Example usage for javax.media.j3d ColoringAttributes ColoringAttributes

Introduction

In this page you can find the example usage for javax.media.j3d ColoringAttributes ColoringAttributes.

Prototype

public ColoringAttributes() 

Source Link

Document

Constructs a ColoringAttributes node with default parameters.

Usage

From source file:ExSpotLight.java

public AnnotationArrow(float x, float y, float z, float x2, float y2, float z2) {
    super(x, y, z, x2, y2, z2);
    setLineWidth(lineWidth);/*from   w  w  w  .  j  a  va  2s  .c  o m*/

    // Compute the length and direction of the line
    float deltaX = x2 - x;
    float deltaY = y2 - y;
    float deltaZ = z2 - z;

    float theta = -(float) Math.atan2(deltaZ, deltaX);
    float phi = (float) Math.atan2(deltaY, deltaX);
    if (deltaX < 0.0f) {
        phi = (float) Math.PI - phi;
    }

    // Compute a matrix to rotate a cone to point in the line's
    // direction, then place the cone at the line's endpoint.
    Matrix4f mat = new Matrix4f();
    Matrix4f mat2 = new Matrix4f();
    mat.setIdentity();

    // Move to the endpoint of the line
    mat2.setIdentity();
    mat2.setTranslation(new Vector3f(x2, y2, z2));
    mat.mul(mat2);

    // Spin around Y
    mat2.setIdentity();
    mat2.rotY(theta);
    mat.mul(mat2);

    // Tilt up or down around Z
    mat2.setIdentity();
    mat2.rotZ(phi);
    mat.mul(mat2);

    // Tilt cone to point right
    mat2.setIdentity();
    mat2.rotZ(-1.571f);
    mat.mul(mat2);

    arrowTrans = new TransformGroup();
    arrowTrans.setCapability(Group.ALLOW_CHILDREN_WRITE);
    Transform3D trans = new Transform3D(mat);
    arrowTrans.setTransform(trans);

    // Create an appearance
    arrowAppearance = new Appearance();
    arrowAppearance.setCapability(Appearance.ALLOW_COLORING_ATTRIBUTES_WRITE);

    getLineColor(arrowColor);
    coloringAttributes = new ColoringAttributes();
    coloringAttributes.setColor(arrowColor);
    coloringAttributes.setShadeModel(ColoringAttributes.SHADE_FLAT);
    arrowAppearance.setColoringAttributes(coloringAttributes);

    // Build a cone for the arrow head
    arrowHead = new Cone(arrowRadius, // base radius
            arrowLength, // height
            0, // don't generate normals
            radialDivisions, // divisions radially
            sideDivisions, // divisions vertically
            arrowAppearance); // appearance

    arrowTrans.addChild(arrowHead);
    addChild(arrowTrans);
}

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From source file:ExSpotLight.java

public AnnotationLine(float x, float y, float z, float x2, float y2, float z2) {
    float[] coord = new float[3];
    float[] texcoord = new float[2];

    // Build a shape
    shape = new Shape3D();
    shape.setCapability(Shape3D.ALLOW_APPEARANCE_WRITE);

    // Create geometry for a 2-vertex straight line
    line = new LineArray(2, GeometryArray.COORDINATES | GeometryArray.TEXTURE_COORDINATE_2);
    line.setCapability(GeometryArray.ALLOW_COLOR_WRITE);

    // Starting point
    coord[0] = x;//from   www . j  av  a 2 s.co  m
    coord[1] = y;
    coord[2] = z;
    texcoord[0] = 0.0f;
    texcoord[1] = 0.0f;
    line.setCoordinate(0, coord);
    line.setTextureCoordinate(0, texcoord);

    // Ending point
    coord[0] = x2;
    coord[1] = y2;
    coord[2] = z2;
    texcoord[0] = 1.0f;
    texcoord[1] = 0.0f;
    line.setCoordinate(1, coord);
    line.setTextureCoordinate(1, texcoord);

    shape.setGeometry(line);

