1 /**************************************************************************
3 * Copyright 2005 Tungsten Graphics, Inc., Cedar Park, Texas.
6 * Permission is hereby granted, free of charge, to any person obtaining a
7 * copy of this software and associated documentation files (the
8 * "Software"), to deal in the Software without restriction, including
9 * without limitation the rights to use, copy, modify, merge, publish,
10 * distribute, sub license, and/or sell copies of the Software, and to
11 * permit persons to whom the Software is furnished to do so, subject to
12 * the following conditions:
14 * The above copyright notice and this permission notice (including the
15 * next paragraph) shall be included in all copies or substantial portions
18 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
19 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
20 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
21 * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
22 * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
23 * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
24 * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
26 **************************************************************************/
28 #ifndef INTEL_BUFFEROBJ_H
29 #define INTEL_BUFFEROBJ_H
31 #include "main/mtypes.h"
34 struct gl_buffer_object
;
38 * Intel vertex/pixel buffer object, derived from Mesa's gl_buffer_object.
40 struct intel_buffer_object
42 struct gl_buffer_object Base
;
43 drm_intel_bo
*buffer
; /* the low-level buffer manager's buffer handle */
44 GLuint offset
; /* any offset into that buffer */
46 drm_intel_bo
*range_map_bo
;
47 void *range_map_buffer
;
48 unsigned int range_map_offset
;
49 GLsizei range_map_size
;
53 /* Get the bm buffer associated with a GL bufferobject:
55 drm_intel_bo
*intel_bufferobj_buffer(struct intel_context
*intel
,
56 struct intel_buffer_object
*obj
,
58 drm_intel_bo
*intel_bufferobj_source(struct intel_context
*intel
,
59 struct intel_buffer_object
*obj
,
63 void intel_upload_data(struct intel_context
*intel
,
64 const void *ptr
, GLuint size
, GLuint align
,
65 drm_intel_bo
**return_bo
,
66 GLuint
*return_offset
);
68 void *intel_upload_map(struct intel_context
*intel
,
69 GLuint size
, GLuint align
);
70 void intel_upload_unmap(struct intel_context
*intel
,
71 const void *ptr
, GLuint size
, GLuint align
,
72 drm_intel_bo
**return_bo
,
73 GLuint
*return_offset
);
75 void intel_upload_finish(struct intel_context
*intel
);
77 /* Hook the bufferobject implementation into mesa:
79 void intelInitBufferObjectFuncs(struct dd_function_table
*functions
);
81 static inline struct intel_buffer_object
*
82 intel_buffer_object(struct gl_buffer_object
*obj
)
84 return (struct intel_buffer_object
*) obj
;