aboutsummaryrefslogtreecommitdiff
path: root/include/render/gles2.h
blob: 688a51dde49aa2b3455745d8374da62c1c7efa37 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
#ifndef RENDER_GLES2_H
#define RENDER_GLES2_H

#include <stdint.h>
#include <string.h>
#include <stdbool.h>
#include <GLES2/gl2.h>
#include <GLES2/gl2ext.h>
#include <EGL/egl.h>
#include <EGL/eglext.h>
#include <wlr/egl.h>
#include <wlr/backend.h>
#include <wlr/render.h>
#include <wlr/render/interface.h>
#include <wlr/util/log.h>

extern PFNGLEGLIMAGETARGETTEXTURE2DOESPROC glEGLImageTargetTexture2DOES;

struct pixel_format {
	uint32_t wl_format;
	GLint gl_format, gl_type;
	int depth, bpp;
	GLuint *shader;
};

struct wlr_gles2_renderer {
	struct wlr_renderer wlr_renderer;

	struct wlr_egl *egl;
};

struct wlr_gles2_texture {
	struct wlr_texture wlr_texture;

	struct wlr_egl *egl;
	GLuint tex_id;
	const struct pixel_format *pixel_format;
	EGLImageKHR image;
};

struct shaders {
	bool initialized;
	GLuint rgba, rgbx;
	GLuint quad;
	GLuint ellipse;
	GLuint external;
};

extern struct shaders shaders;

const struct pixel_format *gl_format_for_wl_format(enum wl_shm_format fmt);

struct wlr_texture *gles2_texture_create();

extern const GLchar quad_vertex_src[];
extern const GLchar quad_fragment_src[];
extern const GLchar ellipse_fragment_src[];
extern const GLchar vertex_src[];
extern const GLchar fragment_src_rgba[];
extern const GLchar fragment_src_rgbx[];
extern const GLchar fragment_src_external[];

bool _gles2_flush_errors(const char *file, int line);
#define gles2_flush_errors(...) \
	_gles2_flush_errors(_strip_path(__FILE__), __LINE__)

#define GL_CALL(func) func; gles2_flush_errors()

#endif