| /* |
| * 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 androidx.appcompat.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 = 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(); |
| } |
| } |