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#ifndef SCENEFX_FX_OPENGL_H
#define SCENEFX_FX_OPENGL_H
#include <GLES2/gl2.h>
#include <GLES2/gl2ext.h>
#include <wlr/backend.h>
#include <wlr/render/interface.h>
#include <wlr/types/wlr_buffer.h>
#include "render/fx_renderer/shaders.h"
struct wlr_renderer *fx_renderer_create_with_drm_fd(int drm_fd);
struct wlr_renderer *fx_renderer_create(struct wlr_backend *backend);
struct fx_renderer *fx_get_renderer(
struct wlr_renderer *wlr_renderer);
//
// fx_texture
//
struct fx_texture_attribs {
GLenum target; /* either GL_TEXTURE_2D or GL_TEXTURE_EXTERNAL_OES */
GLuint tex;
bool has_alpha;
};
///
/// fx_renderer
///
// TODO: make this private
struct fx_renderer {
struct wlr_renderer wlr_renderer;
float projection[9];
struct wlr_egl *egl;
int drm_fd;
const char *exts_str;
struct {
bool EXT_read_format_bgra;
bool KHR_debug;
bool OES_egl_image_external;
bool OES_egl_image;
bool EXT_texture_type_2_10_10_10_REV;
bool OES_texture_half_float_linear;
bool EXT_texture_norm16;
bool EXT_disjoint_timer_query;
} exts;
struct {
PFNGLEGLIMAGETARGETTEXTURE2DOESPROC glEGLImageTargetTexture2DOES;
PFNGLDEBUGMESSAGECALLBACKKHRPROC glDebugMessageCallbackKHR;
PFNGLDEBUGMESSAGECONTROLKHRPROC glDebugMessageControlKHR;
PFNGLPOPDEBUGGROUPKHRPROC glPopDebugGroupKHR;
PFNGLPUSHDEBUGGROUPKHRPROC glPushDebugGroupKHR;
PFNGLEGLIMAGETARGETRENDERBUFFERSTORAGEOESPROC glEGLImageTargetRenderbufferStorageOES;
PFNGLGETGRAPHICSRESETSTATUSKHRPROC glGetGraphicsResetStatusKHR;
PFNGLGENQUERIESEXTPROC glGenQueriesEXT;
PFNGLDELETEQUERIESEXTPROC glDeleteQueriesEXT;
PFNGLQUERYCOUNTEREXTPROC glQueryCounterEXT;
PFNGLGETQUERYOBJECTIVEXTPROC glGetQueryObjectivEXT;
PFNGLGETQUERYOBJECTUI64VEXTPROC glGetQueryObjectui64vEXT;
PFNGLGETINTEGER64VEXTPROC glGetInteger64vEXT;
} procs;
struct {
struct quad_shader quad;
struct quad_round_shader quad_round;
struct quad_round_shader quad_round_tl;
struct quad_round_shader quad_round_tr;
struct quad_round_shader quad_round_bl;
struct quad_round_shader quad_round_br;
struct tex_shader tex_rgba;
struct tex_shader tex_rgbx;
struct tex_shader tex_ext;
struct box_shadow_shader box_shadow;
struct rounded_border_corner_shader rounded_border_corner;
struct stencil_mask_shader stencil_mask;
struct blur_shader blur1;
struct blur_shader blur2;
struct blur_effects_shader blur_effects;
} shaders;
struct wl_list buffers; // fx_framebuffer.link
struct wl_list textures; // fx_texture.link
struct fx_framebuffer *current_buffer;
uint32_t viewport_width, viewport_height;
// Set to true when 'wlr_renderer_begin_buffer_pass' is called instead of
// our custom 'fx_renderer_begin_buffer_pass' function
bool basic_renderer;
// The region where there's blur
pixman_region32_t blur_padding_region;
};
struct wlr_texture *fx_texture_from_buffer(struct wlr_renderer *wlr_renderer,
struct wlr_buffer *buffer);
void fx_texture_get_attribs(struct wlr_texture *texture,
struct fx_texture_attribs *attribs);
#endif
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