, it fails silently. + * + * __Do not use this function__ to implement things like camera controls. GLFW + * already provides the `GLFW_CURSOR_DISABLED` cursor mode that hides the + * cursor, transparently re-centers it and provides unconstrained cursor + * motion. See @ref glfwSetInputMode for more information. + * + * If the cursor mode is `GLFW_CURSOR_DISABLED` then the cursor position is + * unconstrained and limited only by the minimum and maximum values of + * a `double`. + * + * @param[in] window The desired window. + * @param[in] xpos The desired x-coordinate, relative to the left edge of the + * content area. + * @param[in] ypos The desired y-coordinate, relative to the top edge of the + * content area. + * + * @errors Possible errors include @ref GLFW_NOT_INITIALIZED, @ref + * GLFW_PLATFORM_ERROR and @ref GLFW_FEATURE_UNAVAILABLE (see remarks). + * + * @remark __Wayland:__ This function will only work when the cursor mode is + * `GLFW_CURSOR_DISABLED`, otherwise it will emit @ref GLFW_FEATURE_UNAVAILABLE. + * + * @thread_safety This function must only be called from the main thread. + * + * @sa @ref cursor_pos + * @sa @ref glfwGetCursorPos + * + * @since Added in version 3.0. Replaces `glfwSetMousePos`. + * + * @ingroup input + */ +[LinkName("glfwSetCursorPos")] public static extern void SetCursorPos(Window* window, double xpos, double ypos); + +/*! @brief Creates a custom cursor. + * + * Creates a new custom cursor image that can be set for a window with @ref + * glfwSetCursor. The cursor can be destroyed with @ref glfwDestroyCursor. + * Any remaining cursors are destroyed by @ref glfwTerminate. + * + * The pixels are 32-bit, little-endian, non-premultiplied RGBA, i.e. eight + * bits per channel with the red channel first. They are arranged canonically + * as packed sequential rows, starting from the top-left corner. + * + * The cursor hotspot is specified in pixels, relative to the upper-left corner + * of the cursor image. Like all other coordinate systems in GLFW, the X-axis + * points to the right and the Y-axis points down. + * + * @param[in] image The desired cursor image. + * @param[in] xhot The desired x-coordinate, in pixels, of the cursor hotspot. + * @param[in] yhot The desired y-coordinate, in pixels, of the cursor hotspot. + * @return The handle of the created cursor, or `NULL` if an + * [error](@ref error_handling) occurred. + * + * @errors Possible errors include @ref GLFW_NOT_INITIALIZED, @ref + * GLFW_INVALID_VALUE and @ref GLFW_PLATFORM_ERROR. + * + * @pointer_lifetime The specified image data is copied before this function + * returns. + * + * @thread_safety This function must only be called from the main thread. + * + * @sa @ref cursor_object + * @sa @ref glfwDestroyCursor + * @sa @ref glfwCreateStandardCursor + * + * @since Added in version 3.1. + * + * @ingroup input + */ +[LinkName("glfwCreateCursor")] public static extern Cursor* CreateCursor(Image* image, c_int xhot, c_int yhot); + +/*! @brief Creates a cursor with a standard shape. + * + * Returns a cursor with a standard shape, that can be set for a window with + * @ref glfwSetCursor. The images for these cursors come from the system + * cursor theme and their exact appearance will vary between platforms. + * + * Most of these shapes are guaranteed to exist on every supported platform but + * a few may not be present. See the table below for details. + * + * Cursor shape | Windows | macOS | X11 | Wayland + * ------------------------------ | ------- | ----- | ------ | ------- + * @ref GLFW_ARROW_CURSOR | Yes | Yes | Yes | Yes + * @ref GLFW_IBEAM_CURSOR | Yes | Yes | Yes | Yes + * @ref GLFW_CROSSHAIR_CURSOR | Yes | Yes | Yes | Yes + * @ref GLFW_POINTING_HAND_CURSOR | Yes | Yes | Yes | Yes + * @ref GLFW_RESIZE_EW_CURSOR | Yes | Yes | Yes | Yes + * @ref GLFW_RESIZE_NS_CURSOR | Yes | Yes | Yes | Yes + * @ref GLFW_RESIZE_NWSE_CURSOR | Yes | Yes1 | Maybe2 | Maybe2 + * @ref GLFW_RESIZE_NESW_CURSOR | Yes | Yes1 | Maybe2 | Maybe2 + * @ref GLFW_RESIZE_ALL_CURSOR | Yes | Yes | Yes | Yes + * @ref GLFW_NOT_ALLOWED_CURSOR | Yes | Yes | Maybe2 | Maybe2 + * + * 1) This uses a private system API and may fail in the future. + * + * 2) This uses a newer standard that not all cursor themes support. + * + * If the requested shape is not available, this function emits a @ref + * GLFW_CURSOR_UNAVAILABLE error and returns `NULL`. + * + * @param[in] shape One of the [standard shapes](@ref shapes). + * @return A new cursor ready to use or `NULL` if an + * [error](@ref error_handling) occurred. + * + * @errors Possible errors include @ref GLFW_NOT_INITIALIZED, @ref + * GLFW_INVALID_ENUM, @ref GLFW_CURSOR_UNAVAILABLE and @ref + * GLFW_PLATFORM_ERROR. + * + * @thread_safety This function must only be called from the main thread. + * + * @sa @ref cursor_standard + * @sa @ref glfwCreateCursor + * + * @since Added in version 3.1. + * + * @ingroup input + */ +[LinkName("glfwCreateStandardCursor")] public static extern Cursor* CreateStandardCursor(CursorShape shape); + +/*! @brief Destroys a cursor. + * + * This function destroys a cursor previously created with @ref + * glfwCreateCursor. Any remaining cursors will be destroyed by @ref + * glfwTerminate. + * + * If the specified cursor is current for any window, that window will be + * reverted to the default cursor. This does not affect the cursor mode. + * + * @param[in] cursor The cursor object to destroy. + * + * @errors Possible errors include @ref GLFW_NOT_INITIALIZED and @ref + * GLFW_PLATFORM_ERROR. + * + * @reentrancy This function must not be called from a callback. + * + * @thread_safety This function must only be called from the main thread. + * + * @sa @ref cursor_object + * @sa @ref glfwCreateCursor + * + * @since Added in version 3.1. + * + * @ingroup input + */ +[LinkName("glfwDestroyCursor")] public static extern void DestroyCursor(Cursor* cursor); + +/*! @brief Sets the cursor for the window. + * + * This function sets the cursor image to be used when the cursor is over the + * content area of the specified window. The set cursor will only be visible + * when the [cursor mode](@ref cursor_mode) of the window is + * `GLFW_CURSOR_NORMAL`. + * + * On some platforms, the set cursor may not be visible unless the window also + * has input focus. + * + * @param[in] window The window to set the cursor for. + * @param[in] cursor The cursor to set, or `NULL` to switch back to the default + * arrow cursor. + * + * @errors Possible errors include @ref GLFW_NOT_INITIALIZED and @ref + * GLFW_PLATFORM_ERROR. + * + * @thread_safety This function must only be called from the main thread. + * + * @sa @ref cursor_object + * + * @since Added in version 3.1. + * + * @ingroup input + */ +[LinkName("glfwSetCursor")] public static extern void SetCursor(Window* window, Cursor* cursor); + +/*! @brief Sets the key callback. + * + * This function sets the key callback of the specified window, which is called + * when a key is pressed, repeated or released. + * + * The key functions deal with physical keys, with layout independent + * [key tokens](@ref keys) named after their values in the standard US keyboard + * layout. If you want to input text, use the + * [character callback](@ref glfwSetCharCallback) instead. + * + * When a window loses input focus, it will generate synthetic key release + * events for all pressed keys with associated key tokens. You can tell these + * events from user-generated events by the fact that the synthetic ones are + * generated after the focus loss event has been processed, i.e. after the + * [window focus callback](@ref glfwSetWindowFocusCallback) has been called. + * + * The scancode of a key is specific to that platform or sometimes even to that + * machine. Scancodes are intended to allow users to bind keys that don't have + * a GLFW key token. Such keys have `key` set to `GLFW_KEY_UNKNOWN`, their + * state is not