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      1 /*
      2  * Copyright (c) 2009-2010 jMonkeyEngine
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      5  * Redistribution and use in source and binary forms, with or without
      6  * modification, are permitted provided that the following conditions are
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     10  *   notice, this list of conditions and the following disclaimer.
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     12  * * Redistributions in binary form must reproduce the above copyright
     13  *   notice, this list of conditions and the following disclaimer in the
     14  *   documentation and/or other materials provided with the distribution.
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     16  * * Neither the name of 'jMonkeyEngine' nor the names of its contributors
     17  *   may be used to endorse or promote products derived from this software
     18  *   without specific prior written permission.
     19  *
     20  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
     21  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
     22  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     23  * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
     24  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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     27  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
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     29  * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
     30  * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     31  */
     32 
     33 package jme3test.light;
     34 
     35 import com.jme3.app.SimpleApplication;
     36 import com.jme3.effect.ParticleEmitter;
     37 import com.jme3.effect.ParticleMesh;
     38 import com.jme3.light.AmbientLight;
     39 import com.jme3.light.DirectionalLight;
     40 import com.jme3.material.Material;
     41 import com.jme3.math.*;
     42 import com.jme3.renderer.queue.RenderQueue.Bucket;
     43 import com.jme3.renderer.queue.RenderQueue.ShadowMode;
     44 import com.jme3.scene.Geometry;
     45 import com.jme3.scene.SceneGraphVisitorAdapter;
     46 import com.jme3.scene.Spatial;
     47 import com.jme3.scene.control.LodControl;
     48 import com.jme3.scene.shape.Quad;
     49 import com.jme3.shadow.PssmShadowRenderer;
     50 import com.jme3.shadow.PssmShadowRenderer.CompareMode;
     51 import com.jme3.shadow.PssmShadowRenderer.FilterMode;
     52 
     53 public class TestTransparentShadow extends SimpleApplication {
     54 
     55     public static void main(String[] args){
     56         TestTransparentShadow app = new TestTransparentShadow();
     57         app.start();
     58     }
     59 
     60     public void simpleInitApp() {
     61 
     62         cam.setLocation(new Vector3f(2.0606942f, 3.20342f, 6.7860126f));
     63         cam.setRotation(new Quaternion(-0.017481906f, 0.98241085f, -0.12393151f, -0.13857932f));
     64 
     65         viewPort.setBackgroundColor(ColorRGBA.DarkGray);
     66 
     67         Quad q = new Quad(20, 20);
     68         q.scaleTextureCoordinates(Vector2f.UNIT_XY.mult(5));
     69         Geometry geom = new Geometry("floor", q);
     70         Material mat = assetManager.loadMaterial("Textures/Terrain/Pond/Pond.j3m");
     71         geom.setMaterial(mat);
     72 
     73         geom.rotate(-FastMath.HALF_PI, 0, 0);
     74         geom.center();
     75         geom.setShadowMode(ShadowMode.Receive);
     76         rootNode.attachChild(geom);
     77 
     78         // create the geometry and attach it
     79         Spatial teaGeom = assetManager.loadModel("Models/Tree/Tree.mesh.j3o");
     80         teaGeom.setQueueBucket(Bucket.Transparent);
     81         teaGeom.setShadowMode(ShadowMode.Cast);
     82 
     83         teaGeom.depthFirstTraversal(new SceneGraphVisitorAdapter(){
     84             @Override
     85              public void visit(Geometry geom) {
     86                  LodControl lodCtrl = new LodControl();
     87                  lodCtrl.setTrisPerPixel(0.25f);
     88                  geom.addControl(lodCtrl);
     89              }
     90         });
     91 
     92         AmbientLight al = new AmbientLight();
     93         al.setColor(ColorRGBA.White.mult(2));
     94         rootNode.addLight(al);
     95 
     96         DirectionalLight dl1 = new DirectionalLight();
     97         dl1.setDirection(new Vector3f(1, -1, 1).normalizeLocal());
     98         dl1.setColor(new ColorRGBA(0.965f, 0.949f, 0.772f, 1f).mult(0.7f));
     99         rootNode.addLight(dl1);
    100 
    101         DirectionalLight dl = new DirectionalLight();
    102         dl.setDirection(new Vector3f(-1, -1, -1).normalizeLocal());
    103         dl.setColor(new ColorRGBA(0.965f, 0.949f, 0.772f, 1f).mult(0.7f));
    104         rootNode.addLight(dl);
    105 
    106         rootNode.attachChild(teaGeom);
    107 
    108         /** Uses Texture from jme3-test-data library! */
    109         ParticleEmitter fire = new ParticleEmitter("Emitter", ParticleMesh.Type.Triangle, 30);
    110         Material mat_red = new Material(assetManager, "Common/MatDefs/Misc/Particle.j3md");
    111         mat_red.setTexture("Texture", assetManager.loadTexture("Effects/Explosion/flame.png"));
    112         //mat_red.getAdditionalRenderState().setDepthTest(true);
    113         //mat_red.getAdditionalRenderState().setDepthWrite(true);
    114         fire.setMaterial(mat_red);
    115         fire.setImagesX(2); fire.setImagesY(2); // 2x2 texture animation
    116         fire.setEndColor(  new ColorRGBA(1f, 0f, 0f, 1f));   // red
    117         fire.setStartColor(new ColorRGBA(1f, 1f, 0f, 0.5f)); // yellow
    118         fire.setInitialVelocity(new Vector3f(0, 2, 0));
    119         fire.setStartSize(0.6f);
    120         fire.setEndSize(0.1f);
    121         fire.setGravity(0, 0, 0);
    122         fire.setLowLife(0.5f);
    123         fire.setHighLife(1.5f);
    124         fire.setVelocityVariation(0.3f);
    125         fire.setLocalTranslation(1.0f, 0, 1.0f);
    126         fire.setLocalScale(0.3f);
    127         fire.setQueueBucket(Bucket.Translucent);
    128         rootNode.attachChild(fire);
    129 
    130 
    131         PssmShadowRenderer pssmRenderer = new PssmShadowRenderer(assetManager, 1024, 1);
    132         pssmRenderer.setDirection(new Vector3f(0.01f, -1f, 0.01f).normalizeLocal());
    133         pssmRenderer.setLambda(0.55f);
    134         pssmRenderer.setShadowIntensity(0.6f);
    135         pssmRenderer.setCompareMode(CompareMode.Software);
    136         pssmRenderer.setFilterMode(FilterMode.PCF4);
    137         pssmRenderer.displayDebug();
    138         viewPort.addProcessor(pssmRenderer);
    139     }
    140 }
    141