github.com/Konstantin8105/c4go@v0.0.0-20240505174241-768bb1c65a51/tests/raylib/external/glfw/src/internal.h (about)

     1  //========================================================================
     2  // GLFW 3.4 - www.glfw.org
     3  //------------------------------------------------------------------------
     4  // Copyright (c) 2002-2006 Marcus Geelnard
     5  // Copyright (c) 2006-2019 Camilla Löwy <elmindreda@glfw.org>
     6  //
     7  // This software is provided 'as-is', without any express or implied
     8  // warranty. In no event will the authors be held liable for any damages
     9  // arising from the use of this software.
    10  //
    11  // Permission is granted to anyone to use this software for any purpose,
    12  // including commercial applications, and to alter it and redistribute it
    13  // freely, subject to the following restrictions:
    14  //
    15  // 1. The origin of this software must not be misrepresented; you must not
    16  //    claim that you wrote the original software. If you use this software
    17  //    in a product, an acknowledgment in the product documentation would
    18  //    be appreciated but is not required.
    19  //
    20  // 2. Altered source versions must be plainly marked as such, and must not
    21  //    be misrepresented as being the original software.
    22  //
    23  // 3. This notice may not be removed or altered from any source
    24  //    distribution.
    25  //
    26  //========================================================================
    27  
    28  #pragma once
    29  
    30  #if defined(_GLFW_USE_CONFIG_H)
    31   #include "glfw_config.h"
    32  #endif
    33  
    34  #if defined(GLFW_INCLUDE_GLCOREARB) || \
    35      defined(GLFW_INCLUDE_ES1)       || \
    36      defined(GLFW_INCLUDE_ES2)       || \
    37      defined(GLFW_INCLUDE_ES3)       || \
    38      defined(GLFW_INCLUDE_ES31)      || \
    39      defined(GLFW_INCLUDE_ES32)      || \
    40      defined(GLFW_INCLUDE_NONE)      || \
    41      defined(GLFW_INCLUDE_GLEXT)     || \
    42      defined(GLFW_INCLUDE_GLU)       || \
    43      defined(GLFW_INCLUDE_VULKAN)    || \
    44      defined(GLFW_DLL)
    45   #error "You must not define any header option macros when compiling GLFW"
    46  #endif
    47  
    48  #define GLFW_INCLUDE_NONE
    49  #include "../include/GLFW/glfw3.h"
    50  
    51  #define _GLFW_INSERT_FIRST      0
    52  #define _GLFW_INSERT_LAST       1
    53  
    54  #define _GLFW_POLL_PRESENCE     0
    55  #define _GLFW_POLL_AXES         1
    56  #define _GLFW_POLL_BUTTONS      2
    57  #define _GLFW_POLL_ALL          (_GLFW_POLL_AXES | _GLFW_POLL_BUTTONS)
    58  
    59  #define _GLFW_MESSAGE_SIZE      1024
    60  
    61  typedef int GLFWbool;
    62  typedef void (*GLFWproc)(void);
    63  
    64  typedef struct _GLFWerror       _GLFWerror;
    65  typedef struct _GLFWinitconfig  _GLFWinitconfig;
    66  typedef struct _GLFWwndconfig   _GLFWwndconfig;
    67  typedef struct _GLFWctxconfig   _GLFWctxconfig;
    68  typedef struct _GLFWfbconfig    _GLFWfbconfig;
    69  typedef struct _GLFWcontext     _GLFWcontext;
    70  typedef struct _GLFWwindow      _GLFWwindow;
    71  typedef struct _GLFWplatform    _GLFWplatform;
    72  typedef struct _GLFWlibrary     _GLFWlibrary;
    73  typedef struct _GLFWmonitor     _GLFWmonitor;
    74  typedef struct _GLFWcursor      _GLFWcursor;
    75  typedef struct _GLFWmapelement  _GLFWmapelement;
    76  typedef struct _GLFWmapping     _GLFWmapping;
    77  typedef struct _GLFWjoystick    _GLFWjoystick;
    78  typedef struct _GLFWtls         _GLFWtls;
    79  typedef struct _GLFWmutex       _GLFWmutex;
    80  
    81  #define GL_VERSION 0x1f02
    82  #define GL_NONE 0
    83  #define GL_COLOR_BUFFER_BIT 0x00004000
    84  #define GL_UNSIGNED_BYTE 0x1401
    85  #define GL_EXTENSIONS 0x1f03
    86  #define GL_NUM_EXTENSIONS 0x821d
    87  #define GL_CONTEXT_FLAGS 0x821e
    88  #define GL_CONTEXT_FLAG_FORWARD_COMPATIBLE_BIT 0x00000001
    89  #define GL_CONTEXT_FLAG_DEBUG_BIT 0x00000002
    90  #define GL_CONTEXT_PROFILE_MASK 0x9126
    91  #define GL_CONTEXT_COMPATIBILITY_PROFILE_BIT 0x00000002
    92  #define GL_CONTEXT_CORE_PROFILE_BIT 0x00000001
    93  #define GL_RESET_NOTIFICATION_STRATEGY_ARB 0x8256
    94  #define GL_LOSE_CONTEXT_ON_RESET_ARB 0x8252
    95  #define GL_NO_RESET_NOTIFICATION_ARB 0x8261
    96  #define GL_CONTEXT_RELEASE_BEHAVIOR 0x82fb
    97  #define GL_CONTEXT_RELEASE_BEHAVIOR_FLUSH 0x82fc
    98  #define GL_CONTEXT_FLAG_NO_ERROR_BIT_KHR 0x00000008
    99  
   100  typedef int GLint;
   101  typedef unsigned int GLuint;
   102  typedef unsigned int GLenum;
   103  typedef unsigned int GLbitfield;
   104  typedef unsigned char GLubyte;
   105  
   106  typedef void (APIENTRY * PFNGLCLEARPROC)(GLbitfield);
   107  typedef const GLubyte* (APIENTRY * PFNGLGETSTRINGPROC)(GLenum);
   108  typedef void (APIENTRY * PFNGLGETINTEGERVPROC)(GLenum,GLint*);
