The MCvSURFPoint type exposes the following members.


Public fielddir
Orientation of the feature: 0..360 degrees
Public fieldhessian
Value of the hessian (can be used to approximately estimate the feature strengths; see also params.hessianThreshold.
Public fieldlaplacian
-1, 0 or +1. sign of the laplacian at the point. can be used to speedup feature comparison (normally features with laplacians of different signs can not match)
Public fieldpt
Position of the feature within the image
Public fieldsize
Size of the feature

See Also