better world gen

Chunk.cs

@@ -24,14 +24,17 @@
             Initialize();
         }
 
-        public void SetBlock(int x, int y, int z, Blocks block)
+        public void SetBlock(int x, int y, int z, Blocks block, bool updateMesh = true)
         {
             int i = GetBlockIndex(x, y, z);
             if (i == -1) return;
             _blocks[i] = block;
-            UpdateChunkMesh();
 
-            Renderer.MarkBuffersDirty();
+            if (updateMesh)
+            {
+                UpdateChunkMesh();
+                Renderer.MarkBuffersDirty();
+            }
         }
 
         public void SetBlockIndex(int i, Blocks block)
@@ -53,12 +56,20 @@
 
         private void Initialize()
         {
-            for (int i = 0; i < Size * Size; i++)
-                _blocks[i] = Blocks.Bedrock;
-            for (int i = Size * Size * 1; i < Size * Size * 15; i++)
-                _blocks[i] = Blocks.Stone;
-            for (int i = Size * Size * 15; i < Size * Size * 16; i++)
-                _blocks[i] = Blocks.Grass;
+            for (int x = 0; x < Size; x++)
+            {
+                for (int z = 0; z < Size; z++)
+                {
+                    var position = GetWorldCoordinates(x, 0, z);
+                    int height = Worldgen.GetHeight(position.x, position.z);
+
+                    for (int y = 0; y < 256; y++)
+                    {
+                        Blocks block = Worldgen.GetBlock(y, height);
+                        SetBlock(x, y, z, block, false);
+                    }
+                }
+            }
             UpdateChunkMesh();
         }
 
@@ -72,6 +83,13 @@
             return (x, y, z);
         }
 
+        public (int x, int y, int z) GetWorldCoordinates(int x, int y, int z)
+        {
+            x += (Size * X);
+            z += (Size * Y);
+            return (x, y, z);
+        }
+
         private int GetBlockIndex(int x, int y, int z)
         {
             if (x < 0 || x > 15 || y < 0 || y > 255 || z < 0 || z > 15)