Changeset 970 for cpp/common/nonstd_math.h

Timestamp:

06/30/20 00:34:59 (5 years ago)

Author:

Maciej Komosinski

Message:

Added functions to properly round floating point values to specified precision

File:

• cpp/common/nonstd_math.h (modified) (1 diff)

cpp/common/nonstd_math.h

@@ -27 +27 @@
 inline void rndSetSeed(unsigned int seed) { rndGetInstance().setSeed(seed); }
 inline unsigned int rndRandomizeSeed() { return rndGetInstance().randomize(); }
+
+
+
+// precision==-1 for full precision, or positive values for the number of digits to print past the decimal point.
+// Allocated buffer with bufferlen=30 is OK.
+// Returns the number of chars actually used (not including the ending 0).
+int doubleToString(double x, int precision, char *buffer, int bufferlen);
+
+double round(const double x, const int precision);
+
+
+
+
 
 //floating point specific numbers