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package jme3test.bullet;
import com.jme3.app.SimpleApplication;
import com.jme3.bullet.BulletAppState;
import com.jme3.bullet.PhysicsSpace;
import com.jme3.bullet.collision.shapes.CapsuleCollisionShape;
import com.jme3.bullet.control.CharacterControl;
import com.jme3.input.KeyInput;
import com.jme3.input.MouseInput;
import com.jme3.input.controls.ActionListener;
import com.jme3.input.controls.KeyTrigger;
import com.jme3.input.controls.MouseButtonTrigger;
import com.jme3.math.Vector3f;
import com.jme3.renderer.RenderManager;
import com.jme3.scene.CameraNode;
import com.jme3.scene.Node;
import com.jme3.scene.Spatial;
import com.jme3.scene.control.CameraControl.ControlDirection;
/**
* A walking physical character followed by a 3rd person camera. (No animation.)
* @author normenhansen, zathras
*/
public class TestPhysicsCharacter extends SimpleApplication implements ActionListener {
private BulletAppState bulletAppState;
private CharacterControl physicsCharacter;
private Node characterNode;
private CameraNode camNode;
boolean rotate = false;
private Vector3f walkDirection = new Vector3f(0,0,0);
private Vector3f viewDirection = new Vector3f(0,0,0);
boolean leftStrafe = false, rightStrafe = false, forward = false, backward = false,
leftRotate = false, rightRotate = false;
public static void main(String[] args) {
TestPhysicsCharacter app = new TestPhysicsCharacter();
app.start();
}
private void setupKeys() {
inputManager.addMapping("Strafe Left",
new KeyTrigger(KeyInput.KEY_Q),
new KeyTrigger(KeyInput.KEY_Z));
inputManager.addMapping("Strafe Right",
new KeyTrigger(KeyInput.KEY_E),
new KeyTrigger(KeyInput.KEY_X));
inputManager.addMapping("Rotate Left",
new KeyTrigger(KeyInput.KEY_A),
new KeyTrigger(KeyInput.KEY_LEFT));
inputManager.addMapping("Rotate Right",
new KeyTrigger(KeyInput.KEY_D),
new KeyTrigger(KeyInput.KEY_RIGHT));
inputManager.addMapping("Walk Forward",
new KeyTrigger(KeyInput.KEY_W),
new KeyTrigger(KeyInput.KEY_UP));
inputManager.addMapping("Walk Backward",
new KeyTrigger(KeyInput.KEY_S),
new KeyTrigger(KeyInput.KEY_DOWN));
inputManager.addMapping("Jump",
new KeyTrigger(KeyInput.KEY_SPACE),
new KeyTrigger(KeyInput.KEY_RETURN));
inputManager.addMapping("Shoot",
new MouseButtonTrigger(MouseInput.BUTTON_LEFT));
inputManager.addListener(this, "Strafe Left", "Strafe Right");
inputManager.addListener(this, "Rotate Left", "Rotate Right");
inputManager.addListener(this, "Walk Forward", "Walk Backward");
inputManager.addListener(this, "Jump", "Shoot");
}
@Override
public void simpleInitApp() {
// activate physics
bulletAppState = new BulletAppState();
stateManager.attach(bulletAppState);
// init a physical test scene
PhysicsTestHelper.createPhysicsTestWorldSoccer(rootNode, assetManager, bulletAppState.getPhysicsSpace());
setupKeys();
// Add a physics character to the world
physicsCharacter = new CharacterControl(new CapsuleCollisionShape(0.5f, 1.8f), .1f);
physicsCharacter.setPhysicsLocation(new Vector3f(0, 1, 0));
characterNode = new Node("character node");
Spatial model = assetManager.loadModel("Models/Sinbad/Sinbad.mesh.xml");
model.scale(0.25f);
characterNode.addControl(physicsCharacter);
getPhysicsSpace().add(physicsCharacter);
rootNode.attachChild(characterNode);
characterNode.attachChild(model);
// set forward camera node that follows the character
camNode = new CameraNode("CamNode", cam);
camNode.setControlDir(ControlDirection.SpatialToCamera);
camNode.setLocalTranslation(new Vector3f(0, 1, -5));
camNode.lookAt(model.getLocalTranslation(), Vector3f.UNIT_Y);
characterNode.attachChild(camNode);
//disable the default 1st-person flyCam (don't forget this!!)
flyCam.setEnabled(false);
}
@Override
public void simpleUpdate(float tpf) {
Vector3f camDir = cam.getDirection().mult(0.2f);
Vector3f camLeft = cam.getLeft().mult(0.2f);
camDir.y = 0;
camLeft.y = 0;
viewDirection.set(camDir);
walkDirection.set(0, 0, 0);
if (leftStrafe) {
walkDirection.addLocal(camLeft);
} else
if (rightStrafe) {
walkDirection.addLocal(camLeft.negate());
}
if (leftRotate) {
viewDirection.addLocal(camLeft.mult(0.02f));
} else
if (rightRotate) {
viewDirection.addLocal(camLeft.mult(0.02f).negate());
}
if (forward) {
walkDirection.addLocal(camDir);
} else
if (backward) {
walkDirection.addLocal(camDir.negate());
}
physicsCharacter.setWalkDirection(walkDirection);
physicsCharacter.setViewDirection(viewDirection);
}
public void onAction(String binding, boolean value, float tpf) {
if (binding.equals("Strafe Left")) {
if (value) {
leftStrafe = true;
} else {
leftStrafe = false;
}
} else if (binding.equals("Strafe Right")) {
if (value) {
rightStrafe = true;
} else {
rightStrafe = false;
}
} else if (binding.equals("Rotate Left")) {
if (value) {
leftRotate = true;
} else {
leftRotate = false;
}
} else if (binding.equals("Rotate Right")) {
if (value) {
rightRotate = true;
} else {
rightRotate = false;
}
} else if (binding.equals("Walk Forward")) {
if (value) {
forward = true;
} else {
forward = false;
}
} else if (binding.equals("Walk Backward")) {
if (value) {
backward = true;
} else {
backward = false;
}
} else if (binding.equals("Jump")) {
physicsCharacter.jump();
}
}
private PhysicsSpace getPhysicsSpace() {
return bulletAppState.getPhysicsSpace();
}
@Override
public void simpleRender(RenderManager rm) {
//TODO: add render code
}
}