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/debug.h"
44 #include "util/macros.h"
45 #include "util/bitscan.h"
51 #include "platform_x11_dri3.h"
55 dri2_x11_swap_interval(const _EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLSurface
*surf
,
59 dri2_format_for_depth(struct dri2_egl_display
*dri2_dpy
, uint32_t depth
);
62 swrastCreateDrawable(struct dri2_egl_display
* dri2_dpy
,
63 struct dri2_egl_surface
* dri2_surf
)
66 const uint32_t function
= GXcopy
;
70 dri2_surf
->gc
= xcb_generate_id(dri2_dpy
->conn
);
71 mask
= XCB_GC_FUNCTION
;
72 xcb_create_gc(dri2_dpy
->conn
, dri2_surf
->gc
, dri2_surf
->drawable
, mask
, &function
);
74 dri2_surf
->swapgc
= xcb_generate_id(dri2_dpy
->conn
);
75 mask
= XCB_GC_FUNCTION
| XCB_GC_GRAPHICS_EXPOSURES
;
78 xcb_create_gc(dri2_dpy
->conn
, dri2_surf
->swapgc
, dri2_surf
->drawable
, mask
, valgc
);
79 switch (dri2_surf
->depth
) {
83 dri2_surf
->bytes_per_pixel
= 4;
86 dri2_surf
->bytes_per_pixel
= 2;
89 dri2_surf
->bytes_per_pixel
= 1;
92 dri2_surf
->bytes_per_pixel
= 0;
95 _eglLog(_EGL_WARNING
, "unsupported depth %d", dri2_surf
->depth
);
100 swrastDestroyDrawable(struct dri2_egl_display
* dri2_dpy
,
101 struct dri2_egl_surface
* dri2_surf
)
103 xcb_free_gc(dri2_dpy
->conn
, dri2_surf
->gc
);
104 xcb_free_gc(dri2_dpy
->conn
, dri2_surf
->swapgc
);
108 x11_get_drawable_info(__DRIdrawable
* draw
,
109 int *x
, int *y
, int *w
, int *h
,
112 struct dri2_egl_surface
*dri2_surf
= loaderPrivate
;
113 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(dri2_surf
->base
.Resource
.Display
);
115 xcb_get_geometry_cookie_t cookie
;
116 xcb_get_geometry_reply_t
*reply
;
117 xcb_generic_error_t
*error
;
120 cookie
= xcb_get_geometry (dri2_dpy
->conn
, dri2_surf
->drawable
);
121 reply
= xcb_get_geometry_reply (dri2_dpy
->conn
, cookie
, &error
);
127 _eglLog(_EGL_WARNING
, "error in xcb_get_geometry");
141 swrastGetDrawableInfo(__DRIdrawable
* draw
,
142 int *x
, int *y
, int *w
, int *h
,
145 *x
= *y
= *w
= *h
= 0;
146 x11_get_drawable_info(draw
, x
, y
, w
, h
, loaderPrivate
);
150 swrastPutImage(__DRIdrawable
* draw
, int op
,
151 int x
, int y
, int w
, int h
,
152 char *data
, void *loaderPrivate
)
154 struct dri2_egl_surface
*dri2_surf
= loaderPrivate
;
155 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(dri2_surf
->base
.Resource
.Display
);
160 case __DRI_SWRAST_IMAGE_OP_DRAW
:
163 case __DRI_SWRAST_IMAGE_OP_SWAP
:
164 gc
= dri2_surf
->swapgc
;
170 xcb_put_image(dri2_dpy
->conn
, XCB_IMAGE_FORMAT_Z_PIXMAP
, dri2_surf
->drawable
,
171 gc
, w
, h
, x
, y
, 0, dri2_surf
->depth
,
172 w
*h
*dri2_surf
->bytes_per_pixel
, (const uint8_t *)data
);
176 swrastGetImage(__DRIdrawable
* read
,
177 int x
, int y
, int w
, int h
,
178 char *data
, void *loaderPrivate
)
180 struct dri2_egl_surface
*dri2_surf
= loaderPrivate
;
181 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(dri2_surf
->base
.Resource
.Display
);
183 xcb_get_image_cookie_t cookie
;
184 xcb_get_image_reply_t
*reply
;
185 xcb_generic_error_t
*error
;
187 cookie
= xcb_get_image (dri2_dpy
->conn
, XCB_IMAGE_FORMAT_Z_PIXMAP
,
188 dri2_surf
->drawable
, x
, y
, w
, h
, ~0);
189 reply
= xcb_get_image_reply (dri2_dpy
->conn
, cookie
, &error
);
194 _eglLog(_EGL_WARNING
, "error in xcb_get_image");
197 uint32_t bytes
= xcb_get_image_data_length(reply
);
198 uint8_t *idata
= xcb_get_image_data(reply
);
199 memcpy(data
, idata
, bytes
);
205 static xcb_screen_t
*
206 get_xcb_screen(xcb_screen_iterator_t iter
, int screen
)
208 for (; iter
.rem
; --screen
, xcb_screen_next(&iter
))
215 static xcb_visualtype_t
*
216 get_xcb_visualtype_for_depth(struct dri2_egl_display
*dri2_dpy
, int depth
)
218 xcb_visualtype_iterator_t visual_iter
;
219 xcb_screen_t
*screen
= dri2_dpy
->screen
;
220 xcb_depth_iterator_t depth_iter
= xcb_screen_allowed_depths_iterator(screen
);
222 for (; depth_iter
.rem
; xcb_depth_next(&depth_iter
)) {
223 if (depth_iter
.data
->depth
!= depth
)
226 visual_iter
= xcb_depth_visuals_iterator(depth_iter
.data
);
228 return visual_iter
.data
;
234 /* Get red channel mask for given depth. */
236 dri2_x11_get_red_mask_for_depth(struct dri2_egl_display
*dri2_dpy
, int depth
)
238 xcb_visualtype_t
*visual
= get_xcb_visualtype_for_depth(dri2_dpy
, depth
);
241 return visual
->red_mask
;
247 * Called via eglCreateWindowSurface(), drv->CreateWindowSurface().
