X-Git-Url: https://git.ucc.asn.au/?p=ipdf%2Fcode.git;a=blobdiff_plain;f=src%2Freal.h;h=b76655884cfa90261cd414114bfb542941677bcc;hp=ab90384c69d118c21b56c247a9f4394ddd227b2f;hb=35f1190c8c8036ed11180656769cf0c1cbf7c2b3;hpb=33356addacfe4296ecb613c6c4696f082e351159

diff --git a/src/real.h b/src/real.h
index ab90384..b766558 100644
--- a/src/real.h
+++ b/src/real.h
@@ -2,26 +2,34 @@
 #define _REAL_H
 
 #include "common.h"
+#include <cmath>
 
 
 #define REAL_SINGLE 0
 #define REAL_DOUBLE 1
 #define REAL_LONG_DOUBLE 2
-#define REAL_SINGLE_FAST2SUM 3 //TODO: Remove, is FITH
+#define REAL_VFPU 3
 #define REAL_RATIONAL 4
+#define REAL_RATIONAL_ARBINT 5
 
 #ifndef REAL
 	#error "REAL was not defined!"
 #endif
 
-#if REAL >= REAL_SINGLE_FAST2SUM
-	#include "real_fast2sum.h"
-#endif //REAL
+#if REAL == REAL_VFPU
+	#include "vfpu.h"
+#endif
 
 #if REAL == REAL_RATIONAL
 	#include "rational.h"
 #endif //REAL
 
+#if REAL == REAL_RATIONAL_ARBINT
+	#include "rational.h"
+	#include "arbint.h"
+	#include "gmpint.h"
+#endif //REAL
+
 namespace IPDF
 {	
 	extern const char * g_real_name[];
@@ -32,15 +40,21 @@ namespace IPDF
 	typedef double Real;
 #elif REAL == REAL_LONG_DOUBLE
 	typedef long double Real;
-#elif REAL == REAL_SINGLE_FAST2SUM
-	typedef RealF2S<float> Real;
+#elif REAL == REAL_VFPU
+	typedef VFPU::VFloat Real;
 	inline float Float(const Real & r) {return r.m_value;}
 	inline double Double(const Real & r) {return r.m_value;}
 #elif REAL == REAL_RATIONAL
-
 	typedef Rational<int64_t> Real;
 	inline float Float(const Real & r) {return (float)r.ToDouble();}
 	inline double Double(const Real & r) {return r.ToDouble();}
+#elif REAL == REAL_RATIONAL_ARBINT
+	#define ARBINT Gmpint // Set to Gmpint or Arbint here
+	
+	typedef Rational<ARBINT> Real;
+	inline float Float(const Real & r) {return (float)r.ToDouble();}
+	inline double Double(const Real & r) {return r.ToDouble();}
+
 #else
 	#error "Type of Real unspecified."
 #endif //REAL
@@ -54,6 +68,47 @@ namespace IPDF
 	inline double Double(float f) {return (double)f;}
 	inline double Double(double f) {return (double)f;}
 	inline double Double(long double f) {return (double)(f);}
+	inline double Sqrt(double f) {return sqrt(f);}
+	
+	inline Real Power(const Real & a, int n)
+	{
+		if (n < 0)
+		{
+			return Power(Real(1)/a, -n);
+		}
+		Real r(1);
+		for (int i = 0; i < n; ++i)
+			r *= a;
+		return r;
+	}
+	
+	struct Vec2
+	{
+		Real x;
+		Real y;
+		Vec2() : x(0), y(0) {}
+		Vec2(Real _x, Real _y) : x(_x), y(_y) {}
+		Vec2(const std::pair<Real, Real> & p) : x(p.first), y(p.second) {}
+	
+		bool operator==(const Vec2& other) const { return (x == other.x) && (y == other.y); }
+		bool operator!=(const Vec2& other) const { return !(*this == other); }
+		
+		Vec2& operator=(const Vec2& other) { x = other.x; y = other.y; return *this; }
+		Vec2& operator+=(const Vec2& other) { x += other.x; y += other.y; return *this; }
+		Vec2& operator-=(const Vec2& other) { x -= other.x; y -= other.y; return *this; }
+		Vec2& operator*=(const Real& lambda) { x *= lambda; y *= lambda; return *this; }
+		Vec2& operator/=(const Real& lambda) { x /= lambda; y /= lambda; return *this; }
+
+		Vec2 operator+(const Vec2& other) const { return Vec2(x + other.x, y + other.y); }
+		Vec2 operator-(const Vec2& other) const { return Vec2(x - other.x, y - other.y); }
+		Vec2 operator*(const Real& lambda) const { return Vec2(x * lambda, y * lambda); }
+		Vec2 operator/(const Real& lambda) const { return Vec2(x / lambda, y / lambda); }
+
+		const Real SquareLength() const { return (x*x + y*y); }
+	
+	};
+
+
 }
 
 #endif //_REAL_H