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      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_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 sprite_coord_enable;
     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    unsigned clip_plane_mask; // from rasterizer state & vs_info
     61 };
     62 
     63 namespace std
     64 {
     65 template <> struct hash<swr_jit_fs_key> {
     66    std::size_t operator()(const swr_jit_fs_key &k) const
     67    {
     68       return util_hash_crc32(&k, sizeof(k));
     69    }
     70 };
     71 
     72 template <> struct hash<swr_jit_vs_key> {
     73    std::size_t operator()(const swr_jit_vs_key &k) const
     74    {
     75       return util_hash_crc32(&k, sizeof(k));
     76    }
     77 };
     78 };
     79 
     80 bool operator==(const swr_jit_fs_key &lhs, const swr_jit_fs_key &rhs);
     81 bool operator==(const swr_jit_vs_key &lhs, const swr_jit_vs_key &rhs);
     82