diff options
author | Brian Paul <[email protected]> | 2009-02-10 16:44:02 -0700 |
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committer | Brian Paul <[email protected]> | 2009-02-10 16:44:02 -0700 |
commit | 5340b6dff73a0a23531ce2a5f28fba8303adab6e (patch) | |
tree | b141fc3648568dd8b941c966059e6ed32a8bd0ad /src/gallium/auxiliary/translate/translate.h | |
parent | 9fd26daec24f21dbe17afcb2e2ab272667ee9a69 (diff) | |
parent | ee4c921b65fb76998711f3c40330505cbc49a0e0 (diff) |
Merge commit 'origin/gallium-master-merge'
This is the big merge of the gallium-0.2 branch into master.
gallium-master-merge was just the staging area for it.
Both gallium-0.2 and gallium-master-merge are considered closed now.
Conflicts:
progs/demos/Makefile
src/mesa/main/state.c
src/mesa/main/texenvprogram.c
Diffstat (limited to 'src/gallium/auxiliary/translate/translate.h')
-rw-r--r-- | src/gallium/auxiliary/translate/translate.h | 127 |
1 files changed, 127 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..34526eb0617 --- /dev/null +++ b/src/gallium/auxiliary/translate/translate.h @@ -0,0 +1,127 @@ +/* + * 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" +#include "pipe/p_state.h" + +struct translate_element +{ + enum pipe_format input_format; + enum pipe_format output_format; + unsigned input_buffer:8; + unsigned input_offset:24; + unsigned output_offset; +}; + + +struct translate_key { + unsigned output_stride; + unsigned nr_elements; + struct translate_element element[PIPE_MAX_ATTRIBS + 1]; +}; + + +struct translate { + struct translate_key key; + + void (*release)( struct translate * ); + + void (*set_buffer)( struct translate *, + unsigned i, + const void *ptr, + unsigned stride ); + + void (PIPE_CDECL *run_elts)( struct translate *, + const unsigned *elts, + unsigned count, + void *output_buffer); + + void (PIPE_CDECL *run)( struct translate *, + unsigned start, + unsigned count, + void *output_buffer); +}; + + + +#if 0 +struct translate_context *translate_context_create( void ); +void translate_context_destroy( struct translate_context * ); + +struct translate *translate_lookup_or_create( struct translate_context *tctx, + const struct translate_key *key ); +#endif + + +struct translate *translate_create( const struct translate_key *key ); + +static INLINE int translate_keysize( const struct translate_key *key ) +{ + return 2 * sizeof(int) + key->nr_elements * sizeof(struct translate_element); +} + +static INLINE int translate_key_compare( const struct translate_key *a, + const struct translate_key *b ) +{ + int keysize = translate_keysize(a); + return memcmp(a, b, keysize); +} + + +static INLINE void translate_key_sanitize( struct translate_key *a ) +{ + int keysize = translate_keysize(a); + char *ptr = (char *)a; + memset(ptr + keysize, 0, sizeof(*a) - keysize); +} + + +/******************************************************************************* + * Private: + */ +struct translate *translate_sse2_create( const struct translate_key *key ); + +struct translate *translate_generic_create( const struct translate_key *key ); + + +#endif |