1 files changed, 0 insertions, 148 deletions
diff --git a/src/engine/compression.cpp b/src/engine/compression.cpp
deleted file mode 100644
index 427eceb5..00000000
--- a/src/engine/compression.cpp
+++ /dev/null
@@ -1,148 +0,0 @@
-#include <baselib/system.h>
-#include <string.h>
-
-// Format: ESDDDDDD EDDDDDDD EDD...  Extended, Data, Sign
-unsigned char *vint_pack(unsigned char *dst, int i) 
-{ 
-        *dst = (i>>25)&0x40; // set sign bit if i<0
-	i = i^(i>>31); // if(i<0) i = ~i
- 
-        *dst |= i&0x3F; // pack 6bit into dst
-        i >>= 6; // discard 6 bits
-        if(i)
-	{
-                *dst |= 0x80; // set extend bit
-		while(1)
-		{
-			dst++;
-	                *dst = i&(0x7F); // pack 7bit
-        	        i >>= 7; // discard 7 bits
-			*dst |= (i!=0)<<7; // set extend bit (may branch)
-                	if(!i)
-				break;
-		}
-	}
-
-	dst++;
-        return dst; 
-} 
- 
-const unsigned char *vint_unpack(const unsigned char *src, int *i)
-{ 
-        int sign = (*src>>6)&1; 
-        *i = *src&0x3F; 
-
-	do
-	{ 
-	        if(!(*src&0x80)) break;
-		src++;
-                *i |= (*src&(0x7F))<<(6);
-
-	        if(!(*src&0x80)) break;
-		src++;
-                *i |= (*src&(0x7F))<<(6+7);
-
-	        if(!(*src&0x80)) break;
-		src++;
-                *i |= (*src&(0x7F))<<(6+7+7);
-
-	        if(!(*src&0x80)) break;
-		src++;
-                *i |= (*src&(0x7F))<<(6+7+7+7);
-	} while(0);
-
-	src++;
-	*i ^= -sign; // if(sign) *i = ~(*i)
-        return src; 
-} 
-
-
-long intpack_decompress(const void *src_, int size, void *dst_)
-{
-	const unsigned char *src = (unsigned char *)src_;
-	const unsigned char *end = src + size;
-	int *dst = (int *)dst_;
-	while(src < end)
-	{
-		src = vint_unpack(src, dst);
-		dst++;
-	}
-	return (long)((unsigned char *)dst-(unsigned char *)dst_);
-}
-
-long intpack_compress(const void *src_, int size, void *dst_)
-{
-	int *src = (int *)src_;
-	unsigned char *dst = (unsigned char *)dst_;
-	size /= 4;
-	while(size)
-	{
-		dst = vint_pack(dst, *src);
-		size--;
-		src++;
-	}
-	return (long)(dst-(unsigned char *)dst_);
-}
-
-
-long zerobit_compress(const void *src_, int size, void *dst_)
-{
-	unsigned char *src = (unsigned char *)src_;
-	unsigned char *dst = (unsigned char *)dst_;
-	
-	//int zerocount = 0 ;
-	while(size)
-	{
-		unsigned char bit = 0x80;
-		unsigned char mask = 0;
-		int dst_move = 1;
-		int chunk = size < 8 ? size : 8;
-		size -= chunk;
-		
-		for(int b = 0; b < chunk; b++, bit>>=1)
-		{
-			if(*src)
-			{
-				dst[dst_move] = *src;
-				mask |= bit;
-				dst_move++;
-			}
-			
-			src++;
-		}
-		
-		*dst = mask;
-		dst += dst_move;
-	}
-	
-	long l = (long)(dst-(unsigned char *)dst_);
-	//dbg_msg("zerobit", "%d", (int)l);
-	return l;
-}
-
-long zerobit_decompress(const void *src_, int size, void *dst_)
-{
-	unsigned char *src = (unsigned char *)src_;
-	unsigned char *dst = (unsigned char *)dst_;
-	unsigned char *end = src + size;
-	
-	//int zerocount = 0 ;
-	while(src != end)
-	{
-		unsigned char bit = 0x80;
-		unsigned char mask = *src++;
-		
-		for(int b = 0; b < 8; b++, bit>>=1)
-		{
-			if(mask&bit)
-				*dst++ = *src++;
-			else
-				*dst++ = 0;
-		}
-	}
-	
-	long l = (long)(dst-(unsigned char *)dst_);
-	//dbg_msg("zerobit", "%d", (int)l);
-	return l;
-}
-