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  1. /**
  2.  * \file extensions.h
  3.  * Extension handling.
  4.  *
  5.  * \if subset
  6.  * (No-op)
  7.  *
  8.  * \endif
  9.  */
  10.  
  11. /*
  12.  * Mesa 3-D graphics library
  13.  * Version:  6.5.1
  14.  *
  15.  * Copyright (C) 1999-2006  Brian Paul   All Rights Reserved.
  16.  *
  17.  * Permission is hereby granted, free of charge, to any person obtaining a
  18.  * copy of this software and associated documentation files (the "Software"),
  19.  * to deal in the Software without restriction, including without limitation
  20.  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
  21.  * and/or sell copies of the Software, and to permit persons to whom the
  22.  * Software is furnished to do so, subject to the following conditions:
  23.  *
  24.  * The above copyright notice and this permission notice shall be included
  25.  * in all copies or substantial portions of the Software.
  26.  *
  27.  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
  28.  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  29.  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  30.  * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
  31.  * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
  32.  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  33.  */
  34.  
  35.  
  36. #ifndef _EXTENSIONS_H_
  37. #define _EXTENSIONS_H_
  38.  
  39. #include "glheader.h"
  40. #include "mfeatures.h"
  41.  
  42. struct gl_context;
  43.  
  44. #if _HAVE_FULL_GL
  45.  
  46. extern void _mesa_enable_sw_extensions(struct gl_context *ctx);
  47.  
  48. extern void _mesa_enable_imaging_extensions(struct gl_context *ctx);
  49.  
  50. extern void _mesa_enable_1_3_extensions(struct gl_context *ctx);
  51.  
  52. extern void _mesa_enable_1_4_extensions(struct gl_context *ctx);
  53.  
  54. extern void _mesa_enable_1_5_extensions(struct gl_context *ctx);
  55.  
  56. extern void _mesa_enable_2_0_extensions(struct gl_context *ctx);
  57.  
  58. extern void _mesa_enable_2_1_extensions(struct gl_context *ctx);
  59.  
  60. extern void _mesa_enable_extension(struct gl_context *ctx, const char *name);
  61.  
  62. extern void _mesa_disable_extension(struct gl_context *ctx, const char *name);
  63.  
  64. extern GLboolean _mesa_extension_is_enabled(struct gl_context *ctx, const char *name);
  65.  
  66. extern void _mesa_init_extensions(struct gl_context *ctx);
  67.  
  68. extern GLubyte *_mesa_make_extension_string(struct gl_context *ctx);
  69.  
  70. extern GLuint
  71. _mesa_get_extension_count(struct gl_context *ctx);
  72.  
  73. extern const GLubyte *
  74. _mesa_get_enabled_extension(struct gl_context *ctx, GLuint index);
  75.  
  76.  
  77. #else
  78.  
  79. /** No-op */
  80. #define _mesa_extensions_dtr( ctx ) ((void)0)
  81.  
  82. /** No-op */
  83. #define _mesa_extensions_ctr( ctx ) ((void)0)
  84.  
  85. /** No-op */
  86. #define _mesa_extensions_get_string( ctx ) "GL_EXT_texture_object"
  87.  
  88. /** No-op */
  89. #define _mesa_enable_imaging_extensions( c ) ((void)0)
  90.  
  91. /** No-op */
  92. #define _mesa_enable_extension( c, n ) ((void)0)
  93.  
  94. #endif
  95.  
  96. #endif
  97.