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* Copyright (c) 2009-2012 jMonkeyEngine
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package jme3test.light;
import com.jme3.app.SimpleApplication;
import com.jme3.export.JmeExporter;
import com.jme3.export.JmeImporter;
import com.jme3.export.Savable;
import com.jme3.font.BitmapText;
import com.jme3.input.KeyInput;
import com.jme3.input.controls.ActionListener;
import com.jme3.input.controls.AnalogListener;
import com.jme3.input.controls.KeyTrigger;
import com.jme3.light.AmbientLight;
import com.jme3.light.DirectionalLight;
import com.jme3.material.Material;
import com.jme3.math.ColorRGBA;
import com.jme3.math.FastMath;
import com.jme3.math.Quaternion;
import com.jme3.math.Vector2f;
import com.jme3.math.Vector3f;
import com.jme3.post.FilterPostProcessor;
import com.jme3.post.filters.FXAAFilter;
import com.jme3.renderer.RenderManager;
import com.jme3.renderer.ViewPort;
import com.jme3.renderer.queue.RenderQueue.ShadowMode;
import com.jme3.scene.Geometry;
import com.jme3.scene.Spatial;
import com.jme3.scene.control.AbstractControl;
import com.jme3.scene.control.Control;
import com.jme3.scene.shape.Box;
import com.jme3.scene.shape.Sphere;
import com.jme3.shadow.PssmShadowFilter;
import com.jme3.shadow.PssmShadowRenderer;
import com.jme3.shadow.PssmShadowRenderer.CompareMode;
import com.jme3.shadow.PssmShadowRenderer.FilterMode;
import com.jme3.texture.Texture;
import com.jme3.texture.Texture.WrapMode;
import com.jme3.util.SkyFactory;
import com.jme3.util.TangentBinormalGenerator;
import com.jme3.util.clone.Cloner;
import com.jme3.util.clone.JmeCloneable;
import java.io.IOException;
public class TestPssmShadow extends SimpleApplication implements ActionListener {
private Spatial[] obj;
private Material[] mat;
private boolean hardwareShadows = false;
private PssmShadowRenderer pssmRenderer;
private PssmShadowFilter pssmFilter;
private Geometry ground;
private Material matGroundU;
private Material matGroundL;
public static void main(String[] args) {
TestPssmShadow app = new TestPssmShadow();
app.start();
}
public void loadScene() {
obj = new Spatial[2];
mat = new Material[2];
mat[0] = assetManager.loadMaterial("Common/Materials/RedColor.j3m");
mat[1] = assetManager.loadMaterial("Textures/Terrain/Pond/Pond.j3m");
mat[1].setBoolean("UseMaterialColors", true);
mat[1].setColor("Ambient", ColorRGBA.White.mult(0.5f));
mat[1].setColor("Diffuse", ColorRGBA.White.clone());
obj[0] = new Geometry("sphere", new Sphere(30, 30, 2));
obj[0].setShadowMode(ShadowMode.CastAndReceive);
obj[1] = new Geometry("cube", new Box(1.0f, 1.0f, 1.0f));
obj[1].setShadowMode(ShadowMode.CastAndReceive);
TangentBinormalGenerator.generate(obj[1]);
TangentBinormalGenerator.generate(obj[0]);
for (int i = 0; i < 60; i++) {
Spatial t = obj[FastMath.nextRandomInt(0, obj.length - 1)].clone(false);
t.setLocalScale(FastMath.nextRandomFloat() * 10f);
t.setMaterial(mat[FastMath.nextRandomInt(0, mat.length - 1)]);
rootNode.attachChild(t);
t.setLocalTranslation(FastMath.nextRandomFloat() * 200f, FastMath.nextRandomFloat() * 30f + 20, 30f * (i + 2f));
}
Box b = new Box(1000, 2, 1000);
b.scaleTextureCoordinates(new Vector2f(10, 10));
ground = new Geometry("soil", b);
ground.setLocalTranslation(0, 10, 550);
matGroundU = new Material(assetManager, "Common/MatDefs/Misc/Unshaded.j3md");
matGroundU.setColor("Color", ColorRGBA.Green);
matGroundL = new Material(assetManager, "Common/MatDefs/Light/Lighting.j3md");
Texture grass = assetManager.loadTexture("Textures/Terrain/splat/grass.jpg");
grass.setWrap(WrapMode.Repeat);
matGroundL.setTexture("DiffuseMap", grass);
ground.setMaterial(matGroundL);
ground.setShadowMode(ShadowMode.CastAndReceive);
rootNode.attachChild(ground);
l = new DirectionalLight();
l.setDirection(new Vector3f(-1, -1, -1));
rootNode.addLight(l);
AmbientLight al = new AmbientLight();
al.setColor(ColorRGBA.White.mult(0.5f));
rootNode.addLight(al);
