fixed compile error on VS2008

f6c8e237 · Maria Dimashova · 5e84ab02 · f6c8e237
Commit f6c8e237 authored Jul 30, 2010 by Maria Dimashova
Hide whitespace changes
Inline Side-by-side

Showing with 1 addition and 1 deletion

keypoint.cpp modules/features2d/src/keypoint.cpp +1 -1

No files found.
--- a/modules/features2d/src/keypoint.cpp
+++ b/modules/features2d/src/keypoint.cpp
@@ -143,7 +143,7 @@ float KeyPoint::overlap( const KeyPoint& kp1, const KeyPoint& kp2 )
        float triangleAreaB = b_2 * sinAlpha * cosAlpha;

        float intersectionArea = segmentAreaA + segmentAreaB - triangleAreaA - triangleAreaB;
-        float unionArea = (a_2 + b_2) * M_PI - intersectionArea;
+        float unionArea = (a_2 + b_2) * CV_PI - intersectionArea;

        ovrl = intersectionArea / unionArea;
    }