Add support for SweepGradient in the GL renderer.

Change-Id: I7aa397ed4e34655ead9ba1f5b4ce087665e0f022
diff --git a/tests/HwAccelerationTest/AndroidManifest.xml b/tests/HwAccelerationTest/AndroidManifest.xml
index 8a08c48..af71a0f 100644
--- a/tests/HwAccelerationTest/AndroidManifest.xml
+++ b/tests/HwAccelerationTest/AndroidManifest.xml
@@ -31,6 +31,15 @@
         </activity>
         
         <activity
+                android:name="AdvancedGradientsActivity"
+                android:label="_Advanced Gradients">
+            <intent-filter>
+                <action android:name="android.intent.action.MAIN" />
+                <category android:name="android.intent.category.LAUNCHER" />
+            </intent-filter>
+        </activity>
+        
+        <activity
                 android:name="ResizeActivity"
                 android:label="_Resize"
                 android:windowSoftInputMode="adjustResize">
@@ -250,7 +259,7 @@
 
         <activity
                 android:name="AdvancedBlendActivity"
-                android:label="_AdvancedBlend">
+                android:label="_Advanced Blend">
             <intent-filter>
                 <action android:name="android.intent.action.MAIN" />
                 <category android:name="android.intent.category.LAUNCHER" />
diff --git a/tests/HwAccelerationTest/src/com/android/test/hwui/AdvancedGradientsActivity.java b/tests/HwAccelerationTest/src/com/android/test/hwui/AdvancedGradientsActivity.java
new file mode 100644
index 0000000..e232021
--- /dev/null
+++ b/tests/HwAccelerationTest/src/com/android/test/hwui/AdvancedGradientsActivity.java
@@ -0,0 +1,96 @@
+/*
+ * Copyright (C) 2010 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.Matrix;
+import android.graphics.Paint;
+import android.graphics.RadialGradient;
+import android.graphics.Shader;
+import android.graphics.SweepGradient;
+import android.os.Bundle;
+import android.view.View;
+
+@SuppressWarnings({"UnusedDeclaration"})
+public class AdvancedGradientsActivity extends Activity {
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+
+        setContentView(new GradientsView(this));
+    }
+
+    static class GradientsView extends View {
+        private final Paint mPaint;
+        private final SweepGradient mSweepGradient;
+        private final RadialGradient mRadialGradient;
+        private final Matrix mMatrix;
+        private final Matrix mMatrix2;
+
+        GradientsView(Context c) {
+            super(c);
+
+            mSweepGradient = new SweepGradient(100.0f, 100.0f, 0xff000000, 0xffffffff);
+            mRadialGradient = new RadialGradient(100.0f, 100.0f, 100.0f, 0xff000000, 0xffffffff,
+                    Shader.TileMode.MIRROR);
+            
+            mMatrix = new Matrix();
+            mMatrix.setTranslate(50.0f, 50.0f);
+
+            mMatrix2 = new Matrix();
+            mMatrix2.setScale(2.0f, 2.0f);
+            
+            mPaint = new Paint();
+        }
+
+        @Override
+        protected void onDraw(Canvas canvas) {
+            super.onDraw(canvas);
+            canvas.drawRGB(255, 255, 255);
+
+            // Bitmap shaders
+            canvas.save();
+            canvas.translate(130.0f, 100.0f);
+
+            mSweepGradient.setLocalMatrix(null);
+            mPaint.setShader(mSweepGradient);
+            canvas.drawRect(0.0f, 0.0f, 200.0f, 200.0f, mPaint);
+
+            canvas.translate(400.0f, 000.0f);
+            
+            mPaint.setShader(mRadialGradient);
+            canvas.drawRect(0.0f, 0.0f, 200.0f, 200.0f, mPaint);
+
+            canvas.translate(400.0f, 000.0f);
+            
+            mSweepGradient.setLocalMatrix(mMatrix);
+            mPaint.setShader(mSweepGradient);
+            canvas.drawRect(0.0f, 0.0f, 200.0f, 200.0f, mPaint);
+
+            canvas.translate(-800.0f, 300.0f);
+            
+            mSweepGradient.setLocalMatrix(mMatrix2);
+            mPaint.setShader(mSweepGradient);
+            canvas.drawRect(0.0f, 0.0f, 200.0f, 200.0f, mPaint);
+            
+            
+            canvas.restore();
+        }
+    }
+}