VTK_IO
Read and Write VTK Files

VTK_IO is a FORTRAN90 library which reads and writes some simple forms of VTK files.

VTK files can be viewed by the PARAVIEW program. Information about PARAVIEW is available at http://www.paraview.org/ .

Licensing:

The computer code and data files made available on this web page are distributed under the GNU LGPL license.

Languages:

VTK_IO is available in a FORTRAN90 version.

Related Data and Programs:

THREED_TO_VTK, a MATLAB program which accepts computational data from a 3D finite element fluid flow program and writes it to a VTK "legacy" file for postprocessing by PARAVIEW.

TWOD_TO_VTK, a MATLAB program which accepts computational data from a 2D finite element fluid flow program and writes it to a VTK "legacy" file for postprocessing by PARAVIEW.

VTK, a data directory which contains examples of VTK files, an obsolete file format used by the Visualization Toolkit, and which can be displayed by the PARAVIEW program;

Reference:

1. Will Schroeder, Ken Martin, Bill Lorensen,
   The Visualization Toolkit, An Object-Oriented Approach to 3D Graphics,
   Prentice Hall, 1998,
   ISBN: 0139546944,
   LC: QA76.64.S36.
2. Amy Henderson Squillacote,
   The ParaView Guide,
   Kitware Inc, 2007,
   ISBN13: 978-1-930934-21-4.
3. Kitware Incorporated,
   The Visualization Toolkit User's Guide,
   Kitware Inc
4. http://public.kitware.com/VTK/

Source Code:

• vtk_io.f90, the source code.

Examples and Tests:

• vtk_io_test.f90, a sample calling program.
• puvw_data.txt, a VTK file created by PUVW_WRITE.
• vtk_io_test.txt, the output file.

List of Routines:

• DIGIT_TO_CH returns the character representation of a decimal digit.
• GET_UNIT returns a free FORTRAN unit number.
• I4_TO_S_LEFT converts an I4 to a left-justified string.
• TIMESTAMP prints the current YMDHMS date as a time stamp.
• VTK_PUVW_WRITE writes pressure and velocity data to a VTK file.

You can go up one level to the FORTRAN90 source codes.