Examples with Node com.jme3.scene.Node used on opensource projects

Example 81 with Node

use of com.jme3.scene.Node in project jmonkeyengine by jMonkeyEngine.

the class TestAttachGhostObject method setupJoint.

public void setupJoint() {
    Node holderNode = PhysicsTestHelper.createPhysicsTestNode(assetManager, new BoxCollisionShape(new Vector3f(.1f, .1f, .1f)), 0);
    holderNode.getControl(RigidBodyControl.class).setPhysicsLocation(new Vector3f(0f, 0, 0f));
    rootNode.attachChild(holderNode);
    getPhysicsSpace().add(holderNode);
    Node hammerNode = PhysicsTestHelper.createPhysicsTestNode(assetManager, new BoxCollisionShape(new Vector3f(.3f, .3f, .3f)), 1);
    hammerNode.getControl(RigidBodyControl.class).setPhysicsLocation(new Vector3f(0f, -1, 0f));
    rootNode.attachChild(hammerNode);
    getPhysicsSpace().add(hammerNode);
    //immovable
    collisionNode = PhysicsTestHelper.createPhysicsTestNode(assetManager, new BoxCollisionShape(new Vector3f(.3f, .3f, .3f)), 0);
    collisionNode.getControl(RigidBodyControl.class).setPhysicsLocation(new Vector3f(1.8f, 0, 0f));
    rootNode.attachChild(collisionNode);
    getPhysicsSpace().add(collisionNode);
    //ghost node
    ghostControl = new GhostControl(new SphereCollisionShape(0.7f));
    hammerNode.addControl(ghostControl);
    getPhysicsSpace().add(ghostControl);
    joint = new HingeJoint(holderNode.getControl(RigidBodyControl.class), hammerNode.getControl(RigidBodyControl.class), Vector3f.ZERO, new Vector3f(0f, -1, 0f), Vector3f.UNIT_Z, Vector3f.UNIT_Z);
    getPhysicsSpace().add(joint);
}

Example 82 with Node

use of com.jme3.scene.Node in project jmonkeyengine by jMonkeyEngine.

the class TestCollisionShapeFactory method attachRandomGeometry.

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);
    }
}

Example 83 with Node

use of com.jme3.scene.Node in project jmonkeyengine by jMonkeyEngine.

the class TestFancyCar method findGeom.

//    public void setupFloor() {
//        Material mat = assetManager.loadMaterial("Textures/Terrain/BrickWall/BrickWall.j3m");
//        mat.getTextureParam("DiffuseMap").getTextureValue().setWrap(WrapMode.Repeat);
////        mat.getTextureParam("NormalMap").getTextureValue().setWrap(WrapMode.Repeat);
////        mat.getTextureParam("ParallaxMap").getTextureValue().setWrap(WrapMode.Repeat);
//
//        Box floor = new Box(Vector3f.ZERO, 140, 1f, 140);
//        floor.scaleTextureCoordinates(new Vector2f(112.0f, 112.0f));
//        Geometry floorGeom = new Geometry("Floor", floor);
//        floorGeom.setShadowMode(ShadowMode.Receive);
//        floorGeom.setMaterial(mat);
//
//        PhysicsNode tb = new PhysicsNode(floorGeom, new MeshCollisionShape(floorGeom.getMesh()), 0);
//        tb.setLocalTranslation(new Vector3f(0f, -6, 0f));
////        tb.attachDebugShape(assetManager);
//        rootNode.attachChild(tb);
//        getPhysicsSpace().add(tb);
//    }
private Geometry findGeom(Spatial spatial, String name) {
    if (spatial instanceof Node) {
        Node node = (Node) spatial;
        for (int i = 0; i < node.getQuantity(); i++) {
            Spatial child = node.getChild(i);
            Geometry result = findGeom(child, name);
            if (result != null) {
                return result;
            }
        }
    } else if (spatial instanceof Geometry) {
        if (spatial.getName().startsWith(name)) {
            return (Geometry) spatial;
        }
    }
    return null;
}

Example 84 with Node

use of com.jme3.scene.Node in project jmonkeyengine by jMonkeyEngine.

the class TestFancyCar method buildPlayer.

