/*
* Copyright (c) 2009-2012 jMonkeyEngine
* All rights reserved.
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* * Redistributions of source code must retain the above copyright
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*
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
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* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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*/
package jme3test.light;
import com.jme3.app.BasicProfilerState;
import com.jme3.app.SimpleApplication;
import com.jme3.font.BitmapText;
import com.jme3.input.KeyInput;
import com.jme3.input.controls.ActionListener;
import com.jme3.input.controls.KeyTrigger;
import com.jme3.light.AmbientLight;
import com.jme3.light.DirectionalLight;
import com.jme3.light.Light;
import com.jme3.light.LightList;
import com.jme3.light.PointLight;
import com.jme3.light.SpotLight;
import com.jme3.material.Material;
import com.jme3.material.TechniqueDef;
import com.jme3.math.ColorRGBA;
import com.jme3.math.FastMath;
import com.jme3.math.Quaternion;
import com.jme3.math.Vector3f;
import com.jme3.renderer.RenderManager;
import com.jme3.renderer.ViewPort;
import com.jme3.scene.Geometry;
import com.jme3.scene.LightNode;
import com.jme3.scene.Node;
import com.jme3.scene.Spatial;
import com.jme3.scene.control.AbstractControl;
import com.jme3.scene.shape.Box;
import com.jme3.util.MaterialDebugAppState;
public class TestManyLightsSingle extends SimpleApplication {
public static void main(String[] args) {
TestManyLightsSingle app = new TestManyLightsSingle();
app.start();
}
/**
* Switch mode with space bar at run time
*/
TechniqueDef.LightMode lm = TechniqueDef.LightMode.SinglePass;
@Override
public void simpleInitApp() {
renderManager.setPreferredLightMode(lm);
renderManager.setSinglePassLightBatchSize(6);
flyCam.setMoveSpeed(10);
Node scene = (Node) assetManager.loadModel("Scenes/ManyLights/Main.scene");
rootNode.attachChild(scene);
Node n = (Node) rootNode.getChild(0);
final LightList lightList = n.getWorldLightList();
final Geometry g = (Geometry) n.getChild("Grid-geom-1");
g.getMaterial().setColor("Ambient", new ColorRGBA(0.2f, 0.2f, 0.2f, 1f));
/* A colored lit cube. Needs light source! */
Box boxMesh = new Box(1f, 1f, 1f);
final Geometry boxGeo = new Geometry("Colored Box", boxMesh);
Material boxMat = g.getMaterial().clone();
boxMat.clearParam("DiffuseMap");
boxMat.setBoolean("UseMaterialColors", true);
boxMat.setColor("Ambient", new ColorRGBA(0.2f, 0.2f, 0.2f, 1f));
boxMat.setColor("Diffuse", ColorRGBA.Blue);
boxGeo.setMaterial(boxMat);
final Node cubeNodes = new Node();
n.attachChild(cubeNodes);
int nb = 0;
for (Light light : lightList) {
nb++;
PointLight p = (PointLight) light;
if (nb > 60) {
n.removeLight(light);
} else {
LightNode ln = new LightNode("l", light);
n.attachChild(ln);
ln.setLocalTranslation(p.getPosition());
int rand = FastMath.nextRandomInt(0, 3);
switch (rand) {
case 0:
light.setColor(ColorRGBA.Red);
// ln.addControl(new MoveControl(5f));
break;
case 1:
light.setColor(ColorRGBA.Yellow);
// ln.addControl(new MoveControl(5f));
break;
case 2:
light.setColor(ColorRGBA.Green);
//ln.addControl(new MoveControl(-5f));
break;
case 3:
light.setColor(ColorRGBA.Orange);
//ln.addControl(new MoveControl(-5f));
break;
}
}
Geometry b = boxGeo.clone(false);
cubeNodes.attachChild(b);
b.setLocalTranslation(p.getPosition().x, 2, p.getPosition().z);
}
// cam.setLocation(new Vector3f(3.1893547f, 17.977385f, 30.8378f));
// cam.setRotation(new Quaternion(0.14317635f, 0.82302624f, -0.23777823f, 0.49557027f));
cam.setLocation(new Vector3f(-1.8901939f, 29.34097f, 73.07533f));
cam.setRotation(new Quaternion(0.0021000702f, 0.971012f, -0.23886925f, 0.008527749f));
BasicProfilerState profiler = new BasicProfilerState(true);
profiler.setGraphScale(1000f);
// getStateManager().attach(profiler);
// guiNode.setCullHint(CullHint.Always);
flyCam.setDragToRotate(true);
flyCam.setMoveSpeed(50);