   109  typedef const GLubyte* (APIENTRY * PFNGLGETSTRINGIPROC)(GLenum,GLuint);
   110  
   111  #if defined(_GLFW_WIN32)
   112   #define EGLAPIENTRY __stdcall
   113  #else
   114   #define EGLAPIENTRY
   115  #endif
   116  
   117  #define EGL_SUCCESS 0x3000
   118  #define EGL_NOT_INITIALIZED 0x3001
   119  #define EGL_BAD_ACCESS 0x3002
   120  #define EGL_BAD_ALLOC 0x3003
   121  #define EGL_BAD_ATTRIBUTE 0x3004
   122  #define EGL_BAD_CONFIG 0x3005
   123  #define EGL_BAD_CONTEXT 0x3006
   124  #define EGL_BAD_CURRENT_SURFACE 0x3007
   125  #define EGL_BAD_DISPLAY 0x3008
   126  #define EGL_BAD_MATCH 0x3009
   127  #define EGL_BAD_NATIVE_PIXMAP 0x300a
   128  #define EGL_BAD_NATIVE_WINDOW 0x300b
   129  #define EGL_BAD_PARAMETER 0x300c
   130  #define EGL_BAD_SURFACE 0x300d
   131  #define EGL_CONTEXT_LOST 0x300e
   132  #define EGL_COLOR_BUFFER_TYPE 0x303f
   133  #define EGL_RGB_BUFFER 0x308e
   134  #define EGL_SURFACE_TYPE 0x3033
   135  #define EGL_WINDOW_BIT 0x0004
   136  #define EGL_RENDERABLE_TYPE 0x3040
   137  #define EGL_OPENGL_ES_BIT 0x0001
   138  #define EGL_OPENGL_ES2_BIT 0x0004
   139  #define EGL_OPENGL_BIT 0x0008
   140  #define EGL_ALPHA_SIZE 0x3021
   141  #define EGL_BLUE_SIZE 0x3022
   142  #define EGL_GREEN_SIZE 0x3023
   143  #define EGL_RED_SIZE 0x3024
   144  #define EGL_DEPTH_SIZE 0x3025
   145  #define EGL_STENCIL_SIZE 0x3026
   146  #define EGL_SAMPLES 0x3031
   147  #define EGL_OPENGL_ES_API 0x30a0
   148  #define EGL_OPENGL_API 0x30a2
   149  #define EGL_NONE 0x3038
   150  #define EGL_RENDER_BUFFER 0x3086
   151  #define EGL_SINGLE_BUFFER 0x3085
   152  #define EGL_EXTENSIONS 0x3055
   153  #define EGL_CONTEXT_CLIENT_VERSION 0x3098
   154  #define EGL_NATIVE_VISUAL_ID 0x302e
   155  #define EGL_NO_SURFACE ((EGLSurface) 0)
   156  #define EGL_NO_DISPLAY ((EGLDisplay) 0)
   157  #define EGL_NO_CONTEXT ((EGLContext) 0)
   158  #define EGL_DEFAULT_DISPLAY ((EGLNativeDisplayType) 0)
   159  
   160  #define EGL_CONTEXT_OPENGL_FORWARD_COMPATIBLE_BIT_KHR 0x00000002
   161  #define EGL_CONTEXT_OPENGL_CORE_PROFILE_BIT_KHR 0x00000001
   162  #define EGL_CONTEXT_OPENGL_COMPATIBILITY_PROFILE_BIT_KHR 0x00000002
   163  #define EGL_CONTEXT_OPENGL_DEBUG_BIT_KHR 0x00000001
   164  #define EGL_CONTEXT_OPENGL_RESET_NOTIFICATION_STRATEGY_KHR 0x31bd
   165  #define EGL_NO_RESET_NOTIFICATION_KHR 0x31be
   166  #define EGL_LOSE_CONTEXT_ON_RESET_KHR 0x31bf
   167  #define EGL_CONTEXT_OPENGL_ROBUST_ACCESS_BIT_KHR 0x00000004
   168  #define EGL_CONTEXT_MAJOR_VERSION_KHR 0x3098
   169  #define EGL_CONTEXT_MINOR_VERSION_KHR 0x30fb
   170  #define EGL_CONTEXT_OPENGL_PROFILE_MASK_KHR 0x30fd
   171  #define EGL_CONTEXT_FLAGS_KHR 0x30fc
   172  #define EGL_CONTEXT_OPENGL_NO_ERROR_KHR 0x31b3
   173  #define EGL_GL_COLORSPACE_KHR 0x309d
   174  #define EGL_GL_COLORSPACE_SRGB_KHR 0x3089
   175  #define EGL_CONTEXT_RELEASE_BEHAVIOR_KHR 0x2097
   176  #define EGL_CONTEXT_RELEASE_BEHAVIOR_NONE_KHR 0
   177  #define EGL_CONTEXT_RELEASE_BEHAVIOR_FLUSH_KHR 0x2098
   178  #define EGL_PLATFORM_X11_EXT 0x31d5
   179  #define EGL_PLATFORM_WAYLAND_EXT 0x31d8
   180  #define EGL_PRESENT_OPAQUE_EXT 0x31df
   181  #define EGL_PLATFORM_ANGLE_ANGLE 0x3202
   182  #define EGL_PLATFORM_ANGLE_TYPE_ANGLE 0x3203
   183  #define EGL_PLATFORM_ANGLE_TYPE_OPENGL_ANGLE 0x320d
   184  #define EGL_PLATFORM_ANGLE_TYPE_OPENGLES_ANGLE 0x320e
   185  #define EGL_PLATFORM_ANGLE_TYPE_D3D9_ANGLE 0x3207
   186  #define EGL_PLATFORM_ANGLE_TYPE_D3D11_ANGLE 0x3208
   187  #define EGL_PLATFORM_ANGLE_TYPE_VULKAN_ANGLE 0x3450
   188  #define EGL_PLATFORM_ANGLE_TYPE_METAL_ANGLE 0x3489
   189  #define EGL_PLATFORM_ANGLE_NATIVE_PLATFORM_TYPE_ANGLE 0x348f
   190  
   191  typedef int EGLint;
   192  typedef unsigned int EGLBoolean;
   193  typedef unsigned int EGLenum;
   194  typedef void* EGLConfig;
   195  typedef void* EGLContext;
   196  typedef void* EGLDisplay;
   197  typedef void* EGLSurface;
   198  
   199  typedef void* EGLNativeDisplayType;
   200  typedef void* EGLNativeWindowType;
   201  
   202  // EGL function pointer typedefs
   203  typedef EGLBoolean (EGLAPIENTRY * PFN_eglGetConfigAttrib)(EGLDisplay,EGLConfig,EGLint,EGLint*);
   204  typedef EGLBoolean (EGLAPIENTRY * PFN_eglGetConfigs)(EGLDisplay,EGLConfig*,EGLint,EGLint*);
   205  typedef EGLDisplay (EGLAPIENTRY * PFN_eglGetDisplay)(EGLNativeDisplayType);
   206  typedef EGLint (EGLAPIENTRY * PFN_eglGetError)(void);
   207  typedef EGLBoolean (EGLAPIENTRY * PFN_eglInitialize)(EGLDisplay,EGLint*,EGLint*);
   208  typedef EGLBoolean (EGLAPIENTRY * PFN_eglTerminate)(EGLDisplay);
   209  typedef EGLBoolean (EGLAPIENTRY * PFN_eglBindAPI)(EGLenum);
   210  typedef EGLContext (EGLAPIENTRY * PFN_eglCreateContext)(EGLDisplay,EGLConfig,EGLContext,const EGLint*);
   211  typedef EGLBoolean (EGLAPIENTRY * PFN_eglDestroySurface)(EGLDisplay,EGLSurface);
   212  typedef EGLBoolean (EGLAPIENTRY * PFN_eglDestroyContext)(EGLDisplay,EGLContext);
   213  typedef EGLSurface (EGLAPIENTRY * PFN_eglCreateWindowSurface)(EGLDisplay,EGLConfig,EGLNativeWindowType,const EGLint*);
   214  typedef EGLBoolean (EGLAPIENTRY * PFN_eglMakeCurrent)(EGLDisplay,EGLSurface,EGLSurface,EGLContext);
   215  typedef EGLBoolean (EGLAPIENTRY * PFN_eglSwapBuffers)(EGLDisplay,EGLSurface);
   216  typedef EGLBoolean (EGLAPIENTRY * PFN_eglSwapInterval)(EGLDisplay,EGLint);
   217  typedef const char* (EGLAPIENTRY * PFN_eglQueryString)(EGLDisplay,EGLint);
   218  typedef GLFWglproc (EGLAPIENTRY * PFN_eglGetProcAddress)(const char*);
   219  #define eglGetConfigAttrib _glfw.egl.GetConfigAttrib
   220  #define eglGetConfigs _glfw.egl.GetConfigs
   221  #define eglGetDisplay _glfw.egl.GetDisplay
   222  #define eglGetError _glfw.egl.GetError
   223  #define eglInitialize _glfw.egl.Initialize
   224  #define eglTerminate _glfw.egl.Terminate
   225  #define eglBindAPI _glfw.egl.BindAPI
   226  #define eglCreateContext _glfw.egl.CreateContext
   227  #define eglDestroySurface _glfw.egl.DestroySurface
   228  #define eglDestroyContext _glfw.egl.DestroyContext
   229  #define eglCreateWindowSurface _glfw.egl.CreateWindowSurface
   230  #define eglMakeCurrent _glfw.egl.MakeCurrent
   231  #define eglSwapBuffers _glfw.egl.SwapBuffers
   232  #define eglSwapInterval _glfw.egl.SwapInterval
   233  #define eglQueryString _glfw.egl.QueryString
   234  #define eglGetProcAddress _glfw.egl.GetProcAddress
   235  
   236  typedef EGLDisplay (EGLAPIENTRY * PFNEGLGETPLATFORMDISPLAYEXTPROC)(EGLenum,void*,const EGLint*);
   237  typedef EGLSurface (EGLAPIENTRY * PFNEGLCREATEPLATFORMWINDOWSURFACEEXTPROC)(EGLDisplay,EGLConfig,void*,const EGLint*);
   238  #define eglGetPlatformDisplayEXT _glfw.egl.GetPlatformDisplayEXT
   239  #define eglCreatePlatformWindowSurfaceEXT _glfw.egl.CreatePlatformWindowSurfaceEXT
   240  
   241  #define OSMESA_RGBA 0x1908
   242  #define OSMESA_FORMAT 0x22
   243  #define OSMESA_DEPTH_BITS 0x30
   244  #define OSMESA_STENCIL_BITS 0x31
   245  #define OSMESA_ACCUM_BITS 0x32
   246  #define OSMESA_PROFILE 0x33
   247  #define OSMESA_CORE_PROFILE 0x34
   248  #define OSMESA_COMPAT_PROFILE 0x35
   249  #define OSMESA_CONTEXT_MAJOR_VERSION 0x36
   250  #define OSMESA_CONTEXT_MINOR_VERSION 0x37
   251  
   252  typedef void* OSMesaContext;
   253  typedef void (*OSMESAproc)(void);
   254  
   255  typedef OSMesaContext (GLAPIENTRY * PFN_OSMesaCreateContextExt)(GLenum,GLint,GLint,GLint,OSMesaContext);
   256  typedef OSMesaContext (GLAPIENTRY * PFN_OSMesaCreateContextAttribs)(const int*,OSMesaContext);
   257  typedef void (GLAPIENTRY * PFN_OSMesaDestroyContext)(OSMesaContext);
   258  typedef int (GLAPIENTRY * PFN_OSMesaMakeCurrent)(OSMesaContext,void*,int,int,int);
   259  typedef int (GLAPIENTRY * PFN_OSMesaGetColorBuffer)(OSMesaContext,int*,int*,int*,void**);
   260  typedef int (GLAPIENTRY * PFN_OSMesaGetDepthBuffer)(OSMesaContext,int*,int*,int*,void**);
   261  typedef GLFWglproc (GLAPIENTRY * PFN_OSMesaGetProcAddress)(const char*);
   262  #define OSMesaCreateContextExt _glfw.osmesa.CreateContextExt
   263  #define OSMesaCreateContextAttribs _glfw.osmesa.CreateContextAttribs
   264  #define OSMesaDestroyContext _glfw.osmesa.DestroyContext
   265  #define OSMesaMakeCurrent _glfw.osmesa.MakeCurrent
   266  #define OSMesaGetColorBuffer _glfw.osmesa.GetColorBuffer
   267  #define OSMesaGetDepthBuffer _glfw.osmesa.GetDepthBuffer
   268  #define OSMesaGetProcAddress _glfw.osmesa.GetProcAddress
   269  
   270  #define VK_NULL_HANDLE 0
   271  
   272  typedef void* VkInstance;
   273  typedef void* VkPhysicalDevice;
   274  typedef uint64_t VkSurfaceKHR;
   275  typedef uint32_t VkFlags;
   276  typedef uint32_t VkBool32;
   277  
   278  typedef enum VkStructureType
   279  {
   280      VK_STRUCTURE_TYPE_XLIB_SURFACE_CREATE_INFO_KHR = 1000004000,
   281      VK_STRUCTURE_TYPE_XCB_SURFACE_CREATE_INFO_KHR = 1000005000,
   282      VK_STRUCTURE_TYPE_WAYLAND_SURFACE_CREATE_INFO_KHR = 1000006000,
   283      VK_STRUCTURE_TYPE_WIN32_SURFACE_CREATE_INFO_KHR = 1000009000,
   284      VK_STRUCTURE_TYPE_MACOS_SURFACE_CREATE_INFO_MVK = 1000123000,
   285      VK_STRUCTURE_TYPE_METAL_SURFACE_CREATE_INFO_EXT = 1000217000,
   286      VK_STRUCTURE_TYPE_MAX_ENUM = 0x7FFFFFFF
   287  } VkStructureType;
   288  
   289  typedef enum VkResult
   290  {
   291      VK_SUCCESS = 0,
   292      VK_NOT_READY = 1,
   293      VK_TIMEOUT = 2,
   294      VK_EVENT_SET = 3,
   295      VK_EVENT_RESET = 4,
   296      VK_INCOMPLETE = 5,
   297      VK_ERROR_OUT_OF_HOST_MEMORY = -1,
   298      VK_ERROR_OUT_OF_DEVICE_MEMORY = -2,
   299      VK_ERROR_INITIALIZATION_FAILED = -3,
   300      VK_ERROR_DEVICE_LOST = -4,
   301      VK_ERROR_MEMORY_MAP_FAILED = -5,
   302      VK_ERROR_LAYER_NOT_PRESENT = -6,
   303      VK_ERROR_EXTENSION_NOT_PRESENT = -7,
   304      VK_ERROR_FEATURE_NOT_PRESENT = -8,
   305      VK_ERROR_INCOMPATIBLE_DRIVER = -9,
   306      VK_ERROR_TOO_MANY_OBJECTS = -10,
