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#ifndef _SWAY_OPENGL_H
#define _SWAY_OPENGL_H
#include <GLES2/gl2.h>
struct gles2_tex_shader {
GLuint program;
GLint proj;
GLint tex;
GLint alpha;
GLint pos_attrib;
GLint tex_attrib;
};
struct fx_renderer {
struct wlr_egl *egl;
float projection[9];
// Shaders
struct {
struct {
GLuint program;
GLint proj;
GLint color;
GLint pos_attrib;
} quad;
struct gles2_tex_shader tex_rgba;
struct gles2_tex_shader tex_rgbx;
struct gles2_tex_shader tex_ext;
} shaders;
};
struct fx_renderer *fx_renderer_create(struct wlr_egl *egl);
void fx_renderer_begin(struct fx_renderer *renderer, uint32_t width, uint32_t height);
void fx_renderer_end();
void fx_renderer_clear(const float color[static 4]);
void fx_renderer_scissor(struct wlr_box *box);
bool fx_render_subtexture_with_matrix(struct fx_renderer *renderer,
struct wlr_texture *wlr_texture, const struct wlr_fbox *box,
const float matrix[static 9], float alpha);
bool fx_render_texture_with_matrix(struct fx_renderer *renderer,
struct wlr_texture *wlr_texture, const float matrix[static 9], float alpha);
#endif
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