xenocara/xserver/present/present_execute.c
2019-07-27 07:57:06 +00:00

123 lines
4.5 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.
*/
#ifdef HAVE_XORG_CONFIG_H
#include <xorg-config.h>
#endif
#include "present_priv.h"
/*
* Called when the wait fence is triggered; just gets the current msc/ust and
* calls the proper execute again. That will re-check the fence and pend the
* request again if it's still not actually ready
*/
static void
present_wait_fence_triggered(void *param)
{
present_vblank_ptr vblank = param;
ScreenPtr screen = vblank->screen;
present_screen_priv_ptr screen_priv = present_screen_priv(screen);
screen_priv->re_execute(vblank);
}
Bool
present_execute_wait(present_vblank_ptr vblank, uint64_t crtc_msc)
{
WindowPtr window = vblank->window;
ScreenPtr screen = window->drawable.pScreen;
present_screen_priv_ptr screen_priv = present_screen_priv(screen);
if (vblank->requeue) {
vblank->requeue = FALSE;
if (msc_is_after(vblank->target_msc, crtc_msc) &&
Success == screen_priv->queue_vblank(screen,
window,
vblank->crtc,
vblank->event_id,
vblank->target_msc))
return TRUE;
}
if (vblank->wait_fence) {
if (!present_fence_check_triggered(vblank->wait_fence)) {
present_fence_set_callback(vblank->wait_fence, present_wait_fence_triggered, vblank);
return TRUE;
}
}
return FALSE;
}
void
present_execute_copy(present_vblank_ptr vblank, uint64_t crtc_msc)
{
WindowPtr window = vblank->window;
ScreenPtr screen = window->drawable.pScreen;
present_screen_priv_ptr screen_priv = present_screen_priv(screen);
/* If present_flip failed, we may have to requeue for the target MSC */
if (vblank->target_msc == crtc_msc + 1 &&
Success == screen_priv->queue_vblank(screen,
window,
vblank->crtc,
vblank->event_id,
vblank->target_msc)) {
vblank->queued = TRUE;
return;
}
present_copy_region(&window->drawable, vblank->pixmap, vblank->update, vblank->x_off, vblank->y_off);
/* present_copy_region sticks the region into a scratch GC,
* which is then freed, freeing the region
*/
vblank->update = NULL;
screen_priv->flush(window);
present_pixmap_idle(vblank->pixmap, vblank->window, vblank->serial, vblank->idle_fence);
}
void
present_execute_post(present_vblank_ptr vblank, uint64_t ust, uint64_t crtc_msc)
{
uint8_t mode;
/* Compute correct CompleteMode
*/
if (vblank->kind == PresentCompleteKindPixmap) {
if (vblank->pixmap && vblank->window) {
if (vblank->has_suboptimal && vblank->reason == PRESENT_FLIP_REASON_BUFFER_FORMAT)
mode = PresentCompleteModeSuboptimalCopy;
else
mode = PresentCompleteModeCopy;
} else {
mode = PresentCompleteModeSkip;
}
}
else
mode = PresentCompleteModeCopy;
present_vblank_notify(vblank, vblank->kind, mode, ust, crtc_msc);
present_vblank_destroy(vblank);
}