...
- "Solid inside" makes the fluid collide with object's outer surface.
- "Solid outside" creates a hollow object and the fluid interacts with the inner surface.
- "Shell" is normally used with open objects like glasses, vases, but also planes. When active, an invisible layer is added around the object's surface. The thickness of this layer is
Cell size * 3on each side of the surface. As a consequence, there will always be a gap between the fluid and the object.
...