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>
41 #include <sys/types.h>
43 #include "util/macros.h"
46 #include "egl_dri2_fallbacks.h"
50 #include "platform_x11_dri3.h"
54 dri2_x11_swap_interval(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLSurface
*surf
,
58 swrastCreateDrawable(struct dri2_egl_display
* dri2_dpy
,
59 struct dri2_egl_surface
* dri2_surf
)
62 const uint32_t function
= GXcopy
;
66 dri2_surf
->gc
= xcb_generate_id(dri2_dpy
->conn
);
67 mask
= XCB_GC_FUNCTION
;
68 xcb_create_gc(dri2_dpy
->conn
, dri2_surf
->gc
, dri2_surf
->drawable
, mask
, &function
);
70 dri2_surf
->swapgc
= xcb_generate_id(dri2_dpy
->conn
);
71 mask
= XCB_GC_FUNCTION
| XCB_GC_GRAPHICS_EXPOSURES
;
74 xcb_create_gc(dri2_dpy
->conn
, dri2_surf
->swapgc
, dri2_surf
->drawable
, mask
, valgc
);
75 switch (dri2_surf
->depth
) {
78 dri2_surf
->bytes_per_pixel
= 4;
81 dri2_surf
->bytes_per_pixel
= 2;
84 dri2_surf
->bytes_per_pixel
= 1;
87 dri2_surf
->bytes_per_pixel
= 0;
90 _eglLog(_EGL_WARNING
, "unsupported depth %d", dri2_surf
->depth
);
95 swrastDestroyDrawable(struct dri2_egl_display
* dri2_dpy
,
96 struct dri2_egl_surface
* dri2_surf
)
98 xcb_free_gc(dri2_dpy
->conn
, dri2_surf
->gc
);
99 xcb_free_gc(dri2_dpy
->conn
, dri2_surf
->swapgc
);
103 x11_get_drawable_info(__DRIdrawable
* draw
,
104 int *x
, int *y
, int *w
, int *h
,
107 struct dri2_egl_surface
*dri2_surf
= loaderPrivate
;
108 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(dri2_surf
->base
.Resource
.Display
);
110 xcb_get_geometry_cookie_t cookie
;
111 xcb_get_geometry_reply_t
*reply
;
112 xcb_generic_error_t
*error
;
115 cookie
= xcb_get_geometry (dri2_dpy
->conn
, dri2_surf
->drawable
);
116 reply
= xcb_get_geometry_reply (dri2_dpy
->conn
, cookie
, &error
);
122 _eglLog(_EGL_WARNING
, "error in xcb_get_geometry");
136 swrastGetDrawableInfo(__DRIdrawable
* draw
,
137 int *x
, int *y
, int *w
, int *h
,
140 *x
= *y
= *w
= *h
= 0;
141 x11_get_drawable_info(draw
, x
, y
, w
, h
, loaderPrivate
);
145 swrastPutImage(__DRIdrawable
* draw
, int op
,
146 int x
, int y
, int w
, int h
,
147 char *data
, void *loaderPrivate
)
149 struct dri2_egl_surface
*dri2_surf
= loaderPrivate
;
150 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(dri2_surf
->base
.Resource
.Display
);
155 case __DRI_SWRAST_IMAGE_OP_DRAW
:
158 case __DRI_SWRAST_IMAGE_OP_SWAP
:
159 gc
= dri2_surf
->swapgc
;
165 xcb_put_image(dri2_dpy
->conn
, XCB_IMAGE_FORMAT_Z_PIXMAP
, dri2_surf
->drawable
,
166 gc
, w
, h
, x
, y
, 0, dri2_surf
->depth
,
167 w
*h
*dri2_surf
->bytes_per_pixel
, (const uint8_t *)data
);
171 swrastGetImage(__DRIdrawable
* read
,
172 int x
, int y
, int w
, int h
,
173 char *data
, void *loaderPrivate
)
175 struct dri2_egl_surface
*dri2_surf
= loaderPrivate
;
176 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(dri2_surf
->base
.Resource
.Display
);
178 xcb_get_image_cookie_t cookie
;
179 xcb_get_image_reply_t
*reply
;
180 xcb_generic_error_t
*error
;
182 cookie
= xcb_get_image (dri2_dpy
->conn
, XCB_IMAGE_FORMAT_Z_PIXMAP
,
183 dri2_surf
->drawable
, x
, y
, w
, h
, ~0);
184 reply
= xcb_get_image_reply (dri2_dpy
->conn
, cookie
, &error
);
189 _eglLog(_EGL_WARNING
, "error in xcb_get_image");
192 uint32_t bytes
= xcb_get_image_data_length(reply
);
193 uint8_t *idata
= xcb_get_image_data(reply
);
194 memcpy(data
, idata
, bytes
);
200 static xcb_screen_t
*
201 get_xcb_screen(xcb_screen_iterator_t iter
, int screen
)
203 for (; iter
.rem
; --screen
, xcb_screen_next(&iter
))
212 * Called via eglCreateWindowSurface(), drv->API.CreateWindowSurface().
