git.lucas.co / cce-compositor
Wayland compositor (wlroots)
git clone https://git.lucas.co/cce-compositor.git

scenefx/render/fx_renderer/fx_renderer.c (19.1K)

  1 /*
  2 	The original wlr_renderer was heavily referenced in making this project
  3 	https://gitlab.freedesktop.org/wlroots/wlroots/-/tree/master/render/gles2
  4 */
  5 
  6 #include <assert.h>
  7 #include <drm_fourcc.h>
  8 #include <GLES2/gl2.h>
  9 #include <stdio.h>
 10 #include <stdlib.h>
 11 #include <unistd.h>
 12 #include <wlr/backend.h>
 13 #include <wlr/render/allocator.h>
 14 #include <wlr/render/egl.h>
 15 #include <wlr/render/interface.h>
 16 #include <wlr/util/box.h>
 17 #include <wlr/util/log.h>
 18 #include <xf86drm.h>
 19 
 20 #include "render/egl.h"
 21 #include "render/fx_renderer/shaders.h"
 22 #include "render/fx_renderer/fx_renderer.h"
 23 #include "render/fx_renderer/util.h"
 24 #include "render/pass.h"
 25 #include "render/tracy.h"
 26 #include "scenefx/render/fx_renderer/fx_offscreen_buffers.h"
 27 #include "scenefx/render/fx_renderer/fx_renderer.h"
 28 #include "scenefx/render/pass.h"
 29 #include "util/time.h"
 30 
 31 static const struct wlr_renderer_impl renderer_impl;
 32 static const struct wlr_render_timer_impl render_timer_impl;
 33 
 34 bool wlr_renderer_is_fx(struct wlr_renderer *wlr_renderer) {
 35 	return wlr_renderer->impl == &renderer_impl;
 36 }
 37 
 38 struct fx_renderer *fx_get_renderer(
 39 		struct wlr_renderer *wlr_renderer) {
 40 	assert(wlr_renderer_is_fx(wlr_renderer));
 41 	struct fx_renderer *renderer = wl_container_of(wlr_renderer, renderer, wlr_renderer);
 42 	return renderer;
 43 }
 44 
 45 bool wlr_render_timer_is_fx(struct wlr_render_timer *timer) {
 46 	return timer->impl == &render_timer_impl;
 47 }
 48 
 49 struct fx_render_timer *fx_get_render_timer(struct wlr_render_timer *wlr_timer) {
 50 	assert(wlr_render_timer_is_fx(wlr_timer));
 51 	struct fx_render_timer *timer = wl_container_of(wlr_timer, timer, base);
 52 	return timer;
 53 }
 54 
 55 static const struct wlr_drm_format_set *fx_get_texture_formats(
 56 		struct wlr_renderer *wlr_renderer, uint32_t buffer_caps) {
 57 	struct fx_renderer *renderer = fx_get_renderer(wlr_renderer);
 58 	if (buffer_caps & WLR_BUFFER_CAP_DMABUF) {
 59 		return wlr_egl_get_dmabuf_texture_formats(renderer->egl);
 60 	} else if (buffer_caps & WLR_BUFFER_CAP_DATA_PTR) {
 61 		return &renderer->shm_texture_formats;
 62 	} else {
 63 		return NULL;
 64 	}
 65 }
 66 
 67 static const struct wlr_drm_format_set *fx_get_render_formats(
 68 		struct wlr_renderer *wlr_renderer) {
 69 	struct fx_renderer *renderer = fx_get_renderer(wlr_renderer);
 70 	return wlr_egl_get_dmabuf_render_formats(renderer->egl);
 71 }
 72 
 73 static int fx_get_drm_fd(struct wlr_renderer *wlr_renderer) {
 74 	struct fx_renderer *renderer =
 75 		fx_get_renderer(wlr_renderer);
 76 
 77 	if (renderer->drm_fd < 0) {
 78 		renderer->drm_fd = wlr_egl_dup_drm_fd(renderer->egl);
 79 	}
 80 
 81 	return renderer->drm_fd;
 82 }
 83 
 84 static inline void free_shaders(struct fx_renderer *renderer) {
 85 	push_fx_debug(renderer);
 86 	glDeleteProgram(renderer->shaders.quad.program);
