| Name | Value | Description |
| EndJointTangentFaceEdgePointType | 4 | Specifies the end point of the edge. |
| MiddleJointTangentFaceEdgePointType | 2 | Specifies the middle point of the edge. |
| QuarterJointTangentFaceEdgePointType | 1 | Specifies the point at the quarter of whole length of the edge. |
| StartJointTangentFaceEdgePointType | 0 | Specifies the start point of the edge. |
| ThirdQuarterJointTangentFaceEdgePointType | 3 | Specifies the point at third quarter of whole length of the edge. |