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authorShizZy <shizzy@6bit.net>2013-08-30 05:35:09 +0200
committerShizZy <shizzy@6bit.net>2013-08-30 05:35:09 +0200
commit27474060e1287a67c45cd790d29b9095b35b2bdf (patch)
treefcbc56f1182617c01597f13e1a18dbec147d4216 /externals/glfw-3.0.2/include
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Diffstat (limited to 'externals/glfw-3.0.2/include')
-rw-r--r--externals/glfw-3.0.2/include/GLFW/glfw3.h2282
-rw-r--r--externals/glfw-3.0.2/include/GLFW/glfw3native.h180
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diff --git a/externals/glfw-3.0.2/include/GLFW/glfw3.h b/externals/glfw-3.0.2/include/GLFW/glfw3.h
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+++ b/externals/glfw-3.0.2/include/GLFW/glfw3.h
@@ -0,0 +1,2282 @@
+/*************************************************************************
+ * GLFW 3.0 - www.glfw.org
+ * A library for OpenGL, window and input
+ *------------------------------------------------------------------------
+ * Copyright (c) 2002-2006 Marcus Geelnard
+ * Copyright (c) 2006-2010 Camilla Berglund <elmindreda@elmindreda.org>
+ *
+ * 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.
+ *
+ *************************************************************************/
+
+#ifndef _glfw3_h_
+#define _glfw3_h_
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+
+/*************************************************************************
+ * Doxygen documentation
+ *************************************************************************/
+
+/*! @defgroup clipboard Clipboard support
+ */
+/*! @defgroup context Context handling
+ */
+/*! @defgroup error Error handling
+ */
+/*! @defgroup init Initialization and version information
+ */
+/*! @defgroup input Input handling
+ */
+/*! @defgroup monitor Monitor handling
+ *
+ * This is the reference documentation for monitor related functions and types.
+ * For more information, see the @ref monitor.
+ */
+/*! @defgroup time Time input
+ */
+/*! @defgroup window Window handling
+ *
+ * This is the reference documentation for window related functions and types,
+ * including creation, deletion and event polling. For more information, see
+ * the @ref window.
+ */
+
+
+/*************************************************************************
+ * Global definitions
+ *************************************************************************/
+
+/* ------------------- BEGIN SYSTEM/COMPILER SPECIFIC -------------------- */
+
+/* Please report any problems that you find with your compiler, which may
+ * be solved in this section! There are several compilers that I have not
+ * been able to test this file with yet.
+ *
+ * First: If we are we on Windows, we want a single define for it (_WIN32)
+ * (Note: For Cygwin the compiler flag -mwin32 should be used, but to
+ * make sure that things run smoothly for Cygwin users, we add __CYGWIN__
+ * to the list of "valid Win32 identifiers", which removes the need for
+ * -mwin32)
+ */
+#if !defined(_WIN32) && (defined(__WIN32__) || defined(WIN32) || defined(__CYGWIN__))
+ #define _WIN32
+#endif /* _WIN32 */
+
+/* In order for extension support to be portable, we need to define an
+ * OpenGL function call method. We use the keyword APIENTRY, which is
+ * defined for Win32. (Note: Windows also needs this for <GL/gl.h>)
+ */
+#ifndef APIENTRY
+ #ifdef _WIN32
+ #define APIENTRY __stdcall
+ #else
+ #define APIENTRY
+ #endif
+#endif /* APIENTRY */
+
+/* The following three defines are here solely to make some Windows-based
+ * <GL/gl.h> files happy. Theoretically we could include <windows.h>, but
+ * it has the major drawback of severely polluting our namespace.
+ */
+
+/* Under Windows, we need WINGDIAPI defined */
+#if !defined(WINGDIAPI) && defined(_WIN32)
+ #if defined(_MSC_VER) || defined(__BORLANDC__) || defined(__POCC__)
+ /* Microsoft Visual C++, Borland C++ Builder and Pelles C */
+ #define WINGDIAPI __declspec(dllimport)
+ #elif defined(__LCC__)
+ /* LCC-Win32 */
+ #define WINGDIAPI __stdcall
+ #else
+ /* Others (e.g. MinGW, Cygwin) */
+ #define WINGDIAPI extern
+ #endif
+ #define GLFW_WINGDIAPI_DEFINED
+#endif /* WINGDIAPI */
+
+/* Some <GL/glu.h> files also need CALLBACK defined */
+#if !defined(CALLBACK) && defined(_WIN32)
+ #if defined(_MSC_VER)
+ /* Microsoft Visual C++ */
+ #if (defined(_M_MRX000) || defined(_M_IX86) || defined(_M_ALPHA) || defined(_M_PPC)) && !defined(MIDL_PASS)
+ #define CALLBACK __stdcall
+ #else
+ #define CALLBACK
+ #endif
+ #else
+ /* Other Windows compilers */
+ #define CALLBACK __stdcall
+ #endif
+ #define GLFW_CALLBACK_DEFINED
+#endif /* CALLBACK */
+
+/* Most GL/glu.h variants on Windows need wchar_t
+ * OpenGL/gl.h blocks the definition of ptrdiff_t by glext.h on OS X */
+#include <stddef.h>
+
+
+/* ---------------- GLFW related system specific defines ----------------- */
+
+#if defined(GLFW_DLL) && defined(_GLFW_BUILD_DLL)
+ /* GLFW_DLL is defined by users of GLFW when compiling programs that will link
+ * to 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.
+ */
+ #error "You must not have both GLFW_DLL and _GLFW_BUILD_DLL defined"
+#endif
+
+#if defined(_WIN32) && defined(_GLFW_BUILD_DLL)
+
+ /* We are building a Win32 DLL */
+ #define GLFWAPI __declspec(dllexport)
+
+#elif defined(_WIN32) && defined(GLFW_DLL)
+
+ /* We are calling a Win32 DLL */
+ #if defined(__LCC__)
+ #define GLFWAPI extern
+ #else
+ #define GLFWAPI __declspec(dllimport)
+ #endif
+
+#elif defined(__GNUC__) && defined(_GLFW_BUILD_DLL)
+
+ #define GLFWAPI __attribute__((visibility("default")))
+
+#else
+
+ /* We are either building/calling a static lib or we are non-win32 */
+ #define GLFWAPI
+
+#endif
+
+/* -------------------- END SYSTEM/COMPILER SPECIFIC --------------------- */
+
+/* Include the chosen client API headers.
+ */
+#if defined(__APPLE_CC__)
+ #if defined(GLFW_INCLUDE_GLCOREARB)
+ #include <OpenGL/gl3.h>
+ #elif !defined(GLFW_INCLUDE_NONE)
+ #define GL_GLEXT_LEGACY
+ #include <OpenGL/gl.h>
+ #endif
+ #if defined(GLFW_INCLUDE_GLU)
+ #include <OpenGL/glu.h>
+ #endif
+#else
+ #if defined(GLFW_INCLUDE_GLCOREARB)
+ #include <GL/glcorearb.h>
+ #elif defined(GLFW_INCLUDE_ES1)
+ #include <GLES/gl.h>
+ #elif defined(GLFW_INCLUDE_ES2)
+ #include <GLES2/gl2.h>
+ #elif defined(GLFW_INCLUDE_ES3)
+ #include <GLES3/gl3.h>
+ #elif !defined(GLFW_INCLUDE_NONE)
+ #include <GL/gl.h>
+ #endif
+ #if defined(GLFW_INCLUDE_GLU)
+ #include <GL/glu.h>
+ #endif
+#endif
+
+
+/*************************************************************************
+ * GLFW API tokens
+ *************************************************************************/
+
+/*! @name GLFW version macros
+ * @{ */
+/*! @brief The major version number of the GLFW library.
+ *
+ * This is incremented when the API is changed in non-compatible ways.
+ * @ingroup init
+ */
+#define GLFW_VERSION_MAJOR 3
+/*! @brief The minor version number of the GLFW library.
+ *
+ * This is incremented when features are added to the API but it remains
+ * backward-compatible.
+ * @ingroup init
+ */
+#define GLFW_VERSION_MINOR 0
+/*! @brief The revision number of the GLFW library.
+ *
+ * This is incremented when a bug fix release is made that does not contain any
+ * API changes.
+ * @ingroup init
+ */
+#define GLFW_VERSION_REVISION 2
+/*! @} */
+
+/*! @name Key and button actions
+ * @{ */
+/*! @brief The key or button was released.
+ * @ingroup input
+ */
+#define GLFW_RELEASE 0
+/*! @brief The key or button was pressed.
+ * @ingroup input
+ */
+#define GLFW_PRESS 1
+/*! @brief The key was held down until it repeated.
