Example usage for javax.media.j3d IndexedQuadArray setColors

Introduction

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

Prototype

public void setColors(int index, float colors[]) 

Source Link

Document

Sets the colors associated with the vertices starting at the specified index for this object.

Usage

From source file:AppearanceExplorer.java

Shape3D createColorCube() {

    // color cube
    int[] indices = { 0, 3, 4, 2, // left face x = -1
            0, 1, 5, 3, // bottom face y = -1
            0, 2, 6, 1, // back face z = -1
            7, 5, 1, 6, // right face x = 1
            7, 6, 2, 4, // top face y = 1
            7, 4, 3, 5 // front face z = 1
    };/*from   ww  w . ja va 2s. c o  m*/

    Point3f pts[] = new Point3f[8];
    pts[0] = new Point3f(-1.0f, -1.0f, -1.0f);
    pts[1] = new Point3f(1.0f, -1.0f, -1.0f);
    pts[2] = new Point3f(-1.0f, 1.0f, -1.0f);
    pts[3] = new Point3f(-1.0f, -1.0f, 1.0f);
    pts[4] = new Point3f(-1.0f, 1.0f, 1.0f);
    pts[5] = new Point3f(1.0f, -1.0f, 1.0f);
    pts[6] = new Point3f(1.0f, 1.0f, -1.0f);
    pts[7] = new Point3f(1.0f, 1.0f, 1.0f);
    Color3f colr[] = new Color3f[8];
    colr[0] = black;
    colr[1] = red;
    colr[2] = green;
    colr[3] = blue;
    colr[4] = cyan;
    colr[5] = magenta;
    colr[6] = yellow;
    colr[7] = white;
    // The normals point out from 0,0,0, through the verticies of the
    // cube. These can be calculated by copying the coordinates to
    // a Vector3f and normalizing.
    Vector3f norm[] = new Vector3f[8];
    for (int i = 0; i < 8; i++) {
        norm[i] = new Vector3f(pts[i]);
        norm[i].normalize();
    }

    IndexedQuadArray iqa = new IndexedQuadArray(8,
            GeometryArray.COORDINATES | GeometryArray.COLOR_3 | GeometryArray.NORMALS, 24);
    iqa.setCoordinates(0, pts);
    iqa.setColors(0, colr);
    iqa.setNormals(0, norm);
    iqa.setCoordinateIndices(0, indices);
    iqa.setColorIndices(0, indices);
    iqa.setNormalIndices(0, indices);
    return new Shape3D(iqa, appearance);
}

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