@Override public void dispose() { // Deleting the active contact listener, also disables that particular type of contact listener. if (contactListener != null) contactListener.dispose(); contactListener = null; super.dispose(); }
@Override public void create() { super.create(); final Model sphereModel = modelBuilder.createSphere( 1f, 1f, 1f, 8, 8, new Material( ColorAttribute.createDiffuse(Color.WHITE), ColorAttribute.createSpecular(Color.WHITE)), Usage.Position | Usage.Normal); disposables.add(sphereModel); final BulletConstructor sphereConstructor = new BulletConstructor(sphereModel, 0.5f, new btSphereShape(0.5f)); sphereConstructor.bodyInfo.setRestitution(1f); world.addConstructor("sphere", sphereConstructor); final Model sceneModel = objLoader.loadModel(Gdx.files.internal("data/scene.obj")); disposables.add(sceneModel); final BulletConstructor sceneConstructor = new BulletConstructor(sceneModel, 0f, new btBvhTriangleMeshShape(sceneModel.meshParts)); sceneConstructor.bodyInfo.setRestitution(0.25f); world.addConstructor("scene", sceneConstructor); final BulletEntity scene = world.add("scene", (new Matrix4()).setToTranslation(0f, 2f, 0f).rotate(Vector3.Y, -90)); scene.setColor( 0.25f + 0.5f * (float) Math.random(), 0.25f + 0.5f * (float) Math.random(), 0.25f + 0.5f * (float) Math.random(), 1f); scene.body.setContactCallbackFlag(2); world .add("ground", 0f, 0f, 0f) .setColor( 0.25f + 0.5f * (float) Math.random(), 0.25f + 0.5f * (float) Math.random(), 0.25f + 0.5f * (float) Math.random(), 1f); for (int x = 0; x < SPHERECOUNT_X; x++) { for (int y = 0; y < SPHERECOUNT_Y; y++) { for (int z = 0; z < SPHERECOUNT_Z; z++) { final BulletEntity e = (BulletEntity) world.add( "sphere", SPHEREOFFSET_X + x * 3f, SPHEREOFFSET_Y + y * 3f, SPHEREOFFSET_Z + z * 3f); e.setColor( 0.5f + 0.5f * (float) Math.random(), 0.5f + 0.5f * (float) Math.random(), 0.5f + 0.5f * (float) Math.random(), 1f); e.body.setContactCallbackFilter(2); } } } if (USE_CONTACT_CACHE) { contactCache = new TestContactCache(); contactCache.entities = world.entities; contactCache.setCacheTime(0.5f); } else { contactListener = new TestContactListener(); contactListener.entities = world.entities; } time = 0; }