250 dri2_x11_create_surface(_EGLDisplay
*disp
, EGLint type
, _EGLConfig
*conf
,
251 void *native_surface
, const EGLint
*attrib_list
)
253 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
254 struct dri2_egl_config
*dri2_conf
= dri2_egl_config(conf
);
255 struct dri2_egl_surface
*dri2_surf
;
256 xcb_get_geometry_cookie_t cookie
;
257 xcb_get_geometry_reply_t
*reply
;
258 xcb_generic_error_t
*error
;
259 const __DRIconfig
*config
;
261 dri2_surf
= calloc(1, sizeof *dri2_surf
);
263 _eglError(EGL_BAD_ALLOC
, "dri2_create_surface");
267 if (!dri2_init_surface(&dri2_surf
->base
, disp
, type
, conf
, attrib_list
,
268 false, native_surface
))
271 dri2_surf
->region
= XCB_NONE
;
272 if (type
== EGL_PBUFFER_BIT
) {
273 dri2_surf
->drawable
= xcb_generate_id(dri2_dpy
->conn
);
274 xcb_create_pixmap(dri2_dpy
->conn
, conf
->BufferSize
,
275 dri2_surf
->drawable
, dri2_dpy
->screen
->root
,
276 dri2_surf
->base
.Width
, dri2_surf
->base
.Height
);
278 STATIC_ASSERT(sizeof(uintptr_t) == sizeof(native_surface
));
279 dri2_surf
->drawable
= (uintptr_t) native_surface
;
282 config
= dri2_get_dri_config(dri2_conf
, type
,
283 dri2_surf
->base
.GLColorspace
);
286 _eglError(EGL_BAD_MATCH
, "Unsupported surfacetype/colorspace configuration");
290 if (!dri2_create_drawable(dri2_dpy
, config
, dri2_surf
, dri2_surf
))
293 if (type
!= EGL_PBUFFER_BIT
) {
294 cookie
= xcb_get_geometry (dri2_dpy
->conn
, dri2_surf
->drawable
);
295 reply
= xcb_get_geometry_reply (dri2_dpy
->conn
, cookie
, &error
);
297 if (error
->error_code
== BadAlloc
)
298 _eglError(EGL_BAD_ALLOC
, "xcb_get_geometry");
299 else if (type
== EGL_WINDOW_BIT
)
300 _eglError(EGL_BAD_NATIVE_WINDOW
, "xcb_get_geometry");
302 _eglError(EGL_BAD_NATIVE_PIXMAP
, "xcb_get_geometry");
304 goto cleanup_dri_drawable
;
305 } else if (reply
== NULL
) {
306 _eglError(EGL_BAD_ALLOC
, "xcb_get_geometry");
307 goto cleanup_dri_drawable
;
310 dri2_surf
->base
.Width
= reply
->width
;
311 dri2_surf
->base
.Height
= reply
->height
;
312 dri2_surf
->depth
= reply
->depth
;
316 if (dri2_dpy
->dri2
) {
317 xcb_void_cookie_t cookie
;
320 cookie
= xcb_dri2_create_drawable_checked(dri2_dpy
->conn
,
321 dri2_surf
->drawable
);
322 error
= xcb_request_check(dri2_dpy
->conn
, cookie
);
323 conn_error
= xcb_connection_has_error(dri2_dpy
->conn
);
324 if (conn_error
|| error
!= NULL
) {
325 if (type
== EGL_PBUFFER_BIT
|| conn_error
|| error
->error_code
== BadAlloc
)
326 _eglError(EGL_BAD_ALLOC
, "xcb_dri2_create_drawable_checked");
327 else if (type
== EGL_WINDOW_BIT
)
328 _eglError(EGL_BAD_NATIVE_WINDOW
,
329 "xcb_dri2_create_drawable_checked");
331 _eglError(EGL_BAD_NATIVE_PIXMAP
,
332 "xcb_dri2_create_drawable_checked");
334 goto cleanup_dri_drawable
;
337 if (type
== EGL_PBUFFER_BIT
) {
338 dri2_surf
->depth
= conf
->BufferSize
;
340 swrastCreateDrawable(dri2_dpy
, dri2_surf
);
343 /* we always copy the back buffer to front */
344 dri2_surf
->base
.PostSubBufferSupportedNV
= EGL_TRUE
;
346 return &dri2_surf
->base
;
348 cleanup_dri_drawable
:
349 dri2_dpy
->core
->destroyDrawable(dri2_surf
->dri_drawable
);
351 if (type
== EGL_PBUFFER_BIT
)
352 xcb_free_pixmap(dri2_dpy
->conn
, dri2_surf
->drawable
);
360 * Called via eglCreateWindowSurface(), drv->CreateWindowSurface().
363 dri2_x11_create_window_surface(_EGLDisplay
*disp
, _EGLConfig
*conf
,
364 void *native_window
, const EGLint
*attrib_list
)
366 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
369 surf
= dri2_x11_create_surface(disp
, EGL_WINDOW_BIT
, conf
,
370 native_window
, attrib_list
);
372 /* When we first create the DRI2 drawable, its swap interval on the
375 surf
->SwapInterval
= 1;
377 /* Override that with a driconf-set value. */
378 dri2_x11_swap_interval(disp
->Driver
, disp
, surf
, dri2_dpy
->default_swap_interval
);
385 dri2_x11_create_pixmap_surface(_EGLDisplay
*disp
, _EGLConfig
*conf
,
386 void *native_pixmap
, const EGLint
*attrib_list
)
388 return dri2_x11_create_surface(disp
, EGL_PIXMAP_BIT
, conf
,
389 native_pixmap
, attrib_list
);
393 dri2_x11_create_pbuffer_surface(_EGLDisplay
*disp
, _EGLConfig
*conf
,
394 const EGLint
*attrib_list
)
396 return dri2_x11_create_surface(disp
, EGL_PBUFFER_BIT
, conf
,
401 dri2_x11_destroy_surface(_EGLDisplay
*disp
, _EGLSurface
*surf
)
403 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
404 struct dri2_egl_surface
*dri2_surf
= dri2_egl_surface(surf
);
406 dri2_dpy
->core
->destroyDrawable(dri2_surf
->dri_drawable
);
408 if (dri2_dpy
->dri2
) {
409 xcb_dri2_destroy_drawable (dri2_dpy
->conn
, dri2_surf
->drawable
);
411 assert(dri2_dpy
->swrast
);
412 swrastDestroyDrawable(dri2_dpy
, dri2_surf
);
415 if (surf
->Type
== EGL_PBUFFER_BIT
)
416 xcb_free_pixmap (dri2_dpy
->conn
, dri2_surf
->drawable
);
418 dri2_fini_surface(surf
);
425 * Function utilizes swrastGetDrawableInfo to get surface
426 * geometry from x server and calls default query surface
427 * implementation that returns the updated values.
429 * In case of errors we still return values that we currently
433 dri2_query_surface(_EGLDisplay
*disp
, _EGLSurface
*surf
,
434 EGLint attribute
, EGLint
*value
)
436 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
437 struct dri2_egl_surface
*dri2_surf
= dri2_egl_surface(surf
);
440 __DRIdrawable
*drawable
= dri2_dpy
->vtbl
->get_dri_drawable(surf
);
445 if (x11_get_drawable_info(drawable
, &x
, &y
, &w
, &h
, dri2_surf
)) {
453 return _eglQuerySurface(disp
, surf
, attribute
, value
);
457 * Process list of buffer received from the server
459 * Processes the list of buffers received in a reply from the server to either
460 * \c DRI2GetBuffers or \c DRI2GetBuffersWithFormat.
