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>
45 #include "egl_dri2_fallbacks.h"
49 #include "platform_x11_dri3.h"
53 dri2_x11_swap_interval(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLSurface
*surf
,
57 swrastCreateDrawable(struct dri2_egl_display
* dri2_dpy
,
58 struct dri2_egl_surface
* dri2_surf
)
61 const uint32_t function
= GXcopy
;
65 dri2_surf
->gc
= xcb_generate_id(dri2_dpy
->conn
);
66 mask
= XCB_GC_FUNCTION
;
67 xcb_create_gc(dri2_dpy
->conn
, dri2_surf
->gc
, dri2_surf
->drawable
, mask
, &function
);
69 dri2_surf
->swapgc
= xcb_generate_id(dri2_dpy
->conn
);
70 mask
= XCB_GC_FUNCTION
| XCB_GC_GRAPHICS_EXPOSURES
;
73 xcb_create_gc(dri2_dpy
->conn
, dri2_surf
->swapgc
, dri2_surf
->drawable
, mask
, valgc
);
74 switch (dri2_surf
->depth
) {
77 dri2_surf
->bytes_per_pixel
= 4;
80 dri2_surf
->bytes_per_pixel
= 2;
83 dri2_surf
->bytes_per_pixel
= 1;
86 dri2_surf
->bytes_per_pixel
= 0;
89 _eglLog(_EGL_WARNING
, "unsupported depth %d", dri2_surf
->depth
);
94 swrastDestroyDrawable(struct dri2_egl_display
* dri2_dpy
,
95 struct dri2_egl_surface
* dri2_surf
)
97 xcb_free_gc(dri2_dpy
->conn
, dri2_surf
->gc
);
98 xcb_free_gc(dri2_dpy
->conn
, dri2_surf
->swapgc
);
102 swrastGetDrawableInfo(__DRIdrawable
* draw
,
103 int *x
, int *y
, int *w
, int *h
,
106 struct dri2_egl_surface
*dri2_surf
= loaderPrivate
;
107 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(dri2_surf
->base
.Resource
.Display
);
109 xcb_get_geometry_cookie_t cookie
;
110 xcb_get_geometry_reply_t
*reply
;
111 xcb_generic_error_t
*error
;
114 cookie
= xcb_get_geometry (dri2_dpy
->conn
, dri2_surf
->drawable
);
115 reply
= xcb_get_geometry_reply (dri2_dpy
->conn
, cookie
, &error
);
120 _eglLog(_EGL_WARNING
, "error in xcb_get_geometry");
130 swrastPutImage(__DRIdrawable
* draw
, int op
,
131 int x
, int y
, int w
, int h
,
132 char *data
, void *loaderPrivate
)
134 struct dri2_egl_surface
*dri2_surf
= loaderPrivate
;
135 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(dri2_surf
->base
.Resource
.Display
);
140 case __DRI_SWRAST_IMAGE_OP_DRAW
:
143 case __DRI_SWRAST_IMAGE_OP_SWAP
:
144 gc
= dri2_surf
->swapgc
;
150 xcb_put_image(dri2_dpy
->conn
, XCB_IMAGE_FORMAT_Z_PIXMAP
, dri2_surf
->drawable
,
151 gc
, w
, h
, x
, y
, 0, dri2_surf
->depth
,
152 w
*h
*dri2_surf
->bytes_per_pixel
, (const uint8_t *)data
);
156 swrastGetImage(__DRIdrawable
* read
,
157 int x
, int y
, int w
, int h
,
158 char *data
, void *loaderPrivate
)
160 struct dri2_egl_surface
*dri2_surf
= loaderPrivate
;
161 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(dri2_surf
->base
.Resource
.Display
);
163 xcb_get_image_cookie_t cookie
;
164 xcb_get_image_reply_t
*reply
;
165 xcb_generic_error_t
*error
;
167 cookie
= xcb_get_image (dri2_dpy
->conn
, XCB_IMAGE_FORMAT_Z_PIXMAP
,
168 dri2_surf
->drawable
, x
, y
, w
, h
, ~0);
169 reply
= xcb_get_image_reply (dri2_dpy
->conn
, cookie
, &error
);
174 _eglLog(_EGL_WARNING
, "error in xcb_get_image");
177 uint32_t bytes
= xcb_get_image_data_length(reply
);
178 uint8_t *idata
= xcb_get_image_data(reply
);
179 memcpy(data
, idata
, bytes
);
185 static xcb_screen_t
*
186 get_xcb_screen(xcb_screen_iterator_t iter
, int screen
)
188 for (; iter
.rem
; --screen
, xcb_screen_next(&iter
))
197 * Called via eglCreateWindowSurface(), drv->API.CreateWindowSurface().
200 dri2_x11_create_surface(_EGLDriver
*drv
, _EGLDisplay
*disp
, EGLint type
,
201 _EGLConfig
*conf
, void *native_surface
,
202 const EGLint
*attrib_list
)
204 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
205 struct dri2_egl_config
*dri2_conf
= dri2_egl_config(conf
);
206 struct dri2_egl_surface
*dri2_surf
;
207 xcb_get_geometry_cookie_t cookie
;
208 xcb_get_geometry_reply_t
*reply
;
209 xcb_screen_iterator_t s
;
210 xcb_generic_error_t
*error
;
211 xcb_drawable_t drawable
;
212 xcb_screen_t
*screen
;
213 const __DRIconfig
*config
;
215 STATIC_ASSERT(sizeof(uintptr_t) == sizeof(native_surface
));
216 drawable
= (uintptr_t) native_surface
;
220 dri2_surf
= malloc(sizeof *dri2_surf
);
222 _eglError(EGL_BAD_ALLOC
, "dri2_create_surface");
226 if (!_eglInitSurface(&dri2_surf
->base
, disp
, type
, conf
, attrib_list
))
229 dri2_surf
->region
= XCB_NONE
;
230 if (type
== EGL_PBUFFER_BIT
) {
231 s
= xcb_setup_roots_iterator(xcb_get_setup(dri2_dpy
->conn
));
232 screen
= get_xcb_screen(s
, dri2_dpy
->screen
);
234 _eglError(EGL_BAD_ALLOC
, "failed to get xcb screen");
238 dri2_surf
->drawable
= xcb_generate_id(dri2_dpy
->conn
);
239 xcb_create_pixmap(dri2_dpy
->conn
, conf
->BufferSize
,
240 dri2_surf
->drawable
, screen
->root
,
241 dri2_surf
->base
.Width
, dri2_surf
->base
.Height
);
244 if (type
== EGL_WINDOW_BIT
)
245 _eglError(EGL_BAD_NATIVE_WINDOW
, "dri2_create_surface");
247 _eglError(EGL_BAD_NATIVE_PIXMAP
, "dri2_create_surface");
250 dri2_surf
->drawable
= drawable
;
253 config
= dri2_get_dri_config(dri2_conf
, type
,
254 dri2_surf
->base
.GLColorspace
);
256 if (dri2_dpy
->dri2
) {
257 dri2_surf
->dri_drawable
=
258 (*dri2_dpy
->dri2
->createNewDrawable
