large large::operator-( const large& v ) const
{
if( v == 0 ) return *this;
if( _neg != v._neg ) return ( *this + (-v) );
if( compare_abs(v) < 0 ) return -( v - *this );
large r = *this;
word_t k = 1, w;
for( size_t i = 0; i < r._val.size(); i++ )
{
if( i < v._val.size() )
{
dword_t d = (dword_t) r._val[i] - v._val[i] + k + _MAXWORD;
w = dword_lo(d);
k = dword_hi(d);
}
else
{
if( k == 1 ) break;
dword_t d = (dword_t) r._val[i] + k + _MAXWORD;
w = dword_lo(d);
k = dword_hi(d);
}
r._val[i] = w;
}
r.normalize();
return r;
}
void smooth_value_field::tick(double delta_seconds) {
double averaging_constant =
pow(smoothing_average_factor, averages_per_sec * delta_seconds);
auto calculated_smoothed_value = value * averaging_constant + target_value * (1.0 - averaging_constant);
if (calculated_smoothed_value.compare_abs(target_value, 1.f))
calculated_smoothed_value = target_value;
value = calculated_smoothed_value;
discrete_value = value;
}