private void buildPlayer() {
    //200=f1 car
    float stiffness = 120.0f;
    //(lower than damp!)
    float compValue = 0.2f;
    float dampValue = 0.3f;
    final float mass = 400;
    //Load model and get chassis Geometry
    carNode = (Node) assetManager.loadModel("Models/Ferrari/Car.scene");
    carNode.setShadowMode(ShadowMode.Cast);
    Geometry chasis = findGeom(carNode, "Car");
    BoundingBox box = (BoundingBox) chasis.getModelBound();
    //Create a hull collision shape for the chassis
    CollisionShape carHull = CollisionShapeFactory.createDynamicMeshShape(chasis);
    //Create a vehicle control
    player = new VehicleControl(carHull, mass);
    carNode.addControl(player);
    //Setting default values for wheels
    player.setSuspensionCompression(compValue * 2.0f * FastMath.sqrt(stiffness));
    player.setSuspensionDamping(dampValue * 2.0f * FastMath.sqrt(stiffness));
    player.setSuspensionStiffness(stiffness);
    player.setMaxSuspensionForce(10000);
    //Create four wheels and add them at their locations
    //note that our fancy car actually goes backwards..
    Vector3f wheelDirection = new Vector3f(0, -1, 0);
    Vector3f wheelAxle = new Vector3f(-1, 0, 0);
    Geometry wheel_fr = findGeom(carNode, "WheelFrontRight");
    wheel_fr.center();
    box = (BoundingBox) wheel_fr.getModelBound();
    wheelRadius = box.getYExtent();
    float back_wheel_h = (wheelRadius * 1.7f) - 1f;
    float front_wheel_h = (wheelRadius * 1.9f) - 1f;
    player.addWheel(wheel_fr.getParent(), box.getCenter().add(0, -front_wheel_h, 0), wheelDirection, wheelAxle, 0.2f, wheelRadius, true);
    Geometry wheel_fl = findGeom(carNode, "WheelFrontLeft");
    wheel_fl.center();
    box = (BoundingBox) wheel_fl.getModelBound();
    player.addWheel(wheel_fl.getParent(), box.getCenter().add(0, -front_wheel_h, 0), wheelDirection, wheelAxle, 0.2f, wheelRadius, true);
    Geometry wheel_br = findGeom(carNode, "WheelBackRight");
    wheel_br.center();
    box = (BoundingBox) wheel_br.getModelBound();
    player.addWheel(wheel_br.getParent(), box.getCenter().add(0, -back_wheel_h, 0), wheelDirection, wheelAxle, 0.2f, wheelRadius, false);
    Geometry wheel_bl = findGeom(carNode, "WheelBackLeft");
    wheel_bl.center();
    box = (BoundingBox) wheel_bl.getModelBound();
    player.addWheel(wheel_bl.getParent(), box.getCenter().add(0, -back_wheel_h, 0), wheelDirection, wheelAxle, 0.2f, wheelRadius, false);
    player.getWheel(2).setFrictionSlip(4);
    player.getWheel(3).setFrictionSlip(4);
    rootNode.attachChild(carNode);
    getPhysicsSpace().add(player);
}

Example 85 with Node

use of com.jme3.scene.Node in project jmonkeyengine by jMonkeyEngine.

the class PhysicsTestHelper method createPhysicsTestWorldSoccer.

public static void createPhysicsTestWorldSoccer(Node rootNode, AssetManager assetManager, PhysicsSpace space) {
    AmbientLight light = new AmbientLight();
    light.setColor(ColorRGBA.LightGray);
    rootNode.addLight(light);
    Material material = new Material(assetManager, "Common/MatDefs/Misc/Unshaded.j3md");
    material.setTexture("ColorMap", assetManager.loadTexture("Interface/Logo/Monkey.jpg"));
    Box floorBox = new Box(20, 0.25f, 20);
    Geometry floorGeometry = new Geometry("Floor", floorBox);
    floorGeometry.setMaterial(material);
    floorGeometry.setLocalTranslation(0, -0.25f, 0);
    //        Plane plane = new Plane();
    //        plane.setOriginNormal(new Vector3f(0, 0.25f, 0), Vector3f.UNIT_Y);
    //        floorGeometry.addControl(new RigidBodyControl(new PlaneCollisionShape(plane), 0));
    floorGeometry.addControl(new RigidBodyControl(0));
    rootNode.attachChild(floorGeometry);
    space.add(floorGeometry);
    //movable spheres
    for (int i = 0; i < 5; i++) {
        Sphere sphere = new Sphere(16, 16, .5f);
        Geometry ballGeometry = new Geometry("Soccer ball", sphere);
        ballGeometry.setMaterial(material);
        ballGeometry.setLocalTranslation(i, 2, -3);
        //RigidBodyControl automatically uses Sphere collision shapes when attached to single geometry with sphere mesh
        ballGeometry.addControl(new RigidBodyControl(.001f));
        ballGeometry.getControl(RigidBodyControl.class).setRestitution(1);
        rootNode.attachChild(ballGeometry);
        space.add(ballGeometry);
    }
    {
        //immovable Box with mesh collision shape
        Box box = new Box(1, 1, 1);
        Geometry boxGeometry = new Geometry("Box", box);
        boxGeometry.setMaterial(material);
        boxGeometry.setLocalTranslation(4, 1, 2);
        boxGeometry.addControl(new RigidBodyControl(new MeshCollisionShape(box), 0));
        rootNode.attachChild(boxGeometry);
        space.add(boxGeometry);
    }
    {
        //immovable Box with mesh collision shape
        Box box = new Box(1, 1, 1);
        Geometry boxGeometry = new Geometry("Box", box);
        boxGeometry.setMaterial(material);
        boxGeometry.setLocalTranslation(4, 3, 4);
        boxGeometry.addControl(new RigidBodyControl(new MeshCollisionShape(box), 0));
        rootNode.attachChild(boxGeometry);
        space.add(boxGeometry);
    }
}