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 swrastGetDrawableInfo(__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
;
114 *x
= *y
= *w
= *h
= 0;
115 cookie
= xcb_get_geometry (dri2_dpy
->conn
, dri2_surf
->drawable
);
116 reply
= xcb_get_geometry_reply (dri2_dpy
->conn
, cookie
, &error
);
121 _eglLog(_EGL_WARNING
, "error in xcb_get_geometry");
133 swrastPutImage(__DRIdrawable
* draw
, int op
,
134 int x
, int y
, int w
, int h
,
135 char *data
, void *loaderPrivate
)
137 struct dri2_egl_surface
*dri2_surf
= loaderPrivate
;
138 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(dri2_surf
->base
.Resource
.Display
);
143 case __DRI_SWRAST_IMAGE_OP_DRAW
:
146 case __DRI_SWRAST_IMAGE_OP_SWAP
:
147 gc
= dri2_surf
->swapgc
;
153 xcb_put_image(dri2_dpy
->conn
, XCB_IMAGE_FORMAT_Z_PIXMAP
, dri2_surf
->drawable
,
154 gc
, w
, h
, x
, y
, 0, dri2_surf
->depth
,
155 w
*h
*dri2_surf
->bytes_per_pixel
, (const uint8_t *)data
);
159 swrastGetImage(__DRIdrawable
* read
,
160 int x
, int y
, int w
, int h
,
161 char *data
, void *loaderPrivate
)
163 struct dri2_egl_surface
*dri2_surf
= loaderPrivate
;
164 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(dri2_surf
->base
.Resource
.Display
);
166 xcb_get_image_cookie_t cookie
;
167 xcb_get_image_reply_t
*reply
;
168 xcb_generic_error_t
*error
;
170 cookie
= xcb_get_image (dri2_dpy
->conn
, XCB_IMAGE_FORMAT_Z_PIXMAP
,
171 dri2_surf
->drawable
, x
, y
, w
, h
, ~0);
172 reply
= xcb_get_image_reply (dri2_dpy
->conn
, cookie
, &error
);
177 _eglLog(_EGL_WARNING
, "error in xcb_get_image");
180 uint32_t bytes
= xcb_get_image_data_length(reply
);
181 uint8_t *idata
= xcb_get_image_data(reply
);
182 memcpy(data
, idata
, bytes
);
188 static xcb_screen_t
*
189 get_xcb_screen(xcb_screen_iterator_t iter
, int screen
)
191 for (; iter
.rem
; --screen
, xcb_screen_next(&iter
))
200 * Called via eglCreateWindowSurface(), drv->API.CreateWindowSurface().
203 dri2_x11_create_surface(_EGLDriver
*drv
, _EGLDisplay
*disp
, EGLint type
,
204 _EGLConfig
*conf
, void *native_surface
,
205 const EGLint
*attrib_list
)
207 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
208 struct dri2_egl_config
*dri2_conf
= dri2_egl_config(conf
);
209 struct dri2_egl_surface
*dri2_surf
;
210 xcb_get_geometry_cookie_t cookie
;
211 xcb_get_geometry_reply_t
*reply
;
212 xcb_generic_error_t
*error
;
213 xcb_drawable_t drawable
;
214 const __DRIconfig
*config
;
216 STATIC_ASSERT(sizeof(uintptr_t) == sizeof(native_surface
));
217 drawable
= (uintptr_t) native_surface
;
221 dri2_surf
= malloc(sizeof *dri2_surf
);
223 _eglError(EGL_BAD_ALLOC
, "dri2_create_surface");
227 if (!_eglInitSurface(&dri2_surf
->base
, disp
, type
, conf
, attrib_list
))
230 dri2_surf
->region
= XCB_NONE
;
231 if (type
== EGL_PBUFFER_BIT
) {
232 dri2_surf
->drawable
= xcb_generate_id(dri2_dpy
->conn
);
233 xcb_create_pixmap(dri2_dpy
->conn
, conf
->BufferSize
,
234 dri2_surf
->drawable
, dri2_dpy
->screen
->root
,
235 dri2_surf
->base
.Width
, dri2_surf
->base
.Height
);
238 if (type
== EGL_WINDOW_BIT
)
239 _eglError(EGL_BAD_NATIVE_WINDOW
, "dri2_create_surface");
241 _eglError(EGL_BAD_NATIVE_PIXMAP
, "dri2_create_surface");
244 dri2_surf
->drawable
= drawable
;
247 config
= dri2_get_dri_config(dri2_conf
, type
,
248 dri2_surf
->base
.GLColorspace
);
250 if (dri2_dpy
->dri2
) {
251 dri2_surf
->dri_drawable
=
252 dri2_dpy
->dri2
->createNewDrawable(dri2_dpy
->dri_screen
, config
,
255 assert(dri2_dpy
->swrast
);
256 dri2_surf
->dri_drawable
=
257 dri2_dpy
->swrast
->createNewDrawable(dri2_dpy
->dri_screen
, config
,
261 if (dri2_surf
->dri_drawable
== NULL
) {
262 _eglError(EGL_BAD_ALLOC
, "dri2->createNewDrawable");
266 if (type
!= EGL_PBUFFER_BIT
) {
267 cookie
= xcb_get_geometry (dri2_dpy
->conn
, dri2_surf
->drawable
);
268 reply
= xcb_get_geometry_reply (dri2_dpy
->conn
, cookie
, &error
);
270 if (error
->error_code
== BadAlloc
)
271 _eglError(EGL_BAD_ALLOC
, "xcb_get_geometry");
272 else if (type
== EGL_WINDOW_BIT
)
273 _eglError(EGL_BAD_NATIVE_WINDOW
, "xcb_get_geometry");
275 _eglError(EGL_BAD_NATIVE_PIXMAP
, "xcb_get_geometry");
277 goto cleanup_dri_drawable
;
278 } else if (reply
== NULL
) {
279 _eglError(EGL_BAD_ALLOC
, "xcb_get_geometry");
280 goto cleanup_dri_drawable
;
283 dri2_surf
->base
.Width
= reply
->width
;
284 dri2_surf
->base
.Height
= reply
->height
;
285 dri2_surf
->depth
= reply
->depth
;
289 if (dri2_dpy
->dri2
) {
290 xcb_void_cookie_t cookie
;
293 cookie
= xcb_dri2_create_drawable_checked(dri2_dpy
->conn
,
294 dri2_surf
->drawable
);
295 error
= xcb_request_check(dri2_dpy
->conn
, cookie
);
296 conn_error
= xcb_connection_has_error(dri2_dpy
->conn
);
297 if (conn_error
|| error
!= NULL
) {
298 if (type
== EGL_PBUFFER_BIT
|| conn_error
|| error
->error_code
== BadAlloc
)
299 _eglError(EGL_BAD_ALLOC
, "xcb_dri2_create_drawable_checked");
300 else if (type
== EGL_WINDOW_BIT
)
301 _eglError(EGL_BAD_NATIVE_WINDOW
,
302 "xcb_dri2_create_drawable_checked");
304 _eglError(EGL_BAD_NATIVE_PIXMAP
,
305 "xcb_dri2_create_drawable_checked");
307 goto cleanup_dri_drawable
;
310 if (type
== EGL_PBUFFER_BIT
) {
311 dri2_surf
->depth
= _eglGetConfigKey(conf
, EGL_BUFFER_SIZE
);
313 swrastCreateDrawable(dri2_dpy
, dri2_surf
);
316 /* we always copy the back buffer to front */
317 dri2_surf
->base
.PostSubBufferSupportedNV
= EGL_TRUE
;
319 return &dri2_surf
->base
;
321 cleanup_dri_drawable
:
322 dri2_dpy
->core
->destroyDrawable(dri2_surf
->dri_drawable
);
324 if (type
== EGL_PBUFFER_BIT
)
325 xcb_free_pixmap(dri2_dpy
->conn
, dri2_surf
->drawable
);
333 * Called via eglCreateWindowSurface(), drv->API.CreateWindowSurface().