463 dri2_x11_process_buffers(struct dri2_egl_surface
*dri2_surf
,
464 xcb_dri2_dri2_buffer_t
*buffers
, unsigned count
)
466 struct dri2_egl_display
*dri2_dpy
=
467 dri2_egl_display(dri2_surf
->base
.Resource
.Display
);
468 xcb_rectangle_t rectangle
;
470 dri2_surf
->have_fake_front
= false;
472 /* This assumes the DRI2 buffer attachment tokens matches the
473 * __DRIbuffer tokens. */
474 for (unsigned i
= 0; i
< count
; i
++) {
475 dri2_surf
->buffers
[i
].attachment
= buffers
[i
].attachment
;
476 dri2_surf
->buffers
[i
].name
= buffers
[i
].name
;
477 dri2_surf
->buffers
[i
].pitch
= buffers
[i
].pitch
;
478 dri2_surf
->buffers
[i
].cpp
= buffers
[i
].cpp
;
479 dri2_surf
->buffers
[i
].flags
= buffers
[i
].flags
;
481 /* We only use the DRI drivers single buffer configs. This
482 * means that if we try to render to a window, DRI2 will give us
483 * the fake front buffer, which we'll use as a back buffer.
484 * Note that EGL doesn't require that several clients rendering
485 * to the same window must see the same aux buffers. */
486 if (dri2_surf
->buffers
[i
].attachment
== __DRI_BUFFER_FAKE_FRONT_LEFT
)
487 dri2_surf
->have_fake_front
= true;
490 if (dri2_surf
->region
!= XCB_NONE
)
491 xcb_xfixes_destroy_region(dri2_dpy
->conn
, dri2_surf
->region
);
495 rectangle
.width
= dri2_surf
->base
.Width
;
496 rectangle
.height
= dri2_surf
->base
.Height
;
497 dri2_surf
->region
= xcb_generate_id(dri2_dpy
->conn
);
498 xcb_xfixes_create_region(dri2_dpy
->conn
, dri2_surf
->region
, 1, &rectangle
);
502 dri2_x11_get_buffers(__DRIdrawable
* driDrawable
,
503 int *width
, int *height
,
504 unsigned int *attachments
, int count
,
505 int *out_count
, void *loaderPrivate
)
507 struct dri2_egl_surface
*dri2_surf
= loaderPrivate
;
508 struct dri2_egl_display
*dri2_dpy
=
509 dri2_egl_display(dri2_surf
->base
.Resource
.Display
);
510 xcb_dri2_dri2_buffer_t
*buffers
;
511 xcb_dri2_get_buffers_reply_t
*reply
;
512 xcb_dri2_get_buffers_cookie_t cookie
;
516 cookie
= xcb_dri2_get_buffers_unchecked (dri2_dpy
->conn
,
518 count
, count
, attachments
);
519 reply
= xcb_dri2_get_buffers_reply (dri2_dpy
->conn
, cookie
, NULL
);
522 buffers
= xcb_dri2_get_buffers_buffers (reply
);
526 *out_count
= reply
->count
;
527 dri2_surf
->base
.Width
= *width
= reply
->width
;
528 dri2_surf
->base
.Height
= *height
= reply
->height
;
529 dri2_x11_process_buffers(dri2_surf
, buffers
, *out_count
);
533 return dri2_surf
->buffers
;
537 dri2_x11_get_buffers_with_format(__DRIdrawable
* driDrawable
,
538 int *width
, int *height
,
539 unsigned int *attachments
, int count
,
540 int *out_count
, void *loaderPrivate
)
542 struct dri2_egl_surface
*dri2_surf
= loaderPrivate
;
543 struct dri2_egl_display
*dri2_dpy
=
544 dri2_egl_display(dri2_surf
->base
.Resource
.Display
);
545 xcb_dri2_dri2_buffer_t
*buffers
;
546 xcb_dri2_get_buffers_with_format_reply_t
*reply
;
547 xcb_dri2_get_buffers_with_format_cookie_t cookie
;
548 xcb_dri2_attach_format_t
*format_attachments
;
552 format_attachments
= (xcb_dri2_attach_format_t
*) attachments
;
553 cookie
= xcb_dri2_get_buffers_with_format_unchecked (dri2_dpy
->conn
,
558 reply
= xcb_dri2_get_buffers_with_format_reply (dri2_dpy
->conn
,
563 buffers
= xcb_dri2_get_buffers_with_format_buffers (reply
);
564 dri2_surf
->base
.Width
= *width
= reply
->width
;
565 dri2_surf
->base
.Height
= *height
= reply
->height
;
566 *out_count
= reply
->count
;
567 dri2_x11_process_buffers(dri2_surf
, buffers
, *out_count
);
571 return dri2_surf
->buffers
;
575 dri2_x11_flush_front_buffer(__DRIdrawable
* driDrawable
, void *loaderPrivate
)
579 /* FIXME: Does EGL support front buffer rendering at all? */
582 struct dri2_egl_surface
*dri2_surf
= loaderPrivate
;
584 dri2WaitGL(dri2_surf
);
586 (void) loaderPrivate
;
591 dri2_x11_do_authenticate(struct dri2_egl_display
*dri2_dpy
, uint32_t id
)
593 xcb_dri2_authenticate_reply_t
*authenticate
;
594 xcb_dri2_authenticate_cookie_t authenticate_cookie
;
597 authenticate_cookie
=
598 xcb_dri2_authenticate_unchecked(dri2_dpy
->conn
, dri2_dpy
->screen
->root
, id
);
600 xcb_dri2_authenticate_reply(dri2_dpy
->conn
, authenticate_cookie
, NULL
);
602 if (authenticate
== NULL
|| !authenticate
->authenticated
)
611 dri2_x11_local_authenticate(struct dri2_egl_display
*dri2_dpy
)
616 if (drmGetMagic(dri2_dpy
->fd
, &magic
)) {
617 _eglLog(_EGL_WARNING
, "DRI2: failed to get drm magic");
621 if (dri2_x11_do_authenticate(dri2_dpy
, magic
) < 0) {
622 _eglLog(_EGL_WARNING
, "DRI2: failed to authenticate");
630 dri2_x11_connect(struct dri2_egl_display
*dri2_dpy
)
