mirror of
https://github.com/libretro/RetroArch.git
synced 2024-10-08 15:13:24 +00:00
551fd27204
Not terribly useful atm due to POT, but at least it's there. Has some use mostly with LUTs ... NPOT + REPEAT requires extension on GLES2 at least.
61 lines
1.9 KiB
C
61 lines
1.9 KiB
C
/* RetroArch - A frontend for libretro.
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* Copyright (C) 2010-2013 - Hans-Kristian Arntzen
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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 SHADER_COMMON_H__
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#define SHADER_COMMON_H__
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#include "../boolean.h"
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#ifdef HAVE_CONFIG_H
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#include "../config.h"
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#endif
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#ifdef HAVE_OPENGL
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#include "gl_common.h"
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#endif
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#include "gfx_context.h"
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#include "shader_parse.h"
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#include "math/matrix.h"
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#define GL_SHADER_STOCK_BLEND (GFX_MAX_SHADERS - 1)
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struct gl_shader_backend
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{
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bool (*init)(const char *path);
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void (*deinit)(void);
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void (*set_params)(unsigned width, unsigned height,
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unsigned tex_width, unsigned tex_height,
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unsigned out_width, unsigned out_height,
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unsigned frame_counter,
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const struct gl_tex_info *info,
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const struct gl_tex_info *prev_info,
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const struct gl_tex_info *fbo_info, unsigned fbo_info_cnt);
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void (*use)(unsigned index);
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unsigned (*num_shaders)(void);
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bool (*filter_type)(unsigned index, bool *smooth);
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enum gfx_wrap_type (*wrap_type)(unsigned index);
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void (*shader_scale)(unsigned index, struct gfx_fbo_scale *scale);
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bool (*set_coords)(const struct gl_coords *coords);
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bool (*set_mvp)(const math_matrix *mat);
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unsigned (*get_prev_textures)(void);
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enum rarch_shader_type type;
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};
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#endif
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