215 dri2_x11_create_surface(_EGLDriver
*drv
, _EGLDisplay
*disp
, EGLint type
,
216 _EGLConfig
*conf
, void *native_surface
,
217 const EGLint
*attrib_list
)
219 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
220 struct dri2_egl_config
*dri2_conf
= dri2_egl_config(conf
);
221 struct dri2_egl_surface
*dri2_surf
;
222 xcb_get_geometry_cookie_t cookie
;
223 xcb_get_geometry_reply_t
*reply
;
224 xcb_generic_error_t
*error
;
225 xcb_drawable_t drawable
;
226 const __DRIconfig
*config
;
228 STATIC_ASSERT(sizeof(uintptr_t) == sizeof(native_surface
));
229 drawable
= (uintptr_t) native_surface
;
233 dri2_surf
= malloc(sizeof *dri2_surf
);
235 _eglError(EGL_BAD_ALLOC
, "dri2_create_surface");
239 if (!_eglInitSurface(&dri2_surf
->base
, disp
, type
, conf
, attrib_list
))
242 dri2_surf
->region
= XCB_NONE
;
243 if (type
== EGL_PBUFFER_BIT
) {
244 dri2_surf
->drawable
= xcb_generate_id(dri2_dpy
->conn
);
245 xcb_create_pixmap(dri2_dpy
->conn
, conf
->BufferSize
,
246 dri2_surf
->drawable
, dri2_dpy
->screen
->root
,
247 dri2_surf
->base
.Width
, dri2_surf
->base
.Height
);
249 dri2_surf
->drawable
= drawable
;
252 config
= dri2_get_dri_config(dri2_conf
, type
,
253 dri2_surf
->base
.GLColorspace
);
255 if (dri2_dpy
->dri2
) {
256 dri2_surf
->dri_drawable
=
257 dri2_dpy
->dri2
->createNewDrawable(dri2_dpy
->dri_screen
, config
,
260 assert(dri2_dpy
->swrast
);
261 dri2_surf
->dri_drawable
=
262 dri2_dpy
->swrast
->createNewDrawable(dri2_dpy
->dri_screen
, config
,
266 if (dri2_surf
->dri_drawable
== NULL
) {
267 _eglError(EGL_BAD_ALLOC
, "dri2->createNewDrawable");
271 if (type
!= EGL_PBUFFER_BIT
) {
272 cookie
= xcb_get_geometry (dri2_dpy
->conn
, dri2_surf
->drawable
);
273 reply
= xcb_get_geometry_reply (dri2_dpy
->conn
, cookie
, &error
);
275 if (error
->error_code
== BadAlloc
)
276 _eglError(EGL_BAD_ALLOC
, "xcb_get_geometry");
277 else if (type
== EGL_WINDOW_BIT
)
278 _eglError(EGL_BAD_NATIVE_WINDOW
, "xcb_get_geometry");
280 _eglError(EGL_BAD_NATIVE_PIXMAP
, "xcb_get_geometry");
282 goto cleanup_dri_drawable
;
283 } else if (reply
== NULL
) {
284 _eglError(EGL_BAD_ALLOC
, "xcb_get_geometry");
285 goto cleanup_dri_drawable
;
288 dri2_surf
->base
.Width
= reply
->width
;
289 dri2_surf
->base
.Height
= reply
->height
;
290 dri2_surf
->depth
= reply
->depth
;
294 if (dri2_dpy
->dri2
) {
295 xcb_void_cookie_t cookie
;
298 cookie
= xcb_dri2_create_drawable_checked(dri2_dpy
->conn
,
299 dri2_surf
->drawable
);
300 error
= xcb_request_check(dri2_dpy
->conn
, cookie
);
301 conn_error
= xcb_connection_has_error(dri2_dpy
->conn
);
302 if (conn_error
|| error
!= NULL
) {
303 if (type
== EGL_PBUFFER_BIT
|| conn_error
|| error
->error_code
== BadAlloc
)
304 _eglError(EGL_BAD_ALLOC
, "xcb_dri2_create_drawable_checked");
305 else if (type
== EGL_WINDOW_BIT
)
306 _eglError(EGL_BAD_NATIVE_WINDOW
,
307 "xcb_dri2_create_drawable_checked");
309 _eglError(EGL_BAD_NATIVE_PIXMAP
,
310 "xcb_dri2_create_drawable_checked");
312 goto cleanup_dri_drawable
;
315 if (type
== EGL_PBUFFER_BIT
) {
316 dri2_surf
->depth
= _eglGetConfigKey(conf
, EGL_BUFFER_SIZE
);
318 swrastCreateDrawable(dri2_dpy
, dri2_surf
);
321 /* we always copy the back buffer to front */
322 dri2_surf
->base
.PostSubBufferSupportedNV
= EGL_TRUE
;
324 return &dri2_surf
->base
;
326 cleanup_dri_drawable
:
327 dri2_dpy
->core
->destroyDrawable(dri2_surf
->dri_drawable
);
329 if (type
== EGL_PBUFFER_BIT
)
330 xcb_free_pixmap(dri2_dpy
->conn
, dri2_surf
->drawable
);
338 * Called via eglCreateWindowSurface(), drv->API.CreateWindowSurface().
341 dri2_x11_create_window_surface(_EGLDriver
*drv
, _EGLDisplay
*disp
,
342 _EGLConfig
*conf
, void *native_window
,
343 const EGLint
*attrib_list
)
345 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
348 surf
= dri2_x11_create_surface(drv
, disp
, EGL_WINDOW_BIT
, conf
,
349 native_window
, attrib_list
);
351 /* When we first create the DRI2 drawable, its swap interval on the
354 surf
->SwapInterval
= 1;
356 /* Override that with a driconf-set value. */
357 dri2_x11_swap_interval(drv
, disp
, surf
, dri2_dpy
->default_swap_interval
);
364 dri2_x11_create_pixmap_surface(_EGLDriver
*drv
, _EGLDisplay
*disp
,
365 _EGLConfig
*conf
, void *native_pixmap
,
366 const EGLint
*attrib_list
)
368 return dri2_x11_create_surface(drv
, disp
, EGL_PIXMAP_BIT
, conf
,
369 native_pixmap
, attrib_list
);
373 dri2_x11_create_pbuffer_surface(_EGLDriver
*drv
, _EGLDisplay
*disp
,
374 _EGLConfig
*conf
, const EGLint
*attrib_list
)
376 return dri2_x11_create_surface(drv
, disp
, EGL_PBUFFER_BIT
, conf
,
377 XCB_WINDOW_NONE
, attrib_list
);
381 dri2_x11_destroy_surface(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLSurface
*surf
)
383 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
384 struct dri2_egl_surface
*dri2_surf
= dri2_egl_surface(surf
);
388 dri2_dpy
->core
->destroyDrawable(dri2_surf
->dri_drawable
);
390 if (dri2_dpy
->dri2
) {
391 xcb_dri2_destroy_drawable (dri2_dpy
->conn
, dri2_surf
->drawable
);
393 assert(dri2_dpy
->swrast
);
394 swrastDestroyDrawable(dri2_dpy
, dri2_surf
);
397 if (surf
->Type
== EGL_PBUFFER_BIT
)
398 xcb_free_pixmap (dri2_dpy
->conn
, dri2_surf
->drawable
);
406 * Function utilizes swrastGetDrawableInfo to get surface
407 * geometry from x server and calls default query surface
408 * implementation that returns the updated values.
