
===============================================================
dftr2 RELEASE NOTES: 06/05/24 RELEASE VERSION 2.19.1
===============================================================

Enhancements/ Additions:
------------------------
 
* 

Bugs Fixed:
-----------

* Added a check and perturbation for background isotropic
  identity metrics to prevent eigenvalue calculation errors.

===============================================================
dftr2 RELEASE NOTES: 11/20/22 RELEASE VERSION 2.18.2
===============================================================

Enhancements/ Additions:
------------------------
 
* Changed all sprintf calls to snprintf.

Bugs Fixed:
-----------


===============================================================
dftr2 RELEASE NOTES: 07/22/21 RELEASE VERSION 2.18.1
===============================================================

Enhancements/ Additions:
------------------------
 
* Changes for compatibility with DGEOM.

Bugs Fixed:
-----------

===============================================================
dftr2 RELEASE NOTES: 07/04/20 RELEASE VERSION 2.17.2
===============================================================

Enhancements/ Additions:
------------------------
 
* Add capability for quad-tree search when evaluating sizing from
  a background mesh.

Bugs Fixed:
-----------


===============================================================
dftr2 RELEASE NOTES: 08/07/17 RELEASE VERSION 2.16.38
===============================================================

Enhancements/ Additions:
------------------------
 
* Add reset of all global data when the spacing evaluation
  function free is called (dftr2_eval_free).

* Added a function to set an evaluation type for external spacing
  evaluation functions. Needed for AFLR2.

* Updated test evaluation function.

Bugs Fixed:
-----------


===============================================================
dftr2 RELEASE NOTES: 02/13/17 RELEASE VERSION 2.13.35
===============================================================

Enhancements/ Additions:
------------------------
 
* Changes for compatibility with 64-bit integers.

Bugs Fixed:
-----------


===============================================================
dftr2 RELEASE NOTES: 12/17/16 RELEASE VERSION 2.12.35
===============================================================

Enhancements/ Additions:
------------------------

* Moved dftr2_qtb_chk, dftr2_qtb_chk_n, and dftr2_qtb_eval to
  AFLR2C_LIB.

* Made dftr2_src_* routines external and moved them to AFLR2C_LIB.

Bugs Fixed:
-----------


===============================================================
dftr2 RELEASE NOTES: 11/03/16 RELEASE VERSION 2.11.31
===============================================================

Enhancements/ Additions:
------------------------

* Moved qtb_chk, qtb_chk_n, and qtb_eval to DFTR2 LIB as
  dftr2_qtb_chk, dftr2_qtb_chk_n, and dftr2_qtb_eval.

Bugs Fixed:
-----------


===============================================================
dftr2 RELEASE NOTES: 09/10/16 RELEASE VERSION 2.10.30
===============================================================

Enhancements/ Additions:
------------------------

* Added element neighbor connectivity to input for initialization
  of the evaluation routines.

Bugs Fixed:
-----------


===============================================================
dftr2 RELEASE NOTES: 03/19/16 RELEASE VERSION 2.8.24
===============================================================

Enhancements/ Additions:
------------------------

* Minor syntax change in if check.

Bugs Fixed:
-----------

* 

===============================================================
dftr2 RELEASE NOTES: 12/02/15 RELEASE VERSION 2.8.22
===============================================================

Enhancements/ Additions:
------------------------

* Moved all dftr2_df* routines back to library UG2.

Bugs Fixed:
-----------

* 

===============================================================
dftr2 RELEASE NOTES: 12/01/15 RELEASE VERSION 2.7.22
===============================================================

Enhancements/ Additions:
------------------------

* Modified routine for setting boundary metric (dftr2_trb) to
  include an array for specifying the initial normal spacing.

* Added multiple return values to dftr2_eval_check_3d_surf.

Bugs Fixed:
-----------

* Corrected error in metric output debug routine dftr2_met_write_qua.

===============================================================
dftr2 RELEASE NOTES: 09/08/15 RELEASE VERSION 2.6.18
===============================================================

Enhancements/ Additions:
------------------------

* Added check to bypass setting boundary metric (dftr2_trb).

Bugs Fixed:
-----------

* 

===============================================================
dftr2 RELEASE NOTES: 03/29/15 RELEASE VERSION 2.6.16
===============================================================

Enhancements/ Additions:
------------------------

* Added metric sizing based capability.

* Added background grid evaluation related routines.

* Removed transformation vector capability.

Bugs Fixed:
-----------

* 

===============================================================
dftr2 RELEASE NOTES: 06/26/14 RELEASE VERSION 1.11.24
===============================================================

Enhancements/ Additions:
------------------------

* Added API argument to specify a method when using an external
  sizing function.

Bugs Fixed:
-----------

* 

===============================================================
dftr2 RELEASE NOTES: 04/20/14 RELEASE VERSION 1.10.18
===============================================================

Enhancements/ Additions:
------------------------

* Modified external sizing function for testing.

Bugs Fixed:
-----------

* Correct potential unitialized variable use.

===============================================================
dftr2 RELEASE NOTES: 02/11/14 RELEASE VERSION 1.9.18
===============================================================

Enhancements/ Additions:
------------------------

* Convert to new ug paramater structure scheme and eliminate
  use of Error_Message.

Bugs Fixed:
-----------

* 

===============================================================
dftr2 RELEASE NOTES: 08/09/13 RELEASE VERSION 1.8.16
===============================================================

Enhancements/ Additions:
------------------------

* Updated character string declarations.

Bugs Fixed:
-----------

* 

