1407 lines
46 KiB
C
1407 lines
46 KiB
C
/*
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* Copyright © 2018 Roman Gilg
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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-config.h>
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#include <compint.h>
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#ifdef XWL_HAS_GLAMOR
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#include <glamor.h>
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#endif
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#include <windowstr.h>
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#include <present.h>
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#ifdef DRI3
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#include <sys/eventfd.h>
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#endif /* DRI3 */
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#include "include/dix_pixmap.h"
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#include "xwayland-present.h"
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#include "xwayland-screen.h"
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#include "xwayland-shm.h"
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#include "xwayland-window.h"
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#include "xwayland-window-buffers.h"
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#include "xwayland-pixmap.h"
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#include "tearing-control-v1-client-protocol.h"
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#include "linux-drm-syncobj-v1-client-protocol.h"
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#define XWL_PRESENT_CAPS PresentCapabilityAsync | PresentCapabilityAsyncMayTear
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/*
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* When not flipping let Present copy with 60fps.
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* When flipping wait on frame_callback, otherwise
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* the surface is not visible, in this case update
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* with long interval.
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*/
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#define TIMER_LEN_COPY 17 // ~60fps
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#define TIMER_LEN_FLIP 1000 // 1fps
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static DevPrivateKeyRec xwl_present_window_private_key;
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static struct xwl_present_window *
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xwl_present_window_priv(WindowPtr window)
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{
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return dixGetPrivate(&window->devPrivates,
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&xwl_present_window_private_key);
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}
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static struct xwl_present_window *
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xwl_present_window_get_priv(WindowPtr window)
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{
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struct xwl_present_window *xwl_present_window = xwl_present_window_priv(window);
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if (xwl_present_window == NULL) {
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xwl_present_window = calloc (1, sizeof (struct xwl_present_window));
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if (!xwl_present_window)
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return NULL;
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xwl_present_window->window = window;
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xwl_present_window->msc = 1;
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xwl_present_window->ust = GetTimeInMicros();
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xorg_list_init(&xwl_present_window->frame_callback_list);
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xorg_list_init(&xwl_present_window->wait_list);
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xorg_list_init(&xwl_present_window->flip_queue);
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xorg_list_init(&xwl_present_window->idle_queue);
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xorg_list_init(&xwl_present_window->blocked_queue);
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dixSetPrivate(&window->devPrivates,
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&xwl_present_window_private_key,
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xwl_present_window);
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}
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return xwl_present_window;
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}
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static struct xwl_present_event *
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xwl_present_event_from_id(WindowPtr present_window, uint64_t event_id)
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{
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present_window_priv_ptr window_priv = present_get_window_priv(present_window, TRUE);
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struct xwl_present_event *event;
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xorg_list_for_each_entry(event, &window_priv->vblank, vblank.window_list) {
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if (event->vblank.event_id == event_id)
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return event;
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}
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return NULL;
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}
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static struct xwl_present_event *
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xwl_present_event_from_vblank(present_vblank_ptr vblank)
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{
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return container_of(vblank, struct xwl_present_event, vblank);
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}
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static Bool entered_for_each_frame_callback;
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Bool
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xwl_present_entered_for_each_frame_callback(void)
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{
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return entered_for_each_frame_callback;
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}
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void
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xwl_present_for_each_frame_callback(struct xwl_window *xwl_window,
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void iter_func(struct xwl_present_window *))
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{
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struct xwl_present_window *xwl_present_window, *tmp;
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if (entered_for_each_frame_callback)
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FatalError("Nested xwl_present_for_each_frame_callback call");
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entered_for_each_frame_callback = TRUE;
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xorg_list_for_each_entry_safe(xwl_present_window, tmp,
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&xwl_window->frame_callback_list,
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frame_callback_list)
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iter_func(xwl_present_window);
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entered_for_each_frame_callback = FALSE;
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}
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static void
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xwl_present_free_timer(struct xwl_present_window *xwl_present_window)
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{
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TimerFree(xwl_present_window->frame_timer);
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xwl_present_window->frame_timer = NULL;
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xwl_present_window->timer_armed = 0;
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}
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static CARD32
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xwl_present_timer_callback(OsTimerPtr timer,
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CARD32 time,
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void *arg);
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static present_vblank_ptr
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xwl_present_get_pending_flip(struct xwl_present_window *xwl_present_window)
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{
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present_vblank_ptr flip_pending;
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if (xorg_list_is_empty(&xwl_present_window->flip_queue))
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return NULL;
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flip_pending = xorg_list_first_entry(&xwl_present_window->flip_queue, present_vblank_rec,
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event_queue);
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if (flip_pending->queued)
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return NULL;
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return flip_pending;
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}
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static inline Bool
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xwl_present_has_pending_events(struct xwl_present_window *xwl_present_window)
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{
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present_vblank_ptr flip_pending = xwl_present_get_pending_flip(xwl_present_window);
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return (flip_pending && flip_pending->sync_flip) ||
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!xorg_list_is_empty(&xwl_present_window->wait_list) ||
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!xorg_list_is_empty(&xwl_present_window->blocked_queue);
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}
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void
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xwl_present_reset_timer(struct xwl_present_window *xwl_present_window)
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{
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if (xwl_present_has_pending_events(xwl_present_window)) {
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struct xwl_window *xwl_window = xwl_window_from_window(xwl_present_window->window);
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CARD32 now = GetTimeInMillis();
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CARD32 timeout;
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if (xwl_window && xwl_window->frame_callback &&
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!xorg_list_is_empty(&xwl_present_window->frame_callback_list))
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timeout = TIMER_LEN_FLIP;
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else
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timeout = TIMER_LEN_COPY;
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/* Make sure the timer callback runs if at least a second has passed
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* since we first armed the timer. This can happen e.g. if the Wayland
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* compositor doesn't send a pending frame event, e.g. because the
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* Wayland surface isn't visible anywhere.
