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| 1 // Copyright (c) 2009 The Chromium Authors. All rights reserved. | |
| 2 // Use of this source code is governed by a BSD-style license that can be | |
| 3 // found in the LICENSE file. | |
| 4 | |
| 5 #ifndef __osmew_h__ | |
| 6 #define __osmew_h__ | |
| 7 #define __OSMEW_H__ | |
| 8 | |
| 9 #include <GL/glew.h> | |
| 10 | |
| 11 #ifdef __cplusplus | |
| 12 extern "C" { | |
| 13 #endif | |
| 14 | |
| 15 #if !defined(GLAPIENTRY) | |
| 16 #if defined(_WIN32) | |
| 17 #define GLAPIENTRY __stdcall | |
| 18 #else | |
| 19 #define GLAPIENTRY | |
| 20 #endif | |
| 21 #endif | |
| 22 | |
| 23 #define OSMEW_GET_FUN(x) x | |
| 24 | |
| 25 // Subset of OSMesa functions. | |
| 26 | |
| 27 typedef struct osmesa_context *OSMesaContext; | |
| 28 typedef OSMesaContext (GLAPIENTRY * PFNOSMESACREATECONTEXTPROC) (GLenum format,
OSMesaContext sharelist); | |
| 29 typedef void (GLAPIENTRY * PFNOSMESADESTROYCONTEXTPROC) (OSMesaContext ctx); | |
| 30 typedef GLboolean (GLAPIENTRY * PFNOSMESAMAKECURRENTPROC) (OSMesaContext ctx, vo
id* buffer, GLenum type, GLsizei width, GLsizei height); | |
| 31 typedef OSMesaContext (GLAPIENTRY * PFNOSMESAGETCURRENTCONTEXTPROC) (void); | |
| 32 | |
| 33 #define OSMesaCreateContext OSMEW_GET_FUN(__osmesaCreateContext) | |
| 34 #define OSMesaDestroyContext OSMEW_GET_FUN(__osmesaDestroyContext) | |
| 35 #define OSMesaMakeCurrent OSMEW_GET_FUN(__osmesaMakeCurrent) | |
| 36 #define OSMesaGetCurrentContext OSMEW_GET_FUN(__osmesaGetCurrentContext) | |
| 37 | |
| 38 extern PFNOSMESACREATECONTEXTPROC __osmesaCreateContext; | |
| 39 extern PFNOSMESADESTROYCONTEXTPROC __osmesaDestroyContext; | |
| 40 extern PFNOSMESAMAKECURRENTPROC __osmesaMakeCurrent; | |
| 41 extern PFNOSMESAGETCURRENTCONTEXTPROC __osmesaGetCurrentContext; | |
| 42 | |
| 43 void osmewInit (); | |
| 44 | |
| 45 #undef GLAPIENTRY | |
| 46 | |
| 47 #ifdef __cplusplus | |
| 48 } | |
| 49 #endif | |
| 50 | |
| 51 #endif /* __osmew_h__ */ | |
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