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| 4358 | Serge | 1 | /************************************************************************** |
| 2 | * |
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| 3 | * Copyright 2005 Tungsten Graphics, Inc., Cedar Park, Texas. |
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| 4 | * All Rights Reserved. |
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| 5 | * |
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| 6 | * Permission is hereby granted, free of charge, to any person obtaining a |
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| 7 | * copy of this software and associated documentation files (the |
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| 8 | * "Software"), to deal in the Software without restriction, including |
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| 9 | * without limitation the rights to use, copy, modify, merge, publish, |
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| 10 | * distribute, sub license, and/or sell copies of the Software, and to |
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| 11 | * permit persons to whom the Software is furnished to do so, subject to |
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| 12 | * the following conditions: |
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| 13 | * |
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| 14 | * The above copyright notice and this permission notice (including the |
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| 15 | * next paragraph) shall be included in all copies or substantial portions |
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| 16 | * of the Software. |
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| 17 | * |
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| 18 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS |
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| 19 | * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF |
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| 20 | * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. |
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| 21 | * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR |
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| 22 | * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, |
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| 23 | * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE |
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| 24 | * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. |
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| 25 | * |
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| 26 | **************************************************************************/ |
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| 27 | |||
| 28 | #ifndef INTEL_BUFFEROBJ_H |
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| 29 | #define INTEL_BUFFEROBJ_H |
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| 30 | |||
| 31 | #include "main/mtypes.h" |
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| 32 | |||
| 33 | struct brw_context; |
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| 34 | struct gl_buffer_object; |
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| 35 | |||
| 36 | |||
| 37 | /** |
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| 38 | * Intel vertex/pixel buffer object, derived from Mesa's gl_buffer_object. |
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| 39 | */ |
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| 40 | struct intel_buffer_object |
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| 41 | { |
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| 42 | struct gl_buffer_object Base; |
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| 43 | drm_intel_bo *buffer; /* the low-level buffer manager's buffer handle */ |
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| 44 | GLuint offset; /* any offset into that buffer */ |
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| 45 | |||
| 46 | drm_intel_bo *range_map_bo; |
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| 47 | void *range_map_buffer; |
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| 48 | unsigned int range_map_offset; |
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| 49 | }; |
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| 50 | |||
| 51 | |||
| 52 | /* Get the bm buffer associated with a GL bufferobject: |
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| 53 | */ |
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| 54 | drm_intel_bo *intel_bufferobj_buffer(struct brw_context *brw, |
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| 55 | struct intel_buffer_object *obj, |
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| 56 | GLuint flag); |
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| 57 | drm_intel_bo *intel_bufferobj_source(struct brw_context *brw, |
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| 58 | struct intel_buffer_object *obj, |
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| 59 | GLuint align, |
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| 60 | GLuint *offset); |
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| 61 | |||
| 62 | void intel_upload_data(struct brw_context *brw, |
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| 63 | const void *ptr, GLuint size, GLuint align, |
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| 64 | drm_intel_bo **return_bo, |
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| 65 | GLuint *return_offset); |
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| 66 | |||
| 67 | void *intel_upload_map(struct brw_context *brw, |
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| 68 | GLuint size, GLuint align); |
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| 69 | void intel_upload_unmap(struct brw_context *brw, |
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| 70 | const void *ptr, GLuint size, GLuint align, |
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| 71 | drm_intel_bo **return_bo, |
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| 72 | GLuint *return_offset); |
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| 73 | |||
| 74 | void intel_upload_finish(struct brw_context *brw); |
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| 75 | |||
| 76 | /* Hook the bufferobject implementation into mesa: |
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| 77 | */ |
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| 78 | void intelInitBufferObjectFuncs(struct dd_function_table *functions); |
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| 79 | |||
| 80 | static inline struct intel_buffer_object * |
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| 81 | intel_buffer_object(struct gl_buffer_object *obj) |
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| 82 | { |
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| 83 | return (struct intel_buffer_object *) obj; |
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| 84 | } |
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| 85 | |||
| 86 | #endif |