src/gallium/drivers/swr/swr_shader.h

   1 /****************************************************************************
   2  * Copyright (C) 2015 Intel Corporation.   All Rights Reserved.
   3  *
   4  * Permission is hereby granted, free of charge, to any person obtaining a
   5  * copy of this software and associated documentation files (the "Software"),
   6  * to deal in the Software without restriction, including without limitation
   7  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
   8  * and/or sell copies of the Software, and to permit persons to whom the
   9  * Software is furnished to do so, subject to the following conditions:
  10  *
  11  * The above copyright notice and this permission notice (including the next
  12  * paragraph) shall be included in all copies or substantial portions of the
  13  * Software.
  14  *
  15  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  16  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  17  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  18  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  19  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  20  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
  21  * IN THE SOFTWARE.
  22  ***************************************************************************/
  23
  24 #pragma once
  25
  26 struct swr_vertex_shader;
  27 struct swr_fragment_shader;
  28 struct swr_geometry_shader;
  29 struct swr_jit_fs_key;
  30 struct swr_jit_vs_key;
  31 struct swr_jit_gs_key;
  32
  33 PFN_VERTEX_FUNC
  34 swr_compile_vs(struct swr_context *ctx, swr_jit_vs_key &key);
  35
  36 PFN_PIXEL_KERNEL
  37 swr_compile_fs(struct swr_context *ctx, swr_jit_fs_key &key);
  38
  39 PFN_GS_FUNC
  40 swr_compile_gs(struct swr_context *ctx, swr_jit_gs_key &key);
  41
  42 void swr_generate_fs_key(struct swr_jit_fs_key &key,
  43                          struct swr_context *ctx,
  44                          swr_fragment_shader *swr_fs);
  45
  46 void swr_generate_vs_key(struct swr_jit_vs_key &key,
  47                          struct swr_context *ctx,
  48                          swr_vertex_shader *swr_vs);
  49
  50 void swr_generate_fetch_key(struct swr_jit_fetch_key &key,
  51                             struct swr_vertex_element_state *velems);
  52
  53 void swr_generate_gs_key(struct swr_jit_gs_key &key,
  54                          struct swr_context *ctx,
  55                          swr_geometry_shader *swr_gs);
  56
  57 struct swr_jit_sampler_key {
  58    unsigned nr_samplers;
  59    unsigned nr_sampler_views;
  60    struct swr_sampler_static_state sampler[PIPE_MAX_SHADER_SAMPLER_VIEWS];
  61 };
  62
  63 struct swr_jit_fs_key : swr_jit_sampler_key {
  64    unsigned nr_cbufs;
  65    unsigned light_twoside;
  66    unsigned sprite_coord_enable;
  67    ubyte vs_output_semantic_name[PIPE_MAX_SHADER_OUTPUTS];
  68    ubyte vs_output_semantic_idx[PIPE_MAX_SHADER_OUTPUTS];
  69    bool poly_stipple_enable;
  70 };
  71
  72 struct swr_jit_vs_key : swr_jit_sampler_key {
  73    unsigned clip_plane_mask; // from rasterizer state & vs_info
  74 };
  75
  76 struct swr_jit_fetch_key {
  77    FETCH_COMPILE_STATE fsState;
  78 };
  79
  80 struct swr_jit_gs_key : swr_jit_sampler_key {
  81    ubyte vs_output_semantic_name[PIPE_MAX_SHADER_OUTPUTS];
  82    ubyte vs_output_semantic_idx[PIPE_MAX_SHADER_OUTPUTS];
  83 };
  84
  85 namespace std
  86 {
  87 template <> struct hash<swr_jit_fs_key> {
  88    std::size_t operator()(const swr_jit_fs_key &k) const
  89    {
  90       return util_hash_crc32(&k, sizeof(k));
  91    }
  92 };
  93
  94 template <> struct hash<swr_jit_vs_key> {
  95    std::size_t operator()(const swr_jit_vs_key &k) const
  96    {
  97       return util_hash_crc32(&k, sizeof(k));
  98    }
  99 };
 100
 101 template <> struct hash<swr_jit_fetch_key> {
 102    std::size_t operator()(const swr_jit_fetch_key &k) const
 103    {
 104       return util_hash_crc32(&k, sizeof(k));
 105    }
 106 };
 107
 108 template <> struct hash<swr_jit_gs_key> {
 109    std::size_t operator()(const swr_jit_gs_key &k) const
 110    {
 111       return util_hash_crc32(&k, sizeof(k));
 112    }
 113 };
 114 };
 115
 116 bool operator==(const swr_jit_fs_key &lhs, const swr_jit_fs_key &rhs);
 117 bool operator==(const swr_jit_vs_key &lhs, const swr_jit_vs_key &rhs);
 118 bool operator==(const swr_jit_fetch_key &lhs, const swr_jit_fetch_key &rhs);
 119 bool operator==(const swr_jit_gs_key &lhs, const swr_jit_gs_key &rhs);