saved and so it cannot be queried with @ref glfwGetKey. + * + * Sometimes GLFW needs to generate synthetic key events, in which case the + * scancode may be zero. + * + * @param[in] window The window whose callback to set. + * @param[in] callback The new key callback, or `NULL` to remove the currently + * set callback. + * @return The previously set callback, or `NULL` if no callback was set or the + * library had not been [initialized](@ref intro_init). + * + * @callback_signature + * @code + * void function_name(GLFWwindow* window, int key, int scancode, int action, int mods) + * @endcode + * For more information about the callback parameters, see the + * [function pointer type](@ref GLFWkeyfun). + * + * @errors Possible errors include @ref GLFW_NOT_INITIALIZED. + * + * @thread_safety This function must only be called from the main thread. + * + * @sa @ref input_key + * + * @since Added in version 1.0. + * __GLFW 3:__ Added window handle parameter and return value. + * + * @ingroup input + */ +[LinkName("glfwSetKeyCallback")] public static extern Keyfun SetKeyCallback(Window* window, Keyfun callback); + +/*! @brief Sets the Unicode character callback. + * + * This function sets the character callback of the specified window, which is + * called when a Unicode character is input. + * + * The character callback is intended for Unicode text input. As it deals with + * characters, it is keyboard layout dependent, whereas the + * [key callback](@ref glfwSetKeyCallback) is not. Characters do not map 1:1 + * to physical keys, as a key may produce zero, one or more characters. If you + * want to know whether a specific physical key was pressed or released, see + * the key callback instead. + * + * The character callback behaves as system text input normally does and will + * not be called if modifier keys are held down that would prevent normal text + * input on that platform, for example a Super (Command) key on macOS or Alt key + * on Windows. + * + * @param[in] window The window whose callback to set. + * @param[in] callback The new callback, or `NULL` to remove the currently set + * callback. + * @return The previously set callback, or `NULL` if no callback was set or the + * library had not been [initialized](@ref intro_init). + * + * @callback_signature + * @code + * void function_name(GLFWwindow* window, unsigned int codepoint) + * @endcode + * For more information about the callback parameters, see the + * [function pointer type](@ref GLFWcharfun). + * + * @errors Possible errors include @ref GLFW_NOT_INITIALIZED. + * + * @thread_safety This function must only be called from the main thread. + * + * @sa @ref input_char + * + * @since Added in version 2.4. + * __GLFW 3:__ Added window handle parameter and return value. + * + * @ingroup input + */ +[LinkName("glfwSetCharCallback")] public static extern Charfun SetCharCallback(Window* window, Charfun callback); + +/*! @brief Sets the Unicode character with modifiers callback. + * + * This function sets the character with modifiers callback of the specified + * window, which is called when a Unicode character is input regardless of what + * modifier keys are used. + * + * The character with modifiers callback is intended for implementing custom + * Unicode character input. For regular Unicode text input, see the + * [character callback](@ref glfwSetCharCallback). Like the character + * callback, the character with modifiers callback deals with characters and is + * keyboard layout dependent. Characters do not map 1:1 to physical keys, as + * a key may produce zero, one or more characters. If you want to know whether + * a specific physical key was pressed or released, see the + * [key callback](@ref glfwSetKeyCallback) instead. + * + * @param[in] window The window whose callback to set. + * @param[in] callback The new callback, or `NULL` to remove the currently set + * callback. + * @return The previously set callback, or `NULL` if no callback was set or an + * [error](@ref error_handling) occurred. + * + * @callback_signature + * @code + * void function_name(GLFWwindow* window, unsigned int codepoint, int mods) + * @endcode + * For more information about the callback parameters, see the + * [function pointer type](@ref GLFWcharmodsfun). + * + * @deprecated Scheduled for removal in version 4.0. + * + * @errors Possible errors include @ref GLFW_NOT_INITIALIZED. + * + * @thread_safety This function must only be called from the main thread. + * + * @sa @ref input_char + * + * @since Added in version 3.1. + * + * @ingroup input + */ +[LinkName("glfwSetCharModsCallback")] public static extern Charmodsfun SetCharModsCallback(Window* window, Charmodsfun callback); + +/*! @brief Sets the mouse button callback. + * + * This function sets the mouse button callback of the specified window, which + * is called when a mouse button is pressed or released. + * + * When a window loses input focus, it will generate synthetic mouse button + * release events for all pressed mouse buttons with associated button tokens. + * You can tell these events from user-generated events by the fact that the + * synthetic ones are generated after the focus loss event has been processed, + * i.e. after the [window focus callback](@ref glfwSetWindowFocusCallback) has + * been called. + * + * The reported `button` value can be higher than `GLFW_MOUSE_BUTTON_LAST` if + * the button does not have an associated [button token](@ref buttons) and the + * @ref GLFW_UNLIMITED_MOUSE_BUTTONS input mode is set. + * + * @param[in] window The window whose callback to set. + * @param[in] callback The new callback, or `NULL` to remove the currently set + * callback. + * @return The previously set callback, or `NULL` if no callback was set or the + * library had not been [initialized](@ref intro_init). + * + * @callback_signature + * @code + * void function_name(GLFWwindow* window, int button, int action, int mods) + * @endcode + * For more information about the callback parameters, see the + * [function pointer type](@ref GLFWmousebuttonfun). + * + * @errors Possible errors include @ref GLFW_NOT_INITIALIZED. + * + * @thread_safety This function must only be called from the main thread. + * + * @sa @ref input_mouse_button + * + * @since Added in version 1.0. + * __GLFW 3:__ Added window handle parameter and return value. + * + * @ingroup input + */ +[LinkName("glfwSetMouseButtonCallback")] public static extern Mousebuttonfun SetMouseButtonCallback(Window* window, Mousebuttonfun callback); + +/*! @brief Sets the cursor position callback. + * + * This function sets the cursor position callback of the specified window, + * which is called when the cursor is moved. The callback is provided with the + * position, in screen coordinates, relative to the upper-left corner of the + * content area of the window. + * + * @param[in] window The window whose callback to set. + * @param[in] callback The new callback, or `NULL` to remove the currently set + * callback. + * @return The previously set callback, or `NULL` if no callback was set or the + * library had not been [initialized](@ref intro_init). + * + * @callback_signature + * @code + * void function_name(GLFWwindow* window, double xpos, double ypos); + * @endcode + * For more information about the callback parameters, see the + * [function pointer type](@ref GLFWcursorposfun). + * + * @errors Possible errors include @ref GLFW_NOT_INITIALIZED. + * + * @thread_safety This function must only be called from the main thread. + * + * @sa @ref cursor_pos + * + * @since Added in version 3.0. Replaces `glfwSetMousePosCallback`. + * + * @ingroup input + */ +[LinkName("glfwSetCursorPosCallback")] public static extern Cursorposfun SetCursorPosCallback(Window* window, Cursorposfun callback); + +/*! @brief Sets the cursor enter/leave callback. + * + * This function sets the cursor boundary crossing callback of the