mirror of
https://github.com/libretro/RetroArch.git
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113 lines
2.8 KiB
C
113 lines
2.8 KiB
C
/* RetroArch - A frontend fror libretro.
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* Copyright (C) 2014-2018 - Ali Bouhlel
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*
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* RetroArch is free software: you can redistribute it and/or modify it under the terms
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* of the GNU General Public License as published by the Free Software Found-
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* ation, either version 3 of the License, or (at your option) any later version.
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*
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* RetroArch is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
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* without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
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* PURPOSE. See the GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along with RetroArch.
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* If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef __GLSLANG_PROCESS_H__
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#define __GLSLANG_PROCESS_H__
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#include <stdint.h>
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#include <boolean.h>
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#include <retro_common_api.h>
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#include "../video_shader_parse.h"
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#include "../../retroarch.h"
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#include "slang_reflection.h"
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#include "glslang_util.h"
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typedef struct
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{
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void* ptr;
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size_t stride;
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} data_map_t;
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typedef struct
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{
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void* image;
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size_t image_stride;
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void* size;
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size_t size_stride;
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} texture_map_t;
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typedef struct
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{
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texture_map_t textures[SLANG_NUM_TEXTURE_SEMANTICS];
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void* uniforms[SLANG_NUM_BASE_SEMANTICS];
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} semantics_map_t;
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typedef struct
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{
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void* data;
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unsigned size;
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unsigned offset;
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char id[64];
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} uniform_sem_t;
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typedef struct
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{
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void* texture_data;
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enum gfx_wrap_type wrap;
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unsigned filter;
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unsigned stage_mask;
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unsigned binding;
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char id[64];
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} texture_sem_t;
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typedef struct
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{
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unsigned stage_mask;
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unsigned binding;
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unsigned size;
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int uniform_count;
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uniform_sem_t* uniforms;
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} cbuffer_sem_t;
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typedef struct
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{
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int texture_count;
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texture_sem_t* textures;
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cbuffer_sem_t cbuffers[SLANG_CBUFFER_MAX];
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glslang_format format;
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} pass_semantics_t;
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#define SLANG_STAGE_VERTEX_MASK (1 << 0)
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#define SLANG_STAGE_FRAGMENT_MASK (1 << 1)
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RETRO_BEGIN_DECLS
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/* Utility function to implement the same parameter reflection
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* which happens in the slang backend.
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* This does preprocess over the input file to handle #includes and so on. */
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bool slang_preprocess_parse_parameters(const char *shader_path,
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struct video_shader *shader);
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bool slang_process(
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struct video_shader* shader_info,
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unsigned pass_number,
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enum rarch_shader_type dst_type,
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unsigned version,
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const semantics_map_t* semantics_map,
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pass_semantics_t* out);
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RETRO_END_DECLS
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#ifdef __cplusplus
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#include "glslang_util_cxx.h"
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bool slang_preprocess_parse_parameters(glslang_meta& meta,
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struct video_shader *shader);
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#endif
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#endif
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