From 394d653978f60e935ff7c6275cd491a22debe981 Mon Sep 17 00:00:00 2001
From: Daniel Mills <danielmillst@gmail.com>
Date: Fri, 30 Jul 2021 04:40:07 -0400
Subject: [PATCH] Hunk grow interp

---
 .../framework/EngineAssignedModifier.java     |  3 +
 .../com/volmit/iris/engine/hunk/Hunk.java     | 60 +++++++++++++++++++
 2 files changed, 63 insertions(+)

diff --git a/src/main/java/com/volmit/iris/engine/framework/EngineAssignedModifier.java b/src/main/java/com/volmit/iris/engine/framework/EngineAssignedModifier.java
index 902136e6e..39e7e3ad6 100644
--- a/src/main/java/com/volmit/iris/engine/framework/EngineAssignedModifier.java
+++ b/src/main/java/com/volmit/iris/engine/framework/EngineAssignedModifier.java
@@ -19,14 +19,17 @@
 package com.volmit.iris.engine.framework;
 
 import com.volmit.iris.engine.hunk.Hunk;
+import com.volmit.iris.util.documentation.BlockCoordinates;
 
 public abstract class EngineAssignedModifier<T> extends EngineAssignedComponent implements EngineModifier<T> {
     public EngineAssignedModifier(Engine engine, String name) {
         super(engine, name);
     }
 
+    @BlockCoordinates
     public abstract void onModify(int x, int z, Hunk<T> output, boolean multicore);
 
+    @BlockCoordinates
     @Override
     public void modify(int x, int z, Hunk<T> output, boolean multicore) {
         onModify(x, z, output, multicore);
diff --git a/src/main/java/com/volmit/iris/engine/hunk/Hunk.java b/src/main/java/com/volmit/iris/engine/hunk/Hunk.java
index 695d37ae7..a7dc1b381 100644
--- a/src/main/java/com/volmit/iris/engine/hunk/Hunk.java
+++ b/src/main/java/com/volmit/iris/engine/hunk/Hunk.java
@@ -21,8 +21,12 @@ package com.volmit.iris.engine.hunk;
 import com.volmit.iris.engine.hunk.io.HunkIOAdapter;
 import com.volmit.iris.engine.hunk.storage.*;
 import com.volmit.iris.engine.hunk.view.*;
+import com.volmit.iris.engine.interpolation.InterpolationMethod;
+import com.volmit.iris.engine.interpolation.InterpolationMethod3D;
+import com.volmit.iris.engine.interpolation.IrisInterpolation;
 import com.volmit.iris.engine.parallel.BurstExecutor;
 import com.volmit.iris.engine.parallel.MultiBurst;
+import com.volmit.iris.engine.stream.interpolation.Interpolated;
 import com.volmit.iris.util.collection.KList;
 import com.volmit.iris.util.function.*;
 import com.volmit.iris.util.oldnbt.ByteArrayTag;
@@ -1182,4 +1186,60 @@ public interface Hunk<T> {
     default void empty(T b) {
         fill(b);
     }
+
+    /**
+     * Take a hunk and scale it up using interpolation
+     * @param scale the scale
+     * @param d the interpolation method
+     * @param interpolated the interpolated value converter
+     * @return the new hunk
+     */
+    default Hunk<T> interpolate3D(double scale, InterpolationMethod3D d, Interpolated<T> interpolated)
+    {
+        Hunk<T> t = Hunk.newArrayHunk((int)(getWidth() * scale), (int)(getHeight() * scale), (int)(getDepth() * scale));
+        NoiseProvider3 n3 = (x,y,z) -> interpolated.toDouble(
+                t.get((int)(x/scale),
+                        (int)(y/scale),
+                        (int)(z/scale)));
+
+        for(int i = 0; i < t.getWidth(); i++)
+        {
+            for(int j = 0; j < t.getHeight(); j++)
+            {
+                for(int k = 0; k < t.getDepth(); k++)
+                {
+                    t.set(i, j, k, interpolated.fromDouble(IrisInterpolation.getNoise3D(d, i,j,k,scale, n3)));
+                }
+            }
+        }
+
+        return t;
+    }
+
+    /**
+     * Take a hunk and scale it up using interpolation
+     * 2D, (using only x and z) assumes the height is 1
+     * @param scale the scale
+     * @param d the interpolation method
+     * @param interpolated the interpolated value converter
+     * @return the new hunk
+     */
+    default Hunk<T> interpolate2D(double scale, InterpolationMethod d, Interpolated<T> interpolated)
+    {
+        Hunk<T> t = Hunk.newArrayHunk((int)(getWidth() * scale), 1, (int)(getDepth() * scale));
+        NoiseProvider n2 = (x,z) -> interpolated.toDouble(
+                t.get((int)(x/scale),
+                        0,
+                        (int)(z/scale)));
+
+        for(int i = 0; i < t.getWidth(); i++)
+        {
+            for(int j = 0; j < t.getDepth(); j++)
+            {
+                t.set(i, 0, j, interpolated.fromDouble(IrisInterpolation.getNoise(d, i,j,scale, n2)));
+            }
+        }
+
+        return t;
+    }
 }