2 * Copyright © 2011 Intel Corporation
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8 * and/or sell copies of the Software, and to permit persons to whom the
9 * Software is furnished to do so, subject to the following conditions:
11 * The above copyright notice and this permission notice (including the next
12 * paragraph) shall be included in all copies or substantial portions of the
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
16 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
17 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
18 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
19 * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
20 * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
22 * DEALINGS IN THE SOFTWARE.
25 * Kristian Høgsberg <krh@bitplanet.net>
37 #include <sys/types.h>
43 swrastCreateDrawable(struct dri2_egl_display * dri2_dpy,
44 struct dri2_egl_surface * dri2_surf,
48 const uint32_t function = GXcopy;
52 dri2_surf->gc = xcb_generate_id(dri2_dpy->conn);
53 mask = XCB_GC_FUNCTION;
54 xcb_create_gc(dri2_dpy->conn, dri2_surf->gc, dri2_surf->drawable, mask, &function);
56 dri2_surf->swapgc = xcb_generate_id(dri2_dpy->conn);
57 mask = XCB_GC_FUNCTION | XCB_GC_GRAPHICS_EXPOSURES;
60 xcb_create_gc(dri2_dpy->conn, dri2_surf->swapgc, dri2_surf->drawable, mask, valgc);
61 dri2_surf->depth = depth;
65 dri2_surf->bytes_per_pixel = 4;
68 dri2_surf->bytes_per_pixel = 2;
71 dri2_surf->bytes_per_pixel = 1;
74 dri2_surf->bytes_per_pixel = 0;
77 _eglLog(_EGL_WARNING, "unsupported depth %d", depth);
82 swrastDestroyDrawable(struct dri2_egl_display * dri2_dpy,
83 struct dri2_egl_surface * dri2_surf)
85 xcb_free_gc(dri2_dpy->conn, dri2_surf->gc);
86 xcb_free_gc(dri2_dpy->conn, dri2_surf->swapgc);
90 swrastGetDrawableInfo(__DRIdrawable * draw,
91 int *x, int *y, int *w, int *h,
94 struct dri2_egl_surface *dri2_surf = loaderPrivate;
95 struct dri2_egl_display *dri2_dpy = dri2_egl_display(dri2_surf->base.Resource.Display);
97 xcb_get_geometry_cookie_t cookie;
98 xcb_get_geometry_reply_t *reply;
99 xcb_generic_error_t *error;
102 cookie = xcb_get_geometry (dri2_dpy->conn, dri2_surf->drawable);
103 reply = xcb_get_geometry_reply (dri2_dpy->conn, cookie, &error);
108 _eglLog(_EGL_WARNING, "error in xcb_get_geometry");
118 swrastPutImage(__DRIdrawable * draw, int op,
119 int x, int y, int w, int h,
120 char *data, void *loaderPrivate)
122 struct dri2_egl_surface *dri2_surf = loaderPrivate;
123 struct dri2_egl_display *dri2_dpy = dri2_egl_display(dri2_surf->base.Resource.Display);
128 case __DRI_SWRAST_IMAGE_OP_DRAW:
131 case __DRI_SWRAST_IMAGE_OP_SWAP:
132 gc = dri2_surf->swapgc;
138 xcb_put_image(dri2_dpy->conn, XCB_IMAGE_FORMAT_Z_PIXMAP, dri2_surf->drawable,
139 gc, w, h, x, y, 0, dri2_surf->depth,
140 w*h*dri2_surf->bytes_per_pixel, (const uint8_t *)data);
144 swrastGetImage(__DRIdrawable * read,
145 int x, int y, int w, int h,
146 char *data, void *loaderPrivate)
148 struct dri2_egl_surface *dri2_surf = loaderPrivate;
149 struct dri2_egl_display *dri2_dpy = dri2_egl_display(dri2_surf->base.Resource.Display);
151 xcb_get_image_cookie_t cookie;
152 xcb_get_image_reply_t *reply;
153 xcb_generic_error_t *error;
155 cookie = xcb_get_image (dri2_dpy->conn, XCB_IMAGE_FORMAT_Z_PIXMAP,
156 dri2_surf->drawable, x, y, w, h, ~0);
157 reply = xcb_get_image_reply (dri2_dpy->conn, cookie, &error);
162 _eglLog(_EGL_WARNING, "error in xcb_get_image");
165 uint32_t bytes = xcb_get_image_data_length(reply);
166 uint8_t *idata = xcb_get_image_data(reply);
167 memcpy(data, idata, bytes);
174 * Called via eglCreateWindowSurface(), drv->API.CreateWindowSurface().
