Merge "Add setBackdropRenderEffect for View and RenderNode." into main (e93a68ed) · Commits · e / os / android_frameworks_base

core/java/android/view/View.java

+16 −0

Original line number	Diff line number	Diff line
		@@ -22443,6 +22443,22 @@ public class View implements Drawable.Callback, KeyEvent.Callback,
		}
		}

		/**
		* Configure the {@link android.graphics.RenderEffect} to apply to the backdrop contents of this
		* View. This will apply a visual effect to the result of the backdrop contents of this View
		* before it is drawn. For example if
		* {@link RenderEffect#createBlurEffect(float, float, RenderEffect, Shader.TileMode)}
		* is provided, the previous content behind this View will be blurred before this View is drawn.
		* @param renderEffect to be applied to the View. Passing null clears the previously configured
		* {@link RenderEffect}
		* @hide
		*/
		public void setBackdropRenderEffect(@Nullable RenderEffect renderEffect) {
		if (mRenderNode.setBackdropRenderEffect(renderEffect)) {
		invalidateViewProperty(true, true);
		}
		}

		/**
		* Updates the {@link Paint} object used with the current layer (used only if the current
		* layer type is not set to {@link #LAYER_TYPE_NONE}). Changed properties of the Paint

graphics/java/android/graphics/RenderNode.java

+20 −0

Original line number	Diff line number	Diff line
		@@ -970,6 +970,23 @@ public final class RenderNode {
		renderEffect != null ? renderEffect.getNativeInstance() : 0);
		}

		/**
		* Configure the {@link android.graphics.RenderEffect} to apply to the backdrop contents of
		* this RenderNode. This will apply a visual effect to the result of the backdrop contents
		* of this RenderNode before the RenderNode is drawn into the destination. For example if
		* {@link RenderEffect#createBlurEffect(float, float, RenderEffect, Shader.TileMode)}
		* is provided, the previous content behind this RenderNode will be blurred before the
		* RenderNode is drawn in to the destination.
		* @param renderEffect to be applied to the backdrop contents of this RenderNode. Passing
		* null clears all previously configured RenderEffects
		* @return True if the value changed, false if the new value was the same as the previous value.
		* @hide
		*/
		public boolean setBackdropRenderEffect(@Nullable RenderEffect renderEffect) {
		return nSetBackdropRenderEffect(mNativeRenderNode,
		renderEffect != null ? renderEffect.getNativeInstance() : 0);
		}

		/**
		* Returns the translucency level of this display list.
		*
		@@ -1796,6 +1813,9 @@ public final class RenderNode {
		@CriticalNative
		private static native boolean nSetRenderEffect(long renderNode, long renderEffect);

		@CriticalNative
		private static native boolean nSetBackdropRenderEffect(long renderNode, long renderEffect);

		@CriticalNative
		private static native boolean nSetHasOverlappingRendering(long renderNode,
		boolean hasOverlappingRendering);

libs/hwui/Android.bp

+1 −0

Original line number	Diff line number	Diff line
		@@ -514,6 +514,7 @@ cc_defaults {
		"canvas/CanvasOpRasterizer.cpp",
		"effects/StretchEffect.cpp",
		"effects/GainmapRenderer.cpp",
		"pipeline/skia/BackdropFilterDrawable.cpp",
		"pipeline/skia/HolePunch.cpp",
		"pipeline/skia/SkiaDisplayList.cpp",
		"pipeline/skia/SkiaRecordingCanvas.cpp",

libs/hwui/RenderNode.cpp

+6 −0

Original line number	Diff line number	Diff line
		@@ -260,6 +260,12 @@ void RenderNode::prepareTreeImpl(TreeObserver& observer, TreeInfo& info, bool fu
		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();

libs/hwui/RenderProperties.cpp

+7 −0

Original line number	Diff line number	Diff line
		@@ -55,6 +55,12 @@ bool LayerProperties::setImageFilter(SkImageFilter* imageFilter) {
		return true;
		}

		bool LayerProperties::setBackdropImageFilter(SkImageFilter* imageFilter) {
		if (mBackdropImageFilter.get() == imageFilter) return false;
		mBackdropImageFilter = sk_ref_sp(imageFilter);
		return true;
		}

		bool LayerProperties::setFromPaint(const SkPaint* paint) {
		bool changed = false;
		changed \|= setAlpha(static_cast<uint8_t>(PaintUtils::getAlphaDirect(paint)));
		@@ -70,6 +76,7 @@ LayerProperties& LayerProperties::operator=(const LayerProperties& other) {
		setXferMode(other.xferMode());
		setColorFilter(other.getColorFilter());
		setImageFilter(other.getImageFilter());
		setBackdropImageFilter(other.getBackdropImageFilter());
		mStretchEffect = other.mStretchEffect;
		return *this;
		}