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minor fix

release/4.3a0
lcarlone 2016-07-28 17:20:34 -04:00
parent 50d6532fe1
commit bb32cadfb0
1 changed files with 1 additions and 1 deletions
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gtsam/slam/SmartFactorBase.h
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@ -228,7 +228,7 @@ public:
for(size_t i=0; i < Fs->size(); i++){
if(ZDim == 3){ // it's a stereo point ..
Z z3 = measured_.at(i);
if(isnan(z3.vector()[1])){ // .. and the right pixel is invalid
if(std::isnan(z3.vector()[1])){ // .. and the right pixel is invalid
// delete influence of right point on jacobian Fs
MatrixZD& Fi = Fs->at(i);
for(size_t ii=0; ii<Dim; ii++)