177 dri2_create_surface(_EGLDriver *drv, _EGLDisplay *disp, EGLint type,
178 _EGLConfig *conf, EGLNativeWindowType window,
179 const EGLint *attrib_list)
181 struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
182 struct dri2_egl_config *dri2_conf = dri2_egl_config(conf);
183 struct dri2_egl_surface *dri2_surf;
184 xcb_get_geometry_cookie_t cookie;
185 xcb_get_geometry_reply_t *reply;
186 xcb_screen_iterator_t s;
187 xcb_generic_error_t *error;
191 dri2_surf = malloc(sizeof *dri2_surf);
193 _eglError(EGL_BAD_ALLOC, "dri2_create_surface");
197 if (!_eglInitSurface(&dri2_surf->base, disp, type, conf, attrib_list))
200 dri2_surf->region = XCB_NONE;
201 if (type == EGL_PBUFFER_BIT) {
202 dri2_surf->drawable = xcb_generate_id(dri2_dpy->conn);
203 s = xcb_setup_roots_iterator(xcb_get_setup(dri2_dpy->conn));
204 xcb_create_pixmap(dri2_dpy->conn, conf->BufferSize,
205 dri2_surf->drawable, s.data->root,
206 dri2_surf->base.Width, dri2_surf->base.Height);
208 dri2_surf->drawable = window;
211 if (dri2_dpy->dri2) {
212 dri2_surf->dri_drawable =
213 (*dri2_dpy->dri2->createNewDrawable) (dri2_dpy->dri_screen,
214 type == EGL_WINDOW_BIT ?
215 dri2_conf->dri_double_config :
216 dri2_conf->dri_single_config,
219 assert(dri2_dpy->swrast);
220 dri2_surf->dri_drawable =
221 (*dri2_dpy->swrast->createNewDrawable) (dri2_dpy->dri_screen,
222 dri2_conf->dri_double_config,
226 if (dri2_surf->dri_drawable == NULL) {
227 _eglError(EGL_BAD_ALLOC, "dri2->createNewDrawable");
231 if (dri2_dpy->dri2) {
232 xcb_dri2_create_drawable (dri2_dpy->conn, dri2_surf->drawable);
234 swrastCreateDrawable(dri2_dpy, dri2_surf, _eglGetConfigKey(conf, EGL_BUFFER_SIZE));
237 if (type != EGL_PBUFFER_BIT) {
238 cookie = xcb_get_geometry (dri2_dpy->conn, dri2_surf->drawable);
239 reply = xcb_get_geometry_reply (dri2_dpy->conn, cookie, &error);
240 if (reply == NULL || error != NULL) {
241 _eglError(EGL_BAD_ALLOC, "xcb_get_geometry");
243 goto cleanup_dri_drawable;
246 dri2_surf->base.Width = reply->width;
247 dri2_surf->base.Height = reply->height;
251 return &dri2_surf->base;
253 cleanup_dri_drawable:
254 dri2_dpy->core->destroyDrawable(dri2_surf->dri_drawable);
256 if (type == EGL_PBUFFER_BIT)
257 xcb_free_pixmap(dri2_dpy->conn, dri2_surf->drawable);
265 * Called via eglCreateWindowSurface(), drv->API.CreateWindowSurface().
268 dri2_create_window_surface(_EGLDriver *drv, _EGLDisplay *disp,
269 _EGLConfig *conf, EGLNativeWindowType window,
270 const EGLint *attrib_list)
272 return dri2_create_surface(drv, disp, EGL_WINDOW_BIT, conf,
273 window, attrib_list);
277 dri2_create_pixmap_surface(_EGLDriver *drv, _EGLDisplay *disp,
278 _EGLConfig *conf, EGLNativePixmapType pixmap,
279 const EGLint *attrib_list)
281 return dri2_create_surface(drv, disp, EGL_PIXMAP_BIT, conf,
282 pixmap, attrib_list);
286 dri2_create_pbuffer_surface(_EGLDriver *drv, _EGLDisplay *disp,
287 _EGLConfig *conf, const EGLint *attrib_list)
289 return dri2_create_surface(drv, disp, EGL_PBUFFER_BIT, conf,
290 XCB_WINDOW_NONE, attrib_list);
294 dri2_destroy_surface(_EGLDriver *drv, _EGLDisplay *disp, _EGLSurface *surf)
296 struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
297 struct dri2_egl_surface *dri2_surf = dri2_egl_surface(surf);
301 if (!_eglPutSurface(surf))
304 (*dri2_dpy->core->destroyDrawable)(dri2_surf->dri_drawable);
306 if (dri2_dpy->dri2) {
307 xcb_dri2_destroy_drawable (dri2_dpy->conn, dri2_surf->drawable);
309 assert(dri2_dpy->swrast);
310 swrastDestroyDrawable(dri2_dpy, dri2_surf);
313 if (surf->Type == EGL_PBUFFER_BIT)
314 xcb_free_pixmap (dri2_dpy->conn, dri2_surf->drawable);
322 * Process list of buffer received from the server
324 * Processes the list of buffers received in a reply from the server to either
325 * \c DRI2GetBuffers or \c DRI2GetBuffersWithFormat.
