in-pass-shadows: add test example

jme3-examples/src/main/java/jme3test/light/TestInPassShadows.java

@@ -0,0 +1,207 @@
+/*
+ * Copyright (c) 2009-2018 jMonkeyEngine
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are
+ * met:
+ *
+ * * Redistributions of source code must retain the above copyright
+ *   notice, this list of conditions and the following disclaimer.
+ *
+ * * 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.
+ *
+ * * Neither the name of 'jMonkeyEngine' nor the names of its contributors
+ *   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
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
+ * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
+ * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
+ * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+ * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
+ * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
+ * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
+ * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+package jme3test.light;
+
+import com.jme3.app.SimpleApplication;
+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.light.PointLight;
+import com.jme3.light.SpotLight;
+import com.jme3.material.Material;
+import com.jme3.material.TechniqueDef.LightMode;
+import com.jme3.math.ColorRGBA;
+import com.jme3.math.FastMath;
+import com.jme3.math.Quaternion;
+import com.jme3.math.Vector3f;
+import com.jme3.post.FilterPostProcessor;
+import com.jme3.post.filters.ToneMapFilter;
+import com.jme3.renderer.queue.RenderQueue.ShadowMode;
+import com.jme3.scene.Geometry;
+import com.jme3.scene.shape.Box;
+import com.jme3.scene.shape.Quad;
+import com.jme3.shadow.next.PreShadowArrayRenderer;
+import com.jme3.system.AppSettings;
+
+public class TestInPassShadows extends SimpleApplication {
+
+    private DirectionalLight dl;
+    private SpotLight sl;
+    private PointLight pl;
+    private PreShadowArrayRenderer psr;
+    private ToneMapFilter tmf;
+    
+    public static void main(String[] args) {
+        TestInPassShadows app = new TestInPassShadows();
+        app.setShowSettings(false);
+        AppSettings settings = new AppSettings(true);
+        settings.setGammaCorrection(true);
+        app.setSettings(settings);
+        app.start();
+    }
+
+    @Override
+    public void simpleInitApp() {
+        renderManager.setPreferredLightMode(LightMode.SinglePassAndImageBased);
+        renderManager.setSinglePassLightBatchSize(3);
+
+        cam.setLocation(new Vector3f(8.079489f, 10.792628f, -6.714233f));
+        cam.setRotation(new Quaternion(0.38442945f, -0.35025623f, 0.16050051f, 0.8389125f));
+        flyCam.setMoveSpeed(5);
+        
+        tmf = new ToneMapFilter(new Vector3f(50, 50, 50));
+        FilterPostProcessor fpp = new FilterPostProcessor(assetManager);
+        fpp.addFilter(tmf);
+        viewPort.addProcessor(fpp);
+
+        loadLights();
+        loadScene();
+        loadInputs();
+    }
+
+    private void loadLights() {
+        AmbientLight al = new AmbientLight(new ColorRGBA(0.2f, 0.2f, 0.3f, 1.0f).mult(2f));
+        rootNode.addLight(al);
+
+        dl = new DirectionalLight();
+        dl.setDirection(new Vector3f(-1, -0.5f, -1).normalizeLocal());
+        dl.setColor(new ColorRGBA(1, 0.9f, 0.8f, 1).mult(2.5f));
+        rootNode.addLight(dl);
+
+        sl = new SpotLight();
+        sl.setSpotRange(15);
+        sl.setSpotInnerAngle(20 * FastMath.DEG_TO_RAD);
+        sl.setSpotOuterAngle(25 * FastMath.DEG_TO_RAD);
+        sl.setPosition(new Vector3f(-5.2193f, -0.5851393f, 4.831882f));
+        sl.setDirection(new Vector3f(0.8429418f, -0.42458484f, -0.33041906f));
+        sl.setColor(new ColorRGBA(0.5f, 0.7f, 1.0f, 1.0f).mult(50));