336 dri2_x11_create_window_surface(_EGLDriver
*drv
, _EGLDisplay
*disp
,
337 _EGLConfig
*conf
, void *native_window
,
338 const EGLint
*attrib_list
)
340 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
343 surf
= dri2_x11_create_surface(drv
, disp
, EGL_WINDOW_BIT
, conf
,
344 native_window
, attrib_list
);
346 /* When we first create the DRI2 drawable, its swap interval on the
349 surf
->SwapInterval
= 1;
351 /* Override that with a driconf-set value. */
352 dri2_x11_swap_interval(drv
, disp
, surf
, dri2_dpy
->default_swap_interval
);
359 dri2_x11_create_pixmap_surface(_EGLDriver
*drv
, _EGLDisplay
*disp
,
360 _EGLConfig
*conf
, void *native_pixmap
,
361 const EGLint
*attrib_list
)
363 return dri2_x11_create_surface(drv
, disp
, EGL_PIXMAP_BIT
, conf
,
364 native_pixmap
, attrib_list
);
368 dri2_x11_create_pbuffer_surface(_EGLDriver
*drv
, _EGLDisplay
*disp
,
369 _EGLConfig
*conf
, const EGLint
*attrib_list
)
371 return dri2_x11_create_surface(drv
, disp
, EGL_PBUFFER_BIT
, conf
,
372 XCB_WINDOW_NONE
, attrib_list
);
376 dri2_x11_destroy_surface(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLSurface
*surf
)
378 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
379 struct dri2_egl_surface
*dri2_surf
= dri2_egl_surface(surf
);
383 dri2_dpy
->core
->destroyDrawable(dri2_surf
->dri_drawable
);
385 if (dri2_dpy
->dri2
) {
386 xcb_dri2_destroy_drawable (dri2_dpy
->conn
, dri2_surf
->drawable
);
388 assert(dri2_dpy
->swrast
);
389 swrastDestroyDrawable(dri2_dpy
, dri2_surf
);
392 if (surf
->Type
== EGL_PBUFFER_BIT
)
393 xcb_free_pixmap (dri2_dpy
->conn
, dri2_surf
->drawable
);
401 * Function utilizes swrastGetDrawableInfo to get surface
402 * geometry from x server and calls default query surface
403 * implementation that returns the updated values.
405 * In case of errors we still return values that we currently
409 dri2_query_surface(_EGLDriver
*drv
, _EGLDisplay
*dpy
,
410 _EGLSurface
*surf
, EGLint attribute
,
413 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(dpy
);
414 struct dri2_egl_surface
*dri2_surf
= dri2_egl_surface(surf
);
415 int x
, y
, w
= -1, h
= -1;
417 __DRIdrawable
*drawable
= dri2_dpy
->vtbl
->get_dri_drawable(surf
);
422 swrastGetDrawableInfo(drawable
, &x
, &y
, &w
, &h
, dri2_surf
);
423 if (w
!= -1 && h
!= -1) {
431 return _eglQuerySurface(drv
, dpy
, surf
, attribute
, value
);
435 * Process list of buffer received from the server
437 * Processes the list of buffers received in a reply from the server to either
438 * \c DRI2GetBuffers or \c DRI2GetBuffersWithFormat.
441 dri2_x11_process_buffers(struct dri2_egl_surface
*dri2_surf
,
442 xcb_dri2_dri2_buffer_t
*buffers
, unsigned count
)
444 struct dri2_egl_display
*dri2_dpy
=
445 dri2_egl_display(dri2_surf
->base
.Resource
.Display
);
446 xcb_rectangle_t rectangle
;
448 dri2_surf
->have_fake_front
= false;
450 /* This assumes the DRI2 buffer attachment tokens matches the
451 * __DRIbuffer tokens. */
452 for (unsigned i
= 0; i
< count
; i
++) {
453 dri2_surf
->buffers
[i
].attachment
= buffers
[i
].attachment
;
454 dri2_surf
->buffers
[i
].name
= buffers
[i
].name
;
455 dri2_surf
->buffers
[i
].pitch
= buffers
[i
].pitch
;
456 dri2_surf
->buffers
[i
].cpp
= buffers
[i
].cpp
;
457 dri2_surf
->buffers
[i
].flags
= buffers
[i
].flags
;
459 /* We only use the DRI drivers single buffer configs. This
460 * means that if we try to render to a window, DRI2 will give us
461 * the fake front buffer, which we'll use as a back buffer.