328 dri2_process_buffers(struct dri2_egl_surface *dri2_surf,
329 xcb_dri2_dri2_buffer_t *buffers, unsigned count)
331 struct dri2_egl_display *dri2_dpy =
332 dri2_egl_display(dri2_surf->base.Resource.Display);
333 xcb_rectangle_t rectangle;
336 dri2_surf->buffer_count = count;
337 dri2_surf->have_fake_front = 0;
339 /* This assumes the DRI2 buffer attachment tokens matches the
340 * __DRIbuffer tokens. */
341 for (i = 0; i < count; i++) {
342 dri2_surf->buffers[i].attachment = buffers[i].attachment;
343 dri2_surf->buffers[i].name = buffers[i].name;
344 dri2_surf->buffers[i].pitch = buffers[i].pitch;
345 dri2_surf->buffers[i].cpp = buffers[i].cpp;
346 dri2_surf->buffers[i].flags = buffers[i].flags;
348 /* We only use the DRI drivers single buffer configs. This
349 * means that if we try to render to a window, DRI2 will give us
350 * the fake front buffer, which we'll use as a back buffer.
351 * Note that EGL doesn't require that several clients rendering
352 * to the same window must see the same aux buffers. */
353 if (dri2_surf->buffers[i].attachment == __DRI_BUFFER_FAKE_FRONT_LEFT)
354 dri2_surf->have_fake_front = 1;
357 if (dri2_surf->region != XCB_NONE)
358 xcb_xfixes_destroy_region(dri2_dpy->conn, dri2_surf->region);
362 rectangle.width = dri2_surf->base.Width;
363 rectangle.height = dri2_surf->base.Height;
364 dri2_surf->region = xcb_generate_id(dri2_dpy->conn);
365 xcb_xfixes_create_region(dri2_dpy->conn, dri2_surf->region, 1, &rectangle);
369 dri2_get_buffers(__DRIdrawable * driDrawable,
370 int *width, int *height,
371 unsigned int *attachments, int count,
372 int *out_count, void *loaderPrivate)
374 struct dri2_egl_surface *dri2_surf = loaderPrivate;
375 struct dri2_egl_display *dri2_dpy =
376 dri2_egl_display(dri2_surf->base.Resource.Display);
377 xcb_dri2_dri2_buffer_t *buffers;
378 xcb_dri2_get_buffers_reply_t *reply;
379 xcb_dri2_get_buffers_cookie_t cookie;
383 cookie = xcb_dri2_get_buffers_unchecked (dri2_dpy->conn,
385 count, count, attachments);
386 reply = xcb_dri2_get_buffers_reply (dri2_dpy->conn, cookie, NULL);
387 buffers = xcb_dri2_get_buffers_buffers (reply);
391 *out_count = reply->count;
392 dri2_surf->base.Width = *width = reply->width;
393 dri2_surf->base.Height = *height = reply->height;
394 dri2_process_buffers(dri2_surf, buffers, *out_count);
398 return dri2_surf->buffers;
402 dri2_get_buffers_with_format(__DRIdrawable * driDrawable,
403 int *width, int *height,
404 unsigned int *attachments, int count,
405 int *out_count, void *loaderPrivate)
407 struct dri2_egl_surface *dri2_surf = loaderPrivate;
408 struct dri2_egl_display *dri2_dpy =
409 dri2_egl_display(dri2_surf->base.Resource.Display);
410 xcb_dri2_dri2_buffer_t *buffers;
411 xcb_dri2_get_buffers_with_format_reply_t *reply;
412 xcb_dri2_get_buffers_with_format_cookie_t cookie;
413 xcb_dri2_attach_format_t *format_attachments;
417 format_attachments = (xcb_dri2_attach_format_t *) attachments;
418 cookie = xcb_dri2_get_buffers_with_format_unchecked (dri2_dpy->conn,
423 reply = xcb_dri2_get_buffers_with_format_reply (dri2_dpy->conn,
428 buffers = xcb_dri2_get_buffers_with_format_buffers (reply);
429 dri2_surf->base.Width = *width = reply->width;
