Examples with Light com.jme3.light.Light used on opensource projects

Example 61 with Light

use of com.jme3.light.Light in project jmonkeyengine by jMonkeyEngine.

the class TerrainTestModifyHeight method simpleInitApp.

@Override
public void simpleInitApp() {
    loadHintText();
    initCrossHairs();
    setupKeys();
    createMarker();
    // WIREFRAME material
    matWire = new Material(assetManager, "Common/MatDefs/Misc/Unshaded.j3md");
    matWire.getAdditionalRenderState().setWireframe(true);
    matWire.setColor("Color", ColorRGBA.Green);
    createTerrain();
    //createTerrainGrid();
    DirectionalLight light = new DirectionalLight();
    light.setDirection((new Vector3f(-0.5f, -1f, -0.5f)).normalize());
    rootNode.addLight(light);
    AmbientLight ambLight = new AmbientLight();
    ambLight.setColor(new ColorRGBA(1f, 1f, 0.8f, 0.2f));
    rootNode.addLight(ambLight);
    cam.setLocation(new Vector3f(0, 256, 0));
    cam.lookAtDirection(new Vector3f(0, -1f, 0).normalizeLocal(), Vector3f.UNIT_X);
}

Example 62 with Light

use of com.jme3.light.Light in project jmonkeyengine by jMonkeyEngine.

the class TerrainTestReadWrite method createMap.

private void createMap() {
    matTerrain = new Material(assetManager, "Common/MatDefs/Terrain/TerrainLighting.j3md");
    matTerrain.setBoolean("useTriPlanarMapping", false);
    matTerrain.setBoolean("WardIso", true);
    // ALPHA map (for splat textures)
    matTerrain.setTexture("AlphaMap", assetManager.loadTexture("Textures/Terrain/splat/alphamap.png"));
    // HEIGHTMAP image (for the terrain heightmap)
    Texture heightMapImage = assetManager.loadTexture("Textures/Terrain/splat/mountains512.png");
    // GRASS texture
    Texture grass = assetManager.loadTexture("Textures/Terrain/splat/grass.jpg");
    grass.setWrap(WrapMode.Repeat);
    matTerrain.setTexture("DiffuseMap", grass);
    matTerrain.setFloat("DiffuseMap_0_scale", grassScale);
    // DIRT texture
    Texture dirt = assetManager.loadTexture("Textures/Terrain/splat/dirt.jpg");
    dirt.setWrap(WrapMode.Repeat);
    matTerrain.setTexture("DiffuseMap_1", dirt);
    matTerrain.setFloat("DiffuseMap_1_scale", dirtScale);
    // ROCK texture
    Texture rock = assetManager.loadTexture("Textures/Terrain/splat/road.jpg");
    rock.setWrap(WrapMode.Repeat);
    matTerrain.setTexture("DiffuseMap_2", rock);
    matTerrain.setFloat("DiffuseMap_2_scale", rockScale);
    Texture normalMap0 = assetManager.loadTexture("Textures/Terrain/splat/grass_normal.jpg");
    normalMap0.setWrap(WrapMode.Repeat);
    Texture normalMap1 = assetManager.loadTexture("Textures/Terrain/splat/dirt_normal.png");
    normalMap1.setWrap(WrapMode.Repeat);
    Texture normalMap2 = assetManager.loadTexture("Textures/Terrain/splat/road_normal.png");
    normalMap2.setWrap(WrapMode.Repeat);
    matTerrain.setTexture("NormalMap", normalMap0);
    matTerrain.setTexture("NormalMap_1", normalMap2);
    matTerrain.setTexture("NormalMap_2", normalMap2);
    matWire = new Material(assetManager, "Common/MatDefs/Misc/Unshaded.j3md");
    matWire.getAdditionalRenderState().setWireframe(true);
    matWire.setColor("Color", ColorRGBA.Green);
    // CREATE HEIGHTMAP
    AbstractHeightMap heightmap = null;
    try {
        heightmap = new ImageBasedHeightMap(heightMapImage.getImage(), 1f);
        heightmap.load();
    } catch (Exception e) {
        e.printStackTrace();
    }
    if (new File("terrainsave.jme").exists()) {
        loadTerrain();
    } else {
        // create the terrain as normal, and give it a control for LOD management
        //, new LodPerspectiveCalculatorFactory(getCamera(), 4)); // add this in to see it use entropy for LOD calculations
        TerrainQuad terrainQuad = new TerrainQuad("terrain", 65, 129, heightmap.getHeightMap());
        TerrainLodControl control = new TerrainLodControl(terrainQuad, getCamera());
        // patch size, and a multiplier
        control.setLodCalculator(new DistanceLodCalculator(65, 2.7f));
        terrainQuad.addControl(control);
        terrainQuad.setMaterial(matTerrain);
        terrainQuad.setLocalTranslation(0, -100, 0);
        terrainQuad.setLocalScale(4f, 0.25f, 4f);
        rootNode.attachChild(terrainQuad);
        this.terrain = terrainQuad;
    }
    DirectionalLight light = new DirectionalLight();
    light.setDirection((new Vector3f(-0.5f, -1f, -0.5f)).normalize());
    rootNode.addLight(light);
}

Example 63 with Light

use of com.jme3.light.Light in project jmonkeyengine by jMonkeyEngine.

the class LightsDebugState method update.

