Java Torus类代码示例

import com.jme3.scene.shape.Torus; //导入依赖的package包/类
private void attachRandomGeometry(Node node, Material mat) {
    Box box = new Box(0.25f, 0.25f, 0.25f);
    Torus torus = new Torus(16, 16, 0.2f, 0.8f);
    Geometry[] boxes = new Geometry[]{
        new Geometry("box1", box),
        new Geometry("box2", box),
        new Geometry("box3", box),
        new Geometry("torus1", torus),
        new Geometry("torus2", torus),
        new Geometry("torus3", torus)
    };
    for (int i = 0; i < boxes.length; i++) {
        Geometry geometry = boxes[i];
        geometry.setLocalTranslation((float) Math.random() * 10 -10, (float) Math.random() * 10 -10, (float) Math.random() * 10 -10);
        geometry.setLocalRotation(new Quaternion().fromAngles((float) Math.random() * FastMath.PI, (float) Math.random() * FastMath.PI, (float) Math.random() * FastMath.PI));
        geometry.setLocalScale((float) Math.random() * 10 -10, (float) Math.random() * 10 -10, (float) Math.random() * 10 -10);
        geometry.setMaterial(mat);
        node.attachChild(geometry);
    }
}
 

import com.jme3.scene.shape.Torus; //导入依赖的package包/类
private Spatial createTorus(String name, ColorRGBA color) {
    Node torus = new Node(name);
    
    // 可见的旋转圈
    Material mat = MaterialUtils.createUnshaded(color);
    mat.getAdditionalRenderState().setFaceCullMode(RenderState.FaceCullMode.Off);
    mat.getAdditionalRenderState().setDepthTest(false);
    Geometry torusInner = new Geometry(name + "tours", new Torus(80, 6, 0.005f, 1.0f));
    torusInner.setMaterial(mat);
    
    // 用于优化点选
    Geometry torusOuter = new Geometry(name + "picker", new Torus(20, 4, 0.15f, 1.0f));
    torusOuter.setMaterial(MaterialUtils.createUnshaded());
    torusOuter.setCullHint(CullHint.Always);
    
    torus.attachChild(torusInner);
    torus.attachChild(torusOuter);
    
    return torus;
}
 

import com.jme3.scene.shape.Torus; //导入依赖的package包/类
@Override
@FXThread
protected @NotNull Mesh createMesh(@NotNull final VarTable vars) {
    final int circleSamples = vars.getInteger(PROPERTY_CIRCLE_SAMPLES);
    final int radialSamples = vars.getInteger(PROPERTY_RADIAL_SAMPLES);
    final float innerRadius = vars.getFloat(PROPERTY_INNER_RADIUS);
    final float outerRadius = vars.getFloat(PROPERTY_OUTER_RADIUS);
    return new Torus(circleSamples, radialSamples, innerRadius, outerRadius);
}
 

import com.jme3.scene.shape.Torus; //导入依赖的package包/类
@Override
    public void simpleInitApp() {
        Torus torus = new Torus(10, 6, 1, 3);
//        Torus torus = new Torus(50, 30, 1, 3);
        Geometry g = new Geometry("Torus Geom", torus);
        g.rotate(-FastMath.HALF_PI, 0, 0);
        g.center();
//        g.move(0, 1, 0);
        
        Material mat = new Material(assetManager, "Common/MatDefs/Light/Lighting.j3md");
        mat.setFloat("Shininess", 32f);
        mat.setBoolean("UseMaterialColors", true);
        mat.setColor("Ambient",  ColorRGBA.Black);
        mat.setColor("Diffuse",  ColorRGBA.White);
        mat.setColor("Specular", ColorRGBA.White);
//        mat.setBoolean("VertexLighting", true);
//        mat.setBoolean("LowQuality", true);
        g.setMaterial(mat);

        rootNode.attachChild(g);

        lightMdl = new Geometry("Light", new Sphere(10, 10, 0.1f));
        lightMdl.setMaterial(assetManager.loadMaterial("Common/Materials/RedColor.j3m"));
        rootNode.attachChild(lightMdl);

        pl = new PointLight();
        pl.setColor(ColorRGBA.Green);
        pl.setRadius(4f);
        rootNode.addLight(pl);

        DirectionalLight dl = new DirectionalLight();
        dl.setColor(ColorRGBA.Red);
        dl.setDirection(new Vector3f(0, 1, 0));
        rootNode.addLight(dl);
    }
 

import com.jme3.scene.shape.Torus; //导入依赖的package包/类
@Override
protected void createInstrumentParts() {
	circle = new InstrumentPart(Name + " yaw");
	circle.putViewGeometry("0", new ColorRGBA(0.8f, 0.2f, 0.8f, 1), new Torus(25, 3, 0.03f, 1), true);
	circle.putGripGeometry("0", new Torus(12, 3, 0.1f, 1));
	circle.setOnSelection(() -> getPresenter().selectTool());
	drawnNode.attachChild(circle.getViewNode());
	gripNode.attachChild(circle.getGripNode());
	parts.add(circle);
}
 

import com.jme3.scene.shape.Torus; //导入依赖的package包/类
public RotHandle(Tweed tweed, Spatial target) {
	super (tweed);
	this.target = target;
	this.dir = new Vector3f(0,1,0);
	
	
	
