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| 5564 | serge | 1 | /************************************************************************** |
| 2 | * |
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| 3 | * Copyright 2005 VMware, Inc. |
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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 VMWARE 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 ST_CB_BUFFEROBJECTS_H |
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| 29 | #define ST_CB_BUFFEROBJECTS_H |
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| 30 | |||
| 31 | #include "main/compiler.h" |
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| 32 | #include "main/mtypes.h" |
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| 33 | |||
| 34 | struct dd_function_table; |
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| 35 | struct pipe_resource; |
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| 36 | struct st_context; |
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| 37 | |||
| 38 | /** |
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| 39 | * State_tracker vertex/pixel buffer object, derived from Mesa's |
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| 40 | * gl_buffer_object. |
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| 41 | */ |
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| 42 | struct st_buffer_object |
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| 43 | { |
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| 44 | struct gl_buffer_object Base; |
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| 45 | struct pipe_resource *buffer; /* GPU storage */ |
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| 46 | struct pipe_transfer *transfer[MAP_COUNT]; |
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| 47 | }; |
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| 48 | |||
| 49 | |||
| 50 | /** cast wrapper */ |
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| 51 | static inline struct st_buffer_object * |
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| 52 | st_buffer_object(struct gl_buffer_object *obj) |
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| 53 | { |
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| 54 | return (struct st_buffer_object *) obj; |
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| 55 | } |
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| 56 | |||
| 57 | |||
| 58 | extern void |
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| 59 | st_bufferobj_validate_usage(struct st_context *st, |
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| 60 | struct st_buffer_object *obj, |
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| 61 | unsigned usage); |
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| 62 | |||
| 63 | |||
| 64 | extern void |
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| 65 | st_init_bufferobject_functions(struct dd_function_table *functions); |
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| 66 | |||
| 67 | |||
| 68 | #endif |