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*/
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if (xwl_present_window->timer_armed) {
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if ((int)(now - xwl_present_window->timer_armed) > 1000) {
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xwl_present_timer_callback(xwl_present_window->frame_timer, now,
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xwl_present_window);
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return;
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}
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} else {
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xwl_present_window->timer_armed = now;
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}
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xwl_present_window->frame_timer = TimerSet(xwl_present_window->frame_timer,
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0, timeout,
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&xwl_present_timer_callback,
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xwl_present_window);
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} else {
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xwl_present_free_timer(xwl_present_window);
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}
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}
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static void
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xwl_present_execute(present_vblank_ptr vblank, uint64_t ust, uint64_t crtc_msc);
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static int
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xwl_present_queue_vblank(ScreenPtr screen,
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WindowPtr present_window,
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RRCrtcPtr crtc,
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uint64_t event_id,
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uint64_t msc);
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static uint32_t
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xwl_present_query_capabilities(present_screen_priv_ptr screen_priv)
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{
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struct xwl_screen *xwl_screen = xwl_screen_get(screen_priv->pScreen);
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return xwl_screen->present_capabilities;
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}
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static int
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xwl_present_get_ust_msc(ScreenPtr screen,
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WindowPtr present_window,
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uint64_t *ust,
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uint64_t *msc)
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{
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struct xwl_present_window *xwl_present_window = xwl_present_window_get_priv(present_window);
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if (!xwl_present_window)
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return BadAlloc;
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*ust = xwl_present_window->ust;
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*msc = xwl_present_window->msc;
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return Success;
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}
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static uint64_t
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xwl_present_get_exec_msc(uint32_t options, uint64_t target_msc)
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{
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/* Synchronous Xwayland presentations always complete (at least) one frame after they
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* are executed
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*/
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if (options & PresentOptionAsyncMayTear)
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return target_msc;
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return target_msc - 1;
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}
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/*
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* When the wait fence or previous flip is completed, it's time
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* to re-try the request
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*/
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static void
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xwl_present_re_execute(present_vblank_ptr vblank)
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{
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struct xwl_present_event *event = xwl_present_event_from_vblank(vblank);
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uint64_t ust = 0, crtc_msc = 0;
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(void) xwl_present_get_ust_msc(vblank->screen, vblank->window, &ust, &crtc_msc);
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/* re-compute target / exec msc */
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vblank->target_msc = present_get_target_msc(0, crtc_msc,
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event->divisor,
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event->remainder,
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event->options);
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vblank->exec_msc = xwl_present_get_exec_msc(event->options,
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vblank->target_msc);
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vblank->queued = TRUE;
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if (msc_is_after(vblank->exec_msc, crtc_msc) &&
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xwl_present_queue_vblank(vblank->screen, vblank->window,
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vblank->crtc,
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vblank->event_id,
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vblank->exec_msc) == Success) {
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return;
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}
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xwl_present_execute(vblank, ust, crtc_msc);
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}
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static void
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xwl_present_flip_try_ready(struct xwl_present_window *xwl_present_window)
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{
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present_vblank_ptr vblank;
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xorg_list_for_each_entry(vblank, &xwl_present_window->flip_queue, event_queue) {
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if (vblank->queued) {
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xwl_present_re_execute(vblank);
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return;
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}
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}
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}
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static void
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xwl_present_release_pixmap(struct xwl_present_event *event)
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{
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if (!event->pixmap)
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return;
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xwl_pixmap_del_buffer_release_cb(event->pixmap);
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dixPixmapPut(event->pixmap);
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event->pixmap = NULL;
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}
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static void
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xwl_present_free_event(struct xwl_present_event *event)
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{
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xwl_present_release_pixmap(event);
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xorg_list_del(&event->vblank.event_queue);
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present_vblank_destroy(&event->vblank);
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}
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static void
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xwl_present_free_idle_vblank(present_vblank_ptr vblank)
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{
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#if defined(XWL_HAS_GLAMOR) && defined(DRI3)
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if (vblank->release_syncobj) {
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/* transfer implicit fence to release syncobj */
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int fence_fd = xwl_glamor_dmabuf_export_sync_file(vblank->pixmap);
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vblank->release_syncobj->import_fence(vblank->release_syncobj,
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vblank->release_point,
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fence_fd);
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} else
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#endif /* defined(XWL_HAS_GLAMOR) && defined(DRI3) */
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present_pixmap_idle(vblank->pixmap, vblank->window,
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vblank->serial, vblank->idle_fence);
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xwl_present_free_event(xwl_present_event_from_vblank(vblank));
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}
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static WindowPtr
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xwl_present_toplvl_pixmap_window(WindowPtr window)
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{
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ScreenPtr screen = window->drawable.pScreen;
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PixmapPtr pixmap = (*screen->GetWindowPixmap)(window);
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WindowPtr w = window;
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WindowPtr next_w;
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while(w->parent) {
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next_w = w->parent;
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if ( (*screen->GetWindowPixmap)(next_w) != pixmap) {
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break;
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}
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w = next_w;
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}
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return w;
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}
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static void
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xwl_present_flips_stop(WindowPtr window)
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{
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struct xwl_present_window *xwl_present_window = xwl_present_window_priv(window);
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present_vblank_ptr vblank, tmp;
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/* Change back to the fast refresh rate */
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xwl_present_reset_timer(xwl_present_window);
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/* Free any left over idle vblanks */
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xorg_list_for_each_entry_safe(vblank, tmp, &xwl_present_window->idle_queue, event_queue)
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xwl_present_free_idle_vblank(vblank);
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if (xwl_present_window->flip_active) {
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struct xwl_present_event *event;
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vblank = xwl_present_window->flip_active;
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event = xwl_present_event_from_vblank(vblank);
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if (event->pixmap)
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xwl_present_free_idle_vblank(vblank);
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else
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xwl_present_free_event(event);
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xwl_present_window->flip_active = NULL;
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}
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xwl_present_flip_try_ready(xwl_present_window);
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}
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static void
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xwl_present_flip_notify_vblank(present_vblank_ptr vblank, uint64_t ust, uint64_t crtc_msc)
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{
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WindowPtr window = vblank->window;
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#ifdef DRI3
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struct xwl_screen *xwl_screen = xwl_screen_get(window->drawable.pScreen);
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#endif /* DRI3 */
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struct xwl_present_window *xwl_present_window = xwl_present_window_priv(window);
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uint8_t mode = PresentCompleteModeFlip;
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DebugPresent(("\tn %" PRIu64 " %p %" PRIu64 " %" PRIu64 ": %08" PRIx32 " -> %08" PRIx32 "\n",
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vblank->event_id, vblank, vblank->exec_msc, vblank->target_msc,
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vblank->pixmap ? vblank->pixmap->drawable.id : 0,
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vblank->window ? vblank->window->drawable.id : 0));
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assert (&vblank->event_queue == xwl_present_window->flip_queue.next);
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xorg_list_del(&vblank->event_queue);
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if (xwl_present_window->flip_active) {
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struct xwl_present_event *event =
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xwl_present_event_from_vblank(xwl_present_window->flip_active);
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if (!event->pixmap
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#ifdef DRI3
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/* If this flip used explicit sync, we won't get a release event */
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|| (xwl_screen->explicit_sync && vblank->release_syncobj)
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#endif /* DRI3 */
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) {
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xwl_present_free_event(event);
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} else
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/* Put the previous flip in the idle_queue and wait for further notice from
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* the Wayland compositor
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*/
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xorg_list_append(&xwl_present_window->flip_active->event_queue, &xwl_present_window->idle_queue);
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}
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xwl_present_window->flip_active = vblank;
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if (vblank->reason == PRESENT_FLIP_REASON_BUFFER_FORMAT)
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mode = PresentCompleteModeSuboptimalCopy;
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present_vblank_notify(vblank, PresentCompleteKindPixmap, mode, ust, crtc_msc);
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if (vblank->abort_flip)
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xwl_present_flips_stop(window);
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xwl_present_flip_try_ready(xwl_present_window);
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}
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static void
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xwl_present_update_window_crtc(present_window_priv_ptr window_priv, RRCrtcPtr crtc, uint64_t new_msc)
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{
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/* Crtc unchanged, no offset. */
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if (crtc == window_priv->crtc)
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return;
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/* No crtc earlier to offset against, just set the crtc. */
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if (window_priv->crtc == PresentCrtcNeverSet) {
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window_priv->msc_offset = 0;
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window_priv->crtc = crtc;
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return;
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}
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/* In window-mode the last correct msc-offset is always kept
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* in window-priv struct because msc is saved per window and
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* not per crtc as in screen-mode.
