trianglestripshape2.java

关于java3D学习的示例程序

import javax.media.j3d.*;
public class triangleStripShape2 extends Shape3D{
	int sCount[]=new int[2];
	int vCount=7;
	int iCount=7;
	private float vert[]={
		.5f,0.5f,0.0f,-0.5f,0.5f,0.0f,
		0.3f,0.0f,0.0f,-0.3f,0.0f,0.0f,
		0.5f,0.5f,0.0f,0.5f,-0.5f,0.0f,0.6f,0.4f,0.0f};
	private float color[]={
		0.0f,0.5f,1.0f,0.0f,0.5f,1.0f,
		0.0f,0.8f,2.0f,1.0f,0.0f,0.3f,
		0.0f,1.0f,0.3f,0.3f,0.8f,0.0f,0.0f,0.5f,0.2f};
	public triangleStripShape2(){
		int[] index={0,6,1,5,2,4,3};
		sCount[0]=4;
		sCount[1]=3;
		IndexedTriangleStripArray triangle=new IndexedTriangleStripArray(vCount,
                                                   IndexedTriangleStripArray.COORDINATES|
                                                   IndexedTriangleStripArray.COLOR_3,iCount,sCount);
        triangle.setCoordinates(0,vert);
        triangle.setColors(0,color);
        triangle.setCoordinateIndices(0,index);
        triangle.setColorIndices(0,index);
        PolygonAttributes polygona=new PolygonAttributes();
        polygona.setCullFace(PolygonAttributes.CULL_NONE);
        Appearance app=new Appearance();
        app.setPolygonAttributes(polygona);
        this.setGeometry(triangle);
        this.setAppearance(app);
        this.setGeometry(triangle);
    }
}