Here you can find the source of lerpQuad(double p0, double k0, double p1, double t)
public static double lerpQuad(double p0, double k0, double p1, double t)
//package com.java2s; /*// w w w. j a v a 2 s . c o m * Copyright 2011 Mark McKay * * 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 { public static double lerpQuad(double p0, double k0, double p1, double t) { return p0 * (1 - t) * (1 - t) + 2 * k0 * (1 - t) * t + p1 * t * t; } }