+ * @ingroup input
+ */
+#define GLFW_REPEAT 2
+/*! @} */
+
+/*! @defgroup keys Keyboard keys
+ *
+ * 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 alpha-numeric 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
+ * @{
+ */
+
+/* The unknown key */
+#define GLFW_KEY_UNKNOWN -1
+
+/* Printable keys */
+#define GLFW_KEY_SPACE 32
+#define GLFW_KEY_APOSTROPHE 39 /* ' */
+#define GLFW_KEY_COMMA 44 /* , */
+#define GLFW_KEY_MINUS 45 /* - */
+#define GLFW_KEY_PERIOD 46 /* . */
+#define GLFW_KEY_SLASH 47 /* / */
+#define GLFW_KEY_0 48
+#define GLFW_KEY_1 49
+#define GLFW_KEY_2 50
+#define GLFW_KEY_3 51
+#define GLFW_KEY_4 52
+#define GLFW_KEY_5 53
+#define GLFW_KEY_6 54
+#define GLFW_KEY_7 55
+#define GLFW_KEY_8 56
+#define GLFW_KEY_9 57
+#define GLFW_KEY_SEMICOLON 59 /* ; */
+#define GLFW_KEY_EQUAL 61 /* = */
+#define GLFW_KEY_A 65
+#define GLFW_KEY_B 66
+#define GLFW_KEY_C 67
+#define GLFW_KEY_D 68
+#define GLFW_KEY_E 69
+#define GLFW_KEY_F 70
+#define GLFW_KEY_G 71
+#define GLFW_KEY_H 72
+#define GLFW_KEY_I 73
+#define GLFW_KEY_J 74
+#define GLFW_KEY_K 75
+#define GLFW_KEY_L 76
+#define GLFW_KEY_M 77
+#define GLFW_KEY_N 78
+#define GLFW_KEY_O 79
+#define GLFW_KEY_P 80
+#define GLFW_KEY_Q 81
+#define GLFW_KEY_R 82
+#define GLFW_KEY_S 83
+#define GLFW_KEY_T 84
+#define GLFW_KEY_U 85
+#define GLFW_KEY_V 86
+#define GLFW_KEY_W 87
+#define GLFW_KEY_X 88
+#define GLFW_KEY_Y 89
+#define GLFW_KEY_Z 90
+#define GLFW_KEY_LEFT_BRACKET 91 /* [ */
+#define GLFW_KEY_BACKSLASH 92 /* \ */
+#define GLFW_KEY_RIGHT_BRACKET 93 /* ] */
+#define GLFW_KEY_GRAVE_ACCENT 96 /* ` */
+#define GLFW_KEY_WORLD_1 161 /* non-US #1 */
+#define GLFW_KEY_WORLD_2 162 /* non-US #2 */
+
+/* Function keys */
+#define GLFW_KEY_ESCAPE 256
+#define GLFW_KEY_ENTER 257
+#define GLFW_KEY_TAB 258
+#define GLFW_KEY_BACKSPACE 259
+#define GLFW_KEY_INSERT 260
+#define GLFW_KEY_DELETE 261
+#define GLFW_KEY_RIGHT 262
+#define GLFW_KEY_LEFT 263
+#define GLFW_KEY_DOWN 264
+#define GLFW_KEY_UP 265
+#define GLFW_KEY_PAGE_UP 266
+#define GLFW_KEY_PAGE_DOWN 267
+#define GLFW_KEY_HOME 268
+#define GLFW_KEY_END 269
+#define GLFW_KEY_CAPS_LOCK 280
+#define GLFW_KEY_SCROLL_LOCK 281
+#define GLFW_KEY_NUM_LOCK 282
+#define GLFW_KEY_PRINT_SCREEN 283
+#define GLFW_KEY_PAUSE 284
+#define GLFW_KEY_F1 290
+#define GLFW_KEY_F2 291
+#define GLFW_KEY_F3 292
+#define GLFW_KEY_F4 293
+#define GLFW_KEY_F5 294
+#define GLFW_KEY_F6 295
+#define GLFW_KEY_F7 296
+#define GLFW_KEY_F8 297
+#define GLFW_KEY_F9 298
+#define GLFW_KEY_F10 299
+#define GLFW_KEY_F11 300
+#define GLFW_KEY_F12 301
+#define GLFW_KEY_F13 302
+#define GLFW_KEY_F14 303
+#define GLFW_KEY_F15 304
+#define GLFW_KEY_F16 305
+#define GLFW_KEY_F17 306
+#define GLFW_KEY_F18 307
+#define GLFW_KEY_F19 308
+#define GLFW_KEY_F20 309
+#define GLFW_KEY_F21 310
+#define GLFW_KEY_F22 311
+#define GLFW_KEY_F23 312
+#define GLFW_KEY_F24 313
+#define GLFW_KEY_F25 314
+#define GLFW_KEY_KP_0 320
+#define GLFW_KEY_KP_1 321
+#define GLFW_KEY_KP_2 322
+#define GLFW_KEY_KP_3 323
+#define GLFW_KEY_KP_4 324
+#define GLFW_KEY_KP_5 325
+#define GLFW_KEY_KP_6 326
+#define GLFW_KEY_KP_7 327
+#define GLFW_KEY_KP_8 328
+#define GLFW_KEY_KP_9 329
+#define GLFW_KEY_KP_DECIMAL 330
+#define GLFW_KEY_KP_DIVIDE 331
+#define GLFW_KEY_KP_MULTIPLY 332
+#define GLFW_KEY_KP_SUBTRACT 333
+#define GLFW_KEY_KP_ADD 334
+#define GLFW_KEY_KP_ENTER 335
+#define GLFW_KEY_KP_EQUAL 336
+#define GLFW_KEY_LEFT_SHIFT 340
+#define GLFW_KEY_LEFT_CONTROL 341
+#define GLFW_KEY_LEFT_ALT 342
+#define GLFW_KEY_LEFT_SUPER 343
+#define GLFW_KEY_RIGHT_SHIFT 344
+#define GLFW_KEY_RIGHT_CONTROL 345
+#define GLFW_KEY_RIGHT_ALT 346
+#define GLFW_KEY_RIGHT_SUPER 347
+#define GLFW_KEY_MENU 348
+#define GLFW_KEY_LAST GLFW_KEY_MENU
+
+/*! @} */
+
+/*! @defgroup mods Modifier key flags
+ * @ingroup input
+ * @{ */
+
+/*! @brief If this bit is set one or more Shift keys were held down.
+ */
+#define GLFW_MOD_SHIFT 0x0001
+/*! @brief If this bit is set one or more Control keys were held down.
+ */
+#define GLFW_MOD_CONTROL 0x0002
+/*! @brief If this bit is set one or more Alt keys were held down.
+ */
+#define GLFW_MOD_ALT 0x0004
+/*! @brief If this bit is set one or more Super keys were held down.
+ */
+#define GLFW_MOD_SUPER 0x0008
+
+/*! @} */
+
+/*! @defgroup buttons Mouse buttons
+ * @ingroup input
+ * @{ */
+#define GLFW_MOUSE_BUTTON_1 0
+#define GLFW_MOUSE_BUTTON_2 1
+#define GLFW_MOUSE_BUTTON_3 2
+#define GLFW_MOUSE_BUTTON_4 3
+#define GLFW_MOUSE_BUTTON_5 4
+#define GLFW_MOUSE_BUTTON_6 5
+#define GLFW_MOUSE_BUTTON_7 6
+#define GLFW_MOUSE_BUTTON_8 7
+#define GLFW_MOUSE_BUTTON_LAST GLFW_MOUSE_BUTTON_8
+#define GLFW_MOUSE_BUTTON_LEFT GLFW_MOUSE_BUTTON_1
+#define GLFW_MOUSE_BUTTON_RIGHT GLFW_MOUSE_BUTTON_2
+#define GLFW_MOUSE_BUTTON_MIDDLE GLFW_MOUSE_BUTTON_3
+/*! @} */
+
+/*! @defgroup joysticks Joysticks
+ * @ingroup input
+ * @{ */
+#define GLFW_JOYSTICK_1 0
+#define GLFW_JOYSTICK_2 1
+#define GLFW_JOYSTICK_3 2
+#define GLFW_JOYSTICK_4 3
+#define GLFW_JOYSTICK_5 4
+#define GLFW_JOYSTICK_6 5
+#define GLFW_JOYSTICK_7 6
+#define GLFW_JOYSTICK_8 7
+#define GLFW_JOYSTICK_9 8
+#define GLFW_JOYSTICK_10 9
+#define GLFW_JOYSTICK_11 10
+#define GLFW_JOYSTICK_12 11
+#define GLFW_JOYSTICK_13 12
+#define GLFW_JOYSTICK_14 13
+#define GLFW_JOYSTICK_15 14
+#define GLFW_JOYSTICK_16 15
+#define GLFW_JOYSTICK_LAST GLFW_JOYSTICK_16
+/*! @} */
+
+/*! @defgroup errors Error codes
+ * @ingroup error
+ * @{ */
+/*! @brief GLFW has not been initialized.
+ */
+#define GLFW_NOT_INITIALIZED 0x00010001
+/*! @brief No context is current for this thread.
+ */
+#define GLFW_NO_CURRENT_CONTEXT 0x00010002
+/*! @brief One of the enum parameters for the function was given an invalid
+ * enum.
+ */
+#define GLFW_INVALID_ENUM 0x00010003
+/*! @brief One of the parameters for the function was given an invalid value.
+ */
+#define GLFW_INVALID_VALUE 0x00010004
+/*! @brief A memory allocation failed.
+ */
+#define GLFW_OUT_OF_MEMORY 0x00010005
+/*! @brief GLFW could not find support for the requested client API on the
+ * system.
+ */
+#define GLFW_API_UNAVAILABLE 0x00010006
+/*! @brief The requested client API version is not available.
+ */
+#define GLFW_VERSION_UNAVAILABLE 0x00010007
+/*! @brief A platform-specific error occurred that does not match any of the
+ * more specific categories.
+ */
+#define GLFW_PLATFORM_ERROR 0x00010008
+/*! @brief The clipboard did not contain data in the requested format.
