DLS performance modifications

modules/calib3d/src/dls.cpp

@@ -422,15 +422,6 @@ cv::Mat dls::LeftMultVec(const cv::Mat& v)
         mat_.at<double>(i, 3*i + 2) = v.at<double>(2);
     }
 
-    /*cv::hconcat(v.clone().t(), zeros16, row1);    // first row
-    cv::hconcat(zeros13, v.clone().t(), row2);    // second row
-    cv::hconcat(row2, zeros13, row2);            // second row
-    cv::hconcat(zeros16, v.clone().t(), row3);    // third row
-
-    mat.push_back(row1);
-    mat.push_back(row2);
-    mat.push_back(row3);*/
-
     return mat_;
 }