first commit

Minecraft.World/System.h

@@ -0,0 +1,39 @@
+#pragma once
+using namespace std;
+
+#include "ArrayWithLength.h"
+
+// 4J Jev, just thought it would be easier this way.
+#define ArrayCopyFunctionDeclaration(x) static void arraycopy(arrayWithLength<x> src, unsigned int srcPos, arrayWithLength<x> *dst, unsigned int dstPos, unsigned int length);
+#define ArrayCopyFunctionDefinition(x) void System::arraycopy(arrayWithLength<x> src, unsigned int srcPos, arrayWithLength<x> *dst, unsigned int dstPos, unsigned int length)\
+{\
+	arraycopy<x>(src,srcPos,dst,dstPos,length);\
+}\
+
+class System
+{
+	template <class T> static void arraycopy(arrayWithLength<T> src, unsigned int srcPos, arrayWithLength<T> *dst, unsigned int dstPos, unsigned int length);
+
+public:
+	ArrayCopyFunctionDeclaration(byte)
+	ArrayCopyFunctionDeclaration(Node *)
+	ArrayCopyFunctionDeclaration(Biome *)
+	ArrayCopyFunctionDeclaration(int)
+
+	static __int64 nanoTime();
+	static __int64 currentTimeMillis();
+	static __int64 currentRealTimeMillis(); // 4J Added to get real-world time for timestamps in saves
+
+	static void ReverseUSHORT(unsigned short *pusVal);
+	static void ReverseSHORT(short *psVal);
+	static void ReverseULONG(unsigned long *pulVal);
+	static void ReverseULONG(unsigned int *pulVal);
+	static void ReverseINT(int *piVal);
+	static void ReverseULONGLONG(__int64 *pullVal);
+	static void ReverseWCHARA(WCHAR *pwch,int iLen);
+
+};
+
+#define MAKE_FOURCC(ch0, ch1, ch2, ch3)                              \
+	((DWORD)(BYTE)(ch0) | ((DWORD)(BYTE)(ch1) << 8) |       \
+	((DWORD)(BYTE)(ch2) << 16) | ((DWORD)(BYTE)(ch3) << 24 ))