Made an HDA, with dynamic iteration and a simple global water level offset. Wish I could easily implement a connectivity map so dry level could be randomize or controlled by a mask per lake, but that’s for an other day.
Attachments in this post:
http://fx-td.com/houdiniandchill/wp-content/uploads/discord/20264304/04/26/image.png
http://fx-td.com/houdiniandchill/wp-content/uploads/discord/20264304/04/26/sop_heightfield_BasinFlood.1.0.hda
http://fx-td.com/houdiniandchill/wp-content/uploads/discord/20264304/04/26/BasinFloodingWip_18.hip