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real128: Rename PRECISION to FC_REAL128_PRECISION and expose it globally

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This commit is contained in:
theoretical 2015-02-03 11:31:20 -05:00
parent 51033bcb12
commit 323d59b054
2 changed files with 8 additions and 8 deletions
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2
include/fc/real128.hpp
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@ -1,5 +1,7 @@
#include <fc/uint128.hpp> #include <fc/uint128.hpp>
#define FC_REAL128_PRECISION (uint64_t(1000000) * uint64_t(1000000) * uint64_t(1000000))
namespace fc { namespace fc {
class variant; class variant;

14
src/real128.cpp
View file

@ -4,18 +4,16 @@
#include <sstream> #include <sstream>
#include <stdint.h> #include <stdint.h>
#define PRECISION (uint64_t(1000000) * uint64_t(1000000) * uint64_t(1000000))
namespace fc namespace fc
{ {
uint64_t real128::to_uint64()const uint64_t real128::to_uint64()const
{ {
return (fixed/PRECISION).to_uint64(); return (fixed/ FC_REAL128_PRECISION).to_uint64();
} }
real128::real128( uint64_t integer ) real128::real128( uint64_t integer )
{ {
fixed = uint128(integer) * PRECISION; fixed = uint128(integer) * FC_REAL128_PRECISION;
} }
real128& real128::operator += ( const real128& o ) real128& real128::operator += ( const real128& o )
{ {
@ -34,7 +32,7 @@ namespace fc
fc::bigint self(fixed); fc::bigint self(fixed);
fc::bigint other(o.fixed); fc::bigint other(o.fixed);
self *= PRECISION; self *= FC_REAL128_PRECISION;
self /= other; self /= other;
fixed = self; fixed = self;
@ -46,7 +44,7 @@ namespace fc
fc::bigint self(fixed); fc::bigint self(fixed);
fc::bigint other(o.fixed); fc::bigint other(o.fixed);
self *= other; self *= other;
self /= PRECISION; self /= FC_REAL128_PRECISION;
fixed = self; fixed = self;
return *this; return *this;
} FC_CAPTURE_AND_RETHROW( (*this)(o) ) } } FC_CAPTURE_AND_RETHROW( (*this)(o) ) }
@ -102,9 +100,9 @@ namespace fc
real128::operator std::string()const real128::operator std::string()const
{ {
std::stringstream ss; std::stringstream ss;
ss << std::string(fixed / PRECISION); ss << std::string(fixed / FC_REAL128_PRECISION);
ss << '.'; ss << '.';
auto frac = (fixed % PRECISION) + PRECISION; auto frac = (fixed % FC_REAL128_PRECISION) + FC_REAL128_PRECISION;
ss << std::string( frac ).substr(1); ss << std::string( frac ).substr(1);
auto number = ss.str(); auto number = ss.str();