glamor_fds_from_pixmap() will bail out early if DRI3 is not enabled,
unfortunately Xwayland's glamor code would not set it as enabled which
would lead to blank pixmaps when using texture from pixmap.
Make sure to mark DRI3 as enabled from glamor_egl_screen_init() in
Xwayland.
Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=107287
Fixes: c8c276c956
("glamor: Implement PixmapFromBuffers and BuffersFromPixmap")
Signed-off-by: Olivier Fourdan <ofourdan@redhat.com>
Reviewed-by: Michel Dänzer <michel.daenzer@amd.com>
266 lines
8.4 KiB
C
266 lines
8.4 KiB
C
/*
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* Copyright © 2011-2014 Intel Corporation
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*
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* Permission to use, copy, modify, distribute, and sell this software
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* and its documentation for any purpose is hereby granted without
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* fee, provided that the above copyright notice appear in all copies
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* and that both that copyright notice and this permission notice
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* appear in supporting documentation, and that the name of the
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* copyright holders not be used in advertising or publicity
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* pertaining to distribution of the software without specific,
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* written prior permission. The copyright holders make no
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* representations about the suitability of this software for any
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* purpose. It is provided "as is" without express or implied
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* warranty.
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*
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* THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS
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* SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND
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* FITNESS, IN NO EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY
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* SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN
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* AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
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* OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
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* SOFTWARE.
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*/
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#include "xwayland.h"
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#define MESA_EGL_NO_X11_HEADERS
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#include <glamor_egl.h>
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#include <glamor.h>
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#include <glamor_context.h>
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static void
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glamor_egl_make_current(struct glamor_context *glamor_ctx)
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{
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eglMakeCurrent(glamor_ctx->display, EGL_NO_SURFACE,
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EGL_NO_SURFACE, EGL_NO_CONTEXT);
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if (!eglMakeCurrent(glamor_ctx->display,
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EGL_NO_SURFACE, EGL_NO_SURFACE,
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glamor_ctx->ctx))
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FatalError("Failed to make EGL context current\n");
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}
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void
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xwl_glamor_egl_make_current(struct xwl_screen *xwl_screen)
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{
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if (lastGLContext == xwl_screen->glamor_ctx)
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return;
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lastGLContext = xwl_screen->glamor_ctx;
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xwl_screen->glamor_ctx->make_current(xwl_screen->glamor_ctx);
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}
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void
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glamor_egl_screen_init(ScreenPtr screen, struct glamor_context *glamor_ctx)
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{
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struct xwl_screen *xwl_screen = xwl_screen_get(screen);
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glamor_enable_dri3(screen);
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glamor_ctx->ctx = xwl_screen->egl_context;
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glamor_ctx->display = xwl_screen->egl_display;
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glamor_ctx->make_current = glamor_egl_make_current;
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xwl_screen->glamor_ctx = glamor_ctx;
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}
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void
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xwl_glamor_init_wl_registry(struct xwl_screen *xwl_screen,
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struct wl_registry *registry,
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uint32_t id, const char *interface,
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uint32_t version)
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{
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if (xwl_screen->gbm_backend.is_available &&
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xwl_screen->gbm_backend.init_wl_registry(xwl_screen,
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registry,
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id,
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interface,
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version)); /* no-op */
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else if (xwl_screen->eglstream_backend.is_available &&
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xwl_screen->eglstream_backend.init_wl_registry(xwl_screen,
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registry,
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id,
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interface,
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version)); /* no-op */
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}
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Bool
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xwl_glamor_has_wl_interfaces(struct xwl_screen *xwl_screen,
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struct xwl_egl_backend *xwl_egl_backend)
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{
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return xwl_egl_backend->has_wl_interfaces(xwl_screen);
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}
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struct wl_buffer *
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xwl_glamor_pixmap_get_wl_buffer(PixmapPtr pixmap,
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Bool *created)
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{
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struct xwl_screen *xwl_screen = xwl_screen_get(pixmap->drawable.pScreen);
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if (xwl_screen->egl_backend->get_wl_buffer_for_pixmap)
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return xwl_screen->egl_backend->get_wl_buffer_for_pixmap(pixmap,
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created);
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return NULL;
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}
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void
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xwl_glamor_post_damage(struct xwl_window *xwl_window,
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PixmapPtr pixmap, RegionPtr region)
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{
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struct xwl_screen *xwl_screen = xwl_window->xwl_screen;
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if (xwl_screen->egl_backend->post_damage)
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xwl_screen->egl_backend->post_damage(xwl_window, pixmap, region);
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}
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Bool
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xwl_glamor_allow_commits(struct xwl_window *xwl_window)
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{
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struct xwl_screen *xwl_screen = xwl_window->xwl_screen;
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if (xwl_screen->egl_backend->allow_commits)
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return xwl_screen->egl_backend->allow_commits(xwl_window);
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else
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return TRUE;
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}