+ */
+#define GLFW_FORMAT_UNAVAILABLE 0x00010009
+/*! @} */
+
+#define GLFW_FOCUSED 0x00020001
+#define GLFW_ICONIFIED 0x00020002
+#define GLFW_RESIZABLE 0x00020003
+#define GLFW_VISIBLE 0x00020004
+#define GLFW_DECORATED 0x00020005
+
+#define GLFW_RED_BITS 0x00021001
+#define GLFW_GREEN_BITS 0x00021002
+#define GLFW_BLUE_BITS 0x00021003
+#define GLFW_ALPHA_BITS 0x00021004
+#define GLFW_DEPTH_BITS 0x00021005
+#define GLFW_STENCIL_BITS 0x00021006
+#define GLFW_ACCUM_RED_BITS 0x00021007
+#define GLFW_ACCUM_GREEN_BITS 0x00021008
+#define GLFW_ACCUM_BLUE_BITS 0x00021009
+#define GLFW_ACCUM_ALPHA_BITS 0x0002100A
+#define GLFW_AUX_BUFFERS 0x0002100B
+#define GLFW_STEREO 0x0002100C
+#define GLFW_SAMPLES 0x0002100D
+#define GLFW_SRGB_CAPABLE 0x0002100E
+#define GLFW_REFRESH_RATE 0x0002100F
+
+#define GLFW_CLIENT_API 0x00022001
+#define GLFW_CONTEXT_VERSION_MAJOR 0x00022002
+#define GLFW_CONTEXT_VERSION_MINOR 0x00022003
+#define GLFW_CONTEXT_REVISION 0x00022004
+#define GLFW_CONTEXT_ROBUSTNESS 0x00022005
+#define GLFW_OPENGL_FORWARD_COMPAT 0x00022006
+#define GLFW_OPENGL_DEBUG_CONTEXT 0x00022007
+#define GLFW_OPENGL_PROFILE 0x00022008
+
+#define GLFW_OPENGL_API 0x00030001
+#define GLFW_OPENGL_ES_API 0x00030002
+
+#define GLFW_NO_ROBUSTNESS 0
+#define GLFW_NO_RESET_NOTIFICATION 0x00031001
+#define GLFW_LOSE_CONTEXT_ON_RESET 0x00031002
+
+#define GLFW_OPENGL_ANY_PROFILE 0
+#define GLFW_OPENGL_CORE_PROFILE 0x00032001
+#define GLFW_OPENGL_COMPAT_PROFILE 0x00032002
+
+#define GLFW_CURSOR 0x00033001
+#define GLFW_STICKY_KEYS 0x00033002
+#define GLFW_STICKY_MOUSE_BUTTONS 0x00033003
+
+#define GLFW_CURSOR_NORMAL 0x00034001
+#define GLFW_CURSOR_HIDDEN 0x00034002
+#define GLFW_CURSOR_DISABLED 0x00034003
+
+#define GLFW_CONNECTED 0x00040001
+#define GLFW_DISCONNECTED 0x00040002
+
+
+/*************************************************************************
+ * 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.
+ *
+ * @ingroup context
+ */
+typedef void (*GLFWglproc)(void);
+
+/*! @brief Opaque monitor object.
+ *
+ * Opaque monitor object.
+ *
+ * @ingroup monitor
+ */
+typedef struct GLFWmonitor GLFWmonitor;
+
+/*! @brief Opaque window object.
+ *
+ * Opaque window object.
+ *
+ * @ingroup window
+ */
+typedef struct GLFWwindow GLFWwindow;
+
+/*! @brief The function signature for error callbacks.
+ *
+ * This is the function signature for error callback functions.
+ *
+ * @param[in] error An [error code](@ref errors).
+ * @param[in] description A UTF-8 encoded string describing the error.
+ *
+ * @sa glfwSetErrorCallback
+ *
+ * @ingroup error
+ */
+typedef void (* GLFWerrorfun)(int,const char*);
+
+/*! @brief The function signature for window position callbacks.
+ *
+ * This is the function signature for window position callback functions.
+ *
+ * @param[in] window The window that the user moved.
+ * @param[in] xpos The new x-coordinate, in screen coordinates, of the
+ * upper-left corner of the client area of the window.
+ * @param[in] ypos The new y-coordinate, in screen coordinates, of the
+ * upper-left corner of the client area of the window.
+ *
+ * @sa glfwSetWindowPosCallback
+ *
+ * @ingroup window
+ */
+typedef void (* GLFWwindowposfun)(GLFWwindow*,int,int);
+
+/*! @brief The function signature for window resize callbacks.
+ *
+ * This is the function signature for window size callback functions.
+ *
+ * @param[in] window The window that the user 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 glfwSetWindowSizeCallback
+ *
+ * @ingroup window
+ */
+typedef void (* GLFWwindowsizefun)(GLFWwindow*,int,int);
+
+/*! @brief The function signature for window close callbacks.
+ *
+ * This is the function signature for window close callback functions.
+ *
+ * @param[in] window The window that the user attempted to close.
+ *
+ * @sa glfwSetWindowCloseCallback
+ *
+ * @ingroup window
+ */
+typedef void (* GLFWwindowclosefun)(GLFWwindow*);
+
+/*! @brief The function signature for window content refresh callbacks.
+ *
+ * This is the function signature for window refresh callback functions.
+ *
+ * @param[in] window The window whose content needs to be refreshed.
+ *
+ * @sa glfwSetWindowRefreshCallback
+ *
+ * @ingroup window
+ */
+typedef void (* GLFWwindowrefreshfun)(GLFWwindow*);
+
+/*! @brief The function signature for window focus/defocus callbacks.
+ *
+ * This is the function signature for window focus callback functions.
+ *
+ * @param[in] window The window that was focused or defocused.
+ * @param[in] focused `GL_TRUE` if the window was focused, or `GL_FALSE` if
+ * it was defocused.
+ *
+ * @sa glfwSetWindowFocusCallback
+ *
+ * @ingroup window
+ */
+typedef void (* GLFWwindowfocusfun)(GLFWwindow*,int);
+
+/*! @brief The function signature for window iconify/restore callbacks.
+ *
+ * This is the function signature for window iconify/restore callback
+ * functions.
+ *
+ * @param[in] window The window that was iconified or restored.
+ * @param[in] iconified `GL_TRUE` if the window was iconified, or `GL_FALSE`
+ * if it was restored.
+ *
+ * @sa glfwSetWindowIconifyCallback
+ *
+ * @ingroup window
+ */
+typedef void (* GLFWwindowiconifyfun)(GLFWwindow*,int);
+
+/*! @brief The function signature for framebuffer resize callbacks.
+ *
+ * This is the function signature for framebuffer resize callback
+ * functions.
+ *
+ * @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 glfwSetFramebufferSizeCallback
+ *
+ * @ingroup window
+ */
+typedef void (* GLFWframebuffersizefun)(GLFWwindow*,int,int);
+
+/*! @brief The function signature for mouse button callbacks.
+ *
+ * This is the function signature for mouse button callback functions.
+ *
+ * @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`.
+ * @param[in] mods Bit field describing which [modifier keys](@ref mods) were
+ * held down.
+ *
+ * @sa glfwSetMouseButtonCallback
+ *
+ * @ingroup input
+ */
+typedef void (* GLFWmousebuttonfun)(GLFWwindow*,int,int,int);
+
+/*! @brief The function signature for cursor position callbacks.
+ *
+ * This is the function signature for cursor position callback functions.
+ *
+ * @param[in] window The window that received the event.
+ * @param[in] xpos The new x-coordinate of the cursor.
+ * @param[in] ypos The new y-coordinate of the cursor.
+ *
+ * @sa glfwSetCursorPosCallback
+ *
+ * @ingroup input
+ */
+typedef void (* GLFWcursorposfun)(GLFWwindow*,double,double);
+
+/*! @brief The function signature for cursor enter/leave callbacks.
+ *
+ * This is the function signature for cursor enter/leave callback functions.
+ *
+ * @param[in] window The window that received the event.
+ * @param[in] entered `GL_TRUE` if the cursor entered the window's client
+ * area, or `GL_FALSE` if it left it.
+ *
+ * @sa glfwSetCursorEnterCallback
+ *
+ * @ingroup input
+ */
+typedef void (* GLFWcursorenterfun)(GLFWwindow*,int);
+
+/*! @brief The function signature for scroll callbacks.
+ *
+ * This is the function signature for scroll callback functions.
+ *
+ * @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 glfwSetScrollCallback
+ *
+ * @ingroup input
+ */
+typedef void (* GLFWscrollfun)(GLFWwindow*,double,double);
+
+/*! @brief The function signature for keyboard key callbacks.
+ *
+ * This is the function signature for keyboard key callback functions.
+ *
+ * @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 system-specific scancode of the key.
+ * @param[in] action @ref GLFW_PRESS, @ref GLFW_RELEASE or @ref GLFW_REPEAT.
+ * @param[in] mods Bit field describing which [modifier keys](@ref mods) were
+ * held down.
+ *
+ * @sa glfwSetKeyCallback
+ *
+ * @ingroup input
+ */
+typedef void (* GLFWkeyfun)(GLFWwindow*,int,int,int,int);
+
+/*! @brief The function signature for Unicode character callbacks.
+ *
+ * This is the function signature for Unicode character callback functions.
+ *
+ * @param[in] window The window that received the event.
+ * @param[in] character The Unicode code point of the character.
+ *
+ * @sa glfwSetCharCallback
+ *
+ * @ingroup input
+ */
+typedef void (* GLFWcharfun)(GLFWwindow*,unsigned int);
+
+/*! @brief The function signature for monitor configuration callbacks.
+ *
+ * This is the function signature for monitor configuration callback functions.
+ *
+ * @param[in] monitor The monitor that was connected or disconnected.
