X-Git-Url: https://git.ucc.asn.au/?p=ipdf%2Fcode.git;a=blobdiff_plain;f=src%2Freal.h;h=20ec68101b70611a6b76a7172b4c9ffc932bf301;hp=42bc5c09a049c01cb45317b2795b7650eb725bfd;hb=b716ae547424e4e4bbda86781a151c31e3a64e67;hpb=80c609660b049d1bf62d98acfb0c1aa893278123

diff --git a/src/real.h b/src/real.h
index 42bc5c0..20ec681 100644
--- a/src/real.h
+++ b/src/real.h
@@ -3,6 +3,7 @@
 
 #include "common.h"
 #include <cmath>
+#include <cfloat>
 
 
 #define REAL_SINGLE 0
@@ -40,6 +41,7 @@
 
 #if REALTYPE == REAL_MPFRCPP
 	#include <mpreal.h>
+
 #endif //REALTYPE
 
 #if REALTYPE == REAL_IRRAM
@@ -97,6 +99,11 @@ namespace IPDF
 	inline Real Sqrt(const Real & r) {return mpfr::sqrt(r, mpfr::mpreal::get_default_rnd());}
 	inline Real Abs(const Real & r) {return mpfr::abs(r, mpfr::mpreal::get_default_rnd());}
 	inline Real RealFromStr(const char * str) {return Real(strtod(str, NULL));}
+	inline std::string Str(const mpfr::mpreal & a) {std::stringstream s; s << a; return s.str();}
+	inline size_t Size(mpfr::mpreal & a) {return a.get_prec();}
+	inline mpfr::mpreal Log10(const mpfr::mpreal & a) {return mpfr::log10(a);}	
+	inline mpfr::mpreal Exp(const mpfr::mpreal & a) {return mpfr::pow(2.817, a);}
+	
 #elif REALTYPE == REAL_IRRAM
 	typedef iRRAM::REAL Real;
 	inline double Double(const Real & r) {return r.as_double(53);}
@@ -120,7 +127,7 @@ namespace IPDF
 	inline Real Sqrt(const Real & r) {return Real(sqrt(r.ToDouble()));}
 	inline Real RealFromStr(const char * str) {return Real(strtod(str, NULL));}
 	inline Real Abs(const Real & a) {return (a > Real(0)) ? a : Real(0)-a;}
-	
+	inline std::string Str(const Real & r) {return r.Str();}
 	
 #else
 	#error "Type of Real unspecified."
@@ -137,8 +144,17 @@ namespace IPDF
 	inline double Sqrt(double f) {return sqrt(f);}
 	inline double Abs(double a) {return fabs(a);}
 	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);}
+	inline size_t Size(double a) {return sizeof(a);}
+	
+	
+	// Don't cause an exception
+	inline float ClampFloat(const Real & a)
+	{
+		double d = Double(a);
+		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)
 	{
@@ -198,8 +214,9 @@ namespace IPDF
 
 
 	// things stolen from wikipedia and googling
-	inline const char * HumanScale(double f)
+	inline const char * HumanScale(const Real & r)
 	{
+		double f = Double(r);
 		if (f < 1e-36)
 			return "RATHER SMALL";
 		if (f < 1e-35)
@@ -244,15 +261,15 @@ namespace IPDF
 			return "Ant";
 		if (f < 1e-2)
 			return "Coin";
-		if (f < 1e-1)
+		if (f < 0.5)
 			return "iPhone";
-		if (f < 1e0)
+		if (f < 5)
 			return "Person";
-		if (f < 1e1)
-			return "Building";
 		if (f < 1e2)
-			return "Football Field";
+			return "Building";
 		if (f < 1e3)
+			return "Football Field";
+		if (f < 2e3)
 			return "Mountain";
 		if (f < 1e4)
 			return "Clouds";
@@ -290,6 +307,13 @@ namespace IPDF
 				Debug("Size limit of %d is being enforced", PARANOID_SIZE_LIMIT);
 			#endif
 		#endif
+		#if REALTYPE == REAL_MPFRCPP
+			Debug("Precision of MPFR is %d", mpfr_get_default_prec());
+		#endif
+		
+		#ifdef TRANSFORM_BEZIERS_TO_PATH
+		Debug("PathReal = %d => \"%s\"", PATHREAL, g_real_name[PATHREAL]);
+		#endif
 	}
 }