Changeset 201275 in webkit

Timestamp:

May 23, 2016 5:26:34 AM (8 years ago)

Author:

commit-queue@webkit.org

Message:

[ThreadedCompositor] Ensure that the BitmapTexture used by CoordinatedBackingStoreTile matches the opacity of the painted surface
​https://bugs.webkit.org/show_bug.cgi?id=157942

Patch by Miguel Gomez <​magomez@igalia.com> on 2016-05-23
Reviewed by Žan Doberšek.

• Shared/CoordinatedGraphics/CoordinatedBackingStore.cpp:

(WebKit::CoordinatedBackingStoreTile::swapBuffers):
Reset the BitmapTexture if it doesn't match the opacity required by the surface
that's being painted.

Location:

trunk/Source/WebKit2

Files:

• ChangeLog (modified) (1 diff)
• Shared/CoordinatedGraphics/CoordinatedBackingStore.cpp (modified) (1 diff)

trunk/Source/WebKit2/ChangeLog

@@ +1 @@
+2016-05-23  Miguel Gomez  <magomez@igalia.com>
+
+        [ThreadedCompositor] Ensure that the BitmapTexture used by CoordinatedBackingStoreTile matches the opacity of the painted surface
+        https://bugs.webkit.org/show_bug.cgi?id=157942
+
+        Reviewed by Žan Doberšek.
+
+        * Shared/CoordinatedGraphics/CoordinatedBackingStore.cpp:
+        (WebKit::CoordinatedBackingStoreTile::swapBuffers):
+        Reset the BitmapTexture if it doesn't match the opacity required by the surface
+        that's being painted.
+
 2016-05-22  Carlos Garcia Campos  <cgarcia@igalia.com>
 

trunk/Source/WebKit2/Shared/CoordinatedGraphics/CoordinatedBackingStore.cpp

@@ -49 +49 @@
         shouldReset = true;
     }
+
+    if (m_surface->supportsAlpha() == texture->isOpaque())
+        shouldReset = true;
 
     ASSERT(textureMapper.maxTextureSize().width() >= m_tileRect.size().width());