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-rw-r--r--libs/hwui/DisplayListRenderer.cpp16
-rw-r--r--libs/hwui/DisplayListRenderer.h11
-rw-r--r--tests/HwAccelerationTest/AndroidManifest.xml9
-rw-r--r--tests/HwAccelerationTest/src/com/android/test/hwui/PathDestructionActivity.java101
4 files changed, 137 insertions, 0 deletions
diff --git a/libs/hwui/DisplayListRenderer.cpp b/libs/hwui/DisplayListRenderer.cpp
index 92207b1b63c2..f6ca77c5b7d8 100644
--- a/libs/hwui/DisplayListRenderer.cpp
+++ b/libs/hwui/DisplayListRenderer.cpp
@@ -184,6 +184,11 @@ void DisplayList::clearResources() {
}
mPaths.clear();
+ for (size_t i = 0; i < mSourcePaths.size(); i++) {
+ caches.resourceCache.decrementRefcount(mSourcePaths.itemAt(i));
+ }
+ mSourcePaths.clear();
+
for (size_t i = 0; i < mMatrices.size(); i++) {
delete mMatrices.itemAt(i);
}
@@ -242,6 +247,12 @@ void DisplayList::initFromDisplayListRenderer(const DisplayListRenderer& recorde
mPaths.add(paths.itemAt(i));
}
+ const SortedVector<SkPath*> &sourcePaths = recorder.getSourcePaths();
+ for (size_t i = 0; i < sourcePaths.size(); i++) {
+ mSourcePaths.add(sourcePaths.itemAt(i));
+ caches.resourceCache.incrementRefcount(sourcePaths.itemAt(i));
+ }
+
const Vector<SkMatrix*> &matrices = recorder.getMatrices();
for (size_t i = 0; i < matrices.size(); i++) {
mMatrices.add(matrices.itemAt(i));
@@ -1273,6 +1284,11 @@ void DisplayListRenderer::reset() {
mShaders.clear();
mShaderMap.clear();
+ for (size_t i = 0; i < mSourcePaths.size(); i++) {
+ caches.resourceCache.decrementRefcount(mSourcePaths.itemAt(i));
+ }
+ mSourcePaths.clear();
+
mPaints.clear();
mPaintMap.clear();
diff --git a/libs/hwui/DisplayListRenderer.h b/libs/hwui/DisplayListRenderer.h
index a7fc23a04c0a..4edefd552520 100644
--- a/libs/hwui/DisplayListRenderer.h
+++ b/libs/hwui/DisplayListRenderer.h
@@ -487,6 +487,7 @@ private:
Vector<SkPaint*> mPaints;
Vector<SkPath*> mPaths;
+ SortedVector<SkPath*> mSourcePaths;
Vector<SkMatrix*> mMatrices;
Vector<SkiaShader*> mShaders;
@@ -634,6 +635,10 @@ public:
return mPaths;
}
+ const SortedVector<SkPath*>& getSourcePaths() const {
+ return mSourcePaths;
+ }
+
const Vector<SkMatrix*>& getMatrices() const {
return mMatrices;
}
@@ -750,6 +755,10 @@ private:
mPathMap.replaceValueFor(path, pathCopy);
mPaths.add(pathCopy);
}
+ if (mSourcePaths.indexOf(path) < 0) {
+ Caches::getInstance().resourceCache.incrementRefcount(path);
+ mSourcePaths.add(path);
+ }
addInt((int) pathCopy);
}
@@ -830,6 +839,8 @@ private:
Vector<SkPath*> mPaths;
DefaultKeyedVector<SkPath*, SkPath*> mPathMap;
+ SortedVector<SkPath*> mSourcePaths;
+
Vector<SkiaShader*> mShaders;
DefaultKeyedVector<SkiaShader*, SkiaShader*> mShaderMap;
diff --git a/tests/HwAccelerationTest/AndroidManifest.xml b/tests/HwAccelerationTest/AndroidManifest.xml
index 786cba36672d..9e103acefe23 100644
--- a/tests/HwAccelerationTest/AndroidManifest.xml
+++ b/tests/HwAccelerationTest/AndroidManifest.xml
@@ -658,6 +658,15 @@
</activity>
<activity
+ android:name="PathDestructionActivity"
+ android:label="_PathDestruction">
+ <intent-filter>
+ <action android:name="android.intent.action.MAIN" />
