Merge branch 'master' of git.ucc.asn.au:ipdf/code

[ipdf/code.git] / src / real.h

diff --git a/src/real.h b/src/real.h
index 42bc5c0..e72709b 100644 (file)
--- a/src/real.h
+++ b/src/real.h
@@ -3,6 +3,7 @@
 
 #include "common.h"
 #include <cmath>
+#include <cfloat>
 
 
 #define REAL_SINGLE 0
@@ -139,6 +140,13 @@ namespace IPDF
        inline double Log10(double a) {return log(a)/log(10.0);}
        inline size_t Size(double a) {return sizeof(a);}
        inline size_t Size(float a) {return sizeof(a);}
+       
+       // Don't cause an exception
+       inline float ClampFloat(double d)
+       {
+               float f = (fabs(d) < FLT_MAX) ? ((fabs(d) > FLT_MIN) ? (float)d : FLT_MIN) : FLT_MAX;
+               return copysign(f, d);
+       }
 
        inline int64_t Int64(double a)
        {