blacs_pcoord
blacs_pcoord
Returns the row and column coordinates in the process
grid.
Syntax
call
blacs_pcoord
(
icontxt
,
pnum
,
prow
,
pcol
)
Input Parameters
- icontxt
- INTEGER. Integer handle that indicates the context.
- pnum
- INTEGER. Process number the coordinates of which are to be determined. This parameter stand for the process number of the underlying machine, that is, it is atidfor PVM.
Output
Parameters
- prow
- INTEGER. Row coordinates of thepnumprocess in the BLACS grid.
- pcol
- INTEGER. Column coordinates of thepnumprocess in the BLACS grid.
Description
Given the system process number, this function returns
the row and column coordinates in the BLACS process grid.