FluidWorld


Fluid World is a global 3D real-time particle fluid simulation integrated with an infinite voxel-based terrain generation system.


by KiwiTech


Price History +

FluidWorld: Advanced Fluid Physics Engine for Unity


FluidWorld is a GPU-accelerated physics simulation engine that combines Position-Based Material Point Method (PB-MPM) fluid simulation with integrated voxel terrain generation. The system handles hundreds of thousands of simultaneous particles in fully 3D volumetric simulation, representing a significant advancement over existing Unity Asset Store solutions.


High-Performance Simulation

  • Hundreds of thousands of simultaneous particles in real-time
  • Fully 3D volumetric physics with true three-dimensional behavior
  • Global simulation space with intelligent particle culling for large worlds
  • GPU-first architecture delivering substantial performance improvements over CPU-based systems

Advanced Material Physics

  • Simultaneous simulation of 5 reference fluid types
    • Water
    • Snow
    • Sand
    • Elastic
    • Visco-Elastic
  • Real-time solid/particle interactions
  • Position-Based Material Point Method implementation based on current particle simulation research

Integrated Voxel Terrain System

  • Easy-to-use procedural terrain generation with GPU-accelerated Dual Contouring for smooth terrain geometry.
  • Material exchange systems allowing fluids to become terrain and vice versa
  • Infinite world generation with efficient chunk-based LOD management

Comprehensive Collision & Integration

  • Terrain collision integration with generated voxel terrain
  • Unity Collider support for existing physics objects
  • Plug-and-play ready with minimal setup requirements

Development Focused Features

  • Real-time simulation parameter adjustment and voxel graph editing
  • Visual debugging tools & performance profiling
  • Scriptable Object workflow

Intelligent Optimization

  • Automatic particle culling for performance scaling
  • Adaptive LOD systems with distance-based detail reduction
  • Frustum culling for automatic visibility optimization


FluidWorld is the only Unity Asset Store solution that combines:

  • Large-scale 3D particle simulation (100,000+ particles)
  • Cutting-edge PB-MPM methodology with multi-material support
  • Integrated voxel terrain with real-time fluid interaction
  • Complete GPU acceleration with global simulation space