462 * Note that EGL doesn't require that several clients rendering
463 * to the same window must see the same aux buffers. */
464 if (dri2_surf
->buffers
[i
].attachment
== __DRI_BUFFER_FAKE_FRONT_LEFT
)
465 dri2_surf
->have_fake_front
= true;
468 if (dri2_surf
->region
!= XCB_NONE
)
469 xcb_xfixes_destroy_region(dri2_dpy
->conn
, dri2_surf
->region
);
473 rectangle
.width
= dri2_surf
->base
.Width
;
474 rectangle
.height
= dri2_surf
->base
.Height
;
475 dri2_surf
->region
= xcb_generate_id(dri2_dpy
->conn
);
476 xcb_xfixes_create_region(dri2_dpy
->conn
, dri2_surf
->region
, 1, &rectangle
);
480 dri2_x11_get_buffers(__DRIdrawable
* driDrawable
,
481 int *width
, int *height
,
482 unsigned int *attachments
, int count
,
483 int *out_count
, void *loaderPrivate
)
485 struct dri2_egl_surface
*dri2_surf
= loaderPrivate
;
486 struct dri2_egl_display
*dri2_dpy
=
487 dri2_egl_display(dri2_surf
->base
.Resource
.Display
);
488 xcb_dri2_dri2_buffer_t
*buffers
;
489 xcb_dri2_get_buffers_reply_t
*reply
;
490 xcb_dri2_get_buffers_cookie_t cookie
;
494 cookie
= xcb_dri2_get_buffers_unchecked (dri2_dpy
->conn
,
496 count
, count
, attachments
);
497 reply
= xcb_dri2_get_buffers_reply (dri2_dpy
->conn
, cookie
, NULL
);
500 buffers
= xcb_dri2_get_buffers_buffers (reply
);
504 *out_count
= reply
->count
;
505 dri2_surf
->base
.Width
= *width
= reply
->width
;
506 dri2_surf
->base
.Height
= *height
= reply
->height
;
507 dri2_x11_process_buffers(dri2_surf
, buffers
, *out_count
);
511 return dri2_surf
->buffers
;
515 dri2_x11_get_buffers_with_format(__DRIdrawable
* driDrawable
,
516 int *width
, int *height
,
517 unsigned int *attachments
, int count
,
518 int *out_count
, void *loaderPrivate
)
520 struct dri2_egl_surface
*dri2_surf
= loaderPrivate
;
521 struct dri2_egl_display
*dri2_dpy
=
522 dri2_egl_display(dri2_surf
->base
.Resource
.Display
);
523 xcb_dri2_dri2_buffer_t
*buffers
;
524 xcb_dri2_get_buffers_with_format_reply_t
*reply
;
525 xcb_dri2_get_buffers_with_format_cookie_t cookie
;
526 xcb_dri2_attach_format_t
*format_attachments
;
530 format_attachments
= (xcb_dri2_attach_format_t
*) attachments
;
531 cookie
= xcb_dri2_get_buffers_with_format_unchecked (dri2_dpy
->conn
,
536 reply
= xcb_dri2_get_buffers_with_format_reply (dri2_dpy
->conn
,
541 buffers
= xcb_dri2_get_buffers_with_format_buffers (reply
);
542 dri2_surf
->base
.Width
= *width
= reply
->width
;
543 dri2_surf
->base
.Height
= *height
= reply
->height
;
544 *out_count
= reply
->count
;
545 dri2_x11_process_buffers(dri2_surf
, buffers
, *out_count
);
549 return dri2_surf
->buffers
;
553 dri2_x11_flush_front_buffer(__DRIdrawable
* driDrawable
, void *loaderPrivate
)
557 /* FIXME: Does EGL support front buffer rendering at all? */
560 struct dri2_egl_surface
*dri2_surf
= loaderPrivate
;
562 dri2WaitGL(dri2_surf
);
564 (void) loaderPrivate
;
569 dri2_x11_do_authenticate(struct dri2_egl_display
*dri2_dpy
, uint32_t id
)
571 xcb_dri2_authenticate_reply_t
*authenticate
;
572 xcb_dri2_authenticate_cookie_t authenticate_cookie
;
575 authenticate_cookie
=
576 xcb_dri2_authenticate_unchecked(dri2_dpy
->conn
, dri2_dpy
->screen
->root
, id
);
578 xcb_dri2_authenticate_reply(dri2_dpy
->conn
, authenticate_cookie
, NULL
);
580 if (authenticate
== NULL
|| !authenticate
->authenticated
)
589 dri2_x11_local_authenticate(struct dri2_egl_display
*dri2_dpy
)
594 if (drmGetMagic(dri2_dpy
->fd
, &magic
)) {
595 _eglLog(_EGL_WARNING
, "DRI2: failed to get drm magic");
599 if (dri2_x11_do_authenticate(dri2_dpy
, magic
) < 0) {
600 _eglLog(_EGL_WARNING
, "DRI2: failed to authenticate");
608 dri2_x11_connect(struct dri2_egl_display
*dri2_dpy
)
610 xcb_xfixes_query_version_reply_t
*xfixes_query
;
611 xcb_xfixes_query_version_cookie_t xfixes_query_cookie
;
612 xcb_dri2_query_version_reply_t
*dri2_query
;
613 xcb_dri2_query_version_cookie_t dri2_query_cookie
;
614 xcb_dri2_connect_reply_t
*connect
;
615 xcb_dri2_connect_cookie_t connect_cookie
;
616 xcb_generic_error_t
*error
;
617 char *driver_name
, *loader_driver_name
, *device_name
;
618 const xcb_query_extension_reply_t
*extension
;
620 xcb_prefetch_extension_data (dri2_dpy
->conn
, &xcb_xfixes_id
);
621 xcb_prefetch_extension_data (dri2_dpy
->conn
, &xcb_dri2_id
);
623 extension
= xcb_get_extension_data(dri2_dpy
->conn
, &xcb_xfixes_id
);
624 if (!(extension
&& extension
->present
))
627 extension
= xcb_get_extension_data(dri2_dpy
->conn
, &xcb_dri2_id
);
628 if (!(extension
&& extension
->present
))
631 xfixes_query_cookie
= xcb_xfixes_query_version(dri2_dpy
->conn
,
632 XCB_XFIXES_MAJOR_VERSION
,
633 XCB_XFIXES_MINOR_VERSION
);
635 dri2_query_cookie
= xcb_dri2_query_version (dri2_dpy
->conn
,
636 XCB_DRI2_MAJOR_VERSION
,
637 XCB_DRI2_MINOR_VERSION
);
639 connect_cookie
= xcb_dri2_connect_unchecked(dri2_dpy
->conn
, dri2_dpy
->screen
->root
,
640 XCB_DRI2_DRIVER_TYPE_DRI
);
643 xcb_xfixes_query_version_reply (dri2_dpy
->conn
,
644 xfixes_query_cookie
, &error
);
645 if (xfixes_query
== NULL
||
646 error
!= NULL
|| xfixes_query
->major_version
< 2) {
647 _eglLog(_EGL_WARNING
, "DRI2: failed to query xfixes version");
655 xcb_dri2_query_version_reply (dri2_dpy
->conn
, dri2_query_cookie
, &error
);
656 if (dri2_query
== NULL
|| error
!= NULL
) {
657 _eglLog(_EGL_WARNING
, "DRI2: failed to query version");
661 dri2_dpy
->dri2_major
= dri2_query
->major_version
;
662 dri2_dpy
->dri2_minor
= dri2_query
->minor_version
;
665 connect
= xcb_dri2_connect_reply (dri2_dpy
->conn
, connect_cookie
, NULL
);
666 if (connect
== NULL
||
667 connect
->driver_name_length
+ connect
->device_name_length
== 0) {
668 _eglLog(_EGL_WARNING
, "DRI2: failed to authenticate");
672 device_name
= xcb_dri2_connect_device_name (connect
);
674 dri2_dpy
->fd
= loader_open_device(device_name
);
675 if (dri2_dpy
->fd
== -1) {
676 _eglLog(_EGL_WARNING
,
677 "DRI2: could not open %s (%s)", device_name
, strerror(errno
));
682 if (!dri2_x11_local_authenticate(dri2_dpy
)) {
688 driver_name
= xcb_dri2_connect_driver_name (connect
);
690 /* If Mesa knows about the appropriate driver for this fd, then trust it.
