inline void RedScreen::begin_update(QRegion& direct_rgn, QRegion& composit_rgn,
QRegion& frame_rgn)
{
region_init(&composit_rgn);
RecurciveLock lock(_update_lock);
region_clone(&direct_rgn, &_dirty_region);
region_clear(&_dirty_region);
_update_mark++;
lock.unlock();
QRegion rect_rgn;
SpiceRect r;
r.top = r.left = 0;
r.right = _size.x;
r.bottom = _size.y;
region_init(&rect_rgn);
region_add(&rect_rgn, &r);
if (_frame_area) {
region_clone(&frame_rgn, &direct_rgn);
region_exclude(&frame_rgn, &rect_rgn);
}
region_and(&direct_rgn, &rect_rgn);
region_destroy(&rect_rgn);
for (int i = _layes.size() - 1; i >= 0; i--) {
ScreenLayer* layer;
if (!(layer = _layes[i])) {
continue;
}
layer->begin_update(direct_rgn, composit_rgn);
}
}
bool RedScreen::_invalidate(const SpiceRect& rect, bool urgent, uint64_t& update_mark)
{
RecurciveLock lock(_update_lock);
bool update_triger = !is_dirty() && (urgent || !_periodic_update);
region_add(&_dirty_region, &rect);
update_mark = _update_mark;
return update_triger;
}
static void
cogland_region_add (struct wl_client *client,
struct wl_resource *resource,
int32_t x,
int32_t y,
int32_t width,
int32_t height)
{
CoglandSharedRegion *shared_region = wl_resource_get_user_data (resource);
region_add (&shared_region->region, x, y, width, height);
}
static void
cogland_surface_damage (struct wl_client *client,
struct wl_resource *resource,
int32_t x,
int32_t y,
int32_t width,
int32_t height)
{
CoglandSurface *surface = wl_resource_get_user_data (resource);
region_add (&surface->pending.damage, x, y, width, height);
}
void VideoStream::set_clip(int type, uint32_t num_clip_rects, SpiceRect* clip_rects)
{
if (type == SPICE_CLIP_TYPE_NONE) {
_clip = NULL;
return;
}
ASSERT(type == SPICE_CLIP_TYPE_RECTS)
region_clear(&_clip_region);
for (unsigned int i = 0; i < num_clip_rects; i++) {
region_add(&_clip_region, &clip_rects[i]);
}
_clip = &_clip_region;
}