diff options
author | Keith Whitwell <[email protected]> | 2008-04-15 14:35:29 +0100 |
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committer | Keith Whitwell <[email protected]> | 2008-04-15 14:35:29 +0100 |
commit | c81bbab6f6c0413996799800cac6fb49a698e765 (patch) | |
tree | 7004fb38e69c2fe106ce5ba666105b7039055d43 /src/gallium/auxiliary/translate/translate.h | |
parent | 6a26a9c58cc38ff636ee88ce01fed40eea500fc0 (diff) |
gallium: add a generic vertex (or other) buffer translation module
Diffstat (limited to 'src/gallium/auxiliary/translate/translate.h')
-rw-r--r-- | src/gallium/auxiliary/translate/translate.h | 82 |
1 files changed, 82 insertions, 0 deletions
diff --git a/src/gallium/auxiliary/translate/translate.h b/src/gallium/auxiliary/translate/translate.h new file mode 100644 index 00000000000..ac6bc7088bc --- /dev/null +++ b/src/gallium/auxiliary/translate/translate.h @@ -0,0 +1,82 @@ +/* + * Copyright 2008 Tungsten Graphics, inc. + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * on the rights to use, copy, modify, merge, publish, distribute, sub + * license, and/or sell copies of the Software, and to permit persons to whom + * the Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice (including the next + * paragraph) shall be included in all copies or substantial portions of the + * Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL + * TUNGSTEN GRAPHICS AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM, + * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR + * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE + * USE OR OTHER DEALINGS IN THE SOFTWARE. + */ + + +/** + * Vertex fetch/store/convert code. This functionality is used in two places: + * 1. Vertex fetch/convert - to grab vertex data from incoming vertex + * arrays and convert to format needed by vertex shaders. + * 2. Vertex store/emit - to convert simple float[][4] vertex attributes + * (which is the organization used throughout the draw/prim pipeline) to + * hardware-specific formats and emit into hardware vertex buffers. + * + * + * Authors: + * Keith Whitwell <[email protected]> + */ + +#ifndef _TRANSLATE_H +#define _TRANSLATE_H + + +#include "pipe/p_compiler.h" +#include "pipe/p_format.h" + +struct translate_element +{ + enum pipe_format input_format; + unsigned input_buffer; + unsigned input_offset; + + enum pipe_format output_format; + unsigned output_offset; +}; + + +struct translate { + void (*destroy)( struct translate * ); + + void (*set_buffer)( struct translate *, + unsigned i, + const void *ptr, + unsigned stride ); + + void (*run_elts)( struct translate *, + const unsigned *elts, + unsigned count, + void *output_buffer); +}; + + + +struct translate *translate_sse2_create( unsigned output_stride, + const struct translate_element *elements, + unsigned nr_elements ); + +struct translate *translate_generic_create( unsigned output_stride, + const struct translate_element *elements, + unsigned nr_elements ); + + +#endif |