410 * In case of errors we still return values that we currently
414 dri2_query_surface(_EGLDriver
*drv
, _EGLDisplay
*dpy
,
415 _EGLSurface
*surf
, EGLint attribute
,
418 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(dpy
);
419 struct dri2_egl_surface
*dri2_surf
= dri2_egl_surface(surf
);
422 __DRIdrawable
*drawable
= dri2_dpy
->vtbl
->get_dri_drawable(surf
);
427 if (x11_get_drawable_info(drawable
, &x
, &y
, &w
, &h
, dri2_surf
)) {
435 return _eglQuerySurface(drv
, dpy
, surf
, attribute
, value
);
439 * Process list of buffer received from the server
441 * Processes the list of buffers received in a reply from the server to either
442 * \c DRI2GetBuffers or \c DRI2GetBuffersWithFormat.
445 dri2_x11_process_buffers(struct dri2_egl_surface
*dri2_surf
,
446 xcb_dri2_dri2_buffer_t
*buffers
, unsigned count
)
448 struct dri2_egl_display
*dri2_dpy
=
449 dri2_egl_display(dri2_surf
->base
.Resource
.Display
);
450 xcb_rectangle_t rectangle
;
452 dri2_surf
->have_fake_front
= false;
454 /* This assumes the DRI2 buffer attachment tokens matches the
455 * __DRIbuffer tokens. */
456 for (unsigned i
= 0; i
< count
; i
++) {
457 dri2_surf
->buffers
[i
].attachment
= buffers
[i
].attachment
;
458 dri2_surf
->buffers
[i
].name
= buffers
[i
].name
;
459 dri2_surf
->buffers
[i
].pitch
= buffers
[i
].pitch
;
460 dri2_surf
->buffers
[i
].cpp
= buffers
[i
].cpp
;
461 dri2_surf
->buffers
[i
].flags
= buffers
[i
].flags
;
463 /* We only use the DRI drivers single buffer configs. This
464 * means that if we try to render to a window, DRI2 will give us
465 * the fake front buffer, which we'll use as a back buffer.
466 * Note that EGL doesn't require that several clients rendering
467 * to the same window must see the same aux buffers. */
468 if (dri2_surf
->buffers
[i
].attachment
== __DRI_BUFFER_FAKE_FRONT_LEFT
)
469 dri2_surf
->have_fake_front
= true;
472 if (dri2_surf
->region
!= XCB_NONE
)
473 xcb_xfixes_destroy_region(dri2_dpy
->conn
, dri2_surf
->region
);
477 rectangle
.width
= dri2_surf
->base
.Width
;
478 rectangle
.height
= dri2_surf
->base
.Height
;
479 dri2_surf
->region
= xcb_generate_id(dri2_dpy
->conn
);
480 xcb_xfixes_create_region(dri2_dpy
->conn
, dri2_surf
->region
, 1, &rectangle
);
484 dri2_x11_get_buffers(__DRIdrawable
* driDrawable
,
485 int *width
, int *height
,
486 unsigned int *attachments
, int count
,
487 int *out_count
, void *loaderPrivate
)
489 struct dri2_egl_surface
*dri2_surf
= loaderPrivate
;
490 struct dri2_egl_display
*dri2_dpy
=
491 dri2_egl_display(dri2_surf
->base
.Resource
.Display
);
492 xcb_dri2_dri2_buffer_t
*buffers
;
493 xcb_dri2_get_buffers_reply_t
*reply
;
494 xcb_dri2_get_buffers_cookie_t cookie
;
498 cookie
= xcb_dri2_get_buffers_unchecked (dri2_dpy
->conn
,
500 count
, count
, attachments
);
501 reply
= xcb_dri2_get_buffers_reply (dri2_dpy
->conn
, cookie
, NULL
);
504 buffers
= xcb_dri2_get_buffers_buffers (reply
);
508 *out_count
= reply
->count
;
509 dri2_surf
->base
.Width
= *width
= reply
->width
;
510 dri2_surf
->base
.Height
= *height
= reply
->height
;
511 dri2_x11_process_buffers(dri2_surf
, buffers
, *out_count
);
515 return dri2_surf
->buffers
;
519 dri2_x11_get_buffers_with_format(__DRIdrawable
* driDrawable
,
520 int *width
, int *height
,
521 unsigned int *attachments
, int count
,
522 int *out_count
, void *loaderPrivate
)
524 struct dri2_egl_surface
*dri2_surf
= loaderPrivate
;
525 struct dri2_egl_display
*dri2_dpy
=
526 dri2_egl_display(dri2_surf
->base
.Resource
.Display
);
527 xcb_dri2_dri2_buffer_t
*buffers
;
528 xcb_dri2_get_buffers_with_format_reply_t
*reply
;
529 xcb_dri2_get_buffers_with_format_cookie_t cookie
;
530 xcb_dri2_attach_format_t
*format_attachments
;
534 format_attachments
= (xcb_dri2_attach_format_t
*) attachments
;
535 cookie
= xcb_dri2_get_buffers_with_format_unchecked (dri2_dpy
->conn
,
540 reply
= xcb_dri2_get_buffers_with_format_reply (dri2_dpy
->conn
,
545 buffers
= xcb_dri2_get_buffers_with_format_buffers (reply
);
546 dri2_surf
->base
.Width
= *width
= reply
->width
;
547 dri2_surf
->base
.Height
= *height
= reply
->height
;
548 *out_count
= reply
->count
;
549 dri2_x11_process_buffers(dri2_surf
, buffers
, *out_count
);
553 return dri2_surf
->buffers
;
557 dri2_x11_flush_front_buffer(__DRIdrawable
* driDrawable
, void *loaderPrivate
)
561 /* FIXME: Does EGL support front buffer rendering at all? */
564 struct dri2_egl_surface
*dri2_surf
= loaderPrivate
;
566 dri2WaitGL(dri2_surf
);
568 (void) loaderPrivate
;
573 dri2_x11_do_authenticate(struct dri2_egl_display
*dri2_dpy
, uint32_t id
)
575 xcb_dri2_authenticate_reply_t
*authenticate
;
576 xcb_dri2_authenticate_cookie_t authenticate_cookie
;
579 authenticate_cookie
=
580 xcb_dri2_authenticate_unchecked(dri2_dpy
->conn
, dri2_dpy
->screen
->root
, id
);
