bufferobj.h revision 7117f1b4 
1/*
2 * Mesa 3-D graphics library
3 * Version:  6.3
4 *
5 * Copyright (C) 1999-2004  Brian Paul   All Rights Reserved.
6 *
7 * Permission is hereby granted, free of charge, to any person obtaining a
8 * copy of this software and associated documentation files (the "Software"),
9 * to deal in the Software without restriction, including without limitation
10 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
11 * and/or sell copies of the Software, and to permit persons to whom the
12 * Software is furnished to do so, subject to the following conditions:
13 *
14 * The above copyright notice and this permission notice shall be included
15 * in all copies or substantial portions of the Software.
16 *
17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
18 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
19 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
20 * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
21 * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
22 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
23 */
24
25
26
27#ifndef BUFFEROBJ_H
28#define BUFFEROBJ_H
29
30
31#include "context.h"
32
33
34/*
35 * Internal functions
36 */
37
38extern void
39_mesa_init_buffer_objects( GLcontext *ctx );
40
41extern struct gl_buffer_object *
42_mesa_new_buffer_object( GLcontext *ctx, GLuint name, GLenum target );
43
44extern void
45_mesa_delete_buffer_object( GLcontext *ctx, struct gl_buffer_object *bufObj );
46
47extern struct gl_buffer_object *
48_mesa_lookup_bufferobj(GLcontext *ctx, GLuint buffer);
49
50extern void
51_mesa_initialize_buffer_object( struct gl_buffer_object *obj,
52				GLuint name, GLenum target );
53
54extern void
55_mesa_save_buffer_object( GLcontext *ctx, struct gl_buffer_object *obj );
56
57extern void
58_mesa_remove_buffer_object( GLcontext *ctx, struct gl_buffer_object *bufObj );
59
60extern void
61_mesa_buffer_data( GLcontext *ctx, GLenum target, GLsizeiptrARB size,
62		   const GLvoid * data, GLenum usage,
63		   struct gl_buffer_object * bufObj );
64
65extern void
66_mesa_buffer_subdata( GLcontext *ctx, GLenum target, GLintptrARB offset,
67		      GLsizeiptrARB size, const GLvoid * data,
68		      struct gl_buffer_object * bufObj );
69
70extern void
71_mesa_buffer_get_subdata( GLcontext *ctx, GLenum target, GLintptrARB offset,
72			  GLsizeiptrARB size, GLvoid * data,
73			  struct gl_buffer_object * bufObj );
74
75extern void *
76_mesa_buffer_map( GLcontext *ctx, GLenum target, GLenum access,
77		  struct gl_buffer_object * bufObj );
78
79extern GLboolean
80_mesa_buffer_unmap( GLcontext *ctx, GLenum target,
81                    struct gl_buffer_object * bufObj );
82
83extern GLboolean
84_mesa_validate_pbo_access(GLuint dimensions,
85                          const struct gl_pixelstore_attrib *pack,
86                          GLsizei width, GLsizei height, GLsizei depth,
87                          GLenum format, GLenum type, const GLvoid *ptr);
88
89extern void
90_mesa_unbind_buffer_object( GLcontext *ctx, struct gl_buffer_object *bufObj );
91
92/*
93 * API functions
94 */
95
96extern void GLAPIENTRY
97_mesa_BindBufferARB(GLenum target, GLuint buffer);
98
99extern void GLAPIENTRY
100_mesa_DeleteBuffersARB(GLsizei n, const GLuint * buffer);
101
102extern void GLAPIENTRY
103_mesa_GenBuffersARB(GLsizei n, GLuint * buffer);
104
105extern GLboolean GLAPIENTRY
106_mesa_IsBufferARB(GLuint buffer);
107
108extern void GLAPIENTRY
109_mesa_BufferDataARB(GLenum target, GLsizeiptrARB size, const GLvoid * data, GLenum usage);
110
111extern void GLAPIENTRY
112_mesa_BufferSubDataARB(GLenum target, GLintptrARB offset, GLsizeiptrARB size, const GLvoid * data);
113
114extern void GLAPIENTRY
115_mesa_GetBufferSubDataARB(GLenum target, GLintptrARB offset, GLsizeiptrARB size, void * data);
116
117extern void * GLAPIENTRY
118_mesa_MapBufferARB(GLenum target, GLenum access);
119
120extern GLboolean GLAPIENTRY
121_mesa_UnmapBufferARB(GLenum target);
122
123extern void GLAPIENTRY
124_mesa_GetBufferParameterivARB(GLenum target, GLenum pname, GLint *params);
125
126extern void GLAPIENTRY
127_mesa_GetBufferPointervARB(GLenum target, GLenum pname, GLvoid **params);
128
129#endif
130