+ * @param[in] event One of `GLFW_CONNECTED` or `GLFW_DISCONNECTED`.
+ *
+ * @sa glfwSetMonitorCallback
+ *
+ * @ingroup monitor
+ */
+typedef void (* GLFWmonitorfun)(GLFWmonitor*,int);
+
+/*! @brief Video mode type.
+ *
+ * This describes a single video mode.
+ *
+ * @ingroup monitor
+ */
+typedef struct
+{
+ /*! The width, in screen coordinates, of the video mode.
+ */
+ int width;
+ /*! The height, in screen coordinates, of the video mode.
+ */
+ int height;
+ /*! The bit depth of the red channel of the video mode.
+ */
+ int redBits;
+ /*! The bit depth of the green channel of the video mode.
+ */
+ int greenBits;
+ /*! The bit depth of the blue channel of the video mode.
+ */
+ int blueBits;
+ /*! The refresh rate, in Hz, of the video mode.
+ */
+ int refreshRate;
+} GLFWvidmode;
+
+/*! @brief Gamma ramp.
+ *
+ * This describes the gamma ramp for a monitor.
+ *
+ * @sa glfwGetGammaRamp glfwSetGammaRamp
+ *
+ * @ingroup monitor
+ */
+typedef struct
+{
+ /*! An array of value describing the response of the red channel.
+ */
+ unsigned short* red;
+ /*! An array of value describing the response of the green channel.
+ */
+ unsigned short* green;
+ /*! An array of value describing the response of the blue channel.
+ */
+ unsigned short* blue;
+ /*! The number of elements in each array.
+ */
+ unsigned int size;
+} GLFWgammaramp;
+
+
+/*************************************************************************
+ * 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 a program 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 program exits.
+ *
+ * Additional calls to this function after successful initialization but before
+ * termination will succeed but will do nothing.
+ *
+ * @return `GL_TRUE` if successful, or `GL_FALSE` if an error occurred.
+ *
+ * @par New in GLFW 3
+ * This function no longer registers @ref glfwTerminate with `atexit`.
+ *
+ * @note This function may only be called from the main thread.
+ *
+ * @note This function may take several seconds to complete on some systems,
+ * while on other systems it may take only a fraction of a second to complete.
+ *
+ * @note **Mac OS X:** This function will change the current directory of the
+ * application to the `Contents/Resources` subdirectory of the application's
+ * bundle, if present.
+ *
+ * @sa glfwTerminate
+ *
+ * @ingroup init
+ */
+GLFWAPI int glfwInit(void);
+
+/*! @brief Terminates the GLFW library.
+ *
+ * This function destroys all remaining windows, frees any allocated resources
+ * and sets the library to an uninitialized state. Once this 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 program exits. If initialization fails, there is no need to call
+ * this function, as it is called by @ref glfwInit before it returns failure.
+ *
+ * @remarks This function may be called before @ref glfwInit.
+ *
+ * @note This function may only be called from the main thread.
+ *
+ * @warning No window's context may be current on another thread when this
+ * function is called.
+ *
+ * @sa glfwInit
+ *
+ * @ingroup init
+ */
+GLFWAPI void glfwTerminate(void);
+
+/*! @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.
+ *
+ * @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`.
+ *
+ * @remarks This function may be called before @ref glfwInit.
+ *
+ * @remarks This function may be called from any thread.
+ *
+ * @sa glfwGetVersionString
+ *
+ * @ingroup init
+ */
+GLFWAPI void glfwGetVersion(int* major, int* minor, int* rev);
+
+/*! @brief Returns a string describing the compile-time configuration.
+ *
+ * This function returns a static string generated at compile-time according to
+ * which configuration macros were defined. This is intended for use when
+ * submitting bug reports, to allow developers to see which code paths are
+ * enabled in a binary.
+ *
+ * The format of the string is as follows:
+ * - The version of GLFW
+ * - The name of the window system API
+ * - The name of the context creation API
+ * - Any additional options or APIs
+ *
+ * For example, when compiling GLFW 3.0 with MinGW using the Win32 and WGL
+ * back ends, the version string may look something like this:
+ *
+ * 3.0.0 Win32 WGL MinGW
+ *
+ * @return The GLFW version string.
+ *
+ * @remarks This function may be called before @ref glfwInit.
+ *
+ * @remarks This function may be called from any thread.
+ *
+ * @sa glfwGetVersion
+ *
+ * @ingroup init
+ */
+GLFWAPI const char* glfwGetVersionString(void);
+
+/*! @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.
+ *
+ * @param[in] cbfun 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 occurred.
+ *
+ * @remarks This function may be called before @ref glfwInit.
+ *
+ * @note The error callback is called by the thread where the error was
+ * generated. If you are using GLFW from multiple threads, your error callback
+ * needs to be written accordingly.
+ *
+ * @note Because the description string provided to the callback 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 that, you need
+ * to make your own copy of it before returning.
+ *
+ * @ingroup error
+ */
+GLFWAPI GLFWerrorfun glfwSetErrorCallback(GLFWerrorfun cbfun);
+
+/*! @brief Returns the currently connected monitors.
+ *
+ * This function returns an array of handles for all currently connected
+ * monitors.
+ *
+ * @param[out] count Where to store the size of the returned array. This is
+ * set to zero if an error occurred.
+ * @return An array of monitor handles, or `NULL` if an error occurred.
+ *
+ * @note The returned array is allocated and freed by GLFW. You should not
+ * free it yourself.
+ *
+ * @note The returned array is valid only until the monitor configuration
+ * changes. See @ref glfwSetMonitorCallback to receive notifications of
+ * configuration changes.
+ *
+ * @sa glfwGetPrimaryMonitor
+ *
+ * @ingroup monitor
+ */
+GLFWAPI GLFWmonitor** glfwGetMonitors(int* count);
+
+/*! @brief Returns the primary monitor.
+ *
+ * This function returns the primary monitor. This is usually the monitor
+ * where elements like the Windows task bar or the OS X menu bar is located.
+ *
+ * @return The primary monitor, or `NULL` if an error occurred.
+ *
+ * @sa glfwGetMonitors
+ *
+ * @ingroup monitor
+ */
+GLFWAPI GLFWmonitor* glfwGetPrimaryMonitor(void);
+
+/*! @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.
+ *
+ * @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`.
+ *
+ * @ingroup monitor
+ */
+GLFWAPI void glfwGetMonitorPos(GLFWmonitor* monitor, int* xpos, int* ypos);
+
+/*! @brief Returns the physical size of the monitor.
+ *
+ * This function returns the size, in millimetres, of the display area of the
+ * specified monitor.
+ *
+ * @param[in] monitor The monitor to query.
+ * @param[out] width Where to store the width, in mm, of the monitor's display
+ * area, or `NULL`.
+ * @param[out] height Where to store the height, in mm, of the monitor's
+ * display area, or `NULL`.
+ *
+ * @note Some operating systems do not provide accurate information, either
+ * because the monitor's EDID data is incorrect, or because the driver does not
+ * report it accurately.
+ *
+ * @ingroup monitor
+ */
+GLFWAPI void glfwGetMonitorPhysicalSize(GLFWmonitor* monitor, int* width, int* height);
+
+/*! @brief Returns the name of the specified monitor.
+ *
+ * This function returns a human-readable name, encoded as UTF-8, of the
+ * specified monitor.
+ *
+ * @param[in] monitor The monitor to query.
+ * @return The UTF-8 encoded name of the monitor, or `NULL` if an error
+ * occurred.
+ *
+ * @note The returned string is allocated and freed by GLFW. You should not
+ * free it yourself.
+ *
+ * @ingroup monitor
+ */
+GLFWAPI const char* glfwGetMonitorName(GLFWmonitor* 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] cbfun 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 occurred.
+ *
+ * @bug **X11:** This callback is not yet called on monitor configuration
+ * changes.
+ *
+ * @ingroup monitor
+ */
+GLFWAPI GLFWmonitorfun glfwSetMonitorCallback(GLFWmonitorfun cbfun);
+
+/*! @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) and then by resolution area (the
+ * product of width and height).
+ *
+ * @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 occurred.
+ *
+ * @note The returned array is allocated and freed by GLFW. You should not
+ * free it yourself.
+ *
+ * @note The returned array is valid only until this function is called again
+ * for the specified monitor.
+ *
+ * @sa glfwGetVideoMode
+ *
+ * @ingroup monitor
+ */
+GLFWAPI const GLFWvidmode* glfwGetVideoModes(GLFWmonitor* monitor, int* count);
+
+/*! @brief Returns the current mode of the specified monitor.
+ *
+ * This function returns the current video mode of the specified monitor. If
+ * you are using a full screen window, the return value will therefore depend
+ * on whether it is focused.
+ *
+ * @param[in] monitor The monitor to query.
+ * @return The current mode of the monitor, or `NULL` if an error occurred.
+ *
+ * @note The returned struct is allocated and freed by GLFW. You should not
+ * free it yourself.
+ *
+ * @sa glfwGetVideoModes
+ *
+ * @ingroup monitor
+ */
+GLFWAPI const GLFWvidmode* glfwGetVideoMode(GLFWmonitor* monitor);
+
+/*! @brief Generates a gamma ramp and sets it for the specified monitor.
+ *
+ * This function generates a 256-element gamma ramp from the specified exponent
+ * and then calls @ref glfwSetGammaRamp with it.
+ *
+ * @param[in] monitor The monitor whose gamma ramp to set.
+ * @param[in] gamma The desired exponent.
