tetrahedronipa.java

java 3d编程的一些例子源代码

/*
 * $RCSfile: TetrahedronIPA.java,v $
 *
 * Copyright (c) 2006 Sun Microsystems, Inc. All rights reserved.
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 * from this software without specific prior written permission.
 *
 * This software is provided "AS IS," without a warranty of any
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 * $Revision: 1.1 $
 * $Date: 2006/02/01 01:32:51 $
 * $State: Exp $
 */

package org.jdesktop.j3d.examples.picking;

import javax.media.j3d.*;
import javax.vecmath.*;

class TetrahedronIPA extends IndexedPointArray {

  TetrahedronIPA() {
    super(4, GeometryArray.COORDINATES | GeometryArray.COLOR_3, 4);  
    
    Point3f verts[] = new Point3f[4];
    Color3f colors[] = new Color3f[4];
    
    verts[0] = new Point3f(1.0f,1.0f,1.0f);
    verts[1] = new Point3f(1.0f,-1.0f,-1.0f);
    verts[2] = new Point3f(-1.0f,-1.0f,1.0f);
    verts[3] = new Point3f(-1.0f,1.0f,-1.0f);

    colors[0] = new Color3f(1.0f, 0.0f, 0.0f);
    colors[1] = new Color3f(0.0f, 1.0f, 0.0f);
    colors[2] = new Color3f(0.0f, 0.0f, 1.0f);
    colors[3] = new Color3f(1.0f, 1.0f, 0.0f);

    int pntsIndex[] = new int[4];
    int clrsIndex[] = new int[4];

    pntsIndex[0] = clrsIndex[0] = 0;
    pntsIndex[1] = clrsIndex[1] = 1;
    pntsIndex[2] = clrsIndex[2] = 2;
    pntsIndex[3] = clrsIndex[3] = 3;
    
    setCoordinates(0, verts);
    setCoordinateIndices(0, pntsIndex);
    setColors(0, colors);
    setColorIndices(0, clrsIndex);
  }
}