430 dri2_surf->base.Height = *height = reply->height;
431 *out_count = reply->count;
432 dri2_process_buffers(dri2_surf, buffers, *out_count);
436 return dri2_surf->buffers;
440 dri2_flush_front_buffer(__DRIdrawable * driDrawable, void *loaderPrivate)
444 /* FIXME: Does EGL support front buffer rendering at all? */
447 struct dri2_egl_surface *dri2_surf = loaderPrivate;
449 dri2WaitGL(dri2_surf);
451 (void) loaderPrivate;
456 dri2_strndup(const char *s, int length)
460 d = malloc(length + 1);
464 memcpy(d, s, length);
471 dri2_connect(struct dri2_egl_display *dri2_dpy)
473 xcb_xfixes_query_version_reply_t *xfixes_query;
474 xcb_xfixes_query_version_cookie_t xfixes_query_cookie;
475 xcb_dri2_query_version_reply_t *dri2_query;
476 xcb_dri2_query_version_cookie_t dri2_query_cookie;
477 xcb_dri2_connect_reply_t *connect;
478 xcb_dri2_connect_cookie_t connect_cookie;
479 xcb_generic_error_t *error;
480 xcb_screen_iterator_t s;
481 char *driver_name, *device_name;
482 const xcb_query_extension_reply_t *extension;
484 xcb_prefetch_extension_data (dri2_dpy->conn, &xcb_xfixes_id);
485 xcb_prefetch_extension_data (dri2_dpy->conn, &xcb_dri2_id);
487 extension = xcb_get_extension_data(dri2_dpy->conn, &xcb_xfixes_id);
488 if (!(extension && extension->present))
491 extension = xcb_get_extension_data(dri2_dpy->conn, &xcb_dri2_id);
492 if (!(extension && extension->present))
495 xfixes_query_cookie = xcb_xfixes_query_version(dri2_dpy->conn,
496 XCB_XFIXES_MAJOR_VERSION,
497 XCB_XFIXES_MINOR_VERSION);
499 dri2_query_cookie = xcb_dri2_query_version (dri2_dpy->conn,
500 XCB_DRI2_MAJOR_VERSION,
501 XCB_DRI2_MINOR_VERSION);
503 s = xcb_setup_roots_iterator(xcb_get_setup(dri2_dpy->conn));
504 connect_cookie = xcb_dri2_connect_unchecked (dri2_dpy->conn,
506 XCB_DRI2_DRIVER_TYPE_DRI);
509 xcb_xfixes_query_version_reply (dri2_dpy->conn,
510 xfixes_query_cookie, &error);
511 if (xfixes_query == NULL ||
512 error != NULL || xfixes_query->major_version < 2) {
513 _eglLog(_EGL_WARNING, "DRI2: failed to query xfixes version");
520 xcb_dri2_query_version_reply (dri2_dpy->conn, dri2_query_cookie, &error);
521 if (dri2_query == NULL || error != NULL) {
522 _eglLog(_EGL_WARNING, "DRI2: failed to query version");
526 dri2_dpy->dri2_major = dri2_query->major_version;
527 dri2_dpy->dri2_minor = dri2_query->minor_version;
530 connect = xcb_dri2_connect_reply (dri2_dpy->conn, connect_cookie, NULL);
531 if (connect == NULL ||
532 connect->driver_name_length + connect->device_name_length == 0) {
533 _eglLog(_EGL_WARNING, "DRI2: failed to authenticate");
537 driver_name = xcb_dri2_connect_driver_name (connect);
538 dri2_dpy->driver_name =
539 dri2_strndup(driver_name,
540 xcb_dri2_connect_driver_name_length (connect));
542 #if XCB_DRI2_CONNECT_DEVICE_NAME_BROKEN
543 device_name = driver_name + ((connect->driver_name_length + 3) & ~3);
545 device_name = xcb_dri2_connect_device_name (connect);
548 dri2_dpy->device_name =
549 dri2_strndup(device_name,
550 xcb_dri2_connect_device_name_length (connect));
552 if (dri2_dpy->device_name == NULL || dri2_dpy->driver_name == NULL) {
553 free(dri2_dpy->device_name);
554 free(dri2_dpy->driver_name);