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*/
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window_priv->msc_offset += new_msc - window_priv->msc;
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window_priv->crtc = crtc;
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}
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void
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xwl_present_cleanup(WindowPtr window)
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{
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struct xwl_present_window *xwl_present_window = xwl_present_window_priv(window);
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present_window_priv_ptr window_priv = present_window_priv(window);
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struct xwl_present_event *event, *tmp;
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if (!xwl_present_window)
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return;
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xorg_list_del(&xwl_present_window->frame_callback_list);
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if (xwl_present_window->sync_callback) {
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wl_callback_destroy(xwl_present_window->sync_callback);
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xwl_present_window->sync_callback = NULL;
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}
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if (window_priv) {
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/* Clear remaining events */
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xorg_list_for_each_entry_safe(event, tmp, &window_priv->vblank, vblank.window_list)
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xwl_present_free_event(event);
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}
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/* Clear timer */
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xwl_present_free_timer(xwl_present_window);
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TimerFree(xwl_present_window->unredirect_timer);
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/* Remove from privates so we don't try to access it later */
|
|
dixSetPrivate(&window->devPrivates,
|
|
&xwl_present_window_private_key,
|
|
NULL);
|
|
|
|
free(xwl_present_window);
|
|
}
|
|
|
|
static void
|
|
xwl_present_buffer_release(void *data)
|
|
{
|
|
struct xwl_present_window *xwl_present_window;
|
|
struct xwl_present_event *event = data;
|
|
present_vblank_ptr vblank;
|
|
|
|
if (!event)
|
|
return;
|
|
|
|
vblank = &event->vblank;
|
|
|
|
#if defined(XWL_HAS_GLAMOR) && defined(DRI3)
|
|
if (vblank->release_syncobj) {
|
|
/* transfer implicit fence to release syncobj */
|
|
int fence_fd = xwl_glamor_dmabuf_export_sync_file(vblank->pixmap);
|
|
vblank->release_syncobj->import_fence(vblank->release_syncobj,
|
|
vblank->release_point,
|
|
fence_fd);
|
|
} else
|
|
#endif /* defined(XWL_HAS_GLAMOR) && defined(DRI3) */
|
|
present_pixmap_idle(vblank->pixmap, vblank->window, vblank->serial, vblank->idle_fence);
|
|
|
|
xwl_present_window = xwl_present_window_priv(vblank->window);
|
|
if (xwl_present_window->flip_active == vblank ||
|
|
xwl_present_get_pending_flip(xwl_present_window) == vblank)
|
|
xwl_present_release_pixmap(event);
|
|
else
|
|
xwl_present_free_event(event);
|
|
}
|
|
|
|
static void
|
|
xwl_present_msc_bump(struct xwl_present_window *xwl_present_window)
|
|
{
|
|
present_vblank_ptr flip_pending = xwl_present_get_pending_flip(xwl_present_window);
|
|
uint64_t msc = ++xwl_present_window->msc;
|
|
present_vblank_ptr vblank, tmp;
|
|
|
|
xwl_present_window->ust = GetTimeInMicros();
|
|
|
|
xwl_present_window->timer_armed = 0;
|
|
|
|
if (flip_pending && flip_pending->sync_flip)
|
|
xwl_present_flip_notify_vblank(flip_pending, xwl_present_window->ust, msc);
|
|
|
|
xorg_list_for_each_entry_safe(vblank, tmp, &xwl_present_window->wait_list, event_queue) {
|
|
if (vblank->exec_msc <= msc) {
|
|
DebugPresent(("\te %" PRIu64 " ust %" PRIu64 " msc %" PRIu64 "\n",
|
|
vblank->event_id, xwl_present_window->ust, msc));
|
|
|
|
xwl_present_execute(vblank, xwl_present_window->ust, msc);
|
|
}
|
|
}
|
|
}
|
|
|
|
static CARD32
|
|
xwl_present_timer_callback(OsTimerPtr timer,
|
|
CARD32 time,
|
|
void *arg)
|
|
{
|
|
struct xwl_present_window *xwl_present_window = arg;
|
|
|
|
/* If we were expecting a frame callback for this window, it didn't arrive
|
|
* in a second. Stop listening to it to avoid double-bumping the MSC
|
|
*/
|
|
xorg_list_del(&xwl_present_window->frame_callback_list);
|
|
|
|
xwl_present_msc_bump(xwl_present_window);
|
|
xwl_present_reset_timer(xwl_present_window);
|
|
|
|
return 0;
|
|
}
|
|
|
|
void
|
|
xwl_present_frame_callback(struct xwl_present_window *xwl_present_window)
|
|
{
|
|
xorg_list_del(&xwl_present_window->frame_callback_list);
|
|
|
|
xwl_present_msc_bump(xwl_present_window);
|
|
|
|
/* we do not need the timer anymore for this frame,
|
|
* reset it for potentially the next one
|
|
*/
|
|
xwl_present_reset_timer(xwl_present_window);
|
|
}
|
|
|
|
static void
|
|
xwl_present_sync_callback(void *data,
|
|
struct wl_callback *callback,
|
|
uint32_t time)
|
|
{
|
|
present_vblank_ptr vblank = data;
|
|
struct xwl_present_window *xwl_present_window = xwl_present_window_get_priv(vblank->window);
|
|
|
|
