org.jbox2d.pooling.arrays.Vec2Array Maven / Gradle / Ivy
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* Copyright (c) 2013, Daniel Murphy
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package org.jbox2d.pooling.arrays;
import com.almasb.fxgl.core.math.Vec2;
import java.util.HashMap;
/**
* not thread safe Vec2[] pool
* @author dmurph
*
*/
public class Vec2Array {
private final HashMap map = new HashMap();
public Vec2[] get(int argLength) {
assert (argLength > 0);
if (!map.containsKey(argLength)) {
map.put(argLength, getInitializedArray(argLength));
}
assert (map.get(argLength).length == argLength) : "Array not built of correct length";
return map.get(argLength);
}
protected Vec2[] getInitializedArray(int argLength) {
final Vec2[] ray = new Vec2[argLength];
for (int i = 0; i < ray.length; i++) {
ray[i] = new Vec2();
}
return ray;
}
}