)(dri2_dpy
->dri_screen
, config
,
261 assert(dri2_dpy
->swrast
);
262 dri2_surf
->dri_drawable
=
263 (*dri2_dpy
->swrast
->createNewDrawable
)(dri2_dpy
->dri_screen
, config
,
267 if (dri2_surf
->dri_drawable
== NULL
) {
268 _eglError(EGL_BAD_ALLOC
, "dri2->createNewDrawable");
272 if (type
!= EGL_PBUFFER_BIT
) {
273 cookie
= xcb_get_geometry (dri2_dpy
->conn
, dri2_surf
->drawable
);
274 reply
= xcb_get_geometry_reply (dri2_dpy
->conn
, cookie
, &error
);
276 if (error
->error_code
== BadAlloc
)
277 _eglError(EGL_BAD_ALLOC
, "xcb_get_geometry");
278 else if (type
== EGL_WINDOW_BIT
)
279 _eglError(EGL_BAD_NATIVE_WINDOW
, "xcb_get_geometry");
281 _eglError(EGL_BAD_NATIVE_PIXMAP
, "xcb_get_geometry");
283 goto cleanup_dri_drawable
;
284 } else if (reply
== NULL
) {
285 _eglError(EGL_BAD_ALLOC
, "xcb_get_geometry");
286 goto cleanup_dri_drawable
;
289 dri2_surf
->base
.Width
= reply
->width
;
290 dri2_surf
->base
.Height
= reply
->height
;
291 dri2_surf
->depth
= reply
->depth
;
295 if (dri2_dpy
->dri2
) {
296 xcb_void_cookie_t cookie
;
299 cookie
= xcb_dri2_create_drawable_checked(dri2_dpy
->conn
,
300 dri2_surf
->drawable
);
301 error
= xcb_request_check(dri2_dpy
->conn
, cookie
);
302 conn_error
= xcb_connection_has_error(dri2_dpy
->conn
);
303 if (conn_error
|| error
!= NULL
) {
304 if (type
== EGL_PBUFFER_BIT
|| conn_error
|| error
->error_code
== BadAlloc
)
305 _eglError(EGL_BAD_ALLOC
, "xcb_dri2_create_drawable_checked");
306 else if (type
== EGL_WINDOW_BIT
)
307 _eglError(EGL_BAD_NATIVE_WINDOW
,
308 "xcb_dri2_create_drawable_checked");
310 _eglError(EGL_BAD_NATIVE_PIXMAP
,
311 "xcb_dri2_create_drawable_checked");
313 goto cleanup_dri_drawable
;
316 if (type
== EGL_PBUFFER_BIT
) {
317 dri2_surf
->depth
= _eglGetConfigKey(conf
, EGL_BUFFER_SIZE
);
319 swrastCreateDrawable(dri2_dpy
, dri2_surf
);
322 /* we always copy the back buffer to front */
323 dri2_surf
->base
.PostSubBufferSupportedNV
= EGL_TRUE
;
325 return &dri2_surf
->base
;
327 cleanup_dri_drawable
:
328 dri2_dpy
->core
->destroyDrawable(dri2_surf
->dri_drawable
);
330 if (type
== EGL_PBUFFER_BIT
)
331 xcb_free_pixmap(dri2_dpy
->conn
, dri2_surf
->drawable
);
339 * Called via eglCreateWindowSurface(), drv->API.CreateWindowSurface().
342 dri2_x11_create_window_surface(_EGLDriver
*drv
, _EGLDisplay
*disp
,
343 _EGLConfig
*conf
, void *native_window
,
344 const EGLint
*attrib_list
)
346 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
349 surf
= dri2_x11_create_surface(drv
, disp
, EGL_WINDOW_BIT
, conf
,
350 native_window
, attrib_list
);
352 /* When we first create the DRI2 drawable, its swap interval on the
355 surf
->SwapInterval
= 1;
357 /* Override that with a driconf-set value. */
358 dri2_x11_swap_interval(drv
, disp
, surf
, dri2_dpy
->default_swap_interval
);
365 dri2_x11_create_pixmap_surface(_EGLDriver
*drv
, _EGLDisplay
*disp
,
366 _EGLConfig
*conf
, void *native_pixmap
,
367 const EGLint
*attrib_list
)
369 return dri2_x11_create_surface(drv
, disp
, EGL_PIXMAP_BIT
, conf
,
370 native_pixmap
, attrib_list
);
374 dri2_x11_create_pbuffer_surface(_EGLDriver
*drv
, _EGLDisplay
*disp
,
375 _EGLConfig
*conf
, const EGLint
*attrib_list
)
377 return dri2_x11_create_surface(drv
, disp
, EGL_PBUFFER_BIT
, conf
,
378 XCB_WINDOW_NONE
, attrib_list
);
382 dri2_x11_destroy_surface(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLSurface
*surf
)
384 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
385 struct dri2_egl_surface
*dri2_surf
= dri2_egl_surface(surf
);
389 if (!_eglPutSurface(surf
))
392 (*dri2_dpy
->core
->destroyDrawable
)(dri2_surf
->dri_drawable
);
394 if (dri2_dpy
->dri2
) {
395 xcb_dri2_destroy_drawable (dri2_dpy
->conn
, dri2_surf
->drawable
);
397 assert(dri2_dpy
->swrast
);
398 swrastDestroyDrawable(dri2_dpy
, dri2_surf
);
401 if (surf
->Type
== EGL_PBUFFER_BIT
)
402 xcb_free_pixmap (dri2_dpy
->conn
, dri2_surf
->drawable
);
410 * Process list of buffer received from the server
412 * Processes the list of buffers received in a reply from the server to either
413 * \c DRI2GetBuffers or \c DRI2GetBuffersWithFormat.
416 dri2_x11_process_buffers(struct dri2_egl_surface
*dri2_surf
,
417 xcb_dri2_dri2_buffer_t
*buffers
, unsigned count
)
419 struct dri2_egl_display
*dri2_dpy
=
420 dri2_egl_display(dri2_surf
->base
.Resource
.Display
);
421 xcb_rectangle_t rectangle
;
424 dri2_surf
->buffer_count
= count
;
425 dri2_surf
->have_fake_front
= 0;
427 /* This assumes the DRI2 buffer attachment tokens matches the
428 * __DRIbuffer tokens. */
429 for (i
= 0; i
< count
; i
++) {
430 dri2_surf
->buffers
[i
].attachment
= buffers
[i
].attachment
;
431 dri2_surf
->buffers
[i
].name
= buffers
[i
].name
;
432 dri2_surf
->buffers
[i
].pitch
= buffers
[i
].pitch
;
433 dri2_surf
->buffers
[i
].cpp
= buffers
[i
].cpp
;
434 dri2_surf
->buffers
[i
].flags
= buffers
[i
].flags
;
436 /* We only use the DRI drivers single buffer configs. This
437 * means that if we try to render to a window, DRI2 will give us
438 * the fake front buffer, which we'll use as a back buffer.
