VoltaicCannonEffect.java

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package com.fs.starfarer.api.impl.combat.threat;
 
import java.awt.Color;
 
import org.lwjgl.util.vector.Vector2f;
 
import com.fs.starfarer.api.combat.CombatEngineAPI;
import com.fs.starfarer.api.combat.CombatEntityAPI;
import com.fs.starfarer.api.combat.DamageType;
import com.fs.starfarer.api.combat.DamagingProjectileAPI;
import com.fs.starfarer.api.combat.EmpArcEntityAPI;
import com.fs.starfarer.api.combat.EmpArcEntityAPI.EmpArcParams;
import com.fs.starfarer.api.combat.EveryFrameWeaponEffectPlugin;
import com.fs.starfarer.api.combat.OnFireEffectPlugin;
import com.fs.starfarer.api.combat.OnHitEffectPlugin;
import com.fs.starfarer.api.combat.ShipAPI;
import com.fs.starfarer.api.combat.WeaponAPI;
import com.fs.starfarer.api.combat.listeners.ApplyDamageResultAPI;
import com.fs.starfarer.api.impl.campaign.ids.Stats;
import com.fs.starfarer.api.util.Misc;
 
public class VoltaicCannonEffect implements OnHitEffectPlugin, OnFireEffectPlugin, EveryFrameWeaponEffectPlugin {
 
    public int MIN_NUM_ARCS = 10;
    public int MAX_NUM_ARCS = 14;
    
    @Override
    public void advance(float amount, CombatEngineAPI engine, WeaponAPI weapon) {
        
    }
    
    @Override
    public void onFire(DamagingProjectileAPI projectile, WeaponAPI weapon, CombatEngineAPI engine) {
        
    }
    
    public void onHit(DamagingProjectileAPI projectile, CombatEntityAPI target,
                      Vector2f point, boolean shieldHit, ApplyDamageResultAPI damageResult, CombatEngineAPI engine) {
        int numArcs = MIN_NUM_ARCS + Misc.random.nextInt(MAX_NUM_ARCS - MIN_NUM_ARCS + 1);
        float pierceChance = 0f;
        if (target instanceof ShipAPI) {
            pierceChance = ((ShipAPI)target).getHardFluxLevel() - 0.1f;
            pierceChance *= ((ShipAPI)target).getMutableStats().getDynamic().getValue(Stats.SHIELD_PIERCED_MULT);
        }
        
        float emp = projectile.getEmpAmount();
        float dam = 0;
        
        EmpArcParams params = new EmpArcParams();
        params.segmentLengthMult = 8f;
        params.zigZagReductionFactor = 0.5f;
        params.flickerRateMult = 1f;
        params.fadeOutDist = 1000f;
        params.minFadeOutMult = 1f;
        params.glowSizeMult = 0.5f;
        params.glowAlphaMult = 0.75f;
        
        for (int i = 0; i < numArcs; i++) {
            boolean piercedShield = shieldHit && (float) Math.random() < pierceChance;
            //piercedShield = true;
            
            if (!shieldHit || piercedShield) {
                EmpArcEntityAPI arc = engine.spawnEmpArcPierceShields(
                                   projectile.getSource(), point, target, target,
                                   DamageType.ENERGY, 
                                   dam, // damage
                                   emp, // emp 
                                   100000f, // max range 
                                   "voltaic_discharge_emp_impact",
                                   20f,
                                   projectile.getProjectileSpec().getFringeColor(),
                                   Color.white,
                                   params);
                arc.setRenderGlowAtStart(false);
                //arc.setFadedOutAtStart(true);
            }
        }
    }
    
}