2 files changed, 66 insertions, 0 deletions
diff --git a/source/Generating/ChunkDesc.cpp b/source/Generating/ChunkDesc.cpp
index 21ebf90ec..4a1272ffd 100644
--- a/source/Generating/ChunkDesc.cpp
+++ b/source/Generating/ChunkDesc.cpp
@@ -6,6 +6,7 @@
 #include "Globals.h"
 #include "ChunkDesc.h"
 #include "../BlockArea.h"
+#include "../Cuboid.h"
 
 
 
@@ -382,6 +383,62 @@ HEIGHTTYPE cChunkDesc::GetMaxHeight(void) const
 
 
 
+void cChunkDesc::FillRelCuboid(const cCuboid & a_RelCuboid, BLOCKTYPE a_BlockType, NIBBLETYPE a_BlockMeta)
+{
+	int MinX = std::max(a_RelCuboid.p1.x, 0);
+	int MinY = std::max(a_RelCuboid.p1.y, 0);
+	int MinZ = std::max(a_RelCuboid.p1.z, 0);
+	int MaxX = std::min(a_RelCuboid.p2.x, cChunkDef::Width - 1);
+	int MaxY = std::min(a_RelCuboid.p2.y, cChunkDef::Height - 1);
+	int MaxZ = std::min(a_RelCuboid.p2.z, cChunkDef::Width - 1);
+	
+	for (int y = MinY; y <= MaxY; y++)
+	{
+		for (int z = MinZ; z <= MaxZ; z++)
+		{
+			for (int x = MinX; x <= MaxX; x++)
+			{
+				SetBlockTypeMeta(x, y, z, a_BlockType, a_BlockMeta);
+			}
+		}  // for z
+	}  // for y
+}
+
+
+
+
+
+void cChunkDesc::ReplaceRelCuboid(const cCuboid & a_RelCuboid, BLOCKTYPE a_SrcType, NIBBLETYPE a_SrcMeta, BLOCKTYPE a_DstType, NIBBLETYPE a_DstMeta)
+{
+	int MinX = std::max(a_RelCuboid.p1.x, 0);
+	int MinY = std::max(a_RelCuboid.p1.y, 0);
+	int MinZ = std::max(a_RelCuboid.p1.z, 0);
+	int MaxX = std::min(a_RelCuboid.p2.x, cChunkDef::Width - 1);
+	int MaxY = std::min(a_RelCuboid.p2.y, cChunkDef::Height - 1);
+	int MaxZ = std::min(a_RelCuboid.p2.z, cChunkDef::Width - 1);
+	
+	for (int y = MinY; y <= MaxY; y++)
+	{
+		for (int z = MinZ; z <= MaxZ; z++)
+		{
+			for (int x = MinX; x <= MaxX; x++)
+			{
+				BLOCKTYPE BlockType;
+				NIBBLETYPE BlockMeta;
+				GetBlockTypeMeta(x, y, z, BlockType, BlockMeta);
+				if ((BlockType == a_SrcType) && (BlockMeta == a_SrcMeta))
+				{
+					SetBlockTypeMeta(x, y, z, a_DstType, a_DstMeta);
+				}
+			}
+		}  // for z
+	}  // for y
+}
+
+
+
+
+
 void cChunkDesc::CompressBlockMetas(cChunkDef::BlockNibbles & a_DestMetas)
 {
 	const NIBBLETYPE * AreaMetas = m_BlockArea.GetBlockMetas();
diff --git a/source/Generating/ChunkDesc.h b/source/Generating/ChunkDesc.h
index 226d22429..d4b0c4d91 100644
--- a/source/Generating/ChunkDesc.h
+++ b/source/Generating/ChunkDesc.h
@@ -19,6 +19,9 @@
 // fwd: ../BlockArea.h
 class cBlockArea;
 
+// fwd: ../Cuboid.h
+class cCuboid;
+
 
 
 
@@ -76,6 +79,12 @@ public:
 	/// Returns the maximum height value in the heightmap
 	HEIGHTTYPE GetMaxHeight(void) const;
 	
+	/// Fills the relative cuboid with specified block; allows cuboid out of range of this chunk
+	void FillRelCuboid(const cCuboid & a_RelCuboid, BLOCKTYPE a_BlockType, NIBBLETYPE a_BlockMeta);
+	
+	/// Replaces the specified src blocks in the cuboid by the dst blocks; allows cuboid out of range of this chunk
+	void ReplaceRelCuboid(const cCuboid & a_RelCuboid, BLOCKTYPE a_SrcType, NIBBLETYPE a_SrcMeta, BLOCKTYPE a_DstType, NIBBLETYPE a_DstMeta);
+	
 	// tolua_end