439 * Note that EGL doesn't require that several clients rendering
440 * to the same window must see the same aux buffers. */
441 if (dri2_surf
->buffers
[i
].attachment
== __DRI_BUFFER_FAKE_FRONT_LEFT
)
442 dri2_surf
->have_fake_front
= 1;
445 if (dri2_surf
->region
!= XCB_NONE
)
446 xcb_xfixes_destroy_region(dri2_dpy
->conn
, dri2_surf
->region
);
450 rectangle
.width
= dri2_surf
->base
.Width
;
451 rectangle
.height
= dri2_surf
->base
.Height
;
452 dri2_surf
->region
= xcb_generate_id(dri2_dpy
->conn
);
453 xcb_xfixes_create_region(dri2_dpy
->conn
, dri2_surf
->region
, 1, &rectangle
);
457 dri2_x11_get_buffers(__DRIdrawable
* driDrawable
,
458 int *width
, int *height
,
459 unsigned int *attachments
, int count
,
460 int *out_count
, void *loaderPrivate
)
462 struct dri2_egl_surface
*dri2_surf
= loaderPrivate
;
463 struct dri2_egl_display
*dri2_dpy
=
464 dri2_egl_display(dri2_surf
->base
.Resource
.Display
);
465 xcb_dri2_dri2_buffer_t
*buffers
;
466 xcb_dri2_get_buffers_reply_t
*reply
;
467 xcb_dri2_get_buffers_cookie_t cookie
;
471 cookie
= xcb_dri2_get_buffers_unchecked (dri2_dpy
->conn
,
473 count
, count
, attachments
);
474 reply
= xcb_dri2_get_buffers_reply (dri2_dpy
->conn
, cookie
, NULL
);
477 buffers
= xcb_dri2_get_buffers_buffers (reply
);
481 *out_count
= reply
->count
;
482 dri2_surf
->base
.Width
= *width
= reply
->width
;
483 dri2_surf
->base
.Height
= *height
= reply
->height
;
484 dri2_x11_process_buffers(dri2_surf
, buffers
, *out_count
);
488 return dri2_surf
->buffers
;
492 dri2_x11_get_buffers_with_format(__DRIdrawable
* driDrawable
,
493 int *width
, int *height
,
494 unsigned int *attachments
, int count
,
495 int *out_count
, void *loaderPrivate
)
497 struct dri2_egl_surface
*dri2_surf
= loaderPrivate
;
498 struct dri2_egl_display
*dri2_dpy
=
499 dri2_egl_display(dri2_surf
->base
.Resource
.Display
);
500 xcb_dri2_dri2_buffer_t
*buffers
;
501 xcb_dri2_get_buffers_with_format_reply_t
*reply
;
502 xcb_dri2_get_buffers_with_format_cookie_t cookie
;
503 xcb_dri2_attach_format_t
*format_attachments
;
507 format_attachments
= (xcb_dri2_attach_format_t
*) attachments
;
508 cookie
= xcb_dri2_get_buffers_with_format_unchecked (dri2_dpy
->conn
,
513 reply
= xcb_dri2_get_buffers_with_format_reply (dri2_dpy
->conn
,
518 buffers
= xcb_dri2_get_buffers_with_format_buffers (reply
);
519 dri2_surf
->base
.Width
= *width
= reply
->width
;
520 dri2_surf
->base
.Height
= *height
= reply
->height
;
521 *out_count
= reply
->count
;
522 dri2_x11_process_buffers(dri2_surf
, buffers
, *out_count
);
526 return dri2_surf
->buffers
;
530 dri2_x11_flush_front_buffer(__DRIdrawable
* driDrawable
, void *loaderPrivate
)
534 /* FIXME: Does EGL support front buffer rendering at all? */
537 struct dri2_egl_surface
*dri2_surf
= loaderPrivate
;
539 dri2WaitGL(dri2_surf
);
541 (void) loaderPrivate
;
546 dri2_x11_connect(struct dri2_egl_display
*dri2_dpy
)
548 xcb_xfixes_query_version_reply_t
*xfixes_query
;
549 xcb_xfixes_query_version_cookie_t xfixes_query_cookie
;
550 xcb_dri2_query_version_reply_t
*dri2_query
;
551 xcb_dri2_query_version_cookie_t dri2_query_cookie
;
552 xcb_dri2_connect_reply_t
*connect
;
553 xcb_dri2_connect_cookie_t connect_cookie
;
554 xcb_generic_error_t
*error
;
555 xcb_screen_iterator_t s
;
556 xcb_screen_t
*screen
;
557 char *driver_name
, *loader_driver_name
, *device_name
;
558 const xcb_query_extension_reply_t
*extension
;
560 xcb_prefetch_extension_data (dri2_dpy
->conn
, &xcb_xfixes_id
);
561 xcb_prefetch_extension_data (dri2_dpy
->conn
, &xcb_dri2_id
);
563 extension
= xcb_get_extension_data(dri2_dpy
->conn
, &xcb_xfixes_id
);
564 if (!(extension
&& extension
->present
))
567 extension
= xcb_get_extension_data(dri2_dpy
->conn
, &xcb_dri2_id
);
568 if (!(extension
&& extension
->present
))
571 xfixes_query_cookie
= xcb_xfixes_query_version(dri2_dpy
->conn
,
572 XCB_XFIXES_MAJOR_VERSION
,
573 XCB_XFIXES_MINOR_VERSION
);
575 dri2_query_cookie
= xcb_dri2_query_version (dri2_dpy
->conn
,
576 XCB_DRI2_MAJOR_VERSION
,
577 XCB_DRI2_MINOR_VERSION
);
579 s
= xcb_setup_roots_iterator(xcb_get_setup(dri2_dpy
->conn
));
580 screen
= get_xcb_screen(s
, dri2_dpy
->screen
);
582 _eglLog(_EGL_WARNING
, "DRI2: failed to get xcb screen");
585 connect_cookie
= xcb_dri2_connect_unchecked(dri2_dpy
->conn
, screen
->root
,
586 XCB_DRI2_DRIVER_TYPE_DRI
);
589 xcb_xfixes_query_version_reply (dri2_dpy
->conn
,
590 xfixes_query_cookie
, &error
);
591 if (xfixes_query
== NULL
||
592 error
!= NULL
|| xfixes_query
->major_version
< 2) {
593 _eglLog(_EGL_WARNING
, "DRI2: failed to query xfixes version");
600 xcb_dri2_query_version_reply (dri2_dpy
->conn
, dri2_query_cookie
, &error
);
601 if (dri2_query
== NULL
|| error
!= NULL
) {
602 _eglLog(_EGL_WARNING
, "DRI2: failed to query version");
606 dri2_dpy
->dri2_major
= dri2_query
->major_version
;
607 dri2_dpy
->dri2_minor
= dri2_query
->minor_version
;
610 connect
= xcb_dri2_connect_reply (dri2_dpy
->conn
, connect_cookie
, NULL
);
611 if (connect
== NULL
||
612 connect
->driver_name_length
+ connect
->device_name_length
== 0) {
613 _eglLog(_EGL_WARNING
, "DRI2: failed to authenticate");
617 device_name
= xcb_dri2_connect_device_name (connect
);
619 dri2_dpy
->device_name
=
621 xcb_dri2_connect_device_name_length(connect
));
623 dri2_dpy
->fd
= loader_open_device(dri2_dpy
->device_name
);
624 if (dri2_dpy
->fd
== -1) {
625 _eglLog(_EGL_WARNING
,
626 "DRI2: could not open %s (%s)", dri2_dpy
->device_name
,
628 free(dri2_dpy
->device_name
);
633 driver_name
= xcb_dri2_connect_driver_name (connect
);
635 /* If Mesa knows about the appropriate driver for this fd, then trust it.
