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A Mesh Generator and Pre-Processor for
FEA and CFD Analysis

Release Notes for TrueGrid®, Version 2.3.1, May 1, 2009

1. Several bugs where fixed in the importing of trimmed surfaces from the IGES geometry files.

2. A new set of control commands, like the IF-ELSEIF-ELSE-ENDIF statements, was added. They are :

WHEN(logical expression)
ELSEWHEN(logical expression)
ELSE
ENDWHEN

The rules for these use are the same as those for the IF statements except for 2:
1. The interrupt command cannot be used with this new set of commands.
2. This new command can be embedded in another command.

For example:

  block
   when(%ma.gt.%mz)then
    1 %mz %ma;1 3;1 3;.1 .2 .3; 2.1 2.3 2.45;1 1.2 1.4;
   elsewhen(%ma.lt.%mz)then
    1 %ma %mz;1 3;1 3;.1 .2 .3; 2.1 2.3 2.45;1 1.2 1.4;
   else
    1 %ma;1 3;1 3;.1 .3; 2.1 2.3 2.45;1 1.2 1.4;
   endwhen


3. Pressures are output in the EXODUS II output file.

4. The SAMI output option is now available in all versions of TrueGrid on the non-ItaniumII LINUX, in the 64-bit versions of TrueGrid (tgd and tgdx) on the DEC and IBM and in the 32-bit versions of TrueGrid (tg and tgx) on the SUN.