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
17package com.replica.replicaisland;
18
19/**
20 * A pool of 2D vectors.
21 */
22public 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