636 * Otherwise, default to the server's value.
638 loader_driver_name
= loader_get_driver_for_fd(dri2_dpy
->fd
, 0);
639 if (loader_driver_name
) {
640 dri2_dpy
->driver_name
= loader_driver_name
;
642 dri2_dpy
->driver_name
=
644 xcb_dri2_connect_driver_name_length(connect
));
647 if (dri2_dpy
->device_name
== NULL
|| dri2_dpy
->driver_name
== NULL
) {
649 free(dri2_dpy
->device_name
);
650 free(dri2_dpy
->driver_name
);
660 dri2_x11_authenticate(_EGLDisplay
*disp
, uint32_t id
)
662 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
663 xcb_dri2_authenticate_reply_t
*authenticate
;
664 xcb_dri2_authenticate_cookie_t authenticate_cookie
;
665 xcb_screen_iterator_t s
;
666 xcb_screen_t
*screen
;
669 s
= xcb_setup_roots_iterator(xcb_get_setup(dri2_dpy
->conn
));
671 screen
= get_xcb_screen(s
, dri2_dpy
->screen
);
673 _eglLog(_EGL_WARNING
, "DRI2: failed to get xcb screen");
677 authenticate_cookie
=
678 xcb_dri2_authenticate_unchecked(dri2_dpy
->conn
, screen
->root
, id
);
680 xcb_dri2_authenticate_reply(dri2_dpy
->conn
, authenticate_cookie
, NULL
);
682 if (authenticate
== NULL
|| !authenticate
->authenticated
)
691 dri2_x11_local_authenticate(_EGLDisplay
*disp
)
694 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
697 if (drmGetMagic(dri2_dpy
->fd
, &magic
)) {
698 _eglLog(_EGL_WARNING
, "DRI2: failed to get drm magic");
702 if (dri2_x11_authenticate(disp
, magic
) < 0) {
703 _eglLog(_EGL_WARNING
, "DRI2: failed to authenticate");
711 dri2_x11_add_configs_for_visuals(struct dri2_egl_display
*dri2_dpy
,
712 _EGLDisplay
*disp
, bool supports_preserved
)
714 xcb_screen_iterator_t s
;
715 xcb_depth_iterator_t d
;
716 xcb_visualtype_t
*visuals
;
718 unsigned int rgba_masks
[4];
720 EGLint config_attrs
[] = {
721 EGL_NATIVE_VISUAL_ID
, 0,
722 EGL_NATIVE_VISUAL_TYPE
, 0,
726 s
= xcb_setup_roots_iterator(xcb_get_setup(dri2_dpy
->conn
));
727 d
= xcb_screen_allowed_depths_iterator(get_xcb_screen(s
, dri2_dpy
->screen
));
735 if (supports_preserved
)
736 surface_type
|= EGL_SWAP_BEHAVIOR_PRESERVED_BIT
;
739 EGLBoolean class_added
[6] = { 0, };
741 visuals
= xcb_depth_visuals(d
.data
);
742 for (i
= 0; i
< xcb_depth_visuals_length(d
.data
); i
++) {
743 if (class_added
[visuals
[i
]._class
])
746 class_added
[visuals
[i
]._class
] = EGL_TRUE
;
747 for (j
= 0; dri2_dpy
->driver_configs
[j
]; j
++) {
748 config_attrs
[1] = visuals
[i
].visual_id
;
749 config_attrs
[3] = visuals
[i
]._class
;
751 rgba_masks
[0] = visuals
[i
].red_mask
;
752 rgba_masks
[1] = visuals
[i
].green_mask
;
753 rgba_masks
[2] = visuals
[i
].blue_mask
;
755 dri2_add_config(disp
, dri2_dpy
->driver_configs
[j
], id
++,
756 surface_type
, config_attrs
, rgba_masks
);
758 /* Allow a 24-bit RGB visual to match a 32-bit RGBA EGLConfig.
