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package tesseract.objects.tank;
import java.awt.Color;
import java.awt.event.KeyEvent;
import javax.media.j3d.Transform3D;
import javax.media.j3d.TransformGroup;
import javax.vecmath.Point3f;
import javax.vecmath.Vector3f;
import tesseract.objects.remote.RemoteObject;
public class Tank extends RemoteObject {
private final TransformGroup whole;
private final TransformGroup turret;
private final Vector3f orientation;
private final Vector3f aim;
private final Point3f gunLocation;
private static final float DEFAULT_SCALE = 0.0625f;
private static final Color DEFAULT_BODY_COLOR = Color.GREEN;
private static final Color DEFAULT_TRACK_COLOR = Color.DARK_GRAY;
private static final Color DEFAULT_TURRET_COLOR = Color.GREEN;
private final Body tank;
private int barrelElevation = 0;
private static final int maxBarrelElevation = 14;
private static final int minBarrelElevation = -1;
public Tank(Vector3f thePosition, float mass) {
this(thePosition, mass, DEFAULT_SCALE);
}
public Tank(Vector3f thePosition, float mass, float theScale) {
this(thePosition, mass, theScale, DEFAULT_BODY_COLOR,
DEFAULT_TRACK_COLOR, DEFAULT_TURRET_COLOR);
}
public Tank(Vector3f thePosition, float mass, float theScale,
Color bodyColor, Color trackColor, Color turretColor) {
super (thePosition, mass);
tank = new Body(trackColor, bodyColor, theScale, turretColor);
orientation = new Vector3f();
aim = new Vector3f();
gunLocation = new Point3f();
Transform3D turretMove = new Transform3D();
turretMove.setTranslation(new Vector3f(0, Body.height * theScale, 0));
turret = new TransformGroup();
turret.addChild(tank.getTurret());
turret.setCapability(TransformGroup.ALLOW_TRANSFORM_WRITE);
whole = new TransformGroup();
whole.addChild(tank.getBody());
whole.addChild(turret);
setShape(whole);
inverseInertiaTensor.m00 = 1f / 12 / inverseMass * (Body.height * Body.height * theScale + Body.depth * Body.depth * theScale);
inverseInertiaTensor.m11 = 1f / 12 / inverseMass * (Body.width * Body.width * theScale + Body.depth * Body.depth * theScale);
inverseInertiaTensor.m22 = 1f / 12 / inverseMass * (Body.width * Body.width * theScale + Body.height * Body.height * theScale);
inverseInertiaTensor.invert();
}
/**
*
*/
private static final long serialVersionUID = 4419863813052251438L;
@Override
public String getName() {
return "Tank";
}
protected void keyEventReceived(final KeyEvent event) {
Transform3D check = new Transform3D();
tank.getBody().getTransform(check);
check.get(orientation);
Transform3D current = new Transform3D();
turret.getTransform(current);
switch (event.getKeyCode()) {
case KeyEvent.VK_W:
break;
case KeyEvent.VK_S:
break;
case KeyEvent.VK_A:
angularVelocity.y += STEP;
break;
case KeyEvent.VK_D:
angularVelocity.y -= STEP;
break;
case KeyEvent.VK_LEFT:
Transform3D left = new Transform3D();
left.rotY(Math.PI / 32);
current.mul(left);
turret.setTransform(current);
break;
case KeyEvent.VK_RIGHT:
Transform3D right = new Transform3D();
right.rotY(-Math.PI / 32);
current.mul(right);
turret.setTransform(current);
break;
case KeyEvent.VK_UP:
Transform3D barrelUp = new Transform3D();
tank.getBarrel().getTransform(barrelUp);
Transform3D up = new Transform3D();
up.rotZ(Math.PI /32);
barrelUp.mul(up);
if (barrelElevation < maxBarrelElevation) {
tank.getBarrel().setTransform(barrelUp);
barrelElevation++;
}
break;
case KeyEvent.VK_DOWN:
Transform3D barrelDown = new Transform3D();
tank.getBarrel().getTransform(barrelDown);
Transform3D down = new Transform3D();
down.rotZ(-Math.PI /32);
barrelDown.mul(down);
if (barrelElevation > minBarrelElevation) {
tank.getBarrel().setTransform(barrelDown);
barrelElevation--;
}
break;
}
}
}
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