specified + * window, which is called when the cursor enters or leaves the content area of + * the window. + * + * @param[in] window The window whose callback to set. + * @param[in] callback The new callback, or `NULL` to remove the currently set + * callback. + * @return The previously set callback, or `NULL` if no callback was set or the + * library had not been [initialized](@ref intro_init). + * + * @callback_signature + * @code + * void function_name(GLFWwindow* window, int entered) + * @endcode + * For more information about the callback parameters, see the + * [function pointer type](@ref GLFWcursorenterfun). + * + * @errors Possible errors include @ref GLFW_NOT_INITIALIZED. + * + * @thread_safety This function must only be called from the main thread. + * + * @sa @ref cursor_enter + * + * @since Added in version 3.0. + * + * @ingroup input + */ +[LinkName("glfwSetCursorEnterCallback")] public static extern Cursorenterfun SetCursorEnterCallback(Window* window, Cursorenterfun callback); + +/*! @brief Sets the scroll callback. + * + * This function sets the scroll callback of the specified window, which is + * called when a scrolling device is used, such as a mouse wheel or scrolling + * area of a touchpad. + * + * The scroll callback receives all scrolling input, like that from a mouse + * wheel or a touchpad scrolling area. + * + * @param[in] window The window whose callback to set. + * @param[in] callback The new scroll callback, or `NULL` to remove the + * currently set callback. + * @return The previously set callback, or `NULL` if no callback was set or the + * library had not been [initialized](@ref intro_init). + * + * @callback_signature + * @code + * void function_name(GLFWwindow* window, double xoffset, double yoffset) + * @endcode + * For more information about the callback parameters, see the + * [function pointer type](@ref GLFWscrollfun). + * + * @errors Possible errors include @ref GLFW_NOT_INITIALIZED. + * + * @thread_safety This function must only be called from the main thread. + * + * @sa @ref scrolling + * + * @since Added in version 3.0. Replaces `glfwSetMouseWheelCallback`. + * + * @ingroup input + */ +[LinkName("glfwSetScrollCallback")] public static extern Scrollfun SetScrollCallback(Window* window, Scrollfun callback); + +/*! @brief Sets the path drop callback. + * + * This function sets the path drop callback of the specified window, which is + * called when one or more dragged paths are dropped on the window. + * + * Because the path array and its strings may have been generated specifically + * for that event, they are not guaranteed to be valid after the callback has + * returned. If you wish to use them after the callback returns, you need to + * make a deep copy. + * + * @param[in] window The window whose callback to set. + * @param[in] callback The new file drop callback, or `NULL` to remove the + * currently set callback. + * @return The previously set callback, or `NULL` if no callback was set or the + * library had not been [initialized](@ref intro_init). + * + * @callback_signature + * @code + * void function_name(GLFWwindow* window, int path_count, const char* paths[]) + * @endcode + * For more information about the callback parameters, see the + * [function pointer type](@ref GLFWdropfun). + * + * @errors Possible errors include @ref GLFW_NOT_INITIALIZED. + * + * @thread_safety This function must only be called from the main thread. + * + * @sa @ref path_drop + * + * @since Added in version 3.1. + * + * @ingroup input + */ +[LinkName("glfwSetDropCallback")] public static extern Dropfun SetDropCallback(Window* window, Dropfun callback); + +/*! @brief Returns whether the specified joystick is present. + * + * This function returns whether the specified joystick is present. + * + * There is no need to call this function before other functions that accept + * a joystick ID, as they all check for presence before performing any other + * work. + * + * @param[in] jid The [joystick](@ref joysticks) to query. + * @return `GLFW_TRUE` if the joystick is present, or `GLFW_FALSE` otherwise. + * + * @errors Possible errors include @ref GLFW_NOT_INITIALIZED, @ref + * GLFW_INVALID_ENUM and @ref GLFW_PLATFORM_ERROR. + * + * @thread_safety This function must only be called from the main thread. + * + * @sa @ref joystick + * + * @since Added in version 3.0. Replaces `glfwGetJoystickParam`. + * + * @ingroup input + */ +[LinkName("glfwJoystickPresent")] public static extern Bool JoystickPresent(Joystick jid); + +/*! @brief Returns the values of all axes of the specified joystick. + * + * This function returns the values of all axes of the specified joystick. + * Each element in the array is a value between -1.0 and 1.0. + * + * If the specified joystick is not present this function will return `NULL` + * but will not generate an error. This can be used instead of first calling + * @ref glfwJoystickPresent. + * + * @param[in] jid The [joystick](@ref joysticks) to query. + * @param[out] count Where to store the number of axis values in the returned + * array. This is set to zero if the joystick is not present or an error + * occurred. + * @return An array of axis values, or `NULL` if the joystick is not present or + * an [error](@ref error_handling) occurred. + * + * @errors Possible errors include @ref GLFW_NOT_INITIALIZED, @ref + * GLFW_INVALID_ENUM and @ref GLFW_PLATFORM_ERROR. + * + * @pointer_lifetime The returned array is allocated and freed by GLFW. You + * should not free it yourself. It is valid until the specified joystick is + * disconnected or the library is terminated. + * + * @thread_safety This function must only be called from the main thread. + * + * @sa @ref joystick_axis + * + * @since Added in version 3.0. Replaces `glfwGetJoystickPos`. + * + * @ingroup input + */ +[LinkName("glfwGetJoystickAxes")] public static extern float* GetJoystickAxes(Joystick jid, out c_int count); + +/*! @brief Returns the state of all buttons of the specified joystick. + * + * This function returns the state of all buttons of the specified joystick. + * Each element in the array is either `GLFW_PRESS` or `GLFW_RELEASE`. + * + * For backward compatibility with earlier versions that did not have @ref + * glfwGetJoystickHats, the button array also includes all hats, each + * represented as four buttons. The hats are in the same order as returned by + * __glfwGetJoystickHats__ and are in the order _up_, _right_, _down_ and + * _left_. To disable these extra buttons, set the @ref + * GLFW_JOYSTICK_HAT_BUTTONS init hint before initialization. + * + * If the specified joystick is not present this function will return `NULL` + * but will not generate an error. This can be used instead of first calling + * @ref glfwJoystickPresent. + * + * @param[in] jid The [joystick](@ref joysticks) to query. + * @param[out] count Where to store the number of button states in the returned + * array. This is set to zero if the joystick is not present or an error + * occurred. + * @return An array of button states, or `NULL` if the joystick is not present + * or an [error](@ref error_handling) occurred. + * + * @errors Possible errors include @ref GLFW_NOT_INITIALIZED, @ref + * GLFW_INVALID_ENUM and @ref GLFW_PLATFORM_ERROR. + * + * @pointer_lifetime The returned array is allocated and freed by GLFW. You + * should not free it yourself. It is valid until the specified joystick is + * disconnected or the library is terminated. + * + * @thread_safety This function must only be called from the main thread. + * + * @sa @ref joystick_button + * + * @since Added in version 2.2. + * __GLFW 3:__ Changed to return a dynamic array. + * + * @ingroup input + */ +[LinkName("glfwGetJoystickButtons")] public static extern c_uchar* GetJoystickButtons(Joystick jid, out c_int count); + +/*! @brief Returns the state of all hats of the specified joystick. + * + * This