Structure about advanced line crossing deteciton parameters.
struct{ NET_VCA_POLYGON struRegion; DWORD dwCrossDirection; BYTE bySensitivity; BYTE byRes[3]; }NET_VCA_ADV_TRAVERSE_PLANE, *LPNET_VCA_ADV_TRAVERSE_PLANE;
Coordinates of detection region, refer to the structure NET_VCA_POLYGON for details.
Crossing direction, see details in the enumeration definition below:
enum _VCA_CROSS_DIRECTION_{ VCA_BOTH_DIRECTION = 0, VCA_LEFT_GO_RIGHT = 1, VCA_RIGHT_GO_LEFT = 2 }VCA_CROSS_DIRECTION
Sensitivity, range: [1,5]
Reserved, set to 0.