BroadphasePerformanceTest.java

package org.jbox2d.profile;

import org.jbox2d.collision.broadphase.DynamicTreeFlatNodes;
import org.jbox2d.common.Vec2;
import org.jbox2d.dynamics.World;
import org.jbox2d.pooling.IWorldPool;
import org.jbox2d.pooling.normal.DefaultWorldPool;
import org.jbox2d.profile.worlds.PerformanceTestWorld;
import org.jbox2d.profile.worlds.PistonWorld;

public class BroadphasePerformanceTest extends BasicPerformanceTest {

  private static int NUM_TESTS = 2;
  private PerformanceTestWorld world;

  public BroadphasePerformanceTest(int iters, PerformanceTestWorld world) {
    super(NUM_TESTS, iters, 1000);
    this.world = world;
    setFormat(ResultFormat.MILLISECONDS);
  }

  public static void main(String[] args) {
    BroadphasePerformanceTest benchmark = new BroadphasePerformanceTest(10, new PistonWorld());
    benchmark.go();
  }

  public void setupTest(int testNum) {
    World w;
    IWorldPool pool = new DefaultWorldPool(50, 50);
    if (testNum == 0) {
      w = new World(new Vec2(0.0f, -10.0f), pool);
    } else {
      w = new World(new Vec2(0, -10), pool, new DynamicTreeFlatNodes());
    }
    world.setupWorld(w);
  }

  @Override
  public void step(int testNum) {
    world.step();
  }

  @Override
  public String getTestName(int testNum) {
    switch (testNum) {
      case 0:
        return "Normal";
      case 1:
        return "Flat";
      default:
        return "";
    }
  }
}