 87 	glDeleteProgram(renderer->shaders.quad_clip.program);
 88 	glDeleteProgram(renderer->shaders.quad_round.program);
 89 	glDeleteProgram(renderer->shaders.quad_grad.program);
 90 	glDeleteProgram(renderer->shaders.quad_grad_round.program);
 91 	glDeleteProgram(renderer->shaders.tex_rgba.program);
 92 	glDeleteProgram(renderer->shaders.tex_rgbx.program);
 93 	glDeleteProgram(renderer->shaders.tex_ext.program);
 94 	glDeleteProgram(renderer->shaders.tex_effects_rgba.program);
 95 	glDeleteProgram(renderer->shaders.tex_effects_rgbx.program);
 96 	glDeleteProgram(renderer->shaders.tex_effects_ext.program);
 97 	glDeleteProgram(renderer->shaders.box_shadow.program);
 98 	glDeleteProgram(renderer->shaders.bevel.program);
 99 	glDeleteProgram(renderer->shaders.frame.program);
100 	glDeleteProgram(renderer->shaders.droplet.program);
101 	glDeleteProgram(renderer->shaders.blur1.program);
102 	glDeleteProgram(renderer->shaders.blur2.program);
103 	glDeleteProgram(renderer->shaders.blur_effects.program);
104 	pop_fx_debug(renderer);
105 }
106 
107 static void fx_renderer_destroy(struct wlr_renderer *wlr_renderer) {
108 	struct fx_renderer *renderer = fx_get_renderer(wlr_renderer);
109 
110 	TRACY_GPU_CONTEXT_DESTROY(renderer->tracy_data);
111 
112 	wlr_egl_make_current(renderer->egl, NULL);
113 
114 	struct fx_texture *tex, *tex_tmp;
115 	wl_list_for_each_safe(tex, tex_tmp, &renderer->textures, link) {
116 		fx_texture_destroy(tex);
117 	}
118 
119 	struct fx_offscreen_buffers *fbos, *fbos_tmp;
120 	wl_list_for_each_safe(fbos, fbos_tmp, &renderer->offscreen_buffers, link) {
121 		fx_offscreen_buffers_destroy(fbos);
122 	}
123 
124 	struct fx_framebuffer *buffer, *buffer_tmp;
125 	wl_list_for_each_safe(buffer, buffer_tmp, &renderer->buffers, link) {
126 		fx_framebuffer_destroy(buffer);
127 	}
128 
129 	free_shaders(renderer);
130 
131 	if (renderer->exts.KHR_debug) {
132 		glDisable(GL_DEBUG_OUTPUT_KHR);
133 		renderer->procs.glDebugMessageCallbackKHR(NULL, NULL);
134 	}
135 
136 	wlr_egl_unset_current(renderer->egl);
137 	wlr_egl_destroy(renderer->egl);
138 
139 	wlr_drm_format_set_finish(&renderer->shm_texture_formats);
140 
141 	if (renderer->drm_fd >= 0) {
142 		close(renderer->drm_fd);
143 	}
144 
145 	free(renderer);
146 }
147 
148 static struct wlr_render_pass *begin_buffer_pass(struct wlr_renderer *wlr_renderer,
149 		struct wlr_buffer *wlr_buffer, const struct wlr_buffer_pass_options *options) {
150 	struct fx_renderer *renderer = fx_get_renderer(wlr_renderer);
151 
152 	struct wlr_egl_context prev_ctx = {0};
153 	if (!wlr_egl_make_current(renderer->egl, &prev_ctx)) {
154 		return NULL;
155 	}
156 
157 	TRACY_BOTH_ZONES_START(renderer);
158 
159 	struct fx_render_timer *timer = NULL;
160 	if (options->timer) {
161 		timer = fx_get_render_timer(options->timer);
162 		clock_gettime(CLOCK_MONOTONIC, &timer->cpu_start);
163 	}
164 
165 	struct fx_framebuffer *buffer = fx_framebuffer_get_or_create(renderer, wlr_buffer);
166 	if (!buffer) {
167 		TRACY_BOTH_ZONES_END_FAIL;
168 		return NULL;
169 	}
170 
171 	struct fx_gles_render_pass *pass = fx_begin_buffer_pass(buffer,
172 			&prev_ctx, timer, options->signal_timeline, options->signal_point);