final MaterialDebugAppState debug = new MaterialDebugAppState();
stateManager.attach(debug);
inputManager.addListener(new ActionListener() {
public void onAction(String name, boolean isPressed, float tpf) {
if (name.equals("toggle") && isPressed) {
if (lm == TechniqueDef.LightMode.SinglePass) {
lm = TechniqueDef.LightMode.MultiPass;
helloText.setText("(Multi pass)");
} else {
lm = TechniqueDef.LightMode.SinglePass;
helloText.setText("(Single pass) nb lights per batch : " + renderManager.getSinglePassLightBatchSize());
}
renderManager.setPreferredLightMode(lm);
reloadScene(g, boxGeo, cubeNodes);
}
if (name.equals("lightsUp") && isPressed) {
renderManager.setSinglePassLightBatchSize(renderManager.getSinglePassLightBatchSize() + 1);
helloText.setText("(Single pass) nb lights per batch : " + renderManager.getSinglePassLightBatchSize());
}
if (name.equals("lightsDown") && isPressed) {
renderManager.setSinglePassLightBatchSize(renderManager.getSinglePassLightBatchSize() - 1);
helloText.setText("(Single pass) nb lights per batch : " + renderManager.getSinglePassLightBatchSize());
}
if (name.equals("toggleOnOff") && isPressed) {
for (final Light light : lightList) {
if (light instanceof AmbientLight) {
continue;
}
light.setEnabled(!light.isEnabled());
}
}
}
}, "toggle", "lightsUp", "lightsDown", "toggleOnOff");
inputManager.addMapping("toggle", new KeyTrigger(KeyInput.KEY_SPACE));
inputManager.addMapping("lightsUp", new KeyTrigger(KeyInput.KEY_UP));
inputManager.addMapping("lightsDown", new KeyTrigger(KeyInput.KEY_DOWN));
inputManager.addMapping("toggleOnOff", new KeyTrigger(KeyInput.KEY_L));
SpotLight spot = new SpotLight();
spot.setDirection(new Vector3f(-1f, -1f, -1f).normalizeLocal());
spot.setColor(ColorRGBA.Blue.mult(5));
spot.setSpotOuterAngle(FastMath.DEG_TO_RAD * 20);
spot.setSpotInnerAngle(FastMath.DEG_TO_RAD * 5);
spot.setPosition(new Vector3f(10, 10, 20));
rootNode.addLight(spot);
DirectionalLight dl = new DirectionalLight();
dl.setDirection(new Vector3f(-1, -1, 1));
rootNode.addLight(dl);
AmbientLight al = new AmbientLight();
al.setColor(new ColorRGBA(0.2f, 0.2f, 0.2f, 1f));
rootNode.addLight(al);
/**
* Write text on the screen (HUD)
*/
guiNode.detachAllChildren();
guiFont = assetManager.loadFont("Interface/Fonts/Default.fnt");
helloText = new BitmapText(guiFont, false);
helloText.setSize(guiFont.getCharSet().getRenderedSize());
helloText.setText("(Single pass) nb lights per batch : " + renderManager.getSinglePassLightBatchSize());
helloText.setLocalTranslation(300, helloText.getLineHeight(), 0);
guiNode.attachChild(helloText);
}
protected void reloadScene(Geometry g, Geometry boxGeo, Node cubeNodes) {
MaterialDebugAppState debug = stateManager.getState(MaterialDebugAppState.class);
Material m = debug.reloadMaterial(g.getMaterial());
if (m != null) {
g.setMaterial(m);
}
m = debug.reloadMaterial(boxGeo.getMaterial());
if (m != null) {
cubeNodes.setMaterial(m);
}
}
BitmapText helloText;
long time;
long nbFrames;
long startTime = 0;
@Override
public void simpleUpdate(float tpf) {
// if (nbFrames == 4000) {
// startTime = System.nanoTime();
// }
// if (nbFrames > 4000) {
// time = System.nanoTime();
// float average = ((float) time - (float) startTime) / ((float) nbFrames - 4000f);
// helloText.setText("Average = " + average);
// }
// nbFrames++;
}
class MoveControl extends AbstractControl {
float direction;
Vector3f origPos = new Vector3f();
public MoveControl(float direction) {
this.direction = direction;
}
@Override
public void setSpatial(Spatial spatial) {
super.setSpatial(spatial); //To change body of generated methods, choose Tools | Templates.
origPos.set(spatial.getLocalTranslation());
}
float time = 0;
@Override
protected void controlUpdate(float tpf) {
time += tpf;
spatial.setLocalTranslation(origPos.x + FastMath.cos(time) * direction, origPos.y, origPos.z + FastMath.sin(time) * direction);
}
@Override
protected void controlRender(RenderManager rm, ViewPort vp) {
}
}
}