+ *
+ * @ingroup monitor
+ */
+GLFWAPI void glfwSetGamma(GLFWmonitor* monitor, float gamma);
+
+/*! @brief Retrieves the current gamma ramp for the specified monitor.
+ *
+ * This function retrieves 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 occurred.
+ *
+ * @note The value arrays of the returned ramp are allocated and freed by GLFW.
+ * You should not free them yourself.
+ *
+ * @ingroup monitor
+ */
+GLFWAPI const GLFWgammaramp* glfwGetGammaRamp(GLFWmonitor* monitor);
+
+/*! @brief Sets the current gamma ramp for the specified monitor.
+ *
+ * This function sets the current gamma ramp for the specified monitor.
+ *
+ * @param[in] monitor The monitor whose gamma ramp to set.
+ * @param[in] ramp The gamma ramp to use.
+ *
+ * @note Gamma ramp sizes other than 256 are not supported by all hardware.
+ *
+ * @ingroup monitor
+ */
+GLFWAPI void glfwSetGammaRamp(GLFWmonitor* monitor, const GLFWgammaramp* ramp);
+
+/*! @brief Resets all window hints to their default values.
+ *
+ * This function resets all window hints to their
+ * [default values](@ref window_hints_values).
+ *
+ * @note This function may only be called from the main thread.
+ *
+ * @sa glfwWindowHint
+ *
+ * @ingroup window
+ */
+GLFWAPI void glfwDefaultWindowHints(void);
+
+/*! @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 @ref
+ * glfwWindowHint or @ref glfwDefaultWindowHints, or until the library is
+ * terminated with @ref glfwTerminate.
+ *
+ * @param[in] target The [window hint](@ref window_hints) to set.
+ * @param[in] hint The new value of the window hint.
+ *
+ * @par New in GLFW 3
+ * Hints are no longer reset to their default values on window creation. To
+ * set default hint values, use @ref glfwDefaultWindowHints.
+ *
+ * @note This function may only be called from the main thread.
+ *
+ * @sa glfwDefaultWindowHints
+ *
+ * @ingroup window
+ */
+GLFWAPI void glfwWindowHint(int target, int hint);
+
+/*! @brief Creates a window and its associated context.
+ *
+ * This function creates a window and its associated context. Most of the
+ * options controlling how the window and its context should be created are
+ * specified through @ref glfwWindowHint.
+ *
+ * Successful creation does not change which context is current. Before you
+ * can use the newly created context, you need to make it current using @ref
+ * glfwMakeContextCurrent.
+ *
+ * Note that the created window 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 retrieve the actual
+ * attributes of the created window and context, use queries like @ref
+ * glfwGetWindowAttrib and @ref glfwGetWindowSize.
+ *
+ * To create a full screen window, you need to specify the monitor to use. If
+ * no monitor is specified, windowed mode will be used. 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 retrieve monitors, see
+ * @ref monitor_monitors.
+ *
+ * To create the window at a specific position, make it initially invisible
+ * using the `GLFW_VISIBLE` window hint, set its position and then show it.
+ *
+ * If a full screen window is active, the screensaver is prohibited from
+ * starting.
+ *
+ * @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` to use
+ * 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 occurred.
+ *
+ * @remarks **Windows:** If the executable has an icon resource named
+ * `GLFW_ICON,` it will be set as the icon for the window. If no such icon is
+ * present, the `IDI_WINLOGO` icon will be used instead.
+ *
+ * @remarks **Mac OS X:** 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.
+ * Also, the first time a window is opened the menu bar is populated with
+ * common commands like Hide, Quit and About. The (minimal) about dialog uses
+ * information from the application's bundle. For more information on bundles,
+ * see the Bundle Programming Guide provided by Apple.
+ *
+ * @note This function may only be called from the main thread.
+ *
+ * @sa glfwDestroyWindow
+ *
+ * @ingroup window
+ */
+GLFWAPI GLFWwindow* glfwCreateWindow(int width, int height, const char* title, GLFWmonitor* monitor, GLFWwindow* 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.
+ *
+ * @param[in] window The window to destroy.
+ *
+ * @note This function may only be called from the main thread.
+ *
+ * @note This function may not be called from a callback.
+ *
+ * @note If the window's context is current on the main thread, it is
+ * detached before being destroyed.
+ *
+ * @warning The window's context must not be current on any other thread.
+ *
+ * @sa glfwCreateWindow
+ *
+ * @ingroup window
+ */
+GLFWAPI void glfwDestroyWindow(GLFWwindow* 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.
+ *
+ * @remarks This function may be called from secondary threads.
+ *
+ * @ingroup window
+ */
+GLFWAPI int glfwWindowShouldClose(GLFWwindow* 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.
+ *
+ * @remarks This function may be called from secondary threads.
+ *
+ * @ingroup window
+ */
+GLFWAPI void glfwSetWindowShouldClose(GLFWwindow* window, int value);
+
+/*! @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.
+ *
+ * @note This function may only be called from the main thread.
+ *
+ * @ingroup window
+ */
+GLFWAPI void glfwSetWindowTitle(GLFWwindow* window, const char* title);
+
+/*! @brief Retrieves the position of the client area of the specified window.
+ *
+ * This function retrieves the position, in screen coordinates, of the
+ * upper-left corner of the client area of the specified window.
+ *
+ * @param[in] window The window to query.
+ * @param[out] xpos Where to store the x-coordinate of the upper-left corner of
+ * the client area, or `NULL`.
+ * @param[out] ypos Where to store the y-coordinate of the upper-left corner of
+ * the client area, or `NULL`.
+ *
+ * @sa glfwSetWindowPos
+ *
+ * @ingroup window
+ */
+GLFWAPI void glfwGetWindowPos(GLFWwindow* window, int* xpos, int* ypos);
+
+/*! @brief Sets the position of the client area of the specified window.
+ *
+ * This function sets the position, in screen coordinates, of the upper-left
+ * corner of the client area of the window.
+ *
+ * If the specified window is a full screen window, this function does nothing.
+ *
+ * If you wish to set an initial window position you should create a hidden
+ * window (using @ref glfwWindowHint and `GLFW_VISIBLE`), set its position and
+ * then show it.
+ *
+ * @param[in] window The window to query.
+ * @param[in] xpos The x-coordinate of the upper-left corner of the client area.
+ * @param[in] ypos The y-coordinate of the upper-left corner of the client area.
+ *
+ * @note It is very rarely a good idea to move an already visible window, as it
+ * will confuse and annoy the user.
+ *
+ * @note This function may only be called from the main thread.
+ *
+ * @note The window manager may put limits on what positions are allowed.
+ *
+ * @bug **X11:** Some window managers ignore the set position of hidden (i.e.
+ * unmapped) windows, instead placing them where it thinks is appropriate once
+ * they are shown.
+ *
+ * @sa glfwGetWindowPos
+ *
+ * @ingroup window
+ */
+GLFWAPI void glfwSetWindowPos(GLFWwindow* window, int xpos, int ypos);
+
+/*! @brief Retrieves the size of the client area of the specified window.
+ *
+ * This function retrieves the size, in screen coordinates, of the client area
+ * of the specified window.
+ *
+ * @param[in] window The window whose size to retrieve.
+ * @param[out] width Where to store the width, in screen coordinates, of the
+ * client area, or `NULL`.
+ * @param[out] height Where to store the height, in screen coordinates, of the
+ * client area, or `NULL`.
+ *
+ * @sa glfwSetWindowSize
+ *
+ * @ingroup window
+ */
+GLFWAPI void glfwGetWindowSize(GLFWwindow* window, int* width, int* height);
+
+/*! @brief Sets the size of the client area of the specified window.
+ *
+ * This function sets the size, in screen coordinates, of the client area of
+ * the specified window.
+ *
+ * For full screen windows, this function selects and switches to the resolution
+ * closest to the specified size, without affecting the window's context. As
+ * the context is unaffected, the bit depths of the framebuffer remain
+ * unchanged.
+ *
+ * @param[in] window The window to resize.
+ * @param[in] width The desired width of the specified window.
+ * @param[in] height The desired height of the specified window.
+ *
+ * @note This function may only be called from the main thread.
+ *
+ * @note The window manager may put limits on what window sizes are allowed.
+ *
+ * @sa glfwGetWindowSize
+ *
+ * @ingroup window
+ */
+GLFWAPI void glfwSetWindowSize(GLFWwindow* window, int width, 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.
+ *
+ * @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`.
+ *
+ * @sa glfwSetFramebufferSizeCallback
+ *
+ * @ingroup window
+ */
+GLFWAPI void glfwGetFramebufferSize(GLFWwindow* window, int* width, int* height);
+
+/*! @brief Iconifies the specified window.
+ *
+ * This function iconifies/minimizes the specified window, if it was previously
+ * restored. If it is a full screen window, the original monitor resolution is
+ * restored until the window is restored. If the window is already iconified,
+ * this function does nothing.
+ *
+ * @param[in] window The window to iconify.
+ *
+ * @note This function may only be called from the main thread.
+ *
+ * @sa glfwRestoreWindow
+ *
+ * @ingroup window
+ */
+GLFWAPI void glfwIconifyWindow(GLFWwindow* window);
+
+/*! @brief Restores the specified window.
+ *
+ * This function restores the specified window, if it was previously
+ * iconified/minimized. If it is a full screen window, the resolution chosen
+ * for the window is restored on the selected monitor. If the window is
+ * already restored, this function does nothing.
+ *
+ * @param[in] window The window to restore.
+ *
+ * @note This function may only be called from the main thread.
