jburkardt

MESH_TO_ICE\ Transfer ICE dataset from MESH format to NETCDF format {#mesh_to_ice-transfer-ice-dataset-from-mesh-format-to-netcdf-format align=”center”} ======================================================

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MESH_TO_ICE is a C++ program which reads a MESH file containing an ICE dataset and rewrites the information as a NETCDF file.

Usage: {#usage align=”center”}

mesh_to_ice prefix

where

• prefix is the filename prefix,

reads prefix.mesh and creates prefix.nc.

Licensing: {#licensing align=”center”}

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

Languages: {#languages align=”center”}

MESH_TO_ICE is available in a C version and a C++ version and a FORTRAN77 version and a FORTRAN90 version and a MATLAB version.

Related Programs: {#related-programs align=”center”}

ICE_IO, a C++ library which reads or writes ICE datasets, using the NETCDF format.

ICE_TO_MESH, a C++ program which reads a NETCDF file containing an ICE dataset and rewrites the information as a MESH file.

MESH, a data directory which contains examples of MESH files, which can be used to define the geometry of a finite element mesh in 2D or 3D, using triangles, quadrilaterals, tetrahedrons or hexahedrons.

MESH_IO, a C++ library which can read or write MESH files, which can be used to define the geometry of a finite element mesh in 2D or 3D, using triangles, quadrilaterals, tetrahedrons or hexahedrons.

Reference: {#reference align=”center”}

1. Pascal Frey,\ MEDIT: An interactive mesh visualization software,\ Technical Report RT-0253,\ Institut National de Recherche en Informatique et en Automatique,\ 03 December 2001.
2. Russ Rew, Glenn Davis, Steve Emmerson, Harvey Davies, Ed Hartne,\ The NetCDF User’s Guide,\ Unidata Program Center, March 2009.
3. Russ Rew,\ The NetCDF C++ Interface Guide,\ Unidata Program Center, August 2008.

Source Code: {#source-code align=”center”}

• mesh_to_ice.cpp, the source code.

Examples and Tests: {#examples-and-tests align=”center”}

HEXAHEXA_2x2x2 subdivides the unit cube into a 2x2x2 mesh of 8 subcubes or “hexahedra”, using 27 vertices, and 24 boundary quadrilaterals.

• hexahexa_2x2x2.mesh, the MESH file.
• hexahexa_2x2x2.nc, the NETCDF file created by the program.

PART is a large 3D object including 28,694 vertices, 14,890 triangles, 150,779 tetrahedrons, 50 corners, 1905 edges and 1905 ridges.

• part.mesh, the MESH file.
• part.nc, the NETCDF file created by the program.

List of Routines: {#list-of-routines align=”center”}

• MESH_TO_ICE reads “ICE” data from a MESH file and writes it to a NETCDF file.
• CH_CAP capitalizes a single character.
• CH_EQI is TRUE (1) if two characters are equal, disregarding case.
• CH_TO_DIGIT returns the integer value of a base 10 digit.
• ICE_WRITE writes 3D ICE sizes and data to a NETCDF file.
• I4VEC_ZERO zeroes an I4VEC.
• MESH_DATA_PRINT prints the data of a MESH dataset.
• MESH_DATA_READ reads data from a MESH file.
• MESH_SIZE_PRINT prints the sizes of a MESH dataset.
• MESH_SIZE_READ reads sizes from a MESH file.
• R8VEC_ZERO zeroes an R8VEC.
• S_BEGIN reports whether string 1 begins with string 2.
• S_EQI reports whether two strings are equal, ignoring case.
• S_LEN_TRIM returns the length of a string to the last nonblank.
• S_NEWLINE_TO_NULL replaces carriage returns or newlines by nulls.
• S_TO_I4 reads an I4 from a string.
• S_TO_I4VEC reads an I4VEC from a string.
• S_TO_R8 reads an R8 value from a string.
• S_TO_R8VEC reads an R8VEC from a string.
• TIMESTAMP prints the current YMDHMS date as a time stamp.

You can go up one level to the C++ source codes.

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Last revised on 30 November 2010.