173 	if (!pass) {
174 		TRACY_BOTH_ZONES_END_FAIL;
175 		return NULL;
176 	}
177 
178 	TRACY_BOTH_ZONES_END;
179 
180 	return &pass->base;
181 }
182 
183 GLuint fx_renderer_get_buffer_fbo(struct wlr_renderer *wlr_renderer,
184 		struct wlr_buffer *wlr_buffer) {
185 	struct fx_renderer *renderer = fx_get_renderer(wlr_renderer);
186 	GLuint fbo = 0;
187 
188 	struct wlr_egl_context prev_ctx = {0};
189 	if (!wlr_egl_make_current(renderer->egl, &prev_ctx)) {
190 		return 0;
191 	}
192 
193 	struct fx_framebuffer *buffer = fx_framebuffer_get_or_create(renderer, wlr_buffer);
194 	if (buffer) {
195 		fbo = fx_framebuffer_get_fbo(buffer);
196 	}
197 
198 	wlr_egl_restore_context(&prev_ctx);
199 	return fbo;
200 }
201 
202 
203 static struct wlr_render_timer *fx_render_timer_create(struct wlr_renderer *wlr_renderer) {
204 	struct fx_renderer *renderer = fx_get_renderer(wlr_renderer);
205 	if (!renderer->exts.EXT_disjoint_timer_query) {
206 		wlr_log(WLR_ERROR, "can't create timer, EXT_disjoint_timer_query not available");
207 		return NULL;
208 	}
209 
210 	struct fx_render_timer *timer = calloc(1, sizeof(*timer));
211 	if (!timer) {
212 		return NULL;
213 	}
214 	timer->base.impl = &render_timer_impl;
215 	timer->renderer = renderer;
216 
217 	struct wlr_egl_context prev_ctx;
218 	wlr_egl_make_current(renderer->egl, &prev_ctx);
219 	renderer->procs.glGenQueriesEXT(1, &timer->id);
220 	wlr_egl_restore_context(&prev_ctx);
221 
222 	return &timer->base;
223 }
224 
225 static int fx_get_render_time(struct wlr_render_timer *wlr_timer) {
226 	struct fx_render_timer *timer = fx_get_render_timer(wlr_timer);
227 	struct fx_renderer *renderer = timer->renderer;
228 
229 	struct wlr_egl_context prev_ctx;
230 	wlr_egl_make_current(renderer->egl, &prev_ctx);
231 
232 	GLint64 disjoint;
233 	renderer->procs.glGetInteger64vEXT(GL_GPU_DISJOINT_EXT, &disjoint);
234 	if (disjoint) {
235 		wlr_log(WLR_ERROR, "a disjoint operation occurred and the render timer is invalid");
236 		wlr_egl_restore_context(&prev_ctx);
237 		return -1;
238 	}
239 
240 	GLint available;
241 	renderer->procs.glGetQueryObjectivEXT(timer->id,
242 		GL_QUERY_RESULT_AVAILABLE_EXT, &available);
243 	if (!available) {
244 		wlr_log(WLR_ERROR, "timer was read too early, gpu isn't done!");
245 		wlr_egl_restore_context(&prev_ctx);
246 		return -1;
247 	}
248 
249 	GLuint64 gl_render_end;
250 	renderer->procs.glGetQueryObjectui64vEXT(timer->id, GL_QUERY_RESULT_EXT,
251 		&gl_render_end);
252 
253 	int64_t cpu_nsec_total = timespec_to_nsec(&timer->cpu_end) - timespec_to_nsec(&timer->cpu_start);
254 
255 	wlr_egl_restore_context(&prev_ctx);
256 	return gl_render_end - timer->gl_cpu_end + cpu_nsec_total;
257 }
258 
259 static void fx_render_timer_destroy(struct wlr_render_timer *wlr_timer) {
260 	struct fx_render_timer *timer = wl_container_of(wlr_timer, timer, base);
261 	struct fx_renderer *renderer = timer->renderer;
262 
263 	struct wlr_egl_context prev_ctx;
264 	wlr_egl_make_current(renderer->egl, &prev_ctx);
265 	renderer->procs.glDeleteQueriesEXT(1, &timer->id);
266 	wlr_egl_restore_context(&prev_ctx);
267 	free(timer);
268 }
269 
270 static const struct wlr_renderer_impl renderer_impl = {
