RetroArch/gfx/shader_cg.h
2012-09-11 23:32:00 +02:00

83 lines
2.4 KiB
C

/* RetroArch - A frontend for libretro.
* Copyright (C) 2010-2012 - 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 __RARCH_CG_H
#define __RARCH_CG_H
#include "../boolean.h"
#include "gl_common.h"
#include "math/matrix.h"
#include <stdint.h>
bool gl_cg_init(const char *path);
bool gl_cg_reinit(const char *path);
void gl_cg_deinit(void);
void gl_cg_set_params(unsigned width, unsigned height,
unsigned tex_width, unsigned tex_height,
unsigned out_width, unsigned out_height,
unsigned frame_count,
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 gl_cg_use(unsigned index);
unsigned gl_cg_num(void);
bool gl_cg_filter_type(unsigned index, bool *smooth);
void gl_cg_shader_scale(unsigned index, struct gl_fbo_scale *scale);
bool gl_cg_set_mvp(const math_matrix *mat);
bool gl_cg_set_coords(const struct gl_coords *coords);
// Used on PS3, but not really platform specific.
#define RARCH_CG_MAX_SHADERS 16
#define RARCH_CG_MENU_SHADER_INDEX (RARCH_CG_MAX_SHADERS - 1)
void gl_cg_set_menu_shader(const char *path);
void gl_cg_set_compiler_args(const char **argv);
bool gl_cg_load_shader(unsigned index, const char *path);
struct gl_cg_cgp_info
{
const char *shader[2];
bool filter_linear[2];
bool render_to_texture;
float fbo_scale;
const char *lut_texture_path;
const char *lut_texture_id;
bool lut_texture_absolute;
};
bool gl_cg_save_cgp(const char *path, const struct gl_cg_cgp_info *info);
void gl_cg_invalidate_context(void); // Call when resetting GL context on PS3.
struct gl_cg_lut_info
{
char id[64];
GLuint tex;
};
unsigned gl_cg_get_lut_info(struct gl_cg_lut_info *info, unsigned elems);
#endif