tests/tests/uirendering/src/android/uirendering/cts/differencevisualizers/PassFailVisualizer.java

/*
 * Copyright (C) 2014 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 android.uirendering.cts.differencevisualizers;

import android.graphics.Color;

/**
 * This class creates difference maps that show which pixels were correct, and which weren't
 */
public class PassFailVisualizer extends DifferenceVisualizer {
    /**
     * This method will return a bitmap where white is same red is different
     * @param ideal the desired result
     * @param given the produced result
     */
    @Override
    public int[] getDifferences(int[] ideal, int[] given) {
        int[] output = new int[ideal.length];
        for (int y = 0; y < output.length; y++) {
            if (ideal[y] == given[y]) {
                output[y] = Color.WHITE;
            } else {
                output[y] = Color.RED;
            }
        }
        return output;
    }
}