/* Copyright 2010-2013 Christian Matt
*
* This file is part of PonkOut.
*
* PonkOut is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* PonkOut is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with PonkOut. If not, see <http://www.gnu.org/licenses/>.
*/
package ponkOut;
import java.util.LinkedList;
import org.lwjgl.input.Keyboard;
import org.lwjgl.opengl.GL11;
import org.lwjgl.util.vector.Vector3f;
import ponkOut.Menu.MenuState;
import ponkOut.Menu.MenuState.FlyingDirection;
import ponkOut.graphics.Board;
import ponkOut.graphics.Camera;
import ponkOut.graphics.GameGraphicsObjectsManager;
import ponkOut.graphics.GraphicsObjectsManager;
import ponkOut.graphics.HUDText;
import ponkOut.graphics.Lighting;
import ponkOut.graphics.Satellite;
import ponkOut.input.InputManager;
import ponkOut.logic.EntityManager;
public class GameState extends State {
private EntityManager entityManager;
private GraphicsObjectsManager goManager;
private LinkedList<Satellite> satellites;
private boolean paused;
private HUDText pauseText;
private HUDText anyKeyText;
private MenuState.FlyingDirection flying;
private float posZ;
private float destPosZ;
public GameState(StateChangeListener listener, State previous) {
super(listener, previous);
entityManager = EntityManager.getInstance();
goManager = new GameGraphicsObjectsManager();
paused = false;
pauseText = new HUDText("Pause", 50.0f, 0.8f, 0.8f, 1.0f, 0.5f, false, goManager);
anyKeyText = new HUDText("(press Escape to quit or any other key to continue)", 12.0f, 0.8f, 0.8f, 1.0f, 1.0f,
false, goManager);
anyKeyText.translate(0.0f, -50.0f);
new Map(goManager);
}
@Override
public void init() {
InputManager.getInstance().initInputDevices();
Lighting.init();
// create satellites after initialising lighting
satellites = new LinkedList<Satellite>();
satellites.add(new Satellite(5.0f, 1.0f, 0.9f, 0.7f, 200.0f, 0.85f, 4.0f, 50.0f, 0.0f, 0.2f, 0.979796f, 1.6f,
goManager));
satellites.add(new Satellite(1.0f, 0.4f, 0.5f, 1.0f, 60.0f, 0.4f, 0.0f, 10.0f, 0.8666f, 0.5f, 0.0f, 0.6f,
goManager));
flying = MenuState.FlyingDirection.IN;
posZ = 25.5f + 1000.0f;
destPosZ = 25.5f;
Camera.init(new Vector3f(0.0f, 0.0f, posZ));
Board.init();
}
@Override
public void update(float elapsedTime) {
if (!paused) {
entityManager.applyInput(elapsedTime);
entityManager.moveEntities(elapsedTime);
// move satellites
for (Satellite satellite : satellites)
satellite.move(elapsedTime);
switch (flying) {
case IN:
if (posZ > destPosZ)
posZ -= MenuState.getFlySpeed(posZ - destPosZ, 1050.0f, true) * elapsedTime;
if (posZ <= destPosZ) {
posZ = destPosZ;
flying = FlyingDirection.NONE;
}
Camera.setPosition(new Vector3f(0.0f, 0.0f, posZ));
break;
case OUT:
if (posZ < destPosZ)
posZ += MenuState.getFlySpeed(destPosZ - posZ + 50.0f, 1050.0f, true) * elapsedTime;
if (posZ >= destPosZ) {
posZ = destPosZ;
flying = FlyingDirection.NONE;
getListener().changeState(getPrevious());
return;
}
Camera.setPosition(new Vector3f(0.0f, 0.0f, posZ));
break;
case NONE:
break;
}
}
}
@Override
public void render() {
// clear screen
GL11.glClear(GL11.GL_COLOR_BUFFER_BIT | GL11.GL_DEPTH_BUFFER_BIT | GL11.GL_STENCIL_BUFFER_BIT);
// update camera position
GL11.glLoadIdentity();
Camera.applyTransformation();
// draw objects
goManager.drawScene();
}
@Override
public void cleanup() {
entityManager.clear();
}
@Override
public void keyDown(int key) {
if (key == Keyboard.KEY_ESCAPE && flying == FlyingDirection.NONE) {
if (paused) {
paused = false;
pauseText.setVisibility(false);
anyKeyText.setVisibility(false);
flying = FlyingDirection.OUT;
destPosZ += 1000.0f;
} else {
paused = true;
pauseText.setVisibility(true);
anyKeyText.setVisibility(true);
}
} else {
if (paused) {
paused = false;
pauseText.setVisibility(false);
anyKeyText.setVisibility(false);
}
}
}
}