   307      VK_ERROR_FORMAT_NOT_SUPPORTED = -11,
   308      VK_ERROR_SURFACE_LOST_KHR = -1000000000,
   309      VK_SUBOPTIMAL_KHR = 1000001003,
   310      VK_ERROR_OUT_OF_DATE_KHR = -1000001004,
   311      VK_ERROR_INCOMPATIBLE_DISPLAY_KHR = -1000003001,
   312      VK_ERROR_NATIVE_WINDOW_IN_USE_KHR = -1000000001,
   313      VK_ERROR_VALIDATION_FAILED_EXT = -1000011001,
   314      VK_RESULT_MAX_ENUM = 0x7FFFFFFF
   315  } VkResult;
   316  
   317  typedef struct VkAllocationCallbacks VkAllocationCallbacks;
   318  
   319  typedef struct VkExtensionProperties
   320  {
   321      char            extensionName[256];
   322      uint32_t        specVersion;
   323  } VkExtensionProperties;
   324  
   325  typedef void (APIENTRY * PFN_vkVoidFunction)(void);
   326  
   327  typedef PFN_vkVoidFunction (APIENTRY * PFN_vkGetInstanceProcAddr)(VkInstance,const char*);
   328  typedef VkResult (APIENTRY * PFN_vkEnumerateInstanceExtensionProperties)(const char*,uint32_t*,VkExtensionProperties*);
   329  #define vkGetInstanceProcAddr _glfw.vk.GetInstanceProcAddr
   330  
   331  #include "platform.h"
   332  
   333  // Constructs a version number string from the public header macros
   334  #define _GLFW_CONCAT_VERSION(m, n, r) #m "." #n "." #r
   335  #define _GLFW_MAKE_VERSION(m, n, r) _GLFW_CONCAT_VERSION(m, n, r)
   336  #define _GLFW_VERSION_NUMBER _GLFW_MAKE_VERSION(GLFW_VERSION_MAJOR, \
   337                                                  GLFW_VERSION_MINOR, \
   338                                                  GLFW_VERSION_REVISION)
   339  
   340  // Checks for whether the library has been initialized
   341  #define _GLFW_REQUIRE_INIT()                         \
   342      if (!_glfw.initialized)                          \
   343      {                                                \
   344          _glfwInputError(GLFW_NOT_INITIALIZED, NULL); \
   345          return;                                      \
   346      }
   347  #define _GLFW_REQUIRE_INIT_OR_RETURN(x)              \
   348      if (!_glfw.initialized)                          \
   349      {                                                \
   350          _glfwInputError(GLFW_NOT_INITIALIZED, NULL); \
   351          return x;                                    \
   352      }
   353  
   354  // Swaps the provided pointers
   355  #define _GLFW_SWAP(type, x, y) \
   356      {                          \
   357          type t;                \
   358          t = x;                 \
   359          x = y;                 \
   360          y = t;                 \
   361      }
   362  
   363  // Per-thread error structure
   364  //
   365  struct _GLFWerror
   366  {
   367      _GLFWerror*     next;
   368      int             code;
   369      char            description[_GLFW_MESSAGE_SIZE];
   370  };
   371  
   372  // Initialization configuration
   373  //
   374  // Parameters relating to the initialization of the library
   375  //
   376  struct _GLFWinitconfig
   377  {
   378      GLFWbool      hatButtons;
   379      int           angleType;
   380      int           platformID;
   381      PFN_vkGetInstanceProcAddr vulkanLoader;
   382      struct {
   383          GLFWbool  menubar;
   384          GLFWbool  chdir;
   385      } ns;
   386      struct {
   387          GLFWbool  xcbVulkanSurface;
   388      } x11;
   389  };
   390  
   391  // Window configuration
   392  //
   393  // Parameters relating to the creation of the window but not directly related
   394  // to the framebuffer.  This is used to pass window creation parameters from
   395  // shared code to the platform API.
   396  //
   397  struct _GLFWwndconfig
   398  {
   399      int           xpos;
   400      int           ypos;
   401      int           width;
   402      int           height;
   403      const char*   title;
   404      GLFWbool      resizable;
   405      GLFWbool      visible;
   406      GLFWbool      decorated;
   407      GLFWbool      focused;
   408      GLFWbool      autoIconify;
   409      GLFWbool      floating;
   410      GLFWbool      maximized;
   411      GLFWbool      centerCursor;
   412      GLFWbool      focusOnShow;
   413      GLFWbool      mousePassthrough;
   414      GLFWbool      scaleToMonitor;
   415      struct {
   416          GLFWbool  retina;
   417          char      frameName[256];
   418      } ns;
   419      struct {
   420          char      className[256];
   421          char      instanceName[256];
   422      } x11;
   423      struct {
   424          GLFWbool  keymenu;
   425      } win32;
   426      struct {
   427          char      appId[256];
   428      } wl;
   429  };
   430  
   431  // Context configuration
   432  //
   433  // Parameters relating to the creation of the context but not directly related
   434  // to the framebuffer.  This is used to pass context creation parameters from
   435  // shared code to the platform API.
