FixedMeshRefinement.jl: one-dimensional fixed mesh refinement

Examples

• Wave: Wave equation with reflection boundary condition.

cd examples/wave

# 3 levels, with default subcycling, patch is at the left of the domain
julia main.jl ./config/wave_3levels.toml

# 3 levels, with Mongwane's subcycling, patch is at the left of the domain
julia main.jl ./config/wave_3levels_mongwane.toml

# 3 levels, with default subcycling, patch is at the middle of the domain
julia main.jl ./config/wave_3levels_mid_patch.toml

# 3 levels, with Mongwane's subcycling, patch is at the middle of the domain
julia main.jl ./config/wave_3levels_mid_patch_mongwane.toml

Acknowledgments

This package was originally adapted from lwJi/Infino.jl, created by lwJi. Other useful resources are JLRipley314/one-dim-amr: A simple one-dimensional AMR code and AMReX-Codes/amrex: AMReX: Software Framework for Block Structured AMR.

References

• [2503.09629] GPU-accelerated Subcycling Time Integration with the Einstein Toolkit