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 unsigned swr_so_adjust_attrib(unsigned in_attrib,
  34                               swr_vertex_shader *swr_vs);
  35
  36 PFN_VERTEX_FUNC
  37 swr_compile_vs(struct swr_context *ctx, swr_jit_vs_key &key);
  38
  39 PFN_PIXEL_KERNEL
  40 swr_compile_fs(struct swr_context *ctx, swr_jit_fs_key &key);
  41
  42 PFN_GS_FUNC
  43 swr_compile_gs(struct swr_context *ctx, swr_jit_gs_key &key);
  44
  45 void swr_generate_fs_key(struct swr_jit_fs_key &key,
  46                          struct swr_context *ctx,
  47                          swr_fragment_shader *swr_fs);
  48
  49 void swr_generate_vs_key(struct swr_jit_vs_key &key,
  50                          struct swr_context *ctx,
  51                          swr_vertex_shader *swr_vs);
  52
  53 void swr_generate_fetch_key(struct swr_jit_fetch_key &key,
  54                             struct swr_vertex_element_state *velems);
  55
  56 void swr_generate_gs_key(struct swr_jit_gs_key &key,
  57                          struct swr_context *ctx,
  58                          swr_geometry_shader *swr_gs);
  59
  60 struct swr_jit_sampler_key {
  61    unsigned nr_samplers;
  62    unsigned nr_sampler_views;
  63    struct swr_sampler_static_state sampler[PIPE_MAX_SHADER_SAMPLER_VIEWS];
  64 };
  65
  66 struct swr_jit_fs_key : swr_jit_sampler_key {
  67    unsigned nr_cbufs;
  68    unsigned light_twoside;
  69    unsigned sprite_coord_enable;
  70    ubyte vs_output_semantic_name[PIPE_MAX_SHADER_OUTPUTS];
  71    ubyte vs_output_semantic_idx[PIPE_MAX_SHADER_OUTPUTS];
  72    bool poly_stipple_enable;
  73 };
  74
  75 struct swr_jit_vs_key : swr_jit_sampler_key {
  76    unsigned clip_plane_mask; // from rasterizer state & vs_info
  77 };
  78
  79 struct swr_jit_fetch_key {
  80    FETCH_COMPILE_STATE fsState;
  81 };
  82
  83 struct swr_jit_gs_key : swr_jit_sampler_key {
  84    ubyte vs_output_semantic_name[PIPE_MAX_SHADER_OUTPUTS];
  85    ubyte vs_output_semantic_idx[PIPE_MAX_SHADER_OUTPUTS];
  86 };
  87
  88 namespace std
  89 {
  90 template <> struct hash<swr_jit_fs_key> {
  91    std::size_t operator()(const swr_jit_fs_key &k) const
  92    {
  93       return util_hash_crc32(&k, sizeof(k));
  94    }
  95 };
  96
  97 template <> struct hash<swr_jit_vs_key> {
  98    std::size_t operator()(const swr_jit_vs_key &k) const
  99    {
 100       return util_hash_crc32(&k, sizeof(k));
 101    }
 102 };
 103
 104 template <> struct hash<swr_jit_fetch_key> {
 105    std::size_t operator()(const swr_jit_fetch_key &k) const
 106    {
 107       return util_hash_crc32(&k, sizeof(k));
 108    }
 109 };
 110
 111 template <> struct hash<swr_jit_gs_key> {
 112    std::size_t operator()(const swr_jit_gs_key &k) const
 113    {
 114       return util_hash_crc32(&k, sizeof(k));
 115    }
 116 };
 117 };
 118
 119 bool operator==(const swr_jit_fs_key &lhs, const swr_jit_fs_key &rhs);
 120 bool operator==(const swr_jit_vs_key &lhs, const swr_jit_vs_key &rhs);
 121 bool operator==(const swr_jit_fetch_key &lhs, const swr_jit_fetch_key &rhs);
 122 bool operator==(const swr_jit_gs_key &lhs, const swr_jit_gs_key &rhs);