PIC/FLIP Fluid Simulation - LEGO Double Dam Break

Опубликовано: 13 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 285
Simulation time 9 hours
Render time 28.5 hours (125 samples)
Total time 37.5 hours

Simulation resolution 256 x 150 x 224
Brick grid Resolution 96 x 47 x 84
Peak # of particles 13.3 Million
Peak # of bricks 59,159
Peak RAM usage 950 MB
Bake file size 221 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