57 lines
1.8 KiB
Java
57 lines
1.8 KiB
Java
/*
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* Copyright (C) 2010 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package com.hippo.gl.util;
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import android.graphics.Color;
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import com.hippo.yorozuya.AssertUtils;
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public class GalleryUtils {
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private static final String TAG = "GalleryUtils";
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public static float[] intColorToFloatARGBArray(int from) {
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return new float[] {
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Color.alpha(from) / 255f,
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Color.red(from) / 255f,
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Color.green(from) / 255f,
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Color.blue(from) / 255f
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};
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}
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public static int floatARGBArrayTointColor(float[] from) {
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return Color.argb((int) (from[0] * 255), (int) (from[1] * 255), (int) (from[2] * 255), (int) (from[3] * 255));
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}
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// Below are used the detect using database in the render thread. It only
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// works most of the time, but that's ok because it's for debugging only.
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private static volatile Thread sCurrentThread;
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public static void setRenderThread() {
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sCurrentThread = Thread.currentThread();
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}
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public static boolean isRenderThread() {
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return sCurrentThread == Thread.currentThread();
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}
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public static void assertInRenderThread() {
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AssertUtils.assertEquals("Should not do this in render thread", sCurrentThread, Thread.currentThread());
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}
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}
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