Welcome to PFFT’s documentation!

Contents:

• Introduction
  • Alternative parallel FFT implementations
  • Parallel nonequispaced FFT
• Tutorial
  • A first parallel transform - Three-dimensional FFT with two-dimensional data decomposition
  • Porting FFTW-MPI based code to PFFT
  • Errorcode for communicator creation
  • Inplace transforms
  • Higher dimensional data decomposition
  • Parallel data decomposition
  • Planning effort
  • Preserving input data
  • FFTs with shifted index sets
  • Pruned FFT and Shifted Index Sets
  • Precisions
  • Ghost cell communication
  • Fortran interface
• Installation and linking
  • Install of the latest official FFTW release
  • Install of the PFFT library
  • How to include PFFT in your program
• Advanced Features
  • How to Deal with FFT Index Shifts in Parallel
  • Parallel pruned FFT
• Interface Layers of the PFFT Library
  • Basic Interface
  • Advanced Interface
  • Preliminary: Skip Serial Transformations
• PFFT Reference
  • Files and Data Types
  • MPI Initialization
  • Using PFFT Plans
  • Data Distribution Functions
  • Plan Creation
  • FFT Execution Timer
  • Ghost Cell Communication
  • Useful Tools
  • Generating Periodic Cartesian Communicators
• Developers Guide
  • Search and replace patterns
• ToDo
  • Measuring parallel run times

Indices and tables

• :Index
• :Module Index
• :Search Page