   436  //
   437  struct _GLFWctxconfig
   438  {
   439      int           client;
   440      int           source;
   441      int           major;
   442      int           minor;
   443      GLFWbool      forward;
   444      GLFWbool      debug;
   445      GLFWbool      noerror;
   446      int           profile;
   447      int           robustness;
   448      int           release;
   449      _GLFWwindow*  share;
   450      struct {
   451          GLFWbool  offline;
   452      } nsgl;
   453  };
   454  
   455  // Framebuffer configuration
   456  //
   457  // This describes buffers and their sizes.  It also contains
   458  // a platform-specific ID used to map back to the backend API object.
   459  //
   460  // It is used to pass framebuffer parameters from shared code to the platform
   461  // API and also to enumerate and select available framebuffer configs.
   462  //
   463  struct _GLFWfbconfig
   464  {
   465      int         redBits;
   466      int         greenBits;
   467      int         blueBits;
   468      int         alphaBits;
   469      int         depthBits;
   470      int         stencilBits;
   471      int         accumRedBits;
   472      int         accumGreenBits;
   473      int         accumBlueBits;
   474      int         accumAlphaBits;
   475      int         auxBuffers;
   476      GLFWbool    stereo;
   477      int         samples;
   478      GLFWbool    sRGB;
   479      GLFWbool    doublebuffer;
   480      GLFWbool    transparent;
   481      uintptr_t   handle;
   482  };
   483  
   484  // Context structure
   485  //
   486  struct _GLFWcontext
   487  {
   488      int                 client;
   489      int                 source;
   490      int                 major, minor, revision;
   491      GLFWbool            forward, debug, noerror;
   492      int                 profile;
   493      int                 robustness;
   494      int                 release;
   495  
   496      PFNGLGETSTRINGIPROC  GetStringi;
   497      PFNGLGETINTEGERVPROC GetIntegerv;
   498      PFNGLGETSTRINGPROC   GetString;
   499  
   500      void (*makeCurrent)(_GLFWwindow*);
   501      void (*swapBuffers)(_GLFWwindow*);
   502      void (*swapInterval)(int);
   503      int (*extensionSupported)(const char*);
   504      GLFWglproc (*getProcAddress)(const char*);
   505      void (*destroy)(_GLFWwindow*);
   506  
   507      struct {
   508          EGLConfig       config;
   509          EGLContext      handle;
   510          EGLSurface      surface;
   511          void*           client;
   512      } egl;
   513  
   514      struct {
   515          OSMesaContext   handle;
   516          int             width;
   517          int             height;
   518          void*           buffer;
   519      } osmesa;
   520  
   521      // This is defined in platform.h
   522      GLFW_PLATFORM_CONTEXT_STATE
   523  };
   524  
   525  // Window and context structure
   526  //
   527  struct _GLFWwindow
   528  {
   529      struct _GLFWwindow* next;
   530  
   531      // Window settings and state
   532      GLFWbool            resizable;
   533      GLFWbool            decorated;
   534      GLFWbool            autoIconify;
   535      GLFWbool            floating;
   536      GLFWbool            focusOnShow;
   537      GLFWbool            mousePassthrough;
   538      GLFWbool            shouldClose;
   539      void*               userPointer;
   540      GLFWbool            doublebuffer;
   541      GLFWvidmode         videoMode;
   542      _GLFWmonitor*       monitor;
   543      _GLFWcursor*        cursor;
   544  
   545      int                 minwidth, minheight;
   546      int                 maxwidth, maxheight;
   547      int                 numer, denom;
   548  
   549      GLFWbool            stickyKeys;
   550      GLFWbool            stickyMouseButtons;
   551      GLFWbool            lockKeyMods;
   552      int                 cursorMode;
   553      char                mouseButtons[GLFW_MOUSE_BUTTON_LAST + 1];
   554      char                keys[GLFW_KEY_LAST + 1];
   555      // Virtual cursor position when cursor is disabled
   556      double              virtualCursorPosX, virtualCursorPosY;
   557      GLFWbool            rawMouseMotion;
   558  
   559      _GLFWcontext        context;
   560  
   561      struct {
   562          GLFWwindowposfun          pos;
   563          GLFWwindowsizefun         size;
   564          GLFWwindowclosefun        close;
   565          GLFWwindowrefreshfun      refresh;
   566          GLFWwindowfocusfun        focus;
   567          GLFWwindowiconifyfun      iconify;
   568          GLFWwindowmaximizefun     maximize;
   569          GLFWframebuffersizefun    fbsize;
   570          GLFWwindowcontentscalefun scale;
   571          GLFWmousebuttonfun        mouseButton;
   572          GLFWcursorposfun          cursorPos;
   573          GLFWcursorenterfun        cursorEnter;
   574          GLFWscrollfun             scroll;
   575          GLFWkeyfun                key;
   576          GLFWcharfun               character;
   577          GLFWcharmodsfun           charmods;
   578          GLFWdropfun               drop;
   579      } callbacks;
   580  
   581      // This is defined in platform.h
   582      GLFW_PLATFORM_WINDOW_STATE
   583  };
   584  
   585  // Monitor structure
   586  //
   587  struct _GLFWmonitor
   588  {
   589      char            name[128];
   590      void*           userPointer;
   591  
   592      // Physical dimensions in millimeters.