271 	.destroy = fx_renderer_destroy,
272 	.get_texture_formats = fx_get_texture_formats,
273 	.get_render_formats = fx_get_render_formats,
274 	.get_drm_fd = fx_get_drm_fd,
275 	.texture_from_buffer = fx_texture_from_buffer,
276 	.begin_buffer_pass = begin_buffer_pass,
277 	.render_timer_create = fx_render_timer_create,
278 };
279 
280 static const struct wlr_render_timer_impl render_timer_impl = {
281 	.get_duration_ns = fx_get_render_time,
282 	.destroy = fx_render_timer_destroy,
283 };
284 
285 void push_fx_debug_(struct fx_renderer *renderer,
286 		const char *file, const char *func) {
287 	if (!renderer->procs.glPushDebugGroupKHR) {
288 		return;
289 	}
290 
291 	int len = snprintf(NULL, 0, "%s:%s", file, func) + 1;
292 	char str[len];
293 	snprintf(str, len, "%s:%s", file, func);
294 	renderer->procs.glPushDebugGroupKHR(GL_DEBUG_SOURCE_APPLICATION_KHR, 1, -1, str);
295 }
296 
297 void pop_fx_debug(struct fx_renderer *renderer) {
298 	if (renderer->procs.glPopDebugGroupKHR) {
299 		renderer->procs.glPopDebugGroupKHR();
300 	}
301 }
302 
303 static enum wlr_log_importance fx_log_importance_to_wlr(GLenum type) {
304 	switch (type) {
305 	case GL_DEBUG_TYPE_ERROR_KHR:               return WLR_ERROR;
306 	case GL_DEBUG_TYPE_DEPRECATED_BEHAVIOR_KHR: return WLR_DEBUG;
307 	case GL_DEBUG_TYPE_UNDEFINED_BEHAVIOR_KHR:  return WLR_ERROR;
308 	case GL_DEBUG_TYPE_PORTABILITY_KHR:         return WLR_DEBUG;
309 	case GL_DEBUG_TYPE_PERFORMANCE_KHR:         return WLR_DEBUG;
310 	case GL_DEBUG_TYPE_OTHER_KHR:               return WLR_DEBUG;
311 	case GL_DEBUG_TYPE_MARKER_KHR:              return WLR_DEBUG;
312 	case GL_DEBUG_TYPE_PUSH_GROUP_KHR:          return WLR_DEBUG;
313 	case GL_DEBUG_TYPE_POP_GROUP_KHR:           return WLR_DEBUG;
314 	default:                                    return WLR_DEBUG;
315 	}
316 }
317 
318 static void fx_log(GLenum src, GLenum type, GLuint id, GLenum severity,
319 		GLsizei len, const GLchar *msg, const void *user) {
320 	_wlr_log(fx_log_importance_to_wlr(type), "[GLES2] %s", msg);
321 }
322 
323 static struct wlr_renderer *renderer_autocreate(struct wlr_backend *backend, int drm_fd) {
324 	bool own_drm_fd = false;
325 	if (!open_preferred_drm_fd(backend, &drm_fd, &own_drm_fd)) {
326 		wlr_log(WLR_ERROR, "Cannot create GLES2 renderer: no DRM FD available");
327 		return NULL;
328 	}
329 
330 	struct wlr_egl *egl = wlr_egl_create_with_drm_fd(drm_fd);
331 	if (egl == NULL) {
332 		wlr_log(WLR_ERROR, "Could not initialize EGL");
333 		return NULL;
334 	}
335 
336 	struct wlr_renderer *renderer = fx_renderer_create_egl(egl);
337 	if (!renderer) {
338 		wlr_log(WLR_ERROR, "Failed to create the FX renderer");
339 		wlr_egl_destroy(egl);
340 		return NULL;
341 	}
342 
343 	if (own_drm_fd && drm_fd >= 0) {
344 		close(drm_fd);
345 	}
346 
347 	return renderer;
348 }
349 
350 struct wlr_renderer *fx_renderer_create_with_drm_fd(int drm_fd) {
351 	assert(drm_fd >= 0);
352 
353 	return renderer_autocreate(NULL, drm_fd);
354 }
355 
356 struct wlr_renderer *fx_renderer_create(struct wlr_backend *backend) {
357 	return renderer_autocreate(backend, -1);
358 }
359 
360 static bool link_shaders(struct fx_renderer *renderer) {