	Torus handleOne = new Torus(24, 8, 0.2f, 4f); //Box( 0.1f, 0.1f, 0.1f );
	g1 = new Geometry("h1", handleOne);
	g1.setUserData(Tweed.CLICK, this);
	Material mat1 = new Material(tweed.getAssetManager(), "Common/MatDefs/Misc/Unshaded.j3md");
	mat1.setColor( "Color", ColorRGBA.Yellow );
	g1.setMaterial(mat1);
	
	updateScale();
	
	attachChild(g1);

}
 

import com.jme3.scene.shape.Torus; //导入依赖的package包/类
@Override
    public void simpleInitApp() {
        Torus torus = new Torus(10, 6, 1, 3);
//        Torus torus = new Torus(50, 30, 1, 3);
        Geometry g = new Geometry("Torus Geom", torus);
        g.rotate(-FastMath.HALF_PI, 0, 0);
        g.center();
//        g.move(0, 1, 0);
        
        Material mat = new Material(assetManager, "Common/MatDefs/Light/Lighting.j3md");
        mat.setFloat("Shininess", 32f);
        mat.setBoolean("UseMaterialColors", true);
        mat.setColor("Ambient",  ColorRGBA.Black);
        mat.setColor("Diffuse",  ColorRGBA.White);
        mat.setColor("Specular", ColorRGBA.White);
//        mat.setBoolean("VertexLighting", true);
//        mat.setBoolean("LowQuality", true);
        g.setMaterial(mat);

        rootNode.attachChild(g);

        Geometry lightMdl = new Geometry("Light", new Sphere(10, 10, 0.1f));
        lightMdl.setMaterial(assetManager.loadMaterial("Common/Materials/RedColor.j3m"));
        
        movingNode=new Node("lightParentNode");
        movingNode.attachChild(lightMdl);  
        rootNode.attachChild(movingNode);

        PointLight pl = new PointLight();
        pl.setColor(ColorRGBA.Green);
        pl.setRadius(4f);
        rootNode.addLight(pl);
        
        LightNode lightNode=new LightNode("pointLight", pl);
        movingNode.attachChild(lightNode);

        DirectionalLight dl = new DirectionalLight();
        dl.setColor(ColorRGBA.Red);
        dl.setDirection(new Vector3f(0, 1, 0));
        rootNode.addLight(dl);
    }
 

import com.jme3.scene.shape.Torus; //导入依赖的package包/类
@Override
protected void createInstrumentParts(){
	InstrumentPart x = new InstrumentPart(Name + " x");
	Mesh cone = TranslateUtil.toJMEMesh(new Cone(0.01, 0.015, 12));
	x.putViewAndGripGeometry("0", new ColorRGBA(0.8f, 0.8f, 0.2f, 1), cone, true);
	x.setTranslation(new Point3D(0.1, 0, 0));
	x.setRotation(new Quaternion().fromAngles(0, (float) AngleUtil.RIGHT, 0));
	x.setOnSelection(() -> getPresenter().selectTool(Tool.X));
	drawnNode.attachChild(x.getViewNode());
	gripNode.attachChild(x.getGripNode());
	parts.add(x);
	
	InstrumentPart y = new InstrumentPart(Name + " y");
	y.putViewAndGripGeometry("0", new ColorRGBA(0.8f, 0.2f, 0.2f, 1), cone, true);
	y.setTranslation(new Point3D(0, 0.1, 0));
	y.setRotation(new Quaternion().fromAngles((float) -AngleUtil.RIGHT, 0, 0));
	y.setOnSelection(() -> getPresenter().selectTool(Tool.Y));
	drawnNode.attachChild(y.getViewNode());
	gripNode.attachChild(y.getGripNode());
	parts.add(y);

	InstrumentPart z = new InstrumentPart(Name + " z");
	z.putViewAndGripGeometry("0", new ColorRGBA(0.2f, 0.2f, 0.8f, 1), new Box(0.0025f, 0.0025f, 0.1f), true);
	z.setOnSelection(() -> getPresenter().selectTool(Tool.Z));
	drawnNode.attachChild(z.getViewNode());
	gripNode.attachChild(z.getGripNode());
	parts.add(z);

	InstrumentPart xy = new InstrumentPart(Name + " xy");
	xy.putViewAndGripGeometry("0", new ColorRGBA(0.5f, 0.2f, 0.2f, 1), new Box(0.02f, 0.02f, 0.001f), true);
	xy.setTranslation(new Point3D(0.02, 0.02, 0));
	xy.setOnSelection(() -> getPresenter().selectTool(Tool.XY));
	drawnNode.attachChild(xy.getViewNode());
	gripNode.attachChild(xy.getGripNode());
	parts.add(xy);

	InstrumentPart yaw = new InstrumentPart(Name + " yaw");
	yaw.putViewGeometry("0", new ColorRGBA(0.2f, 0.2f, 0.8f, 1), new Torus(25, 3, 0.0015f, 0.09f), true);
	yaw.putGripGeometry("0", new Torus(12, 3, 0.005f, 0.09f));
	yaw.setOnSelection(() -> getPresenter().selectTool(Tool.YAW));
	drawnNode.attachChild(yaw.getViewNode());
	gripNode.attachChild(yaw.getGripNode());
	parts.add(yaw);
}
 

import com.jme3.scene.shape.Torus; //导入依赖的package包/类
private void updateShape(double radius){
	Point3D pos = presenter.getPosition();
	double camDistance = RendererPlatform.getCamera().getLocation().distance(TranslateUtil.toVector3f(pos));
	circle.setViewMesh("0", new Torus(25, 3, 0.0015f, (float)(radius/camDistance)));
	circle.setGripMesh("0", new Torus(12, 3, 0.005f, (float)(radius/camDistance)));
}