582 xcb_dri2_authenticate_reply(dri2_dpy
->conn
, authenticate_cookie
, NULL
);
584 if (authenticate
== NULL
|| !authenticate
->authenticated
)
593 dri2_x11_local_authenticate(struct dri2_egl_display
*dri2_dpy
)
598 if (drmGetMagic(dri2_dpy
->fd
, &magic
)) {
599 _eglLog(_EGL_WARNING
, "DRI2: failed to get drm magic");
603 if (dri2_x11_do_authenticate(dri2_dpy
, magic
) < 0) {
604 _eglLog(_EGL_WARNING
, "DRI2: failed to authenticate");
612 dri2_x11_connect(struct dri2_egl_display
*dri2_dpy
)
614 xcb_xfixes_query_version_reply_t
*xfixes_query
;
615 xcb_xfixes_query_version_cookie_t xfixes_query_cookie
;
616 xcb_dri2_query_version_reply_t
*dri2_query
;
617 xcb_dri2_query_version_cookie_t dri2_query_cookie
;
618 xcb_dri2_connect_reply_t
*connect
;
619 xcb_dri2_connect_cookie_t connect_cookie
;
620 xcb_generic_error_t
*error
;
621 char *driver_name
, *loader_driver_name
, *device_name
;
622 const xcb_query_extension_reply_t
*extension
;
624 xcb_prefetch_extension_data (dri2_dpy
->conn
, &xcb_xfixes_id
);
625 xcb_prefetch_extension_data (dri2_dpy
->conn
, &xcb_dri2_id
);
627 extension
= xcb_get_extension_data(dri2_dpy
->conn
, &xcb_xfixes_id
);
628 if (!(extension
&& extension
->present
))
631 extension
= xcb_get_extension_data(dri2_dpy
->conn
, &xcb_dri2_id
);
632 if (!(extension
&& extension
->present
))
635 xfixes_query_cookie
= xcb_xfixes_query_version(dri2_dpy
->conn
,
636 XCB_XFIXES_MAJOR_VERSION
,
637 XCB_XFIXES_MINOR_VERSION
);
639 dri2_query_cookie
= xcb_dri2_query_version (dri2_dpy
->conn
,
640 XCB_DRI2_MAJOR_VERSION
,
641 XCB_DRI2_MINOR_VERSION
);
643 connect_cookie
= xcb_dri2_connect_unchecked(dri2_dpy
->conn
, dri2_dpy
->screen
->root
,
644 XCB_DRI2_DRIVER_TYPE_DRI
);
647 xcb_xfixes_query_version_reply (dri2_dpy
->conn
,
648 xfixes_query_cookie
, &error
);
649 if (xfixes_query
== NULL
||
650 error
!= NULL
|| xfixes_query
->major_version
< 2) {
651 _eglLog(_EGL_WARNING
, "DRI2: failed to query xfixes version");
659 xcb_dri2_query_version_reply (dri2_dpy
->conn
, dri2_query_cookie
, &error
);
660 if (dri2_query
== NULL
|| error
!= NULL
) {
661 _eglLog(_EGL_WARNING
, "DRI2: failed to query version");
665 dri2_dpy
->dri2_major
= dri2_query
->major_version
;
666 dri2_dpy
->dri2_minor
= dri2_query
->minor_version
;
669 connect
= xcb_dri2_connect_reply (dri2_dpy
->conn
, connect_cookie
, NULL
);
670 if (connect
== NULL
||
671 connect
->driver_name_length
+ connect
->device_name_length
== 0) {
672 _eglLog(_EGL_WARNING
, "DRI2: failed to authenticate");
676 device_name
= xcb_dri2_connect_device_name (connect
);
678 dri2_dpy
->fd
= loader_open_device(device_name
);
679 if (dri2_dpy
->fd
== -1) {
680 _eglLog(_EGL_WARNING
,
681 "DRI2: could not open %s (%s)", device_name
, strerror(errno
));
686 if (!dri2_x11_local_authenticate(dri2_dpy
)) {
692 driver_name
= xcb_dri2_connect_driver_name (connect
);
694 /* If Mesa knows about the appropriate driver for this fd, then trust it.
695 * Otherwise, default to the server's value.
697 loader_driver_name
= loader_get_driver_for_fd(dri2_dpy
->fd
);
698 if (loader_driver_name
) {
699 dri2_dpy
->driver_name
= loader_driver_name
;
701 dri2_dpy
->driver_name
=
703 xcb_dri2_connect_driver_name_length(connect
));
706 if (dri2_dpy
->driver_name
== NULL
) {
708 free(dri2_dpy
->driver_name
);
713 #ifdef HAVE_WAYLAND_PLATFORM
714 dri2_dpy
->device_name
=
716 xcb_dri2_connect_device_name_length(connect
));
725 dri2_x11_authenticate(_EGLDisplay
*disp
, uint32_t id
)
727 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
729 return dri2_x11_do_authenticate(dri2_dpy
, id
);
733 dri2_x11_add_configs_for_visuals(struct dri2_egl_display
*dri2_dpy
,
734 _EGLDisplay
*disp
, bool supports_preserved
)
736 xcb_depth_iterator_t d
;
737 xcb_visualtype_t
*visuals
;
738 int config_count
= 0;
741 d
= xcb_screen_allowed_depths_iterator(dri2_dpy
->screen
);
748 if (supports_preserved
)
749 surface_type
|= EGL_SWAP_BEHAVIOR_PRESERVED_BIT
;
752 EGLBoolean class_added
[6] = { 0, };
754 visuals
= xcb_depth_visuals(d
.data
);
756 for (int i
= 0; i
< xcb_depth_visuals_length(d
.data
); i
++) {
757 if (class_added
[visuals
[i
]._class
])
760 class_added
[visuals
[i
]._class
] = EGL_TRUE
;
762 for (int j
= 0; dri2_dpy
->driver_configs
[j
]; j
++) {
763 struct dri2_egl_config
*dri2_conf
;
764 const __DRIconfig
*config
= dri2_dpy
->driver_configs
[j
];
766 const EGLint config_attrs
[] = {
767 EGL_NATIVE_VISUAL_ID
, visuals
[i
].visual_id
,
768 EGL_NATIVE_VISUAL_TYPE
, visuals
[i
]._class
,
772 unsigned int rgba_masks
[4] = {
774 visuals
[i
].green_mask
,
775 visuals
[i
].blue_mask
,
779 dri2_conf
= dri2_add_config(disp
, config
, config_count
+ 1,
780 surface_type
, config_attrs
,
783 if (dri2_conf
->base
.ConfigID
== config_count
+ 1)
786 /* Allow a 24-bit RGB visual to match a 32-bit RGBA EGLConfig.
