xwayland/present/present_vblank.c

234 lines
8.1 KiB
C

/*
* Copyright © 2013 Keith Packard
*
* Permission to use, copy, modify, distribute, and sell this software and its
* documentation for any purpose is hereby granted without fee, provided that
* the above copyright notice appear in all copies and that both that copyright
* notice and this permission notice appear in supporting documentation, and
* that the name of the copyright holders not be used in advertising or
* publicity pertaining to distribution of the software without specific,
* written prior permission. The copyright holders make no representations
* about the suitability of this software for any purpose. It is provided "as
* is" without express or implied warranty.
*
* THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
* INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
* EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY SPECIAL, INDIRECT OR
* CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
* DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
* TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
* OF THIS SOFTWARE.
*/
#include "present_priv.h"
void
present_vblank_notify(present_vblank_ptr vblank, CARD8 kind, CARD8 mode, uint64_t ust, uint64_t crtc_msc)
{
int n;
if (vblank->window)
present_send_complete_notify(vblank->window, kind, mode, vblank->serial, ust, crtc_msc - vblank->msc_offset);
for (n = 0; n < vblank->num_notifies; n++) {
WindowPtr window = vblank->notifies[n].window;
CARD32 serial = vblank->notifies[n].serial;
if (window)
present_send_complete_notify(window, kind, mode, serial, ust, crtc_msc - vblank->msc_offset);
}
}
/* The memory vblank points to must be 0-initialized before calling this function.
*
* If this function returns FALSE, present_vblank_destroy must be called to clean
* up.
*/
Bool
present_vblank_init(present_vblank_ptr vblank,
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,
uint32_t options,
const uint32_t capabilities,
present_notify_ptr notifies,
int num_notifies,
uint64_t target_msc,
uint64_t crtc_msc)
{
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);
PresentFlipReason reason = PRESENT_FLIP_REASON_UNKNOWN;
if (target_crtc) {
screen_priv = present_screen_priv(target_crtc->pScreen);
}
xorg_list_append(&vblank->window_list, &window_priv->vblank);
xorg_list_init(&vblank->event_queue);
vblank->screen = screen;
vblank->window = window;
vblank->pixmap = pixmap;
if (pixmap) {
vblank->kind = PresentCompleteKindPixmap;
pixmap->refcnt++;
} else
vblank->kind = PresentCompleteKindNotifyMSC;
vblank->serial = serial;
if (valid) {
vblank->valid = RegionDuplicate(valid);
if (!vblank->valid)
goto no_mem;
}
if (update) {
vblank->update = RegionDuplicate(update);
if (!vblank->update)
goto no_mem;
}
vblank->x_off = x_off;
vblank->y_off = y_off;
vblank->target_msc = target_msc;
vblank->exec_msc = target_msc;
vblank->crtc = target_crtc;
vblank->msc_offset = window_priv->msc_offset;
vblank->notifies = notifies;
vblank->num_notifies = num_notifies;
vblank->has_suboptimal = (options & PresentOptionSuboptimal);
if (pixmap != NULL &&
!(options & PresentOptionCopy) &&
screen_priv->check_flip) {
if (msc_is_after(target_msc, crtc_msc) &&
screen_priv->check_flip (target_crtc, window, pixmap, TRUE, valid, x_off, y_off, &reason))
{
vblank->flip = TRUE;
vblank->sync_flip = TRUE;
} else if ((capabilities & PresentCapabilityAsync) &&
screen_priv->check_flip (target_crtc, window, pixmap, FALSE, valid, x_off, y_off, &reason))
{
vblank->flip = TRUE;
}
}
vblank->reason = reason;
if (wait_fence) {
vblank->wait_fence = present_fence_create(wait_fence);
if (!vblank->wait_fence)
goto no_mem;
}
if (idle_fence) {
vblank->idle_fence = present_fence_create(idle_fence);
if (!vblank->idle_fence)
goto no_mem;
}
if (pixmap)
DebugPresent(("q %" PRIu64 " %p %" PRIu64 ": %08" PRIx32 " -> %08" PRIx32 " (crtc %p) flip %d vsync %d serial %d\n",
vblank->event_id, vblank, target_msc,
vblank->pixmap->drawable.id, vblank->window->drawable.id,
target_crtc, vblank->flip, vblank->sync_flip, vblank->serial));
return TRUE;
no_mem:
vblank->notifies = NULL;
return FALSE;
}
present_vblank_ptr
present_vblank_create(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,
uint32_t options,
const uint32_t capabilities,
present_notify_ptr notifies,
int num_notifies,
uint64_t target_msc,
uint64_t crtc_msc)
{
present_vblank_ptr vblank = calloc(1, sizeof(present_vblank_rec));
if (!vblank)
return NULL;
if (present_vblank_init(vblank, window, pixmap, serial, valid, update,
x_off, y_off, target_crtc, wait_fence, idle_fence,
options, capabilities, notifies, num_notifies,
target_msc, crtc_msc))
return vblank;
present_vblank_destroy(vblank);
return NULL;
}
void
present_vblank_scrap(present_vblank_ptr vblank)
{
DebugPresent(("\tx %" PRIu64 " %p %" PRIu64 " %" PRIu64 ": %08" PRIx32 " -> %08" PRIx32 " (crtc %p)\n",
vblank->event_id, vblank, vblank->exec_msc, vblank->target_msc,
vblank->pixmap->drawable.id, vblank->window->drawable.id,
vblank->crtc));
present_pixmap_idle(vblank->pixmap, vblank->window, vblank->serial, vblank->idle_fence);
present_fence_destroy(vblank->idle_fence);
dixDestroyPixmap(vblank->pixmap, vblank->pixmap->drawable.id);
vblank->pixmap = NULL;
vblank->idle_fence = NULL;
vblank->flip = FALSE;
}
void
present_vblank_destroy(present_vblank_ptr vblank)
{
/* Remove vblank from window and screen lists */
xorg_list_del(&vblank->window_list);
/* Also make sure vblank is removed from event queue (wnmd) */
xorg_list_del(&vblank->event_queue);
DebugPresent(("\td %" PRIu64 " %p %" PRIu64 " %" PRIu64 ": %08" PRIx32 " -> %08" PRIx32 "\n",
vblank->event_id, vblank, vblank->exec_msc, vblank->target_msc,
vblank->pixmap ? vblank->pixmap->drawable.id : 0,
vblank->window ? vblank->window->drawable.id : 0));
/* Drop pixmap reference */
if (vblank->pixmap)
dixDestroyPixmap(vblank->pixmap, vblank->pixmap->drawable.id);
/* Free regions */
if (vblank->valid)
RegionDestroy(vblank->valid);
if (vblank->update)
RegionDestroy(vblank->update);
if (vblank->wait_fence)
present_fence_destroy(vblank->wait_fence);
if (vblank->idle_fence)
present_fence_destroy(vblank->idle_fence);
if (vblank->notifies)
present_destroy_notifies(vblank->notifies, vblank->num_notifies);
free(vblank);
}