*/
#ifndef __FIX_H
#define __FIX_H
+
+#if defined(_MSC_VER) || defined(__BORLANDC__)
+#define int64 __int64
+#else
+#define int64 long long
+#endif
+
/**
@file fix.h
@brief Implementation of operations of specific multiplication (FIX)
-The functions in FIX.C have for goal to realize specific multiplication.
+The functions in FIX.H have for goal to realize specific multiplication.
*/
/** @defgroup FIX FIX - Implementation of operations of specific multiplication */
@param b
@return Returns a * b
*/
-int fix_mul(int a, int b);
+static INLINE int fix_mul(int a, int b) {
+ int64 temp = (int64) a * (int64) b >> 12;
+ return (int) ((temp >> 1) + (temp & 1)) ;
+}
/*@}*/