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fixed bug with null factors in GaussianFactorGraphs

release/4.3a0
Luca 2014-02-12 16:15:52 -05:00
parent c9ead8bbd3
commit b89c33977a
1 changed files with 4 additions and 2 deletions
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4
gtsam/linear/GaussianFactorGraph.h
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@ -138,8 +138,10 @@ namespace gtsam {
/** unnormalized error */ /** unnormalized error */
double error(const VectorValues& x) const { double error(const VectorValues& x) const {
double total_error = 0.; double total_error = 0.;
BOOST_FOREACH(const sharedFactor& factor, *this) BOOST_FOREACH(const sharedFactor& factor, *this){
if(factor)
total_error += factor->error(x); total_error += factor->error(x);
}
return total_error; return total_error;
} }