564 dri2_x11_authenticate(_EGLDisplay *disp, uint32_t id)
566 struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
567 xcb_dri2_authenticate_reply_t *authenticate;
568 xcb_dri2_authenticate_cookie_t authenticate_cookie;
569 xcb_screen_iterator_t s;
572 s = xcb_setup_roots_iterator(xcb_get_setup(dri2_dpy->conn));
573 authenticate_cookie =
574 xcb_dri2_authenticate_unchecked(dri2_dpy->conn, s.data->root, id);
576 xcb_dri2_authenticate_reply(dri2_dpy->conn, authenticate_cookie, NULL);
578 if (authenticate == NULL || !authenticate->authenticated)
588 dri2_authenticate(_EGLDisplay *disp)
590 struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
593 if (drmGetMagic(dri2_dpy->fd, &magic)) {
594 _eglLog(_EGL_WARNING, "DRI2: failed to get drm magic");
598 if (dri2_x11_authenticate(disp, magic) < 0) {
599 _eglLog(_EGL_WARNING, "DRI2: failed to authenticate");
607 dri2_add_configs_for_visuals(struct dri2_egl_display *dri2_dpy,
610 xcb_screen_iterator_t s;
611 xcb_depth_iterator_t d;
612 xcb_visualtype_t *visuals;
615 EGLint config_attrs[] = {
616 EGL_NATIVE_VISUAL_ID, 0,
617 EGL_NATIVE_VISUAL_TYPE, 0,
621 s = xcb_setup_roots_iterator(xcb_get_setup(dri2_dpy->conn));
622 d = xcb_screen_allowed_depths_iterator(s.data);
629 EGL_SWAP_BEHAVIOR_PRESERVED_BIT;
632 EGLBoolean class_added[6] = { 0, };
634 visuals = xcb_depth_visuals(d.data);
635 for (i = 0; i < xcb_depth_visuals_length(d.data); i++) {
636 if (class_added[visuals[i]._class])
639 class_added[visuals[i]._class] = EGL_TRUE;
640 for (j = 0; dri2_dpy->driver_configs[j]; j++) {
641 config_attrs[1] = visuals[i].visual_id;
642 config_attrs[3] = visuals[i]._class;
644 dri2_add_config(disp, dri2_dpy->driver_configs[j], id++,
645 d.data->depth, surface_type, config_attrs);
652 if (!_eglGetArraySize(disp->Configs)) {
653 _eglLog(_EGL_WARNING, "DRI2: failed to create any config");
661 dri2_copy_region(_EGLDriver *drv, _EGLDisplay *disp,
662 _EGLSurface *draw, xcb_xfixes_region_t region)
664 struct dri2_egl_driver *dri2_drv = dri2_egl_driver(drv);
665 struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
666 struct dri2_egl_surface *dri2_surf = dri2_egl_surface(draw);
668 enum xcb_dri2_attachment_t render_attachment;
669 xcb_dri2_copy_region_cookie_t cookie;
671 if (dri2_drv->glFlush) {
672 ctx = _eglGetCurrentContext();
673 if (ctx && ctx->DrawSurface == &dri2_surf->base)
677 (*dri2_dpy->flush->flush)(dri2_surf->dri_drawable);
680 /* FIXME: Add support for dri swapbuffers, that'll give us swap
681 * interval and page flipping (at least for fullscreen windows) as
682 * well as the page flip event. Unless surface->SwapBehavior is
683 * EGL_BUFFER_PRESERVED. */
684 #if __DRI2_FLUSH_VERSION >= 2
686 (*pdraw->psc->f->flushInvalidate)(pdraw->driDrawable);
690 if (dri2_surf->have_fake_front)
691 render_attachment = XCB_DRI2_ATTACHMENT_BUFFER_FAKE_FRONT_LEFT;
693 render_attachment = XCB_DRI2_ATTACHMENT_BUFFER_BACK_LEFT;
695 cookie = xcb_dri2_copy_region_unchecked(dri2_dpy->conn,
698 XCB_DRI2_ATTACHMENT_BUFFER_FRONT_LEFT,
700 free(xcb_dri2_copy_region_reply(dri2_dpy->conn, cookie, NULL));
706 dri2_swap_buffers(_EGLDriver *drv, _EGLDisplay *disp, _EGLSurface *draw)
