Custom-Fishing/src/main/java/net/momirealms/customfishing/fishing/LavaEffect.java

/*
 *  Copyright (C) <2022> <XiaoMoMi>
 *
 *  This program is free software: you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation, either version 3 of the License, or
 *  any later version.
 *
 *  This program is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with this program.  If not, see <https://www.gnu.org/licenses/>.
 */

package net.momirealms.customfishing.fishing;

import org.bukkit.Location;
import org.bukkit.Particle;
import org.bukkit.scheduler.BukkitRunnable;

public class LavaEffect extends BukkitRunnable {

    private final Location startLoc;
    private final Location endLoc;
    private final Location controlLoc;
    private int timer;

    public LavaEffect(Location loc) {
        this.startLoc = loc.clone().add(0,0.3,0);
        this.endLoc = this.startLoc.clone().add((Math.random() * 16 - 8), startLoc.getY(), (Math.random() * 16 - 8));
        this.controlLoc = new Location(startLoc.getWorld(), (startLoc.getX() + endLoc.getX())/2 + Math.random() * 12 - 6, startLoc.getY(), (startLoc.getZ() + endLoc.getZ())/2 + Math.random() * 12 - 6);
    }

    @Override
    public void run() {
        timer++;
        if (timer > 60) {
            cancel();
        }
        else {
            double t = (double) timer / 60;
            Location particleLoc = endLoc.clone().multiply(Math.pow((1 - t), 2)).add(controlLoc.clone().multiply(2 * t * (1 - t))).add(startLoc.clone().multiply(Math.pow(t, 2)));
            particleLoc.setY(startLoc.getY());
            startLoc.getWorld().spawnParticle(Particle.FLAME, particleLoc,1,0,0,0,0);
        }
    }
}