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static Bool
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xwl_glamor_create_screen_resources(ScreenPtr screen)
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{
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struct xwl_screen *xwl_screen = xwl_screen_get(screen);
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int ret;
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screen->CreateScreenResources = xwl_screen->CreateScreenResources;
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ret = (*screen->CreateScreenResources) (screen);
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xwl_screen->CreateScreenResources = screen->CreateScreenResources;
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screen->CreateScreenResources = xwl_glamor_create_screen_resources;
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if (!ret)
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return ret;
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if (xwl_screen->rootless) {
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screen->devPrivate =
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fbCreatePixmap(screen, 0, 0, screen->rootDepth, 0);
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}
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else {
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screen->devPrivate = screen->CreatePixmap(
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screen, screen->width, screen->height, screen->rootDepth,
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CREATE_PIXMAP_USAGE_BACKING_PIXMAP);
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}
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SetRootClip(screen, xwl_screen->root_clip_mode);
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return screen->devPrivate != NULL;
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}
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int
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glamor_egl_fd_name_from_pixmap(ScreenPtr screen,
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PixmapPtr pixmap,
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CARD16 *stride, CARD32 *size)
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{
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return 0;
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}
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void
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xwl_glamor_init_backends(struct xwl_screen *xwl_screen, Bool use_eglstream)
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{
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#ifdef GLAMOR_HAS_GBM
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xwl_glamor_init_gbm(xwl_screen);
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if (!xwl_screen->gbm_backend.is_available && !use_eglstream)
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ErrorF("xwayland glamor: GBM backend (default) is not available\n");
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#endif
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#ifdef XWL_HAS_EGLSTREAM
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xwl_glamor_init_eglstream(xwl_screen);
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if (!xwl_screen->eglstream_backend.is_available && use_eglstream)
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ErrorF("xwayland glamor: EGLStream backend requested but not available\n");
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#endif
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}
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static Bool
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xwl_glamor_select_gbm_backend(struct xwl_screen *xwl_screen)
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{
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#ifdef GLAMOR_HAS_GBM
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if (xwl_screen->gbm_backend.is_available &&
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xwl_glamor_has_wl_interfaces(xwl_screen, &xwl_screen->gbm_backend)) {
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xwl_screen->egl_backend = &xwl_screen->gbm_backend;
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return TRUE;
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}
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else
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ErrorF("Missing Wayland requirements for glamor GBM backend\n");
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#endif
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return FALSE;
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}
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static Bool
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xwl_glamor_select_eglstream_backend(struct xwl_screen *xwl_screen)
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{
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#ifdef XWL_HAS_EGLSTREAM
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if (xwl_screen->eglstream_backend.is_available &&
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xwl_glamor_has_wl_interfaces(xwl_screen, &xwl_screen->eglstream_backend)) {
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ErrorF("glamor: Using nvidia's EGLStream interface, direct rendering impossible.\n");
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ErrorF("glamor: Performance may be affected. Ask your vendor to support GBM!\n");
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xwl_screen->egl_backend = &xwl_screen->eglstream_backend;
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return TRUE;
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}
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else
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ErrorF("Missing Wayland requirements for glamor EGLStream backend\n");
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#endif
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return FALSE;
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}
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void
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xwl_glamor_select_backend(struct xwl_screen *xwl_screen, Bool use_eglstream)
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{
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if (use_eglstream) {
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if (!xwl_glamor_select_eglstream_backend(xwl_screen))
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xwl_glamor_select_gbm_backend(xwl_screen);
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}
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else {
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if (!xwl_glamor_select_gbm_backend(xwl_screen))
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xwl_glamor_select_eglstream_backend(xwl_screen);
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}
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}
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Bool
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xwl_glamor_init(struct xwl_screen *xwl_screen)
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{
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ScreenPtr screen = xwl_screen->screen;
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const char *no_glamor_env;
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no_glamor_env = getenv("XWAYLAND_NO_GLAMOR");
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if (no_glamor_env && *no_glamor_env != '0') {
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ErrorF("Disabling glamor and dri3 support, XWAYLAND_NO_GLAMOR is set\n");
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return FALSE;
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}
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if (!xwl_screen->egl_backend->init_egl(xwl_screen)) {
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ErrorF("EGL setup failed, disabling glamor\n");
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return FALSE;
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}
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if (!glamor_init(xwl_screen->screen, GLAMOR_USE_EGL_SCREEN)) {
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ErrorF("Failed to initialize glamor\n");
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return FALSE;
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}
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if (!xwl_screen->egl_backend->init_screen(xwl_screen)) {
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ErrorF("EGL backend init_screen() failed, disabling glamor\n");
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return FALSE;
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}
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xwl_screen->CreateScreenResources = screen->CreateScreenResources;
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screen->CreateScreenResources = xwl_glamor_create_screen_resources;
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#ifdef XV
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if (!xwl_glamor_xv_init(screen))
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ErrorF("Failed to initialize glamor Xv extension\n");
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#endif
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return TRUE;
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}
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