BreachOnHitEffect.java

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package com.fs.starfarer.api.impl.combat;
 
import org.lwjgl.util.vector.Vector2f;
 
import com.fs.starfarer.api.Global;
import com.fs.starfarer.api.combat.ArmorGridAPI;
import com.fs.starfarer.api.combat.CombatEngineAPI;
import com.fs.starfarer.api.combat.CombatEntityAPI;
import com.fs.starfarer.api.combat.DamagingProjectileAPI;
import com.fs.starfarer.api.combat.OnHitEffectPlugin;
import com.fs.starfarer.api.combat.ShipAPI;
import com.fs.starfarer.api.combat.listeners.ApplyDamageResultAPI;
import com.fs.starfarer.api.util.Misc;
 
public class BreachOnHitEffect implements OnHitEffectPlugin {
 
    public static float DAMAGE = 250;
 
    public void onHit(DamagingProjectileAPI projectile, CombatEntityAPI target,
                      Vector2f point, boolean shieldHit, ApplyDamageResultAPI damageResult, CombatEngineAPI engine) {
        if (!shieldHit && target instanceof ShipAPI) {
            dealArmorDamage(projectile, (ShipAPI) target, point, DAMAGE);
        }
    }
    
    public static void dealArmorDamage(DamagingProjectileAPI projectile, ShipAPI target, Vector2f point, float armorDamage) {
        CombatEngineAPI engine = Global.getCombatEngine();
 
        ArmorGridAPI grid = target.getArmorGrid();
        int[] cell = grid.getCellAtLocation(point);
        if (cell == null) return;
        
        int gridWidth = grid.getGrid().length;
        int gridHeight = grid.getGrid()[0].length;
        
        float damageTypeMult = DisintegratorEffect.getDamageTypeMult(projectile.getSource(), target);
        
        float damageDealt = 0f;
        for (int i = -2; i <= 2; i++) {
            for (int j = -2; j <= 2; j++) {
                if ((i == 2 || i == -2) && (j == 2 || j == -2)) continue; // skip corners
                
                int cx = cell[0] + i;
                int cy = cell[1] + j;
                
                if (cx < 0 || cx >= gridWidth || cy < 0 || cy >= gridHeight) continue;
                
                float damMult = 1/30f;
                if (i == 0 && j == 0) {
                    damMult = 1/15f;
                } else if (i <= 1 && i >= -1 && j <= 1 && j >= -1) { // S hits
                    damMult = 1/15f;
                } else { // T hits
                    damMult = 1/30f;
                }
                
                float armorInCell = grid.getArmorValue(cx, cy);
                float damage = armorDamage * damMult * damageTypeMult;
                damage = Math.min(damage, armorInCell);
                if (damage <= 0) continue;
                
                target.getArmorGrid().setArmorValue(cx, cy, Math.max(0, armorInCell - damage));
                damageDealt += damage;
            }
        }
        
        if (damageDealt > 0) {
            if (Misc.shouldShowDamageFloaty(projectile.getSource(), target)) {
                engine.addFloatingDamageText(point, damageDealt, Misc.FLOATY_ARMOR_DAMAGE_COLOR, target, projectile.getSource());
            }
            target.syncWithArmorGridState();
        }
    }
}