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Model.java
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Model.java
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import java.util.*;
class Model {
Mario mario;
ArrayList<Sprite> sprites;
int dest_x1, dest_x2;
int dest_y1, dest_y2;
int xx, yy, ww, hh;
int cameraPos;
int previousCameraPos;
String fileName = "map.json";
boolean isCopy;
//////////////////////////////////////
/////////// Constructors /////////////
//////////////////////////////////////
Model() {
isCopy = false;
cameraPos = 0;
sprites = new ArrayList<Sprite>();
mario = new Mario(this);
sprites.add(mario);
unmarshal();
}
Model(Model m) {
isCopy = true;
this.cameraPos = m.cameraPos;
this.previousCameraPos = m.previousCameraPos;
this.sprites = new ArrayList<Sprite>();
for (int i = 0; i < m.sprites.size(); i++) {
Sprite sprite = m.sprites.get(i);
Sprite s = sprite.cloneSprite(this);
this.sprites.add(s);
if (s.isMario())
this.mario = (Mario) s;
}
}
//////////////////////////////////////
/////////// Utility Methods //////////
//////////////////////////////////////
public void update() {
for (int i = 0; i < sprites.size(); i++) {
sprites.get(i).update();
}
}
public void setDestination1(int x, int y) {
this.dest_x1 = x;
this.dest_y1 = y;
}
public void setDestination2(int x, int y) {
this.dest_x2 = x;
this.dest_y2 = y;
determineBoundries();
}
public void determineBoundries() {
xx = Math.min(dest_x1, dest_x2);
yy = Math.min(dest_y1, dest_y2);
ww = Math.abs(dest_x1 - dest_x2);
hh = Math.abs(dest_y1 - dest_y2);
}
//////////////////////////////////////
///////// Sprite Modification ////////
//////////////////////////////////////
public void addBrick() {
Brick b = new Brick(xx + cameraPos, yy, ww, hh, this);
sprites.add(b);
}
public void addCoin() {
Sprite c = new Coin(this, xx + cameraPos, yy, ww, hh);
sprites.add(c);
}
public void addCoin(Sprite s) {
Sprite c = new Coin(this, s.x, s.y - 50, s.w, s.h);
sprites.add(c);
}
public void removeCoin(Coin c) {
sprites.remove(c);
}
public void addCoinBlock() {
Sprite cB = new CoinBlock(this, xx + cameraPos, yy, ww, hh);
sprites.add(cB);
}
//////////////////////////////////////
//////////// JSON Methods ////////////
//////////////////////////////////////
// Unmarshal function that loads from JSON
// TODO fix this method
public void unmarshal() {
sprites.clear();
Json ob = Json.load(fileName);
Json tmpList = ob.get("sprites");
for (int i = 0; i < tmpList.size(); i++) {
Json j = tmpList.get(i);
String str = j.getString("type");
if (str.equals("mario")) {
mario = new Mario(this, j);
sprites.add(mario);
} else if (str.equals("brick"))
sprites.add(new Brick(this, j));
else if (str.equals("coinBlock"))
sprites.add(new CoinBlock(this, j));
else if (str.equals("coin"))
sprites.add(new Coin(this, j));
}
}
// marshal function that save to JSON
public void marshal() {
Json ob = Json.newObject();
Json tmpList = Json.newList();
ob.add("sprites", tmpList);
for (int i = 0; i < sprites.size(); i++)
tmpList.add(sprites.get(i).marshal());
ob.save(fileName);
}
//////////////////////////////////////
////////////// AI Methods ////////////
//////////////////////////////////////
void doAction(Action action) {
if (action == Action.RunRight) {
mario.runRight();
} else if (action == Action.Jump) {
mario.jump();
} else if (action == Action.RunAndJump) {
mario.jump();
mario.runRight();
}
}
double evaluateAction(Action action, int depth) {
int d = 10;
int k = 5;
// Evaluate the state
if (depth >= d)
return (cameraPos) + (5000 * mario.coinCount) - (2 * mario.jumpCount);
// Simulate the action
Model copy = new Model(this); // uses the copy constructor
copy.doAction(action); // like what Controller.update did before
copy.update(); // advance simulated time
// Recurse
if (depth % k != 0)
return copy.evaluateAction(action, depth + 1);
else {
double best = copy.evaluateAction(Action.RunRight, depth + 1);
best = Math.max(best, copy.evaluateAction(Action.Jump, depth + 1));
best = Math.max(best, copy.evaluateAction(Action.RunAndJump, depth + 1));
return best;
}
}
}