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32 package jme3test.light;
33 
34 import com.jme3.app.SimpleApplication;
35 import com.jme3.bounding.BoundingBox;
36 import com.jme3.font.BitmapText;
37 import com.jme3.light.AmbientLight;
38 import com.jme3.light.PointLight;
39 import com.jme3.light.SpotLight;
40 import com.jme3.material.Material;
41 import com.jme3.math.ColorRGBA;
42 import com.jme3.math.FastMath;
43 import com.jme3.math.Quaternion;
44 import com.jme3.math.Vector3f;
45 import com.jme3.scene.Geometry;
46 import com.jme3.scene.Spatial;
47 import com.jme3.terrain.geomipmap.TerrainLodControl;
48 import com.jme3.terrain.geomipmap.TerrainQuad;
49 import com.jme3.terrain.geomipmap.lodcalc.DistanceLodCalculator;
50 import com.jme3.terrain.heightmap.AbstractHeightMap;
51 import com.jme3.terrain.heightmap.ImageBasedHeightMap;
52 import com.jme3.texture.Texture;
53 import com.jme3.texture.Texture.WrapMode;
54 import com.jme3.util.SkyFactory;
55 import jme3tools.converters.ImageToAwt;
56 
57 /**
58  * Uses the terrain's lighting texture with normal maps and lights.
59  *
60  * @author bowens
61  */
62 public class TestSpotLightTerrain extends SimpleApplication {
63 
64     private TerrainQuad terrain;
65     Material matTerrain;
66     Material matWire;
67     boolean wireframe = false;
68     boolean triPlanar = false;
69     boolean wardiso = false;
70     boolean minnaert = false;
71     protected BitmapText hintText;
72     PointLight pl;
73     Geometry lightMdl;
74     private float grassScale = 64;
75     private float dirtScale = 16;
76     private float rockScale = 128;
77     SpotLight sl;
78 
main(String[] args)79     public static void main(String[] args) {
80         TestSpotLightTerrain app = new TestSpotLightTerrain();
81         app.start();
82     }
83 
84 
85     @Override
simpleInitApp()86     public void simpleInitApp() {
87         makeTerrain();
88         flyCam.setMoveSpeed(50);
89 
90         sl = new SpotLight();
91         sl.setSpotRange(100);
92         sl.setSpotOuterAngle(20 * FastMath.DEG_TO_RAD);
93         sl.setSpotInnerAngle(15 * FastMath.DEG_TO_RAD);
94         sl.setDirection(new Vector3f(-0.39820394f, -0.73094344f, 0.55421597f));
95         sl.setPosition(new Vector3f(-64.61567f, -87.615425f, -202.41328f));
96         rootNode.addLight(sl);
97 
98         AmbientLight ambLight = new AmbientLight();
99         ambLight.setColor(new ColorRGBA(0.8f, 0.8f, 0.8f, 0.2f));
100         rootNode.addLight(ambLight);
101 
102         cam.setLocation(new Vector3f(-41.219646f, -84.8363f, -171.67267f));
103         cam.setRotation(new Quaternion(-0.04562731f, 0.89917684f, -0.09668826f, -0.4243236f));
104         sl.setDirection(cam.getDirection());
105         sl.setPosition(cam.getLocation());
106 
107     }
108 
109       @Override
simpleUpdate(float tpf)110     public void simpleUpdate(float tpf) {
111         super.simpleUpdate(tpf);
112         sl.setDirection(cam.getDirection());
113         sl.setPosition(cam.getLocation());
114 
115     }
116 
makeTerrain()117     private void makeTerrain() {
118         // TERRAIN TEXTURE material
119         matTerrain = new Material(assetManager, "Common/MatDefs/Terrain/TerrainLighting.j3md");
120         matTerrain.setBoolean("useTriPlanarMapping", false);
121         matTerrain.setBoolean("WardIso", true);
122 
123         // ALPHA map (for splat textures)
124         matTerrain.setTexture("AlphaMap", assetManager.loadTexture("Textures/Terrain/splat/alpha1.png"));
125         matTerrain.setTexture("AlphaMap_1", assetManager.loadTexture("Textures/Terrain/splat/alpha2.png"));
126 
127         // HEIGHTMAP image (for the terrain heightmap)
128         Texture heightMapImage = assetManager.loadTexture("Textures/Terrain/splat/mountains512.png");
129 
130 
131         // GRASS texture
132         Texture grass = assetManager.loadTexture("Textures/Terrain/splat/grass.jpg");
133         grass.setWrap(WrapMode.Repeat);
134         matTerrain.setTexture("DiffuseMap", grass);
135         matTerrain.setFloat("DiffuseMap_0_scale", grassScale);
