ReactOS Development > Doxygen

00001 /*
00002  * Mesa 3-D graphics library
00003  * Version:  7.2
00004  *
00005  * Copyright (C) 1999-2008  Brian Paul   All Rights Reserved.
00006  *
00007  * Permission is hereby granted, free of charge, to any person obtaining a
00008  * copy of this software and associated documentation files (the "Software"),
00009  * to deal in the Software without restriction, including without limitation
00010  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
00011  * and/or sell copies of the Software, and to permit persons to whom the
00012  * Software is furnished to do so, subject to the following conditions:
00013  *
00014  * The above copyright notice and this permission notice shall be included
00015  * in all copies or substantial portions of the Software.
00016  *
00017  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
00018  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
00019  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
00020  * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
00021  * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
00022  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
00023  */
00024 
00025 
00026 
00027 #ifndef BUFFEROBJ_H
00028 #define BUFFEROBJ_H
00029 
00030 
00031 #include "context.h"
00032 
00033 
00034 /*
00035  * Internal functions
00036  */
00037 
00038 extern void
00039 _mesa_init_buffer_objects( GLcontext *ctx );
00040 
00041 extern void
00042 _mesa_update_default_objects_buffer_objects(GLcontext *ctx);
00043 
00044 extern struct gl_buffer_object *
00045 _mesa_new_buffer_object( GLcontext *ctx, GLuint name, GLenum target );
00046 
00047 extern void
00048 _mesa_delete_buffer_object( GLcontext *ctx, struct gl_buffer_object *bufObj );
00049 
00050 extern struct gl_buffer_object *
00051 _mesa_lookup_bufferobj(GLcontext *ctx, GLuint buffer);
00052 
00053 extern void
00054 _mesa_initialize_buffer_object( struct gl_buffer_object *obj,
00055                 GLuint name, GLenum target );
00056 
00057 extern void
00058 _mesa_reference_buffer_object(GLcontext *ctx,
00059                               struct gl_buffer_object **ptr,
00060                               struct gl_buffer_object *bufObj);
00061 
00062 extern void
00063 _mesa_buffer_data( GLcontext *ctx, GLenum target, GLsizeiptrARB size,
00064            const GLvoid * data, GLenum usage,
00065            struct gl_buffer_object * bufObj );
00066 
00067 extern void
00068 _mesa_buffer_subdata( GLcontext *ctx, GLenum target, GLintptrARB offset,
00069               GLsizeiptrARB size, const GLvoid * data,
00070               struct gl_buffer_object * bufObj );
00071 
00072 extern void
00073 _mesa_buffer_get_subdata( GLcontext *ctx, GLenum target, GLintptrARB offset,
00074               GLsizeiptrARB size, GLvoid * data,
00075               struct gl_buffer_object * bufObj );
00076 
00077 extern void *
00078 _mesa_buffer_map( GLcontext *ctx, GLenum target, GLenum access,
00079           struct gl_buffer_object * bufObj );
00080 
00081 extern GLboolean
00082 _mesa_buffer_unmap( GLcontext *ctx, GLenum target,
00083                     struct gl_buffer_object * bufObj );
00084 
00085 extern GLboolean
00086 _mesa_validate_pbo_access(GLuint dimensions,
00087                           const struct gl_pixelstore_attrib *pack,
00088                           GLsizei width, GLsizei height, GLsizei depth,
00089                           GLenum format, GLenum type, const GLvoid *ptr);
00090 
00091 extern const GLubyte *
00092 _mesa_map_bitmap_pbo(GLcontext *ctx,
00093                      const struct gl_pixelstore_attrib *unpack,
00094                      const GLubyte *bitmap);
00095 
00096 extern void
00097 _mesa_unmap_bitmap_pbo(GLcontext *ctx,
00098                        const struct gl_pixelstore_attrib *unpack);
00099 
00100 extern const GLvoid *
00101 _mesa_map_drawpix_pbo(GLcontext *ctx,
00102                       const struct gl_pixelstore_attrib *unpack,
00103                       const GLvoid *pixels);
00104 
00105 extern void
00106 _mesa_unmap_drapix_pbo(GLcontext *ctx,
00107                        const struct gl_pixelstore_attrib *unpack);
00108 
00109 
00110 extern void *
00111 _mesa_map_readpix_pbo(GLcontext *ctx,
00112                       const struct gl_pixelstore_attrib *pack,
00113                       GLvoid *dest);
00114 
00115 extern void
00116 _mesa_unmap_readpix_pbo(GLcontext *ctx,
00117                         const struct gl_pixelstore_attrib *pack);
00118 
00119 
00120 
00121 /*
00122  * API functions
00123  */
00124 
00125 extern void GLAPIENTRY
00126 _mesa_BindBufferARB(GLenum target, GLuint buffer);
00127 
00128 extern void GLAPIENTRY
00129 _mesa_DeleteBuffersARB(GLsizei n, const GLuint * buffer);
00130 
00131 extern void GLAPIENTRY
00132 _mesa_GenBuffersARB(GLsizei n, GLuint * buffer);
00133 
00134 extern GLboolean GLAPIENTRY
00135 _mesa_IsBufferARB(GLuint buffer);
00136 
00137 extern void GLAPIENTRY
00138 _mesa_BufferDataARB(GLenum target, GLsizeiptrARB size, const GLvoid * data, GLenum usage);
00139 
00140 extern void GLAPIENTRY
00141 _mesa_BufferSubDataARB(GLenum target, GLintptrARB offset, GLsizeiptrARB size, const GLvoid * data);
00142 
00143 extern void GLAPIENTRY
00144 _mesa_GetBufferSubDataARB(GLenum target, GLintptrARB offset, GLsizeiptrARB size, void * data);
00145 
00146 extern void * GLAPIENTRY
00147 _mesa_MapBufferARB(GLenum target, GLenum access);
00148 
00149 extern GLboolean GLAPIENTRY
00150 _mesa_UnmapBufferARB(GLenum target);
00151 
00152 extern void GLAPIENTRY
00153 _mesa_GetBufferParameterivARB(GLenum target, GLenum pname, GLint *params);
00154 
00155 extern void GLAPIENTRY
00156 _mesa_GetBufferPointervARB(GLenum target, GLenum pname, GLvoid **params);
00157 
00158 #endif
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