759 * Otherwise it will only match a 32-bit RGBA visual. On a
760 * composited window manager on X11, this will make all of the
761 * EGLConfigs with destination alpha get blended by the
762 * compositor. This is probably not what the application
763 * wants... especially on drivers that only have 32-bit RGBA
765 if (d
.data
->depth
== 24) {
767 ~(rgba_masks
[0] | rgba_masks
[1] | rgba_masks
[2]);
768 dri2_add_config(disp
, dri2_dpy
->driver_configs
[j
], id
++,
769 surface_type
, config_attrs
, rgba_masks
);
777 if (!_eglGetArraySize(disp
->Configs
)) {
778 _eglLog(_EGL_WARNING
, "DRI2: failed to create any config");
786 dri2_copy_region(_EGLDriver
*drv
, _EGLDisplay
*disp
,
787 _EGLSurface
*draw
, xcb_xfixes_region_t region
)
789 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
790 struct dri2_egl_surface
*dri2_surf
= dri2_egl_surface(draw
);
791 enum xcb_dri2_attachment_t render_attachment
;
792 xcb_dri2_copy_region_cookie_t cookie
;
794 /* No-op for a pixmap or pbuffer surface */
795 if (draw
->Type
== EGL_PIXMAP_BIT
|| draw
->Type
== EGL_PBUFFER_BIT
)
799 (*dri2_dpy
->flush
->flush
)(dri2_surf
->dri_drawable
);
801 if (dri2_surf
->have_fake_front
)
802 render_attachment
= XCB_DRI2_ATTACHMENT_BUFFER_FAKE_FRONT_LEFT
;
804 render_attachment
= XCB_DRI2_ATTACHMENT_BUFFER_BACK_LEFT
;
806 cookie
= xcb_dri2_copy_region_unchecked(dri2_dpy
->conn
,
809 XCB_DRI2_ATTACHMENT_BUFFER_FRONT_LEFT
,
811 free(xcb_dri2_copy_region_reply(dri2_dpy
->conn
, cookie
, NULL
));
817 dri2_x11_swap_buffers_msc(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLSurface
*draw
,
818 int64_t msc
, int64_t divisor
, int64_t remainder
)
820 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
821 struct dri2_egl_surface
*dri2_surf
= dri2_egl_surface(draw
);
822 uint32_t msc_hi
= msc
>> 32;
823 uint32_t msc_lo
= msc
& 0xffffffff;
824 uint32_t divisor_hi
= divisor
>> 32;
825 uint32_t divisor_lo
= divisor
& 0xffffffff;
826 uint32_t remainder_hi
= remainder
>> 32;
827 uint32_t remainder_lo
= remainder
& 0xffffffff;
828 xcb_dri2_swap_buffers_cookie_t cookie
;
829 xcb_dri2_swap_buffers_reply_t
*reply
;
830 int64_t swap_count
= -1;
832 /* No-op for a pixmap or pbuffer surface */
833 if (draw
->Type
== EGL_PIXMAP_BIT
|| draw
->Type
== EGL_PBUFFER_BIT
)
836 if (draw
->SwapBehavior
== EGL_BUFFER_PRESERVED
|| !dri2_dpy
->swap_available
)
837 return dri2_copy_region(drv
, disp
, draw
, dri2_surf
->region
) ? 0 : -1;
839 dri2_flush_drawable_for_swapbuffers(disp
, draw
);
841 cookie
= xcb_dri2_swap_buffers_unchecked(dri2_dpy
->conn
, dri2_surf
->drawable
,
842 msc_hi
, msc_lo
, divisor_hi
, divisor_lo
, remainder_hi
, remainder_lo
);
844 reply
= xcb_dri2_swap_buffers_reply(dri2_dpy
->conn
, cookie
, NULL
);
847 swap_count
= (((int64_t)reply
->swap_hi
) << 32) | reply
->swap_lo
;
851 /* Since we aren't watching for the server's invalidate events like we're
852 * supposed to (due to XCB providing no mechanism for filtering the events
853 * the way xlib does), and SwapBuffers is a common cause of invalidate
854 * events, just shove one down to the driver, even though we haven't told
855 * the driver that we're the kind of loader that provides reliable
856 * invalidate events. This causes the driver to request buffers again at
857 * its next draw, so that we get the correct buffers if a pageflip
858 * happened. The driver should still be using the viewport hack to catch
861 if (dri2_dpy
->flush
&&
862 dri2_dpy
->flush
->base
.version
>= 3 && dri2_dpy
->flush
->invalidate
)
863 (*dri2_dpy
->flush
->invalidate
)(dri2_surf
->dri_drawable
);
869 dri2_x11_swap_buffers(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLSurface
*draw
)
871 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
872 struct dri2_egl_surface
*dri2_surf
= dri2_egl_surface(draw
);
874 if (dri2_dpy
->dri2
) {
875 return dri2_x11_swap_buffers_msc(drv
, disp
, draw
, 0, 0, 0) != -1;
877 assert(dri2_dpy
->swrast
);
879 dri2_dpy
->core
->swapBuffers(dri2_surf
->dri_drawable
);
885 dri2_x11_swap_buffers_region(_EGLDriver
*drv
, _EGLDisplay
*disp
,
887 EGLint numRects
, const EGLint
*rects
)
889 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
890 struct dri2_egl_surface
*dri2_surf
= dri2_egl_surface(draw
);
892 xcb_xfixes_region_t region
;
893 xcb_rectangle_t rectangles
[16];
896 if (numRects
> (int)ARRAY_SIZE(rectangles
))
897 return dri2_copy_region(drv
, disp
, draw
, dri2_surf
->region
);
899 for (i
= 0; i
< numRects
; i
++) {
900 rectangles
[i
].x
= rects
[i
* 4];
901 rectangles
[i
].y
= dri2_surf
->base
.Height
- rects
[i
* 4 + 1] - rects
[i
* 4 + 3];
902 rectangles
[i
].width
= rects
[i
* 4 + 2];
903 rectangles
[i
].height
= rects
[i
* 4 + 3];
906 region
= xcb_generate_id(dri2_dpy
->conn
);
907 xcb_xfixes_create_region(dri2_dpy
->conn
, region
, numRects
, rectangles
);
908 ret
= dri2_copy_region(drv
, disp
, draw
, region
);
909 xcb_xfixes_destroy_region(dri2_dpy
->conn
, region
);
915 dri2_x11_post_sub_buffer(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLSurface
*draw
,
916 EGLint x
, EGLint y
, EGLint width
, EGLint height
)
918 const EGLint rect
[4] = { x
, y
, width
, height
};
920 if (x
< 0 || y
< 0 || width
< 0 || height
< 0)
921 _eglError(EGL_BAD_PARAMETER
, "eglPostSubBufferNV");
923 return dri2_x11_swap_buffers_region(drv
, disp
, draw
, 1, rect
);
927 dri2_x11_swap_interval(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLSurface
*surf
,
930 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
931 struct dri2_egl_surface
*dri2_surf
= dri2_egl_surface(surf
);
933 if (interval
> surf
->Config
->MaxSwapInterval
)
934 interval
= surf
->Config
->MaxSwapInterval
;
935 else if (interval
< surf
->Config
->MinSwapInterval
)
936 interval
= surf
->Config
->MinSwapInterval
;
938 if (interval
!= surf
->SwapInterval
&& dri2_dpy
->swap_available
)
939 xcb_dri2_swap_interval(dri2_dpy
->conn
, dri2_surf
->drawable
, interval
);
941 surf
->SwapInterval
= interval
;
947 dri2_x11_copy_buffers(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLSurface
*surf
,
948 void *native_pixmap_target
)
950 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
951 struct dri2_egl_surface
*dri2_surf
= dri2_egl_surface(surf
);
955 STATIC_ASSERT(sizeof(uintptr_t) == sizeof(native_pixmap_target
));
956 target
= (uintptr_t) native_pixmap_target
;
960 (*dri2_dpy
->flush
->flush
