1 /* 2 * Copyright (C) 2010 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package com.replica.replicaisland; 18 19 /** 20 * A pool of 2D vectors. 21 */ 22 public class VectorPool extends TObjectPool<Vector2> { 23 24 public VectorPool() { 25 super(); 26 } 27 28 @Override 29 protected void fill() { 30 for (int x = 0; x < getSize(); x++) { 31 getAvailable().add(new Vector2()); 32 } 33 } 34 35 @Override 36 public void release(Object entry) { 37 ((Vector2)entry).zero(); 38 super.release(entry); 39 } 40 41 /** Allocates a vector and assigns the value of the passed source vector to it. */ 42 public Vector2 allocate(Vector2 source) { 43 Vector2 entry = super.allocate(); 44 entry.set(source); 45 return entry; 46 } 47 48 } 49