If you start with the following image:

And you were to call the function using the following settings:
| Parameter | Value |
|---|---|
| uOpacity | 60 |
| uPenWidth | 4 |
| uTileWidth | 17 |
| uTileHeight | 17 |
| ptCenter | N/A |
| uShadowAngle | N/A |
| uShadowThreshold | N/A |
| crBorderColor | Black |
| crTilesColor | N/A |
| uFlags | MSCT_CART | MSCT_FLAT |
The following figure results:
