| 1 | /* $Id: extensions.h,v 1.1 2000-02-29 00:48:30 sandervl Exp $ */ | 
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| 2 |  | 
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| 3 | /* | 
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| 4 | * Mesa 3-D graphics library | 
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| 5 | * Version:  3.1 | 
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| 6 | * | 
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| 7 | * Copyright (C) 1999  Brian Paul   All Rights Reserved. | 
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| 8 | * | 
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| 9 | * Permission is hereby granted, free of charge, to any person obtaining a | 
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| 10 | * copy of this software and associated documentation files (the "Software"), | 
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| 11 | * to deal in the Software without restriction, including without limitation | 
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| 12 | * the rights to use, copy, modify, merge, publish, distribute, sublicense, | 
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| 13 | * and/or sell copies of the Software, and to permit persons to whom the | 
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| 14 | * Software is furnished to do so, subject to the following conditions: | 
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| 15 | * | 
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| 16 | * The above copyright notice and this permission notice shall be included | 
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| 17 | * in all copies or substantial portions of the Software. | 
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| 18 | * | 
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| 19 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS | 
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| 20 | * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | 
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| 21 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL | 
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| 22 | * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN | 
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| 23 | * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN | 
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| 24 | * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. | 
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| 25 | */ | 
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| 26 |  | 
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| 27 |  | 
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| 28 | #ifndef _EXTENSIONS_H_ | 
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| 29 | #define _EXTENSIONS_H_ | 
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| 30 |  | 
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| 31 | #include "types.h" | 
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| 32 |  | 
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| 33 |  | 
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| 34 | #define DEFAULT_OFF    0x0 | 
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| 35 | #define DEFAULT_ON     0x1 | 
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| 36 | #define ALWAYS_ENABLED 0x2 | 
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| 37 |  | 
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| 38 | /* Return 0 on success. | 
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| 39 | */ | 
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| 40 | extern int gl_extensions_add( struct gl_context *ctx, int state, | 
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| 41 | const char *name, void (*notify)( void ) ); | 
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| 42 | extern GLboolean gl_extension_is_enabled( GLcontext *ctx, const char *name); | 
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| 43 | extern int gl_extensions_enable( struct gl_context *ctx, const char *name ); | 
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| 44 | extern int gl_extensions_disable( struct gl_context *ctx, const char *name ); | 
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| 45 | extern void gl_extensions_dtr( struct gl_context *ctx ); | 
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| 46 | extern void gl_extensions_ctr( struct gl_context *ctx ); | 
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| 47 | extern const char *gl_extensions_get_string( struct gl_context *ctx ); | 
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| 48 |  | 
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| 49 | extern void (*gl_get_proc_address( const GLubyte *procName ))(); | 
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| 50 |  | 
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| 51 | #endif | 
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| 52 |  | 
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| 53 |  | 
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