present: In window flip mode report damage on flip to driver
Calculate damage before trying to flip and report it to the driver. This allows drivers to optimize their rendering. Signed-off-by: Roman Gilg <subdiff@gmail.com> Reviewed-by: Adam Jackson <ajax@redhat.com>
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@ -105,7 +105,8 @@ typedef Bool (*present_wnmd_flip_ptr) (WindowPtr window,
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uint64_t event_id,
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uint64_t target_msc,
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PixmapPtr pixmap,
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Bool sync_flip);
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Bool sync_flip,
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RegionPtr damage);
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/* "unflip" back to the regular screen scanout buffer
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*
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@ -350,7 +350,8 @@ present_wnmd_flip(WindowPtr window,
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uint64_t event_id,
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uint64_t target_msc,
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PixmapPtr pixmap,
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Bool sync_flip)
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Bool sync_flip,
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RegionPtr damage)
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{
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ScreenPtr screen = crtc->pScreen;
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present_screen_priv_ptr screen_priv = present_screen_priv(screen);
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@ -360,7 +361,8 @@ present_wnmd_flip(WindowPtr window,
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event_id,
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target_msc,
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pixmap,
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sync_flip);
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sync_flip,
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damage);
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}
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static void
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@ -449,12 +451,19 @@ present_wnmd_execute(present_vblank_ptr vblank, uint64_t ust, uint64_t crtc_msc)
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*/
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xorg_list_add(&vblank->event_queue, &window_priv->flip_queue);
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/* Set update region as damaged */
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if (vblank->update) {
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damage = vblank->update;
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RegionIntersect(damage, damage, &window->clipList);
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} else
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damage = &window->clipList;
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/* Try to flip - the vblank is now pending
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*/
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window_priv->flip_pending = vblank;
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// ask the driver
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if (present_wnmd_flip(vblank->window, vblank->crtc, vblank->event_id,
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vblank->target_msc, vblank->pixmap, vblank->sync_flip)) {
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vblank->target_msc, vblank->pixmap, vblank->sync_flip, damage)) {
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ScreenPtr screen = window->drawable.pScreen;
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WindowPtr toplvl_window = present_wnmd_toplvl_pixmap_window(vblank->window);
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PixmapPtr old_pixmap = screen->GetWindowPixmap(window);
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@ -464,14 +473,7 @@ present_wnmd_execute(present_vblank_ptr vblank, uint64_t ust, uint64_t crtc_msc)
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vblank->pixmap->refcnt++;
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dixDestroyPixmap(old_pixmap, old_pixmap->drawable.id);
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/* Report update region as damaged
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*/
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if (vblank->update) {
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damage = vblank->update;
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RegionIntersect(damage, damage, &window->clipList);
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} else
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damage = &window->clipList;
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/* Report damage */
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DamageDamageRegion(&vblank->window->drawable, damage);
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return;
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}
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