PIC/FLIP Fluid Simulation - Lego Fluid Sphere Drop

Опубликовано: 09 Август 2026
на канале: RLGUY
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This program is an implementation of a PIC/FLIP fluid simulation based on methods described in Robert Bridson's "Fluid Simulation for Computer Graphics" textbook.

Simulation visualization was rendered in Blender.

Simulation Details:

Frames 494
Simulation time 6.7 hours
Render time 37 hours (125 samples)
Total time 43.7 hours

Simulation resolution 128 x 256 x 128
Brick grid Resolution 48 x 96 x 48
Peak # of particles 5.88 Million
Peak RAM usage 338 MB
Bake file size 167 MB

Computer specs: ultrabook style laptop with Intel Core i5-4200U @ 1.60GHz processor, integrated Intel HD4400 graphics chip, and 8GB RAM.

Source code: https://github.com/rlguy/GridFluidSim3D