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

Example 66 with DirectionalLight

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

the class SinglePassLightingLogic method updateLightListUniforms.

/**
     * Uploads the lights in the light list as two uniform arrays.<br/><br/> *
     * <p>
     * <code>uniform vec4 g_LightColor[numLights];</code><br/> //
     * g_LightColor.rgb is the diffuse/specular color of the light.<br/> //
     * g_Lightcolor.a is the type of light, 0 = Directional, 1 = Point, <br/> //
     * 2 = Spot. <br/> <br/>
     * <code>uniform vec4 g_LightPosition[numLights];</code><br/> //
     * g_LightPosition.xyz is the position of the light (for point lights)<br/>
     * // or the direction of the light (for directional lights).<br/> //
     * g_LightPosition.w is the inverse radius (1/r) of the light (for
     * attenuation) <br/> </p>
     */
protected int updateLightListUniforms(Shader shader, Geometry g, LightList lightList, int numLights, RenderManager rm, int startIndex) {
    if (numLights == 0) {
        // this shader does not do lighting, ignore.
        return 0;
    }
    Uniform lightData = shader.getUniform("g_LightData");
    //8 lights * max 3
    lightData.setVector4Length(numLights * 3);
    Uniform ambientColor = shader.getUniform("g_AmbientLightColor");
    if (startIndex != 0) {
        // apply additive blending for 2nd and future passes
        rm.getRenderer().applyRenderState(ADDITIVE_LIGHT);
        ambientColor.setValue(VarType.Vector4, ColorRGBA.Black);
    } else {
        ambientColor.setValue(VarType.Vector4, getAmbientColor(lightList, true, ambientLightColor));
    }
    int lightDataIndex = 0;
    TempVars vars = TempVars.get();
    Vector4f tmpVec = vars.vect4f1;
    int curIndex;
    int endIndex = numLights + startIndex;
    for (curIndex = startIndex; curIndex < endIndex && curIndex < lightList.size(); curIndex++) {
        Light l = lightList.get(curIndex);
        if (l.getType() == Light.Type.Ambient) {
            endIndex++;
            continue;
        }
        ColorRGBA color = l.getColor();
        //Color
        lightData.setVector4InArray(color.getRed(), color.getGreen(), color.getBlue(), l.getType().getId(), lightDataIndex);
        lightDataIndex++;
        switch(l.getType()) {
            case Directional:
                DirectionalLight dl = (DirectionalLight) l;
                Vector3f dir = dl.getDirection();
                //Data directly sent in view space to avoid a matrix mult for each pixel
                tmpVec.set(dir.getX(), dir.getY(), dir.getZ(), 0.0f);
                rm.getCurrentCamera().getViewMatrix().mult(tmpVec, tmpVec);
                //                        tmpVec.divideLocal(tmpVec.w);
                //                        tmpVec.normalizeLocal();
                lightData.setVector4InArray(tmpVec.getX(), tmpVec.getY(), tmpVec.getZ(), -1, lightDataIndex);
                lightDataIndex++;
                //PADDING
                lightData.setVector4InArray(0, 0, 0, 0, lightDataIndex);
                lightDataIndex++;
                break;
            case Point:
                PointLight pl = (PointLight) l;
                Vector3f pos = pl.getPosition();
                float invRadius = pl.getInvRadius();
                tmpVec.set(pos.getX(), pos.getY(), pos.getZ(), 1.0f);
                rm.getCurrentCamera().getViewMatrix().mult(tmpVec, tmpVec);
                //tmpVec.divideLocal(tmpVec.w);
                lightData.setVector4InArray(tmpVec.getX(), tmpVec.getY(), tmpVec.getZ(), invRadius, lightDataIndex);
                lightDataIndex++;
                //PADDING
                lightData.setVector4InArray(0, 0, 0, 0, lightDataIndex);
                lightDataIndex++;
                break;
            case Spot:
                SpotLight sl = (SpotLight) l;
                Vector3f pos2 = sl.getPosition();
                Vector3f dir2 = sl.getDirection();
                float invRange = sl.getInvSpotRange();
                float spotAngleCos = sl.getPackedAngleCos();
                tmpVec.set(pos2.getX(), pos2.getY(), pos2.getZ(), 1.0f);
                rm.getCurrentCamera().getViewMatrix().mult(tmpVec, tmpVec);
                // tmpVec.divideLocal(tmpVec.w);
                lightData.setVector4InArray(tmpVec.getX(), tmpVec.getY(), tmpVec.getZ(), invRange, lightDataIndex);
                lightDataIndex++;
                //We transform the spot direction in view space here to save 5 varying later in the lighting shader
                //one vec4 less and a vec4 that becomes a vec3
                //the downside is that spotAngleCos decoding happens now in the frag shader.
                tmpVec.set(dir2.getX(), dir2.getY(), dir2.getZ(), 0.0f);
                rm.getCurrentCamera().getViewMatrix().mult(tmpVec, tmpVec);
                tmpVec.normalizeLocal();
                lightData.setVector4InArray(tmpVec.getX(), tmpVec.getY(), tmpVec.getZ(), spotAngleCos, lightDataIndex);
                lightDataIndex++;
                break;
            case Probe:
                break;
            default:
                throw new UnsupportedOperationException("Unknown type of light: " + l.getType());
        }
    }
    vars.release();
    //Padding of unsued buffer space
    while (lightDataIndex < numLights * 3) {
        lightData.setVector4InArray(0f, 0f, 0f, 0f, lightDataIndex);
        lightDataIndex++;
    }
    return curIndex;
}

Example 67 with DirectionalLight

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

the class TestMotionPath method createScene.

private void createScene() {
    Material mat = new Material(assetManager, "Common/MatDefs/Light/Lighting.j3md");
    mat.setFloat("Shininess", 1f);
    mat.setBoolean("UseMaterialColors", true);
    mat.setColor("Ambient", ColorRGBA.Black);
    mat.setColor("Diffuse", ColorRGBA.DarkGray);
    mat.setColor("Specular", ColorRGBA.White.mult(0.6f));
    Material matSoil = new Material(assetManager, "Common/MatDefs/Light/Lighting.j3md");
    matSoil.setBoolean("UseMaterialColors", true);
    matSoil.setColor("Ambient", ColorRGBA.Black);
    matSoil.setColor("Diffuse", ColorRGBA.Black);
    matSoil.setColor("Specular", ColorRGBA.Black);
    teapot = assetManager.loadModel("Models/Teapot/Teapot.obj");
    teapot.setName("Teapot");
    teapot.setLocalScale(3);
    teapot.setMaterial(mat);
    rootNode.attachChild(teapot);
    Geometry soil = new Geometry("soil", new Box(50, 1, 50));
    soil.setLocalTranslation(0, -1, 0);
    soil.setMaterial(matSoil);
    rootNode.attachChild(soil);
    DirectionalLight light = new DirectionalLight();
    light.setDirection(new Vector3f(0, -1, 0).normalizeLocal());
    light.setColor(ColorRGBA.White.mult(1.5f));
    rootNode.addLight(light);
}

Example 68 with DirectionalLight

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

the class TestRagdollCharacter method setupLight.

private void setupLight() {
    DirectionalLight dl = new DirectionalLight();
    dl.setDirection(new Vector3f(-0.1f, -0.7f, -1).normalizeLocal());
    dl.setColor(new ColorRGBA(1f, 1f, 1f, 1.0f));
    rootNode.addLight(dl);
}

Example 69 with DirectionalLight

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

the class TestAssetLinkNode method simpleInitApp.