wl_callback_destroy(xwl_present_window->sync_callback);
|
|
xwl_present_window->sync_callback = NULL;
|
|
|
|
xwl_present_flip_notify_vblank(vblank, xwl_present_window->ust, xwl_present_window->msc);
|
|
}
|
|
|
|
static const struct wl_callback_listener xwl_present_sync_listener = {
|
|
xwl_present_sync_callback
|
|
};
|
|
|
|
static RRCrtcPtr
|
|
xwl_present_get_crtc(present_screen_priv_ptr screen_priv,
|
|
WindowPtr present_window)
|
|
{
|
|
struct xwl_present_window *xwl_present_window = xwl_present_window_get_priv(present_window);
|
|
rrScrPrivPtr rr_private;
|
|
|
|
if (xwl_present_window == NULL)
|
|
return NULL;
|
|
|
|
rr_private = rrGetScrPriv(present_window->drawable.pScreen);
|
|
|
|
if (rr_private->numCrtcs == 0)
|
|
return NULL;
|
|
|
|
return rr_private->crtcs[0];
|
|
}
|
|
|
|
/*
|
|
* Queue an event to report back to the Present extension when the specified
|
|
* MSC has passed
|
|
*/
|
|
static int
|
|
xwl_present_queue_vblank(ScreenPtr screen,
|
|
WindowPtr present_window,
|
|
RRCrtcPtr crtc,
|
|
uint64_t event_id,
|
|
uint64_t msc)
|
|
{
|
|
struct xwl_present_window *xwl_present_window = xwl_present_window_get_priv(present_window);
|
|
struct xwl_window *xwl_window = xwl_window_from_window(present_window);
|
|
struct xwl_present_event *event = xwl_present_event_from_id(present_window, event_id);
|
|
|
|
if (!event) {
|
|
ErrorF("present: Error getting event\n");
|
|
return BadImplementation;
|
|
}
|
|
|
|
event->vblank.exec_msc = msc;
|
|
|
|
xorg_list_del(&event->vblank.event_queue);
|
|
xorg_list_append(&event->vblank.event_queue, &xwl_present_window->wait_list);
|
|
|
|
/* Hook up to frame callback */
|
|
if (xwl_window &&
|
|
xorg_list_is_empty(&xwl_present_window->frame_callback_list)) {
|
|
xorg_list_add(&xwl_present_window->frame_callback_list,
|
|
&xwl_window->frame_callback_list);
|
|
}
|
|
|
|
if ((xwl_window && xwl_window->frame_callback) ||
|
|
!xwl_present_window->frame_timer)
|
|
xwl_present_reset_timer(xwl_present_window);
|
|
|
|
return Success;
|
|
}
|
|
|
|
/*
|
|
* Remove a pending vblank event so that it is not reported
|
|
* to the extension
|
|
*/
|
|
static void
|
|
xwl_present_abort_vblank(ScreenPtr screen,
|
|
WindowPtr present_window,
|
|
RRCrtcPtr crtc,
|
|
uint64_t event_id,
|
|
uint64_t msc)
|
|
{
|
|
static Bool called;
|
|
|
|
if (called)
|
|
return;
|
|
|
|
/* xwl_present_cleanup should have cleaned up everything,
|
|
* present_free_window_vblank shouldn't need to call this.
|
|
*/
|
|
ErrorF("Unexpected call to %s:\n", __func__);
|
|
xorg_backtrace();
|
|
}
|
|
|
|
static void
|
|
xwl_present_flush(WindowPtr window)
|
|
{
|
|
#ifdef XWL_HAS_GLAMOR
|
|
ScreenPtr screen = window->drawable.pScreen;
|
|
struct xwl_screen *xwl_screen = xwl_screen_get(screen);
|
|
|
|
if (xwl_screen->glamor)
|
|
glamor_block_handler(screen);
|
|
#endif
|
|
}
|
|
|
|
static void
|
|
xwl_present_maybe_set_reason(struct xwl_window *xwl_window, PresentFlipReason *reason)
|
|
{
|
|
struct xwl_screen *xwl_screen = xwl_window->xwl_screen;
|
|
|
|
if (!reason || xwl_screen->dmabuf_protocol_version < 4)
|
|
return;
|
|
|
|
if (xwl_window->feedback.unprocessed_feedback_pending) {
|
|
xwl_window->feedback.unprocessed_feedback_pending = 0;
|
|
|
|
*reason = PRESENT_FLIP_REASON_BUFFER_FORMAT;
|
|
}
|
|
|
|
if (xwl_screen->default_feedback.unprocessed_feedback_pending) {
|
|
xwl_screen->default_feedback.unprocessed_feedback_pending = 0;
|
|
|
|
*reason = PRESENT_FLIP_REASON_BUFFER_FORMAT;
|
|
}
|
|
}
|
|
|
|
static int
|
|
xwl_present_flush_fenced(WindowPtr window)
|
|
{
|
|
int fence = -1;
|
|
#ifdef XWL_HAS_GLAMOR
|
|
struct xwl_screen *xwl_screen = xwl_screen_get(window->drawable.pScreen);
|
|
fence = xwl_glamor_get_fence(xwl_screen);
|
|
#endif /* XWL_HAS_GLAMOR */
|
|
xwl_present_flush(window);
|
|
return fence;
|
|
}
|
|
|
|
static Bool
|
|
xwl_present_check_flip(RRCrtcPtr crtc,
|
|
WindowPtr present_window,
|
|
PixmapPtr pixmap,
|
|
Bool sync_flip,
|
|
RegionPtr valid,
|
|
int16_t x_off,
|
|
int16_t y_off,
|
|
PresentFlipReason *reason)
|
|
{
|
|
WindowPtr toplvl_window = xwl_present_toplvl_pixmap_window(present_window);
|
|
struct xwl_window *xwl_window = xwl_window_from_window(present_window);
|
|
ScreenPtr screen = pixmap->drawable.pScreen;
|
|
|
|
if (reason)
|
|
*reason = PRESENT_FLIP_REASON_UNKNOWN;
|
|
|
|
if (!xwl_window)
|
|
return FALSE;
|
|
|
|
xwl_present_maybe_set_reason(xwl_window, reason);
|
|
|
|
if (!crtc)
|
|
return FALSE;
|
|
|
|
/* Source pixmap must align with window exactly */
|
|
if (x_off || y_off)
|
|
return FALSE;
|
|
|
|
/* Valid area must contain window (for simplicity for now just never flip when one is set). */
|
|
if (valid)
|
|
return FALSE;
|
|
|
|
/* Flip pixmap must have same dimensions as window */
|
|
if (present_window->drawable.width != pixmap->drawable.width ||
|
|
present_window->drawable.height != pixmap->drawable.height)
|
|
return FALSE;
|
|
|
|
if (!xwl_pixmap_get_wl_buffer(pixmap))
|
|
return FALSE;
|
|
|
|
/* Window must be same region as toplevel window */
|
|
if ( !RegionEqual(&present_window->winSize, &toplvl_window->winSize) )
|
|
return FALSE;
|
|
|
|
/* Can't flip if window clipped by children */
|
|
if (!RegionEqual(&present_window->clipList, &present_window->winSize))
|
|
return FALSE;
|
|
|
|
/* Can't flip if the window pixmap doesn't match the xwl_window parent
|
|
* window's, e.g. because a client redirected this window or one of its
|
|
* parents.
