Real that uses Fast2Sum for addition

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

diff --git a/src/real.h b/src/real.h
index 0068472..4a81227 100644 (file)
--- a/src/real.h
+++ b/src/real.h
@@ -6,11 +6,16 @@
 #define REAL_SINGLE 0
 #define REAL_DOUBLE 1
 #define REAL_LONG_DOUBLE 2
+#define REAL_SINGLE_FAST2SUM 3
 
 #ifndef REAL
        #error "REAL was not defined!"
 #endif
 
+#if REAL >= REAL_SINGLE_FAST2SUM
+       #include "real_fast2sum.h"
+#endif //REAL
+
 namespace IPDF
 {      
        extern const char * g_real_name[];
@@ -24,6 +29,10 @@ namespace IPDF
 #elif REAL == REAL_LONG_DOUBLE
        typedef long double Real;
        inline long double Float(Real r) {return r;}
+#elif REAL == REAL_SINGLE_FAST2SUM
+       typedef RealF2S<float> Real;
+       inline float Float(Real r) {return r.m_value;}
+               
 #else
        #error "Type of Real unspecified."
 #endif //REAL