Cross Reference: /frameworks/native/services/surfaceflinger/SurfaceFlinger.cpp

Lines Matching refs:region
889             // transform the dirty region into this screen's coordinate space
895                 // and draw the dirty region
1086                      * and build the transparent region of the FB
1130             // transform the dirty region into this screen's coordinate space
1489                 //       compute the actual visible region
1490                 // TODO: we could cache the transformed region
1603         // handle hidden surfaces by setting the visible region to empty
1609                 // Remove the transparent area from the visible region
1614                             // transform the transparent region
1618                             // transparent region optimization.
1626                 // compute the opaque region
1630                     // the opaque region is the layer's footprint
1636         // Clip the covered region to the visible region
1642         // subtract the opaque region covered by the layers above us
1645         // compute this layer's dirty region
1647             // we need to invalidate the whole region
1649             // as well, as the old visible region
1653             /* compute the exposed region:
1654              *   the exposed region consists of two components:
1659              * visible region but only keep what used to be covered by
1673         // accumulate to the screen dirty region
1679         // Store the visible region in screen space
1758     // 2) There is work to be done (the dirty region isn't empty)
1766     // compute the invalid region
1780             // rectangle instead of a region (see DisplayDevice::flip())
1802     // update the swap region and clear the dirty region
1843             // we're left with the letterbox region
1848             Region region(hw->undefinedRegion.merge(letterbox));
1850             // but limit it to the dirty region
1851             region.andSelf(dirty);
1854             if (!region.isEmpty()) {
1856                 drawWormhole(hw, region);
1937 void SurfaceFlinger::drawWormhole(const sp<const DisplayDevice>& hw, const Region& region) const {
1940     engine.fillRegionWithColor(region, height, 0, 0, 0, 0);