function returns the state of all hats of the specified joystick. + * Each element in the array is one of the following values: + * + * Name | Value + * ---- | ----- + * `GLFW_HAT_CENTERED` | 0 + * `GLFW_HAT_UP` | 1 + * `GLFW_HAT_RIGHT` | 2 + * `GLFW_HAT_DOWN` | 4 + * `GLFW_HAT_LEFT` | 8 + * `GLFW_HAT_RIGHT_UP` | `GLFW_HAT_RIGHT` \| `GLFW_HAT_UP` + * `GLFW_HAT_RIGHT_DOWN` | `GLFW_HAT_RIGHT` \| `GLFW_HAT_DOWN` + * `GLFW_HAT_LEFT_UP` | `GLFW_HAT_LEFT` \| `GLFW_HAT_UP` + * `GLFW_HAT_LEFT_DOWN` | `GLFW_HAT_LEFT` \| `GLFW_HAT_DOWN` + * + * The diagonal directions are bitwise combinations of the primary (up, right, + * down and left) directions and you can test for these individually by ANDing + * it with the corresponding direction. + * + * @code + * if (hats[2] & GLFW_HAT_RIGHT) + * { + * // State of hat 2 could be right-up, right or right-down + * } + * @endcode + * + * If the specified joystick is not present this function will return `NULL` + * but will not generate an error. This can be used instead of first calling + * @ref glfwJoystickPresent. + * + * @param[in] jid The [joystick](@ref joysticks) to query. + * @param[out] count Where to store the number of hat states in the returned + * array. This is set to zero if the joystick is not present or an error + * occurred. + * @return An array of hat states, or `NULL` if the joystick is not present + * or an [error](@ref error_handling) occurred. + * + * @errors Possible errors include @ref GLFW_NOT_INITIALIZED, @ref + * GLFW_INVALID_ENUM and @ref GLFW_PLATFORM_ERROR. + * + * @pointer_lifetime The returned array is allocated and freed by GLFW. You + * should not free it yourself. It is valid until the specified joystick is + * disconnected, this function is called again for that joystick or the library + * is terminated. + * + * @thread_safety This function must only be called from the main thread. + * + * @sa @ref joystick_hat + * + * @since Added in version 3.3. + * + * @ingroup input + */ +[LinkName("glfwGetJoystickHats")] public static extern c_uchar* GetJoystickHats(Joystick jid, out c_int count); + +/*! @brief Returns the name of the specified joystick. + * + * This function returns the name, encoded as UTF-8, of the specified joystick. + * The returned string is allocated and freed by GLFW. You should not free it + * yourself. + * + * If the specified joystick is not present this function will return `NULL` + * but will not generate an error. This can be used instead of first calling + * @ref glfwJoystickPresent. + * + * @param[in] jid The [joystick](@ref joysticks) to query. + * @return The UTF-8 encoded name of the joystick, or `NULL` if the joystick + * is not present or an [error](@ref error_handling) occurred. + * + * @errors Possible errors include @ref GLFW_NOT_INITIALIZED, @ref + * GLFW_INVALID_ENUM and @ref GLFW_PLATFORM_ERROR. + * + * @pointer_lifetime The returned string is allocated and freed by GLFW. You + * should not free it yourself. It is valid until the specified joystick is + * disconnected or the library is terminated. + * + * @thread_safety This function must only be called from the main thread. + * + * @sa @ref joystick_name + * + * @since Added in version 3.0. + * + * @ingroup input + */ +[LinkName("glfwGetJoystickName")] public static extern c_char* GetJoystickName(Joystick jid); + +/*! @brief Returns the SDL compatible GUID of the specified joystick. + * + * This function returns the SDL compatible GUID, as a UTF-8 encoded + * hexadecimal string, of the specified joystick. The returned string is + * allocated and freed by GLFW. You should not free it yourself. + * + * The GUID is what connects a joystick to a gamepad mapping. A connected + * joystick will always have a GUID even if there is no gamepad mapping + * assigned to it. + * + * If the specified joystick is not present this function will return `NULL` + * but will not generate an error. This can be used instead of first calling + * @ref glfwJoystickPresent. + * + * The GUID uses the format introduced in SDL 2.0.5. This GUID tries to + * uniquely identify the make and model of a joystick but does not identify + * a specific unit, e.g. all wired Xbox 360 controllers will have the same + * GUID on that platform. The GUID for a unit may vary between platforms + * depending on what hardware information the platform specific APIs provide. + * + * @param[in] jid The [joystick](@ref joysticks) to query. + * @return The UTF-8 encoded GUID of the joystick, or `NULL` if the joystick + * is not present or an [error](@ref error_handling) occurred. + * + * @errors Possible errors include @ref GLFW_NOT_INITIALIZED, @ref + * GLFW_INVALID_ENUM and @ref GLFW_PLATFORM_ERROR. + * + * @pointer_lifetime The returned string is allocated and freed by GLFW. You + * should not free it yourself. It is valid until the specified joystick is + * disconnected or the library is terminated. + * + * @thread_safety This function must only be called from the main thread. + * + * @sa @ref gamepad + * + * @since Added in version 3.3. + * + * @ingroup input + */ +[LinkName("glfwGetJoystickGUID")] public static extern c_char* GetJoystickGUID(Joystick jid); + +/*! @brief Sets the user pointer of the specified joystick. + * + * This function sets the user-defined pointer of the specified joystick. The + * current value is retained until the joystick is disconnected. The initial + * value is `NULL`. + * + * This function may be called from the joystick callback, even for a joystick + * that is being disconnected. + * + * @param[in] jid The joystick whose pointer to set. + * @param[in] pointer The new value. + * + * @errors Possible errors include @ref GLFW_NOT_INITIALIZED. + * + * @thread_safety This function may be called from any thread. Access is not + * synchronized. + * + * @sa @ref joystick_userptr + * @sa @ref glfwGetJoystickUserPointer + * + * @since Added in version 3.3. + * + * @ingroup input + */ +[LinkName("glfwSetJoystickUserPointer")] public static extern void SetJoystickUserPointer(c_int jid, void* pointer); + +/*! @brief Returns the user pointer of the specified joystick. + * + * This function returns the current value of the user-defined pointer of the + * specified joystick. The initial value is `NULL`. + * + * This function may be called from the joystick callback, even for a joystick + * that is being disconnected. + * + * @param[in] jid The joystick whose pointer to return. + * + * @errors Possible errors include @ref GLFW_NOT_INITIALIZED. + * + * @thread_safety This function may be called from any thread. Access is not + * synchronized. + * + * @sa @ref joystick_userptr + * @sa @ref glfwSetJoystickUserPointer + * + * @since Added in version 3.3. + * + * @ingroup input + */ +[LinkName("glfwGetJoystickUserPointer")] public static extern void* GetJoystickUserPointer(c_int jid); + +/*! @brief Returns whether the specified joystick has a gamepad mapping. + * + * This function returns whether the specified joystick is both present and has + * a gamepad mapping. + * + * If the specified joystick is present but does not have a gamepad mapping + * this function will return `GLFW_FALSE` but will not generate an error. Call + * @ref glfwJoystickPresent to check if a joystick is present regardless of + * whether it has a mapping. + * + * @param[in] jid The [joystick](@ref joysticks) to query. + * @return `GLFW_TRUE` if a joystick is both present and has a gamepad mapping, + * or `GLFW_FALSE` otherwise. + * + * @errors Possible errors include @ref GLFW_NOT_INITIALIZED and @ref + * GLFW_INVALID_ENUM. + * + * @thread_safety This function must only be called from the main thread. + * + * @sa @ref gamepad + * @sa @ref glfwGetGamepadState + * + * @since Added in version 3.3. + * + * @ingroup input + */ +[LinkName("glfwJoystickIsGamepad")] public static extern Bool JoystickIsGamepad(Joystick jid); + +/*! @brief Sets the joystick configuration