)(dri2_surf
->dri_drawable
);
962 gc
= xcb_generate_id(dri2_dpy
->conn
);
963 xcb_create_gc(dri2_dpy
->conn
, gc
, target
, 0, NULL
);
964 xcb_copy_area(dri2_dpy
->conn
,
970 dri2_surf
->base
.Width
,
971 dri2_surf
->base
.Height
);
972 xcb_free_gc(dri2_dpy
->conn
, gc
);
978 dri2_create_image_khr_pixmap(_EGLDisplay
*disp
, _EGLContext
*ctx
,
979 EGLClientBuffer buffer
, const EGLint
*attr_list
)
981 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
982 struct dri2_egl_image
*dri2_img
;
983 unsigned int attachments
[1];
984 xcb_drawable_t drawable
;
985 xcb_dri2_get_buffers_cookie_t buffers_cookie
;
986 xcb_dri2_get_buffers_reply_t
*buffers_reply
;
987 xcb_dri2_dri2_buffer_t
*buffers
;
988 xcb_get_geometry_cookie_t geometry_cookie
;
989 xcb_get_geometry_reply_t
*geometry_reply
;
990 xcb_generic_error_t
*error
;
995 drawable
= (xcb_drawable_t
) (uintptr_t) buffer
;
996 xcb_dri2_create_drawable (dri2_dpy
->conn
, drawable
);
997 attachments
[0] = XCB_DRI2_ATTACHMENT_BUFFER_FRONT_LEFT
;
999 xcb_dri2_get_buffers_unchecked (dri2_dpy
->conn
,
1000 drawable
, 1, 1, attachments
);
1001 geometry_cookie
= xcb_get_geometry (dri2_dpy
->conn
, drawable
);
1002 buffers_reply
= xcb_dri2_get_buffers_reply (dri2_dpy
->conn
,
1003 buffers_cookie
, NULL
);
1004 buffers
= xcb_dri2_get_buffers_buffers (buffers_reply
);
1005 if (buffers
== NULL
) {
1009 geometry_reply
= xcb_get_geometry_reply (dri2_dpy
->conn
,
1010 geometry_cookie
, &error
);
1011 if (geometry_reply
== NULL
|| error
!= NULL
) {
1012 _eglError(EGL_BAD_ALLOC
, "xcb_get_geometry");
1014 free(buffers_reply
);
1018 switch (geometry_reply
->depth
) {
1020 format
= __DRI_IMAGE_FORMAT_RGB565
;
1023 format
= __DRI_IMAGE_FORMAT_XRGB8888
;
1026 format
= __DRI_IMAGE_FORMAT_ARGB8888
;
1029 _eglError(EGL_BAD_PARAMETER
,
1030 "dri2_create_image_khr: unsupported pixmap depth");
1031 free(buffers_reply
);
1032 free(geometry_reply
);
1036 dri2_img
= malloc(sizeof *dri2_img
);
1038 free(buffers_reply
);
1039 free(geometry_reply
);
1040 _eglError(EGL_BAD_ALLOC
, "dri2_create_image_khr");
1041 return EGL_NO_IMAGE_KHR
;
1044 if (!_eglInitImage(&dri2_img
->base
, disp
)) {
1045 free(buffers_reply
);
1046 free(geometry_reply
);
1048 return EGL_NO_IMAGE_KHR
;
1051 stride
= buffers
[0].pitch
/ buffers
[0].cpp
;
1052 dri2_img
->dri_image
=
1053 dri2_dpy
->image
->createImageFromName(dri2_dpy
->dri_screen
,
1054 buffers_reply
->width
,
1055 buffers_reply
->height
,
1061 free(buffers_reply
);
1062 free(geometry_reply
);
1064 return &dri2_img
->base
;
1068 dri2_x11_create_image_khr(_EGLDriver
*drv
, _EGLDisplay
*disp
,
1069 _EGLContext
*ctx
, EGLenum target
,
1070 EGLClientBuffer buffer
, const EGLint
*attr_list
)
1075 case EGL_NATIVE_PIXMAP_KHR
:
1076 return dri2_create_image_khr_pixmap(disp
, ctx
, buffer
, attr_list
);
1078 return dri2_create_image_khr(drv
, disp
, ctx
, target
, buffer
, attr_list
);
1083 dri2_x11_get_sync_values(_EGLDisplay
*display
, _EGLSurface
*surface
,
1084 EGLuint64KHR
*ust
, EGLuint64KHR
*msc
,
1087 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(display
);
1088 struct dri2_egl_surface
*dri2_surf
= dri2_egl_surface(surface
);
1089 xcb_dri2_get_msc_cookie_t cookie
;
1090 xcb_dri2_get_msc_reply_t
*reply
;
1092 cookie
= xcb_dri2_get_msc(dri2_dpy
->conn
, dri2_surf
->drawable
);
1093 reply
= xcb_dri2_get_msc_reply(dri2_dpy
->conn
, cookie
, NULL
);
1096 _eglError(EGL_BAD_ACCESS
, __func__
);
1100 *ust
= ((EGLuint64KHR
) reply
->ust_hi
<< 32) | reply
->ust_lo
;
1101 *msc
= ((EGLuint64KHR
) reply
->msc_hi
<< 32) | reply
->msc_lo
;
1102 *sbc
= ((EGLuint64KHR
) reply
->sbc_hi
<< 32) | reply
->sbc_lo
;
1108 static struct dri2_egl_display_vtbl dri2_x11_swrast_display_vtbl
= {
1109 .authenticate
= NULL
,
1110 .create_window_surface
= dri2_x11_create_window_surface
,
1111 .create_pixmap_surface
= dri2_x11_create_pixmap_surface
,
1112 .create_pbuffer_surface
= dri2_x11_create_pbuffer_surface
,
1113 .destroy_surface
= dri2_x11_destroy_surface
,
1114 .create_image
= dri2_fallback_create_image_khr
,
1115 .swap_interval
= dri2_fallback_swap_interval
,
1116 .swap_buffers
= dri2_x11_swap_buffers
,
1117 .swap_buffers_region
= dri2_fallback_swap_buffers_region
,
1118 .post_sub_buffer
= dri2_fallback_post_sub_buffer
,
1119 .copy_buffers
= dri2_x11_copy_buffers
,
1120 .query_buffer_age
= dri2_fallback_query_buffer_age
,
1121 .create_wayland_buffer_from_image
= dri2_fallback_create_wayland_buffer_from_image
,
1122 .get_sync_values
= dri2_fallback_get_sync_values
,
1123 .get_dri_drawable
= dri2_surface_get_dri_drawable
,
1126 static struct dri2_egl_display_vtbl dri2_x11_display_vtbl
= {
1127 .authenticate
= dri2_x11_authenticate
,
1128 .create_window_surface
= dri2_x11_create_window_surface
,
1129 .create_pixmap_surface
= dri2_x11_create_pixmap_surface
,
1130 .create_pbuffer_surface
= dri2_x11_create_pbuffer_surface
,
1131 .destroy_surface
= dri2_x11_destroy_surface
,
1132 .create_image
= dri2_x11_create_image_khr
,
1133 .swap_interval
= dri2_x11_swap_interval
,
1134 .swap_buffers
= dri2_x11_swap_buffers
,
1135 .swap_buffers_with_damage
= dri2_fallback_swap_buffers_with_damage
,
1136 .swap_buffers_region
= dri2_x11_swap_buffers_region
,
1137 .post_sub_buffer
= dri2_x11_post_sub_buffer
,
1138 .copy_buffers
= dri2_x11_copy_buffers
,
1139 .query_buffer_age
= dri2_fallback_query_buffer_age
,
1140 .create_wayland_buffer_from_image
= dri2_fallback_create_wayland_buffer_from_image
,
1141 .get_sync_values
= dri2_x11_get_sync_values
,
1142 .get_dri_drawable
= dri2_surface_get_dri_drawable
,
1146 dri2_initialize_x11_swrast(_EGLDriver
*drv
, _EGLDisplay
*disp
)
1148 struct dri2_egl_display
*dri2_dpy
;
1150 dri2_dpy
= calloc(1, sizeof *dri2_dpy
);
1152 return _eglError(EGL_BAD_ALLOC
, "eglInitialize");
1154 disp
->DriverData
= (void *) dri2_dpy
;
1155 if (disp
->PlatformDisplay
== NULL
) {
1156 dri2_dpy
->conn
= xcb_connect(0, &dri2_dpy
->screen
);
1157 dri2_dpy
->own_device
= true;
1159 Display
*dpy
= disp
->PlatformDisplay
;
1161 dri2_dpy
->conn
= XGetXCBConnection(dpy
);
1162 dri2_dpy
->screen
= DefaultScreen(dpy
);
1165 if (!dri2_dpy
->conn
|| xcb_connection_has_error(dri2_dpy
->conn
)) {
1166 _eglLog(_EGL_WARNING
, "DRI2: xcb_connect failed");
1171 * Every hardware driver_name is set using strdup. Doing the same in
1172 * here will allow is to simply free the memory at dri2_terminate().
