1 //======================================================================== 2 // GLFW 3.4 GLX - www.glfw.org 3 //------------------------------------------------------------------------ 4 // Copyright (c) 2002-2006 Marcus Geelnard 5 // Copyright (c) 2006-2017 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 #define GLX_VENDOR 1 29 #define GLX_RGBA_BIT 0x00000001 30 #define GLX_WINDOW_BIT 0x00000001 31 #define GLX_DRAWABLE_TYPE 0x8010 32 #define GLX_RENDER_TYPE 0x8011 33 #define GLX_RGBA_TYPE 0x8014 34 #define GLX_DOUBLEBUFFER 5 35 #define GLX_STEREO 6 36 #define GLX_AUX_BUFFERS 7 37 #define GLX_RED_SIZE 8 38 #define GLX_GREEN_SIZE 9 39 #define GLX_BLUE_SIZE 10 40 #define GLX_ALPHA_SIZE 11 41 #define GLX_DEPTH_SIZE 12 42 #define GLX_STENCIL_SIZE 13 43 #define GLX_ACCUM_RED_SIZE 14 44 #define GLX_ACCUM_GREEN_SIZE 15 45 #define GLX_ACCUM_BLUE_SIZE 16 46 #define GLX_ACCUM_ALPHA_SIZE 17 47 #define GLX_SAMPLES 0x186a1 48 #define GLX_VISUAL_ID 0x800b 49 50 #define GLX_FRAMEBUFFER_SRGB_CAPABLE_ARB 0x20b2 51 #define GLX_CONTEXT_DEBUG_BIT_ARB 0x00000001 52 #define GLX_CONTEXT_COMPATIBILITY_PROFILE_BIT_ARB 0x00000002 53 #define GLX_CONTEXT_CORE_PROFILE_BIT_ARB 0x00000001 54 #define GLX_CONTEXT_PROFILE_MASK_ARB 0x9126 55 #define GLX_CONTEXT_FORWARD_COMPATIBLE_BIT_ARB 0x00000002 56 #define GLX_CONTEXT_MAJOR_VERSION_ARB 0x2091 57 #define GLX_CONTEXT_MINOR_VERSION_ARB 0x2092 58 #define GLX_CONTEXT_FLAGS_ARB 0x2094 59 #define GLX_CONTEXT_ES2_PROFILE_BIT_EXT 0x00000004 60 #define GLX_CONTEXT_ROBUST_ACCESS_BIT_ARB 0x00000004 61 #define GLX_LOSE_CONTEXT_ON_RESET_ARB 0x8252 62 #define GLX_CONTEXT_RESET_NOTIFICATION_STRATEGY_ARB 0x8256 63 #define GLX_NO_RESET_NOTIFICATION_ARB 0x8261 64 #define GLX_CONTEXT_RELEASE_BEHAVIOR_ARB 0x2097 65 #define GLX_CONTEXT_RELEASE_BEHAVIOR_NONE_ARB 0 66 #define GLX_CONTEXT_RELEASE_BEHAVIOR_FLUSH_ARB 0x2098 67 #define GLX_CONTEXT_OPENGL_NO_ERROR_ARB 0x31b3 68 69 typedef XID GLXWindow; 70 typedef XID GLXDrawable; 71 typedef struct __GLXFBConfig* GLXFBConfig; 72 typedef struct __GLXcontext* GLXContext; 73 typedef void (*__GLXextproc)(void); 74 75 typedef int (*PFNGLXGETFBCONFIGATTRIBPROC)(Display*,GLXFBConfig,int,int*); 76 typedef GLXFBConfig* (*PFNGLXCHOOSEFBCONFIGPROC)(Display*,int,const int*,int*); 77 typedef const char* (*PFNGLXGETCLIENTSTRINGPROC)(Display*,int); 78 typedef Bool (*PFNGLXQUERYEXTENSIONPROC)(Display*,int*,int*); 79 typedef Bool (*PFNGLXQUERYVERSIONPROC)(Display*,int*,int*); 80 typedef void (*PFNGLXDESTROYCONTEXTPROC)(Display*,GLXContext); 81 typedef Bool (*PFNGLXMAKECURRENTPROC)(Display*,GLXDrawable,GLXContext); 82 typedef void (*PFNGLXSWAPBUFFERSPROC)(Display*,GLXDrawable); 83 typedef const char* (*PFNGLXQUERYEXTENSIONSSTRINGPROC)(Display*,int); 84 typedef GLXFBConfig* (*PFNGLXGETFBCONFIGSPROC)(Display*,int,int*); 85 typedef GLXContext (*PFNGLXCREATENEWCONTEXTPROC)(Display*,GLXFBConfig,int,GLXContext,Bool); 86 typedef __GLXextproc (* PFNGLXGETPROCADDRESSPROC)(const GLubyte *procName); 87 typedef void (*PFNGLXSWAPINTERVALEXTPROC)(Display*,GLXDrawable,int); 88 typedef XVisualInfo* (*PFNGLXGETVISUALFROMFBCONFIGPROC)(Display*,GLXFBConfig); 89 typedef GLXWindow (*PFNGLXCREATEWINDOWPROC)(Display*,GLXFBConfig,Window,const int*); 90 typedef void (*PFNGLXDESTROYWINDOWPROC)(Display*,GLXWindow); 91 92 typedef int (*PFNGLXSWAPINTERVALMESAPROC)(int); 93 