691 * Otherwise, default to the server's value.
693 loader_driver_name
= loader_get_driver_for_fd(dri2_dpy
->fd
);
694 if (loader_driver_name
) {
695 dri2_dpy
->driver_name
= loader_driver_name
;
697 dri2_dpy
->driver_name
=
699 xcb_dri2_connect_driver_name_length(connect
));
702 if (dri2_dpy
->driver_name
== NULL
) {
704 free(dri2_dpy
->driver_name
);
709 #ifdef HAVE_WAYLAND_PLATFORM
710 dri2_dpy
->device_name
=
712 xcb_dri2_connect_device_name_length(connect
));
721 dri2_x11_authenticate(_EGLDisplay
*disp
, uint32_t id
)
723 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
725 return dri2_x11_do_authenticate(dri2_dpy
, id
);
729 dri2_x11_add_configs_for_visuals(struct dri2_egl_display
*dri2_dpy
,
730 _EGLDisplay
*disp
, bool supports_preserved
)
732 xcb_depth_iterator_t d
;
733 xcb_visualtype_t
*visuals
;
734 int config_count
= 0;
737 d
= xcb_screen_allowed_depths_iterator(dri2_dpy
->screen
);
744 if (supports_preserved
)
745 surface_type
|= EGL_SWAP_BEHAVIOR_PRESERVED_BIT
;
748 EGLBoolean class_added
[6] = { 0, };
750 visuals
= xcb_depth_visuals(d
.data
);
752 for (int i
= 0; i
< xcb_depth_visuals_length(d
.data
); i
++) {
753 if (class_added
[visuals
[i
]._class
])
756 class_added
[visuals
[i
]._class
] = EGL_TRUE
;
758 for (int j
= 0; dri2_dpy
->driver_configs
[j
]; j
++) {
759 struct dri2_egl_config
*dri2_conf
;
760 const __DRIconfig
*config
= dri2_dpy
->driver_configs
[j
];
762 const EGLint config_attrs
[] = {
763 EGL_NATIVE_VISUAL_ID
, visuals
[i
].visual_id
,
764 EGL_NATIVE_VISUAL_TYPE
, visuals
[i
]._class
,
768 unsigned int rgba_masks
[4] = {
770 visuals
[i
].green_mask
,
771 visuals
[i
].blue_mask
,
775 dri2_conf
= dri2_add_config(disp
, config
, config_count
+ 1,
776 surface_type
, config_attrs
,
779 if (dri2_conf
->base
.ConfigID
== config_count
+ 1)
782 /* Allow a 24-bit RGB visual to match a 32-bit RGBA EGLConfig.
783 * Otherwise it will only match a 32-bit RGBA visual. On a
784 * composited window manager on X11, this will make all of the
785 * EGLConfigs with destination alpha get blended by the
786 * compositor. This is probably not what the application
787 * wants... especially on drivers that only have 32-bit RGBA
789 if (d
.data
->depth
== 24) {
791 ~(rgba_masks
[0] | rgba_masks
[1] | rgba_masks
[2]);
792 dri2_conf
= dri2_add_config(disp
, config
, config_count
+ 1,
793 surface_type
, config_attrs
,
796 if (dri2_conf
->base
.ConfigID
== config_count
+ 1)
806 _eglLog(_EGL_WARNING
, "DRI2: failed to create any config");
814 dri2_copy_region(_EGLDriver
*drv
, _EGLDisplay
*disp
,
815 _EGLSurface
*draw
, xcb_xfixes_region_t region
)
817 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
818 struct dri2_egl_surface
*dri2_surf
= dri2_egl_surface(draw
);
819 enum xcb_dri2_attachment_t render_attachment
;
820 xcb_dri2_copy_region_cookie_t cookie
;
822 /* No-op for a pixmap or pbuffer surface */
823 if (draw
->Type
== EGL_PIXMAP_BIT
|| draw
->Type
== EGL_PBUFFER_BIT
)
826 dri2_dpy
->flush
->flush(dri2_surf
->dri_drawable
);
828 if (dri2_surf
->have_fake_front
)
829 render_attachment
= XCB_DRI2_ATTACHMENT_BUFFER_FAKE_FRONT_LEFT
;
831 render_attachment
= XCB_DRI2_ATTACHMENT_BUFFER_BACK_LEFT
;
833 cookie
= xcb_dri2_copy_region_unchecked(dri2_dpy
->conn
,
836 XCB_DRI2_ATTACHMENT_BUFFER_FRONT_LEFT
,
838 free(xcb_dri2_copy_region_reply(dri2_dpy
->conn
, cookie
, NULL
));
844 dri2_x11_swap_buffers_msc(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLSurface
*draw
,
845 int64_t msc
, int64_t divisor
, int64_t remainder
)
847 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
848 struct dri2_egl_surface
*dri2_surf
= dri2_egl_surface(draw
);
849 uint32_t msc_hi
= msc
>> 32;
850 uint32_t msc_lo
= msc
& 0xffffffff;
851 uint32_t divisor_hi
= divisor
>> 32;
852 uint32_t divisor_lo
= divisor
& 0xffffffff;
853 uint32_t remainder_hi
= remainder
>> 32;
854 uint32_t remainder_lo
= remainder
& 0xffffffff;
855 xcb_dri2_swap_buffers_cookie_t cookie
;
856 xcb_dri2_swap_buffers_reply_t
*reply
;
857 int64_t swap_count
= -1;
859 /* No-op for a pixmap or pbuffer surface */
860 if (draw
->Type
== EGL_PIXMAP_BIT