708 struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
709 struct dri2_egl_surface *dri2_surf = dri2_egl_surface(draw);
711 if (dri2_dpy->dri2) {
712 return dri2_copy_region(drv, disp, draw, dri2_surf->region);
714 assert(dri2_dpy->swrast);
716 dri2_dpy->core->swapBuffers(dri2_surf->dri_drawable);
722 dri2_swap_buffers_region(_EGLDriver *drv, _EGLDisplay *disp, _EGLSurface *draw,
723 EGLint numRects, const EGLint *rects)
725 struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
726 struct dri2_egl_surface *dri2_surf = dri2_egl_surface(draw);
728 xcb_xfixes_region_t region;
729 xcb_rectangle_t rectangles[16];
732 if (numRects > (int)ARRAY_SIZE(rectangles))
733 return dri2_copy_region(drv, disp, draw, dri2_surf->region);
735 /* FIXME: Invert y here? */
736 for (i = 0; i < numRects; i++) {
737 rectangles[i].x = rects[i * 4];
738 rectangles[i].y = rects[i * 4 + 1];
739 rectangles[i].width = rects[i * 4 + 2];
740 rectangles[i].height = rects[i * 4 + 3];
743 region = xcb_generate_id(dri2_dpy->conn);
744 xcb_xfixes_create_region(dri2_dpy->conn, region, numRects, rectangles);
745 ret = dri2_copy_region(drv, disp, draw, region);
746 xcb_xfixes_destroy_region(dri2_dpy->conn, region);
752 dri2_copy_buffers(_EGLDriver *drv, _EGLDisplay *disp, _EGLSurface *surf,
753 EGLNativePixmapType target)
755 struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
756 struct dri2_egl_surface *dri2_surf = dri2_egl_surface(surf);
761 (*dri2_dpy->flush->flush)(dri2_surf->dri_drawable);
763 gc = xcb_generate_id(dri2_dpy->conn);
764 xcb_create_gc(dri2_dpy->conn, gc, target, 0, NULL);
765 xcb_copy_area(dri2_dpy->conn,
771 dri2_surf->base.Width,
772 dri2_surf->base.Height);
773 xcb_free_gc(dri2_dpy->conn, gc);
779 dri2_create_image_khr_pixmap(_EGLDisplay *disp, _EGLContext *ctx,
780 EGLClientBuffer buffer, const EGLint *attr_list)
782 struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
783 struct dri2_egl_image *dri2_img;
784 unsigned int attachments[1];
785 xcb_drawable_t drawable;
786 xcb_dri2_get_buffers_cookie_t buffers_cookie;
787 xcb_dri2_get_buffers_reply_t *buffers_reply;
788 xcb_dri2_dri2_buffer_t *buffers;
789 xcb_get_geometry_cookie_t geometry_cookie;
790 xcb_get_geometry_reply_t *geometry_reply;
791 xcb_generic_error_t *error;
796 drawable = (xcb_drawable_t) (uintptr_t) buffer;
797 xcb_dri2_create_drawable (dri2_dpy->conn, drawable);
798 attachments[0] = XCB_DRI2_ATTACHMENT_BUFFER_FRONT_LEFT;
800 xcb_dri2_get_buffers_unchecked (dri2_dpy->conn,
801 drawable, 1, 1, attachments);
802 geometry_cookie = xcb_get_geometry (dri2_dpy->conn, drawable);
803 buffers_reply = xcb_dri2_get_buffers_reply (dri2_dpy->conn,
804 buffers_cookie, NULL);
805 buffers = xcb_dri2_get_buffers_buffers (buffers_reply);
806 if (buffers == NULL) {
810 geometry_reply = xcb_get_geometry_reply (dri2_dpy->conn,
811 geometry_cookie, &error);
812 if (geometry_reply == NULL || error != NULL) {
813 _eglError(EGL_BAD_ALLOC, "xcb_get_geometry");
819 switch (geometry_reply->depth) {
821 format = __DRI_IMAGE_FORMAT_RGB565;
824 format = __DRI_IMAGE_FORMAT_XRGB8888;
827 format = __DRI_IMAGE_FORMAT_ARGB8888;
830 _eglError(EGL_BAD_PARAMETER,
831 "dri2_create_image_khr: unsupported pixmap depth");