+ <category android:name="android.intent.category.LAUNCHER" />
+ </intent-filter>
+ </activity>
+
+ <activity
android:name="TransformsAndAnimationsActivity"
android:label="_TransformAnim">
<intent-filter>
diff --git a/tests/HwAccelerationTest/src/com/android/test/hwui/PathDestructionActivity.java b/tests/HwAccelerationTest/src/com/android/test/hwui/PathDestructionActivity.java
new file mode 100644
index 000000000000..4177725e3847
--- /dev/null
+++ b/tests/HwAccelerationTest/src/com/android/test/hwui/PathDestructionActivity.java
@@ -0,0 +1,101 @@
+/*
+ * Copyright (C) 2012 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.test.hwui;
+
+import android.app.Activity;
+import android.content.Context;
+import android.graphics.Canvas;
+import android.graphics.Paint;
+import android.graphics.Path;
+import android.os.Bundle;
+import android.util.MathUtils;
+import android.view.View;
+
+/**
+ * The point of this test is to ensure that we can cause many paths to be created, drawn,
+ * and destroyed without causing hangs or crashes. This tests the native reference counting
+ * scheme in particular, because we should be able to have the Java-level path finalized
+ * without destroying the underlying native path object until we are done referencing it
+ * in pending DisplayLists.
+ */
+public class PathDestructionActivity extends Activity {
+
+ private static final int MIN_SIZE = 20;
+ @Override
+ protected void onCreate(Bundle savedInstanceState) {
+ super.onCreate(savedInstanceState);
+
+ MyView view = new MyView(this);
+ setContentView(view);
+ }
+
+ private static class MyView extends View {
+ Paint strokePaint = new Paint(Paint.ANTI_ALIAS_FLAG);
+ Paint fillPaint = new Paint(Paint.ANTI_ALIAS_FLAG);
+ Paint fillAndStrokePaint = new Paint(Paint.ANTI_ALIAS_FLAG);
+
+ private MyView(Context context) {
+ super(context);
+ strokePaint.setStyle(Paint.Style.STROKE);
+ fillPaint.setStyle(Paint.Style.FILL);
+ fillAndStrokePaint.setStyle(Paint.Style.FILL_AND_STROKE);
+ }
+
+ private Path getRandomPath() {
+ float left, top, right, bottom;
+ left = MathUtils.random(getWidth() - MIN_SIZE);
+ top = MathUtils.random(getHeight() - MIN_SIZE);
+ right = left + MathUtils.random(getWidth() - left);
+ bottom = top + MathUtils.random(getHeight() - top);
+ Path path = new Path();
+ path.moveTo(left, top);
+ path.lineTo(right, top);
+ path.lineTo(right, bottom);
+ path.lineTo(left, bottom);
+ path.close();
+ return path;
+ }
+
+ private int getRandomColor() {
+ int red = MathUtils.random(255);
+ int green = MathUtils.random(255);
+ int blue = MathUtils.random(255);
+ return 0xff000000 | red << 16 | green << 8 | blue;
+ }
+
+ @Override
+ protected void onDraw(Canvas canvas) {
+ Path path;
+ for (int i = 0; i < 15; ++i) {
+ path = getRandomPath();
+ strokePaint.setColor(getRandomColor());
+ canvas.drawPath(path, strokePaint);
+ path = null;
+ path = getRandomPath();
+ fillPaint.setColor(getRandomColor());
+ canvas.drawPath(path, fillPaint);
+ path = null;
+ path = getRandomPath();
+ fillAndStrokePaint.setColor(getRandomColor());
+ canvas.drawPath(path, fillAndStrokePaint);
+ path = null;
+ }
+
+ invalidate();
+ }
+ }
+}