Spatial sky = SkyFactory.createSky(assetManager, "Scenes/Beach/FullskiesSunset0068.dds", false);
sky.setLocalScale(350);
rootNode.attachChild(sky);
}
DirectionalLight l;
@Override
public void simpleInitApp() {
// put the camera in a bad position
cam.setLocation(new Vector3f(65.25412f, 44.38738f, 9.087874f));
cam.setRotation(new Quaternion(0.078139365f, 0.050241485f, -0.003942559f, 0.9956679f));
flyCam.setMoveSpeed(100);
loadScene();
pssmRenderer = new PssmShadowRenderer(assetManager, 1024, 3);
//pssmRenderer.setDirection(new Vector3f(-1, -1, -1).normalizeLocal());
pssmRenderer.setDirection(new Vector3f(-0.5973172f, -0.56583486f, 0.8846725f).normalizeLocal());
pssmRenderer.setLambda(0.55f);
pssmRenderer.setShadowIntensity(0.6f);
pssmRenderer.setCompareMode(CompareMode.Software);
pssmRenderer.setFilterMode(FilterMode.Dither);
pssmRenderer.displayFrustum();
viewPort.addProcessor(pssmRenderer);
pssmFilter = new PssmShadowFilter(assetManager, 1024, 3);
//pssmFilter.setDirection(new Vector3f(-1, -1, -1).normalizeLocal());
pssmRenderer.setDirection(new Vector3f(-0.5973172f, -0.56583486f, 0.8846725f).normalizeLocal());
pssmFilter.setLambda(0.55f);
pssmFilter.setShadowIntensity(0.6f);
pssmFilter.setCompareMode(CompareMode.Software);
pssmFilter.setFilterMode(FilterMode.Dither);
pssmFilter.setEnabled(false);
// pssmFilter.setShadowZFadeLength(300);
// pssmFilter.setShadowZExtend(500);
FilterPostProcessor fpp = new FilterPostProcessor(assetManager);
// fpp.setNumSamples(4);
fpp.addFilter(pssmFilter);
viewPort.addProcessor(fpp);
initInputs();
}
BitmapText infoText;
private void initInputs() {
/** Write text on the screen (HUD) */
guiFont = assetManager.loadFont("Interface/Fonts/Default.fnt");
infoText = new BitmapText(guiFont, false);
infoText.setSize(guiFont.getCharSet().getRenderedSize());
inputManager.addMapping("toggle", new KeyTrigger(KeyInput.KEY_SPACE));
inputManager.addMapping("changeFiltering", new KeyTrigger(KeyInput.KEY_F));
inputManager.addMapping("ShadowUp", new KeyTrigger(KeyInput.KEY_T));
inputManager.addMapping("ShadowDown", new KeyTrigger(KeyInput.KEY_G));
inputManager.addMapping("ThicknessUp", new KeyTrigger(KeyInput.KEY_Y));
inputManager.addMapping("ThicknessDown", new KeyTrigger(KeyInput.KEY_H));
inputManager.addMapping("lambdaUp", new KeyTrigger(KeyInput.KEY_U));
inputManager.addMapping("lambdaDown", new KeyTrigger(KeyInput.KEY_J));
inputManager.addMapping("toggleHW", new KeyTrigger(KeyInput.KEY_RETURN));
inputManager.addMapping("switchGroundMat", new KeyTrigger(KeyInput.KEY_M));
inputManager.addMapping("splits", new KeyTrigger(KeyInput.KEY_X));
inputManager.addMapping("up", new KeyTrigger(KeyInput.KEY_NUMPAD8));
inputManager.addMapping("down", new KeyTrigger(KeyInput.KEY_NUMPAD2));
inputManager.addMapping("right", new KeyTrigger(KeyInput.KEY_NUMPAD6));
inputManager.addMapping("left", new KeyTrigger(KeyInput.KEY_NUMPAD4));
inputManager.addMapping("fwd", new KeyTrigger(KeyInput.KEY_PGUP));
inputManager.addMapping("back", new KeyTrigger(KeyInput.KEY_PGDN));
inputManager.addListener(this, "lambdaUp", "lambdaDown", "toggleHW", "toggle", "ShadowUp", "ShadowDown", "ThicknessUp", "ThicknessDown", "changeFiltering",
"switchGroundMat", "splits", "up", "down", "right", "left", "fwd", "back");
}
private void print(String str) {
infoText.setText(str);
infoText.setLocalTranslation(cam.getWidth() * 0.5f - infoText.getLineWidth() * 0.5f, infoText.getLineHeight(), 0);
guiNode.attachChild(infoText);
infoText.removeControl(ctrl);
infoText.addControl(ctrl);
}
AbstractControl ctrl = new AbstractControl() {
float time;
@Override
protected void controlUpdate(float tpf) {
time += tpf;
if (time > 3) {
spatial.removeFromParent();
spatial.removeControl(this);
}
}
@Override
public void setSpatial(Spatial spatial) {
super.setSpatial(spatial);
time = 0;
}
@Override
public Object jmeClone() {
return null;
}
@Override
public void cloneFields( Cloner cloner, Object original ) {
}
@Override
protected void controlRender(RenderManager rm, ViewPort vp) {
}
@Override