|| draw
->Type
== EGL_PBUFFER_BIT
)
863 if (draw
->SwapBehavior
== EGL_BUFFER_PRESERVED
|| !dri2_dpy
->swap_available
)
864 return dri2_copy_region(drv
, disp
, draw
, dri2_surf
->region
) ? 0 : -1;
866 dri2_flush_drawable_for_swapbuffers(disp
, draw
);
868 cookie
= xcb_dri2_swap_buffers_unchecked(dri2_dpy
->conn
, dri2_surf
->drawable
,
869 msc_hi
, msc_lo
, divisor_hi
, divisor_lo
, remainder_hi
, remainder_lo
);
871 reply
= xcb_dri2_swap_buffers_reply(dri2_dpy
->conn
, cookie
, NULL
);
874 swap_count
= (((int64_t)reply
->swap_hi
) << 32) | reply
->swap_lo
;
878 /* Since we aren't watching for the server's invalidate events like we're
879 * supposed to (due to XCB providing no mechanism for filtering the events
880 * the way xlib does), and SwapBuffers is a common cause of invalidate
881 * events, just shove one down to the driver, even though we haven't told
882 * the driver that we're the kind of loader that provides reliable
883 * invalidate events. This causes the driver to request buffers again at
884 * its next draw, so that we get the correct buffers if a pageflip
885 * happened. The driver should still be using the viewport hack to catch
888 if (dri2_dpy
->flush
->base
.version
>= 3 && dri2_dpy
->flush
->invalidate
)
889 dri2_dpy
->flush
->invalidate(dri2_surf
->dri_drawable
);
895 dri2_x11_swap_buffers(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLSurface
*draw
)
897 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
898 struct dri2_egl_surface
*dri2_surf
= dri2_egl_surface(draw
);
900 if (!dri2_dpy
->flush
) {
901 dri2_dpy
->core
->swapBuffers(dri2_surf
->dri_drawable
);
905 if (dri2_x11_swap_buffers_msc(drv
, disp
, draw
, 0, 0, 0) == -1) {
906 /* Swap failed with a window drawable. */
907 return _eglError(EGL_BAD_NATIVE_WINDOW
, __func__
);
913 dri2_x11_swap_buffers_region(_EGLDriver
*drv
, _EGLDisplay
*disp
,
915 EGLint numRects
, const EGLint
*rects
)
917 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
918 struct dri2_egl_surface
*dri2_surf
= dri2_egl_surface(draw
);
920 xcb_xfixes_region_t region
;
921 xcb_rectangle_t rectangles
[16];
923 if (numRects
> (int)ARRAY_SIZE(rectangles
))
924 return dri2_copy_region(drv
, disp
, draw
, dri2_surf
->region
);
926 for (int i
= 0; i
< numRects
; i
++) {
927 rectangles
[i
].x
= rects
[i
* 4];
928 rectangles
[i
].y
= dri2_surf
->base
.Height
- rects
[i
* 4 + 1] - rects
[i
* 4 + 3];
929 rectangles
[i
].width
= rects
[i
* 4 + 2];
930 rectangles
[i
].height
= rects
[i
* 4 + 3];
933 region
= xcb_generate_id(dri2_dpy
->conn
);
934 xcb_xfixes_create_region(dri2_dpy
->conn
, region
, numRects
, rectangles
);
935 ret
= dri2_copy_region(drv
, disp
, draw
, region
);
936 xcb_xfixes_destroy_region(dri2_dpy
->conn
, region
);
942 dri2_x11_post_sub_buffer(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLSurface
*draw
,
943 EGLint x
, EGLint y
, EGLint width
, EGLint height
)
945 const EGLint rect
[4] = { x
, y
, width
, height
};
947 if (x
< 0 || y
< 0 || width
< 0 || height
< 0)
948 _eglError(EGL_BAD_PARAMETER
, "eglPostSubBufferNV");
950 return dri2_x11_swap_buffers_region(drv
, disp
, draw
, 1, rect
);
954 dri2_x11_swap_interval(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLSurface
*surf
,
957 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
958 struct dri2_egl_surface
*dri2_surf
= dri2_egl_surface(surf
);
960 if (dri2_dpy
->swap_available
)
961 xcb_dri2_swap_interval(dri2_dpy
->conn
, dri2_surf
->drawable
, interval
);
967 dri2_x11_copy_buffers(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLSurface
*surf
,
968 void *native_pixmap_target
)
970 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
971 struct dri2_egl_surface
*dri2_surf
= dri2_egl_surface(surf
);
975 STATIC_ASSERT(sizeof(uintptr_t) == sizeof(native_pixmap_target
));
976 target
= (uintptr_t) native_pixmap_target
;
980 dri2_dpy
->flush
->flush(dri2_surf
->dri_drawable
);
982 gc
= xcb_generate_id(dri2_dpy
->conn
);
983 xcb_create_gc(dri2_dpy
->conn
, gc
, target
, 0, NULL
);
984 xcb_copy_area(dri2_dpy
->conn
,
990 dri2_surf
->base
.Width
,
991 dri2_surf