833 free(geometry_reply);
837 dri2_img = malloc(sizeof *dri2_img);
840 free(geometry_reply);
841 _eglError(EGL_BAD_ALLOC, "dri2_create_image_khr");
842 return EGL_NO_IMAGE_KHR;
845 if (!_eglInitImage(&dri2_img->base, disp)) {
847 free(geometry_reply);
848 return EGL_NO_IMAGE_KHR;
851 stride = buffers[0].pitch / buffers[0].cpp;
852 dri2_img->dri_image =
853 dri2_dpy->image->createImageFromName(dri2_dpy->dri_screen,
854 buffers_reply->width,
855 buffers_reply->height,
862 free(geometry_reply);
864 return &dri2_img->base;
868 dri2_x11_create_image_khr(_EGLDriver *drv, _EGLDisplay *disp,
869 _EGLContext *ctx, EGLenum target,
870 EGLClientBuffer buffer, const EGLint *attr_list)
875 case EGL_NATIVE_PIXMAP_KHR:
876 return dri2_create_image_khr_pixmap(disp, ctx, buffer, attr_list);
878 return dri2_create_image_khr(drv, disp, ctx, target, buffer, attr_list);
883 dri2_initialize_x11_swrast(_EGLDriver *drv, _EGLDisplay *disp)
885 struct dri2_egl_display *dri2_dpy;
887 drv->API.CreateWindowSurface = dri2_create_window_surface;
888 drv->API.CreatePixmapSurface = dri2_create_pixmap_surface;
889 drv->API.CreatePbufferSurface = dri2_create_pbuffer_surface;
890 drv->API.DestroySurface = dri2_destroy_surface;
891 drv->API.SwapBuffers = dri2_swap_buffers;
892 drv->API.CopyBuffers = dri2_copy_buffers;
894 drv->API.SwapBuffersRegionNOK = NULL;
895 drv->API.CreateImageKHR = NULL;
896 drv->API.DestroyImageKHR = NULL;
897 drv->API.CreateDRMImageMESA = NULL;
898 drv->API.ExportDRMImageMESA = NULL;
900 dri2_dpy = malloc(sizeof *dri2_dpy);
902 return _eglError(EGL_BAD_ALLOC, "eglInitialize");
904 memset(dri2_dpy, 0, sizeof *dri2_dpy);
906 disp->DriverData = (void *) dri2_dpy;
907 if (disp->PlatformDisplay == NULL) {
908 dri2_dpy->conn = xcb_connect(0, 0);
910 dri2_dpy->conn = XGetXCBConnection((Display *) disp->PlatformDisplay);
913 if (xcb_connection_has_error(dri2_dpy->conn)) {
914 _eglLog(_EGL_WARNING, "DRI2: xcb_connect failed");
918 if (!dri2_load_driver_swrast(disp))
921 dri2_dpy->swrast_loader_extension.base.name = __DRI_SWRAST_LOADER;
922 dri2_dpy->swrast_loader_extension.base.version = __DRI_SWRAST_LOADER_VERSION;
923 dri2_dpy->swrast_loader_extension.getDrawableInfo = swrastGetDrawableInfo;
924 dri2_dpy->swrast_loader_extension.putImage = swrastPutImage;
925 dri2_dpy->swrast_loader_extension.getImage = swrastGetImage;
927 dri2_dpy->extensions[0] = &dri2_dpy->swrast_loader_extension.base;
928 dri2_dpy->extensions[1] = NULL;
929 dri2_dpy->extensions[2] = NULL;
931 if (!dri2_create_screen(disp))
934 if (dri2_dpy->conn) {
935 if (!dri2_add_configs_for_visuals(dri2_dpy, disp))
936 goto cleanup_configs;
939 /* we're supporting EGL 1.4 */
940 disp->VersionMajor = 1;
941 disp->VersionMinor = 4;
946 _eglCleanupDisplay(disp);
947 dri2_dpy->core->destroyScreen(dri2_dpy->dri_screen);
949 dlclose(dri2_dpy->driver);
951 if (disp->PlatformDisplay == NULL)
952 xcb_disconnect(dri2_dpy->conn);
961 dri2_initialize_x11_dri2(_EGLDriver *drv, _EGLDisplay *disp)
963 struct dri2_egl_display *dri2_dpy;
965 drv->API.CreateWindowSurface = dri2_create_window_surface;
966 drv->API.CreatePixmapSurface = dri2_create_pixmap_surface;
