java3d生成简单的点线图，java3d生成,DisplayLines

java3d生成简单的点线图，java3d生成,DisplayLines

DisplayLinesPoints.java

import java.applet.Applet;import java.awt.BorderLayout;import com.sun.j3d.utils.applet.MainFrame;import com.sun.j3d.utils.geometry.Primitive;import com.sun.j3d.utils.universe.*;import javax.media.j3d.*;import javax.vecmath.*;import com.sun.j3d.utils.behaviors.mouse.*;public class DisplayLinesPoints extends Applet{    public BranchGroup createBranchGroupSceneGraph()    {        BranchGroup BranchGroupRoot=new BranchGroup();        BoundingSphere bounds=        new BoundingSphere(new Point3d(0.0,0.0,0.0),100.0);        Color3f bgColor=new Color3f(1.0f,1.0f,1.0f);        Background bg=new Background(bgColor);        bg.setApplicationBounds(bounds);        BranchGroupRoot.addChild(bg);        Color3f directionalColor=new Color3f(1.f,0.f,0.f);        Vector3f vec=new Vector3f(0.f,0.f,-1.0f);        DirectionalLight directionalLight=new DirectionalLight(directionalColor,vec);        directionalLight.setInfluencingBounds(bounds);        BranchGroupRoot.addChild(directionalLight);        Appearance app=new Appearance();        Material material=new Material();        material.setDiffuseColor(new Color3f(1.0f,1.0f,0.0f));        app.setMaterial(material);        TransformGroup transformgroup=new TransformGroup();        transformgroup.setCapability(TransformGroup.ALLOW_TRANSFORM_WRITE);        transformgroup.setCapability(TransformGroup.ALLOW_TRANSFORM_READ);        BranchGroupRoot.addChild(transformgroup);        MouseRotate mouserotate=new MouseRotate();        mouserotate.setTransformGroup(transformgroup);        //BranchGroupRoot.addChild(mouserotate);        mouserotate.setSchedulingBounds(bounds);        MouseZoom mousezoom=new MouseZoom();        mousezoom.setTransformGroup(transformgroup);        BranchGroupRoot.addChild(mouserotate);        mouserotate.setSchedulingBounds(bounds);        MouseTranslate mousetranslate=new MouseTranslate();        mousetranslate.setTransformGroup(transformgroup);        BranchGroupRoot.addChild(mousetranslate);        mousetranslate.setSchedulingBounds(bounds);        Shape3D shapelinespoints=new ShapeLinesPoints();        Shape3D shapepoints=new ShapePoints();        transformgroup.addChild(shapelinespoints);        transformgroup.addChild(shapepoints);        BranchGroupRoot.compile();        return BranchGroupRoot;        }        public DisplayLinesPoints()        {            setLayout(new BorderLayout());            Canvas3D c=new Canvas3D(SimpleUniverse.getPreferredConfiguration());            add("Center",c);            BranchGroup BranchGroupScene=createBranchGroupSceneGraph();            SimpleUniverse u=new SimpleUniverse(c);            u.getViewingPlatform().setNominalViewingTransform();            u.addBranchGraph(BranchGroupScene);            }            public static void main(String[] args)            {                new MainFrame(new DisplayLinesPoints(),500,500);                }        }                class ShapeLinesPoints extends Shape3D                {                    public ShapeLinesPoints()                    {float[][][][] cubelines=new float[6][6][6][3];int i,j,k,c;for (i=0;i<6;i++)for (j=0;j<6;j++)for (k=0;k<6;k++){    cubelines[i][j][k][0]=0.2f*k-0.5f;    cubelines[i][j][k][1]=0.2f*j-0.5f;    