787 * Otherwise it will only match a 32-bit RGBA visual. On a
788 * composited window manager on X11, this will make all of the
789 * EGLConfigs with destination alpha get blended by the
790 * compositor. This is probably not what the application
791 * wants... especially on drivers that only have 32-bit RGBA
793 if (d
.data
->depth
== 24) {
795 ~(rgba_masks
[0] | rgba_masks
[1] | rgba_masks
[2]);
796 dri2_conf
= dri2_add_config(disp
, config
, config_count
+ 1,
797 surface_type
, config_attrs
,
800 if (dri2_conf
->base
.ConfigID
== config_count
+ 1)
810 _eglLog(_EGL_WARNING
, "DRI2: failed to create any config");
818 dri2_copy_region(_EGLDriver
*drv
, _EGLDisplay
*disp
,
819 _EGLSurface
*draw
, xcb_xfixes_region_t region
)
821 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
822 struct dri2_egl_surface
*dri2_surf
= dri2_egl_surface(draw
);
823 enum xcb_dri2_attachment_t render_attachment
;
824 xcb_dri2_copy_region_cookie_t cookie
;
826 /* No-op for a pixmap or pbuffer surface */
827 if (draw
->Type
== EGL_PIXMAP_BIT
|| draw
->Type
== EGL_PBUFFER_BIT
)
830 dri2_dpy
->flush
->flush(dri2_surf
->dri_drawable
);
832 if (dri2_surf
->have_fake_front
)
833 render_attachment
= XCB_DRI2_ATTACHMENT_BUFFER_FAKE_FRONT_LEFT
;
835 render_attachment
= XCB_DRI2_ATTACHMENT_BUFFER_BACK_LEFT
;
837 cookie
= xcb_dri2_copy_region_unchecked(dri2_dpy
->conn
,
840 XCB_DRI2_ATTACHMENT_BUFFER_FRONT_LEFT
,
842 free(xcb_dri2_copy_region_reply(dri2_dpy
->conn
, cookie
, NULL
));
848 dri2_x11_swap_buffers_msc(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLSurface
*draw
,
849 int64_t msc
, int64_t divisor
, int64_t remainder
)
851 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
852 struct dri2_egl_surface
*dri2_surf
= dri2_egl_surface(draw
);
853 uint32_t msc_hi
= msc
>> 32;
854 uint32_t msc_lo
= msc
& 0xffffffff;
855 uint32_t divisor_hi
= divisor
>> 32;
856 uint32_t divisor_lo
= divisor
& 0xffffffff;
857 uint32_t remainder_hi
= remainder
>> 32;
858 uint32_t remainder_lo
= remainder
& 0xffffffff;
859 xcb_dri2_swap_buffers_cookie_t cookie
;
860 xcb_dri2_swap_buffers_reply_t
*reply
;
861 int64_t swap_count
= -1;
863 /* No-op for a pixmap or pbuffer surface */
864 if (draw
->Type
== EGL_PIXMAP_BIT
|| draw
->Type
== EGL_PBUFFER_BIT
)
867 if (draw
->SwapBehavior
== EGL_BUFFER_PRESERVED
|| !dri2_dpy
->swap_available
)
868 return dri2_copy_region(drv
, disp
, draw
, dri2_surf
->region
) ? 0 : -1;
870 dri2_flush_drawable_for_swapbuffers(disp
, draw
);
872 cookie
= xcb_dri2_swap_buffers_unchecked(dri2_dpy
->conn
, dri2_surf
->drawable
,
873 msc_hi
, msc_lo
, divisor_hi
, divisor_lo
, remainder_hi
, remainder_lo
);
875 reply
= xcb_dri2_swap_buffers_reply(dri2_dpy
->conn
, cookie
, NULL
);
878 swap_count
= (((int64_t)reply
->swap_hi
) << 32) | reply
->swap_lo
;
882 /* Since we aren't watching for the server's invalidate events like we're
883 * supposed to (due to XCB providing no mechanism for filtering the events
884 * the way xlib does), and SwapBuffers is a common cause of invalidate
885 * events, just shove one down to the driver, even though we haven't told
886 * the driver that we're the kind of loader that provides reliable
887 * invalidate events. This causes the driver to request buffers again at
888 * its next draw, so that we get the correct buffers if a pageflip
889 * happened. The driver should still be using the viewport hack to catch
892 if (dri2_dpy
->flush
->base
.version
>= 3 && dri2_dpy
->flush
->invalidate
)
893 dri2_dpy
->flush
->invalidate(dri2_surf
->dri_drawable
);
899 dri2_x11_swap_buffers(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLSurface
*draw
)
901 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
902 struct dri2_egl_surface
*dri2_surf
= dri2_egl_surface(draw
);
904 if (!dri2_dpy
->flush
) {
905 dri2_dpy
->core
->swapBuffers(dri2_surf
->dri_drawable
);
909 if (dri2_x11_swap_buffers_msc(drv
, disp
, draw
, 0, 0, 0) == -1) {
910 /* Swap failed with a window drawable. */
911 return _eglError(EGL_BAD_NATIVE_WINDOW
, __func__
);
917 dri2_x11_swap_buffers_region(_EGLDriver
*drv
, _EGLDisplay
*disp
,
919 EGLint numRects
, const EGLint
*rects
)
921 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
922 struct dri2_egl_surface
*dri2_surf
= dri2_egl_surface(draw
);
924 xcb_xfixes_region_t region
;
925 xcb_rectangle_t rectangles
[16];
927 if (numRects
> (int)ARRAY_SIZE(rectangles
))
928 return dri2_copy_region(drv
, disp
, draw
, dri2_surf
->region
);
930 for (int i
= 0; i
< numRects
; i
++) {
931 rectangles
