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package jme3test.light.pbr;
import com.jme3.app.SimpleApplication;
import com.jme3.bounding.BoundingSphere;
import com.jme3.environment.util.*;
import com.jme3.light.LightProbe;
import com.jme3.environment.LightProbeFactory;
import com.jme3.environment.EnvironmentCamera;
import com.jme3.environment.generation.JobProgressAdapter;
import com.jme3.input.ChaseCamera;
import com.jme3.input.KeyInput;
import com.jme3.input.controls.ActionListener;
import com.jme3.input.controls.KeyTrigger;
import com.jme3.light.DirectionalLight;
import com.jme3.material.Material;
import com.jme3.math.ColorRGBA;
import com.jme3.math.FastMath;
import com.jme3.math.Vector3f;
import com.jme3.post.FilterPostProcessor;
import com.jme3.post.filters.FXAAFilter;
import com.jme3.post.filters.ToneMapFilter;
import com.jme3.post.ssao.SSAOFilter;
import com.jme3.scene.Geometry;
import com.jme3.scene.Node;
import com.jme3.scene.Spatial;
import com.jme3.texture.plugins.ktx.KTXLoader;
import com.jme3.util.MaterialDebugAppState;
import com.jme3.util.SkyFactory;
import com.jme3.util.mikktspace.MikktspaceTangentGenerator;
/**
* A test case for PBR lighting.
* Still experimental.
*
* @author nehon
*/
public class TestPBRLighting extends SimpleApplication {
public static void main(String[] args) {
TestPBRLighting app = new TestPBRLighting();
app.start();
}
private Node tex;
private Node tex2;
private Geometry model;
private DirectionalLight dl;
private Node modelNode;
private int frame = 0;
private Material pbrMat;
@Override
public void simpleInitApp() {
assetManager.registerLoader(KTXLoader.class, "ktx");
viewPort.setBackgroundColor(ColorRGBA.White);
modelNode = (Node) new Node("modelNode");
model = (Geometry) assetManager.loadModel("Models/Tank/tank.j3o");
MikktspaceTangentGenerator.generate(model);
modelNode.attachChild(model);
dl = new DirectionalLight();
dl.setDirection(new Vector3f(-1, -1, -1).normalizeLocal());
rootNode.addLight(dl);
dl.setColor(ColorRGBA.White);
rootNode.attachChild(modelNode);
FilterPostProcessor fpp = new FilterPostProcessor(assetManager);
// fpp.addFilter(new FXAAFilter());
fpp.addFilter(new ToneMapFilter(Vector3f.UNIT_XYZ.mult(4.0f)));
// fpp.addFilter(new SSAOFilter(0.5f, 3, 0.2f, 0.2f));
viewPort.addProcessor(fpp);
//Spatial sky = SkyFactory.createSky(assetManager, "Textures/Sky/Sky_Cloudy.hdr", SkyFactory.EnvMapType.EquirectMap);
Spatial sky = SkyFactory.createSky(assetManager, "Textures/Sky/Path.hdr", SkyFactory.EnvMapType.EquirectMap);
//Spatial sky = SkyFactory.createSky(assetManager, "Textures/Sky/Bright/BrightSky.dds", SkyFactory.EnvMapType.CubeMap);
//Spatial sky = SkyFactory.createSky(assetManager, "Textures/Sky/road.hdr", SkyFactory.EnvMapType.EquirectMap);
rootNode.attachChild(sky);
pbrMat = assetManager.loadMaterial("Models/Tank/tank.j3m");
model.setMaterial(pbrMat);
final EnvironmentCamera envCam = new EnvironmentCamera(128, new Vector3f(0, 3f, 0));
stateManager.attach(envCam);
// EnvironmentManager envManager = new EnvironmentManager();
// stateManager.attach(envManager);
// envManager.setScene(rootNode);
LightsDebugState debugState = new LightsDebugState();
stateManager.attach(debugState);
ChaseCamera chaser = new ChaseCamera(cam, modelNode, inputManager);
chaser.setDragToRotate(true);
chaser.setMinVerticalRotation(-FastMath.HALF_PI);
chaser.setMaxDistance(1000);
chaser.setSmoothMotion(true);
chaser.setRotationSensitivity(10);
chaser.setZoomSensitivity(5);
flyCam.setEnabled(false);
//flyCam.setMoveSpeed(100);
inputManager.addListener(new ActionListener() {
@Override
public void onAction(String name, boolean isPressed, float tpf) {
if (name.equals("debug") && isPressed) {
if (tex == null) {
return;
}
if (tex.getParent() == null && tex2.getParent() == null) {
guiNode.attachChild(tex);
} else if (tex2.getParent() == null){
tex.removeFromParent();
guiNode.attachChild(tex2);
} else {
tex2.removeFromParent();
}
}
if (name.equals("up") && isPressed) {
model.move(0, tpf * 100f, 0);
}
if (name.equals("down") && isPressed) {
model.move(0, -tpf * 100f, 0);
}
if (name.equals("left") && isPressed) {
model.move(0, 0, tpf * 100f);
}
if (name.equals("right") && isPressed) {
model.move(0, 0, -tpf * 100f);
}
if (name.equals("light") && isPressed) {
dl.setDirection(cam.getDirection().normalize());
}
}
}, "toggle", "light", "up", "down", "left", "right", "debug");
inputManager.addMapping("toggle", new KeyTrigger(KeyInput.KEY_RETURN));
inputManager.addMapping("light", new KeyTrigger(KeyInput.KEY_F));
inputManager.addMapping("up", new KeyTrigger(KeyInput.KEY_UP));
inputManager.addMapping("down", new KeyTrigger(KeyInput.KEY_DOWN));
inputManager.addMapping("left", new KeyTrigger(KeyInput.KEY_LEFT));
inputManager.addMapping("right", new KeyTrigger(KeyInput.KEY_RIGHT));
inputManager.addMapping("debug", new KeyTrigger(KeyInput.KEY_D));
MaterialDebugAppState debug = new MaterialDebugAppState();
debug.registerBinding("Common/MatDefs/Light/PBRLighting.frag", rootNode);
getStateManager().attach(debug);
}
@Override
public void simpleUpdate(float tpf) {
frame++;
if (frame == 2) {
modelNode.removeFromParent();
final LightProbe probe = LightProbeFactory.makeProbe(stateManager.getState(EnvironmentCamera.class), rootNode, new JobProgressAdapter<LightProbe>() {
@Override
public void done(LightProbe result) {
System.err.println("Done rendering env maps");
tex = EnvMapUtils.getCubeMapCrossDebugViewWithMipMaps(result.getPrefilteredEnvMap(), assetManager);
tex2 = EnvMapUtils.getCubeMapCrossDebugView(result.getIrradianceMap(), assetManager);
}
});
((BoundingSphere)probe.getBounds()).setRadius(100);
rootNode.addLight(probe);
//getStateManager().getState(EnvironmentManager.class).addEnvProbe(probe);
}
if (frame > 10 && modelNode.getParent() == null) {
rootNode.attachChild(modelNode);
}
}
}