cubelines[i][j][k][2]=0.2f*i-0.5f;}Point3f[] vertexes=new Point3f[500];for(i=0;i<500;i++) vertexes[i]=new Point3f();c=0;for(k=0;k<6;k++)for(j=0;j<6;j++){    vertexes[2*c].x=cubelines[k][0][j][0];   vertexes[2*c].y=cubelines[k][0][j][1];   vertexes[2*c].z=cubelines[k][0][j][2];   vertexes[2*c+1].x=cubelines[k][5][j][0];   vertexes[2*c+1].y=cubelines[k][5][j][1];   vertexes[2*c+1].z=cubelines[k][5][j][2];   c=c+1;}for(k=0;k<6;k++) for(j=0;j<6;j++) {   vertexes[2*c].x=cubelines[k][j][0][0];   vertexes[2*c].y=cubelines[k][j][0][1];   vertexes[2*c].z=cubelines[k][j][0][2];   vertexes[2*c+1].x=cubelines[k][j][5][0];   vertexes[2*c+1].y=cubelines[k][j][5][1];   vertexes[2*c+1].z=cubelines[k][j][5][2];   c=c+1; }for(k=0;k<6;k++) for(j=0;j<6;j++) {   vertexes[2*c].x=cubelines[0][k][j][0];   vertexes[2*c].y=cubelines[0][k][j][1];   vertexes[2*c].z=cubelines[0][k][j][2];   vertexes[2*c+1].x=cubelines[5][k][j][0];   vertexes[2*c+1].y=cubelines[5][k][j][1];   vertexes[2*c+1].z=cubelines[5][k][j][2];   c=c+1; }//�������е����ɫ����Color3f[] colors=new Color3f[500];for(i=0;i<500;i++) colors[i]=new Color3f(1.0f,0.f,1.f);LineArray lines=new LineArray(500,LineArray.COORDINATES|LineArray.COLOR_3);lines.setCoordinates (0,vertexes);lines.setColors(0,colors);LineAttributes lineattributes=new LineAttributes();lineattributes.setLineWidth(1.0f);lineattributes.setLineAntialiasingEnable(true);lineattributes.setLinePattern(0);Appearance app=new Appearance();app.setLineAttributes(lineattributes);this.setGeometry(lines);this.setAppearance(app);}}class ShapePoints extends Shape3D{    public ShapePoints()    {        float[][][][] cubelines=new float[6][6][6][3];        int i,j,k,c;        Point3f[][][] vertexes=new Point3f[50][50][50];        Color3f[][][] pointcolors=new Color3f[50][50][50];        for(i=0;i<6;i++)        for(j=0;j<6;j++)        for(k=0;k<6;k++)        {            vertexes[i][j][k]=new Point3f();            pointcolors[i][j][k]=new Color3f();        }//����ÿ�����x.y.z���ֲ for(i=0;i<5;i++)   for(j=0;j<5;j++)     for(k=0;k<5;k++)     {        //��0.5ʹԭ����С�ǵ�λ�����ԭ��Ĵ�������ת��Ϊ����λ�����ϵԭ���������        cubelines[i][j][k][0]=0.2f*k-0.5f;        cubelines[i][j][k][1]=0.2f*j-0.5f;        cubelines[i][j][k][2]=0.2f*i-0.5f;        vertexes[i][j][k].x=cubelines[i][j][k][0]+0.1f;        vertexes[i][j][k].y=cubelines[i][j][k][1]+0.1f;        vertexes[i][j][k].z=cubelines[i][j][k][2]+0.1f;        pointcolors[i][j][k].x=0.2f*i;        pointcolors[i][j][k].y=0.2f*j;        pointcolors[i][j][k].z=0.2f*k;     } Point3f[] vertexes0=new Point3f[125]; Color3f[] pointcolors0=new Color3f[125]; for(i=0;i<125;i++) {    vertexes0[i]=new Point3f();    pointcolors0[i]=new Color3f(); } c=0; for(i=0;i<5;i++)   for(j=0;j<5;j++)     for(k=0;k<5;k++)     {        vertexes0[c]=vertexes[i][j][k];        pointcolors0[c]=pointcolors[i][j][k];        c=c+1;     } int vCount=125; PointArray points=new PointArray(vCount,PointArray.COORDINATES|IndexedPointArray.COLOR_3); points.setCoordinates(0,vertexes0); points.setColors(0,pointcolors0); PointAttributes pointsattributes=new PointAttributes(); pointsattributes.setPointSize(10.0f); pointsattributes.setPointAntialiasingEnable(true);Appearance app=new Appearance();app.setPointAttributes(pointsattributes);this.setGeometry(points);this.setAppearance(app);}}