Java tutorial
/* * To change this license header, choose License Headers in Project Properties. * To change this template file, choose Tools | Templates * and open the template in the editor. */ package com.mygdx.combat; import com.badlogic.gdx.math.Vector2; import com.mygdx.entities.Entity; import com.mygdx.entities.projectiles.ProjectileEntity; import com.mygdx.environments.EnvironmentManager; import com.mygdx.game.MainGame; import static com.mygdx.game.MainGame.RATIO; import com.mygdx.managers.ResourceManager; import static com.mygdx.utilities.UtilityVars.BIT_ATT; import static com.mygdx.utilities.UtilityVars.BIT_EN; import static com.mygdx.utilities.UtilityVars.BIT_TEAR; import static com.mygdx.utilities.UtilityVars.BIT_WALL; /** * * @author saynt */ public class PlayerProjectile extends ProjectileEntity { public PlayerProjectile(Vector2 pos, float width, float height, Vector2 dir) { super(pos, width, height, dir.scl(22f * RATIO), 1f); fd.filter.categoryBits = BIT_ATT; fd.filter.maskBits = BIT_EN | BIT_TEAR | BIT_WALL; texture = MainGame.am.get(ResourceManager.DEFAULT_SQUARE); } @Override public void alert(String[] str) { try { if (str[2].contains("en_")) { for (Entity e : EnvironmentManager.currentEnv.getEntities()) { if (e.getUserData().toString().equals(str[2])) { //impact with enemy } } } } catch (IndexOutOfBoundsException ex) { ex.printStackTrace(); } super.alert(str); } }