   593      int             widthMM, heightMM;
   594  
   595      // The window whose video mode is current on this monitor
   596      _GLFWwindow*    window;
   597  
   598      GLFWvidmode*    modes;
   599      int             modeCount;
   600      GLFWvidmode     currentMode;
   601  
   602      GLFWgammaramp   originalRamp;
   603      GLFWgammaramp   currentRamp;
   604  
   605      // This is defined in platform.h
   606      GLFW_PLATFORM_MONITOR_STATE
   607  };
   608  
   609  // Cursor structure
   610  //
   611  struct _GLFWcursor
   612  {
   613      _GLFWcursor*    next;
   614      // This is defined in platform.h
   615      GLFW_PLATFORM_CURSOR_STATE
   616  };
   617  
   618  // Gamepad mapping element structure
   619  //
   620  struct _GLFWmapelement
   621  {
   622      uint8_t         type;
   623      uint8_t         index;
   624      int8_t          axisScale;
   625      int8_t          axisOffset;
   626  };
   627  
   628  // Gamepad mapping structure
   629  //
   630  struct _GLFWmapping
   631  {
   632      char            name[128];
   633      char            guid[33];
   634      _GLFWmapelement buttons[15];
   635      _GLFWmapelement axes[6];
   636  };
   637  
   638  // Joystick structure
   639  //
   640  struct _GLFWjoystick
   641  {
   642      GLFWbool        allocated;
   643      GLFWbool        connected;
   644      float*          axes;
   645      int             axisCount;
   646      unsigned char*  buttons;
   647      int             buttonCount;
   648      unsigned char*  hats;
   649      int             hatCount;
   650      char            name[128];
   651      void*           userPointer;
   652      char            guid[33];
   653      _GLFWmapping*   mapping;
   654  
   655      // This is defined in platform.h
   656      GLFW_PLATFORM_JOYSTICK_STATE
   657  };
   658  
   659  // Thread local storage structure
   660  //
   661  struct _GLFWtls
   662  {
   663      // This is defined in platform.h
   664      GLFW_PLATFORM_TLS_STATE
   665  };
   666  
   667  // Mutex structure
   668  //
   669  struct _GLFWmutex
   670  {
   671      // This is defined in platform.h
   672      GLFW_PLATFORM_MUTEX_STATE
   673  };
   674  
   675  // Platform API structure
   676  //
   677  struct _GLFWplatform
   678  {
   679      int platformID;
   680      // init
   681      GLFWbool (*init)(void);
   682      void (*terminate)(void);
   683      // input
   684      void (*getCursorPos)(_GLFWwindow*,double*,double*);
   685      void (*setCursorPos)(_GLFWwindow*,double,double);
   686      void (*setCursorMode)(_GLFWwindow*,int);
   687      void (*setRawMouseMotion)(_GLFWwindow*,GLFWbool);
   688      GLFWbool (*rawMouseMotionSupported)(void);
   689      GLFWbool (*createCursor)(_GLFWcursor*,const GLFWimage*,int,int);
   690      GLFWbool (*createStandardCursor)(_GLFWcursor*,int);
   691      void (*destroyCursor)(_GLFWcursor*);
   692      void (*setCursor)(_GLFWwindow*,_GLFWcursor*);
   693      const char* (*getScancodeName)(int);
   694      int (*getKeyScancode)(int);
   695      void (*setClipboardString)(const char*);
   696      const char* (*getClipboardString)(void);
   697      GLFWbool (*initJoysticks)(void);
   698      void (*terminateJoysticks)(void);
   699      GLFWbool (*pollJoystick)(_GLFWjoystick*,int);
   700      const char* (*getMappingName)(void);
   701      void (*updateGamepadGUID)(char*);
   702      // monitor
   703      void (*freeMonitor)(_GLFWmonitor*);
   704      void (*getMonitorPos)(_GLFWmonitor*,int*,int*);
   705      void (*getMonitorContentScale)(_GLFWmonitor*,float*,float*);
   706      void (*getMonitorWorkarea)(_GLFWmonitor*,int*,int*,int*,int*);
   707      GLFWvidmode* (*getVideoModes)(_GLFWmonitor*,int*);
   708      void (*getVideoMode)(_GLFWmonitor*,GLFWvidmode*);
   709      GLFWbool (*getGammaRamp)(_GLFWmonitor*,GLFWgammaramp*);
   710      void (*setGammaRamp)(_GLFWmonitor*,const GLFWgammaramp*);
   711      // window
   712      GLFWbool (*createWindow)(_GLFWwindow*,const _GLFWwndconfig*,const _GLFWctxconfig*,const _GLFWfbconfig*);
   713      void (*destroyWindow)(_GLFWwindow*);
   714      void (*setWindowTitle)(_GLFWwindow*,const char*);
   715      void (*setWindowIcon)(_GLFWwindow*,int,const GLFWimage*);
   716      void (*getWindowPos)(_GLFWwindow*,int*,int*);
   717      void (*setWindowPos)(_GLFWwindow*,int,int);
   718      void (*getWindowSize)(_GLFWwindow*,int*,int*);
   719      void (*setWindowSize)(_GLFWwindow*,int,int);
   720      void (*setWindowSizeLimits)(_GLFWwindow*,int,int,int,int);
   721      void (*setWindowAspectRatio)(_GLFWwindow*,int,int);
   722      void (*getFramebufferSize)(_GLFWwindow*,int*,int*);
   723      void (*getWindowFrameSize)(_GLFWwindow*,int*,int*,int*,int*);
   724      void (*getWindowContentScale)(_GLFWwindow*,float*,float*);
   725      void (*iconifyWindow)(_GLFWwindow*);
   726      void (*restoreWindow)(_GLFWwindow*);
   727      void (*maximizeWindow)(_GLFWwindow*);
   728      void (*showWindow)(_GLFWwindow*);
   729      void (*hideWindow)(_GLFWwindow*);
   730      void (*requestWindowAttention)(_GLFWwindow*);
   731      void (*focusWindow)(_GLFWwindow*);
   732      void (*setWindowMonitor)(_GLFWwindow*,_GLFWmonitor*,int,int,int,int,int);
   733      GLFWbool (*windowFocused)(_GLFWwindow*);
   734      GLFWbool (*windowIconified)(_GLFWwindow*);
   735      GLFWbool (*windowVisible)(_GLFWwindow*);
   736      GLFWbool (*windowMaximized)(_GLFWwindow*);
   737      GLFWbool (*windowHovered)(_GLFWwindow*);
   738      GLFWbool (*framebufferTransparent)(_GLFWwindow*);
   739      float (*getWindowOpacity)(_GLFWwindow*);
   740      void (*setWindowResizable)(_GLFWwindow*,GLFWbool);
   741      void (*setWindowDecorated)(_GLFWwindow*,GLFWbool);
   742      void (*setWindowFloating)(_GLFWwindow*,GLFWbool);
   743      void (*setWindowOpacity)(_GLFWwindow*,float);
   744      void (*setWindowMousePassthrough)(_GLFWwindow*,GLFWbool);
   745      void (*pollEvents)(void);
   746      void (*waitEvents)(void);
   747      void (*waitEventsTimeout)(double);
   748      void (*postEmptyEvent)(void);
   749      // EGL
   750      EGLenum (*getEGLPlatform)(EGLint**);
   751      EGLNativeDisplayType (*getEGLNativeDisplay)(void);