+ *
+ * @sa glfwIconifyWindow
+ *
+ * @ingroup window
+ */
+GLFWAPI void glfwRestoreWindow(GLFWwindow* 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.
+ *
+ * @param[in] window The window to make visible.
+ *
+ * @note This function may only be called from the main thread.
+ *
+ * @sa glfwHideWindow
+ *
+ * @ingroup window
+ */
+GLFWAPI void glfwShowWindow(GLFWwindow* 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.
+ *
+ * @note This function may only be called from the main thread.
+ *
+ * @sa glfwShowWindow
+ *
+ * @ingroup window
+ */
+GLFWAPI void glfwHideWindow(GLFWwindow* 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.
+ *
+ * @ingroup window
+ */
+GLFWAPI GLFWmonitor* glfwGetWindowMonitor(GLFWwindow* window);
+
+/*! @brief Returns an attribute of the specified window.
+ *
+ * This function returns an attribute of the specified window. There are many
+ * attributes, some related to the window and others to its 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 occurred.
+ *
+ * @ingroup window
+ */
+GLFWAPI int glfwGetWindowAttrib(GLFWwindow* window, int attrib);
+
+/*! @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.
+ *
+ * @sa glfwGetWindowUserPointer
+ *
+ * @ingroup window
+ */
+GLFWAPI void glfwSetWindowUserPointer(GLFWwindow* 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.
+ *
+ * @sa glfwSetWindowUserPointer
+ *
+ * @ingroup window
+ */
+GLFWAPI void* glfwGetWindowUserPointer(GLFWwindow* 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 screen
+ * position of the upper-left corner of the client area of the window.
+ *
+ * @param[in] window The window whose callback to set.
+ * @param[in] cbfun 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 occurred.
+ *
+ * @ingroup window
+ */
+GLFWAPI GLFWwindowposfun glfwSetWindowPosCallback(GLFWwindow* window, GLFWwindowposfun cbfun);
+
+/*! @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 client area of the window.
+ *
+ * @param[in] window The window whose callback to set.
+ * @param[in] cbfun 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 occurred.
+ *
+ * @ingroup window
+ */
+GLFWAPI GLFWwindowsizefun glfwSetWindowSizeCallback(GLFWwindow* window, GLFWwindowsizefun cbfun);
+
+/*! @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] cbfun 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 occurred.
+ *
+ * @remarks **Mac OS X:** Selecting Quit from the application menu will
+ * trigger the close callback for all windows.
+ *
+ * @ingroup window
+ */
+GLFWAPI GLFWwindowclosefun glfwSetWindowCloseCallback(GLFWwindow* window, GLFWwindowclosefun cbfun);
+
+/*! @brief Sets the refresh callback for the specified window.
+ *
+ * This function sets the refresh callback of the specified window, which is
+ * called when the client 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 or Aqua, 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] cbfun 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 occurred.
+ *
+ * @note On compositing window systems such as Aero, Compiz or Aqua, where the
+ * window contents are saved off-screen, this callback may be called only very
+ * infrequently or never at all.
+ *
+ * @ingroup window
+ */
+GLFWAPI GLFWwindowrefreshfun glfwSetWindowRefreshCallback(GLFWwindow* window, GLFWwindowrefreshfun cbfun);
+
+/*! @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 focus.
+ *
+ * After the focus callback is called for a window that lost 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] cbfun 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 occurred.
+ *
+ * @ingroup window
+ */
+GLFWAPI GLFWwindowfocusfun glfwSetWindowFocusCallback(GLFWwindow* window, GLFWwindowfocusfun cbfun);
+
+/*! @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] cbfun 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 occurred.
+ *
+ * @ingroup window
+ */
+GLFWAPI GLFWwindowiconifyfun glfwSetWindowIconifyCallback(GLFWwindow* window, GLFWwindowiconifyfun cbfun);
+
+/*! @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] cbfun 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 occurred.
+ *
+ * @ingroup window
+ */
+GLFWAPI GLFWframebuffersizefun glfwSetFramebufferSizeCallback(GLFWwindow* window, GLFWframebuffersizefun cbfun);
+
+/*! @brief Processes all pending events.
+ *
+ * This function processes only those events that have already been received
+ * and then returns immediately. Processing events will cause the window and
+ * input callbacks associated with those events to be called.
+ *
+ * This function is not required for joystick input to work.
+ *
+ * @par New in GLFW 3
+ * This function is no longer called by @ref glfwSwapBuffers. You need to call
+ * it or @ref glfwWaitEvents yourself.
+ *
+ * @note This function may only be called from the main thread.
+ *
+ * @note This function may not be called from a callback.
+ *
+ * @note On some platforms, certain callbacks may be called outside of a call
+ * to one of the event processing functions.
+ *
+ * @sa glfwWaitEvents
+ *
+ * @ingroup window
+ */
+GLFWAPI void glfwPollEvents(void);
+
+/*! @brief Waits until events are pending and processes them.
+ *
+ * This function puts the calling thread to sleep until at least one event has
+ * been received. Once one or more events have been received, it behaves as if
+ * @ref glfwPollEvents was called, i.e. the events 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.
+ *
+ * This function is not required for joystick input to work.
+ *
+ * @note This function may only be called from the main thread.
+ *
+ * @note This function may not be called from a callback.
+ *
+ * @note On some platforms, certain callbacks may be called outside of a call
+ * to one of the event processing functions.
+ *
+ * @sa glfwPollEvents
+ *
+ * @ingroup window
+ */
+GLFWAPI void glfwWaitEvents(void);
+
+/*! @brief Returns the value of an input option for the specified window.
+ *
+ * @param[in] window The window to query.
+ * @param[in] mode One of `GLFW_CURSOR`, `GLFW_STICKY_KEYS` or
+ * `GLFW_STICKY_MOUSE_BUTTONS`.
+ *
+ * @sa glfwSetInputMode
+ *
+ * @ingroup input
+ */
+GLFWAPI int glfwGetInputMode(GLFWwindow* window, int mode);
+
+/*! @brief Sets an input option for the specified window.
+ * @param[in] window The window whose input mode to set.
+ * @param[in] mode One of `GLFW_CURSOR`, `GLFW_STICKY_KEYS` or
+ * `GLFW_STICKY_MOUSE_BUTTONS`.
+ * @param[in] value The new value of the specified input mode.
+ *
+ * If `mode` is `GLFW_CURSOR`, the value must be one of the supported input
+ * modes:
+ * - `GLFW_CURSOR_NORMAL` makes the cursor visible and behaving normally.
+ * - `GLFW_CURSOR_HIDDEN` makes the cursor invisible when it is over the client
+ * area of the window.
+ * - `GLFW_CURSOR_DISABLED` disables the cursor and removes any limitations on
+ * cursor movement.
+ *
+ * If `mode` is `GLFW_STICKY_KEYS`, the value must be either `GL_TRUE` to
+ * enable sticky keys, or `GL_FALSE` to disable it. If sticky keys are
+ * enabled, a key press will ensure that @ref glfwGetKey returns @ref
+ * 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 `mode` is `GLFW_STICKY_MOUSE_BUTTONS`, the value must be either `GL_TRUE`
+ * to enable sticky mouse buttons, or `GL_FALSE` to disable it. If sticky
+ * mouse buttons are enabled, a mouse button press will ensure that @ref
+ * glfwGetMouseButton returns @ref 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.
+ *
+ * @sa glfwGetInputMode
+ *
+ * @ingroup input
+ */
+GLFWAPI void glfwSetInputMode(GLFWwindow* window, int mode, int value);
+
+/*! @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 higher-level state `GLFW_REPEAT` is only reported to
+ * the key callback.
+ *
+ * If the `GLFW_STICKY_KEYS` input mode is enabled, this function returns
+ * `GLFW_PRESS` the first time you call this function after a key has been
+ * pressed, even if the 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.
+ *
+ * @param[in] window The desired window.
+ * @param[in] key The desired [keyboard key](@ref keys).
+ * @return One of `GLFW_PRESS` or `GLFW_RELEASE`.
+ *
+ * @note `GLFW_KEY_UNKNOWN` is not a valid key for this function.
+ *
+ * @ingroup input
+ */
+GLFWAPI int glfwGetKey(GLFWwindow* window, int 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.
+ *
+ * If the `GLFW_STICKY_MOUSE_BUTTONS` input mode is enabled, this function
+ * returns `GLFW_PRESS` the first time you call this function after a mouse
+ * button has been pressed, even if the mouse button has already been released.
+ *
+ * @param[in] window The desired window.
+ * @param[in] button The desired [mouse button](@ref buttons).
+ * @return One of `GLFW_PRESS` or `GLFW_RELEASE`.
+ *
+ * @ingroup input
+ */
+GLFWAPI int glfwGetMouseButton(GLFWwindow* window, int button);
+
+/*! @brief Retrieves the last reported cursor position, relative to the client
+ * area of the window.
+ *
+ * This function returns the last reported position of the cursor to 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.
+ *
+ * @param[in] window The desired window.
+ * @param[out] xpos Where to store the cursor x-coordinate, relative to the
+ * left edge of the client area, or `NULL`.
+ * @param[out] ypos Where to store the cursor y-coordinate, relative to the to
+ * top edge of the client area, or `NULL`.
+ *
+ * @sa glfwSetCursorPos
+ *
+ * @ingroup input
+ */
+GLFWAPI void glfwGetCursorPos(GLFWwindow* window, double* xpos, double* ypos);
+
+/*! @brief Sets the position of the cursor, relative to the client area of the window.
+ *
+ * This function sets the position of the cursor. The specified window must be
+ * focused. If the window does not have focus when this function is called, it
+ * fails silently.