callback. + * + * This function sets the joystick configuration callback, or removes the + * currently set callback. This is called when a joystick is connected to or + * disconnected from the system. + * + * For joystick connection and disconnection events to be delivered on all + * platforms, you need to call one of the [event processing](@ref events) + * functions. Joystick disconnection may also be detected and the callback + * called by joystick functions. The function will then return whatever it + * returns if the joystick is not present. + * + * @param[in] callback The new callback, or `NULL` to remove the currently set + * callback. + * @return The previously set callback, or `NULL` if no callback was set or the + * library had not been [initialized](@ref intro_init). + * + * @callback_signature + * @code + * void function_name(int jid, int event) + * @endcode + * For more information about the callback parameters, see the + * [function pointer type](@ref GLFWjoystickfun). + * + * @errors Possible errors include @ref GLFW_NOT_INITIALIZED. + * + * @thread_safety This function must only be called from the main thread. + * + * @sa @ref joystick_event + * + * @since Added in version 3.2. + * + * @ingroup input + */ +[LinkName("glfwSetJoystickCallback")] public static extern Joystickfun SetJoystickCallback(Joystickfun callback); + +/*! @brief Adds the specified SDL_GameControllerDB gamepad mappings. + * + * This function parses the specified ASCII encoded string and updates the + * internal list with any gamepad mappings it finds. This string may + * contain either a single gamepad mapping or many mappings separated by + * newlines. The parser supports the full format of the `gamecontrollerdb.txt` + * source file including empty lines and comments. + * + * See @ref gamepad_mapping for a description of the format. + * + * If there is already a gamepad mapping for a given GUID in the internal list, + * it will be replaced by the one passed to this function. If the library is + * terminated and re-initialized the internal list will revert to the built-in + * default. + * + * @param[in] string The string containing the gamepad mappings. + * @return `GLFW_TRUE` if successful, or `GLFW_FALSE` if an + * [error](@ref error_handling) occurred. + * + * @errors Possible errors include @ref GLFW_NOT_INITIALIZED and @ref + * GLFW_INVALID_VALUE. + * + * @thread_safety This function must only be called from the main thread. + * + * @sa @ref gamepad + * @sa @ref glfwJoystickIsGamepad + * @sa @ref glfwGetGamepadName + * + * @since Added in version 3.3. + * + * @ingroup input + */ +[LinkName("glfwUpdateGamepadMappings")] public static extern Bool UpdateGamepadMappings(c_char* string); + +/*! @brief Returns the human-readable gamepad name for the specified joystick. + * + * This function returns the human-readable name of the gamepad from the + * gamepad mapping assigned to the specified joystick. + * + * If the specified joystick is not present or does not have a gamepad mapping + * this function will return `NULL` but will not generate an error. Call + * @ref glfwJoystickPresent to check whether it is present regardless of + * whether it has a mapping. + * + * @param[in] jid The [joystick](@ref joysticks) to query. + * @return The UTF-8 encoded name of the gamepad, or `NULL` if the + * joystick is not present, does not have a mapping or an + * [error](@ref error_handling) occurred. + * + * @errors Possible errors include @ref GLFW_NOT_INITIALIZED and @ref GLFW_INVALID_ENUM. + * + * @pointer_lifetime The returned string is allocated and freed by GLFW. You + * should not free it yourself. It is valid until the specified joystick is + * disconnected, the gamepad mappings are updated or the library is terminated. + * + * @thread_safety This function must only be called from the main thread. + * + * @sa @ref gamepad + * @sa @ref glfwJoystickIsGamepad + * + * @since Added in version 3.3. + * + * @ingroup input + */ +[LinkName("glfwGetGamepadName")] public static extern c_char* GetGamepadName(Joystick jid); + +/*! @brief Retrieves the state of the specified joystick remapped as a gamepad. + * + * This function retrieves the state of the specified joystick remapped to + * an Xbox-like gamepad. + * + * If the specified joystick is not present or does not have a gamepad mapping + * this function will return `GLFW_FALSE` but will not generate an error. Call + * @ref glfwJoystickPresent to check whether it is present regardless of + * whether it has a mapping. + * + * The Guide button may not be available for input as it is often hooked by the + * system or the Steam client. + * + * Not all devices have all the buttons or axes provided by @ref + * GLFWgamepadstate. Unavailable buttons and axes will always report + * `GLFW_RELEASE` and 0.0 respectively. + * + * @param[in] jid The [joystick](@ref joysticks) to query. + * @param[out] state The gamepad input state of the joystick. + * @return `GLFW_TRUE` if successful, or `GLFW_FALSE` if no joystick is + * connected, it has no gamepad mapping or an [error](@ref error_handling) + * occurred. + * + * @errors Possible errors include @ref GLFW_NOT_INITIALIZED and @ref + * GLFW_INVALID_ENUM. + * + * @thread_safety This function must only be called from the main thread. + * + * @sa @ref gamepad + * @sa @ref glfwUpdateGamepadMappings + * @sa @ref glfwJoystickIsGamepad + * + * @since Added in version 3.3. + * + * @ingroup input + */ +[LinkName("glfwGetGamepadState")] public static extern Bool GetGamepadState(Joystick jid, out Gamepadstate state); + +/*! @brief Sets the clipboard to the specified string. + * + * This function sets the system clipboard to the specified, UTF-8 encoded + * string. + * + * @param[in] window Deprecated. Any valid window or `NULL`. + * @param[in] string A UTF-8 encoded string. + * + * @errors Possible errors include @ref GLFW_NOT_INITIALIZED and @ref + * GLFW_PLATFORM_ERROR. + * + * @remark __Win32:__ The clipboard on Windows has a single global lock for reading and + * writing. GLFW tries to acquire it a few times, which is almost always enough. If it + * cannot acquire the lock then this function emits @ref GLFW_PLATFORM_ERROR and returns. + * It is safe to try this multiple times. + * + * @pointer_lifetime The specified string is copied before this function + * returns. + * + * @thread_safety This function must only be called from the main thread. + * + * @sa @ref clipboard + * @sa @ref glfwGetClipboardString + * + * @since Added in version 3.0. + * + * @ingroup input + */ +[LinkName("glfwSetClipboardString")] public static extern void SetClipboardString(Window* window, c_char* string); + +/*! @brief Returns the contents of the clipboard as a string. + * + * This function returns the contents of the system clipboard, if it contains + * or is convertible to a UTF-8 encoded string. If the clipboard is empty or + * if its contents cannot be converted, `NULL` is returned and a @ref + * GLFW_FORMAT_UNAVAILABLE error is generated. + * + * @param[in] window Deprecated. Any valid window or `NULL`. + * @return The contents of the clipboard as a UTF-8 encoded string, or `NULL` + * if an [error](@ref error_handling) occurred. + * + * @errors Possible errors include @ref GLFW_NOT_INITIALIZED, @ref + * GLFW_FORMAT_UNAVAILABLE and @ref GLFW_PLATFORM_ERROR. + * + * @remark __Win32:__ The clipboard on Windows has a single global lock for reading and + * writing. GLFW tries to acquire it a few times, which is almost always enough. If it + * cannot acquire the lock then this function emits @ref GLFW_PLATFORM_ERROR and returns. + * It is safe to try this multiple times. + * + * @pointer_lifetime The returned string is allocated and freed by GLFW. You + * should not free it yourself. It is valid until the next call to @ref + * glfwGetClipboardString or @ref glfwSetClipboardString, or until the library + * is