967 drv->API.CreatePbufferSurface = dri2_create_pbuffer_surface;
968 drv->API.DestroySurface = dri2_destroy_surface;
969 drv->API.SwapBuffers = dri2_swap_buffers;
970 drv->API.CopyBuffers = dri2_copy_buffers;
971 drv->API.CreateImageKHR = dri2_x11_create_image_khr;
972 drv->API.SwapBuffersRegionNOK = dri2_swap_buffers_region;
974 dri2_dpy = malloc(sizeof *dri2_dpy);
976 return _eglError(EGL_BAD_ALLOC, "eglInitialize");
978 memset(dri2_dpy, 0, sizeof *dri2_dpy);
980 disp->DriverData = (void *) dri2_dpy;
981 if (disp->PlatformDisplay == NULL) {
982 dri2_dpy->conn = xcb_connect(0, 0);
984 dri2_dpy->conn = XGetXCBConnection((Display *) disp->PlatformDisplay);
987 if (xcb_connection_has_error(dri2_dpy->conn)) {
988 _eglLog(_EGL_WARNING, "DRI2: xcb_connect failed");
992 if (dri2_dpy->conn) {
993 if (!dri2_connect(dri2_dpy))
997 if (!dri2_load_driver(disp))
1000 dri2_dpy->fd = open(dri2_dpy->device_name, O_RDWR | O_CLOEXEC);
1001 if (dri2_dpy->fd == -1) {
1002 _eglLog(_EGL_WARNING,
1003 "DRI2: could not open %s (%s)", dri2_dpy->device_name,
1005 goto cleanup_driver;
1008 if (dri2_dpy->conn) {
1009 if (!dri2_authenticate(disp))
1013 if (dri2_dpy->dri2_minor >= 1) {
1014 dri2_dpy->dri2_loader_extension.base.name = __DRI_DRI2_LOADER;
1015 dri2_dpy->dri2_loader_extension.base.version = 3;
1016 dri2_dpy->dri2_loader_extension.getBuffers = dri2_get_buffers;
1017 dri2_dpy->dri2_loader_extension.flushFrontBuffer = dri2_flush_front_buffer;
1018 dri2_dpy->dri2_loader_extension.getBuffersWithFormat =
1019 dri2_get_buffers_with_format;
1021 dri2_dpy->dri2_loader_extension.base.name = __DRI_DRI2_LOADER;
1022 dri2_dpy->dri2_loader_extension.base.version = 2;
1023 dri2_dpy->dri2_loader_extension.getBuffers = dri2_get_buffers;
1024 dri2_dpy->dri2_loader_extension.flushFrontBuffer = dri2_flush_front_buffer;
1025 dri2_dpy->dri2_loader_extension.getBuffersWithFormat = NULL;
1028 dri2_dpy->extensions[0] = &dri2_dpy->dri2_loader_extension.base;
1029 dri2_dpy->extensions[1] = &image_lookup_extension.base;
1030 dri2_dpy->extensions[2] = NULL;
1032 if (!dri2_create_screen(disp))
1035 if (dri2_dpy->conn) {
1036 if (!dri2_add_configs_for_visuals(dri2_dpy, disp))
1037 goto cleanup_configs;
1040 disp->Extensions.KHR_image_pixmap = EGL_TRUE;
1041 disp->Extensions.NOK_swap_region = EGL_TRUE;
1042 disp->Extensions.NOK_texture_from_pixmap = EGL_TRUE;
1044 #ifdef HAVE_WAYLAND_PLATFORM
1045 disp->Extensions.WL_bind_wayland_display = EGL_TRUE;
1047 dri2_dpy->authenticate = dri2_x11_authenticate;
1049 /* we're supporting EGL 1.4 */
1050 disp->VersionMajor = 1;
1051 disp->VersionMinor = 4;
1056 _eglCleanupDisplay(disp);
1057 dri2_dpy->core->destroyScreen(dri2_dpy->dri_screen);
1059 close(dri2_dpy->fd);
1061 dlclose(dri2_dpy->driver);
1063 if (disp->PlatformDisplay == NULL)
1064 xcb_disconnect(dri2_dpy->conn);
1072 dri2_initialize_x11(_EGLDriver *drv, _EGLDisplay *disp)
1074 EGLBoolean initialized = EGL_TRUE;
1076 int x11_dri2_accel = (getenv("LIBGL_ALWAYS_SOFTWARE") == NULL);
1078 if (x11_dri2_accel) {
1079 if (!dri2_initialize_x11_dri2(drv, disp)) {
1080 initialized = dri2_initialize_x11_swrast(drv, disp);
1083 initialized = dri2_initialize_x11_swrast(drv, disp);