136 
137         // DIRT texture
138         Texture dirt = assetManager.loadTexture("Textures/Terrain/splat/dirt.jpg");
139         dirt.setWrap(WrapMode.Repeat);
140         matTerrain.setTexture("DiffuseMap_1", dirt);
141         matTerrain.setFloat("DiffuseMap_1_scale", dirtScale);
142 
143         // ROCK texture
144         Texture rock = assetManager.loadTexture("Textures/Terrain/splat/road.jpg");
145         rock.setWrap(WrapMode.Repeat);
146         matTerrain.setTexture("DiffuseMap_2", rock);
147         matTerrain.setFloat("DiffuseMap_2_scale", rockScale);
148 
149         // BRICK texture
150         Texture brick = assetManager.loadTexture("Textures/Terrain/BrickWall/BrickWall.jpg");
151         brick.setWrap(WrapMode.Repeat);
152         matTerrain.setTexture("DiffuseMap_3", brick);
153         matTerrain.setFloat("DiffuseMap_3_scale", rockScale);
154 
155         // RIVER ROCK texture
156         Texture riverRock = assetManager.loadTexture("Textures/Terrain/Pond/Pond.jpg");
157         riverRock.setWrap(WrapMode.Repeat);
158         matTerrain.setTexture("DiffuseMap_4", riverRock);
159         matTerrain.setFloat("DiffuseMap_4_scale", rockScale);
160 
161 
162         Texture normalMap0 = assetManager.loadTexture("Textures/Terrain/splat/grass_normal.jpg");
163         normalMap0.setWrap(WrapMode.Repeat);
164         Texture normalMap1 = assetManager.loadTexture("Textures/Terrain/splat/dirt_normal.png");
165         normalMap1.setWrap(WrapMode.Repeat);
166         Texture normalMap2 = assetManager.loadTexture("Textures/Terrain/splat/road_normal.png");
167         normalMap2.setWrap(WrapMode.Repeat);
168         matTerrain.setTexture("NormalMap", normalMap0);
169         matTerrain.setTexture("NormalMap_1", normalMap2);
170         matTerrain.setTexture("NormalMap_2", normalMap2);
171         matTerrain.setTexture("NormalMap_4", normalMap2);
172 
173         // WIREFRAME material
174         matWire = new Material(assetManager, "Common/MatDefs/Misc/Unshaded.j3md");
175         matWire.getAdditionalRenderState().setWireframe(true);
176         matWire.setColor("Color", ColorRGBA.Green);
177 
178         createSky();
179 
180         // CREATE HEIGHTMAP
181         AbstractHeightMap heightmap = null;
182         try {
183             //heightmap = new HillHeightMap(1025, 1000, 50, 100, (byte) 3);
184 
185             heightmap = new ImageBasedHeightMap(heightMapImage.getImage(), 1f);
186             heightmap.load();
187 
188         } catch (Exception e) {
189             e.printStackTrace();
190         }
191 
192         terrain = new TerrainQuad("terrain", 65, 513, heightmap.getHeightMap());//, new LodPerspectiveCalculatorFactory(getCamera(), 4)); // add this in to see it use entropy for LOD calculations
193         TerrainLodControl control = new TerrainLodControl(terrain, getCamera());
194         control.setLodCalculator( new DistanceLodCalculator(65, 2.7f) );
195         terrain.addControl(control);
196         terrain.setMaterial(matTerrain);
197         terrain.setModelBound(new BoundingBox());
198         terrain.updateModelBound();
199         terrain.setLocalTranslation(0, -100, 0);
200         terrain.setLocalScale(1f, 1f, 1f);
201         rootNode.attachChild(terrain);
202     }
203 
createSky()204     private void createSky() {
205         Texture west = assetManager.loadTexture("Textures/Sky/Lagoon/lagoon_west.jpg");
206         Texture east = assetManager.loadTexture("Textures/Sky/Lagoon/lagoon_east.jpg");
207         Texture north = assetManager.loadTexture("Textures/Sky/Lagoon/lagoon_north.jpg");
208         Texture south = assetManager.loadTexture("Textures/Sky/Lagoon/lagoon_south.jpg");
209         Texture up = assetManager.loadTexture("Textures/Sky/Lagoon/lagoon_up.jpg");
210         Texture down = assetManager.loadTexture("Textures/Sky/Lagoon/lagoon_down.jpg");
211 
212         Spatial sky = SkyFactory.createSky(assetManager, west, east, north, south, up, down);
213         rootNode.attachChild(sky);
214     }
215 
216 
217 }
218