   752      EGLNativeWindowType (*getEGLNativeWindow)(_GLFWwindow*);
   753      // vulkan
   754      void (*getRequiredInstanceExtensions)(char**);
   755      GLFWbool (*getPhysicalDevicePresentationSupport)(VkInstance,VkPhysicalDevice,uint32_t);
   756      VkResult (*createWindowSurface)(VkInstance,_GLFWwindow*,const VkAllocationCallbacks*,VkSurfaceKHR*);
   757  };
   758  
   759  // Library global data
   760  //
   761  struct _GLFWlibrary
   762  {
   763      GLFWbool            initialized;
   764      GLFWallocator       allocator;
   765  
   766      _GLFWplatform       platform;
   767  
   768      struct {
   769          _GLFWinitconfig init;
   770          _GLFWfbconfig   framebuffer;
   771          _GLFWwndconfig  window;
   772          _GLFWctxconfig  context;
   773          int             refreshRate;
   774      } hints;
   775  
   776      _GLFWerror*         errorListHead;
   777      _GLFWcursor*        cursorListHead;
   778      _GLFWwindow*        windowListHead;
   779  
   780      _GLFWmonitor**      monitors;
   781      int                 monitorCount;
   782  
   783      GLFWbool            joysticksInitialized;
   784      _GLFWjoystick       joysticks[GLFW_JOYSTICK_LAST + 1];
   785      _GLFWmapping*       mappings;
   786      int                 mappingCount;
   787  
   788      _GLFWtls            errorSlot;
   789      _GLFWtls            contextSlot;
   790      _GLFWmutex          errorLock;
   791  
   792      struct {
   793          uint64_t        offset;
   794          // This is defined in platform.h
   795          GLFW_PLATFORM_LIBRARY_TIMER_STATE
   796      } timer;
   797  
   798      struct {
   799          EGLenum         platform;
   800          EGLDisplay      display;
   801          EGLint          major, minor;
   802          GLFWbool        prefix;
   803  
   804          GLFWbool        KHR_create_context;
   805          GLFWbool        KHR_create_context_no_error;
   806          GLFWbool        KHR_gl_colorspace;
   807          GLFWbool        KHR_get_all_proc_addresses;
   808          GLFWbool        KHR_context_flush_control;
   809          GLFWbool        EXT_client_extensions;
   810          GLFWbool        EXT_platform_base;
   811          GLFWbool        EXT_platform_x11;
   812          GLFWbool        EXT_platform_wayland;
   813          GLFWbool        EXT_present_opaque;
   814          GLFWbool        ANGLE_platform_angle;
   815          GLFWbool        ANGLE_platform_angle_opengl;
   816          GLFWbool        ANGLE_platform_angle_d3d;
   817          GLFWbool        ANGLE_platform_angle_vulkan;
   818          GLFWbool        ANGLE_platform_angle_metal;
   819  
   820          void*           handle;
   821  
   822          PFN_eglGetConfigAttrib      GetConfigAttrib;
   823          PFN_eglGetConfigs           GetConfigs;
   824          PFN_eglGetDisplay           GetDisplay;
   825          PFN_eglGetError             GetError;
   826          PFN_eglInitialize           Initialize;
   827          PFN_eglTerminate            Terminate;
   828          PFN_eglBindAPI              BindAPI;
   829          PFN_eglCreateContext        CreateContext;
   830          PFN_eglDestroySurface       DestroySurface;
   831          PFN_eglDestroyContext       DestroyContext;
   832          PFN_eglCreateWindowSurface  CreateWindowSurface;
   833          PFN_eglMakeCurrent          MakeCurrent;
   834          PFN_eglSwapBuffers          SwapBuffers;
   835          PFN_eglSwapInterval         SwapInterval;
   836          PFN_eglQueryString          QueryString;
   837          PFN_eglGetProcAddress       GetProcAddress;
   838  
   839          PFNEGLGETPLATFORMDISPLAYEXTPROC GetPlatformDisplayEXT;
   840          PFNEGLCREATEPLATFORMWINDOWSURFACEEXTPROC CreatePlatformWindowSurfaceEXT;
   841      } egl;
   842  
   843      struct {
   844          void*           handle;
   845  
   846          PFN_OSMesaCreateContextExt      CreateContextExt;
   847          PFN_OSMesaCreateContextAttribs  CreateContextAttribs;
   848          PFN_OSMesaDestroyContext        DestroyContext;
   849          PFN_OSMesaMakeCurrent           MakeCurrent;
   850          PFN_OSMesaGetColorBuffer        GetColorBuffer;
   851          PFN_OSMesaGetDepthBuffer        GetDepthBuffer;
   852          PFN_OSMesaGetProcAddress        GetProcAddress;
   853  
   854      } osmesa;
   855  
   856      struct {
   857          GLFWbool        available;
   858          void*           handle;
   859          char*           extensions[2];
   860          PFN_vkGetInstanceProcAddr GetInstanceProcAddr;
   861          GLFWbool        KHR_surface;
   862          GLFWbool        KHR_win32_surface;
   863          GLFWbool        MVK_macos_surface;
   864          GLFWbool        EXT_metal_surface;
   865          GLFWbool        KHR_xlib_surface;
   866          GLFWbool        KHR_xcb_surface;
   867          GLFWbool        KHR_wayland_surface;
   868      } vk;
   869  
   870      struct {
   871          GLFWmonitorfun  monitor;
   872          GLFWjoystickfun joystick;
   873      } callbacks;
   874  
   875      // These are defined in platform.h
   876      GLFW_PLATFORM_LIBRARY_WINDOW_STATE
   877      GLFW_PLATFORM_LIBRARY_CONTEXT_STATE
   878      GLFW_PLATFORM_LIBRARY_JOYSTICK_STATE
   879  };
   880  
   881  // Global state shared between compilation units of GLFW
   882  //
   883  extern _GLFWlibrary _glfw;
   884  
   885  
   886  //////////////////////////////////////////////////////////////////////////
   887  //////                       GLFW platform API                      //////
   888  //////////////////////////////////////////////////////////////////////////
   889  
   890  void _glfwPlatformInitTimer(void);
   891  uint64_t _glfwPlatformGetTimerValue(void);
   892  uint64_t _glfwPlatformGetTimerFrequency(void);
   893  
   894  GLFWbool _glfwPlatformCreateTls(_GLFWtls* tls);
   895  void _glfwPlatformDestroyTls(_GLFWtls* tls);
   896  void* _glfwPlatformGetTls(_GLFWtls* tls);
   897  void _glfwPlatformSetTls(_GLFWtls* tls, void* value);
   898  
   899  GLFWbool _glfwPlatformCreateMutex(_GLFWmutex* mutex);
   900  void _glfwPlatformDestroyMutex(_GLFWmutex* mutex);
   901  void _glfwPlatformLockMutex(_GLFWmutex* mutex);
