The following features are relevant for improving fluid-object interaction.
Show Collision Geometry
This option helps you to fine-tune fluid-object collisions, e.g. when particles go though a surface, and visualizes how RealFlow | Maya "sees" and objects. The helper mesh is updated when you change parameters of the "Collision" or "Volume" tags. If the collision geometry is not visible reset the scene to frame 0 or scrub the timeline.
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