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  1. /**
  2.  * \file texobj.h
  3.  * Texture object management.
  4.  */
  5.  
  6. /*
  7.  * Mesa 3-D graphics library
  8.  * Version:  6.5
  9.  *
  10.  * Copyright (C) 1999-2006  Brian Paul   All Rights Reserved.
  11.  *
  12.  * Permission is hereby granted, free of charge, to any person obtaining a
  13.  * copy of this software and associated documentation files (the "Software"),
  14.  * to deal in the Software without restriction, including without limitation
  15.  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
  16.  * and/or sell copies of the Software, and to permit persons to whom the
  17.  * Software is furnished to do so, subject to the following conditions:
  18.  *
  19.  * The above copyright notice and this permission notice shall be included
  20.  * in all copies or substantial portions of the Software.
  21.  *
  22.  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
  23.  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  24.  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  25.  * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
  26.  * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
  27.  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  28.  */
  29.  
  30.  
  31. #ifndef TEXTOBJ_H
  32. #define TEXTOBJ_H
  33.  
  34.  
  35. #include "glheader.h"
  36.  
  37. struct gl_context;
  38.  
  39. /**
  40.  * \name Internal functions
  41.  */
  42. /*@{*/
  43.  
  44. extern struct gl_texture_object *
  45. _mesa_lookup_texture(struct gl_context *ctx, GLuint id);
  46.  
  47. extern struct gl_texture_object *
  48. _mesa_new_texture_object( struct gl_context *ctx, GLuint name, GLenum target );
  49.  
  50. extern void
  51. _mesa_initialize_texture_object( struct gl_texture_object *obj,
  52.                                  GLuint name, GLenum target );
  53.  
  54. extern void
  55. _mesa_delete_texture_object( struct gl_context *ctx, struct gl_texture_object *obj );
  56.  
  57. extern void
  58. _mesa_copy_texture_object( struct gl_texture_object *dest,
  59.                            const struct gl_texture_object *src );
  60.  
  61. extern void
  62. _mesa_clear_texture_object(struct gl_context *ctx, struct gl_texture_object *obj);
  63.  
  64. extern void
  65. _mesa_reference_texobj(struct gl_texture_object **ptr,
  66.                        struct gl_texture_object *tex);
  67.  
  68. extern void
  69. _mesa_test_texobj_completeness( const struct gl_context *ctx,
  70.                                 struct gl_texture_object *obj );
  71.  
  72. extern GLboolean
  73. _mesa_cube_complete(const struct gl_texture_object *texObj);
  74.  
  75. extern void
  76. _mesa_dirty_texobj(struct gl_context *ctx, struct gl_texture_object *texObj,
  77.                    GLboolean invalidate_state);
  78.  
  79. extern struct gl_texture_object *
  80. _mesa_get_fallback_texture(struct gl_context *ctx);
  81.  
  82. extern void
  83. _mesa_unlock_context_textures( struct gl_context *ctx );
  84.  
  85. extern void
  86. _mesa_lock_context_textures( struct gl_context *ctx );
  87.  
  88. /*@}*/
  89.  
  90. /**
  91.  * \name API functions
  92.  */
  93. /*@{*/
  94.  
  95. extern void GLAPIENTRY
  96. _mesa_GenTextures( GLsizei n, GLuint *textures );
  97.  
  98.  
  99. extern void GLAPIENTRY
  100. _mesa_DeleteTextures( GLsizei n, const GLuint *textures );
  101.  
  102.  
  103. extern void GLAPIENTRY
  104. _mesa_BindTexture( GLenum target, GLuint texture );
  105.  
  106.  
  107. extern void GLAPIENTRY
  108. _mesa_PrioritizeTextures( GLsizei n, const GLuint *textures,
  109.                           const GLclampf *priorities );
  110.  
  111.  
  112. extern GLboolean GLAPIENTRY
  113. _mesa_AreTexturesResident( GLsizei n, const GLuint *textures,
  114.                            GLboolean *residences );
  115.  
  116. extern GLboolean GLAPIENTRY
  117. _mesa_IsTexture( GLuint texture );
  118.  
  119. /*@}*/
  120.  
  121.  
  122. #endif
  123.