632 xcb_xfixes_query_version_reply_t
*xfixes_query
;
633 xcb_xfixes_query_version_cookie_t xfixes_query_cookie
;
634 xcb_dri2_query_version_reply_t
*dri2_query
;
635 xcb_dri2_query_version_cookie_t dri2_query_cookie
;
636 xcb_dri2_connect_reply_t
*connect
;
637 xcb_dri2_connect_cookie_t connect_cookie
;
638 xcb_generic_error_t
*error
;
639 char *driver_name
, *loader_driver_name
, *device_name
;
640 const xcb_query_extension_reply_t
*extension
;
642 xcb_prefetch_extension_data (dri2_dpy
->conn
, &xcb_xfixes_id
);
643 xcb_prefetch_extension_data (dri2_dpy
->conn
, &xcb_dri2_id
);
645 extension
= xcb_get_extension_data(dri2_dpy
->conn
, &xcb_xfixes_id
);
646 if (!(extension
&& extension
->present
))
649 extension
= xcb_get_extension_data(dri2_dpy
->conn
, &xcb_dri2_id
);
650 if (!(extension
&& extension
->present
))
653 xfixes_query_cookie
= xcb_xfixes_query_version(dri2_dpy
->conn
,
654 XCB_XFIXES_MAJOR_VERSION
,
655 XCB_XFIXES_MINOR_VERSION
);
657 dri2_query_cookie
= xcb_dri2_query_version (dri2_dpy
->conn
,
658 XCB_DRI2_MAJOR_VERSION
,
659 XCB_DRI2_MINOR_VERSION
);
661 connect_cookie
= xcb_dri2_connect_unchecked(dri2_dpy
->conn
, dri2_dpy
->screen
->root
,
662 XCB_DRI2_DRIVER_TYPE_DRI
);
665 xcb_xfixes_query_version_reply (dri2_dpy
->conn
,
666 xfixes_query_cookie
, &error
);
667 if (xfixes_query
== NULL
||
668 error
!= NULL
|| xfixes_query
->major_version
< 2) {
669 _eglLog(_EGL_WARNING
, "DRI2: failed to query xfixes version");
677 xcb_dri2_query_version_reply (dri2_dpy
->conn
, dri2_query_cookie
, &error
);
678 if (dri2_query
== NULL
|| error
!= NULL
) {
679 _eglLog(_EGL_WARNING
, "DRI2: failed to query version");
683 dri2_dpy
->dri2_major
= dri2_query
->major_version
;
684 dri2_dpy
->dri2_minor
= dri2_query
->minor_version
;
687 connect
= xcb_dri2_connect_reply (dri2_dpy
->conn
, connect_cookie
, NULL
);
688 if (connect
== NULL
||
689 connect
->driver_name_length
+ connect
->device_name_length
== 0) {
690 _eglLog(_EGL_WARNING
, "DRI2: failed to authenticate");
694 device_name
= xcb_dri2_connect_device_name (connect
);
696 dri2_dpy
->fd
= loader_open_device(device_name
);
697 if (dri2_dpy
->fd
== -1) {
698 _eglLog(_EGL_WARNING
,
699 "DRI2: could not open %s (%s)", device_name
, strerror(errno
));
704 if (!dri2_x11_local_authenticate(dri2_dpy
)) {
710 driver_name
= xcb_dri2_connect_driver_name (connect
);
712 /* If Mesa knows about the appropriate driver for this fd, then trust it.
713 * Otherwise, default to the server's value.
715 loader_driver_name
= loader_get_driver_for_fd(dri2_dpy
->fd
);
716 if (loader_driver_name
) {
717 dri2_dpy
->driver_name
= loader_driver_name
;
719 dri2_dpy
->driver_name
=
721 xcb_dri2_connect_driver_name_length(connect
));
724 if (dri2_dpy
->driver_name
== NULL
) {
730 #ifdef HAVE_WAYLAND_PLATFORM
731 dri2_dpy
->device_name
=
733 xcb_dri2_connect_device_name_length(connect
));
742 dri2_x11_authenticate(_EGLDisplay
*disp
, uint32_t id
)
744 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
746 return dri2_x11_do_authenticate(dri2_dpy
, id
);
750 dri2_x11_add_configs_for_visuals(struct dri2_egl_display
*dri2_dpy
,
751 _EGLDisplay
*disp
, bool supports_preserved
)
753 xcb_depth_iterator_t d
;
754 xcb_visualtype_t
*visuals
;
755 int config_count
= 0;
758 d
= xcb_screen_allowed_depths_iterator(dri2_dpy
->screen
);
765 if (supports_preserved
)
766 surface_type
|= EGL_SWAP_BEHAVIOR_PRESERVED_BIT
;
769 EGLBoolean class_added
[6] = { 0, };
771 visuals
= xcb_depth_visuals(d
.data
);
773 for (int i
= 0; i
< xcb_depth_visuals_length(d
.data
); i
++) {
774 if (class_added
[visuals
[i
]._class
])
777 class_added
[visuals
[i
]._class
] = EGL_TRUE
;
779 for (int j
= 0; dri2_dpy
->driver_configs
[j
]; j
++) {
780 struct dri2_egl_config
*dri2_conf
;
781 const __DRIconfig
*config
= dri2_dpy
->driver_configs
[j
];
783 const EGLint config_attrs
[] = {
784 EGL_NATIVE_VISUAL_ID
, visuals
[i
].visual_id
,
785 EGL_NATIVE_VISUAL_TYPE
, visuals
[i
]._class
,
789 int rgba_shifts
[4] = {
790 ffs(visuals
[i
].red_mask
) - 1,
791 ffs(visuals
[i
].green_mask
) - 1,
792 ffs(visuals
[i
].blue_mask
) - 1,
796 unsigned int rgba_sizes
[4] = {
797 util_bitcount(visuals
[i
].red_mask
),
798 util_bitcount(visuals
[i
].green_mask
),
799 util_bitcount(visuals
[i
].blue_mask
),
803 dri2_conf
= dri2_add_config(disp
, config
, config_count
+ 1,
804 surface_type
, config_attrs
,
805 rgba_shifts
, rgba_sizes
);
807 if (dri2_conf
->base
.ConfigID
== config_count
+ 1)
810 /* Allow a 24-bit RGB visual to match a 32-bit RGBA EGLConfig.
811 * Ditto for 30-bit RGB visuals to match a 32-bit RGBA EGLConfig.
