/*
* 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 .
*/
#ifndef MP_GL_UTILS_
#define MP_GL_UTILS_
#include
#include "common.h"
#include "ra.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);
mp_image_t *gl_read_fbo_contents(GL *gl, int fbo, int w, int h);
const char* mp_sampler_type(GLenum texture_target);
// print a multi line string with line numbers (e.g. for shader sources)
// log, lev: module and log level, as in mp_msg()
void mp_log_source(struct mp_log *log, int lev, const char *src);
struct gl_vao_entry {
// used for shader / glBindAttribLocation
const char *name;
// glVertexAttribPointer() arguments
int num_elems; // size (number of elements)
GLenum type;
bool normalized;
int offset;
};
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 gl_vao_entry *entries;
};
void gl_vao_init(struct gl_vao *vao, GL *gl, int stride,
const struct gl_vao_entry *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);
struct gl_timer;
struct gl_timer *gl_timer_create(GL *gl);
void gl_timer_free(struct gl_timer *timer);
void gl_timer_start(struct gl_timer *timer);
void gl_timer_stop(GL *gl);
struct mp_pass_perf gl_timer_measure(struct gl_timer *timer);
#define NUM_PBO_BUFFERS 3
struct gl_pbo_upload {
GL *gl;
int index;
GLuint buffer;
size_t buffer_size;
};
void gl_pbo_upload_tex(struct gl_pbo_upload *pbo, GL *gl, bool use_pbo,
GLenum target, GLenum format, GLenum type,
int tex_w, int tex_h, const void *dataptr, int stride,
int x, int y, int w, int h);
void gl_pbo_upload_uninit(struct gl_pbo_upload *pbo);
int gl_determine_16bit_tex_depth(GL *gl);
int gl_get_fb_depth(GL *gl, int fbo);
#endif