public void fall(float fallDistance) {
float damage =
(float)
Math.floor(
fallDistance
- 3
- (this.hasEffect(Effect.JUMP)
? this.getEffect(Effect.JUMP).getAmplifier() + 1
: 0));
if (damage > 0) {
EntityDamageEvent ev = new EntityDamageEvent(this, EntityDamageEvent.CAUSE_FALL, damage);
this.attack(ev);
}
}
public void addEffect(Effect effect) {
if (effect == null) {
return; // here add null means add nothing
}
Effect oldEffect = this.effects.getOrDefault(effect.getId(), null);
if (oldEffect != null) {
if (Math.abs(effect.getAmplifier()) < Math.abs(oldEffect.getAmplifier())) return;
if (Math.abs(effect.getAmplifier()) == Math.abs(oldEffect.getAmplifier())
&& effect.getDuration() < oldEffect.getDuration()) return;
effect.add(this, true);
} else {
effect.add(this, false);
}
this.effects.put(effect.getId(), effect);
this.recalculateEffectColor();
if (effect.getId() == Effect.HEALTH_BOOST) {
this.setHealth(this.getHealth() + 4 * (effect.getAmplifier() + 1));
}
}
public Vector2 getDirectionPlane() {
return (new Vector2(
(float) (-Math.cos(Math.toRadians(this.yaw) - Math.PI / 2)),
(float) (-Math.sin(Math.toRadians(this.yaw) - Math.PI / 2))))
.normalize();
}
public static byte[] subBytes(byte[] bytes, int start, int length) {
int len = Math.min(bytes.length, start + length);
return Arrays.copyOfRange(bytes, start, len);
}