[i
].x
= rects
[i
* 4];
932 rectangles
[i
].y
= dri2_surf
->base
.Height
- rects
[i
* 4 + 1] - rects
[i
* 4 + 3];
933 rectangles
[i
].width
= rects
[i
* 4 + 2];
934 rectangles
[i
].height
= rects
[i
* 4 + 3];
937 region
= xcb_generate_id(dri2_dpy
->conn
);
938 xcb_xfixes_create_region(dri2_dpy
->conn
, region
, numRects
, rectangles
);
939 ret
= dri2_copy_region(drv
, disp
, draw
, region
);
940 xcb_xfixes_destroy_region(dri2_dpy
->conn
, region
);
946 dri2_x11_post_sub_buffer(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLSurface
*draw
,
947 EGLint x
, EGLint y
, EGLint width
, EGLint height
)
949 const EGLint rect
[4] = { x
, y
, width
, height
};
951 if (x
< 0 || y
< 0 || width
< 0 || height
< 0)
952 _eglError(EGL_BAD_PARAMETER
, "eglPostSubBufferNV");
954 return dri2_x11_swap_buffers_region(drv
, disp
, draw
, 1, rect
);
958 dri2_x11_swap_interval(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLSurface
*surf
,
961 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
962 struct dri2_egl_surface
*dri2_surf
= dri2_egl_surface(surf
);
964 if (dri2_dpy
->swap_available
)
965 xcb_dri2_swap_interval(dri2_dpy
->conn
, dri2_surf
->drawable
, interval
);
971 dri2_x11_copy_buffers(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLSurface
*surf
,
972 void *native_pixmap_target
)
974 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
975 struct dri2_egl_surface
*dri2_surf
= dri2_egl_surface(surf
);
979 STATIC_ASSERT(sizeof(uintptr_t) == sizeof(native_pixmap_target
));
980 target
= (uintptr_t) native_pixmap_target
;
984 dri2_dpy
->flush
->flush(dri2_surf
->dri_drawable
);
986 gc
= xcb_generate_id(dri2_dpy
->conn
);
987 xcb_create_gc(dri2_dpy
->conn
, gc
, target
, 0, NULL
);
988 xcb_copy_area(dri2_dpy
->conn
,
994 dri2_surf
->base
.Width
,
995 dri2_surf
->base
.Height
);
996 xcb_free_gc(dri2_dpy
->conn
, gc
);
1002 dri2_create_image_khr_pixmap(_EGLDisplay
*disp
, _EGLContext
*ctx
,
1003 EGLClientBuffer buffer
, const EGLint
*attr_list
)
1005 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1006 struct dri2_egl_image
*dri2_img
;
1007 unsigned int attachments
[1];
1008 xcb_drawable_t drawable
;
1009 xcb_dri2_get_buffers_cookie_t buffers_cookie
;
1010 xcb_dri2_get_buffers_reply_t
*buffers_reply
;
1011 xcb_dri2_dri2_buffer_t
*buffers
;
1012 xcb_get_geometry_cookie_t geometry_cookie
;
1013 xcb_get_geometry_reply_t
*geometry_reply
;
1014 xcb_generic_error_t
*error
;
1019 drawable
= (xcb_drawable_t
) (uintptr_t) buffer
;
1020 xcb_dri2_create_drawable (dri2_dpy
->conn
, drawable
);
1021 attachments
[0] = XCB_DRI2_ATTACHMENT_BUFFER_FRONT_LEFT
;
1023 xcb_dri2_get_buffers_unchecked (dri2_dpy
->conn
,
1024 drawable
, 1, 1, attachments
);
1025 geometry_cookie
= xcb_get_geometry (dri2_dpy
->conn
, drawable
);
1026 buffers_reply
= xcb_dri2_get_buffers_reply (dri2_dpy
->conn
,
1027 buffers_cookie
, NULL
);
1028 if (buffers_reply
== NULL
)
1031 buffers
= xcb_dri2_get_buffers_buffers (buffers_reply
);
1032 if (buffers
== NULL
) {
1036 geometry_reply
= xcb_get_geometry_reply (dri2_dpy
->conn
,
1037 geometry_cookie
, &error
);
1038 if (geometry_reply
== NULL
|| error
!= NULL
) {
1039 _eglError(EGL_BAD_ALLOC
, "xcb_get_geometry");
1041 free(buffers_reply
);
1045 switch (geometry_reply
->depth
) {
1047 format
= __DRI_IMAGE_FORMAT_RGB565
;
1050 format
= __DRI_IMAGE_FORMAT_XRGB8888
;
1053 format
= __DRI_IMAGE_FORMAT_ARGB8888
;
1056 _eglError(EGL_BAD_PARAMETER
,
1057 "dri2_create_image_khr: unsupported pixmap depth");
1058 free(buffers_reply
);
1059 free(geometry_reply
);
1063 dri2_img
= malloc(sizeof *dri2_img
);
1065 free(buffers_reply
);
1066 free(geometry_reply
);
1067 _eglError(EGL_BAD_ALLOC
, "dri2_create_image_khr");
1068 return EGL_NO_IMAGE_KHR
;
1071 _eglInitImage(&dri2_img
->base
, disp
);
1073 stride
= buffers
[0].pitch
/ buffers
[0].cpp
;
1074 dri2_img
->dri_image
=
1075 dri2_dpy
->image
->createImageFromName(dri2_dpy
->dri_screen
,
1076 buffers_reply
->width
,
1077 buffers_reply
->height
,
1083 free(buffers_reply
);
1084 free(geometry_reply
);
1086 return &dri2_img
->base
;
1090 dri2_x11_create_image_khr(_EGLDriver
*drv
, _EGLDisplay
*disp
,
1091 _EGLContext
*ctx
, EGLenum target
,
1092 EGLClientBuffer buffer
, const EGLint
*attr_list
)
1097 case EGL_NATIVE_PIXMAP_KHR
:
1098 return dri2_create_image_khr_pixmap(disp
, ctx
, buffer
, attr_list
);
1100 return dri2_create_image_khr(drv
, disp
, ctx
, target
, buffer
, attr_list
);
1105 dri2_x11_get_sync_values(_EGLDisplay
*display
, _EGLSurface
*surface
,
