Houdini制作水珠教程 Procedural Modeling of Water Droplets Tutorial在Houdini中制作物体表面水珠效果，包括水珠群体在表面的移动，不同水珠的差异等In this tutorial, Manuel Casasola Merkle discusses a way to distribute water droplets on the surface of another object to make it look wet and fresh.

教程知识点：Describing the base sceneBuilding the droplet setupSetting pscale on the dropletsTheory: The double cross productImplementing the move along surface nodeCorrecting for scaleFlattening the dropletsVDB WorkflowMoving the droplets into the surface