|
|
*/
|
|
if (screen->GetWindowPixmap(xwl_window->surface_window) != screen->GetWindowPixmap(present_window))
|
|
return FALSE;
|
|
|
|
/*
|
|
* We currently only allow flips of windows, that have the same
|
|
* dimensions as their xwl_window parent window. For the case of
|
|
* different sizes subsurfaces are presumably the way forward.
|
|
*/
|
|
if (!RegionEqual(&xwl_window->toplevel->winSize, &present_window->winSize))
|
|
return FALSE;
|
|
|
|
#ifdef XWL_HAS_GLAMOR
|
|
if (!xwl_glamor_supports_implicit_sync(xwl_window->xwl_screen) &&
|
|
!xwl_window->xwl_screen->explicit_sync)
|
|
return FALSE;
|
|
|
|
if (xwl_window->xwl_screen->glamor &&
|
|
!xwl_glamor_check_flip(present_window, pixmap))
|
|
return FALSE;
|
|
#endif /* XWL_HAS_GLAMOR */
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
/*
|
|
* 'window' is being reconfigured. Check to see if it is involved
|
|
* in flipping and clean up as necessary.
|
|
*/
|
|
static void
|
|
xwl_present_check_flip_window (WindowPtr window)
|
|
{
|
|
struct xwl_present_window *xwl_present_window = xwl_present_window_priv(window);
|
|
present_window_priv_ptr window_priv = present_window_priv(window);
|
|
present_vblank_ptr flip_pending;
|
|
present_vblank_ptr flip_active;
|
|
present_vblank_ptr vblank;
|
|
PresentFlipReason reason;
|
|
|
|
/* If this window hasn't ever been used with Present, it can't be
|
|
* flipping
|
|
*/
|
|
if (!xwl_present_window || !window_priv)
|
|
return;
|
|
|
|
flip_pending = xwl_present_get_pending_flip(xwl_present_window);
|
|
flip_active = xwl_present_window->flip_active;
|
|
|
|
if (flip_pending) {
|
|
if (!xwl_present_check_flip(flip_pending->crtc, flip_pending->window, flip_pending->pixmap,
|
|
flip_pending->sync_flip, flip_pending->valid, 0, 0, NULL))
|
|
flip_pending->abort_flip = TRUE;
|
|
} else if (flip_active) {
|
|
if (!xwl_present_check_flip(flip_active->crtc, flip_active->window, flip_active->pixmap,
|
|
flip_active->sync_flip, flip_active->valid, 0, 0, NULL))
|
|
xwl_present_flips_stop(window);
|
|
}
|
|
|
|
/* Now check any queued vblanks */
|
|
xorg_list_for_each_entry(vblank, &window_priv->vblank, window_list) {
|
|
if (vblank->queued && vblank->flip &&
|
|
!xwl_present_check_flip(vblank->crtc, window, vblank->pixmap,
|
|
vblank->sync_flip, vblank->valid, 0, 0, &reason)) {
|
|
vblank->flip = FALSE;
|
|
vblank->reason = reason;
|
|
}
|
|
}
|
|
}
|
|
|
|
/*
|
|
* Clean up any pending or current flips for this window
|
|
*/
|
|
static void
|
|
xwl_present_clear_window_flip(WindowPtr window)
|
|
{
|
|
/* xwl_present_cleanup cleaned up everything */
|
|
}
|
|
|
|
static Bool
|
|
xwl_present_flip(present_vblank_ptr vblank, RegionPtr damage)
|
|
{
|
|
WindowPtr present_window = vblank->window;
|
|
PixmapPtr pixmap = vblank->pixmap;
|
|
struct xwl_window *xwl_window = xwl_window_from_window(present_window);
|
|
struct xwl_present_window *xwl_present_window = xwl_present_window_priv(present_window);
|
|
BoxPtr damage_box;
|
|
struct wl_buffer *buffer;
|
|
struct xwl_present_event *event = xwl_present_event_from_vblank(vblank);
|
|
Bool implicit_sync = TRUE;
|
|
|
|
if (!xwl_window || !xwl_window->allow_commits)
|
|
return FALSE;
|
|
|
|
buffer = xwl_pixmap_get_wl_buffer(pixmap);
|
|
if (!buffer) {
|
|
ErrorF("present: Error getting buffer\n");
|
|
return FALSE;
|
|
}
|
|
|
|
damage_box = RegionExtents(damage);
|
|
|
|
pixmap->refcnt++;
|
|
|
|
event->pixmap = pixmap;
|
|
|
|
#if defined(XWL_HAS_GLAMOR) && defined(DRI3)
|
|
if (vblank->acquire_syncobj && vblank->release_syncobj) {
|
|
if (xwl_window->xwl_screen->explicit_sync) {
|
|
xwl_glamor_dri3_syncobj_passthrough(xwl_window,
|
|
vblank->acquire_syncobj,
|
|
vblank->release_syncobj,
|
|
vblank->acquire_point,
|
|
vblank->release_point);
|
|
implicit_sync = FALSE;
|
|
} else {
|
|
/* transfer from acquire syncobj to implicit fence */
|
|
int fence_fd =
|
|
vblank->acquire_syncobj->export_fence(vblank->acquire_syncobj,
|
|
vblank->acquire_point);
|
|
xwl_glamor_dmabuf_import_sync_file(vblank->pixmap, fence_fd);
|
|
}
|
|
}
|
|
#endif /* defined(XWL_HAS_GLAMOR) && defined(DRI3) */
|
|
|
|
if (implicit_sync) {
|
|
xwl_pixmap_set_buffer_release_cb(pixmap, xwl_present_buffer_release, event);
|
|
|
|
if (xwl_window->surface_sync) {
|
|
wp_linux_drm_syncobj_surface_v1_destroy(xwl_window->surface_sync);
|
|
xwl_window->surface_sync = NULL;
|
|
}
|
|
}
|
|
|
|
/* We can flip directly to the main surface (full screen window without clips) */
|
|
wl_surface_attach(xwl_window->surface, buffer, 0, 0);
|
|
|
|
if (xorg_list_is_empty(&xwl_present_window->frame_callback_list)) {
|
|
xorg_list_add(&xwl_present_window->frame_callback_list,
|
|
&xwl_window->frame_callback_list);
|
|
}
|
|
|
|
if (!xwl_window->frame_callback)
|
|
xwl_window_create_frame_callback(xwl_window);
|
|
|
|
xwl_surface_damage(xwl_window->xwl_screen, xwl_window->surface,
|
|
damage_box->x1 - present_window->drawable.x,
|
|
damage_box->y1 - present_window->drawable.y,
|
|
damage_box->x2 - damage_box->x1,
|
|
damage_box->y2 - damage_box->y1);
|
|
|
|
if (xwl_window->tearing_control) {
|
|
uint32_t hint;
|
|
if (event->options & PresentOptionAsyncMayTear)
|
|
hint = WP_TEARING_CONTROL_V1_PRESENTATION_HINT_ASYNC;
|
|
else
|
|
hint = WP_TEARING_CONTROL_V1_PRESENTATION_HINT_VSYNC;
|
|
|
|
wp_tearing_control_v1_set_presentation_hint(xwl_window->tearing_control, hint);
|
|
}
|
|
|
|
wl_surface_commit(xwl_window->surface);
|
|
|
|
if (!vblank->sync_flip) {
|
|
xwl_present_window->sync_callback =
|
|
wl_display_sync(xwl_window->xwl_screen->display);
|
|
wl_callback_add_listener(xwl_present_window->sync_callback,
|
|
&xwl_present_sync_listener,
|
|
&event->vblank);
|
|
}
|
|
|
|
wl_display_flush(xwl_window->xwl_screen->display);
|
|
return TRUE;
|
|
}
|
|
|
|
#if defined(XWL_HAS_GLAMOR) && defined(DRI3)
|
|
static void
|
|
xwl_present_acquire_fence_avail(int fd, int xevents, void *data)
|
|
{
|
|
present_vblank_ptr vblank = data;
|
|
|
|
SetNotifyFd(fd, NULL, 0, NULL);
|
|
close(fd);
|
|
vblank->efd = -1;
|
|
|
|
xwl_present_re_execute(vblank);
|
|
}
|
|
#endif /* defined(XWL_HAS_GLAMOR) && defined(DRI3) */
|
|
|
|
static Bool
|
|
xwl_present_wait_acquire_fence_avail(struct xwl_screen *xwl_screen,
|
|
present_vblank_ptr vblank)
|
|
{
|
|
#if defined(XWL_HAS_GLAMOR) && defined(DRI3)
|
|
/* If the compositor does not support explicit sync we need to wait for the
|
|
* acquire fence to be submitted before flipping. */
|
|
if (vblank->flip && !xwl_screen->explicit_sync &&
|
|
vblank->pixmap && vblank->acquire_syncobj &&
|
|
!vblank->acquire_syncobj->has_fence(vblank->acquire_syncobj,
|
|
vblank->acquire_point)) {
|
|
vblank->efd = eventfd(0, EFD_CLOEXEC);
|
|
SetNotifyFd(vblank->efd, xwl_present_acquire_fence_avail, X_NOTIFY_READ, vblank);
|
|
vblank->acquire_syncobj->submitted_eventfd(vblank->acquire_syncobj,
|
|
vblank->acquire_point,
|
|
vblank->efd);
|
|
return TRUE;
|
|
}
|
|
#endif /* defined(XWL_HAS_GLAMOR) && defined(DRI3) */
|
|
return FALSE;
|
|
}
|
|
|
|
static void
|
|
xwl_present_flush_blocked(struct xwl_present_window *xwl_present_window,
|
|
uint64_t crtc_msc)
|
|
{
|
|
struct xwl_screen *xwl_screen =
|
|
xwl_screen_get(xwl_present_window->window->drawable.pScreen);
|
|
struct xwl_present_event *blocked_event, *tmp;
|
|
|
|
if (!xwl_present_window->blocking_event)
|
|
return;
|
|
|
|
xwl_present_window->blocking_event = 0;
|
|
|
|
xorg_list_for_each_entry_safe(blocked_event, tmp,
|
|
&xwl_present_window->blocked_queue,
|
|
blocked) {
|
|
present_vblank_ptr blocked_vblank = &blocked_event->vblank;
|
|
xorg_list_del(&blocked_event->blocked);
|
|
if (present_execute_wait(blocked_vblank, crtc_msc) ||
|
|
xwl_present_wait_acquire_fence_avail(xwl_screen, blocked_vblank)) {
|
|
xwl_present_window->blocking_event = blocked_vblank->event_id;
|
|
return;
|
|
}
|
|
|
|
xwl_present_re_execute(blocked_vblank);
|
|
}
|
|
}
|
|
|
|
/*
|
|
* Once the required MSC has been reached, execute the pending request.
|
|
*
|
|
* For requests to actually present something, either blt contents to
|
|
* the window pixmap or queue a window buffer swap on the backend.
|
|
*
|
|
* For requests to just get the current MSC/UST combo, skip that part and
|
|
* go straight to event delivery.
|
|
*/
|
|
static void
|
|
xwl_present_execute(present_vblank_ptr vblank, uint64_t ust, uint64_t crtc_msc)
|
|
{
|
|
WindowPtr window = vblank->window;
|
|
struct xwl_present_window *xwl_present_window = xwl_present_window_get_priv(window);
|
|
present_vblank_ptr flip_pending = xwl_present_get_pending_flip(xwl_present_window);
|
|
struct xwl_present_event *event = xwl_present_event_from_vblank(vblank);
|
|
struct xwl_screen *xwl_screen = xwl_screen_get(window->drawable.pScreen);
|
|
Bool notify_only = !vblank->window || !vblank->pixmap;
|
|
|
|
xorg_list_del(&vblank->event_queue);
|
|
|
|
if (!notify_only && !event->copy_executed &&
|
|
xwl_present_window->blocking_event &&
|
|
xwl_present_window->blocking_event != event->vblank.event_id) {
|
|
/* an earlier request is blocking execution */
|
|
xorg_list_append(&event->blocked, &xwl_present_window->blocked_queue);
|
|
return;
|
|
}
|
|
|
|
retry:
|
|
if (present_execute_wait(vblank, crtc_msc) ||
|
|
xwl_present_wait_acquire_fence_avail(xwl_screen, vblank)) {
|
|
if (!notify_only)
|
|
/* block execution of subsequent requests until this request is ready */
|
|
xwl_present_window->blocking_event = event->vblank.event_id;
|
|
return;
|
|
}
|
|
|
|
if (flip_pending && vblank->flip && !notify_only) {
|
|
present_vblank_ptr flip_queued_last;
|
|
|
|
flip_queued_last = xorg_list_last_entry(&xwl_present_window->flip_queue,
|
|
present_vblank_rec, event_queue);
|
|
|
|
/* Do mailbox handling for queued flips, to prevent the flip queue from
|
|
* growing unbounded.
|
|
*/
|
|
if (flip_queued_last != flip_pending &&
|
|
(flip_queued_last->sync_flip
|
|
#ifdef DRI3
|
|
|| vblank->acquire_syncobj
|
|
#endif
|
|
)) {
|
|
xorg_list_del(&flip_queued_last->event_queue);
|
|
present_vblank_scrap(flip_queued_last);
|
|
xwl_present_re_execute(flip_queued_last);
|
|
}
|
|
|
|
DebugPresent(("\tr %" PRIu64 " %p (pending %p)\n",
|
|
vblank->event_id, vblank, flip_pending));
|
|
xorg_list_append(&vblank->event_queue, &xwl_present_window->flip_queue);
|
|
return;
|
|
}
|
|
|
|
vblank->queued = FALSE;
|
|
|
|
if (!notify_only && !event->copy_executed) {
|
|
ScreenPtr screen = window->drawable.pScreen;
|
|
int ret;
|
|
|
|
if (vblank->flip) {
|
|
RegionPtr damage;
|
|
|
|
DebugPresent(("\tf %" PRIu64 " %p %" PRIu64 ": %08" PRIx32 " -> %08" PRIx32 "\n",
|
|
vblank->event_id, vblank, crtc_msc,
|
|
vblank->pixmap->drawable.id, vblank->window->drawable.id));
|
|
|
|
/* Set update region as damaged */
|
|
if (vblank->update) {
|
|
damage = RegionDuplicate(vblank->update);
|
|
/* Translate update region to screen space */
|
|
assert(vblank->x_off == 0 && vblank->y_off == 0);
|
|
RegionTranslate(damage, window->drawable.x, window->drawable.y);
|
|
RegionIntersect(damage, damage, &window->clipList);
|
|
} else
|
|
damage = RegionDuplicate(&window->clipList);
|
|
|
|
if (xwl_present_flip(vblank, damage)) {
|
|
WindowPtr toplvl_window = xwl_present_toplvl_pixmap_window(vblank->window);
|
|
struct xwl_window *xwl_window = xwl_window_from_window(window);
|
|
PixmapPtr old_pixmap = screen->GetWindowPixmap(window);
|
|
|
|
/* Replace window pixmap with flip pixmap */
|
|
#ifdef COMPOSITE
|
|
vblank->pixmap->screen_x = old_pixmap->screen_x;
|
|
vblank->pixmap->screen_y = old_pixmap->screen_y;
|
|
#endif
|
|
present_set_tree_pixmap(toplvl_window, old_pixmap, vblank->pixmap);
|
|
|
|
if (toplvl_window == screen->root &&
|
|
screen->GetScreenPixmap(screen) == old_pixmap)
|
|
screen->SetScreenPixmap(vblank->pixmap);
|
|
|
|
vblank->pixmap->refcnt++;
|
|
dixPixmapPut(old_pixmap);
|
|
|
|
/* Report damage, let damage_report ignore it though */
|
|
xwl_screen->ignore_damage = TRUE;
|
|
DamageDamageRegion(&vblank->window->drawable, damage);
|
|
xwl_screen->ignore_damage = FALSE;
|
|
RegionDestroy(damage);
|
|
|
|
/* Clear damage region, to ensure damage_report is called before
|
|
* any drawing to the window
|
|
*/
|
|
xwl_window_buffer_add_damage_region(xwl_window);
|
|
RegionEmpty(xwl_window_get_damage_region(xwl_window));
|
|
xorg_list_del(&xwl_window->link_damage);
|
|
|
|
/* Put pending flip at the flip queue head */
|
|
xorg_list_add(&vblank->event_queue, &xwl_present_window->flip_queue);
|
|
|
|
/* Realign timer */
|
|
xwl_present_reset_timer(xwl_present_window);
|
|
|
|
xwl_present_flush_blocked(xwl_present_window, crtc_msc);
|
|
return;
|
|
}
|
|
|
|
vblank->flip = FALSE;
|
|
/* re-execute, falling through to copy */
|
|
goto retry;
|
|
}
|
|
DebugPresent(("\tc %p %" PRIu64 ": %08" PRIx32 " -> %08" PRIx32 "\n",
|
|
vblank, crtc_msc, vblank->pixmap->drawable.id, vblank->window->drawable.id));
|
|
|
|
if (flip_pending)
|
|
flip_pending->abort_flip = TRUE;
|
|
else if (xwl_present_window->flip_active)
|
|
xwl_present_flips_stop(window);
|
|
|
|
present_execute_copy(vblank, crtc_msc);
|
|
assert(!vblank->queued);
|
|
|
|
/* Set the copy_executed field, so this will fall through to present_execute_post next time */
|
|
event->copy_executed = TRUE;
|
|
|
|
ret = xwl_present_queue_vblank(screen, window, vblank->crtc,
|
|
vblank->event_id, crtc_msc + 1);
|
|
|
|
xwl_present_flush_blocked(xwl_present_window, crtc_msc);
|
|
|
|
if (ret == Success)
|
|
return;
|
|
}
|
|
|
|
present_execute_post(vblank, ust, crtc_msc);
|
|
}
|
|
|
|
static int
|
|
xwl_present_pixmap(WindowPtr window,
|
|
PixmapPtr pixmap,
|
|
CARD32 serial,
|
|
RegionPtr valid,
|
|
RegionPtr update,
|
|
int16_t x_off,
|
|
int16_t y_off,
|
|
RRCrtcPtr target_crtc,
|
|
SyncFence *wait_fence,
|
|
SyncFence *idle_fence,
|
|
#ifdef DRI3
|
|
struct dri3_syncobj *acquire_syncobj,
|
|
struct dri3_syncobj *release_syncobj,
|
|
uint64_t acquire_point,
|
|
uint64_t release_point,
|
|
#endif /* DRI3 */
|
|
uint32_t options,
|
|
uint64_t target_window_msc,
|
|
uint64_t divisor,
|
|
uint64_t remainder,
|
|
present_notify_ptr notifies,
|
|
int num_notifies)
|
|
{
|
|
static uint64_t xwl_present_event_id;
|
|
uint64_t ust = 0;
|
|
uint64_t target_msc;
|
|
uint64_t crtc_msc = 0;
|
|
int ret;
|
|
present_vblank_ptr vblank;
|
|
ScreenPtr screen = window->drawable.pScreen;
|
|
present_window_priv_ptr window_priv = present_get_window_priv(window, TRUE);
|
|
present_screen_priv_ptr screen_priv = present_screen_priv(screen);
|
|
struct xwl_screen *xwl_screen = xwl_screen_get(screen_priv->pScreen);
|
|
uint32_t caps = xwl_screen->present_capabilities;
|
|
struct xwl_present_event *event;
|
|
|
|
if (!window_priv)
|
|
return BadAlloc;
|
|
|
|
#ifdef DRI3
|
|
if (!(caps & PresentCapabilitySyncobj) &&
|
|
(acquire_syncobj || release_syncobj))
|
|
return BadValue;
|
|
#endif /* DRI3 */
|
|
|
|
target_crtc = xwl_present_get_crtc(screen_priv, window);
|
|
|
|
ret = xwl_present_get_ust_msc(screen, window, &ust, &crtc_msc);
|
|
|
|
xwl_present_update_window_crtc(window_priv, target_crtc, crtc_msc);
|
|
|
|
if (ret == Success) {
|
|
/* Stash the current MSC away in case we need it later
|
|
*/
|
|
window_priv->msc = crtc_msc;
|
|
}
|
|
|
|
target_msc = present_get_target_msc(target_window_msc + window_priv->msc_offset,
|
|
crtc_msc,
|
|
divisor,
|
|
remainder,
|
|
options);
|
|
|
|
event = calloc(1, sizeof(*event));
|
|
if (!event)
|
|
return BadAlloc;
|
|
|
|
vblank = &event->vblank;
|
|
if (!present_vblank_init(vblank, window, pixmap, serial, valid, update, x_off, y_off,
|
|
target_crtc, wait_fence, idle_fence,
|
|
#ifdef DRI3
|
|
acquire_syncobj, release_syncobj, acquire_point, release_point,
|
|
#endif /* DRI3 */
|
|
options, caps, notifies, num_notifies, target_msc, crtc_msc)) {
|
|
present_vblank_destroy(vblank);
|
|
return BadAlloc;
|
|
}
|
|
|
|
vblank->event_id = ++xwl_present_event_id;
|
|
event->options = options;
|
|
event->divisor = divisor;
|
|
event->remainder = remainder;
|
|
vblank->exec_msc = xwl_present_get_exec_msc(options, vblank->target_msc);
|
|
|
|
vblank->queued = TRUE;
|
|
if (crtc_msc < vblank->exec_msc) {
|
|
if (xwl_present_queue_vblank(screen, window, target_crtc, vblank->event_id, vblank->exec_msc) == Success)
|
|
return Success;
|
|
|
|
DebugPresent(("present_queue_vblank failed\n"));
|
|
}
|
|
|
|
xwl_present_execute(vblank, ust, crtc_msc);
|
|
return Success;
|
|
}
|
|
|
|
void
|
|
xwl_present_unrealize_window(struct xwl_present_window *xwl_present_window)
|
|
{
|
|
/* The pending frame callback may never be called, so drop it and shorten
|
|
* the frame timer interval.