361 	// quad fragment shader
362 	if (!link_quad_program(&renderer->shaders.quad, false)) {
363 		wlr_log(WLR_ERROR, "Could not link quad shader");
364 		goto error;
365 	}
366 
367 	// quad clip fragment shader
368 	if (!link_quad_program(&renderer->shaders.quad_clip, true)) {
369 		wlr_log(WLR_ERROR, "Could not link quad clip shader");
370 		goto error;
371 	}
372 
373 	// quad fragment shader with gradients
374 	if (!link_quad_grad_program(&renderer->shaders.quad_grad, 16)) {
375 		wlr_log(WLR_ERROR, "Could not link quad grad shader");
376 		goto error;
377 	}
378 
379 	if (!link_quad_grad_round_program(&renderer->shaders.quad_grad_round, 16)) {
380 		wlr_log(WLR_ERROR, "Could not link quad grad round shader");
381 		goto error;
382 	}
383 
384 	if (!link_quad_round_program(&renderer->shaders.quad_round)) {
385 		wlr_log(WLR_ERROR, "Could not link quad round shader");
386 		goto error;
387 	}
388 
389 	// Basic fragment shaders
390 	if (!link_tex_program(&renderer->shaders.tex_rgba,
391 				SHADER_SOURCE_TEXTURE_RGBA, false)) {
392 		wlr_log(WLR_ERROR, "Could not link tex_RGBA shader");
393 		goto error;
394 	}
395 	if (!link_tex_program(&renderer->shaders.tex_rgbx,
396 				SHADER_SOURCE_TEXTURE_RGBX, false)) {
397 		wlr_log(WLR_ERROR, "Could not link tex_RGBX shader");
398 		goto error;
399 	}
400 	if (!link_tex_program(&renderer->shaders.tex_ext,
401 				SHADER_SOURCE_TEXTURE_EXTERNAL, false)) {
402 		wlr_log(WLR_ERROR, "Could not link tex_EXTERNAL shader");
403 		goto error;
404 	}
405 
406 	// Effects fragment shaders
407 	if (!link_tex_program(&renderer->shaders.tex_effects_rgba,
408 				SHADER_SOURCE_TEXTURE_RGBA, true)) {
409 		wlr_log(WLR_ERROR, "Could not link tex_effects_RGBA shader");
410 		goto error;
411 	}
412 	if (!link_tex_program(&renderer->shaders.tex_effects_rgbx,
413 				SHADER_SOURCE_TEXTURE_RGBX, true)) {
414 		wlr_log(WLR_ERROR, "Could not link tex_effects_RGBX shader");
415 		goto error;
416 	}
417 	if (!link_tex_program(&renderer->shaders.tex_effects_ext,
418 				SHADER_SOURCE_TEXTURE_EXTERNAL, true)) {
419 		wlr_log(WLR_ERROR, "Could not link tex_effects_EXTERNAL shader");
420 		goto error;
421 	}
422 
423 	// box shadow shader
424 	if (!link_box_shadow_program(&renderer->shaders.box_shadow)) {
425 		wlr_log(WLR_ERROR, "Could not link box shadow shader");
426 		goto error;
427 	}
428 	// bevel shader
429 	if (!link_bevel_program(&renderer->shaders.bevel)) {
430 		wlr_log(WLR_ERROR, "Could not link bevel shader");
431 		goto error;
432 	}
433 
434 	// resize-handle frame shader
435 	if (!link_frame_program(&renderer->shaders.frame)) {
436 		wlr_log(WLR_ERROR, "Could not link frame shader");
437 		goto error;
438 	}
439 
440 	// droplet backdrop-refraction shader
441 	if (!link_droplet_program(&renderer->shaders.droplet)) {
442 		wlr_log(WLR_ERROR, "Could not link droplet shader");
443 		goto error;
444 	}
445 
446 	// Blur shaders
447 	if (!link_blur1_program(&renderer->shaders.blur1)) {
448 		wlr_log(WLR_ERROR, "Could not link blur1 shader");
449 		goto error;
450 	}
451 	if (!link_blur2_program(&renderer->shaders.blur2)) {
452 		wlr_log(WLR_ERROR, "Could not link blur2 shader");
