From 1d81daafbb27b3ec0218ed1dc5e152bb91f97e0c Mon Sep 17 00:00:00 2001
From: Julian Krings <juliankrings6@gmail.com>
Date: Fri, 5 Sep 2025 16:06:53 +0200
Subject: [PATCH] add option to control the noise threshold for cave shapes

---
 .../java/com/volmit/iris/engine/object/IrisCave.java     | 2 +-
 .../com/volmit/iris/engine/object/IrisCaveShape.java     | 9 ++++++---
 2 files changed, 7 insertions(+), 4 deletions(-)

diff --git a/core/src/main/java/com/volmit/iris/engine/object/IrisCave.java b/core/src/main/java/com/volmit/iris/engine/object/IrisCave.java
index b780d257d..af20daab7 100644
--- a/core/src/main/java/com/volmit/iris/engine/object/IrisCave.java
+++ b/core/src/main/java/com/volmit/iris/engine/object/IrisCave.java
@@ -104,7 +104,7 @@ public class IrisCave extends IrisRegistrant {
         CNG cng = shape.getNoise(base.nextParallelRNG(8131545), engine);
         KSet<IrisPosition> mask = shape.getMasked(rng, engine);
         writer.setNoiseMasked(points,
-                girth, cng.noise(x, y, z), cng, mask, true,
+                girth, shape.getNoiseThreshold() < 0 ? cng.noise(x, y, z) : shape.getNoiseThreshold(), cng, mask, true,
                 (xf, yf, zf) -> yf <= h ? w : c);
     }
 
diff --git a/core/src/main/java/com/volmit/iris/engine/object/IrisCaveShape.java b/core/src/main/java/com/volmit/iris/engine/object/IrisCaveShape.java
index 4972ce516..3245f2485 100644
--- a/core/src/main/java/com/volmit/iris/engine/object/IrisCaveShape.java
+++ b/core/src/main/java/com/volmit/iris/engine/object/IrisCaveShape.java
@@ -1,9 +1,7 @@
 package com.volmit.iris.engine.object;
 
 import com.volmit.iris.engine.framework.Engine;
-import com.volmit.iris.engine.object.annotations.Desc;
-import com.volmit.iris.engine.object.annotations.RegistryListResource;
-import com.volmit.iris.engine.object.annotations.Snippet;
+import com.volmit.iris.engine.object.annotations.*;
 import com.volmit.iris.util.collection.KMap;
 import com.volmit.iris.util.collection.KSet;
 import com.volmit.iris.util.math.M;
@@ -25,6 +23,11 @@ public class IrisCaveShape {
 
     @Desc("Noise used for the shape of the cave")
     private IrisGeneratorStyle noise = new IrisGeneratorStyle();
+    @MinNumber(0)
+    @MaxNumber(1)
+    @Desc("The threshold for noise mask")
+    private double noiseThreshold = -1;
+
     @RegistryListResource(IrisObject.class)
     @Desc("Object used as mask for the shape of the cave")
     private String object = null;