Java tutorial
//package com.java2s; /* * Copyright (C) 2013 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. */ import java.util.Random; public class Main { public static void genRandom(long seed, int factor, int offset, float array[]) { Random r = new Random(seed); for (int i = 0; i < array.length; i++) { array[i] = r.nextFloat() * factor + offset; } } public static void genRandom(long seed, int factor, int offset, float array[], int stride, int skip) { Random r = new Random(seed); for (int i = 0; i < array.length / stride; i++) { for (int j = 0; j < stride; j++) { if (j >= stride - skip) array[i * stride + j] = 0; else array[i * stride + j] = r.nextFloat() * factor + offset; } } } public static void genRandom(long seed, int max, int factor, int offset, int array[]) { Random r = new Random(seed); for (int i = 0; i < array.length; i++) { array[i] = (r.nextInt(max) * factor + offset); } } public static void genRandom(long seed, int factor, int offset, int array[], int stride, int skip) { Random r = new Random(seed); for (int i = 0; i < array.length / stride; i++) { for (int j = 0; j < stride; j++) { if (j >= stride - skip) array[i * stride + j] = 0; else array[i * stride + j] = r.nextInt() * factor + offset; } } } public static void genRandom(long seed, int max, int factor, int offset, int array[], int stride, int skip) { Random r = new Random(seed); for (int i = 0; i < array.length / stride; i++) { for (int j = 0; j < stride; j++) { if (j >= stride - skip) array[i * stride + j] = 0; else array[i * stride + j] = r.nextInt(max) * factor + offset; } } } }