/**********************************************************
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* Copyright 2008-2009 VMware, Inc. All rights reserved.
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*
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* Permission is hereby granted, free of charge, to any person
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* obtaining a copy of this software and associated documentation
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* files (the "Software"), to deal in the Software without
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* restriction, including without limitation the rights to use, copy,
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* modify, merge, publish, distribute, sublicense, and/or sell copies
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* of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be
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* included in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
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* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
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* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*
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**********************************************************/
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#ifndef SVGA_TGSI_H
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#define SVGA_TGSI_H
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#include "pipe/p_compiler.h"
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#include "svga3d_reg.h"
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#define MAX_VGPU10_ADDR_REGS 2
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struct svga_compile_key;
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struct svga_context;
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struct svga_shader;
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struct svga_shader_variant;
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/* TGSI doesn't provide use with VS input semantics (they're actually
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* pretty meaningless), so we just generate some plausible ones here.
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* This is called both from within the TGSI translator and when
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* building vdecls to ensure they match up.
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*
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* The real use of this information is matching vertex elements to
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* fragment shader inputs in the case where vertex shader is disabled.
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*/
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static inline void svga_generate_vdecl_semantics( unsigned idx,
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unsigned *usage,
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unsigned *usage_index )
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{
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if (idx == 0) {
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*usage = SVGA3D_DECLUSAGE_POSITION;
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*usage_index = 0;
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}
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else {
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*usage = SVGA3D_DECLUSAGE_TEXCOORD;
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*usage_index = idx - 1;
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}
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}
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struct svga_shader_variant *
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svga_tgsi_vgpu9_translate(struct svga_context *svga,
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const struct svga_shader *shader,
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const struct svga_compile_key *key, unsigned unit);
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struct svga_shader_variant *
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svga_tgsi_vgpu10_translate(struct svga_context *svga,
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const struct svga_shader *shader,
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const struct svga_compile_key *key,
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unsigned unit);
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boolean svga_shader_verify(const uint32_t *tokens, unsigned nr_tokens);
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#endif
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