terminated. + * + * @thread_safety This function must only be called from the main thread. + * + * @sa @ref clipboard + * @sa @ref glfwSetClipboardString + * + * @since Added in version 3.0. + * + * @ingroup input + */ +[LinkName("glfwGetClipboardString")] public static extern c_char* GetClipboardString(Window* window); + +/*! @brief Returns the GLFW time. + * + * This function returns the current GLFW time, in seconds. Unless the time + * has been set using @ref glfwSetTime it measures time elapsed since GLFW was + * initialized. + * + * This function and @ref glfwSetTime are helper functions on top of @ref + * glfwGetTimerFrequency and @ref glfwGetTimerValue. + * + * The resolution of the timer is system dependent, but is usually on the order + * of a few micro- or nanoseconds. It uses the highest-resolution monotonic + * time source on each operating system. + * + * @return The current time, in seconds, or zero if an + * [error](@ref error_handling) occurred. + * + * @errors Possible errors include @ref GLFW_NOT_INITIALIZED. + * + * @thread_safety This function may be called from any thread. Reading and + * writing of the internal base time is not atomic, so it needs to be + * externally synchronized with calls to @ref glfwSetTime. + * + * @sa @ref time + * + * @since Added in version 1.0. + * + * @ingroup input + */ +[LinkName("glfwGetTime")] public static extern double GetTime(); + +/*! @brief Sets the GLFW time. + * + * This function sets the current GLFW time, in seconds. The value must be + * a positive finite number less than or equal to 18446744073.0, which is + * approximately 584.5 years. + * + * This function and @ref glfwGetTime are helper functions on top of @ref + * glfwGetTimerFrequency and @ref glfwGetTimerValue. + * + * @param[in] time The new value, in seconds. + * + * @errors Possible errors include @ref GLFW_NOT_INITIALIZED and @ref + * GLFW_INVALID_VALUE. + * + * @remark The upper limit of GLFW time is calculated as + * floor((264 - 1) / 109) and is due to implementations + * storing nanoseconds in 64 bits. The limit may be increased in the future. + * + * @thread_safety This function may be called from any thread. Reading and + * writing of the internal base time is not atomic, so it needs to be + * externally synchronized with calls to @ref glfwGetTime. + * + * @sa @ref time + * + * @since Added in version 2.2. + * + * @ingroup input + */ +[LinkName("glfwSetTime")] public static extern void SetTime(double time); + +/*! @brief Returns the current value of the raw timer. + * + * This function returns the current value of the raw timer, measured in + * 1 / frequency seconds. To get the frequency, call @ref + * glfwGetTimerFrequency. + * + * @return The value of the timer, or zero if an + * [error](@ref error_handling) occurred. + * + * @errors Possible errors include @ref GLFW_NOT_INITIALIZED. + * + * @thread_safety This function may be called from any thread. + * + * @sa @ref time + * @sa @ref glfwGetTimerFrequency + * + * @since Added in version 3.2. + * + * @ingroup input + */ +[LinkName("glfwGetTimerValue")] public static extern uint64 GetTimerValue(); + +/*! @brief Returns the frequency, in Hz, of the raw timer. + * + * This function returns the frequency, in Hz, of the raw timer. + * + * @return The frequency of the timer, in Hz, or zero if an + * [error](@ref error_handling) occurred. + * + * @errors Possible errors include @ref GLFW_NOT_INITIALIZED. + * + * @thread_safety This function may be called from any thread. + * + * @sa @ref time + * @sa @ref glfwGetTimerValue + * + * @since Added in version 3.2. + * + * @ingroup input + */ +[LinkName("glfwGetTimerFrequency")] public static extern uint64 GetTimerFrequency(); + +/*! @brief Makes the context of the specified window current for the calling + * thread. + * + * This function makes the OpenGL or OpenGL ES context of the specified window + * current on the calling thread. It can also detach the current context from + * the calling thread without making a new one current by passing in `NULL`. + * + * A context must only be made current on a single thread at a time and each + * thread can have only a single current context at a time. Making a context + * current detaches any previously current context on the calling thread. + * + * When moving a context between threads, you must detach it (make it + * non-current) on the old thread before making it current on the new one. + * + * By default, making a context non-current implicitly forces a pipeline flush. + * On machines that support `GL_KHR_context_flush_control`, you can control + * whether a context performs this flush by setting the + * [GLFW_CONTEXT_RELEASE_BEHAVIOR](@ref GLFW_CONTEXT_RELEASE_BEHAVIOR_hint) + * hint. + * + * The specified window must have an OpenGL or OpenGL ES context. Specifying + * a window without a context will generate a @ref GLFW_NO_WINDOW_CONTEXT + * error. + * + * @param[in] window The window whose context to make current, or `NULL` to + * detach the current context. + * + * @remarks If the previously current context was created via a different + * context creation API than the one passed to this function, GLFW will still + * detach the previous one from its API before making the new one current. + * + * @errors Possible errors include @ref GLFW_NOT_INITIALIZED, @ref + * GLFW_NO_WINDOW_CONTEXT and @ref GLFW_PLATFORM_ERROR. + * + * @thread_safety This function may be called from any thread. + * + * @sa @ref context_current + * @sa @ref glfwGetCurrentContext + * + * @since Added in version 3.0. + * + * @ingroup context + */ +[LinkName("glfwMakeContextCurrent")] public static extern void MakeContextCurrent(Window* window); + +/*! @brief Returns the window whose context is current on the calling thread. + * + * This function returns the window whose OpenGL or OpenGL ES context is + * current on the calling thread. + * + * @return The window whose context is current, or `NULL` if no window's + * context is current. + * + * @errors Possible errors include @ref GLFW_NOT_INITIALIZED. + * + * @thread_safety This function may be called from any thread. + * + * @sa @ref context_current + * @sa @ref glfwMakeContextCurrent + * + * @since Added in version 3.0. + * + * @ingroup context + */ +[LinkName("glfwGetCurrentContext")] public static extern Window* GetCurrentContext(); + +/*! @brief Swaps the front and back buffers of the specified window. + * + * This function swaps the front and back buffers of the specified window when + * rendering with OpenGL or OpenGL ES. If the swap interval is greater than + * zero, the GPU driver waits the specified number of screen updates before + * swapping the buffers. + * + * The specified window must have an OpenGL or OpenGL ES context. Specifying + * a window without a context will generate a @ref GLFW_NO_WINDOW_CONTEXT + * error. + * + * This function does not apply to Vulkan. If you are rendering with Vulkan, + * see `vkQueuePresentKHR` instead. + * + * @param[in] window The window whose buffers to swap. + * + * @errors Possible errors include @ref GLFW_NOT_INITIALIZED, @ref + * GLFW_NO_WINDOW_CONTEXT and @ref GLFW_PLATFORM_ERROR. + * + * @remark __Wayland:__ When the swap interval is greater than zero and the + * window is not in view, this function may take a few extra milliseconds to + * return. + * + * @remark __EGL:__ The context of the specified window must be current on the + * calling thread. + * + * @thread_safety This function may be called from any thread. + * + * @sa @ref buffer_swap + * @sa @ref glfwSwapInterval + * + * @since Added in version 1.0. + * __GLFW 3:__ Added window handle parameter. + * + * @ingroup window + */ +[LinkName("glfwSwapBuffers")] public static extern void SwapBuffers(Window* window); + +/*! @brief Sets the swap interval for the current context. + * + * This function sets the swap interval for the current OpenGL or OpenGL ES + * context, i.e. the number of screen updates to wait from the time @ref + * glfwSwapBuffers was called before swapping the buffers and returning. This + * is sometimes called _vertical synchronization_, _vertical retrace + * synchronization_ or just _vsync_. + * + * A context that supports either of the `WGL_EXT_swap_control_tear` and + * `GLX_EXT_swap_control_tear` extensions also accepts _negative_ swap + * intervals, which allows the driver to swap immediately even if a frame + * arrives a little bit late. You can check for these extensions with @ref + * glfwExtensionSupported. + * + * A context must be current on the calling thread. Calling this function + * without a current context will cause a @ref GLFW_NO_CURRENT_CONTEXT error. + * + * This function does not apply to Vulkan. If you are rendering with Vulkan, + * see the present mode of your swapchain instead. + * + * @param[in] interval The minimum number of screen updates to wait for + * until the buffers are swapped by @ref glfwSwapBuffers. + * + * @errors Possible errors include @ref GLFW_NOT_INITIALIZED, @ref + * GLFW_NO_CURRENT_CONTEXT and @ref GLFW_PLATFORM_ERROR. + * + * @remark This function is not called during context creation, leaving the + * swap interval set to whatever is the default for that API. This is done + * because some swap interval extensions used by GLFW do not allow the swap + * interval to be reset to zero once it has been set to a non-zero value. + * + * @remark Some GPU drivers do not honor the requested swap interval, either + * because of a user setting that overrides the application's request or due to + * bugs in the driver. + * + * @thread_safety This function may be called from any thread. + * + * @sa @ref buffer_swap + * @sa @ref glfwSwapBuffers + * + * @since Added in version 1.0. + * + * @ingroup context + */ +[LinkName("glfwSwapInterval")] public static extern void SwapInterval(c_int interval); + +/*! @brief Returns whether the specified extension is available. + * + * This function returns whether the specified + * [API extension](@ref context_glext) is supported by the current OpenGL or + * OpenGL ES context. It searches both for client API extension and context + * creation API extensions. + * + * A context must be current on the calling thread. Calling this function + * without a current context will cause a @ref GLFW_NO_CURRENT_CONTEXT error. + * + * As this functions retrieves and searches one or more extension strings each + * call, it is recommended that you cache its results if it is going to be used + * frequently. The extension strings will not change during the lifetime of + * a context, so there is no danger in doing this. + * + * This function does not apply to Vulkan. If you are using Vulkan, see @ref + * glfwGetRequiredInstanceExtensions, `vkEnumerateInstanceExtensionProperties` + * and `vkEnumerateDeviceExtensionProperties` instead. + * + * @param[in] extension The ASCII encoded name of the extension. + * @return `GLFW_TRUE` if the extension is available, or `GLFW_FALSE` + * otherwise. + * + * @errors Possible errors include @ref GLFW_NOT_INITIALIZED, @ref + * GLFW_NO_CURRENT_CONTEXT, @ref GLFW_INVALID_VALUE and @ref + * GLFW_PLATFORM_ERROR. + * + * @thread_safety This function may be called from any thread. + * + * @sa @ref context_glext + * @sa @ref glfwGetProcAddress + * + * @since Added in version 1.0. + * + * @ingroup context + */ +[LinkName("glfwExtensionSupported")] public static extern Bool ExtensionSupported(c_char* @extension); + +/*! @brief Returns the address of the specified function for the current + * context. + * + * This function returns the address of the specified OpenGL or OpenGL ES + * [core or extension function](@ref context_glext), if it is supported + * by the current context. + * + * A context must be current on the calling thread. Calling this function + * without a current context will cause a @ref GLFW_NO_CURRENT_CONTEXT error. + * + * This function does not apply to Vulkan. If you are rendering with Vulkan, + * see @ref glfwGetInstanceProcAddress, `vkGetInstanceProcAddr` and + * `vkGetDeviceProcAddr` instead. + * + * @param[in] procname The ASCII encoded name of the function. + * @return The address of the function, or `NULL` if an + * [error](@ref error_handling) occurred. + * + * @errors Possible errors include @ref GLFW_NOT_INITIALIZED, @ref + * GLFW_NO_CURRENT_CONTEXT and @ref GLFW_PLATFORM_ERROR. + * + * @remark The address of a given function is not guaranteed to be the same + * between contexts. + * + * @remark This function may return a non-`NULL` address despite the + * associated version or extension not being available. Always check the + * context version or extension string first. + * + * @pointer_lifetime The returned function pointer is valid until the context + * is destroyed or the library is terminated. + * + * @thread_safety This function may be called from any thread. + * + * @sa @ref context_glext + * @sa @ref glfwExtensionSupported + * + * @since Added in version 1.0. + * + * @ingroup context + */ +[LinkName("glfwGetProcAddress")] public static extern Glproc GetProcAddress(c_char* procname); + +/*! @brief Returns whether the Vulkan loader and an ICD have been found. + * + * This function returns whether the Vulkan loader and any minimally functional + * ICD have been found. + * + * The availability of a Vulkan loader and even an ICD does not by itself guarantee that + * surface creation or even instance creation is possible. Call @ref + * glfwGetRequiredInstanceExtensions to check whether the extensions necessary for Vulkan + * surface creation are available and @ref glfwGetPhysicalDevicePresentationSupport to + * check whether a queue family of a physical device supports image presentation. + * + * @return `GLFW_TRUE` if Vulkan is minimally available, or `GLFW_FALSE` + * otherwise. + * + * @errors Possible errors include @ref GLFW_NOT_INITIALIZED. + * + * @thread_safety This function may be called from any thread. + * + * @sa @ref vulkan_support + * + * @since Added in version 3.2. + * + * @ingroup vulkan + */ +[LinkName("glfwVulkanSupported")] public static extern Bool VulkanSupported(); + +/*! @brief Returns the Vulkan instance extensions required by GLFW. + * + * This function returns an array of names of Vulkan instance extensions required + * by GLFW for creating Vulkan surfaces for GLFW windows. If successful, the + * list will always contain `VK_KHR_surface`, so if you don't require any + * additional extensions you can pass this list directly to the + * `VkInstanceCreateInfo` struct. + * + * If Vulkan is not available on the machine, this function returns `NULL` and + * generates a @ref GLFW_API_UNAVAILABLE error. Call @ref glfwVulkanSupported + * to check whether Vulkan is at least minimally available. + * + * If Vulkan is available but no set of extensions allowing window surface + * creation was found, this function returns `NULL`. You may still use Vulkan + * for off-screen rendering and compute work. + * + * @param[out] count Where to store the number of extensions in the returned + * array. This is set to zero if an error occurred. + * @return An array of ASCII encoded extension names, or `NULL` if an + * [error](@ref error_handling) occurred. + * + * @errors Possible errors include @ref GLFW_NOT_INITIALIZED and @ref + * GLFW_API_UNAVAILABLE. + * + * @remark Additional extensions may be required by future versions of GLFW. + * You should check if any extensions you wish to enable are already in the + * returned array, as it is an error to specify an extension more than once in + * the `VkInstanceCreateInfo` struct. + * + * @pointer_lifetime The returned array is allocated and freed by GLFW. You + * should not free it yourself. It is guaranteed to be valid only until the + * library is terminated. + * + * @thread_safety This function may be called from any thread. + * + * @sa @ref vulkan_ext + * @sa @ref glfwCreateWindowSurface + * + * @since Added in version 3.2. + * + * @ingroup vulkan + */ +[LinkName("glfwGetRequiredInstanceExtensions")] public static extern c_char** GetRequiredInstanceExtensions(out uint32 count); + + + +/*! @brief Returns the address of the specified Vulkan instance function. + * + * This function returns the address of the specified Vulkan core or extension + * function for the specified instance. If instance is set to `NULL` it can + * return any function exported from the Vulkan loader, including at least the + * following functions: + * + * - `vkEnumerateInstanceExtensionProperties` + * - `vkEnumerateInstanceLayerProperties` + * - `vkCreateInstance` + * - `vkGetInstanceProcAddr` + * + * If Vulkan is not available on the machine, this function returns `NULL` and + * generates a @ref GLFW_API_UNAVAILABLE error. Call @ref glfwVulkanSupported + * to check whether Vulkan is at least minimally available. + * + * This function is equivalent to calling `vkGetInstanceProcAddr` with + * a platform-specific query of the Vulkan loader as a fallback. + * + * @param[in] instance The Vulkan instance to query, or `NULL` to retrieve + * functions related to instance creation. + * @param[in] procname The ASCII encoded name of the function. + * @return The address of the function, or `NULL` if an + * [error](@ref error_handling) occurred. + * + * @errors Possible errors include @ref GLFW_NOT_INITIALIZED and @ref + * GLFW_API_UNAVAILABLE. + * + * @pointer_lifetime The returned function pointer is valid until the library + * is terminated. + * + * @thread_safety This function may be called from any thread. + * + * @sa @ref vulkan_proc + * + * @since Added in version 3.2. + * + * @ingroup vulkan + */ +[LinkName("glfwGetInstanceProcAddress")] public static extern Vkproc GetInstanceProcAddress(c_int instance, c_char* procname); + +/*! @brief Returns whether the specified queue family can present images. + * + * This function returns whether the specified queue family of the specified + * physical device supports presentation to the platform GLFW was built for. + * + * If Vulkan or the required window surface creation instance extensions are + * not available on the machine, or if the specified instance was not created + * with the required extensions, this function returns `GLFW_FALSE` and + * generates a @ref GLFW_API_UNAVAILABLE error. Call @ref glfwVulkanSupported + * to check whether Vulkan is at least minimally available and @ref + * glfwGetRequiredInstanceExtensions to check what instance extensions are + * required. + * + * @param[in] instance The instance that the physical device belongs to. + * @param[in] device The physical device that the queue family belongs to. + * @param[in] queuefamily The index of the queue family to query. + * @return `GLFW_TRUE` if the queue family supports presentation, or + * `GLFW_FALSE` otherwise. + * + * @errors Possible errors include @ref GLFW_NOT_INITIALIZED, @ref + * GLFW_API_UNAVAILABLE and @ref GLFW_PLATFORM_ERROR. + * + * @remark __macOS:__ This function currently always returns `GLFW_TRUE`, as the + * `VK_MVK_macos_surface` and `VK_EXT_metal_surface` extensions do not provide + * a `vkGetPhysicalDevice*PresentationSupport` type function. + * + * @thread_safety This function may be called from any thread. For + * synchronization details of Vulkan objects, see the Vulkan specification. + * + * @sa @ref vulkan_present + * + * @since Added in version 3.2. + * + * @ingroup vulkan + */ +[LinkName("glfwGetPhysicalDevicePresentationSupport")] public static extern Bool GetPhysicalDevicePresentationSupport(c_int instance, c_int device, uint32 queuefamily); + +/*! @brief Creates a Vulkan surface for the specified window. + * + * This function creates a Vulkan surface for the specified window. + * + * If the Vulkan loader or at least one minimally functional ICD were not found, + * this function returns `VK_ERROR_INITIALIZATION_FAILED` and generates a @ref + * GLFW_API_UNAVAILABLE error. Call @ref glfwVulkanSupported to check whether + * Vulkan is at least minimally available. + * + * If the required window surface creation instance extensions are not + * available or if the specified instance was not created with these extensions + * enabled, this function returns `VK_ERROR_EXTENSION_NOT_PRESENT` and + * generates a @ref GLFW_API_UNAVAILABLE error. Call @ref + * glfwGetRequiredInstanceExtensions to check what instance extensions are + * required. + * + * The window surface cannot be shared with another API so the window must + * have been created with the [client api hint](@ref GLFW_CLIENT_API_attrib) + * set to `GLFW_NO_API` otherwise it generates a @ref GLFW_INVALID_VALUE error + * and returns `VK_ERROR_NATIVE_WINDOW_IN_USE_KHR`. + * + * The window surface must be destroyed before the specified Vulkan instance. + * It is the responsibility of the caller to destroy the window surface. GLFW + * does not destroy it for you. Call `vkDestroySurfaceKHR` to destroy the + * surface. + * + * @param[in] instance The Vulkan instance to create the surface in. + * @param[in] window The window to create the surface for. + * @param[in] allocator The allocator to use, or `NULL` to use the default + * allocator. + * @param[out] surface Where to store the handle of the surface. This is set + * to `VK_NULL_HANDLE` if an error occurred. + * @return `VK_SUCCESS` if successful, or a Vulkan error code if an + * [error](@ref error_handling) occurred. + * + * @errors Possible errors include @ref GLFW_NOT_INITIALIZED, @ref + * GLFW_API_UNAVAILABLE, @ref GLFW_PLATFORM_ERROR and @ref GLFW_INVALID_VALUE + * + * @remark If an error occurs before the creation call is made, GLFW returns + * the Vulkan error code most appropriate for the error. Appropriate use of + * @ref glfwVulkanSupported and @ref glfwGetRequiredInstanceExtensions should + * eliminate almost all occurrences of these errors. + * + * @remark __macOS:__ GLFW prefers the `VK_EXT_metal_surface` extension, with the + * `VK_MVK_macos_surface` extension as a fallback. The name of the selected + * extension, if any, is included in the array returned by @ref + * glfwGetRequiredInstanceExtensions. + * + * @remark __macOS:__ This function creates and sets a `CAMetalLayer` instance for + * the window content view, which is required for MoltenVK to function. + * + * @remark __X11:__ By default GLFW prefers the `VK_KHR_xcb_surface` extension, + * with the `VK_KHR_xlib_surface` extension as a fallback. You can make + * `VK_KHR_xlib_surface` the preferred extension by setting the + * [GLFW_X11_XCB_VULKAN_SURFACE](@ref GLFW_X11_XCB_VULKAN_SURFACE_hint) init + * hint. The name of the selected extension, if any, is included in the array + * returned by @ref glfwGetRequiredInstanceExtensions. + * + * @thread_safety This function may be called from any thread. For + * synchronization details of Vulkan objects, see the Vulkan specification. + * + * @sa @ref vulkan_surface + * @sa @ref glfwGetRequiredInstanceExtensions + * + * @since Added in version 3.2. + * + * @ingroup vulkan + */ +[LinkName("glfwCreateWindowSurface")] public static extern VkResult CreateWindowSurface(c_int instance, Window* window, VkAllocationCallbacks* allocator, out VkSurfaceKHR surface); +} + +static +{ +/*VK_VERSION_1_0*/ + + +/************************************************************************* + * Global definition cleanup + *************************************************************************/ + +/* ------------------- BEGIN SYSTEM/COMPILER SPECIFIC -------------------- */ + + + + + + + + + + + +/* Some OpenGL related headers need GLAPIENTRY, but it is unconditionally + * defined by some gl.h variants (OpenBSD) so define it after if needed. + */ + + + +} + + + + +/* -------------------- END SYSTEM/COMPILER SPECIFIC --------------------- */ + + + + + + +/* _glfw3_h_ */