812 * Otherwise it will only match a 32-bit RGBA visual. On a
813 * composited window manager on X11, this will make all of the
814 * EGLConfigs with destination alpha get blended by the
815 * compositor. This is probably not what the application
816 * wants... especially on drivers that only have 32-bit RGBA
818 if (d
.data
->depth
== 24 || d
.data
->depth
== 30) {
819 unsigned int rgba_mask
= ~(visuals
[i
].red_mask
|
820 visuals
[i
].green_mask
|
821 visuals
[i
].blue_mask
);
822 rgba_shifts
[3] = ffs(rgba_mask
) - 1;
823 rgba_sizes
[3] = util_bitcount(rgba_mask
);
824 dri2_conf
= dri2_add_config(disp
, config
, config_count
+ 1,
825 surface_type
, config_attrs
,
826 rgba_shifts
, rgba_sizes
);
828 if (dri2_conf
->base
.ConfigID
== config_count
+ 1)
838 _eglLog(_EGL_WARNING
, "DRI2: failed to create any config");
846 dri2_copy_region(const _EGLDriver
*drv
, _EGLDisplay
*disp
,
847 _EGLSurface
*draw
, xcb_xfixes_region_t region
)
849 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
850 struct dri2_egl_surface
*dri2_surf
= dri2_egl_surface(draw
);
851 enum xcb_dri2_attachment_t render_attachment
;
852 xcb_dri2_copy_region_cookie_t cookie
;
854 /* No-op for a pixmap or pbuffer surface */
855 if (draw
->Type
== EGL_PIXMAP_BIT
|| draw
->Type
== EGL_PBUFFER_BIT
)
858 dri2_dpy
->flush
->flush(dri2_surf
->dri_drawable
);
860 if (dri2_surf
->have_fake_front
)
861 render_attachment
= XCB_DRI2_ATTACHMENT_BUFFER_FAKE_FRONT_LEFT
;
863 render_attachment
= XCB_DRI2_ATTACHMENT_BUFFER_BACK_LEFT
;
865 cookie
= xcb_dri2_copy_region_unchecked(dri2_dpy
->conn
,
868 XCB_DRI2_ATTACHMENT_BUFFER_FRONT_LEFT
,
870 free(xcb_dri2_copy_region_reply(dri2_dpy
->conn
, cookie
, NULL
));
876 dri2_x11_swap_buffers_msc(const _EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLSurface
*draw
,
877 int64_t msc
, int64_t divisor
, int64_t remainder
)
879 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
880 struct dri2_egl_surface
*dri2_surf
= dri2_egl_surface(draw
);
881 uint32_t msc_hi
= msc
>> 32;
882 uint32_t msc_lo
= msc
& 0xffffffff;
883 uint32_t divisor_hi
= divisor
>> 32;
884 uint32_t divisor_lo
= divisor
& 0xffffffff;
885 uint32_t remainder_hi
= remainder
>> 32;
886 uint32_t remainder_lo
= remainder
& 0xffffffff;
887 xcb_dri2_swap_buffers_cookie_t cookie
;
888 xcb_dri2_swap_buffers_reply_t
*reply
;
889 int64_t swap_count
= -1;
891 if (draw
->SwapBehavior
== EGL_BUFFER_PRESERVED
|| !dri2_dpy
->swap_available
) {
892 swap_count
= dri2_copy_region(drv
, disp
, draw
, dri2_surf
->region
) ? 0 : -1;
894 dri2_flush_drawable_for_swapbuffers(disp
, draw
);
896 cookie
= xcb_dri2_swap_buffers_unchecked(dri2_dpy
->conn
,
897 dri2_surf
->drawable
, msc_hi
,
898 msc_lo
, divisor_hi
, divisor_lo
,
899 remainder_hi
, remainder_lo
);
901 reply
= xcb_dri2_swap_buffers_reply(dri2_dpy
->conn
, cookie
, NULL
);
904 swap_count
= combine_u32_into_u64(reply
->swap_hi
, reply
->swap_lo
);
909 /* Since we aren't watching for the server's invalidate events like we're
910 * supposed to (due to XCB providing no mechanism for filtering the events
911 * the way xlib does), and SwapBuffers is a common cause of invalidate
912 * events, just shove one down to the driver, even though we haven't told
913 * the driver that we're the kind of loader that provides reliable
914 * invalidate events. This causes the driver to request buffers again at
915 * its next draw, so that we get the correct buffers if a pageflip
916 * happened. The driver should still be using the viewport hack to catch
919 if (dri2_dpy
->flush
->base
.version
>= 3 && dri2_dpy
->flush
->invalidate
)
920 dri2_dpy
->flush
->invalidate(dri2_surf
->dri_drawable
);
926 dri2_x11_swap_buffers(const _EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLSurface
*draw
)
928 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
929 struct dri2_egl_surface
*dri2_surf
= dri2_egl_surface(draw
);
931 if (!dri2_dpy
->flush
) {
932 dri2_dpy
->core
->swapBuffers(dri2_surf
->dri_drawable
);
936 if (dri2_x11_swap_buffers_msc(drv
, disp
, draw
, 0, 0, 0) == -1) {
937 /* Swap failed with a window drawable. */
938 return _eglError(EGL_BAD_NATIVE_WINDOW
, __func__
);
944 dri2_x11_swap_buffers_region(const _EGLDriver
*drv
, _EGLDisplay
*disp
,
946 EGLint numRects
, const EGLint
*rects
)
948 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
949 struct dri2_egl_surface
*dri2_surf
= dri2_egl_surface(draw
);
951 xcb_xfixes_region_t region
;
952 xcb_rectangle_t rectangles
[16];
954 if (numRects
> (int)ARRAY_SIZE(rectangles
))
955 return dri2_copy_region(drv
, disp
, draw
, dri2_surf
->region
);
957 for (int i
