Clip TouchFeedbackDrawable effect to receiver Outline

Projected RenderNodes are now wrapped with a ClipRect or masked
SaveLayer, so that they are clipped to the outline of the projection
receiver surface.

Change-Id: I1d4afc1bb5d638d650bc0b1dac51a498f216773e

4 files changed, 70 insertions, 0 deletions

diff --git a/tests/HwAccelerationTest/AndroidManifest.xml b/tests/HwAccelerationTest/AndroidManifest.xml
index 0ad3456..ac741e7 100644
--- a/tests/HwAccelerationTest/AndroidManifest.xml
+++ b/tests/HwAccelerationTest/AndroidManifest.xml
@@ -867,5 +867,16 @@
             </intent-filter>
         </activity>
 
+        <activity
+                android:name=".ProjectionClippingActivity"
+                android:label="Reordering/Projection Clipping">
+            <intent-filter>
+                <action android:name="android.intent.action.MAIN" />
+                <category android:name="com.android.test.hwui.TEST" />
+
+                <category android:name="android.intent.category.DEFAULT" />
+                <category android:name="android.intent.category.LAUNCHER" />
+            </intent-filter>
+        </activity>
     </application>
 </manifest>
diff --git a/tests/HwAccelerationTest/res/drawable/round_rect_background.xml b/tests/HwAccelerationTest/res/drawable/round_rect_background.xml
new file mode 100644
index 0000000..14d4073
--- /dev/null
+++ b/tests/HwAccelerationTest/res/drawable/round_rect_background.xml
@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="utf-8"?>
+<shape
+    xmlns:android="http://schemas.android.com/apk/res/android" >
+    <solid android:color="#eee" />
+    <corners android:radius="30dp" />
+</shape>
\ No newline at end of file
diff --git a/tests/HwAccelerationTest/res/layout/projection_clipping.xml b/tests/HwAccelerationTest/res/layout/projection_clipping.xml
new file mode 100644
index 0000000..7caf90a
--- /dev/null
+++ b/tests/HwAccelerationTest/res/layout/projection_clipping.xml
@@ -0,0 +1,26 @@
+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout
+    xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent">
+    <FrameLayout
+        android:translationX="50dp"
+        android:translationY="50dp"
+        android:translationZ="30dp"
+        android:layout_width="200dp"
+        android:layout_height="200dp"
+        android:background="@drawable/round_rect_background">
+        <View
+            android:id="@+id/clickable1"
+            android:layout_width="100dp"
+            android:layout_height="100dp"
+            android:background="?android:attr/selectableItemBackground"/>
+        <View
+            android:id="@+id/clickable2"
+            android:translationX="50dp"
+            android:translationY="10dp"
+            android:layout_width="150dp"
+            android:layout_height="100dp"
+            android:background="?android:attr/selectableItemBackground"/>
+    </FrameLayout>
+</LinearLayout>
\ No newline at end of file
diff --git a/tests/HwAccelerationTest/src/com/android/test/hwui/ProjectionClippingActivity.java b/tests/HwAccelerationTest/src/com/android/test/hwui/ProjectionClippingActivity.java
new file mode 100644
index 0000000..2ae960b
--- /dev/null
+++ b/tests/HwAccelerationTest/src/com/android/test/hwui/ProjectionClippingActivity.java
@@ -0,0 +1,27 @@
+package com.android.test.hwui;
+
+import android.app.Activity;
+import android.content.Context;
+import android.graphics.Canvas;
+import android.graphics.Paint;
+import android.graphics.RectF;
+import android.os.Bundle;
+import android.util.AttributeSet;
+import android.view.RenderNode;
+import android.view.View;
+
+public class ProjectionClippingActivity extends Activity {
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        setContentView(R.layout.projection_clipping);
+        View.OnClickListener listener = new View.OnClickListener() {
+            @Override
+            public void onClick(View v) {
+                // woo! nothing!
+            }
+        };
+        findViewById(R.id.clickable1).setOnClickListener(listener);
+        findViewById(R.id.clickable2).setOnClickListener(listener);
+    }
+}