minecraft-kajetans-mod/src/main/java/me/km/effects/active/Musket.java

package me.km.effects.active;

import me.km.effects.ActiveEffectBase;
import me.km.effects.EffectUtils;
import me.km.entities.EntityItemProjectile;
import net.minecraft.entity.player.EntityPlayerMP;
import net.minecraft.init.Blocks;
import net.minecraft.init.SoundEvents;
import net.minecraft.item.ItemStack;

public class Musket extends ActiveEffectBase
{
    @Override
    protected boolean executeEffect(EntityPlayerMP p, int power) 
    {  
        EffectUtils.playSound(p, SoundEvents.ENTITY_FIREWORK_BLAST);
        float spread = 0.8f - power * 0.04f;
        if(spread < 0)
        {
            spread = 0;
        }
        EntityItemProjectile launch = new EntityItemProjectile(p, new ItemStack(Blocks.STONE_BUTTON), power * 2);
        launch.setHeadingFromThrower(p, p.rotationPitch, p.rotationYaw, 0, 2.5f, spread);
        p.world.spawnEntity(launch);
        return true;
    }
    
    @Override
    protected int getManaCost(int manaFactor) 
    {
        return 5 * manaFactor;
    }
}