pbstf

This repo implements paper Position-Based Surface Tension Flow (SIGGRAPH Aisa 2022). Several cases including:

1. Cubic droplet turns into a sphere without external force
2. Bouncing droplet
3. Faucet dripping

are validated. Here is an animation to be loaded.

Download

git clone git@github.com:f1shel/pbstf.git     # SSH
git clone https://github.com/f1shel/pbstf.git # HTTPS

Dependencies

These dependencies have already been included in the external folder.

• alembic
• Eigen
• parallel-util
• timer
• delaunator-cpp

Build

cd pbstf
mkdir build
cd build
# Step 1: Configure Eigen
mkdir eigen_build
cd eigen_build
cmake ../../external/eigen
cd ..
# Step 2: Configure IMath
mkdir imath_build
cd imath_build
cmake ../../external/IMath -DCMAKE_INSTALL_PREFIX="." -DBUILD_SHARED_LIBS=OFF -DCMAKE_BUILD_TYPE=Release
cmake --build . --target install --config Release
cd ..
# Step 3: Build the project
cmake .. -DEigen3_DIR="../external/eigen/cmake" -DImath_DIR="./imath_build/lib/cmake/Imath"
cmake --build . --target main --config Release

Run

Intermediate results for visualization will be output in the folder <executable>/vis.

Credit

https://github.com/yuki-koyama/position-based-fluids