Open the script options and click the "Dappled Light Plane" button. Click in your viewport to create the shape (shadow plane).
Refer to renderer docs for exact parameter names (e.g., "map channel", "color map", "intensity map"). dappled light generator for 3ds max 20182023 f better
: The go-to community for finding other free lighting utilities for 3ds Max. Open the script options and click the "Dappled