Java tutorial
//package com.java2s; /* * Copyright (C) 2008 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. */ public class Main { /** * Returns the interpolated view alpha for the effect we want when scrolling pages. */ public static float viewAlphaInterpolator(float r) { final float pivot = 0.95f; if (r < pivot) { return (float) Math.pow(r / pivot, 1.5f); } else { return 1.0f; } } }