    // Create an appearance
    mainAppearance = new Appearance();
    mainAppearance.setCapability(Appearance.ALLOW_LINE_ATTRIBUTES_WRITE);
    mainAppearance.setCapability(Appearance.ALLOW_COLORING_ATTRIBUTES_WRITE);

    lineAttributes = new LineAttributes();
    lineAttributes.setLineWidth(lineWidth);
    mainAppearance.setLineAttributes(lineAttributes);

    coloringAttributes = new ColoringAttributes();
    coloringAttributes.setColor(lineColor);
    coloringAttributes.setShadeModel(ColoringAttributes.SHADE_FLAT);
    mainAppearance.setColoringAttributes(coloringAttributes);

    addChild(shape);
}

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From source file:AppearanceTest.java

protected NodeComponent createComponent() {
    return (NodeComponent) new ColoringAttributes();
}

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From source file:Demo3D.java

/**
 * This methode serves to construct the earth.
 * //from w w w .  ja v  a 2s .  c o  m
 * @return com.sun.j3d.utils.geometry.Sphere earth - the constructed earth
 */
public Sphere myEarth() {
    // Optical properties of the earth.

    // Ambient-diffuse-reflection coefficient
    diffAmb = new Color3f(1.0f, 1.0f, 1.0f);
    // Diffuse-reflection coefficient
    reflDiff = new Color3f(1.0f, 1.0f, 1.0f);
    // Specular-reflection coefficient (reflectance function)
    reflSpec = new Color3f(0.0f, 0.0f, 0.1f);
    // c = shininess: cos^c in the specular reflection
    c = 1;
    // Emitted light
    emittedLight = new Color3f(0.0f, 0.0f, 0.0f);

    appearance = new Appearance();

    // Create the material and set up the optical properties.
    material = new Material(diffAmb, emittedLight, reflDiff, reflSpec, c);
    appearance.setMaterial(material);

    // Set up the polygon's rendering-mode (with the polygonAttributes) and
    // the shading-mode (with the coloringAttributes).
    polygonAttributes = new PolygonAttributes();
    coloringAttributes = new ColoringAttributes();

    // Points
    if (renderingType.compareTo("points") == 0) {
        polygonAttributes.setPolygonMode(PolygonAttributes.POLYGON_POINT);
    }

    /* Lines*/
    else if (renderingType.compareTo("lines") == 0) {
        polygonAttributes.setPolygonMode(PolygonAttributes.POLYGON_LINE);
    }

    /* Polygons */
    else if (renderingType.compareTo("polygons") == 0) {
        /* is the default value*/
        polygonAttributes.setPolygonMode(PolygonAttributes.POLYGON_FILL);
        coloringAttributes.setShadeModel(ColoringAttributes.SHADE_FLAT);
    }

    /* Gouraud */
    else if (renderingType.compareTo("gouraud") == 0) {
        polygonAttributes.setPolygonMode(PolygonAttributes.POLYGON_FILL); /* is the default value*/
        coloringAttributes.setShadeModel(ColoringAttributes.SHADE_GOURAUD); /* is the default value*/
    }

    else if (renderingType.compareTo("texture") == 0) {
        polygonAttributes.setPolygonMode(PolygonAttributes.POLYGON_FILL); /* is the default value*/
        coloringAttributes.setShadeModel(ColoringAttributes.SHADE_GOURAUD); /* is the default value*/

        /* Loading of the texture*/
        newTextureLoader = new NewTextureLoader("Images/Earth.jpg");
        newTextureLoader.setImageObserver(newTextureLoader.getImageObserver());
        texture = newTextureLoader.getTexture();

        appearance.setTexture(texture);

        /* Application mode of the texture */
        textAttr = new TextureAttributes();
        textAttr.setTextureMode(TextureAttributes.REPLACE); /* there still are:
                                                            BLEND, COMBINE,
                                                            DECAL, and MODULATE*/
        appearance.setTextureAttributes(textAttr);
    }

    appearance.setPolygonAttributes(polygonAttributes);
    appearance.setColoringAttributes(coloringAttributes);

    /* Construction of the earth with all its features.*/
    earth = new Sphere(scale_XYZ, Sphere.GENERATE_NORMALS | Sphere.GENERATE_TEXTURE_COORDS, 10, appearance);
    return earth;
}

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