= 0; i
< numRects
; i
++) {
958 rectangles
[i
].x
= rects
[i
* 4];
959 rectangles
[i
].y
= dri2_surf
->base
.Height
- rects
[i
* 4 + 1] - rects
[i
* 4 + 3];
960 rectangles
[i
].width
= rects
[i
* 4 + 2];
961 rectangles
[i
].height
= rects
[i
* 4 + 3];
964 region
= xcb_generate_id(dri2_dpy
->conn
);
965 xcb_xfixes_create_region(dri2_dpy
->conn
, region
, numRects
, rectangles
);
966 ret
= dri2_copy_region(drv
, disp
, draw
, region
);
967 xcb_xfixes_destroy_region(dri2_dpy
->conn
, region
);
973 dri2_x11_post_sub_buffer(const _EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLSurface
*draw
,
974 EGLint x
, EGLint y
, EGLint width
, EGLint height
)
976 const EGLint rect
[4] = { x
, y
, width
, height
};
978 if (x
< 0 || y
< 0 || width
< 0 || height
< 0)
979 _eglError(EGL_BAD_PARAMETER
, "eglPostSubBufferNV");
981 return dri2_x11_swap_buffers_region(drv
, disp
, draw
, 1, rect
);
985 dri2_x11_swap_interval(const _EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLSurface
*surf
,
988 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
989 struct dri2_egl_surface
*dri2_surf
= dri2_egl_surface(surf
);
991 if (dri2_dpy
->swap_available
)
992 xcb_dri2_swap_interval(dri2_dpy
->conn
, dri2_surf
->drawable
, interval
);
998 dri2_x11_copy_buffers(const _EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLSurface
*surf
,
999 void *native_pixmap_target
)
1001 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1002 struct dri2_egl_surface
*dri2_surf
= dri2_egl_surface(surf
);
1004 xcb_pixmap_t target
;
1006 STATIC_ASSERT(sizeof(uintptr_t) == sizeof(native_pixmap_target
));
1007 target
= (uintptr_t) native_pixmap_target
;
1011 dri2_dpy
->flush
->flush(dri2_surf
->dri_drawable
);
1013 gc
= xcb_generate_id(dri2_dpy
->conn
);
1014 xcb_create_gc(dri2_dpy
->conn
, gc
, target
, 0, NULL
);
1015 xcb_copy_area(dri2_dpy
->conn
,
1016 dri2_surf
->drawable
,
1021 dri2_surf
->base
.Width
,
1022 dri2_surf
->base
.Height
);
1023 xcb_free_gc(dri2_dpy
->conn
, gc
);
1029 dri2_format_for_depth(struct dri2_egl_display
*dri2_dpy
, uint32_t depth
)
1033 return __DRI_IMAGE_FORMAT_RGB565
;
1035 return __DRI_IMAGE_FORMAT_XRGB8888
;
1037 /* Different preferred formats for different hw */
1038 if (dri2_x11_get_red_mask_for_depth(dri2_dpy
, 30) == 0x3ff)
1039 return __DRI_IMAGE_FORMAT_XBGR2101010
;
1041 return __DRI_IMAGE_FORMAT_XRGB2101010
;
1043 return __DRI_IMAGE_FORMAT_ARGB8888
;
1045 return __DRI_IMAGE_FORMAT_NONE
;
1050 dri2_create_image_khr_pixmap(_EGLDisplay
*disp
, _EGLContext
*ctx
,
1051 EGLClientBuffer buffer
, const EGLint
*attr_list
)
1053 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1054 struct dri2_egl_image
*dri2_img
;
1055 unsigned int attachments
[1];
1056 xcb_drawable_t drawable
;
1057 xcb_dri2_get_buffers_cookie_t buffers_cookie
;
1058 xcb_dri2_get_buffers_reply_t
*buffers_reply
;
1059 xcb_dri2_dri2_buffer_t
*buffers
;
1060 xcb_get_geometry_cookie_t geometry_cookie
;
1061 xcb_get_geometry_reply_t
*geometry_reply
;
1062 xcb_generic_error_t
*error
;
1067 drawable
= (xcb_drawable_t
) (uintptr_t) buffer
;
1068 xcb_dri2_create_drawable (dri2_dpy
->conn
, drawable
);
1069 attachments
[0] = XCB_DRI2_ATTACHMENT_BUFFER_FRONT_LEFT
;
1071 xcb_dri2_get_buffers_unchecked (dri2_dpy
->conn
,
1072 drawable
, 1, 1, attachments
);
1073 geometry_cookie
= xcb_get_geometry (dri2_dpy
->conn
, drawable
);
1074 buffers_reply
= xcb_dri2_get_buffers_reply (dri2_dpy
->conn
,
1075 buffers_cookie
, NULL
);
1076 if (buffers_reply
== NULL
)
1079 buffers
= xcb_dri2_get_buffers_buffers (buffers_reply
);
1080 if (buffers
== NULL
) {
1084 geometry_reply
= xcb_get_geometry_reply (dri2_dpy
->conn
,
1085 geometry_cookie
, &error
);
1086 if (geometry_reply
== NULL
|| error
!= NULL
) {
1087 _eglError(EGL_BAD_ALLOC
, "xcb_get_geometry");
1089 free(buffers_reply
);
1093 format
= dri2_format_for_depth(dri2_dpy
, geometry_reply
->depth
);
1094 if (format
== __DRI_IMAGE_FORMAT_NONE
) {
1095 _eglError(EGL_BAD_PARAMETER
,
1096 "dri2_create_image_khr: unsupported pixmap depth");
1097 free(buffers_reply
);
1098 free(geometry_reply
);
1102 dri2_img
= malloc(sizeof *dri2_img
);
1104 free(buffers_reply
);
1105 free(geometry_reply
);
1106 _eglError(EGL_BAD_ALLOC
, "dri2_create_image_khr");
1107 return EGL_NO_IMAGE_KHR
;
1110 _eglInitImage(&dri2_img
->base
, disp
);
1112 stride
= buffers
[0].pitch
/ buffers
[0].cpp
;
1113 dri2_img
->dri_image
=
1114 dri2_dpy
->image
->createImageFromName(dri2_dpy
->dri_screen
,
1115 buffers_reply
->width
,
1116 buffers_reply
->height
,
1122 free(buffers_reply
);
1123 free(geometry_reply
);
1125 return &dri2_img