@Override
public void simpleInitApp() {
    AssetLinkNode loaderNode = new AssetLinkNode();
    loaderNode.addLinkedChild(new ModelKey("Models/MonkeyHead/MonkeyHead.mesh.xml"));
    //save and load the loaderNode
    try {
        //export to byte array
        ByteArrayOutputStream bout = new ByteArrayOutputStream();
        BinaryExporter.getInstance().save(loaderNode, bout);
        //import from byte array, automatically loads the monkeyhead from file
        ByteArrayInputStream bin = new ByteArrayInputStream(bout.toByteArray());
        BinaryImporter imp = BinaryImporter.getInstance();
        imp.setAssetManager(assetManager);
        Node newLoaderNode = (Node) imp.load(bin);
        //attach to rootNode
        rootNode.attachChild(newLoaderNode);
    } catch (IOException ex) {
        Logger.getLogger(TestAssetLinkNode.class.getName()).log(Level.SEVERE, null, ex);
    }
    rootNode.attachChild(loaderNode);
    lightMdl = new Geometry("Light", new Sphere(10, 10, 0.1f));
    lightMdl.setMaterial((Material) assetManager.loadAsset(new AssetKey("Common/Materials/RedColor.j3m")));
    rootNode.attachChild(lightMdl);
    // flourescent main light
    pl = new PointLight();
    pl.setColor(new ColorRGBA(0.88f, 0.92f, 0.95f, 1.0f));
    rootNode.addLight(pl);
    // sunset light
    DirectionalLight dl = new DirectionalLight();
    dl.setDirection(new Vector3f(-0.1f, -0.7f, 1).normalizeLocal());
    dl.setColor(new ColorRGBA(0.44f, 0.30f, 0.20f, 1.0f));
    rootNode.addLight(dl);
    // skylight
    dl = new DirectionalLight();
    dl.setDirection(new Vector3f(-0.6f, -1, -0.6f).normalizeLocal());
    dl.setColor(new ColorRGBA(0.10f, 0.22f, 0.44f, 1.0f));
    rootNode.addLight(dl);
    // white ambient light
    dl = new DirectionalLight();
    dl.setDirection(new Vector3f(1, -0.5f, -0.1f).normalizeLocal());
    dl.setColor(new ColorRGBA(0.50f, 0.40f, 0.50f, 1.0f));
    rootNode.addLight(dl);
}

Example 70 with DirectionalLight

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

the class HelloAssets method simpleInitApp.

@Override
public void simpleInitApp() {
    /** Load a teapot model (OBJ file from test-data) */
    Spatial teapot = assetManager.loadModel("Models/Teapot/Teapot.obj");
    Material mat_default = new Material(assetManager, "Common/MatDefs/Misc/ShowNormals.j3md");
    teapot.setMaterial(mat_default);
    rootNode.attachChild(teapot);
    /** Create a wall (Box with material and texture from test-data) */
    Box box = new Box(2.5f, 2.5f, 1.0f);
    Spatial wall = new Geometry("Box", box);
    Material mat_brick = new Material(assetManager, "Common/MatDefs/Misc/Unshaded.j3md");
    mat_brick.setTexture("ColorMap", assetManager.loadTexture("Textures/Terrain/BrickWall/BrickWall.jpg"));
    wall.setMaterial(mat_brick);
    wall.setLocalTranslation(2.0f, -2.5f, 0.0f);
    rootNode.attachChild(wall);
    /** Display a line of text (default font from test-data) */
    setDisplayStatView(false);
    guiFont = assetManager.loadFont("Interface/Fonts/Default.fnt");
    BitmapText helloText = new BitmapText(guiFont, false);
    helloText.setSize(guiFont.getCharSet().getRenderedSize());
    helloText.setText("Hello World");
    helloText.setLocalTranslation(300, helloText.getLineHeight(), 0);
    guiNode.attachChild(helloText);
    /** Load a Ninja model (OgreXML + material + texture from test_data) */
    Spatial ninja = assetManager.loadModel("Models/Ninja/Ninja.mesh.xml");
    ninja.scale(0.05f, 0.05f, 0.05f);
    ninja.rotate(0.0f, -3.0f, 0.0f);
    ninja.setLocalTranslation(0.0f, -5.0f, -2.0f);
    rootNode.attachChild(ninja);
    /** You must add a light to make the model visible */
    DirectionalLight sun = new DirectionalLight();
    sun.setDirection(new Vector3f(-0.1f, -0.7f, -1.0f).normalizeLocal());
    rootNode.addLight(sun);
}