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Example 6 with BinaryImporter

use of com.jme3.export.binary.BinaryImporter in project jmonkeyengine by jMonkeyEngine.

the class TestPhysicsReadWrite method simpleInitApp.

@Override
public void simpleInitApp() {
    bulletAppState = new BulletAppState();
    stateManager.attach(bulletAppState);
    bulletAppState.setDebugEnabled(true);
    physicsRootNode = new Node("PhysicsRootNode");
    rootNode.attachChild(physicsRootNode);
    // Add a physics sphere to the world
    Node physicsSphere = PhysicsTestHelper.createPhysicsTestNode(assetManager, new SphereCollisionShape(1), 1);
    physicsSphere.getControl(RigidBodyControl.class).setPhysicsLocation(new Vector3f(3, 6, 0));
    rootNode.attachChild(physicsSphere);
    getPhysicsSpace().add(physicsSphere);
    // Add a physics sphere to the world using the collision shape from sphere one
    Node physicsSphere2 = PhysicsTestHelper.createPhysicsTestNode(assetManager, physicsSphere.getControl(RigidBodyControl.class).getCollisionShape(), 1);
    physicsSphere2.getControl(RigidBodyControl.class).setPhysicsLocation(new Vector3f(4, 8, 0));
    rootNode.attachChild(physicsSphere2);
    getPhysicsSpace().add(physicsSphere2);
    // Add a physics box to the world
    Node physicsBox = PhysicsTestHelper.createPhysicsTestNode(assetManager, new BoxCollisionShape(new Vector3f(1, 1, 1)), 1);
    physicsBox.getControl(RigidBodyControl.class).setFriction(0.1f);
    physicsBox.getControl(RigidBodyControl.class).setPhysicsLocation(new Vector3f(.6f, 4, .5f));
    rootNode.attachChild(physicsBox);
    getPhysicsSpace().add(physicsBox);
    // Add a physics cylinder to the world
    Node physicsCylinder = PhysicsTestHelper.createPhysicsTestNode(assetManager, new CylinderCollisionShape(new Vector3f(1f, 1f, 1.5f)), 1);
    physicsCylinder.getControl(RigidBodyControl.class).setPhysicsLocation(new Vector3f(2, 2, 0));
    rootNode.attachChild(physicsCylinder);
    getPhysicsSpace().add(physicsCylinder);
    // an obstacle mesh, does not move (mass=0)
    Node node2 = PhysicsTestHelper.createPhysicsTestNode(assetManager, new MeshCollisionShape(new Sphere(16, 16, 1.2f)), 0);
    node2.getControl(RigidBodyControl.class).setPhysicsLocation(new Vector3f(2.5f, -4, 0f));
    rootNode.attachChild(node2);
    getPhysicsSpace().add(node2);
    // the floor mesh, does not move (mass=0)
    Node node3 = PhysicsTestHelper.createPhysicsTestNode(assetManager, new PlaneCollisionShape(new Plane(new Vector3f(0, 1, 0), 0)), 0);
    node3.getControl(RigidBodyControl.class).setPhysicsLocation(new Vector3f(0f, -6, 0f));
    rootNode.attachChild(node3);
    getPhysicsSpace().add(node3);
    // Join the physics objects with a Point2Point joint
    HingeJoint joint = new HingeJoint(physicsSphere.getControl(RigidBodyControl.class), physicsBox.getControl(RigidBodyControl.class), new Vector3f(-2, 0, 0), new Vector3f(2, 0, 0), Vector3f.UNIT_Z, Vector3f.UNIT_Z);
    getPhysicsSpace().add(joint);
    //save and load the physicsRootNode
    try {
        //remove all physics objects from physics space
        getPhysicsSpace().removeAll(physicsRootNode);
        physicsRootNode.removeFromParent();
        //export to byte array
        ByteArrayOutputStream bout = new ByteArrayOutputStream();
        BinaryExporter.getInstance().save(physicsRootNode, bout);
        //import from byte array
        ByteArrayInputStream bin = new ByteArrayInputStream(bout.toByteArray());
        BinaryImporter imp = BinaryImporter.getInstance();
        imp.setAssetManager(assetManager);
        Node newPhysicsRootNode = (Node) imp.load(bin);
        //add all physics objects to physics space
        getPhysicsSpace().addAll(newPhysicsRootNode);
        rootNode.attachChild(newPhysicsRootNode);
    } catch (IOException ex) {
        Logger.getLogger(TestPhysicsReadWrite.class.getName()).log(Level.SEVERE, null, ex);
    }
}
Also used : HingeJoint(com.jme3.bullet.joints.HingeJoint) Plane(com.jme3.math.Plane) Node(com.jme3.scene.Node) ByteArrayOutputStream(java.io.ByteArrayOutputStream) IOException(java.io.IOException) RigidBodyControl(com.jme3.bullet.control.RigidBodyControl) Sphere(com.jme3.scene.shape.Sphere) BinaryImporter(com.jme3.export.binary.BinaryImporter) ByteArrayInputStream(java.io.ByteArrayInputStream) BulletAppState(com.jme3.bullet.BulletAppState) Vector3f(com.jme3.math.Vector3f)

Aggregations

BinaryImporter (com.jme3.export.binary.BinaryImporter)6 Node (com.jme3.scene.Node)4 IOException (java.io.IOException)4 Vector3f (com.jme3.math.Vector3f)3 ByteArrayInputStream (java.io.ByteArrayInputStream)3 ByteArrayOutputStream (java.io.ByteArrayOutputStream)3 ModelKey (com.jme3.asset.ModelKey)2 DirectionalLight (com.jme3.light.DirectionalLight)2 Sphere (com.jme3.scene.shape.Sphere)2 AnimChannel (com.jme3.animation.AnimChannel)1 AnimControl (com.jme3.animation.AnimControl)1 AssetInfo (com.jme3.asset.AssetInfo)1 AssetKey (com.jme3.asset.AssetKey)1 AssetManager (com.jme3.asset.AssetManager)1 BulletAppState (com.jme3.bullet.BulletAppState)1 RigidBodyControl (com.jme3.bullet.control.RigidBodyControl)1 HingeJoint (com.jme3.bullet.joints.HingeJoint)1 InputCapsule (com.jme3.export.InputCapsule)1 Savable (com.jme3.export.Savable)1 BinaryExporter (com.jme3.export.binary.BinaryExporter)1