From 9bcaeee794af10b380ea44a5aa3dc4aad9c7ea2a Mon Sep 17 00:00:00 2001
From: CocoTheOwner <sjoerdvdgoor02@gmail.com>
Date: Sat, 6 Mar 2021 16:39:06 +0100
Subject: [PATCH] Prevent caves from breaching ground in biomes with gen.min
 below sea

---
 .../iris/generator/modifier/IrisCaveModifier.java  | 14 +++++++++++++-
 1 file changed, 13 insertions(+), 1 deletion(-)

diff --git a/src/main/java/com/volmit/iris/generator/modifier/IrisCaveModifier.java b/src/main/java/com/volmit/iris/generator/modifier/IrisCaveModifier.java
index 49b1f04e2..6ce41fd3b 100644
--- a/src/main/java/com/volmit/iris/generator/modifier/IrisCaveModifier.java
+++ b/src/main/java/com/volmit/iris/generator/modifier/IrisCaveModifier.java
@@ -2,11 +2,12 @@ package com.volmit.iris.generator.modifier;
 
 import com.volmit.iris.generator.noise.FastNoiseDouble;
 import com.volmit.iris.object.IrisBiome;
+import com.volmit.iris.object.IrisBiomeGeneratorLink;
 import com.volmit.iris.object.IrisCaveLayer;
-import com.volmit.iris.util.*;
 import com.volmit.iris.scaffold.engine.Engine;
 import com.volmit.iris.scaffold.engine.EngineAssignedModifier;
 import com.volmit.iris.scaffold.hunk.Hunk;
+import com.volmit.iris.util.*;
 import org.bukkit.Material;
 import org.bukkit.block.data.BlockData;
 
@@ -162,6 +163,17 @@ public class IrisCaveModifier extends EngineAssignedModifier<BlockData>
                     continue;
                 }
 
+                boolean isAboveSea = true;
+                for (IrisBiomeGeneratorLink gen : getEngine().getBiome(x, pu, z).getGenerators()){
+                    if (gen.getMin() < 0){
+                        isAboveSea = false;
+                    }
+                };
+
+                if(!isAboveSea){
+                    continue;
+                }
+
                 if(data == null)
                 {
                     ceiling = Math.max(pu, ceiling);