453 		goto error;
454 	}
455 	if (!link_blur_effects_program(&renderer->shaders.blur_effects)) {
456 		wlr_log(WLR_ERROR, "Could not link blur_effects shader");
457 		goto error;
458 	}
459 
460 	return true;
461 
462 error:
463 	free_shaders(renderer);
464 	return false;
465 }
466 
467 struct wlr_renderer *fx_renderer_create_egl(struct wlr_egl *egl) {
468 	if (!wlr_egl_make_current(egl, NULL)) {
469 		return NULL;
470 	}
471 
472 	const char *exts_str = (const char *)glGetString(GL_EXTENSIONS);
473 	if (exts_str == NULL) {
474 		wlr_log(WLR_ERROR, "Failed to get GL_EXTENSIONS");
475 		return NULL;
476 	}
477 
478 	struct fx_renderer *renderer = calloc(1, sizeof(struct fx_renderer));
479 	if (renderer == NULL) {
480 		return NULL;
481 	}
482 	wlr_renderer_init(&renderer->wlr_renderer, &renderer_impl, WLR_BUFFER_CAP_DMABUF);
483 	renderer->wlr_renderer.features.output_color_transform = false;
484 
485 	wl_list_init(&renderer->buffers);
486 	wl_list_init(&renderer->textures);
487 	wl_list_init(&renderer->offscreen_buffers);
488 
489 	renderer->egl = egl;
490 	renderer->exts_str = exts_str;
491 	renderer->drm_fd = -1;
492 
493 	wlr_log(WLR_INFO, "Creating scenefx FX renderer");
494 	wlr_log(WLR_INFO, "Using %s", glGetString(GL_VERSION));
495 	wlr_log(WLR_INFO, "GL vendor: %s", glGetString(GL_VENDOR));
496 	wlr_log(WLR_INFO, "GL renderer: %s", glGetString(GL_RENDERER));
497 	wlr_log(WLR_INFO, "Supported FX extensions: %s", exts_str);
498 
499 	if (!renderer->egl->exts.EXT_image_dma_buf_import) {
500 		wlr_log(WLR_ERROR, "EGL_EXT_image_dma_buf_import not supported");
501 		free(renderer);
502 		return NULL;
503 	}
504 	if (!check_gl_ext(exts_str, "GL_EXT_texture_format_BGRA8888")) {
505 		wlr_log(WLR_ERROR, "BGRA8888 format not supported by GLES2");
506 		free(renderer);
507 		return NULL;
508 	}
509 	if (!check_gl_ext(exts_str, "GL_EXT_unpack_subimage")) {
510 		wlr_log(WLR_ERROR, "GL_EXT_unpack_subimage not supported");
511 		free(renderer);
512 		return NULL;
513 	}
514 
515 	renderer->exts.EXT_read_format_bgra =
516 		check_gl_ext(exts_str, "GL_EXT_read_format_bgra");
517 
518 	renderer->exts.EXT_texture_type_2_10_10_10_REV =
519 		check_gl_ext(exts_str, "GL_EXT_texture_type_2_10_10_10_REV");
520 
521 	renderer->exts.OES_texture_half_float_linear =
522 		check_gl_ext(exts_str, "GL_OES_texture_half_float_linear");
523 
524 	renderer->exts.EXT_texture_norm16 =
525 		check_gl_ext(exts_str, "GL_EXT_texture_norm16");
526 
527 	if (check_gl_ext(exts_str, "GL_KHR_debug")) {
528 		renderer->exts.KHR_debug = true;
529 		load_gl_proc(&renderer->procs.glDebugMessageCallbackKHR,
530 			"glDebugMessageCallbackKHR");
531 		load_gl_proc(&renderer->procs.glDebugMessageControlKHR,
532 			"glDebugMessageControlKHR");
533 	}
534 
535 	// TODO: the rest of the gl checks
536 	if (check_gl_ext(exts_str, "GL_OES_EGL_image_external")) {
537 		renderer->exts.OES_egl_image_external = true;
538 		load_gl_proc(&renderer->procs.glEGLImageTargetTexture2DOES,
539 			"glEGLImageTargetTexture2DOES");
540 	}
541 
542 	if (check_gl_ext(exts_str, "GL_OES_EGL_image")) {
543 		renderer->exts.OES_egl_image = true;
544 		load_gl_proc(&renderer->procs.glEGLImageTargetRenderbufferStorageOES,
