auto_xy_Envelope creates an upper or lower envelope (hull, boundary).
Return Value
hDataNew is the handle of the new dataset.
Parameters
hData_Layer is a vector with two elements. The first element is a handle of a 2D dataset and the second element is a handle of a layer (diagram) to which the new dataset should be added.
rsWidth specifies the width of the window in percent (%). Valid values must be in the range 0.1 % to 100 %. With smaller windows the hull curve will follow closer to the data of the dataset hData (Default value is 5 %).
nType specifies the hull type (Default value is 1):
| Value | Meaning |
|---|---|
| 1 | upper hull |
| 2 | lower hull |
Comment
The data must have increasing x-coordinates.
See also
id-162184