typedef int (*PFNGLXSWAPINTERVALSGIPROC)(int); 94 typedef GLXContext (*PFNGLXCREATECONTEXTATTRIBSARBPROC)(Display*,GLXFBConfig,GLXContext,Bool,const int*); 95 96 // libGL.so function pointer typedefs 97 #define glXGetFBConfigs _glfw.glx.GetFBConfigs 98 #define glXGetFBConfigAttrib _glfw.glx.GetFBConfigAttrib 99 #define glXChooseFBConfig _glfw.glx.ChooseFBConfig 100 #define glXGetClientString _glfw.glx.GetClientString 101 #define glXQueryExtension _glfw.glx.QueryExtension 102 #define glXQueryVersion _glfw.glx.QueryVersion 103 #define glXDestroyContext _glfw.glx.DestroyContext 104 #define glXMakeCurrent _glfw.glx.MakeCurrent 105 #define glXSwapBuffers _glfw.glx.SwapBuffers 106 #define glXQueryExtensionsString _glfw.glx.QueryExtensionsString 107 #define glXCreateNewContext _glfw.glx.CreateNewContext 108 #define glXGetVisualFromFBConfig _glfw.glx.GetVisualFromFBConfig 109 #define glXCreateWindow _glfw.glx.CreateWindow 110 #define glXDestroyWindow _glfw.glx.DestroyWindow 111 112 #define _GLFW_PLATFORM_CONTEXT_STATE _GLFWcontextGLX glx; 113 #define _GLFW_PLATFORM_LIBRARY_CONTEXT_STATE _GLFWlibraryGLX glx; 114 115 116 // GLX-specific per-context data 117 // 118 typedef struct _GLFWcontextGLX 119 { 120 GLXContext handle; 121 GLXWindow window; 122 123 } _GLFWcontextGLX; 124 125 // GLX-specific global data 126 // 127 typedef struct _GLFWlibraryGLX 128 { 129 int major, minor; 130 int eventBase; 131 int errorBase; 132 133 // dlopen handle for libGL.so.1 134 void* handle; 135 136 // GLX 1.3 functions 137 PFNGLXGETFBCONFIGSPROC GetFBConfigs; 138 PFNGLXGETFBCONFIGATTRIBPROC GetFBConfigAttrib; 139 PFNGLXCHOOSEFBCONFIGPROC ChooseFBConfig; 140 PFNGLXGETCLIENTSTRINGPROC GetClientString; 141 PFNGLXQUERYEXTENSIONPROC QueryExtension; 142 PFNGLXQUERYVERSIONPROC QueryVersion; 143 PFNGLXDESTROYCONTEXTPROC DestroyContext; 144 PFNGLXMAKECURRENTPROC MakeCurrent; 145 PFNGLXSWAPBUFFERSPROC SwapBuffers; 146 PFNGLXQUERYEXTENSIONSSTRINGPROC QueryExtensionsString; 147 PFNGLXCREATENEWCONTEXTPROC CreateNewContext; 148 PFNGLXGETVISUALFROMFBCONFIGPROC GetVisualFromFBConfig; 149 PFNGLXCREATEWINDOWPROC CreateWindow; 150 PFNGLXDESTROYWINDOWPROC DestroyWindow; 151 152 // GLX 1.4 and extension functions 153 PFNGLXGETPROCADDRESSPROC GetProcAddress; 154 PFNGLXGETPROCADDRESSPROC GetProcAddressARB; 155 PFNGLXSWAPINTERVALSGIPROC SwapIntervalSGI; 156 PFNGLXSWAPINTERVALEXTPROC SwapIntervalEXT; 157 PFNGLXSWAPINTERVALMESAPROC SwapIntervalMESA; 158 PFNGLXCREATECONTEXTATTRIBSARBPROC CreateContextAttribsARB; 159 bool SGI_swap_control; 160 bool EXT_swap_control; 161 bool MESA_swap_control; 162 bool ARB_multisample; 163 bool ARB_framebuffer_sRGB; 164 bool EXT_framebuffer_sRGB; 165 bool ARB_create_context; 166 bool ARB_create_context_profile; 167 bool ARB_create_context_robustness; 168 bool EXT_create_context_es2_profile; 169 bool ARB_create_context_no_error; 170 bool ARB_context_flush_control; 171 172 } _GLFWlibraryGLX; 173 174 bool _glfwInitGLX(void); 175 void _glfwTerminateGLX(void); 176 bool _glfwCreateContextGLX(_GLFWwindow* window, 177 const _GLFWctxconfig* ctxconfig, 178 const _GLFWfbconfig* fbconfig); 179 void _glfwDestroyContextGLX(_GLFWwindow* window); 180 bool _glfwChooseVisualGLX(const _GLFWwndconfig* wndconfig, 181 const _GLFWctxconfig* ctxconfig, 182 const _GLFWfbconfig* fbconfig, 183 Visual** visual, int* depth); 184