->base
.Height
);
992 xcb_free_gc(dri2_dpy
->conn
, gc
);
998 dri2_create_image_khr_pixmap(_EGLDisplay
*disp
, _EGLContext
*ctx
,
999 EGLClientBuffer buffer
, const EGLint
*attr_list
)
1001 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1002 struct dri2_egl_image
*dri2_img
;
1003 unsigned int attachments
[1];
1004 xcb_drawable_t drawable
;
1005 xcb_dri2_get_buffers_cookie_t buffers_cookie
;
1006 xcb_dri2_get_buffers_reply_t
*buffers_reply
;
1007 xcb_dri2_dri2_buffer_t
*buffers
;
1008 xcb_get_geometry_cookie_t geometry_cookie
;
1009 xcb_get_geometry_reply_t
*geometry_reply
;
1010 xcb_generic_error_t
*error
;
1015 drawable
= (xcb_drawable_t
) (uintptr_t) buffer
;
1016 xcb_dri2_create_drawable (dri2_dpy
->conn
, drawable
);
1017 attachments
[0] = XCB_DRI2_ATTACHMENT_BUFFER_FRONT_LEFT
;
1019 xcb_dri2_get_buffers_unchecked (dri2_dpy
->conn
,
1020 drawable
, 1, 1, attachments
);
1021 geometry_cookie
= xcb_get_geometry (dri2_dpy
->conn
, drawable
);
1022 buffers_reply
= xcb_dri2_get_buffers_reply (dri2_dpy
->conn
,
1023 buffers_cookie
, NULL
);
1024 if (buffers_reply
== NULL
)
1027 buffers
= xcb_dri2_get_buffers_buffers (buffers_reply
);
1028 if (buffers
== NULL
) {
1032 geometry_reply
= xcb_get_geometry_reply (dri2_dpy
->conn
,
1033 geometry_cookie
, &error
);
1034 if (geometry_reply
== NULL
|| error
!= NULL
) {
1035 _eglError(EGL_BAD_ALLOC
, "xcb_get_geometry");
1037 free(buffers_reply
);
1041 switch (geometry_reply
->depth
) {
1043 format
= __DRI_IMAGE_FORMAT_RGB565
;
1046 format
= __DRI_IMAGE_FORMAT_XRGB8888
;
1049 format
= __DRI_IMAGE_FORMAT_ARGB8888
;
1052 _eglError(EGL_BAD_PARAMETER
,
1053 "dri2_create_image_khr: unsupported pixmap depth");
1054 free(buffers_reply
);
1055 free(geometry_reply
);
1059 dri2_img
= malloc(sizeof *dri2_img
);
1061 free(buffers_reply
);
1062 free(geometry_reply
);
1063 _eglError(EGL_BAD_ALLOC
, "dri2_create_image_khr");
1064 return EGL_NO_IMAGE_KHR
;
1067 _eglInitImage(&dri2_img
->base
, disp
);
1069 stride
= buffers
[0].pitch
/ buffers
[0].cpp
;
1070 dri2_img
->dri_image
=
1071 dri2_dpy
->image
->createImageFromName(dri2_dpy
->dri_screen
,
1072 buffers_reply
->width
,
1073 buffers_reply
->height
,
1079 free(buffers_reply
);
1080 free(geometry_reply
);
1082 return &dri2_img
->base
;
1086 dri2_x11_create_image_khr(_EGLDriver
*drv
, _EGLDisplay
*disp
,
1087 _EGLContext
*ctx
, EGLenum target
,
1088 EGLClientBuffer buffer
, const EGLint
*attr_list
)
1093 case EGL_NATIVE_PIXMAP_KHR
:
1094 return dri2_create_image_khr_pixmap(disp
, ctx
, buffer
, attr_list
);
1096 return dri2_create_image_khr(drv
, disp
, ctx
, target
, buffer
, attr_list
);
1101 dri2_x11_get_sync_values(_EGLDisplay
*display
, _EGLSurface
*surface
,
1102 EGLuint64KHR
*ust
, EGLuint64KHR
*msc
,
1105 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(display
);
1106 struct dri2_egl_surface
*dri2_surf
= dri2_egl_surface(surface
);
1107 xcb_dri2_get_msc_cookie_t cookie
;
1108 xcb_dri2_get_msc_reply_t
*reply
;
1110 cookie
= xcb_dri2_get_msc(dri2_dpy
->conn
, dri2_surf
->drawable
);
1111 reply
= xcb_dri2_get_msc_reply(dri2_dpy
->conn
, cookie
, NULL
);
1114 return _eglError(EGL_BAD_ACCESS
, __func__
);
1116 *ust
= ((EGLuint64KHR
) reply
->ust_hi
<< 32) | reply
->ust_lo
;
1117 *msc
= ((EGLuint64KHR
) reply
->msc_hi
<< 32) | reply
->msc_lo
;
1118 *sbc
= ((EGLuint64KHR
) reply
->sbc_hi
<< 32) | reply
->sbc_lo
;
1124 static const struct dri2_egl_display_vtbl dri2_x11_swrast_display_vtbl
= {
1125 .authenticate
= NULL
,
1126 .create_window_surface
= dri2_x11_create_window_surface
,
1127 .create_pixmap_surface
= dri2_x11_create_pixmap_surface
,
1128 .create_pbuffer_surface
= dri2_x11_create_pbuffer_surface
,
1129 .destroy_surface
= dri2_x11_destroy_surface
,
1130 .create_image
= dri2_fallback_create_image_khr
,
1131 .swap_interval
= dri2_fallback_swap_interval
,
1132 .swap_buffers
= dri2_x11_swap_buffers
,
1133 .set_damage_region
= dri2_fallback_set_damage_region
,
1134 .swap_buffers_region
= dri2_fallback_swap_buffers_region
,
1135 .post_sub_buffer
= dri2_fallback_post_sub_buffer
,
1136 .copy_buffers
= dri2_x11_copy_buffers
