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/*
* This file is part of mpv.
* Parts based on MPlayer code by Reimar Döffinger.
*
* mpv is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* mpv 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 Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with mpv. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef MP_GL_UTILS_
#define MP_GL_UTILS_
#include <math.h>
#include "video/out/gpu/utils.h"
#include "common.h"
struct mp_log;
void gl_check_error(GL *gl, struct mp_log *log, const char *info);
void gl_upload_tex(GL *gl, GLenum target, GLenum format, GLenum type,
const void *dataptr, int stride,
int x, int y, int w, int h);
bool gl_read_fbo_contents(GL *gl, int fbo, int dir, GLenum format, GLenum type,
int w, int h, uint8_t *dst, int dst_stride);
struct gl_vao {
GL *gl;
GLuint vao; // the VAO object, or 0 if unsupported by driver
GLuint buffer; // GL_ARRAY_BUFFER used for the data
int stride; // size of each element (interleaved elements are assumed)
const struct ra_renderpass_input *entries;
int num_entries;
};
void gl_vao_init(struct gl_vao *vao, GL *gl, int stride,
const struct ra_renderpass_input *entries,
int num_entries);
void gl_vao_uninit(struct gl_vao *vao);
void gl_vao_draw_data(struct gl_vao *vao, GLenum prim, void *ptr, size_t num);
void gl_set_debug_logger(GL *gl, struct mp_log *log);
bool gl_check_extension(const char *extensions, const char *ext);
#endif
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