RetroArch/gfx/shader_common.h

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/* RetroArch - A frontend for libretro.
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* Copyright (C) 2010-2013 - Hans-Kristian Arntzen
*
* RetroArch is free software: you can redistribute it and/or modify it under the terms
* of the GNU General Public License as published by the Free Software Found-
* ation, either version 3 of the License, or (at your option) any later version.
*
* RetroArch is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
* without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
* PURPOSE. See the GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along with RetroArch.
* If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef SHADER_COMMON_H__
#define SHADER_COMMON_H__
#include "../boolean.h"
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#ifdef HAVE_CONFIG_H
#include "../config.h"
#endif
#ifdef HAVE_OPENGL
#include "gl_common.h"
#endif
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#include "gfx_context.h"
#include "shader_parse.h"
#include "math/matrix.h"
struct gl_shader_backend
{
bool (*init)(const char *path);
void (*deinit)(void);
void (*set_params)(unsigned width, unsigned height,
unsigned tex_width, unsigned tex_height,
unsigned out_width, unsigned out_height,
unsigned frame_counter,
const struct gl_tex_info *info,
const struct gl_tex_info *prev_info,
const struct gl_tex_info *fbo_info, unsigned fbo_info_cnt);
void (*use)(unsigned index);
unsigned (*num_shaders)(void);
bool (*filter_type)(unsigned index, bool *smooth);
void (*shader_scale)(unsigned index, struct gfx_fbo_scale *scale);
bool (*set_coords)(const struct gl_coords *coords);
bool (*set_mvp)(const math_matrix *mat);
enum rarch_shader_type type;
};
#endif