1106 EGLuint64KHR
*ust
, EGLuint64KHR
*msc
,
1109 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(display
);
1110 struct dri2_egl_surface
*dri2_surf
= dri2_egl_surface(surface
);
1111 xcb_dri2_get_msc_cookie_t cookie
;
1112 xcb_dri2_get_msc_reply_t
*reply
;
1114 cookie
= xcb_dri2_get_msc(dri2_dpy
->conn
, dri2_surf
->drawable
);
1115 reply
= xcb_dri2_get_msc_reply(dri2_dpy
->conn
, cookie
, NULL
);
1118 return _eglError(EGL_BAD_ACCESS
, __func__
);
1120 *ust
= ((EGLuint64KHR
) reply
->ust_hi
<< 32) | reply
->ust_lo
;
1121 *msc
= ((EGLuint64KHR
) reply
->msc_hi
<< 32) | reply
->msc_lo
;
1122 *sbc
= ((EGLuint64KHR
) reply
->sbc_hi
<< 32) | reply
->sbc_lo
;
1128 static const struct dri2_egl_display_vtbl dri2_x11_swrast_display_vtbl
= {
1129 .authenticate
= NULL
,
1130 .create_window_surface
= dri2_x11_create_window_surface
,
1131 .create_pixmap_surface
= dri2_x11_create_pixmap_surface
,
1132 .create_pbuffer_surface
= dri2_x11_create_pbuffer_surface
,
1133 .destroy_surface
= dri2_x11_destroy_surface
,
1134 .create_image
= dri2_create_image_khr
,
1135 .swap_interval
= dri2_fallback_swap_interval
,
1136 .swap_buffers
= dri2_x11_swap_buffers
,
1137 .set_damage_region
= dri2_fallback_set_damage_region
,
1138 .swap_buffers_region
= dri2_fallback_swap_buffers_region
,
1139 .post_sub_buffer
= dri2_fallback_post_sub_buffer
,
1140 .copy_buffers
= dri2_x11_copy_buffers
,
1141 .query_buffer_age
= dri2_fallback_query_buffer_age
,
1142 .query_surface
= dri2_query_surface
,
1143 .create_wayland_buffer_from_image
= dri2_fallback_create_wayland_buffer_from_image
,
1144 .get_sync_values
= dri2_fallback_get_sync_values
,
1145 .get_dri_drawable
= dri2_surface_get_dri_drawable
,
1148 static const struct dri2_egl_display_vtbl dri2_x11_display_vtbl
= {
1149 .authenticate
= dri2_x11_authenticate
,
1150 .create_window_surface
= dri2_x11_create_window_surface
,
1151 .create_pixmap_surface
= dri2_x11_create_pixmap_surface
,
1152 .create_pbuffer_surface
= dri2_x11_create_pbuffer_surface
,
1153 .destroy_surface
= dri2_x11_destroy_surface
,
1154 .create_image
= dri2_x11_create_image_khr
,
1155 .swap_interval
= dri2_x11_swap_interval
,
1156 .swap_buffers
= dri2_x11_swap_buffers
,
1157 .swap_buffers_with_damage
= dri2_fallback_swap_buffers_with_damage
,
1158 .swap_buffers_region
= dri2_x11_swap_buffers_region
,
1159 .set_damage_region
= dri2_fallback_set_damage_region
,
1160 .post_sub_buffer
= dri2_x11_post_sub_buffer
,
1161 .copy_buffers
= dri2_x11_copy_buffers
,
1162 .query_buffer_age
= dri2_fallback_query_buffer_age
,
1163 .query_surface
= dri2_query_surface
,
1164 .create_wayland_buffer_from_image
= dri2_fallback_create_wayland_buffer_from_image
,
1165 .get_sync_values
= dri2_x11_get_sync_values
,
1166 .get_dri_drawable
= dri2_surface_get_dri_drawable
,
1169 static const __DRIswrastLoaderExtension swrast_loader_extension
= {
1170 .base
= { __DRI_SWRAST_LOADER
, 1 },
1172 .getDrawableInfo
= swrastGetDrawableInfo
,
1173 .putImage
= swrastPutImage
,
1174 .getImage
= swrastGetImage
,
1177 static const __DRIextension
*swrast_loader_extensions
[] = {
1178 &swrast_loader_extension
.base
,
1179 &image_lookup_extension
.base
,
1184 dri2_get_xcb_connection(_EGLDriver
*drv
, _EGLDisplay
*disp
,
1185 struct dri2_egl_display
*dri2_dpy
)
1187 xcb_screen_iterator_t s
;
1188 int screen
= (uintptr_t)disp
->Options
.Platform
;
1191 disp
->DriverData
= (void *) dri2_dpy
;
1192 if (disp
->PlatformDisplay
== NULL
) {
1193 dri2_dpy
->conn
= xcb_connect(NULL
, &screen
);
1194 dri2_dpy
->own_device
= true;
1196 Display
*dpy
= disp
->PlatformDisplay
;
1198 dri2_dpy
->conn
= XGetXCBConnection(dpy
);
1199 screen
= DefaultScreen(dpy
);
1202 if (!dri2_dpy
->conn
|| xcb_connection_has_error(dri2_dpy
->conn
)) {
1203 msg
= "xcb_connect failed";
1207 s
= xcb_setup_roots_iterator(xcb_get_setup(dri2_dpy
->conn
));
1208 dri2_dpy
->screen
= get_xcb_screen(s
, screen
);
1209 if (!dri2_dpy
->screen
) {
1210 msg
= "failed to get xcb screen";
1216 if (disp
->PlatformDisplay
== NULL
)
1217 xcb_disconnect(dri2_dpy
->conn
);
1219 return _eglError(EGL_BAD_ALLOC
, msg
);
1223 dri2_initialize_x11_swrast(_EGLDriver
*drv
, _EGLDisplay
*disp
)
1225 struct dri2_egl_display
*dri2_dpy
;
1227 dri2_dpy
= calloc(1, sizeof *dri2_dpy
);
1229 return _eglError(EGL_BAD_ALLOC
, "eglInitialize");
1232 if (!dri2_get_xcb_connection(drv
, disp
, dri2_dpy
))
1236 * Every hardware driver_name is set using strdup. Doing the same in
1237 * here will allow is to simply free the memory at dri2_terminate().
