1/*
2 * Copyright (c) 2009-2010 jMonkeyEngine
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions are
7 * met:
8 *
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10 *   notice, this list of conditions and the following disclaimer.
11 *
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.
15 *
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,
25 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
26 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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28 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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
33package jme3test.light;
34
35import com.jme3.app.SimpleApplication;
36import com.jme3.input.KeyInput;
37import com.jme3.input.controls.ActionListener;
38import com.jme3.input.controls.KeyTrigger;
39import com.jme3.material.Material;
40import com.jme3.math.ColorRGBA;
41import com.jme3.math.Quaternion;
42import com.jme3.math.Vector3f;
43import com.jme3.renderer.queue.RenderQueue.ShadowMode;
44import com.jme3.scene.Geometry;
45import com.jme3.scene.Spatial;
46import com.jme3.scene.shape.Box;
47import com.jme3.scene.shape.Sphere;
48import com.jme3.shadow.PssmShadowRenderer;
49import com.jme3.shadow.PssmShadowRenderer.CompareMode;
50import com.jme3.shadow.PssmShadowRenderer.FilterMode;
51import java.util.Random;
52
53public class TestPssmShadow extends SimpleApplication implements ActionListener {
54
55    private Spatial teapot;
56    private boolean renderShadows = true;
57    private boolean hardwareShadows = false;
58    private PssmShadowRenderer pssmRenderer;
59
60    public static void main(String[] args){
61        TestPssmShadow app = new TestPssmShadow();
62        app.start();
63    }
64
65    public void loadScene(){
66        Material mat = assetManager.loadMaterial("Common/Materials/RedColor.j3m");
67        Material matSoil = new Material(assetManager,"Common/MatDefs/Misc/Unshaded.j3md");
68        matSoil.setColor("Color", ColorRGBA.Cyan);
69
70        teapot = new Geometry("sphere", new Sphere(30, 30, 2));
71//        teapot = new Geometry("cube", new Box(1.0f, 1.0f, 1.0f));
72//        teapot = assetManager.loadModel("Models/Teapot/Teapot.obj");
73        teapot.setLocalTranslation(0,0,10);
74
75        teapot.setMaterial(mat);
76        teapot.setShadowMode(ShadowMode.CastAndReceive);
77        rootNode.attachChild(teapot);
78
79        long seed = 1294719330150L; //System.currentTimeMillis();
80        Random random = new Random(seed);
81        System.out.println(seed);
82
83        for (int i = 0; i < 30; i++) {
84            Spatial t = teapot.clone(false);
85            rootNode.attachChild(t);
86            teapot.setLocalTranslation((float) random.nextFloat() * 3, (float) random.nextFloat() * 3, (i + 2));
87        }
88
89        Geometry soil = new Geometry("soil", new Box(new Vector3f(0, -13, 550), 800, 10, 700));
90        soil.setMaterial(matSoil);
91        soil.setShadowMode(ShadowMode.Receive);
92        rootNode.attachChild(soil);
93
94        for (int i = 0; i < 30; i++) {
95            Spatial t = teapot.clone(false);
96            t.setLocalScale(10.0f);
97            rootNode.attachChild(t);
98            teapot.setLocalTranslation((float) random.nextFloat() * 300, (float) random.nextFloat() * 30, 30 * (i + 2));
99        }
100    }
101
102    @Override
103    public void simpleInitApp() {
104        // put the camera in a bad position
105        cam.setLocation(new Vector3f(41.59757f, 34.38738f, 11.528807f));
106        cam.setRotation(new Quaternion(0.2905285f, 0.3816416f, -0.12772122f, 0.86811876f));
107        flyCam.setMoveSpeed(100);
108
109        loadScene();
110
111        pssmRenderer = new PssmShadowRenderer(assetManager, 1024, 3);
112        pssmRenderer.setDirection(new Vector3f(-1, -1, -1).normalizeLocal());
113        pssmRenderer.setLambda(0.55f);
114        pssmRenderer.setShadowIntensity(0.6f);
115        pssmRenderer.setCompareMode(CompareMode.Software);
116        pssmRenderer.setFilterMode(FilterMode.Bilinear);
117        pssmRenderer.displayDebug();
118        viewPort.addProcessor(pssmRenderer);
119        initInputs();
120    }
121
122      private void initInputs() {
123        inputManager.addMapping("toggle", new KeyTrigger(KeyInput.KEY_SPACE));
124        inputManager.addMapping("ShadowUp", new KeyTrigger(KeyInput.KEY_T));
125        inputManager.addMapping("ShadowDown", new KeyTrigger(KeyInput.KEY_G));
126        inputManager.addMapping("ThicknessUp", new KeyTrigger(KeyInput.KEY_Y));
127        inputManager.addMapping("ThicknessDown", new KeyTrigger(KeyInput.KEY_H));
128        inputManager.addMapping("lambdaUp", new KeyTrigger(KeyInput.KEY_U));
129        inputManager.addMapping("lambdaDown", new KeyTrigger(KeyInput.KEY_J));
130        inputManager.addMapping("toggleHW", new KeyTrigger(KeyInput.KEY_RETURN));
131        inputManager.addListener(this, "lambdaUp", "lambdaDown", "toggleHW", "toggle", "ShadowUp","ShadowDown","ThicknessUp","ThicknessDown");
132    }
133
134    public void onAction(String name, boolean keyPressed, float tpf) {
135        if (name.equals("toggle") && keyPressed) {
136            if (renderShadows) {
137                renderShadows = false;
138                viewPort.removeProcessor(pssmRenderer);
139            } else {
140                renderShadows = true;
141                viewPort.addProcessor(pssmRenderer);
142            }
143        } else if (name.equals("toggleHW") && keyPressed) {
144            hardwareShadows = !hardwareShadows;
145            pssmRenderer.setCompareMode(hardwareShadows ? CompareMode.Hardware : CompareMode.Software);
146            System.out.println("HW Shadows: " + hardwareShadows);
147        }
148
149        if (name.equals("lambdaUp") && keyPressed) {
150            pssmRenderer.setLambda(pssmRenderer.getLambda() + 0.01f);
151            System.out.println("Lambda : " + pssmRenderer.getLambda());
152        } else if (name.equals("lambdaDown") && keyPressed) {
153            pssmRenderer.setLambda(pssmRenderer.getLambda() - 0.01f);
154            System.out.println("Lambda : " + pssmRenderer.getLambda());
155        }
156
157        if (name.equals("ShadowUp") && keyPressed) {
158            pssmRenderer.setShadowIntensity(pssmRenderer.getShadowIntensity() + 0.1f);
159            System.out.println("Shadow intensity : " + pssmRenderer.getShadowIntensity());
160        }
161        if (name.equals("ShadowDown") && keyPressed) {
162            pssmRenderer.setShadowIntensity(pssmRenderer.getShadowIntensity() - 0.1f);
163            System.out.println("Shadow intensity : " + pssmRenderer.getShadowIntensity());
164        }
165        if (name.equals("ThicknessUp") && keyPressed) {
166            pssmRenderer.setEdgesThickness(pssmRenderer.getEdgesThickness() + 1);
167            System.out.println("Shadow thickness : " + pssmRenderer.getEdgesThickness());
168        }
169        if (name.equals("ThicknessDown") && keyPressed) {
170            pssmRenderer.setEdgesThickness(pssmRenderer.getEdgesThickness() - 1);
171            System.out.println("Shadow thickness : " + pssmRenderer.getEdgesThickness());
172        }
173    }
174
175
176}
177