   902  void _glfwPlatformUnlockMutex(_GLFWmutex* mutex);
   903  
   904  void* _glfwPlatformLoadModule(const char* path);
   905  void _glfwPlatformFreeModule(void* module);
   906  GLFWproc _glfwPlatformGetModuleSymbol(void* module, const char* name);
   907  
   908  
   909  //////////////////////////////////////////////////////////////////////////
   910  //////                         GLFW event API                       //////
   911  //////////////////////////////////////////////////////////////////////////
   912  
   913  void _glfwInputWindowFocus(_GLFWwindow* window, GLFWbool focused);
   914  void _glfwInputWindowPos(_GLFWwindow* window, int xpos, int ypos);
   915  void _glfwInputWindowSize(_GLFWwindow* window, int width, int height);
   916  void _glfwInputFramebufferSize(_GLFWwindow* window, int width, int height);
   917  void _glfwInputWindowContentScale(_GLFWwindow* window,
   918                                    float xscale, float yscale);
   919  void _glfwInputWindowIconify(_GLFWwindow* window, GLFWbool iconified);
   920  void _glfwInputWindowMaximize(_GLFWwindow* window, GLFWbool maximized);
   921  void _glfwInputWindowDamage(_GLFWwindow* window);
   922  void _glfwInputWindowCloseRequest(_GLFWwindow* window);
   923  void _glfwInputWindowMonitor(_GLFWwindow* window, _GLFWmonitor* monitor);
   924  
   925  void _glfwInputKey(_GLFWwindow* window,
   926                     int key, int scancode, int action, int mods);
   927  void _glfwInputChar(_GLFWwindow* window,
   928                      uint32_t codepoint, int mods, GLFWbool plain);
   929  void _glfwInputScroll(_GLFWwindow* window, double xoffset, double yoffset);
   930  void _glfwInputMouseClick(_GLFWwindow* window, int button, int action, int mods);
   931  void _glfwInputCursorPos(_GLFWwindow* window, double xpos, double ypos);
   932  void _glfwInputCursorEnter(_GLFWwindow* window, GLFWbool entered);
   933  void _glfwInputDrop(_GLFWwindow* window, int count, const char** names);
   934  void _glfwInputJoystick(_GLFWjoystick* js, int event);
   935  void _glfwInputJoystickAxis(_GLFWjoystick* js, int axis, float value);
   936  void _glfwInputJoystickButton(_GLFWjoystick* js, int button, char value);
   937  void _glfwInputJoystickHat(_GLFWjoystick* js, int hat, char value);
   938  
   939  void _glfwInputMonitor(_GLFWmonitor* monitor, int action, int placement);
   940  void _glfwInputMonitorWindow(_GLFWmonitor* monitor, _GLFWwindow* window);
   941  
   942  #if defined(__GNUC__)
   943  void _glfwInputError(int code, const char* format, ...)
   944      __attribute__((format(printf, 2, 3)));
   945  #else
   946  void _glfwInputError(int code, const char* format, ...);
   947  #endif
   948  
   949  
   950  //////////////////////////////////////////////////////////////////////////
   951  //////                       GLFW internal API                      //////
   952  //////////////////////////////////////////////////////////////////////////
   953  
   954  GLFWbool _glfwSelectPlatform(int platformID, _GLFWplatform* platform);
   955  
   956  GLFWbool _glfwStringInExtensionString(const char* string, const char* extensions);
   957  const _GLFWfbconfig* _glfwChooseFBConfig(const _GLFWfbconfig* desired,
   958                                           const _GLFWfbconfig* alternatives,
   959                                           unsigned int count);
   960  GLFWbool _glfwRefreshContextAttribs(_GLFWwindow* window,
   961                                      const _GLFWctxconfig* ctxconfig);
   962  GLFWbool _glfwIsValidContextConfig(const _GLFWctxconfig* ctxconfig);
   963  
   964  const GLFWvidmode* _glfwChooseVideoMode(_GLFWmonitor* monitor,
   965                                          const GLFWvidmode* desired);
   966  int _glfwCompareVideoModes(const GLFWvidmode* first, const GLFWvidmode* second);
   967  _GLFWmonitor* _glfwAllocMonitor(const char* name, int widthMM, int heightMM);
   968  void _glfwFreeMonitor(_GLFWmonitor* monitor);
   969  void _glfwAllocGammaArrays(GLFWgammaramp* ramp, unsigned int size);
   970  void _glfwFreeGammaArrays(GLFWgammaramp* ramp);
   971  void _glfwSplitBPP(int bpp, int* red, int* green, int* blue);
   972  
   973  void _glfwInitGamepadMappings(void);
   974  _GLFWjoystick* _glfwAllocJoystick(const char* name,
   975                                    const char* guid,
   976                                    int axisCount,
   977                                    int buttonCount,
   978                                    int hatCount);
   979  void _glfwFreeJoystick(_GLFWjoystick* js);
   980  void _glfwCenterCursorInContentArea(_GLFWwindow* window);
   981  
   982  GLFWbool _glfwInitEGL(void);
   983  void _glfwTerminateEGL(void);
   984  GLFWbool _glfwCreateContextEGL(_GLFWwindow* window,
   985                                 const _GLFWctxconfig* ctxconfig,
   986                                 const _GLFWfbconfig* fbconfig);
   987  #if defined(_GLFW_X11)
   988  GLFWbool _glfwChooseVisualEGL(const _GLFWwndconfig* wndconfig,
   989                                const _GLFWctxconfig* ctxconfig,
   990                                const _GLFWfbconfig* fbconfig,
   991                                Visual** visual, int* depth);
   992  #endif /*_GLFW_X11*/
   993  
   994  GLFWbool _glfwInitOSMesa(void);
   995  void _glfwTerminateOSMesa(void);
   996  GLFWbool _glfwCreateContextOSMesa(_GLFWwindow* window,
   997                                    const _GLFWctxconfig* ctxconfig,
   998                                    const _GLFWfbconfig* fbconfig);
   999  
  1000  GLFWbool _glfwInitVulkan(int mode);
  1001  void _glfwTerminateVulkan(void);
  1002  const char* _glfwGetVulkanResultString(VkResult result);
  1003  
  1004  size_t _glfwEncodeUTF8(char* s, uint32_t codepoint);
  1005  char** _glfwParseUriList(char* text, int* count);
  1006  
  1007  char* _glfw_strdup(const char* source);
  1008  int _glfw_min(int a, int b);
  1009  int _glfw_max(int a, int b);
  1010  float _glfw_fminf(float a, float b);
  1011  float _glfw_fmaxf(float a, float b);
  1012  
  1013  void* _glfw_calloc(size_t count, size_t size);
  1014  void* _glfw_realloc(void* pointer, size_t size);
  1015  void _glfw_free(void* pointer);
  1016