,
1137 .query_buffer_age
= dri2_fallback_query_buffer_age
,
1138 .query_surface
= dri2_query_surface
,
1139 .create_wayland_buffer_from_image
= dri2_fallback_create_wayland_buffer_from_image
,
1140 .get_sync_values
= dri2_fallback_get_sync_values
,
1141 .get_dri_drawable
= dri2_surface_get_dri_drawable
,
1144 static const struct dri2_egl_display_vtbl dri2_x11_display_vtbl
= {
1145 .authenticate
= dri2_x11_authenticate
,
1146 .create_window_surface
= dri2_x11_create_window_surface
,
1147 .create_pixmap_surface
= dri2_x11_create_pixmap_surface
,
1148 .create_pbuffer_surface
= dri2_x11_create_pbuffer_surface
,
1149 .destroy_surface
= dri2_x11_destroy_surface
,
1150 .create_image
= dri2_x11_create_image_khr
,
1151 .swap_interval
= dri2_x11_swap_interval
,
1152 .swap_buffers
= dri2_x11_swap_buffers
,
1153 .swap_buffers_with_damage
= dri2_fallback_swap_buffers_with_damage
,
1154 .swap_buffers_region
= dri2_x11_swap_buffers_region
,
1155 .set_damage_region
= dri2_fallback_set_damage_region
,
1156 .post_sub_buffer
= dri2_x11_post_sub_buffer
,
1157 .copy_buffers
= dri2_x11_copy_buffers
,
1158 .query_buffer_age
= dri2_fallback_query_buffer_age
,
1159 .query_surface
= dri2_query_surface
,
1160 .create_wayland_buffer_from_image
= dri2_fallback_create_wayland_buffer_from_image
,
1161 .get_sync_values
= dri2_x11_get_sync_values
,
1162 .get_dri_drawable
= dri2_surface_get_dri_drawable
,
1165 static const __DRIswrastLoaderExtension swrast_loader_extension
= {
1166 .base
= { __DRI_SWRAST_LOADER
, 1 },
1168 .getDrawableInfo
= swrastGetDrawableInfo
,
1169 .putImage
= swrastPutImage
,
1170 .getImage
= swrastGetImage
,
1173 static const __DRIextension
*swrast_loader_extensions
[] = {
1174 &swrast_loader_extension
.base
,
1179 dri2_get_xcb_connection(_EGLDriver
*drv
, _EGLDisplay
*disp
,
1180 struct dri2_egl_display
*dri2_dpy
)
1182 xcb_screen_iterator_t s
;
1183 int screen
= (uintptr_t)disp
->Options
.Platform
;
1186 disp
->DriverData
= (void *) dri2_dpy
;
1187 if (disp
->PlatformDisplay
== NULL
) {
1188 dri2_dpy
->conn
= xcb_connect(NULL
, &screen
);
1189 dri2_dpy
->own_device
= true;
1191 Display
*dpy
= disp
->PlatformDisplay
;
1193 dri2_dpy
->conn
= XGetXCBConnection(dpy
);
1194 screen
= DefaultScreen(dpy
);
1197 if (!dri2_dpy
->conn
|| xcb_connection_has_error(dri2_dpy
->conn
)) {
1198 msg
= "xcb_connect failed";
1202 s
= xcb_setup_roots_iterator(xcb_get_setup(dri2_dpy
->conn
));
1203 dri2_dpy
->screen
= get_xcb_screen(s
, screen
);
1204 if (!dri2_dpy
->screen
) {
1205 msg
= "failed to get xcb screen";
1211 if (disp
->PlatformDisplay
== NULL
)
1212 xcb_disconnect(dri2_dpy
->conn
);
1214 return _eglError(EGL_BAD_ALLOC
, msg
);
1218 dri2_initialize_x11_swrast(_EGLDriver
*drv
, _EGLDisplay
*disp
)
1220 struct dri2_egl_display
*dri2_dpy
;
1222 dri2_dpy
= calloc(1, sizeof *dri2_dpy
);
1224 return _eglError(EGL_BAD_ALLOC
, "eglInitialize");
1227 if (!dri2_get_xcb_connection(drv
, disp
, dri2_dpy
))
1231 * Every hardware driver_name is set using strdup. Doing the same in
1232 * here will allow is to simply free the memory at dri2_terminate().
1234 dri2_dpy
->driver_name
= strdup("swrast");
1235 if (!dri2_load_driver_swrast(disp
))
1238 dri2_dpy
->loader_extensions
= swrast_loader_extensions
;
1240 if (!dri2_create_screen(disp
))
1243 if (!dri2_setup_extensions(disp
))
1246 dri2_setup_screen(disp
);
1248 if (!dri2_x11_add_configs_for_visuals(dri2_dpy
, disp
, true))
1251 /* Fill vtbl last to prevent accidentally calling virtual function during
1254 dri2_dpy
->vtbl
= &dri2_x11_swrast_display_vtbl
;
1259 dri2_display_destroy(disp
);
1264 dri2_x11_setup_swap_interval(struct dri2_egl_display
*dri2_dpy
)
1266 GLint vblank_mode
= DRI_CONF_VBLANK_DEF_INTERVAL_1
;
1267 int arbitrary_max_interval
= 1000;
1269 /* default behavior for no SwapBuffers support: no vblank syncing
1272 dri2_dpy
->min_swap_interval
= 0;
1273 dri2_dpy
->max_swap_interval
= 0;
1275 if (!dri2_dpy
->swap_available
)
1278 /* If we do have swapbuffers, then we can support pretty much any swap
1279 * interval, but we allow driconf to override applications.
