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Spaceship.pde
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Spaceship.pde
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public final Spaceship spaceship = new Spaceship();
class Spaceship extends SpaceObject {
private float acceleration;
private long invincibility = 0;
private long lastTime = -1;
private Spaceship() {
super(new float[]{width/2f, height/2f});
this.acceleration = 0;
this.invincibility = millis() + 1000;
}
protected void update() {
long cTime = millis();
float dt = lastTime > 0 ? (cTime-lastTime)/1000f : 0;
this.lastTime = cTime;
if (super.fixPos()) {this.acceleration = 0; super.vel = (float)Math.pow(super.vel, 0.9);}
if (keyPressed) this.onKey(key, dt);
super.vel += this.acceleration * dt;
super.update(dt);
}
public void draw() {
this.update();
long ti = this.invincibility-millis();
if (ti > 0 && ti/75f % 2 < 1) return;
pushMatrix();
translate(super.loc[0], super.loc[1]);
rotate((float)super.dir-HALF_PI);
line(-10, -5, 0, 20);
line(0, 20, 10, -5);
line(10, -5, 0, 0);
line(0, 0, -10, -5);
popMatrix();
}
protected float getRadius() {return this.invincibility-millis()>0?0:4;}
public void collide(float[] momentum) { // placeholder for death
super.angVel = 69;
super.vel = 0;
this.acceleration = 0;
}
private void fire() {
bullets.add(new Bullet(this.getLoc(), this.getDir(), this.getVel()+600));
}
public void hyperspeed() {
super.loc = new float[]{(float)Math.random()*displayWidth, (float)Math.random()*displayHeight};
super.vel = 0;
this.angVel = 0;
this.acceleration = 0;
this.invincibility = millis() + 1000;
}
private void onKey(char c, float dt) {
switch (c) {
case 'w':
this.acceleration+=dt*64;
break;
case 's':
this.acceleration-=dt*52;
super.angVel += super.angVel > 0 ? -dt : dt;
break;
case 'a':
super.angVel -= dt*2;
break;
case 'd':
super.angVel += dt*2;
break;
}
}
public void onKeyPressed(char c) {
if (c == ' ') this.fire();
}
}