src/gallium/drivers/swr/swr_shader.h

   1 /****************************************************************************
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   4  * Permission is hereby granted, free of charge, to any person obtaining a
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  23
  24 #pragma once
  25
  26 struct swr_vertex_shader;
  27 struct swr_fragment_shader;
  28 struct swr_jit_fs_key;
  29 struct swr_jit_vs_key;
  30
  31 PFN_VERTEX_FUNC
  32 swr_compile_vs(struct swr_context *ctx, swr_jit_vs_key &key);
  33
  34 PFN_PIXEL_KERNEL
  35 swr_compile_fs(struct swr_context *ctx, swr_jit_fs_key &key);
  36
  37 void swr_generate_fs_key(struct swr_jit_fs_key &key,
  38                          struct swr_context *ctx,
  39                          swr_fragment_shader *swr_fs);
  40
  41 void swr_generate_vs_key(struct swr_jit_vs_key &key,
  42                          struct swr_context *ctx,
  43                          swr_vertex_shader *swr_vs);
  44
  45 struct swr_jit_sampler_key {
  46    unsigned nr_samplers;
  47    unsigned nr_sampler_views;
  48    struct swr_sampler_static_state sampler[PIPE_MAX_SHADER_SAMPLER_VIEWS];
  49 };
  50
  51 struct swr_jit_fs_key : swr_jit_sampler_key {
  52    unsigned nr_cbufs;
  53    unsigned light_twoside;
  54    unsigned flatshade;
  55    ubyte vs_output_semantic_name[PIPE_MAX_SHADER_OUTPUTS];
  56    ubyte vs_output_semantic_idx[PIPE_MAX_SHADER_OUTPUTS];
  57 };
  58
  59 struct swr_jit_vs_key : swr_jit_sampler_key {
  60 };
  61
  62 namespace std
  63 {
  64 template <> struct hash<swr_jit_fs_key> {
  65    std::size_t operator()(const swr_jit_fs_key &k) const
  66    {
  67       return util_hash_crc32(&k, sizeof(k));
  68    }
  69 };
  70
  71 template <> struct hash<swr_jit_vs_key> {
  72    std::size_t operator()(const swr_jit_vs_key &k) const
  73    {
  74       return util_hash_crc32(&k, sizeof(k));
  75    }
  76 };
  77 };
  78
  79 bool operator==(const swr_jit_fs_key &lhs, const swr_jit_fs_key &rhs);
  80 bool operator==(const swr_jit_vs_key &lhs, const swr_jit_vs_key &rhs);