public void createPolygons() {
Graphics2D g = screen.getGraphics();
g.setColor(Color.BLACK);
g.fillRect(0, 0, screen.getWidth(), screen.getHeight());
g.setColor(Color.WHITE);
g.drawString("Loading...", 5, screen.getHeight() - 5);
screen.update();
float ambientLightIntensity = .2f;
List lights = new LinkedList();
lights.add(new PointLight3D(-100, 100, 100, .3f, -1));
lights.add(new PointLight3D(100, 100, 0, .3f, -1));
MapLoader loader = new MapLoader(new BSPTreeBuilderWithPortals());
loader.setObjectLights(lights, ambientLightIntensity);
try {
bspTree = loader.loadMap(mapFile);
} catch (IOException ex) {
ex.printStackTrace();
}
collisionDetection = new CollisionDetectionWithSliding(bspTree);
gameObjectManager = new GridGameObjectManager(bspTree.calcBounds(), collisionDetection);
gameObjectManager.addPlayer(new Player());
((BSPRenderer) polygonRenderer).setGameObjectManager(gameObjectManager);
createGameObjects(loader.getObjectsInMap());
Transform3D start = loader.getPlayerStartLocation();
gameObjectManager.getPlayer().getTransform().setTo(start);
}
public void init() {
// set up the local lights for the model.
float ambientLightIntensity = .8f;
List lights = new LinkedList();
lights.add(new PointLight3D(-100, 100, 100, .5f, -1));
lights.add(new PointLight3D(100, 100, 0, .5f, -1));
// load the object model
ObjectLoader loader = new ObjectLoader();
loader.setLights(lights, ambientLightIntensity);
PolygonGroup blastModel = null;
try {
blastModel = loader.loadObject("../images/blast.obj");
botProjectileModel = loader.loadObject("../images/botprojectile.obj");
} catch (IOException ex) {
ex.printStackTrace();
}
init(modes);
inputManager.mapToKey(jump, KeyEvent.VK_SPACE);
inputManager.mapToMouse(fire, InputManager.MOUSE_BUTTON_1);
((Player) gameObjectManager.getPlayer()).setBlastModel(blastModel);
}
public void drawPolygons(Graphics2D g) {
polygonRenderer.startFrame(g);
// draw polygons in bsp tree (set z buffer)
((BSPRenderer) polygonRenderer).draw(g, bspTree);
// draw game object polygons (check and set z buffer)
gameObjectManager.draw(g, (GameObjectRenderer) polygonRenderer);
polygonRenderer.endFrame(g);
}
public void updateWorld(long elapsedTime) {
float angleVelocity;
Player player = (Player) gameObjectManager.getPlayer();
MovingTransform3D playerTransform = player.getTransform();
Vector3D velocity = playerTransform.getVelocity();
// playerTransform.stop();
velocity.x = 0;
velocity.z = 0;
float x = -playerTransform.getSinAngleY();
float z = -playerTransform.getCosAngleY();
if (goForward.isPressed()) {
velocity.add(x * PLAYER_SPEED, 0, z * PLAYER_SPEED);
}
if (goBackward.isPressed()) {
velocity.add(-x * PLAYER_SPEED, 0, -z * PLAYER_SPEED);
}
if (goLeft.isPressed()) {
velocity.add(z * PLAYER_SPEED, 0, -x * PLAYER_SPEED);
}
if (goRight.isPressed()) {
velocity.add(-z * PLAYER_SPEED, 0, x * PLAYER_SPEED);
}
if (jump.isPressed()) {
player.setJumping(true);
}
if (fire.isPressed()) {
player.fireProjectile();
}
playerTransform.setVelocity(velocity);
// look up/down (rotate around x)
angleVelocity = Math.min(tiltUp.getAmount(), 200);
angleVelocity += Math.max(-tiltDown.getAmount(), -200);
playerTransform.setAngleVelocityX(angleVelocity * PLAYER_TURN_SPEED / 200);
// turn (rotate around y)
angleVelocity = Math.min(turnLeft.getAmount(), 200);
angleVelocity += Math.max(-turnRight.getAmount(), -200);
playerTransform.setAngleVelocityY(angleVelocity * PLAYER_TURN_SPEED / 200);
// update objects
gameObjectManager.update(elapsedTime);
// limit look up/down
float angleX = playerTransform.getAngleX();
float limit = (float) Math.PI / 2;
if (angleX < -limit) {
playerTransform.setAngleX(-limit);
} else if (angleX > limit) {
playerTransform.setAngleX(limit);
}
// set the camera to be 100 units above the player
Transform3D camera = polygonRenderer.getCamera();
camera.setTo(playerTransform);
camera.getLocation().add(0, CAMERA_HEIGHT, 0);
}