@Override
public void update(float tpf) {
    for (Light light : scene.getWorldLightList()) {
        switch(light.getType()) {
            case Probe:
                LightProbe probe = (LightProbe) light;
                probes.add(probe);
                Node n = probeMapping.get(probe);
                if (n == null) {
                    n = new Node("DebugProbe");
                    n.attachChild(debugGeom.clone(true));
                    n.attachChild(debugBounds.clone(false));
                    debugNode.attachChild(n);
                    probeMapping.put(probe, n);
                }
                Geometry probeGeom = ((Geometry) n.getChild(0));
                Material m = probeGeom.getMaterial();
                probeGeom.setLocalScale(probeScale);
                if (probe.isReady()) {
                    if (debugMode == DebugMode.IrradianceMap) {
                        m.setTexture("CubeMap", probe.getIrradianceMap());
                    } else {
                        m.setTexture("CubeMap", probe.getPrefilteredEnvMap());
                    }
                }
                n.setLocalTranslation(probe.getPosition());
                n.getChild(1).setLocalScale(((BoundingSphere) probe.getBounds()).getRadius());
                break;
            default:
                break;
        }
    }
    debugNode.updateLogicalState(tpf);
    debugNode.updateGeometricState();
    cleanProbes();
}

Example 64 with Light

use of com.jme3.light.Light in project jmonkeyengine by jMonkeyEngine.

the class SpotLight method intersectsFrustum.

@Override
public boolean intersectsFrustum(Camera cam, TempVars vars) {
    if (spotRange == 0) {
        // The algorithm below does not support infinite spot range.
        return true;
    }
    Vector3f farPoint = vars.vect1.set(position).addLocal(vars.vect2.set(direction).multLocal(spotRange));
    for (int i = 5; i >= 0; i--) {
        //check origin against the plane
        Plane plane = cam.getWorldPlane(i);
        float dot = plane.pseudoDistance(position);
        if (dot < 0) {
            // outside, check the far point against the plane   
            dot = plane.pseudoDistance(farPoint);
            if (dot < 0) {
                // outside, check the projection of the far point along the normal of the plane to the base disc perimeter of the cone
                //computing the radius of the base disc
                float farRadius = (spotRange / outerAngleCos) * outerAngleSin;
                //computing the projection direction : perpendicular to the light direction and coplanar with the direction vector and the normal vector
                Vector3f perpDirection = vars.vect2.set(direction).crossLocal(plane.getNormal()).normalizeLocal().crossLocal(direction);
                //projecting the far point on the base disc perimeter
                Vector3f projectedPoint = vars.vect3.set(farPoint).addLocal(perpDirection.multLocal(farRadius));
                //checking against the plane
                dot = plane.pseudoDistance(projectedPoint);
                if (dot < 0) {
                    // Outside, the light can be culled
                    return false;
                }
            }
        }
    }
    return true;
}

Example 65 with Light

use of com.jme3.light.Light in project jmonkeyengine by jMonkeyEngine.

the class DefaultLightFilter method filterLights.

@Override
public void filterLights(Geometry geometry, LightList filteredLightList) {
    TempVars vars = TempVars.get();
    try {
        LightList worldLights = geometry.getWorldLightList();
        for (int i = 0; i < worldLights.size(); i++) {
            Light light = worldLights.get(i);
            // If this light is not enabled it will be ignored.
            if (!light.isEnabled()) {
                continue;
            }
            if (light.frustumCheckNeeded) {
                processedLights.add(light);
                light.frustumCheckNeeded = false;
                light.intersectsFrustum = light.intersectsFrustum(camera, vars);
            }
            if (!light.intersectsFrustum) {
                continue;
            }
            BoundingVolume bv = geometry.getWorldBound();
            if (bv instanceof BoundingBox) {
                if (!light.intersectsBox((BoundingBox) bv, vars)) {
                    continue;
                }
            } else if (bv instanceof BoundingSphere) {
                if (!Float.isInfinite(((BoundingSphere) bv).getRadius())) {
                    if (!light.intersectsSphere((BoundingSphere) bv, vars)) {
                        continue;
                    }
                }
            }
            if (light.getType() == Light.Type.Probe) {
                probeBlendStrat.registerProbe((LightProbe) light);
            } else {
                filteredLightList.add(light);
            }
        }
        probeBlendStrat.populateProbes(geometry, filteredLightList);
    } finally {
        vars.release();
    }
}