1 //========================================================================
2 // GLFW 3.4 OSMesa - www.glfw.org
3 //------------------------------------------------------------------------
4 // Copyright (c) 2016 Google Inc.
5 // Copyright (c) 2016-2017 Camilla Löwy <elmindreda@glfw.org>
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.
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:
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.
20 // 2. Altered source versions must be plainly marked as such, and must not
21 // be misrepresented as being the original software.
23 // 3. This notice may not be removed or altered from any source
26 //========================================================================
28 #define OSMESA_RGBA 0x1908
29 #define OSMESA_FORMAT 0x22
30 #define OSMESA_DEPTH_BITS 0x30
31 #define OSMESA_STENCIL_BITS 0x31
32 #define OSMESA_ACCUM_BITS 0x32
33 #define OSMESA_PROFILE 0x33
34 #define OSMESA_CORE_PROFILE 0x34
35 #define OSMESA_COMPAT_PROFILE 0x35
36 #define OSMESA_CONTEXT_MAJOR_VERSION 0x36
37 #define OSMESA_CONTEXT_MINOR_VERSION 0x37
39 typedef void* OSMesaContext;
40 typedef void (*OSMESAproc)(void);
42 typedef OSMesaContext (GLAPIENTRY * PFN_OSMesaCreateContextExt)(GLenum,GLint,GLint,GLint,OSMesaContext);
43 typedef OSMesaContext (GLAPIENTRY * PFN_OSMesaCreateContextAttribs)(const int*,OSMesaContext);
44 typedef void (GLAPIENTRY * PFN_OSMesaDestroyContext)(OSMesaContext);
45 typedef int (GLAPIENTRY * PFN_OSMesaMakeCurrent)(OSMesaContext,void*,int,int,int);
46 typedef int (GLAPIENTRY * PFN_OSMesaGetColorBuffer)(OSMesaContext,int*,int*,int*,void**);
47 typedef int (GLAPIENTRY * PFN_OSMesaGetDepthBuffer)(OSMesaContext,int*,int*,int*,void**);
48 typedef GLFWglproc (GLAPIENTRY * PFN_OSMesaGetProcAddress)(const char*);
49 #define OSMesaCreateContextExt _glfw.osmesa.CreateContextExt
50 #define OSMesaCreateContextAttribs _glfw.osmesa.CreateContextAttribs
51 #define OSMesaDestroyContext _glfw.osmesa.DestroyContext
52 #define OSMesaMakeCurrent _glfw.osmesa.MakeCurrent
53 #define OSMesaGetColorBuffer _glfw.osmesa.GetColorBuffer
54 #define OSMesaGetDepthBuffer _glfw.osmesa.GetDepthBuffer
55 #define OSMesaGetProcAddress _glfw.osmesa.GetProcAddress
57 // OSMesa-specific per-context data
59 typedef struct _GLFWcontextOSMesa
68 // OSMesa-specific global data
70 typedef struct _GLFWlibraryOSMesa
74 PFN_OSMesaCreateContextExt CreateContextExt;
75 PFN_OSMesaCreateContextAttribs CreateContextAttribs;
76 PFN_OSMesaDestroyContext DestroyContext;
77 PFN_OSMesaMakeCurrent MakeCurrent;
78 PFN_OSMesaGetColorBuffer GetColorBuffer;
79 PFN_OSMesaGetDepthBuffer GetDepthBuffer;
80 PFN_OSMesaGetProcAddress GetProcAddress;
85 GLFWbool _glfwInitOSMesa(void);
86 void _glfwTerminateOSMesa(void);
87 GLFWbool _glfwCreateContextOSMesa(_GLFWwindow* window,
88 const _GLFWctxconfig* ctxconfig,
89 const _GLFWfbconfig* fbconfig);