+        rootNode.addLight(sl);
+
+        pl = new PointLight(
+                new Vector3f(-0.10135013f, 1.9986207f, -2.0745828f),
+                new ColorRGBA(0.5f, 0.3f, 0.1f, 1f).mult(20),
+                30);
+        rootNode.addLight(pl);
+
+        psr = new PreShadowArrayRenderer();
+        psr.setTextureSize(512);
+        psr.setPolyOffset(5, 0);
+        psr.directional().setNumSplits(1);
+        psr.addLight(dl);
+        psr.addLight(sl);
+        psr.addLight(pl);
+        viewPort.addProcessor(psr);
+    }
+
+    private void loadScene() {
+        Geometry box = new Geometry("Box", new Box(1, 1, 1));
+        box.setShadowMode(ShadowMode.CastAndReceive);
+        Material boxMat = new Material(assetManager, "Common/MatDefs/Light/PBRLighting.j3md");
+        boxMat.setFloat("Roughness", 0.5f);
+        boxMat.setFloat("Metallic", 0f);
+        box.setMaterial(boxMat);
+        rootNode.attachChild(box);
+        
+        Geometry box2 = box.clone(true);
+        box2.move(3, 0, 0);
+        rootNode.attachChild(box2);
+        
+        Geometry box3 = box.clone(true);
+        box3.move(-3, 0, 0);
+        rootNode.attachChild(box3);
+        
+        Geometry floor = new Geometry("floor", new Quad(100, 100));
+        floor.rotate(-FastMath.HALF_PI, 0, 0);
+        floor.center();
+        floor.move(0, -1, 0);
+        floor.setShadowMode(ShadowMode.Receive);
+        Material floorMat = new Material(assetManager, "Common/MatDefs/Light/PBRLighting.j3md");
+        floorMat.setFloat("Roughness", 0.5f);
+        floorMat.setFloat("Metallic", 0f);
+        floor.setMaterial(floorMat);
+        rootNode.attachChild(floor);
+    }
+
+    private boolean moveLight = false;
+
+    private void loadInputs() {
+        inputManager.addMapping("MoveLight", new KeyTrigger(KeyInput.KEY_SPACE));
+        inputManager.addListener(new ActionListener() {
+            @Override
+            public void onAction(String name, boolean isPressed, float tpf) {
+                moveLight = isPressed;
+            }
+        }, "MoveLight");
+        
+        inputManager.addMapping("OffsetFactorUp", new KeyTrigger(KeyInput.KEY_U));
+        inputManager.addMapping("OffsetFactorDown", new KeyTrigger(KeyInput.KEY_J));
+        inputManager.addMapping("OffsetUnitsUp", new KeyTrigger(KeyInput.KEY_I));
+        inputManager.addMapping("OffsetUnitsDown", new KeyTrigger(KeyInput.KEY_K));
+        inputManager.addListener(new AnalogListener() {
+            private float factor, units;
+            @Override
+            public void onAnalog(String name, float value, float tpf) {
+                switch (name) {
+                    case "OffsetFactorUp":
+                        factor += tpf * 5f;
+                        break;
+                    case "OffsetFactorDown":
+                        factor -= tpf * 5f;
+                        break;
+                    case "OffsetUnitsUp":
+                        units += tpf * 50f;
+                        break;
+                    case "OffsetUnitsDown":
+                        units -= tpf * 50f;
+                        break;
+                }
+                psr.setPolyOffset(factor, units);
+                System.out.println("PolyOffset(" + factor + ", " + units + ")");
+            }
+            
+        }, "OffsetFactorUp", "OffsetFactorDown", "OffsetUnitsUp", "OffsetUnitsDown");
+    }
+
+    @Override
+    public void simpleUpdate(float tpf) {
+        if (moveLight) {
+            sl.setPosition(cam.getLocation());
+            sl.setDirection(cam.getDirection());
+            System.out.println(sl.getPosition());
+            System.out.println(sl.getDirection());
+        }
+    }
+
+}