Filtering solutions with imaginary part

diff --git a/modules/calib3d/src/dls.cpp b/modules/calib3d/src/dls.cpp
index 0bf23f0..3a56010 100644 (file)
--- a/modules/calib3d/src/dls.cpp
+++ b/modules/calib3d/src/dls.cpp
@@ -149,8 +149,8 @@ void dls::run_kernel(const cv::Mat& pp)
                // TODO: check imaginari part to filter solutions
 
                //if (imag(V(2,k)) == 0)
-               //const double epsilon = 1e-4;
-           //if( eigenvec_i.at<double>(1,k) >= -epsilon && eigenvec_i.at<double>(1,k) <= epsilon )
+               const double epsilon = 1e-4;
+           if( eigenval_i.at<double>(k,0) >= -epsilon && eigenval_i.at<double>(k,0) <= epsilon )
                { // it should work without checking imaginari part
 
                        double stmp[3];