1175 dri2_dpy
->driver_name
= strdup("swrast");
1176 if (!dri2_load_driver_swrast(disp
))
1179 dri2_dpy
->swrast_loader_extension
.base
.name
= __DRI_SWRAST_LOADER
;
1180 dri2_dpy
->swrast_loader_extension
.base
.version
= 2;
1181 dri2_dpy
->swrast_loader_extension
.getDrawableInfo
= swrastGetDrawableInfo
;
1182 dri2_dpy
->swrast_loader_extension
.putImage
= swrastPutImage
;
1183 dri2_dpy
->swrast_loader_extension
.getImage
= swrastGetImage
;
1185 dri2_dpy
->extensions
[0] = &dri2_dpy
->swrast_loader_extension
.base
;
1186 dri2_dpy
->extensions
[1] = NULL
;
1187 dri2_dpy
->extensions
[2] = NULL
;
1189 if (!dri2_create_screen(disp
))
1190 goto cleanup_driver
;
1192 if (!dri2_x11_add_configs_for_visuals(dri2_dpy
, disp
, true))
1193 goto cleanup_configs
;
1195 /* Fill vtbl last to prevent accidentally calling virtual function during
1198 dri2_dpy
->vtbl
= &dri2_x11_swrast_display_vtbl
;
1203 _eglCleanupDisplay(disp
);
1204 dri2_dpy
->core
->destroyScreen(dri2_dpy
->dri_screen
);
1206 dlclose(dri2_dpy
->driver
);
1208 free(dri2_dpy
->driver_name
);
1209 if (disp
->PlatformDisplay
== NULL
)
1210 xcb_disconnect(dri2_dpy
->conn
);
1218 dri2_x11_setup_swap_interval(struct dri2_egl_display
*dri2_dpy
)
1220 GLint vblank_mode
= DRI_CONF_VBLANK_DEF_INTERVAL_1
;
1221 int arbitrary_max_interval
= 1000;
1223 /* default behavior for no SwapBuffers support: no vblank syncing
1226 dri2_dpy
->min_swap_interval
= 0;
1227 dri2_dpy
->max_swap_interval
= 0;
1229 if (!dri2_dpy
->swap_available
)
1232 /* If we do have swapbuffers, then we can support pretty much any swap
1233 * interval, but we allow driconf to override applications.
1235 if (dri2_dpy
->config
)
1236 dri2_dpy
->config
->configQueryi(dri2_dpy
->dri_screen
,
1237 "vblank_mode", &vblank_mode
);
1238 switch (vblank_mode
) {
1239 case DRI_CONF_VBLANK_NEVER
:
1240 dri2_dpy
->min_swap_interval
= 0;
1241 dri2_dpy
->max_swap_interval
= 0;
1242 dri2_dpy
->default_swap_interval
= 0;
1244 case DRI_CONF_VBLANK_ALWAYS_SYNC
:
1245 dri2_dpy
->min_swap_interval
= 1;
1246 dri2_dpy
->max_swap_interval
= arbitrary_max_interval
;
1247 dri2_dpy
->default_swap_interval
= 1;
1249 case DRI_CONF_VBLANK_DEF_INTERVAL_0
:
1250 dri2_dpy
->min_swap_interval
= 0;
1251 dri2_dpy
->max_swap_interval
= arbitrary_max_interval
;
1252 dri2_dpy
->default_swap_interval
= 0;
1255 case DRI_CONF_VBLANK_DEF_INTERVAL_1
:
1256 dri2_dpy
->min_swap_interval
= 0;
1257 dri2_dpy
->max_swap_interval
= arbitrary_max_interval
;
1258 dri2_dpy
->default_swap_interval
= 1;
1265 dri2_initialize_x11_dri3(_EGLDriver
*drv
, _EGLDisplay
*disp
)
1267 struct dri2_egl_display
*dri2_dpy
;
1269 dri2_dpy
= calloc(1, sizeof *dri2_dpy
);
1271 return _eglError(EGL_BAD_ALLOC
, "eglInitialize");
1273 disp
->DriverData
= (void *) dri2_dpy
;
1274 if (disp
->PlatformDisplay
== NULL
) {
1275 dri2_dpy
->conn
= xcb_connect(0, &dri2_dpy
->screen
);
1276 dri2_dpy
->own_device
= true;
1278 Display
*dpy
= disp
->PlatformDisplay
;
1280 dri2_dpy
->conn
= XGetXCBConnection(dpy
);
1281 dri2_dpy
->screen
= DefaultScreen(dpy
);
1284 if (xcb_connection_has_error(dri2_dpy
->conn
)) {
1285 _eglLog(_EGL_WARNING
, "DRI3: xcb_connect failed");
1289 if (dri2_dpy
->conn
) {
1290 if (!dri3_x11_connect(dri2_dpy
))
1294 if (!dri2_load_driver_dri3(disp
))
1297 dri2_dpy
->extensions
[0] = &dri3_image_loader_extension
.base
;
1298 dri2_dpy
->extensions
[1] = &use_invalidate
.base
;
1299 dri2_dpy
->extensions
[2] = &image_lookup_extension
.base
;
1300 dri2_dpy
->extensions
[3] = NULL
;
1302 dri2_dpy
->swap_available
= true;
1303 dri2_dpy
->invalidate_available
= true;
1305 if (!dri2_create_screen(disp
))
1308 dri2_x11_setup_swap_interval(dri2_dpy
);
1310 if (!dri2_dpy
->is_different_gpu
)
1311 disp
->Extensions
.KHR_image_pixmap
= EGL_TRUE
;
1312 disp
->Extensions
.NOK_texture_from_pixmap
= EGL_TRUE
;
1313 disp
->Extensions
.CHROMIUM_sync_control
= EGL_TRUE
;
1314 disp
->Extensions
.EXT_buffer_age
= EGL_TRUE
;
1316 #ifdef HAVE_WAYLAND_PLATFORM
1317 disp
->Extensions
.WL_bind_wayland_display
= EGL_TRUE
;
1320 if (dri2_dpy
->conn
) {
1321 if (!dri2_x11_add_configs_for_visuals(dri2_dpy
, disp
, false))
1322 goto cleanup_configs
