NET_VCA_ADV_TRAVERSE_PLANE

Structure about advanced line crossing deteciton parameters.

Structure Definition

struct{
  NET_VCA_POLYGON     struRegion;
  DWORD               dwCrossDirection;
  BYTE                bySensitivity;
  BYTE                byRes[3];
}NET_VCA_ADV_TRAVERSE_PLANE, *LPNET_VCA_ADV_TRAVERSE_PLANE;

Members

struRegion

Coordinates of detection region, refer to the structure NET_VCA_POLYGON for details.

dwCrossDirection

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
VCA_BOTH_DIRECTION

Bidirectional

VCA_LEFT_GO_RIGHT

From left to right

VCA_RIGHT_GO_LEFT

From right to left

bySensitivity

Sensitivity, range: [1,5]

byRes

Reserved, set to 0.