ContourConvexity
Computes the convexity of a contour as the ratio between the contour's area and the area of the convex hull (1.0: convex shapes (i.e. rectangle, circle, ..., etc.), 0.0: zero area (i.e. a line or an empty contour)).
Syntax
Definition:
HRESULT ContourConvexity(
HRESULT hrPrev,
ITcVnContainer* ipContour,
double& fConvexity
)Parameters
|
Name |
Type |
Description |
|---|---|---|
|
hrPrev |
HRESULT indicating the result of previous operations (If SUCCEEDED(hrPrev) equals false, no operation is executed.) | |
|
ipContour |
Single contour (ContainerType_Vector_TcVnPoint2_DINT or ContainerType_Vector_TcVnPoint2_REAL; The elements of this container are the points of the contour.) | |
|
fConvexity |
double& |
Returns the convexity of the contour [0..1] |
Return valueRequired License
TC3 Vision Base