;
1325 dri2_dpy
->loader_dri3_ext
.core
= dri2_dpy
->core
;
1326 dri2_dpy
->loader_dri3_ext
.image_driver
= dri2_dpy
->image_driver
;
1327 dri2_dpy
->loader_dri3_ext
.flush
= dri2_dpy
->flush
;
1328 dri2_dpy
->loader_dri3_ext
.tex_buffer
= dri2_dpy
->tex_buffer
;
1329 dri2_dpy
->loader_dri3_ext
.image
= dri2_dpy
->image
;
1330 dri2_dpy
->loader_dri3_ext
.config
= dri2_dpy
->config
;
1332 /* Fill vtbl last to prevent accidentally calling virtual function during
1335 dri2_dpy
->vtbl
= &dri3_x11_display_vtbl
;
1337 _eglLog(_EGL_INFO
, "Using DRI3");
1342 _eglCleanupDisplay(disp
);
1343 dri2_dpy
->core
->destroyScreen(dri2_dpy
->dri_screen
);
1344 dlclose(dri2_dpy
->driver
);
1346 close(dri2_dpy
->fd
);
1348 if (disp
->PlatformDisplay
== NULL
)
1349 xcb_disconnect(dri2_dpy
->conn
);
1358 dri2_initialize_x11_dri2(_EGLDriver
*drv
, _EGLDisplay
*disp
)
1360 struct dri2_egl_display
*dri2_dpy
;
1362 dri2_dpy
= calloc(1, sizeof *dri2_dpy
);
1364 return _eglError(EGL_BAD_ALLOC
, "eglInitialize");
1366 disp
->DriverData
= (void *) dri2_dpy
;
1367 if (disp
->PlatformDisplay
== NULL
) {
1368 dri2_dpy
->conn
= xcb_connect(0, &dri2_dpy
->screen
);
1369 dri2_dpy
->own_device
= true;
1371 Display
*dpy
= disp
->PlatformDisplay
;
1373 dri2_dpy
->conn
= XGetXCBConnection(dpy
);
1374 dri2_dpy
->screen
= DefaultScreen(dpy
);
1377 if (!dri2_dpy
->conn
|| xcb_connection_has_error(dri2_dpy
->conn
)) {
1378 _eglLog(_EGL_WARNING
, "DRI2: xcb_connect failed");
1382 if (!dri2_x11_connect(dri2_dpy
))
1385 if (!dri2_x11_local_authenticate(disp
))
1388 if (!dri2_load_driver(disp
))
1391 if (dri2_dpy
->dri2_minor
>= 1) {
1392 dri2_dpy
->dri2_loader_extension
.base
.name
= __DRI_DRI2_LOADER
;
1393 dri2_dpy
->dri2_loader_extension
.base
.version
= 3;
1394 dri2_dpy
->dri2_loader_extension
.getBuffers
= dri2_x11_get_buffers
;
1395 dri2_dpy
->dri2_loader_extension
.flushFrontBuffer
= dri2_x11_flush_front_buffer
;
1396 dri2_dpy
->dri2_loader_extension
.getBuffersWithFormat
=
1397 dri2_x11_get_buffers_with_format
;
1399 dri2_dpy
->dri2_loader_extension
.base
.name
= __DRI_DRI2_LOADER
;
1400 dri2_dpy
->dri2_loader_extension
.base
.version
= 2;
1401 dri2_dpy
->dri2_loader_extension
.getBuffers
= dri2_x11_get_buffers
;
1402 dri2_dpy
->dri2_loader_extension
.flushFrontBuffer
= dri2_x11_flush_front_buffer
;
1403 dri2_dpy
->dri2_loader_extension
.getBuffersWithFormat
= NULL
;
1406 dri2_dpy
->extensions
[0] = &dri2_dpy
->dri2_loader_extension
.base
;
1407 dri2_dpy
->extensions
[1] = &image_lookup_extension
.base
;
1408 dri2_dpy
->extensions
[2] = NULL
;
1410 dri2_dpy
->swap_available
= (dri2_dpy
->dri2_minor
>= 2);
1411 dri2_dpy
->invalidate_available
= (dri2_dpy
->dri2_minor
>= 3);
1413 if (!dri2_create_screen(disp
))
1414 goto cleanup_driver
;
1416 dri2_x11_setup_swap_interval(dri2_dpy
);
1418 disp
->Extensions
.KHR_image_pixmap
= EGL_TRUE
;
1419 disp
->Extensions
.NOK_swap_region
= EGL_TRUE
;
1420 disp
->Extensions
.NOK_texture_from_pixmap
= EGL_TRUE
;
1421 disp
->Extensions
.NV_post_sub_buffer
= EGL_TRUE
;
1422 disp
->Extensions
.CHROMIUM_sync_control
= EGL_TRUE
;
1424 #ifdef HAVE_WAYLAND_PLATFORM
1425 disp
->Extensions
.WL_bind_wayland_display
= EGL_TRUE
;
1428 if (!dri2_x11_add_configs_for_visuals(dri2_dpy
, disp
, true))
1429 goto cleanup_configs
;
1431 /* Fill vtbl last to prevent accidentally calling virtual function during
1434 dri2_dpy
->vtbl
= &dri2_x11_display_vtbl
;
1436 _eglLog(_EGL_INFO
, "Using DRI2");
1441 _eglCleanupDisplay(disp
);
1442 dri2_dpy
->core
->destroyScreen(dri2_dpy
->dri_screen
);
1444 dlclose(dri2_dpy
->driver
);
1446 close(dri2_dpy
->fd
);
1448 if (disp
->PlatformDisplay
== NULL
)
1449 xcb_disconnect(dri2_dpy
->conn
);
1457 dri2_initialize_x11(_EGLDriver
*drv
, _EGLDisplay
*disp
)
1459 EGLBoolean initialized
= EGL_TRUE
;
1461 int x11_dri2_accel
= (getenv("LIBGL_ALWAYS_SOFTWARE") == NULL
);
1463 if (x11_dri2_accel
) {
1465 if (getenv("LIBGL_DRI3_DISABLE") != NULL
||
1466 !dri2_initialize_x11_dri3(drv
, disp
)) {
1468 if (!dri2_initialize_x11_dri2(drv
, disp
)) {
1469 initialized
= dri2_initialize_x11_swrast(drv
, disp
);
1475 initialized
= dri2_initialize_x11_swrast(drv
, disp
);