+ *
+ * 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`.
+ *
+ * @param[in] window The desired window.
+ * @param[in] xpos The desired x-coordinate, relative to the left edge of the
+ * client area, or `NULL`.
+ * @param[in] ypos The desired y-coordinate, relative to the top edge of the
+ * client area, or `NULL`.
+ *
+ * @sa glfwGetCursorPos
+ *
+ * @ingroup input
+ */
+GLFWAPI void glfwSetCursorPos(GLFWwindow* window, double xpos, double ypos);
+
+/*! @brief Sets the key callback.
+ *
+ * This function sets the key callback of the specific 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 focus, it will generate synthetic key release events
+ * for all pressed keys. You can tell these events from user-generated events
+ * by the fact that the synthetic ones are generated after the window has lost
+ * focus, i.e. `GLFW_FOCUSED` will be false and the focus callback will have
+ * already 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 retrieved 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] cbfun 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 an
+ * error occurred.
+ *
+ * @ingroup input
+ */
+GLFWAPI GLFWkeyfun glfwSetKeyCallback(GLFWwindow* window, GLFWkeyfun cbfun);
+
+/*! @brief Sets the Unicode character callback.
+ *
+ * This function sets the character callback of the specific window, which is
+ * called when a Unicode character is input.
+ *
+ * The character callback is intended for text input. If you want to know
+ * whether a specific key was pressed or released, use the
+ * [key callback](@ref glfwSetKeyCallback) instead.
+ *
+ * @param[in] window The window whose callback to set.
+ * @param[in] cbfun 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 occurred.
+ *
+ * @ingroup input
+ */
+GLFWAPI GLFWcharfun glfwSetCharCallback(GLFWwindow* window, GLFWcharfun cbfun);
+
+/*! @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 focus, it will generate synthetic mouse button release
+ * events for all pressed mouse buttons. You can tell these events from
+ * user-generated events by the fact that the synthetic ones are generated
+ * after the window has lost focus, i.e. `GLFW_FOCUSED` will be false and the
+ * focus callback will have already been called.
+ *
+ * @param[in] window The window whose callback to set.
+ * @param[in] cbfun 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 occurred.
+ *
+ * @ingroup input
+ */
+GLFWAPI GLFWmousebuttonfun glfwSetMouseButtonCallback(GLFWwindow* window, GLFWmousebuttonfun cbfun);
+
+/*! @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 relative to the upper-left corner of the client area of the window.
+ *
+ * @param[in] window The window whose callback to set.
+ * @param[in] cbfun 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 occurred.
+ *
+ * @ingroup input
+ */
+GLFWAPI GLFWcursorposfun glfwSetCursorPosCallback(GLFWwindow* window, GLFWcursorposfun cbfun);
+
+/*! @brief Sets the cursor enter/exit callback.
+ *
+ * This function sets the cursor boundary crossing callback of the specified
+ * window, which is called when the cursor enters or leaves the client area of
+ * the window.
+ *
+ * @param[in] window The window whose callback to set.
+ * @param[in] cbfun 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 occurred.
+ *
+ * @ingroup input
+ */
+GLFWAPI GLFWcursorenterfun glfwSetCursorEnterCallback(GLFWwindow* window, GLFWcursorenterfun cbfun);
+
+/*! @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] cbfun 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 an
+ * error occurred.
+ *
+ * @ingroup input
+ */
+GLFWAPI GLFWscrollfun glfwSetScrollCallback(GLFWwindow* window, GLFWscrollfun cbfun);
+
+/*! @brief Returns whether the specified joystick is present.
+ *
+ * This function returns whether the specified joystick is present.
+ *
+ * @param[in] joy The joystick to query.
+ * @return `GL_TRUE` if the joystick is present, or `GL_FALSE` otherwise.
+ *
+ * @ingroup input
+ */
+GLFWAPI int glfwJoystickPresent(int joy);
+
+/*! @brief Returns the values of all axes of the specified joystick.
+ *
+ * This function returns the values of all axes of the specified joystick.
+ *
+ * @param[in] joy The joystick to query.
+ * @param[out] count Where to store the size of the returned array. This is
+ * set to zero if an error occurred.
+ * @return An array of axis values, or `NULL` if the joystick is not present.
+ *
+ * @note The returned array is allocated and freed by GLFW. You should not
+ * free it yourself.
+ *
+ * @note The returned array is valid only until the next call to @ref
+ * glfwGetJoystickAxes for that joystick.
+ *
+ * @ingroup input
+ */
+GLFWAPI const float* glfwGetJoystickAxes(int joy, 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.
+ *
+ * @param[in] joy The joystick to query.
+ * @param[out] count Where to store the size of the returned array. This is
+ * set to zero if an error occurred.
+ * @return An array of button states, or `NULL` if the joystick is not present.
+ *
+ * @note The returned array is allocated and freed by GLFW. You should not
+ * free it yourself.
+ *
+ * @note The returned array is valid only until the next call to @ref
+ * glfwGetJoystickButtons for that joystick.
+ *
+ * @ingroup input
+ */
+GLFWAPI const unsigned char* glfwGetJoystickButtons(int joy, int* count);
+
+/*! @brief Returns the name of the specified joystick.
+ *
+ * This function returns the name, encoded as UTF-8, of the specified joystick.
+ *
+ * @param[in] joy The joystick to query.
+ * @return The UTF-8 encoded name of the joystick, or `NULL` if the joystick
+ * is not present.
+ *
+ * @note The returned string is allocated and freed by GLFW. You should not
+ * free it yourself.
+ *
+ * @note The returned string is valid only until the next call to @ref
+ * glfwGetJoystickName for that joystick.
+ *
+ * @ingroup input
+ */
+GLFWAPI const char* glfwGetJoystickName(int joy);
+
+/*! @brief Sets the clipboard to the specified string.
+ *
+ * This function sets the system clipboard to the specified, UTF-8 encoded
+ * string. The string is copied before returning, so you don't have to retain
+ * it afterwards.
+ *
+ * @param[in] window The window that will own the clipboard contents.
+ * @param[in] string A UTF-8 encoded string.
+ *
+ * @note This function may only be called from the main thread.
+ *
+ * @sa glfwGetClipboardString
+ *
+ * @ingroup clipboard
+ */
+GLFWAPI void glfwSetClipboardString(GLFWwindow* window, const char* string);
+
+/*! @brief Retrieves 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.
+ *
+ * @param[in] window The window that will request the clipboard contents.
+ * @return The contents of the clipboard as a UTF-8 encoded string, or `NULL`
+ * if an error occurred.
+ *
+ * @note This function may only be called from the main thread.
+ *
+ * @note The returned string is allocated and freed by GLFW. You should not
+ * free it yourself.
+ *
+ * @note The returned string is valid only until the next call to @ref
+ * glfwGetClipboardString or @ref glfwSetClipboardString.
+ *
+ * @sa glfwSetClipboardString
+ *
+ * @ingroup clipboard
+ */
+GLFWAPI const char* glfwGetClipboardString(GLFWwindow* window);
+
+/*! @brief Returns the value of the GLFW timer.
+ *
+ * This function returns the value of the GLFW timer. Unless the timer has
+ * been set using @ref glfwSetTime, the timer measures time elapsed since GLFW
+ * was initialized.
+ *
+ * @return The current value, in seconds, or zero if an error occurred.
+ *
+ * @remarks This function may be called from secondary threads.
+ *
+ * @note 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 supported platform.
+ *
+ * @ingroup time
+ */
+GLFWAPI double glfwGetTime(void);
+
+/*! @brief Sets the GLFW timer.
+ *
+ * This function sets the value of the GLFW timer. It then continues to count
+ * up from that value.
+ *
+ * @param[in] time The new value, in seconds.
+ *
+ * @note 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 supported platform.
+ *
+ * @ingroup time
+ */
+GLFWAPI void glfwSetTime(double time);
+
+/*! @brief Makes the context of the specified window current for the calling
+ * thread.
+ *
+ * This function makes the context of the specified window current on the
+ * calling thread. A context can only be made current on a single thread at
+ * a time and each thread can have only a single current context at a time.
+ *
+ * @param[in] window The window whose context to make current, or `NULL` to
+ * detach the current context.
+ *
+ * @remarks This function may be called from secondary threads.
+ *
+ * @sa glfwGetCurrentContext
+ *
+ * @ingroup context
+ */
+GLFWAPI void glfwMakeContextCurrent(GLFWwindow* window);
+
+/*! @brief Returns the window whose context is current on the calling thread.
+ *
+ * This function returns the window whose context is current on the calling
+ * thread.
+ *
+ * @return The window whose context is current, or `NULL` if no window's
+ * context is current.
+ *
+ * @remarks This function may be called from secondary threads.
+ *
+ * @sa glfwMakeContextCurrent
+ *
+ * @ingroup context
+ */
+GLFWAPI GLFWwindow* glfwGetCurrentContext(void);
+
+/*! @brief Swaps the front and back buffers of the specified window.
+ *
+ * This function swaps the front and back buffers of the specified window. If
+ * the swap interval is greater than zero, the GPU driver waits the specified
+ * number of screen updates before swapping the buffers.
+ *
+ * @param[in] window The window whose buffers to swap.
+ *
+ * @remarks This function may be called from secondary threads.
+ *
+ * @par New in GLFW 3
+ * This function no longer calls @ref glfwPollEvents. You need to call it or
+ * @ref glfwWaitEvents yourself.
