EdgeTest.java

package org.jbox2d.testbed.tests;

import org.jbox2d.collision.shapes.CircleShape;
import org.jbox2d.collision.shapes.EdgeShape;
import org.jbox2d.collision.shapes.PolygonShape;
import org.jbox2d.common.Vec2;
import org.jbox2d.dynamics.Body;
import org.jbox2d.dynamics.BodyDef;
import org.jbox2d.dynamics.BodyType;
import org.jbox2d.testbed.framework.TestbedTest;

public class EdgeTest extends TestbedTest {

  @Override
  public void initTest(boolean deserialized) {
    {
      Body ground = getGroundBody();

      Vec2 v1 = new Vec2(-10.0f, 0.0f), v2 = new Vec2(-7.0f, -2.0f), v3 = new Vec2(-4.0f, 0.0f);
      Vec2 v4 = new Vec2(0.0f, 0.0f), v5 = new Vec2(4.0f, 0.0f), v6 = new Vec2(7.0f, 2.0f), v7 =
          new Vec2(10.0f, 0.0f);

      EdgeShape shape = new EdgeShape();

      shape.set(v1, v2);
      shape.m_hasVertex3 = true;
      shape.m_vertex3.set(v3);
      ground.createFixture(shape, 0.0f);

      shape.set(v2, v3);
      shape.m_hasVertex0 = true;
      shape.m_hasVertex3 = true;
      shape.m_vertex0.set(v1);
      shape.m_vertex3.set(v4);
      ground.createFixture(shape, 0.0f);

      shape.set(v3, v4);
      shape.m_hasVertex0 = true;
      shape.m_hasVertex3 = true;
      shape.m_vertex0.set(v2);
      shape.m_vertex3.set(v5);
      ground.createFixture(shape, 0.0f);

      shape.set(v4, v5);
      shape.m_hasVertex0 = true;
      shape.m_hasVertex3 = true;
      shape.m_vertex0.set(v3);
      shape.m_vertex3.set(v6);
      ground.createFixture(shape, 0.0f);

      shape.set(v5, v6);
      shape.m_hasVertex0 = true;
      shape.m_hasVertex3 = true;
      shape.m_vertex0.set(v4);
      shape.m_vertex3.set(v7);
      ground.createFixture(shape, 0.0f);

      shape.set(v6, v7);
      shape.m_hasVertex0 = true;
      shape.m_vertex0.set(v5);
      ground.createFixture(shape, 0.0f);
    }

    {
      BodyDef bd = new BodyDef();
      bd.type = BodyType.DYNAMIC;
      bd.position.set(-0.5f, 0.6f);
      bd.allowSleep = false;
      Body body = m_world.createBody(bd);

      CircleShape shape = new CircleShape();
      shape.m_radius = 0.5f;

      body.createFixture(shape, 1.0f);
    }

    {
      BodyDef bd = new BodyDef();
      bd.type = BodyType.DYNAMIC;
      bd.position.set(1.0f, 0.6f);
      bd.allowSleep = false;
      Body body = m_world.createBody(bd);

      PolygonShape shape = new PolygonShape();
      shape.setAsBox(0.5f, 0.5f);

      body.createFixture(shape, 1.0f);
    }
  }

  @Override
  public String getTestName() {
    return "Edge Test";
  }

}