Bugfixes and more relighting control

Substrate/SubstrateCS/Examples/Examples.sln

@@ -15,6 +15,8 @@ Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Skyscraper", "Skyscraper\Sk
 EndProject
 Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Relight", "Relight\Relight.csproj", "{EBDD447B-01FA-4A29-B4AB-380EC4379B5F}"
 EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Maze", "Maze\Maze.csproj", "{62D70576-FE3A-4530-B283-889C14B52E9E}"
+EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
 		Debug|Any CPU = Debug|Any CPU
@@ -49,6 +51,10 @@ Global
 		{EBDD447B-01FA-4A29-B4AB-380EC4379B5F}.Debug|Any CPU.Build.0 = Debug|Any CPU
 		{EBDD447B-01FA-4A29-B4AB-380EC4379B5F}.Release|Any CPU.ActiveCfg = Release|Any CPU
 		{EBDD447B-01FA-4A29-B4AB-380EC4379B5F}.Release|Any CPU.Build.0 = Release|Any CPU
+		{62D70576-FE3A-4530-B283-889C14B52E9E}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{62D70576-FE3A-4530-B283-889C14B52E9E}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{62D70576-FE3A-4530-B283-889C14B52E9E}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{62D70576-FE3A-4530-B283-889C14B52E9E}.Release|Any CPU.Build.0 = Release|Any CPU
 	EndGlobalSection
 	GlobalSection(SolutionProperties) = preSolution
 		HideSolutionNode = FALSE

Substrate/SubstrateCS/Source/BlockManager.cs

@@ -28,7 +28,7 @@ namespace Substrate
 
         protected ChunkRef _cache;
 
-        private bool _autoLight;
+        private bool _autoLight = true;
 
         public bool AutoRecalcLight
         {

Substrate/SubstrateCS/Source/Chunk.cs

@@ -18,8 +18,8 @@ namespace Substrate
                 new NBTArrayNode("SkyLight", 16384),
                 new NBTArrayNode("BlockLight", 16384),
                 new NBTArrayNode("HeightMap", 256),
-                new NBTListNode("Entities", TagType.TAG_COMPOUND),
+                new NBTListNode("Entities", TagType.TAG_COMPOUND, 0, NBTOptions.CREATE_ON_MISSING),
-                new NBTListNode("TileEntities", TagType.TAG_COMPOUND, TileEntity.BaseSchema),
+                new NBTListNode("TileEntities", TagType.TAG_COMPOUND, TileEntity.BaseSchema, NBTOptions.CREATE_ON_MISSING),
                 new NBTScalerNode("LastUpdate", TagType.TAG_LONG, NBTOptions.CREATE_ON_MISSING),
                 new NBTScalerNode("xPos", TagType.TAG_INT),
                 new NBTScalerNode("zPos", TagType.TAG_INT),
@@ -633,7 +633,8 @@ namespace Substrate
 
         public bool ValidateTree (TagValue tree)
         {
-            return new NBTVerifier(tree, LevelSchema).Verify();
+            NBTVerifier v = new NBTVerifier(tree, LevelSchema);
+            return v.Verify();
         }
 
         #endregion
@@ -736,30 +737,12 @@ namespace Substrate
 
         public void ResetBlockLight ()
         {
-            for (int i = 0; i < _blocks.Length; i++) {
+            _blockLight.Clear();
-                //BlockInfo info = BlockInfo.BlockTable[_blocks[i]];
-                _blockLight[i] = 0; // Math.Max(info.Luminance - info.Opacity, 0);
-            }
         }
 
         public void ResetSkyLight ()
         {
-            for (int x = 0; x < XDim; x++) {
+            _skyLight.Clear();
-                for (int z = 0; z < ZDim; z++) {
-                    int height = GetHeight(x, z);
-                    int ystride = x << 11 | z << 7;
-                    for (int y = 0; y < YDim; y++ ) {
-                        int index = ystride + y;
-
-                        if (y >= height) {
-                            _skyLight[index] = BlockInfo.MIN_LUMINANCE;
-                        }
-                        else {
-                            _skyLight[index] = BlockInfo.MIN_LUMINANCE;
-                        }
-                    }
-                }
-            }
         }
 
         private int Timestamp ()

Substrate/SubstrateCS/Source/ChunkManager.cs

@@ -179,6 +179,31 @@ namespace Substrate
             return true;
         }
 
+        public void RelightDirtyChunks ()
+        {
+            List<ChunkRef> dirty = new List<ChunkRef>();
+
+            IEnumerator<ChunkRef> en = _cache.GetDirtyEnumerator();
+            while (en.MoveNext()) {
+                dirty.Add(en.Current);
+            }
+
+            foreach (ChunkRef chunk in dirty) {
+                chunk.ResetBlockLight();
+                chunk.ResetSkyLight();
+            }
+
+            foreach (ChunkRef chunk in dirty) {
+                chunk.RebuildBlockLight();
+                chunk.RebuildSkyLight();
+            }
+
+            foreach (ChunkRef chunk in dirty) {
+                chunk.UpdateEdgeBlockLight();
+                chunk.UpdateEdgeSkyLight();
+            }
+        }
+
         public RegionManager GetRegionManager ()
         {
             return _regionMan;

Substrate/SubstrateCS/Source/ChunkRef.cs

@@ -775,12 +775,14 @@ namespace Substrate
 
         public void UpdateEdgeBlockLight ()
         {
+            GetChunk();
             QueueChunkEdges();
             UpdateBlockLight();
         }
 
         public void UpdateEdgeSkyLight ()
         {
+            GetChunk();
             QueueChunkEdges();
             UpdateSkyLight();
         }

Substrate/SubstrateCS/Source/NBT/NBTVerifier.cs

@@ -211,7 +211,7 @@ namespace Substrate.NBT
 
                 if (value == null) {
                     if ((node.Options & NBTOptions.CREATE_ON_MISSING) == NBTOptions.CREATE_ON_MISSING) {
-                        _scratch[node.Name] = schema.BuildDefaultTree();
+                        _scratch[node.Name] = node.BuildDefaultTree();
                         continue;
                     }
                     else if ((node.Options & NBTOptions.OPTIONAL) == NBTOptions.OPTIONAL) {

Substrate/SubstrateCS/Source/Utility/NibbleArray.cs

@@ -47,6 +47,13 @@ namespace Substrate.Utility
             }
         }
 
+        public void Clear ()
+        {
+            for (int i = 0; i < _data.Length; i++) {
+                _data[i] = 0;
+            }
+        }
+
         #region ICopyable<NibbleArray> Members
 
         public NibbleArray Copy ()