Release 0.0.9

• Integration with DeformingSpacetimeMesh
• Critical line tracking in 3D unstructured grid
• Particle tracer for 2D/3D regular grid vector fields
• Unit tests for SYCL-accelerated 2D critical point tracking
• Application-specific updates
  • XGC: Handling of magnetic fields from equilibrium data
  • MPAS-Ocean: CPU- and GPU-based Lagrangian particle tracer with vertical velocity support

Release 0.0.8

• Support for 3D periodical spacetime meshes (the same 2D spatial meshes with designated way of spacetime triangulation)
• Adding an option to enable/disable cell reordering in unstructured 3D grids
• Fixing unit tests when building with metis; updating catch2 to 2.13.10 to fix linux build
• Various performance improvement and bug fixes

Release 0.0.7.1

• Allowing partitioning of 2D unstructured mesh for critical point tracking in parallel.
• Adding options to resample unstructured grids in input streams
• Various performance improvements and bug fixes.

Release 0.0.6

• New ParaView filter CriticalPointTracker
  • The new filter is the replacement of the previous CriticalPoint2DTracker, CriticalPointTracker2DUnstructured, and CriticalPoint3DTracker
  • The new integrated filter will determine mesh type (e.g., vtkUnstructuredGrid and vtkImageData) and dimensionality (2 or 3) for tracking critical points
  • The new filter uses correct coordinates and extents for vtkStructuredGrid, vtkRectilinearGrid, and vtkImageData
• New ParaView filter CriticalLineTracker that tracks intersections of isosurfaces in two scalar functions; GPU accelerated critical line tracker
• SYCL support (experimental)
  • 2D critical point tracking in regular grids (experimental)
• New features for XGC
  • XGC 3D blob core line tracking with CUDA acceleration
  • New executable ftk.xgc.poincare that computes Poincare plot for XGC simulations; CUDA accelerated Poincare plot computation
• New features for MPAS-O
  • I/O for MPAS-O netCDF outputs
  • Eddy center tracking in MPAS-O outputs
• Improved I/O for netCDF, HDF5, ADIOS2, and VTK
• Documentation
  • New example of in situ critical point tracking in a heat transfer simulation
• Various bug fixes and performance improvements

Release 0.0.5.1

• ParaView synthetic data sources: added new sources including MovingExtremum3DSource, MovingRamp3DSource, MovingDualRamp3DSource; added new options to inject noise to SpiralWoven2DSource; fixed implementation of DoubleGyre2DSource
• ParaView filters: added Levelset3DTracker; added output options ("traced" and "sliced") for all existing filters (CriticalPoint2DTracker, CriticalPoint3DTracker, Levelset2DTracker, and Levelset3DTracker)
• Documentation
  • A new page of different installation and compilation options
  • A new page to document a number of options to produce synthetic data for tutorial and testing purposes; all examples are provided with command lines and ParaView state files (.pvsm) for reproducibility
  • A new example of tracking critical points in a 2D flow-past-cylinder dataset
• Various bug fixes and performance improvements

Release 0.0.5

• Easing compilation and installation with spack install ftk
• Bug fixing and performance improvements
• Supporting data reading from ADIOS2 .bp files
• Unit testing with CUDA accelerated critical point tracking

Release 0.0.4

• Integrated track_critical_points, track_tdgl_vortex, track_contours into one single executable ftk
• GPU acceleration for tracking TDGL vortices and contours
• bug fixing and performance improvements

Release 0.0.2.2 - Introduction of PyFTK

• Python bindings of FTK
• Numerous improvements and bug fix

Release 0.0.2

This release features several new capabilities:

• A ParaView plugin vtkCriticalPoint2DTracker that tracks minima, maxima, and saddles in 2D scalar fields
• Distributed and parallel 2D/3D critical point tracking with MPI
• CUDA-accelerated 2D/3D critical point tracking
• Automated testing with Travis CI / Google Test