Andrew Price from BenderGuru demonstrates how to create a realistic rain-sauted window, modeling the effect and texturing it with depth of field.
Blender tutorial showing you how to make a rainy window.
Andrew shows how to model rain drops in seconds using Blender, with the click of a button. With his technique you can have realistic streaks that would otherwise take hours or days on end! Watch this tutorial for more information about creating and rendering glass like surfaces covered under water droplets here: https://www.youtube-nocookie .