545 			"glEGLImageTargetRenderbufferStorageOES");
546 	}
547 
548 	if (check_gl_ext(exts_str, "GL_KHR_robustness")) {
549 		GLint notif_strategy = 0;
550 		glGetIntegerv(GL_RESET_NOTIFICATION_STRATEGY_KHR, &notif_strategy);
551 		switch (notif_strategy) {
552 		case GL_LOSE_CONTEXT_ON_RESET_KHR:
553 			wlr_log(WLR_DEBUG, "GPU reset notifications are enabled");
554 			load_gl_proc(&renderer->procs.glGetGraphicsResetStatusKHR,
555 				"glGetGraphicsResetStatusKHR");
556 			break;
557 		case GL_NO_RESET_NOTIFICATION_KHR:
558 			wlr_log(WLR_DEBUG, "GPU reset notifications are disabled");
559 			break;
560 		}
561 	}
562 
563 	if (check_gl_ext(exts_str, "GL_EXT_disjoint_timer_query")) {
564 		renderer->exts.EXT_disjoint_timer_query = true;
565 		load_gl_proc(&renderer->procs.glGenQueriesEXT, "glGenQueriesEXT");
566 		load_gl_proc(&renderer->procs.glDeleteQueriesEXT, "glDeleteQueriesEXT");
567 		load_gl_proc(&renderer->procs.glQueryCounterEXT, "glQueryCounterEXT");
568 		load_gl_proc(&renderer->procs.glGetQueryObjectivEXT, "glGetQueryObjectivEXT");
569 		load_gl_proc(&renderer->procs.glGetQueryObjectui64vEXT, "glGetQueryObjectui64vEXT");
570 		if (eglGetProcAddress("glGetInteger64vEXT")) {
571 			load_gl_proc(&renderer->procs.glGetInteger64vEXT, "glGetInteger64vEXT");
572 		} else {
573 			load_gl_proc(&renderer->procs.glGetInteger64vEXT, "glGetInteger64v");
574 		}
575 		TRACY_FN(
576 			load_gl_proc(&renderer->procs.glGetQueryivEXT, "glGetQueryivEXT");
577 		)
578 	}
579 
580 	if (renderer->exts.KHR_debug) {
581 		glEnable(GL_DEBUG_OUTPUT_KHR);
582 		glEnable(GL_DEBUG_OUTPUT_SYNCHRONOUS_KHR);
583 		renderer->procs.glDebugMessageCallbackKHR(fx_log, NULL);
584 
585 		// Silence unwanted message types
586 		renderer->procs.glDebugMessageControlKHR(GL_DONT_CARE,
587 			GL_DEBUG_TYPE_POP_GROUP_KHR, GL_DONT_CARE, 0, NULL, GL_FALSE);
588 		renderer->procs.glDebugMessageControlKHR(GL_DONT_CARE,
589 			GL_DEBUG_TYPE_PUSH_GROUP_KHR, GL_DONT_CARE, 0, NULL, GL_FALSE);
590 	}
591 
592 	push_fx_debug(renderer);
593 
594 	TRACY_FN(
595 		renderer->tracy_data = TRACY_GPU_CONTEXT_NEW(renderer);
596 	)
597 
598 	// Link all shaders
599 	if (!link_shaders(renderer)) {
600 		goto error;
601 	}
602 
603 	pop_fx_debug(renderer);
604 
605 	wlr_log(WLR_INFO, "FX RENDERER: Shaders Initialized Successfully");
606 
607 	wlr_egl_unset_current(renderer->egl);
608 
609 	get_fx_shm_formats(renderer, &renderer->shm_texture_formats);
610 
611 	int drm_fd = wlr_renderer_get_drm_fd(&renderer->wlr_renderer);
612 	uint64_t cap_syncobj_timeline;
613 	if (drm_fd >= 0 && drmGetCap(drm_fd, DRM_CAP_SYNCOBJ_TIMELINE, &cap_syncobj_timeline) == 0) {
614 		renderer->wlr_renderer.features.timeline = egl->procs.eglDupNativeFenceFDANDROID &&
615 			egl->procs.eglWaitSyncKHR && cap_syncobj_timeline != 0;
616 	}
617 
618 	return &renderer->wlr_renderer;
619 
620 error:
621 	pop_fx_debug(renderer);
622 
623 	if (renderer->exts.KHR_debug) {
624 		glDisable(GL_DEBUG_OUTPUT_KHR);
625 		renderer->procs.glDebugMessageCallbackKHR(NULL, NULL);
626 	}
627 
628 	wlr_egl_unset_current(renderer->egl);
629 
630 	free(renderer);
631 	return NULL;
632 }