1281 if (dri2_dpy
->config
)
1282 dri2_dpy
->config
->configQueryi(dri2_dpy
->dri_screen
,
1283 "vblank_mode", &vblank_mode
);
1284 switch (vblank_mode
) {
1285 case DRI_CONF_VBLANK_NEVER
:
1286 dri2_dpy
->min_swap_interval
= 0;
1287 dri2_dpy
->max_swap_interval
= 0;
1288 dri2_dpy
->default_swap_interval
= 0;
1290 case DRI_CONF_VBLANK_ALWAYS_SYNC
:
1291 dri2_dpy
->min_swap_interval
= 1;
1292 dri2_dpy
->max_swap_interval
= arbitrary_max_interval
;
1293 dri2_dpy
->default_swap_interval
= 1;
1295 case DRI_CONF_VBLANK_DEF_INTERVAL_0
:
1296 dri2_dpy
->min_swap_interval
= 0;
1297 dri2_dpy
->max_swap_interval
= arbitrary_max_interval
;
1298 dri2_dpy
->default_swap_interval
= 0;
1301 case DRI_CONF_VBLANK_DEF_INTERVAL_1
:
1302 dri2_dpy
->min_swap_interval
= 0;
1303 dri2_dpy
->max_swap_interval
= arbitrary_max_interval
;
1304 dri2_dpy
->default_swap_interval
= 1;
1311 static const __DRIextension
*dri3_image_loader_extensions
[] = {
1312 &dri3_image_loader_extension
.base
,
1313 &image_lookup_extension
.base
,
1314 &use_invalidate
.base
,
1319 dri2_initialize_x11_dri3(_EGLDriver
*drv
, _EGLDisplay
*disp
)
1321 struct dri2_egl_display
*dri2_dpy
;
1323 dri2_dpy
= calloc(1, sizeof *dri2_dpy
);
1325 return _eglError(EGL_BAD_ALLOC
, "eglInitialize");
1328 if (!dri2_get_xcb_connection(drv
, disp
, dri2_dpy
))
1331 if (!dri3_x11_connect(dri2_dpy
))
1334 if (!dri2_load_driver_dri3(disp
))
1337 dri2_dpy
->loader_extensions
= dri3_image_loader_extensions
;
1339 dri2_dpy
->swap_available
= true;
1340 dri2_dpy
->invalidate_available
= true;
1342 if (!dri2_create_screen(disp
))
1345 if (!dri2_setup_extensions(disp
))
1348 dri2_setup_screen(disp
);
1350 dri2_x11_setup_swap_interval(dri2_dpy
);
1352 if (!dri2_dpy
->is_different_gpu
)
1353 disp
->Extensions
.KHR_image_pixmap
= EGL_TRUE
;
1354 disp
->Extensions
.NOK_texture_from_pixmap
= EGL_TRUE
;
1355 disp
->Extensions
.CHROMIUM_sync_control
= EGL_TRUE
;
1356 disp
->Extensions
.EXT_buffer_age
= EGL_TRUE
;
1358 dri2_set_WL_bind_wayland_display(drv
, disp
);
1360 if (!dri2_x11_add_configs_for_visuals(dri2_dpy
, disp
, false))
1363 dri2_dpy
->loader_dri3_ext
.core
= dri2_dpy
->core
;
1364 dri2_dpy
->loader_dri3_ext
.image_driver
= dri2_dpy
->image_driver
;
1365 dri2_dpy
->loader_dri3_ext
.flush
= dri2_dpy
->flush
;
1366 dri2_dpy
->loader_dri3_ext
.tex_buffer
= dri2_dpy
->tex_buffer
;
1367 dri2_dpy
->loader_dri3_ext
.image
= dri2_dpy
->image
;
1368 dri2_dpy
->loader_dri3_ext
.config
= dri2_dpy
->config
;
1370 /* Fill vtbl last to prevent accidentally calling virtual function during
1373 dri2_dpy
->vtbl
= &dri3_x11_display_vtbl
;
1375 _eglLog(_EGL_INFO
, "Using DRI3");
1380 dri2_display_destroy(disp
);
1385 static const __DRIdri2LoaderExtension dri2_loader_extension_old
= {
1386 .base
= { __DRI_DRI2_LOADER
, 2 },
1388 .getBuffers
= dri2_x11_get_buffers
,
1389 .flushFrontBuffer
= dri2_x11_flush_front_buffer
,
1390 .getBuffersWithFormat
= NULL
,
1393 static const __DRIdri2LoaderExtension dri2_loader_extension
= {
1394 .base
= { __DRI_DRI2_LOADER
, 3 },
1396 .getBuffers
= dri2_x11_get_buffers
,
1397 .flushFrontBuffer
= dri2_x11_flush_front_buffer
,
1398 .getBuffersWithFormat
= dri2_x11_get_buffers_with_format
,
1401 static const __DRIextension
*dri2_loader_extensions_old
[] = {
1402 &dri2_loader_extension_old
.base
,
1403 &image_lookup_extension
.base
,
1404 &background_callable_extension
.base
,
1408 static const __DRIextension
*dri2_loader_extensions
[] = {
1409 &dri2_loader_extension
.base
,
1410 &image_lookup_extension
.base
,
1411 &background_callable_extension
.base
,
1416 dri2_initialize_x11_dri2(_EGLDriver
*drv
, _EGLDisplay
*disp
)
1418 struct dri2_egl_display
*dri2_dpy
;
1420 dri2_dpy
= calloc(1, sizeof *dri2_dpy
);
1422 return _eglError(EGL_BAD_ALLOC
, "eglInitialize");
1425 if (!dri2_get_xcb_connection(drv
, disp
, dri2_dpy
))
1428 if (!dri2_x11_connect(dri2_dpy
))
1431 if (!dri2_load_driver(disp
))
1434 if (dri2_dpy
->dri2_minor
>= 1)
1435 dri2_dpy
->loader_extensions
= dri2_loader_extensions
;
1437 dri2_dpy
->loader_extensions
= dri2_loader_extensions_old
;
1439 dri2_dpy
->swap_available
= (dri2_dpy
->dri2_minor
>= 2);
1440 dri2_dpy
->invalidate_available
= (dri2_dpy
->dri2_minor
>= 3);
1442 if (!dri2_create_screen(disp
))
1445 if (!dri2_setup_extensions(disp
))
1448 dri2_setup_screen(disp
);
1450 dri2_x11_setup_swap_interval(dri2_dpy
);
1452 disp
->Extensions
.KHR_image_pixmap
= EGL_TRUE
;
1453 disp
->Extensions
.NOK_swap_region
= EGL_TRUE
;
1454 disp
->Extensions
.NOK_texture_from_pixmap
= EGL_TRUE
;
1455 disp
->Extensions
.NV_post_sub_buffer
= EGL_TRUE
;
1456 disp
->Extensions
.CHROMIUM_sync_control
= EGL_TRUE
;
1458 dri2_set_WL_bind_wayland_display(drv
, disp
);
1460 if (!dri2_x11_add_configs_for_visuals(dri2_dpy
, disp
, true))
1463 /* Fill vtbl last to prevent accidentally calling virtual function during
1466 dri2_dpy
->vtbl
= &dri2_x11_display_vtbl
;
1468 _eglLog(_EGL_INFO
, "Using DRI2");
1473 dri2_display_destroy(disp
);
1478 dri2_initialize_x11(_EGLDriver
*drv
, _EGLDisplay
*disp
)
1480 EGLBoolean initialized
= EGL_FALSE
;
1482 if (!getenv("LIBGL_ALWAYS_SOFTWARE")) {
1484 if (!getenv("LIBGL_DRI3_DISABLE"))
1485 initialized
= dri2_initialize_x11_dri3(drv
, disp
);
1489 initialized
= dri2_initialize_x11_dri2(drv
, disp
);
1493 initialized
= dri2_initialize_x11_swrast(drv
, disp
);