+ *
+ * @sa glfwSwapInterval
+ *
+ * @ingroup context
+ */
+GLFWAPI void glfwSwapBuffers(GLFWwindow* window);
+
+/*! @brief Sets the swap interval for the current context.
+ *
+ * This function sets the swap interval for the current context, i.e. the
+ * number of screen updates to wait before swapping the buffers of a window and
+ * returning from @ref glfwSwapBuffers. This is sometimes called 'vertical
+ * synchronization', 'vertical retrace synchronization' or 'vsync'.
+ *
+ * Contexts that support either of the `WGL_EXT_swap_control_tear` and
+ * `GLX_EXT_swap_control_tear` extensions also accept negative swap intervals,
+ * which allow the driver to swap even if a frame arrives a little bit late.
+ * You can check for the presence of these extensions using @ref
+ * glfwExtensionSupported. For more information about swap tearing, see the
+ * extension specifications.
+ *
+ * @param[in] interval The minimum number of screen updates to wait for
+ * until the buffers are swapped by @ref glfwSwapBuffers.
+ *
+ * @remarks This function may be called from secondary threads.
+ *
+ * @note Some GPU drivers do not honor the requested swap interval, either
+ * because of user settings that override the request or due to bugs in the
+ * driver.
+ *
+ * @sa glfwSwapBuffers
+ *
+ * @ingroup context
+ */
+GLFWAPI void glfwSwapInterval(int interval);
+
+/*! @brief Returns whether the specified extension is available.
+ *
+ * This function returns whether the specified
+ * [OpenGL or context creation API extension](@ref context_glext) is supported
+ * by the current context. For example, on Windows both the OpenGL and WGL
+ * extension strings are checked.
+ *
+ * @param[in] extension The ASCII encoded name of the extension.
+ * @return `GL_TRUE` if the extension is available, or `GL_FALSE` otherwise.
+ *
+ * @remarks This function may be called from secondary threads.
+ *
+ * @note As this functions searches one or more extension strings on each call,
+ * it is recommended that you cache its results if it's 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.
+ *
+ * @ingroup context
+ */
+GLFWAPI int glfwExtensionSupported(const char* extension);
+
+/*! @brief Returns the address of the specified function for the current
+ * context.
+ *
+ * This function returns the address of the specified
+ * [client API or extension function](@ref context_glext), if it is supported
+ * by the current context.
+ *
+ * @param[in] procname The ASCII encoded name of the function.
+ * @return The address of the function, or `NULL` if the function is
+ * unavailable.
+ *
+ * @remarks This function may be called from secondary threads.
+ *
+ * @note The addresses of these functions are not guaranteed to be the same for
+ * all contexts, especially if they use different client APIs or even different
+ * context creation hints.
+ *
+ * @ingroup context
+ */
+GLFWAPI GLFWglproc glfwGetProcAddress(const char* procname);
+
+
+/*************************************************************************
+ * Global definition cleanup
+ *************************************************************************/
+
+/* ------------------- BEGIN SYSTEM/COMPILER SPECIFIC -------------------- */
+
+#ifdef GLFW_WINGDIAPI_DEFINED
+ #undef WINGDIAPI
+ #undef GLFW_WINGDIAPI_DEFINED
+#endif
+
+#ifdef GLFW_CALLBACK_DEFINED
+ #undef CALLBACK
+ #undef GLFW_CALLBACK_DEFINED
+#endif
+
+/* -------------------- END SYSTEM/COMPILER SPECIFIC --------------------- */
+
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* _glfw3_h_ */
+
diff --git a/externals/glfw-3.0.2/include/GLFW/glfw3native.h b/externals/glfw-3.0.2/include/GLFW/glfw3native.h
new file mode 100644
index 000000000..d570f5876
--- /dev/null
+++ b/externals/glfw-3.0.2/include/GLFW/glfw3native.h
@@ -0,0 +1,180 @@
+/*************************************************************************
+ * GLFW 3.0 - www.glfw.org
+ * A library for OpenGL, window and input
+ *------------------------------------------------------------------------
+ * Copyright (c) 2002-2006 Marcus Geelnard
+ * Copyright (c) 2006-2010 Camilla Berglund <elmindreda@elmindreda.org>
+ *
+ * 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.
+ *
+ *************************************************************************/
+
+#ifndef _glfw3_native_h_
+#define _glfw3_native_h_
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+
+/*************************************************************************
+ * Doxygen documentation
+ *************************************************************************/
+
+/*! @defgroup native Native access
+ *
+ * **By using the native API, you assert that you know what you're doing and
+ * how to fix problems caused by using it. If you don't, you shouldn't be
+ * using it.**
+ *
+ * Before the inclusion of @ref glfw3native.h, you must define exactly one
+ * window API macro and exactly one context API macro. Failure to do this
+ * will cause a compile-time error.
+ *
+ * The available window API macros are:
+ * * `GLFW_EXPOSE_NATIVE_WIN32`
+ * * `GLFW_EXPOSE_NATIVE_COCOA`
+ * * `GLFW_EXPOSE_NATIVE_X11`
+ *
+ * The available context API macros are:
+ * * `GLFW_EXPOSE_NATIVE_WGL`
+ * * `GLFW_EXPOSE_NATIVE_NSGL`
+ * * `GLFW_EXPOSE_NATIVE_GLX`
+ * * `GLFW_EXPOSE_NATIVE_EGL`
+ *
+ * These macros select which of the native access functions that are declared
+ * and which platform-specific headers to include. It is then up your (by
+ * definition platform-specific) code to handle which of these should be
+ * defined.
+ */
+
+
+/*************************************************************************
+ * System headers and types
+ *************************************************************************/
+
+#if defined(GLFW_EXPOSE_NATIVE_WIN32)
+ #include <windows.h>
+#elif defined(GLFW_EXPOSE_NATIVE_COCOA)
+ #if defined(__OBJC__)
+ #import <Cocoa/Cocoa.h>
+ #else
+ typedef void* id;
+ #endif
+#elif defined(GLFW_EXPOSE_NATIVE_X11)
+ #include <X11/Xlib.h>
+#else
+ #error "No window API specified"
+#endif
+
+#if defined(GLFW_EXPOSE_NATIVE_WGL)
+ /* WGL is declared by windows.h */
+#elif defined(GLFW_EXPOSE_NATIVE_NSGL)
+ /* NSGL is declared by Cocoa.h */
+#elif defined(GLFW_EXPOSE_NATIVE_GLX)
+ #include <GL/glx.h>
+#elif defined(GLFW_EXPOSE_NATIVE_EGL)
+ #include <EGL/egl.h>
+#else
+ #error "No context API specified"
+#endif
+
+
+/*************************************************************************
+ * Functions
+ *************************************************************************/
+
+#if defined(GLFW_EXPOSE_NATIVE_WIN32)
+/*! @brief Returns the `HWND` of the specified window.
+ * @return The `HWND` of the specified window.
+ * @ingroup native
+ */
+GLFWAPI HWND glfwGetWin32Window(GLFWwindow* window);
+#endif
+
+#if defined(GLFW_EXPOSE_NATIVE_WGL)
+/*! @brief Returns the `HGLRC` of the specified window.
+ * @return The `HGLRC` of the specified window.
+ * @ingroup native
+ */
+GLFWAPI HGLRC glfwGetWGLContext(GLFWwindow* window);
+#endif
+
+#if defined(GLFW_EXPOSE_NATIVE_COCOA)
+/*! @brief Returns the `NSWindow` of the specified window.
+ * @return The `NSWindow` of the specified window.
+ * @ingroup native
+ */
+GLFWAPI id glfwGetCocoaWindow(GLFWwindow* window);
+#endif
+
+#if defined(GLFW_EXPOSE_NATIVE_NSGL)
+/*! @brief Returns the `NSOpenGLContext` of the specified window.
+ * @return The `NSOpenGLContext` of the specified window.
+ * @ingroup native
+ */
+GLFWAPI id glfwGetNSGLContext(GLFWwindow* window);
+#endif
+
+#if defined(GLFW_EXPOSE_NATIVE_X11)
+/*! @brief Returns the `Display` used by GLFW.
+ * @return The `Display` used by GLFW.
+ * @ingroup native
+ */
+GLFWAPI Display* glfwGetX11Display(void);
+/*! @brief Returns the `Window` of the specified window.
+ * @return The `Window` of the specified window.
+ * @ingroup native
+ */
+GLFWAPI Window glfwGetX11Window(GLFWwindow* window);
+#endif
+
+#if defined(GLFW_EXPOSE_NATIVE_GLX)
+/*! @brief Returns the `GLXContext` of the specified window.
+ * @return The `GLXContext` of the specified window.
+ * @ingroup native
+ */
+GLFWAPI GLXContext glfwGetGLXContext(GLFWwindow* window);
+#endif
+
+#if defined(GLFW_EXPOSE_NATIVE_EGL)
+/*! @brief Returns the `EGLDisplay` used by GLFW.
+ * @return The `EGLDisplay` used by GLFW.
+ * @ingroup native
+ */
+GLFWAPI EGLDisplay glfwGetEGLDisplay(void);
+/*! @brief Returns the `EGLContext` of the specified window.
+ * @return The `EGLContext` of the specified window.
+ * @ingroup native
+ */
+GLFWAPI EGLContext glfwGetEGLContext(GLFWwindow* window);
+/*! @brief Returns the `EGLSurface` of the specified window.
+ * @return The `EGLSurface` of the specified window.
+ * @ingroup native
+ */
+GLFWAPI EGLSurface glfwGetEGLSurface(GLFWwindow* window);
+#endif
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* _glfw3_native_h_ */
+