If you use the following image:

And you call the function using the following settings:
| Parameter | Value |
|---|---|
| uAmplitude | 47 |
| uAttenuation | 92 |
| uFrequency | 13 |
| nPhase | -162 |
| CenterPt | (192, 82) |
| crFill | Black |
| uFlags | FILL_CLR | ZG_RAD |
The following figure results:

As another example, if you use the same settings except you use the ZG_POND flag, the following figure results:
