OpenVDB is an open source hierarchical data structure for volumes. The OpenVDB Maya plugin ($RMSTREE/plug-ins/OpenVDB.so) is supported by Renderman for Maya.

 

Image Modified

OpenVDB icon in the Maya shelf

 

With one click on the icon, RfM automatically creates the default setup for reading, visualizing, and rendering OpenVDB volume data.

For more information about OpenVDB, see the OpenVDB FAQ.

...