Heights

Assets/Scenes/SampleScene.unity

@@ -160,6 +160,7 @@ MonoBehaviour:
   generateNewSeed: 0
   refresh: 0
   samples: 513
+  terrainHeight: 600
   currentGridPosition: {x: 0, y: 0}
 --- !u!4 &40297593
 Transform:
@@ -219,6 +220,7 @@ MonoBehaviour:
   generateNewSeed: 0
   refresh: 0
   samples: 513
+  terrainHeight: 600
   currentGridPosition: {x: 0, y: 0}
 --- !u!4 &231393956
 Transform:
@@ -358,7 +360,7 @@ Transform:
   m_PrefabAsset: {fileID: 0}
   m_GameObject: {fileID: 437356315}
   m_LocalRotation: {x: 0, y: 0, z: 0, w: 1}
-  m_LocalPosition: {x: 0, y: 265.31, z: 0}
+  m_LocalPosition: {x: 0, y: 925, z: 0}
   m_LocalScale: {x: 1, y: 1, z: 1}
   m_ConstrainProportionsScale: 0
   m_Children:
@@ -803,6 +805,7 @@ MonoBehaviour:
   generateNewSeed: 0
   refresh: 0
   samples: 513
+  terrainHeight: 600
   currentGridPosition: {x: 0, y: 0}
 --- !u!4 &1129702283
 Transform:
@@ -1020,6 +1023,7 @@ MonoBehaviour:
   generateNewSeed: 0
   refresh: 0
   samples: 513
+  terrainHeight: 600
   currentGridPosition: {x: 0, y: 0}
 --- !u!1 &1312897309
 GameObject:
@@ -1058,6 +1062,7 @@ MonoBehaviour:
   generateNewSeed: 0
   refresh: 0
   samples: 513
+  terrainHeight: 600
   currentGridPosition: {x: 0, y: 0}
 --- !u!4 &1312897311
 Transform:
@@ -1120,7 +1125,7 @@ MonoBehaviour:
   m_Name: 
   m_EditorClassIdentifier: 
   octaves:
-  - amplitude: 1
+  - amplitude: 2
     frequency: 0.002
     type: 1
   - amplitude: 0.5
@@ -1136,6 +1141,7 @@ MonoBehaviour:
   generateNewSeed: 0
   refresh: 0
   samples: 513
+  terrainHeight: 1800
   currentGridPosition: {x: 0, y: 0}
 --- !u!114 &1796874588
 MonoBehaviour:

Assets/Scripts/TerrainGeneration/TerrainGenThread.cs

@@ -13,15 +13,18 @@ public class TerrainGenThread
 
     private float[,] heights;
 
+    private float heightScale = 1;
+
     public bool Ready { get; private set; }
 
-    public TerrainGenThread(Vector2 initialCrawlPos, Vector2Int gridPos, List<Octave> octaves, int samples, TerrainData data)
+    public TerrainGenThread(Vector2 initialCrawlPos, Vector2Int gridPos, List<Octave> octaves, int samples, float heightScale, TerrainData data)
     {
         InitialCrawlPosition = initialCrawlPos;
         GridPosition = gridPos;
         Samples = samples;
         this.octaves = octaves;
         TerrainData = data;
+        this.heightScale = heightScale;
     }
 
     /// <summary>
@@ -69,7 +72,7 @@ public class TerrainGenThread
                             addition = noise.cellular(crawlPos).x / 2.3f + 0.5f;
                             break;
                     }
-                    heights[y, x] += addition * octave.amplitude;
+                    heights[y, x] += addition * octave.amplitude * heightScale;
                 }
             }
         }

Assets/Scripts/TerrainGeneration/TerrainGenerator.cs

@@ -38,6 +38,9 @@ public class TerrainGenerator : MonoBehaviour
         "Larger values = more precise. Recommended value is 513.")]
     public int samples = 513;
 
+    [Tooltip("How tall the terrain is. May be changed to allow for higher terrains.")]
+    public float terrainHeight = 600;
+
     [Header("Autogenerated values")]
     [Tooltip("Which terrain grid are we on right now?")]
     public Vector2Int currentGridPosition;
@@ -75,7 +78,9 @@ public class TerrainGenerator : MonoBehaviour
         if (!previouslyLoaded.ContainsKey(gridPos) || forceRefresh)
         {
             TerrainData data = Instantiate(Resources.Load<TerrainData>("Template"));
-            TerrainGenThread genThread = new(crawlPos, gridPos, octaves, samples, data);
+            TerrainGenThread genThread = new(crawlPos, gridPos, octaves, samples,
+                data.size.y / terrainHeight, data);
+            data.size = new(data.size.x, terrainHeight, data.size.z);
 
             if (thread != null)
                 thread.Join();