Add setBackdropRenderEffect for View and RenderNode.
support visual effects for backdrop contents of a View or RenderNode.
Test: added unit test & hwui_unit passes
Test: added BackdropBlurActivity in HwAccelerationTest, build & run it
Signed-off-by: Dongya Jiang <jiangdongya@coolpad.com>
Change-Id: If1ac1b8aee53667f175e8fa80ecfc7bdfa28173d
Merged-In: If1ac1b8aee53667f175e8fa80ecfc7bdfa28173d
diff --git a/libs/hwui/RenderNode.cpp b/libs/hwui/RenderNode.cpp
index 1c39db3..1dd22cf 100644
--- a/libs/hwui/RenderNode.cpp
+++ b/libs/hwui/RenderNode.cpp
@@ -260,6 +260,12 @@
pushStagingDisplayListChanges(observer, info);
}
+ // always damageSelf when filtering backdrop content, or else the BackdropFilterDrawable will
+ // get a wrong snapshot of previous content.
+ if (mProperties.layerProperties().getBackdropImageFilter()) {
+ damageSelf(info);
+ }
+
if (mDisplayList) {
info.out.hasFunctors |= mDisplayList.hasFunctor();
mHasHolePunches = mDisplayList.hasHolePunches();