1 files changed, 96 insertions, 0 deletions
diff --git a/tests/UiBench/src/com/android/test/uibench/BitmapUploadActivity.java b/tests/UiBench/src/com/android/test/uibench/BitmapUploadActivity.java
new file mode 100644
index 0000000..e2bf897
--- /dev/null
+++ b/tests/UiBench/src/com/android/test/uibench/BitmapUploadActivity.java
@@ -0,0 +1,96 @@
+/*
+ * Copyright (C) 2015 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.uibench;
+
+import android.animation.ObjectAnimator;
+import android.animation.ValueAnimator;
+import android.content.Context;
+import android.graphics.Bitmap;
+import android.graphics.Canvas;
+import android.graphics.Color;
+import android.graphics.Rect;
+import android.os.Bundle;
+import android.support.v7.app.AppCompatActivity;
+import android.util.AttributeSet;
+import android.util.DisplayMetrics;
+import android.view.View;
+
+public class BitmapUploadActivity extends AppCompatActivity {
+    public static class UploadView extends View {
+        private int mColorValue;
+        private Bitmap mBitmap;
+        private final DisplayMetrics mMetrics = new DisplayMetrics();
+        private final Rect mRect = new Rect();
+
+        public UploadView(Context context, AttributeSet attrs) {
+            super(context, attrs);
+        }
+
+        @SuppressWarnings("unused")
+        public void setColorValue(int colorValue) {
+            if (colorValue == mColorValue) return;
+
+            mColorValue = colorValue;
+
+            // modify the bitmap's color to ensure it's uploaded to the GPU
+            mBitmap.eraseColor(Color.rgb(mColorValue, 255 - mColorValue, 255));
+
+            invalidate();
+        }
+
+        @Override
+        protected void onAttachedToWindow() {
+            super.onAttachedToWindow();
+
+            getDisplay().getMetrics(mMetrics);
+            int minDisplayDimen = Math.min(mMetrics.widthPixels, mMetrics.heightPixels);
+            int bitmapSize = Math.min((int) (minDisplayDimen * 0.75), 720);
+            if (mBitmap == null
+                    || mBitmap.getWidth() != bitmapSize
+                    || mBitmap.getHeight() != bitmapSize) {
+                mBitmap = Bitmap.createBitmap(bitmapSize, bitmapSize, Bitmap.Config.ARGB_8888);
+            }
+        }
+
+        @Override
+        protected void onDraw(Canvas canvas) {
+            if (mBitmap != null) {
+                mRect.set(0, 0, getWidth(), getHeight());
+                canvas.drawBitmap(mBitmap, null, mRect, null);
+            }
+        }
+    }
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        setContentView(R.layout.activity_bitmap_upload);
+
+        // animate color to force bitmap uploads
+        UploadView uploadView = (UploadView) findViewById(R.id.upload_view);
+        ObjectAnimator colorValueAnimator = ObjectAnimator.ofInt(uploadView, "colorValue", 0, 255);
+        colorValueAnimator.setRepeatMode(ValueAnimator.REVERSE);
+        colorValueAnimator.setRepeatCount(ValueAnimator.INFINITE);
+        colorValueAnimator.start();
+
+        // animate scene root to guarantee there's a minimum amount of GPU rendering work
+        View uploadRoot = findViewById(R.id.upload_root);
+        ObjectAnimator yAnimator = ObjectAnimator.ofFloat(uploadRoot, "translationY", 0, 100);
+        yAnimator.setRepeatMode(ValueAnimator.REVERSE);
+        yAnimator.setRepeatCount(ValueAnimator.INFINITE);
+        yAnimator.start();
+    }
+}