API

Contents:

• 2D Pencil Decomposition API
  • Module decomp_2d_constant: Global Variables
  • Module decomp_2d_mpi: MPI communication
  • Module decomp_2d: decompostion module
• API for Three-dimensional FFTs
  • Initialisation of the FFT module
  • Complex-to-complex Transforms
  • Real-to-complex & Complex-to-Real Transforms
  • Deallocation of the FFT module
• Halo-cell Support
• Parallel I/O
  • To write a single three-dimensional array to a file
  • To write a 2D slice of data from a 3D variable
  • To write out a 3D variable in lower resolution to a file
  • Quick I/O Reference
  • ADIOS2 backend for I/O