->base
;
1129 dri2_x11_create_image_khr(const _EGLDriver
*drv
, _EGLDisplay
*disp
,
1130 _EGLContext
*ctx
, EGLenum target
,
1131 EGLClientBuffer buffer
, const EGLint
*attr_list
)
1136 case EGL_NATIVE_PIXMAP_KHR
:
1137 return dri2_create_image_khr_pixmap(disp
, ctx
, buffer
, attr_list
);
1139 return dri2_create_image_khr(drv
, disp
, ctx
, target
, buffer
, attr_list
);
1144 dri2_x11_get_sync_values(_EGLDisplay
*display
, _EGLSurface
*surface
,
1145 EGLuint64KHR
*ust
, EGLuint64KHR
*msc
,
1148 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(display
);
1149 struct dri2_egl_surface
*dri2_surf
= dri2_egl_surface(surface
);
1150 xcb_dri2_get_msc_cookie_t cookie
;
1151 xcb_dri2_get_msc_reply_t
*reply
;
1153 cookie
= xcb_dri2_get_msc(dri2_dpy
->conn
, dri2_surf
->drawable
);
1154 reply
= xcb_dri2_get_msc_reply(dri2_dpy
->conn
, cookie
, NULL
);
1157 return _eglError(EGL_BAD_ACCESS
, __func__
);
1159 *ust
= ((EGLuint64KHR
) reply
->ust_hi
<< 32) | reply
->ust_lo
;
1160 *msc
= ((EGLuint64KHR
) reply
->msc_hi
<< 32) | reply
->msc_lo
;
1161 *sbc
= ((EGLuint64KHR
) reply
->sbc_hi
<< 32) | reply
->sbc_lo
;
1167 static const struct dri2_egl_display_vtbl dri2_x11_swrast_display_vtbl
= {
1168 .authenticate
= NULL
,
1169 .create_window_surface
= dri2_x11_create_window_surface
,
1170 .create_pixmap_surface
= dri2_x11_create_pixmap_surface
,
1171 .create_pbuffer_surface
= dri2_x11_create_pbuffer_surface
,
1172 .destroy_surface
= dri2_x11_destroy_surface
,
1173 .create_image
= dri2_create_image_khr
,
1174 .swap_buffers
= dri2_x11_swap_buffers
,
1175 /* XXX: should really implement this since X11 has pixmaps */
1176 .query_surface
= dri2_query_surface
,
1177 .get_dri_drawable
= dri2_surface_get_dri_drawable
,
1180 static const struct dri2_egl_display_vtbl dri2_x11_display_vtbl
= {
1181 .authenticate
= dri2_x11_authenticate
,
1182 .create_window_surface
= dri2_x11_create_window_surface
,
1183 .create_pixmap_surface
= dri2_x11_create_pixmap_surface
,
1184 .create_pbuffer_surface
= dri2_x11_create_pbuffer_surface
,
1185 .destroy_surface
= dri2_x11_destroy_surface
,
1186 .create_image
= dri2_x11_create_image_khr
,
1187 .swap_interval
= dri2_x11_swap_interval
,
1188 .swap_buffers
= dri2_x11_swap_buffers
,
1189 .swap_buffers_region
= dri2_x11_swap_buffers_region
,
1190 .post_sub_buffer
= dri2_x11_post_sub_buffer
,
1191 .copy_buffers
= dri2_x11_copy_buffers
,
1192 .query_surface
= dri2_query_surface
,
1193 .get_sync_values
= dri2_x11_get_sync_values
,
1194 .get_dri_drawable
= dri2_surface_get_dri_drawable
,
1197 static const __DRIswrastLoaderExtension swrast_loader_extension
= {
1198 .base
= { __DRI_SWRAST_LOADER
, 1 },
1200 .getDrawableInfo
= swrastGetDrawableInfo
,
1201 .putImage
= swrastPutImage
,
1202 .getImage
= swrastGetImage
,
1205 static const __DRIextension
*swrast_loader_extensions
[] = {
1206 &swrast_loader_extension
.base
,
1207 &image_lookup_extension
.base
,
1212 dri2_find_screen_for_display(const _EGLDisplay
*disp
, int fallback_screen
)
1214 const EGLAttrib
*attr
;
1216 for (attr
= disp
->Options
.Attribs
; attr
; attr
+= 2) {
1217 if (attr
[0] == EGL_PLATFORM_X11_SCREEN_EXT
)
1221 return fallback_screen
;
1225 dri2_get_xcb_connection(_EGLDisplay
*disp
,
1226 struct dri2_egl_display
*dri2_dpy
)
1228 xcb_screen_iterator_t s
;
1232 disp
->DriverData
= (void *) dri2_dpy
;
1233 if (disp
->PlatformDisplay
== NULL
) {
1234 dri2_dpy
->conn
= xcb_connect(NULL
, &screen
);
1235 dri2_dpy
->own_device
= true;
1236 screen
= dri2_find_screen_for_display(disp
, screen
);
1238 Display
*dpy
= disp
->PlatformDisplay
;
1239 dri2_dpy
->conn
= XGetXCBConnection(dpy
);
1240 screen
= DefaultScreen(dpy
);
1243 if (!dri2_dpy
->conn
|| xcb_connection_has_error(dri2_dpy
->conn
)) {
1244 msg
= "xcb_connect failed";
1248 s
= xcb_setup_roots_iterator(xcb_get_setup(dri2_dpy
->conn
));
1249 dri2_dpy
->screen
= get_xcb_screen(s
, screen
);
1250 if (!dri2_dpy
->screen
) {
1251 msg
= "failed to get xcb screen";
1257 if (disp
->PlatformDisplay
== NULL
)
1258 xcb_disconnect(dri2_dpy
->conn
);
1260 return _eglError(EGL_BAD_ALLOC
, msg
);
1264 dri2_initialize_x11_swrast(_EGLDisplay
*disp
)
1267 struct dri2_egl_display
*dri2_dpy
;
1269 dri2_dpy
= calloc(1, sizeof *dri2_dpy
);
1271 return _eglError(EGL_BAD_ALLOC
, "eglInitialize");
1274 if (!dri2_get_xcb_connection(disp
, dri2_dpy
))
1277 dev
= _eglAddDevice(dri2_dpy
->fd
, true);
1279 _eglError(EGL_NOT_INITIALIZED
, "DRI2: failed to find EGLDevice");
1286 * Every hardware driver_name is set using strdup. Doing the same in
1287 * here will allow is to simply free the memory at dri2_terminate().
