Merge commit 'origin/master' into gallium-0.2
[mesa.git] / src / mesa / main / bufferobj.h
1 /*
2 * Mesa 3-D graphics library
3 * Version: 7.2
4 *
5 * Copyright (C) 1999-2008 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
38 extern void
39 _mesa_init_buffer_objects( GLcontext *ctx );
40
41 extern void
42 _mesa_update_default_objects_buffer_objects(GLcontext *ctx);
43
44 extern struct gl_buffer_object *
45 _mesa_new_buffer_object( GLcontext *ctx, GLuint name, GLenum target );
46
47 extern void
48 _mesa_delete_buffer_object( GLcontext *ctx, struct gl_buffer_object *bufObj );
49
50 extern struct gl_buffer_object *
51 _mesa_lookup_bufferobj(GLcontext *ctx, GLuint buffer);
52
53 extern void
54 _mesa_initialize_buffer_object( struct gl_buffer_object *obj,
55 GLuint name, GLenum target );
56
57 extern void
58 _mesa_reference_buffer_object(GLcontext *ctx,
59 struct gl_buffer_object **ptr,
60 struct gl_buffer_object *bufObj);
61
62 extern void
63 _mesa_buffer_data( GLcontext *ctx, GLenum target, GLsizeiptrARB size,
64 const GLvoid * data, GLenum usage,
65 struct gl_buffer_object * bufObj );
66
67 extern void
68 _mesa_buffer_subdata( GLcontext *ctx, GLenum target, GLintptrARB offset,
69 GLsizeiptrARB size, const GLvoid * data,
70 struct gl_buffer_object * bufObj );
71
72 extern void
73 _mesa_buffer_get_subdata( GLcontext *ctx, GLenum target, GLintptrARB offset,
74 GLsizeiptrARB size, GLvoid * data,
75 struct gl_buffer_object * bufObj );
76
77 extern void *
78 _mesa_buffer_map( GLcontext *ctx, GLenum target, GLenum access,
79 struct gl_buffer_object * bufObj );
80
81 extern GLboolean
82 _mesa_buffer_unmap( GLcontext *ctx, GLenum target,
83 struct gl_buffer_object * bufObj );
84
85 extern GLboolean
86 _mesa_validate_pbo_access(GLuint dimensions,
87 const struct gl_pixelstore_attrib *pack,
88 GLsizei width, GLsizei height, GLsizei depth,
89 GLenum format, GLenum type, const GLvoid *ptr);
90
91 extern const GLubyte *
92 _mesa_map_bitmap_pbo(GLcontext *ctx,
93 const struct gl_pixelstore_attrib *unpack,
94 const GLubyte *bitmap);
95
96 extern void
97 _mesa_unmap_bitmap_pbo(GLcontext *ctx,
98 const struct gl_pixelstore_attrib *unpack);
99
100 extern const GLvoid *
101 _mesa_map_drawpix_pbo(GLcontext *ctx,
102 const struct gl_pixelstore_attrib *unpack,
103 const GLvoid *pixels);
104
105 extern void
106 _mesa_unmap_drawpix_pbo(GLcontext *ctx,
107 const struct gl_pixelstore_attrib *unpack);
108
109 extern void *
110 _mesa_map_readpix_pbo(GLcontext *ctx,
111 const struct gl_pixelstore_attrib *pack,
112 GLvoid *dest);
113
114 extern void
115 _mesa_unmap_readpix_pbo(GLcontext *ctx,
116 const struct gl_pixelstore_attrib *pack);
117
118
119
120 /*
121 * API functions
122 */
123
124 extern void GLAPIENTRY
125 _mesa_BindBufferARB(GLenum target, GLuint buffer);
126
127 extern void GLAPIENTRY
128 _mesa_DeleteBuffersARB(GLsizei n, const GLuint * buffer);
129
130 extern void GLAPIENTRY
131 _mesa_GenBuffersARB(GLsizei n, GLuint * buffer);
132
133 extern GLboolean GLAPIENTRY
134 _mesa_IsBufferARB(GLuint buffer);
135
136 extern void GLAPIENTRY
137 _mesa_BufferDataARB(GLenum target, GLsizeiptrARB size, const GLvoid * data, GLenum usage);
138
139 extern void GLAPIENTRY
140 _mesa_BufferSubDataARB(GLenum target, GLintptrARB offset, GLsizeiptrARB size, const GLvoid * data);
141
142 extern void GLAPIENTRY
143 _mesa_GetBufferSubDataARB(GLenum target, GLintptrARB offset, GLsizeiptrARB size, void * data);
144
145 extern void * GLAPIENTRY
146 _mesa_MapBufferARB(GLenum target, GLenum access);
147
148 extern GLboolean GLAPIENTRY
149 _mesa_UnmapBufferARB(GLenum target);
150
151 extern void GLAPIENTRY
152 _mesa_GetBufferParameterivARB(GLenum target, GLenum pname, GLint *params);
153
154 extern void GLAPIENTRY
155 _mesa_GetBufferPointervARB(GLenum target, GLenum pname, GLvoid **params);
156
157 #endif