|
|
*/
|
|
xorg_list_del(&xwl_present_window->frame_callback_list);
|
|
|
|
/* Make sure the timer callback doesn't get called */
|
|
xwl_present_window->timer_armed = 0;
|
|
xwl_present_reset_timer(xwl_present_window);
|
|
}
|
|
|
|
Bool
|
|
xwl_present_maybe_redirect_window(WindowPtr window)
|
|
{
|
|
struct xwl_present_window *xwl_present_window = xwl_present_window_get_priv(window);
|
|
struct xwl_window *xwl_window = xwl_window_from_window(window);
|
|
|
|
if (xwl_present_window->redirect_failed)
|
|
return FALSE;
|
|
|
|
if (compRedirectWindow(serverClient, window, CompositeRedirectManual) != Success) {
|
|
xwl_present_window->redirect_failed = TRUE;
|
|
return FALSE;
|
|
}
|
|
|
|
xwl_present_window->redirected = TRUE;
|
|
|
|
xwl_window_update_surface_window(xwl_window);
|
|
if (xwl_window->surface_window != window) {
|
|
compUnredirectWindow(serverClient, window, CompositeRedirectManual);
|
|
xwl_present_window->redirected = FALSE;
|
|
xwl_present_window->redirect_failed = TRUE;
|
|
xwl_window_update_surface_window(xwl_window);
|
|
return FALSE;
|
|
}
|
|
|
|
if (!xwl_window->surface_window_damage)
|
|
xwl_window->surface_window_damage = RegionCreate(NullBox, 1);
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
static CARD32
|
|
unredirect_window(OsTimerPtr timer, CARD32 time, void *arg)
|
|
{
|
|
WindowPtr window = arg;
|
|
struct xwl_present_window *xwl_present_window = xwl_present_window_get_priv(window);
|
|
|
|
compUnredirectWindow(serverClient, window, CompositeRedirectManual);
|
|
xwl_present_window->redirected = FALSE;
|
|
|
|
xwl_present_window->unredirect_timer = NULL;
|
|
return 0;
|
|
}
|
|
|
|
Bool
|
|
xwl_present_maybe_unredirect_window(WindowPtr window)
|
|
{
|
|
struct xwl_present_window *xwl_present_window = xwl_present_window_get_priv(window);
|
|
|
|
if (!xwl_present_window || !xwl_present_window->redirected)
|
|
return FALSE;
|
|
|
|
/* This function may get called from composite layer code, in which case
|
|
* calling compUnredirectWindow would blow up. To avoid this, set up a timer
|
|
* which will call it "as soon as possible".
|
|
*/
|
|
if (!xwl_present_window->unredirect_timer) {
|
|
xwl_present_window->unredirect_timer =
|
|
TimerSet(NULL, 0, 1, unredirect_window, window);
|
|
}
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
Bool
|
|
xwl_present_window_redirected(WindowPtr window)
|
|
{
|
|
struct xwl_present_window *xwl_present_window = xwl_present_window_get_priv(window);
|
|
|
|
return xwl_present_window->redirected;
|
|
}
|
|
|
|
Bool
|
|
xwl_present_init(ScreenPtr screen)
|
|
{
|
|
struct xwl_screen *xwl_screen = xwl_screen_get(screen);
|
|
present_screen_priv_ptr screen_priv;
|
|
|
|
if (!present_screen_register_priv_keys())
|
|
return FALSE;
|
|
|
|
if (present_screen_priv(screen))
|
|
return TRUE;
|
|
|
|
screen_priv = present_screen_priv_init(screen);
|
|
if (!screen_priv)
|
|
return FALSE;
|
|
|
|
if (!dixRegisterPrivateKey(&xwl_present_window_private_key, PRIVATE_WINDOW, 0))
|
|
return FALSE;
|
|
|
|
xwl_screen->present_capabilities = XWL_PRESENT_CAPS;
|
|
#ifdef XWL_HAS_GLAMOR
|
|
if (xwl_glamor_supports_syncobjs(xwl_screen))
|
|
xwl_screen->present_capabilities |=
|
|
PresentCapabilitySyncobj;
|
|
#endif /* XWL_HAS_GLAMOR */
|
|
|
|
screen_priv->query_capabilities = xwl_present_query_capabilities;
|
|
screen_priv->get_crtc = xwl_present_get_crtc;
|
|
|
|
screen_priv->check_flip = xwl_present_check_flip;
|
|
screen_priv->check_flip_window = xwl_present_check_flip_window;
|
|
screen_priv->clear_window_flip = xwl_present_clear_window_flip;
|
|
|
|
screen_priv->present_pixmap = xwl_present_pixmap;
|
|
screen_priv->queue_vblank = xwl_present_queue_vblank;
|
|
screen_priv->flush = xwl_present_flush;
|
|
screen_priv->flush_fenced = xwl_present_flush_fenced;
|
|
screen_priv->re_execute = xwl_present_re_execute;
|
|
|
|
screen_priv->abort_vblank = xwl_present_abort_vblank;
|
|
|
|
return TRUE;
|
|
}
|