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Aggiunto trail() agli operatori + e - per evitare casino nei calcoli

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git-svn-id: svn://10.65.10.50/trunk@1990 c028cbd2-c16b-5b4b-a496-9718f37d4682
This commit is contained in:
villa 1995-10-24 09:59:51 +00:00
parent ead7d3020a
commit 7092eb8ea3
1 changed files with 9 additions and 8 deletions
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17
include/real.cpp
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@ -134,18 +134,21 @@ real & real::operator = (double a)
real & real::operator += (const real & b)
{
dadd (ptr (), ptr (), b.ptr ());
trail( );
return *this;
}
real & real::operator += (double a)
{
adddfd (ptr (), ptr (), a);
trail( );
return *this;
}
real & real::operator -= (const real & b)
{
dsub (ptr (), ptr (), b.ptr ());
trail( );
return *this;
}
@ -198,6 +201,7 @@ real real::operator - () const
{
real n;
dchgs (n.ptr (), ptr ());
// n.trail( );
return n;
}
@ -581,22 +585,24 @@ real operator - (
// @syntax operator -(const real &a, double b);
{
dsub (__tmp_real.ptr (), a.ptr (), b.ptr ());
__tmp_real.trail();
return __tmp_real;
}
real operator - (double a, const real & b)
{
__tmp_real = a;
dsub (__tmp_real.ptr (), __tmp_real.ptr (), b.ptr ());
__tmp_real.trail( );
return __tmp_real;
}
real operator - (const real & a, double b)
{
__tmp_real = b;
return __tmp_real -= a;
__tmp_real -= a;
__tmp_real.trail();
return __tmp_real;
}
// @func real | operator * | Moltiplica due numeri reali
@ -617,7 +623,6 @@ real operator *(
}
real operator *(double a, const real & b)
{
muldfd (__tmp_real.ptr (), b.ptr (), a);
__tmp_real.trail( );
@ -625,7 +630,6 @@ real operator *(double a, const real & b)
}
real operator *(const real & a, double b)
{
muldfd (__tmp_real.ptr (), a.ptr (), b);
__tmp_real.trail( );
@ -639,7 +643,6 @@ real operator / (
const real & a, // @parm Primo numero da dividere
const real & b) // @parm Secondo numero da dividere
// @syntax operator /(const real &a, const real &b);
// @syntax operator /(double a, const real &b);
// @syntax operator /(const real &a, double b);
@ -650,7 +653,6 @@ real operator / (
}
real operator / (double a, const real & b)
{
__tmp_real = a;
ddiv (__tmp_real.ptr (), __tmp_real.ptr (), b.ptr ());
@ -659,7 +661,6 @@ real operator / (double a, const real & b)
}
real operator / (const real & a, double b)
{
__tmp_real = b;
ddiv (__tmp_real.ptr (), a.ptr (), __tmp_real.ptr ());