/** Activate shadow casting and light direction */
private void initShadows() {
bsr = new BasicShadowRenderer(assetManager, 256);
bsr.setDirection(new Vector3f(-1, -1, -1).normalizeLocal());
viewPort.addProcessor(bsr);
// Default mode is Off -- Every node declares own shadow mode!
rootNode.setShadowMode(ShadowMode.Off);
}
@Override
public void simpleUpdate(float tpf) {
Camera shadowCam = bsr.getShadowCamera();
ShadowUtil.updateFrustumPoints2(shadowCam, points);
frustum.update(points);
// rotate teapot around Y axis
teapot.rotate(0, tpf * 0.25f, 0);
}
@Override
public void simpleInitApp() {
// put the camera in a bad position
cam.setLocation(new Vector3f(0.7804813f, 1.7502685f, -2.1556435f));
cam.setRotation(new Quaternion(0.1961598f, -0.7213164f, 0.2266092f, 0.6243975f));
cam.setFrustumFar(10);
Material mat = assetManager.loadMaterial("Common/Materials/WhiteColor.j3m");
rootNode.setShadowMode(ShadowMode.Off);
Box floor = new Box(Vector3f.ZERO, 3, 0.1f, 3);
Geometry floorGeom = new Geometry("Floor", floor);
floorGeom.setMaterial(mat);
floorGeom.setLocalTranslation(0, -0.2f, 0);
floorGeom.setShadowMode(ShadowMode.Receive);
rootNode.attachChild(floorGeom);
teapot = assetManager.loadModel("Models/Teapot/Teapot.obj");
teapot.setLocalScale(2f);
teapot.setMaterial(mat);
teapot.setShadowMode(ShadowMode.CastAndReceive);
rootNode.attachChild(teapot);
// lightMdl = new Geometry("Light", new Sphere(10, 10, 0.1f));
// lightMdl.setMaterial(mat);
// // disable shadowing for light representation
// lightMdl.setShadowMode(ShadowMode.Off);
// rootNode.attachChild(lightMdl);
bsr = new BasicShadowRenderer(assetManager, 512);
bsr.setDirection(new Vector3f(-1, -1, -1).normalizeLocal());
viewPort.addProcessor(bsr);
frustum = new WireFrustum(bsr.getPoints());
frustumMdl = new Geometry("f", frustum);
frustumMdl.setCullHint(Spatial.CullHint.Never);
frustumMdl.setShadowMode(ShadowMode.Off);
frustumMdl.setMaterial(new Material(assetManager, "Common/MatDefs/Misc/Unshaded.j3md"));
frustumMdl.getMaterial().getAdditionalRenderState().setWireframe(true);
frustumMdl.getMaterial().setColor("Color", ColorRGBA.Red);
rootNode.attachChild(frustumMdl);
}