public Control cloneForSpatial(Spatial spatial) {
return null;
}
};
int filteringIndex = 2;
int renderModeIndex = 0;
public void onAction(String name, boolean keyPressed, float tpf) {
if (name.equals("toggle") && keyPressed) {
renderModeIndex += 1;
renderModeIndex %= 3;
switch (renderModeIndex) {
case 0:
viewPort.addProcessor(pssmRenderer);
break;
case 1:
viewPort.removeProcessor(pssmRenderer);
pssmFilter.setEnabled(true);
break;
case 2:
pssmFilter.setEnabled(false);
break;
}
} else if (name.equals("toggleHW") && keyPressed) {
hardwareShadows = !hardwareShadows;
pssmRenderer.setCompareMode(hardwareShadows ? CompareMode.Hardware : CompareMode.Software);
pssmFilter.setCompareMode(hardwareShadows ? CompareMode.Hardware : CompareMode.Software);
System.out.println("HW Shadows: " + hardwareShadows);
}
//
// renderShadows = true;
// viewPort.addProcessor(pssmRenderer);
if (name.equals("changeFiltering") && keyPressed) {
filteringIndex = (filteringIndex + 1) % FilterMode.values().length;
FilterMode m = FilterMode.values()[filteringIndex];
pssmRenderer.setFilterMode(m);
pssmFilter.setFilterMode(m);
print("Filter mode : " + m.toString());
}
if (name.equals("lambdaUp") && keyPressed) {
pssmRenderer.setLambda(pssmRenderer.getLambda() + 0.01f);
pssmFilter.setLambda(pssmRenderer.getLambda() + 0.01f);
System.out.println("Lambda : " + pssmRenderer.getLambda());
} else if (name.equals("lambdaDown") && keyPressed) {
pssmRenderer.setLambda(pssmRenderer.getLambda() - 0.01f);
pssmFilter.setLambda(pssmRenderer.getLambda() - 0.01f);
System.out.println("Lambda : " + pssmRenderer.getLambda());
}
if (name.equals("ShadowUp") && keyPressed) {
pssmRenderer.setShadowIntensity(pssmRenderer.getShadowIntensity() + 0.1f);
pssmFilter.setShadowIntensity(pssmRenderer.getShadowIntensity() + 0.1f);
System.out.println("Shadow intensity : " + pssmRenderer.getShadowIntensity());
}
if (name.equals("ShadowDown") && keyPressed) {
pssmRenderer.setShadowIntensity(pssmRenderer.getShadowIntensity() - 0.1f);
pssmFilter.setShadowIntensity(pssmRenderer.getShadowIntensity() - 0.1f);
System.out.println("Shadow intensity : " + pssmRenderer.getShadowIntensity());
}
if (name.equals("ThicknessUp") && keyPressed) {
pssmRenderer.setEdgesThickness(pssmRenderer.getEdgesThickness() + 1);
pssmFilter.setEdgesThickness(pssmRenderer.getEdgesThickness() + 1);
System.out.println("Shadow thickness : " + pssmRenderer.getEdgesThickness());
}
if (name.equals("ThicknessDown") && keyPressed) {
pssmRenderer.setEdgesThickness(pssmRenderer.getEdgesThickness() - 1);
pssmFilter.setEdgesThickness(pssmRenderer.getEdgesThickness() - 1);
System.out.println("Shadow thickness : " + pssmRenderer.getEdgesThickness());
}
if (name.equals("switchGroundMat") && keyPressed) {
if (ground.getMaterial() == matGroundL) {
ground.setMaterial(matGroundU);
} else {
ground.setMaterial(matGroundL);
}
}
// if (name.equals("splits") && keyPressed) {
// pssmRenderer.displayFrustum();
// }
if (name.equals("up")) {
up = keyPressed;
}
if (name.equals("down")) {
down = keyPressed;
}
if (name.equals("right")) {
right = keyPressed;
}
if (name.equals("left") ) {
left = keyPressed;
}
if (name.equals("fwd")) {
fwd = keyPressed;
}
if (name.equals("back")) {
back = keyPressed;
}
}
boolean up = false;
boolean down = false;
boolean left = false;
boolean right = false;
boolean fwd = false;
boolean back = false;
float time = 0;
float s = 1f;
@Override
public void simpleUpdate(float tpf) {
if (up) {
Vector3f v = l.getDirection();
v.y += tpf / s;
setDir(v);
}
if (down) {
Vector3f v = l.getDirection();
v.y -= tpf / s;
setDir(v);
}
if (right) {
Vector3f v = l.getDirection();
v.x += tpf / s;
setDir(v);
}
if (left) {
Vector3f v = l.getDirection();
v.x -= tpf / s;
setDir(v);
}
if (fwd) {
Vector3f v = l.getDirection();
v.z += tpf / s;
setDir(v);
}
if (back) {
Vector3f v = l.getDirection();
v.z -= tpf / s;
setDir(v);
}
}
private void setDir(Vector3f v) {
l.setDirection(v);
pssmFilter.setDirection(v);
pssmRenderer.setDirection(v);
}
}