1239 dri2_dpy
->driver_name
= strdup("swrast");
1240 if (!dri2_load_driver_swrast(disp
))
1243 dri2_dpy
->loader_extensions
= swrast_loader_extensions
;
1245 if (!dri2_create_screen(disp
))
1248 if (!dri2_setup_extensions(disp
))
1251 dri2_setup_screen(disp
);
1253 if (!dri2_x11_add_configs_for_visuals(dri2_dpy
, disp
, true))
1256 /* Fill vtbl last to prevent accidentally calling virtual function during
1259 dri2_dpy
->vtbl
= &dri2_x11_swrast_display_vtbl
;
1264 dri2_display_destroy(disp
);
1269 dri2_x11_setup_swap_interval(_EGLDisplay
*disp
)
1271 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1272 int arbitrary_max_interval
= 1000;
1274 /* default behavior for no SwapBuffers support: no vblank syncing
1277 dri2_dpy
->min_swap_interval
= 0;
1278 dri2_dpy
->max_swap_interval
= 0;
1280 if (!dri2_dpy
->swap_available
)
1283 /* If we do have swapbuffers, then we can support pretty much any swap
1286 dri2_setup_swap_interval(disp
, arbitrary_max_interval
);
1291 static const __DRIextension
*dri3_image_loader_extensions
[] = {
1292 &dri3_image_loader_extension
.base
,
1293 &image_lookup_extension
.base
,
1294 &use_invalidate
.base
,
1299 dri2_initialize_x11_dri3(_EGLDriver
*drv
, _EGLDisplay
*disp
)
1301 struct dri2_egl_display
*dri2_dpy
;
1303 dri2_dpy
= calloc(1, sizeof *dri2_dpy
);
1305 return _eglError(EGL_BAD_ALLOC
, "eglInitialize");
1308 if (!dri2_get_xcb_connection(drv
, disp
, dri2_dpy
))
1311 if (!dri3_x11_connect(dri2_dpy
))
1314 if (!dri2_load_driver_dri3(disp
))
1317 dri2_dpy
->loader_extensions
= dri3_image_loader_extensions
;
1319 dri2_dpy
->swap_available
= true;
1320 dri2_dpy
->invalidate_available
= true;
1322 if (!dri2_create_screen(disp
))
1325 if (!dri2_setup_extensions(disp
))
1328 dri2_setup_screen(disp
);
1330 dri2_x11_setup_swap_interval(disp
);
1332 if (!dri2_dpy
->is_different_gpu
)
1333 disp
->Extensions
.KHR_image_pixmap
= EGL_TRUE
;
1334 disp
->Extensions
.NOK_texture_from_pixmap
= EGL_TRUE
;
1335 disp
->Extensions
.CHROMIUM_sync_control
= EGL_TRUE
;
1336 disp
->Extensions
.EXT_buffer_age
= EGL_TRUE
;
1338 dri2_set_WL_bind_wayland_display(drv
, disp
);
1340 if (!dri2_x11_add_configs_for_visuals(dri2_dpy
, disp
, false))
1343 dri2_dpy
->loader_dri3_ext
.core
= dri2_dpy
->core
;
1344 dri2_dpy
->loader_dri3_ext
.image_driver
= dri2_dpy
->image_driver
;
1345 dri2_dpy
->loader_dri3_ext
.flush
= dri2_dpy
->flush
;
1346 dri2_dpy
->loader_dri3_ext
.tex_buffer
= dri2_dpy
->tex_buffer
;
1347 dri2_dpy
->loader_dri3_ext
.image
= dri2_dpy
->image
;
1348 dri2_dpy
->loader_dri3_ext
.config
= dri2_dpy
->config
;
1350 /* Fill vtbl last to prevent accidentally calling virtual function during
1353 dri2_dpy
->vtbl
= &dri3_x11_display_vtbl
;
1355 _eglLog(_EGL_INFO
, "Using DRI3");
1360 dri2_display_destroy(disp
);
1365 static const __DRIdri2LoaderExtension dri2_loader_extension_old
= {
1366 .base
= { __DRI_DRI2_LOADER
, 2 },
1368 .getBuffers
= dri2_x11_get_buffers
,
1369 .flushFrontBuffer
= dri2_x11_flush_front_buffer
,
1370 .getBuffersWithFormat
= NULL
,
1373 static const __DRIdri2LoaderExtension dri2_loader_extension
= {
1374 .base
= { __DRI_DRI2_LOADER
, 3 },
1376 .getBuffers
= dri2_x11_get_buffers
,
1377 .flushFrontBuffer
= dri2_x11_flush_front_buffer
,
1378 .getBuffersWithFormat
= dri2_x11_get_buffers_with_format
,
1381 static const __DRIextension
*dri2_loader_extensions_old
[] = {
1382 &dri2_loader_extension_old
.base
,
1383 &image_lookup_extension
.base
,
1384 &background_callable_extension
.base
,
1388 static const __DRIextension
*dri2_loader_extensions
[] = {
1389 &dri2_loader_extension
.base
,
1390 &image_lookup_extension
.base
,
1391 &background_callable_extension
.base
,
1396 dri2_initialize_x11_dri2(_EGLDriver
*drv
, _EGLDisplay
*disp
)
1398 struct dri2_egl_display
*dri2_dpy
;
1400 dri2_dpy
= calloc(1, sizeof *dri2_dpy
);
1402 return _eglError(EGL_BAD_ALLOC
, "eglInitialize");
1405 if (!dri2_get_xcb_connection(drv
, disp
, dri2_dpy
))
1408 if (!dri2_x11_connect(dri2_dpy
))
1411 if (!dri2_load_driver(disp
))
1414 if (dri2_dpy
->dri2_minor
>= 1)
1415 dri2_dpy
->loader_extensions
= dri2_loader_extensions
;
1417 dri2_dpy
->loader_extensions
= dri2_loader_extensions_old
;
1419 dri2_dpy
->swap_available
= (dri2_dpy
->dri2_minor
>= 2);
1420 dri2_dpy
->invalidate_available
= (dri2_dpy
->dri2_minor
>= 3);
1422 if (!dri2_create_screen(disp
))
1425 if (!dri2_setup_extensions(disp
))
1428 dri2_setup_screen(disp
);
1430 dri2_x11_setup_swap_interval(disp
);
1432 disp
->Extensions
.KHR_image_pixmap
= EGL_TRUE
;
1433 disp
->Extensions
.NOK_swap_region
= EGL_TRUE
;
1434 disp
->Extensions
.NOK_texture_from_pixmap
= EGL_TRUE
;
1435 disp
->Extensions
.NV_post_sub_buffer
= EGL_TRUE
;
1436 disp
->Extensions
.CHROMIUM_sync_control
= EGL_TRUE
;
1438 dri2_set_WL_bind_wayland_display(drv
, disp
);
1440 if (!dri2_x11_add_configs_for_visuals(dri2_dpy
, disp
, true))
1443 /* Fill vtbl last to prevent accidentally calling virtual function during
1446 dri2_dpy
->vtbl
= &dri2_x11_display_vtbl
;
1448 _eglLog(_EGL_INFO
, "Using DRI2");
1453 dri2_display_destroy(disp
);
1458 dri2_initialize_x11(_EGLDriver
*drv
, _EGLDisplay
*disp
)
1460 EGLBoolean initialized
= EGL_FALSE
;
1462 if (!getenv("LIBGL_ALWAYS_SOFTWARE")) {
1464 if (!getenv("LIBGL_DRI3_DISABLE"))
1465 initialized
= dri2_initialize_x11_dri3(drv
, disp
);
1469 initialized
= dri2_initialize_x11_dri2(drv
, disp
);
1473 initialized
= dri2_initialize_x11_swrast(drv
, disp
);