FGFS-4.1/simgear
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Fix wrong difference calculation in SGExpression

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This commit is contained in:
Torsten Dreyer 2011-01-25 22:58:50 +01:00
parent 840780dc4a
commit 6d2646239e
1 changed files with 2 additions and 2 deletions
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4
simgear/structure/SGExpression.hxx
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@ -807,9 +807,9 @@ public:
{ }
virtual void eval(T& value, const simgear::expression::Binding* b) const
{
value = T(0);
value = getOperand(0)->getValue(b);
unsigned sz = SGNaryExpression<T>::getNumOperands();
for (unsigned i = 0; i < sz; ++i)
for (unsigned i = 1; i < sz; ++i)
value -= getOperand(i)->getValue(b);
}
using SGNaryExpression<T>::getValue;