diff options
| author | tradke <tradke@1c20744c-e24a-42ec-9533-f5004cb800e5> | 2003-05-06 18:01:41 +0000 |
|---|---|---|
| committer | tradke <tradke@1c20744c-e24a-42ec-9533-f5004cb800e5> | 2003-05-06 18:01:41 +0000 |
| commit | 588a00bbc3b8e5404b64fe2e993ad140596ff926 (patch) | |
| tree | 7214892286cd053a5d6c45f754aef30bb153cd61 | |
| parent | 1f9128712d8942a840fea9a625c747a062541c14 (diff) | |
Mention that the table option boundary_extrapolation_tolerance is not implemented by PUGHInterp.
git-svn-id: http://svn.cactuscode.org/arrangements/CactusPUGH/PUGHInterp/trunk@55 1c20744c-e24a-42ec-9533-f5004cb800e5
| -rw-r--r-- | doc/documentation.tex | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/doc/documentation.tex b/doc/documentation.tex index d314402..2ec0cd2 100644 --- a/doc/documentation.tex +++ b/doc/documentation.tex @@ -138,7 +138,7 @@ the program will run into a deadlock. One of the function arguments to \InterpGridArrays\ is an integer handle which refers to a key/value options table. Such a table can be used to pass additional information (such as the interpolation order) to the interpolation -routines (ie. to both \InterpGridArrays\ and the local interpolator as invoked +routines (i.e.\ to both \InterpGridArrays\ and the local interpolator as invoked via {\tt CCTK\_InterpLocalUniform()}). The table may also be modified by these routines, eg. to exchange internal information between the local and global interpolator, and/or to pass back arbitrary information to the user. @@ -164,7 +164,7 @@ In the multi-processor case, \InterpGridArrays\ will modify these arrays in a user-supplied options table in order to specify the handling of interpolation points near interprocessor boundaries (ghostzones) for the local interpolator; corresponding elements in the options arrays are set to zero for all ghostzone -faces, ie. no points should be omitted, and no off-centering and extrapolation +faces, i.e.\ no points should be omitted, and no off-centering and extrapolation is allowed at those boundaries. Array elements for physical grid boundaries are left unchanged by \InterpGridArrays. @@ -175,6 +175,10 @@ discussion of grid boundary handling options, please refer to documentation of the thorn(s) providing local interpolator(s) (eg. thorn {\it LocalInterp} in the {\it Cactus ThornGuide}). +At present, the table option \verb|boundary_extrapolation_tolerance| is not +implemented. Instead, if any point cannot be mapped onto a processor +(i.e.\ the point is outside the global grid) the error code +\verb|CCTK_ERROR_INTERP_POINT_OUTSIDE| is returned. %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |