From 24d3d5dac40562f22a43eb9934c90165ace92a35 Mon Sep 17 00:00:00 2001
From: "madmaxoft@gmail.com"
 <madmaxoft@gmail.com@0a769ca7-a7f5-676a-18bf-c427514a06d6>
Date: Mon, 25 Feb 2013 19:06:37 +0000
Subject: AnvilStats: Added ChunkExtract mode of operation, splitting Anvil
 files into individual chunks.

Both original zlibbed chunks and re-gzipped chunks are output.

git-svn-id: http://mc-server.googlecode.com/svn/trunk@1223 0a769ca7-a7f5-676a-18bf-c427514a06d6
---
 AnvilStats/ChunkExtract.h | 66 +++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 66 insertions(+)
 create mode 100644 AnvilStats/ChunkExtract.h

(limited to 'AnvilStats/ChunkExtract.h')

diff --git a/AnvilStats/ChunkExtract.h b/AnvilStats/ChunkExtract.h
new file mode 100644
index 000000000..5e0ed8a9a
--- /dev/null
+++ b/AnvilStats/ChunkExtract.h
@@ -0,0 +1,66 @@
+
+// ChunkExtract.h
+
+// Declares the cChunkExtract class representing a cCallback descendant that extracts raw chunk data into separate .chunk files
+
+
+
+
+
+#pragma once
+
+#include "Callback.h"
+
+
+
+
+
+class cChunkExtract :
+	public cCallback
+{
+public:
+	cChunkExtract(const AString & iWorldFolder);
+	
+protected:
+	AString mWorldFolder;
+	cFile   mAnvilFile;
+	int     mCurAnvilX;  // X-coord of mAnvilFile, in Anvil-coords (1 Anvil-coord = 32 chunks)
+	int     mCurAnvilZ;  // Z-coord of mAnvilFile, -"-
+	int     mCurChunkX;  // X-coord of the chunk being processed
+	int     mCurChunkZ;  // Z-coord of the chunk being processed
+	
+	/// Opens new anvil file into mAnvilFile, sets mCurAnvilX and mCurAnvilZ
+	void OpenAnvilFile(int a_AnvilX, int a_AnvilZ);
+	
+	// cCallback overrides:
+	virtual bool OnNewChunk(int a_ChunkX, int a_ChunkZ) override;
+	virtual bool OnHeader(int a_FileOffset, unsigned char a_NumSectors, int a_Timestamp) override { return false; }
+	virtual bool OnCompressedDataSizePos(int a_CompressedDataSize, int a_DataOffset, char a_CompressionMethod) override;
+	virtual bool OnDecompressedData(const char * a_DecompressedNBT, int a_DataSize) override;
+} ;
+
+
+
+
+
+class cChunkExtractFactory :
+	public cCallbackFactory
+{
+public:
+	cChunkExtractFactory(const AString & iWorldFolder) :
+		mWorldFolder(iWorldFolder)
+	{
+	}
+	
+	virtual cCallback * CreateNewCallback(void) override
+	{
+		return new cChunkExtract(mWorldFolder);
+	}
+
+protected:
+	AString mWorldFolder;
+} ;
+
+
+
+
-- 
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