1289 dri2_dpy
->driver_name
= strdup("swrast");
1290 if (!dri2_load_driver_swrast(disp
))
1293 dri2_dpy
->loader_extensions
= swrast_loader_extensions
;
1295 if (!dri2_create_screen(disp
))
1298 if (!dri2_setup_extensions(disp
))
1301 dri2_setup_screen(disp
);
1303 if (!dri2_x11_add_configs_for_visuals(dri2_dpy
, disp
, true))
1306 /* Fill vtbl last to prevent accidentally calling virtual function during
1309 dri2_dpy
->vtbl
= &dri2_x11_swrast_display_vtbl
;
1314 dri2_display_destroy(disp
);
1319 dri2_x11_setup_swap_interval(_EGLDisplay
*disp
)
1321 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1322 int arbitrary_max_interval
= 1000;
1324 /* default behavior for no SwapBuffers support: no vblank syncing
1327 dri2_dpy
->min_swap_interval
= 0;
1328 dri2_dpy
->max_swap_interval
= 0;
1329 dri2_dpy
->default_swap_interval
= 0;
1331 if (!dri2_dpy
->swap_available
)
1334 /* If we do have swapbuffers, then we can support pretty much any swap
1337 dri2_setup_swap_interval(disp
, arbitrary_max_interval
);
1342 static const __DRIextension
*dri3_image_loader_extensions
[] = {
1343 &dri3_image_loader_extension
.base
,
1344 &image_lookup_extension
.base
,
1345 &use_invalidate
.base
,
1346 &background_callable_extension
.base
,
1351 dri2_initialize_x11_dri3(_EGLDisplay
*disp
)
1354 struct dri2_egl_display
*dri2_dpy
;
1356 dri2_dpy
= calloc(1, sizeof *dri2_dpy
);
1358 return _eglError(EGL_BAD_ALLOC
, "eglInitialize");
1361 if (!dri2_get_xcb_connection(disp
, dri2_dpy
))
1364 if (!dri3_x11_connect(dri2_dpy
))
1367 dev
= _eglAddDevice(dri2_dpy
->fd
, false);
1369 _eglError(EGL_NOT_INITIALIZED
, "DRI2: failed to find EGLDevice");
1375 if (!dri2_load_driver_dri3(disp
))
1378 dri2_dpy
->loader_extensions
= dri3_image_loader_extensions
;
1380 dri2_dpy
->swap_available
= true;
1381 dri2_dpy
->invalidate_available
= true;
1383 if (!dri2_create_screen(disp
))
1386 if (!dri2_setup_extensions(disp
))
1389 dri2_setup_screen(disp
);
1391 dri2_x11_setup_swap_interval(disp
);
1393 if (!dri2_dpy
->is_different_gpu
)
1394 disp
->Extensions
.KHR_image_pixmap
= EGL_TRUE
;
1395 disp
->Extensions
.NOK_texture_from_pixmap
= EGL_TRUE
;
1396 disp
->Extensions
.CHROMIUM_sync_control
= EGL_TRUE
;
1397 disp
->Extensions
.EXT_buffer_age
= EGL_TRUE
;
1399 dri2_set_WL_bind_wayland_display(disp
);
1401 if (!dri2_x11_add_configs_for_visuals(dri2_dpy
, disp
, false))
1404 dri2_dpy
->loader_dri3_ext
.core
= dri2_dpy
->core
;
1405 dri2_dpy
->loader_dri3_ext
.image_driver
= dri2_dpy
->image_driver
;
1406 dri2_dpy
->loader_dri3_ext
.flush
= dri2_dpy
->flush
;
1407 dri2_dpy
->loader_dri3_ext
.tex_buffer
= dri2_dpy
->tex_buffer
;
1408 dri2_dpy
->loader_dri3_ext
.image
= dri2_dpy
->image
;
1409 dri2_dpy
->loader_dri3_ext
.config
= dri2_dpy
->config
;
1411 /* Fill vtbl last to prevent accidentally calling virtual function during
1414 dri2_dpy
->vtbl
= &dri3_x11_display_vtbl
;
1416 _eglLog(_EGL_INFO
, "Using DRI3");
1421 dri2_display_destroy(disp
);
1426 static const __DRIdri2LoaderExtension dri2_loader_extension_old
= {
1427 .base
= { __DRI_DRI2_LOADER
, 2 },
1429 .getBuffers
= dri2_x11_get_buffers
,
1430 .flushFrontBuffer
= dri2_x11_flush_front_buffer
,
1431 .getBuffersWithFormat
= NULL
,
1434 static const __DRIdri2LoaderExtension dri2_loader_extension
= {
1435 .base
= { __DRI_DRI2_LOADER
, 3 },
1437 .getBuffers
= dri2_x11_get_buffers
,
1438 .flushFrontBuffer
= dri2_x11_flush_front_buffer
,
1439 .getBuffersWithFormat
= dri2_x11_get_buffers_with_format
,
1442 static const __DRIextension
*dri2_loader_extensions_old
[] = {
1443 &dri2_loader_extension_old
.base
,
1444 &image_lookup_extension
.base
,
1445 &background_callable_extension
.base
,
1449 static const __DRIextension
*dri2_loader_extensions
[] = {
1450 &dri2_loader_extension
.base
,
1451 &image_lookup_extension
.base
,
1452 &use_invalidate
.base
,
1453 &background_callable_extension
.base
,
1458 dri2_initialize_x11_dri2(_EGLDisplay
*disp
)
1461 struct dri2_egl_display
*dri2_dpy
;
1463 dri2_dpy
= calloc(1, sizeof *dri2_dpy
);
1465 return _eglError(EGL_BAD_ALLOC
, "eglInitialize");
1468 if (!dri2_get_xcb_connection(disp
, dri2_dpy
))
1471 if (!dri2_x11_connect(dri2_dpy
))
1474 dev
= _eglAddDevice(dri2_dpy
->fd
, false);
1476 _eglError(EGL_NOT_INITIALIZED
, "DRI2: failed to find EGLDevice");
1482 if (!dri2_load_driver(disp
))
1485 if (dri2_dpy
->dri2_minor
>= 1)
1486 dri2_dpy
->loader_extensions
= dri2_loader_extensions
;
1488 dri2_dpy
->loader_extensions
= dri2_loader_extensions_old
;
1490 dri2_dpy
->swap_available
= (dri2_dpy
->dri2_minor
>= 2);
1491 dri2_dpy
->invalidate_available
= (dri2_dpy
->dri2_minor
>= 3);
1493 if (!dri2_create_screen(disp
))
1496 if (!dri2_setup_extensions(disp
))
1499 dri2_setup_screen(disp
);
1501 dri2_x11_setup_swap_interval(disp
);
1503 disp
->Extensions
.KHR_image_pixmap
= EGL_TRUE
;
1504 disp
->Extensions
.NOK_swap_region
= EGL_TRUE
;
1505 disp
->Extensions
.NOK_texture_from_pixmap
= EGL_TRUE
;
1506 disp
->Extensions
.NV_post_sub_buffer
= EGL_TRUE
;
1507 disp
->Extensions
.CHROMIUM_sync_control
= EGL_TRUE
;
1509 dri2_set_WL_bind_wayland_display(disp
);
1511 if (!dri2_x11_add_configs_for_visuals(dri2_dpy
, disp
, true))
1514 /* Fill vtbl last to prevent accidentally calling virtual function during
1517 dri2_dpy
->vtbl
= &dri2_x11_display_vtbl
;
1519 _eglLog(_EGL_INFO
, "Using DRI2");
1524 dri2_display_destroy(disp
);
1529 dri2_initialize_x11(_EGLDisplay
*disp
)
1531 EGLBoolean initialized
= EGL_FALSE
;
1533 if (!disp
->Options
.ForceSoftware
) {
1535 if (!env_var_as_boolean("LIBGL_DRI3_DISABLE", false))
1536 initialized
= dri2_initialize_x11_dri3(disp
);
1540 initialized
= dri2_initialize_x11_dri2(disp
);
1544 initialized
= dri2_initialize_x11_swrast(disp
);
1550 dri2_teardown_x11(struct dri2_egl_display
*dri2_dpy
)
1552 if (dri2_dpy
->own_device
)
1553 xcb_disconnect(dri2_dpy
->conn
);