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psblas3/base/serial/psb_dgeprt.f90

180 lines
6.0 KiB
Fortran

!
! Parallel Sparse BLAS version 3.5
! (C) Copyright 2006-2018
! Salvatore Filippone
! Alfredo Buttari University of Rome Tor Vergata
!
! Redistribution and use in source and binary forms, with or without
! modification, are permitted provided that the following conditions
! are met:
! 1. Redistributions of source code must retain the above copyright
! notice, this list of conditions and the following disclaimer.
! 2. Redistributions in binary form must reproduce the above copyright
! notice, this list of conditions, and the following disclaimer in the
! documentation and/or other materials provided with the distribution.
! 3. The name of the PSBLAS group or the names of its contributors may
! not be used to endorse or promote products derived from this
! software without specific written permission.
!
! THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
! ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
! TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
! PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE PSBLAS GROUP OR ITS CONTRIBUTORS
! BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
! CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
! SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
! INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
! CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
! ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
! POSSIBILITY OF SUCH DAMAGE.
!
!
! File: psb_dcsprt.f90
! Subroutine:
! Arguments:
!*****************************************************************************
!* *
!* Print out a matrix. *
!* Should really align with the F77 version under the SERIAL dir, which *
!* does a nice printout in MatrixMarket format; this would be a quick job. *
!* *
!* Handles both a shift in the row/col indices and a fuctional transform *
!* on the indices. *
!* *
!* *
!* *
!* *
!*****************************************************************************
subroutine psb_dgeprtn2(fname,a,head)
use psb_serial_mod, psb_protect_name => psb_dgeprtn2
implicit none
character(len=*), intent(in) :: fname
real(psb_dpk_), intent(in) :: a(:,:)
character(len=*), optional :: head
!
integer(psb_ipk_) :: iout, info
logical :: isopen
! Search for an unused unit to write
iout = 7
do
inquire(unit=iout, opened=isopen)
if (.not.isopen) exit
iout = iout + 1
if (iout > 99) exit
end do
if (iout > 99) then
write(psb_err_unit,*) 'Error: could not find a free unit for I/O'
return
end if
open(iout,file=fname,iostat=info)
if (info == psb_success_) then
call psb_geprt(iout,a,head)
close(iout)
else
write(psb_err_unit,*) 'Error: could not open ',fname,' for output'
end if
end subroutine psb_dgeprtn2
subroutine psb_dgeprtn1(fname,a,head)
use psb_serial_mod, psb_protect_name => psb_dgeprtn1
implicit none
character(len=*), intent(in) :: fname
real(psb_dpk_), intent(in) :: a(:)
character(len=*), optional :: head
!
integer(psb_ipk_) :: iout, info
logical :: isopen
! Search for an unused unit to write
iout = 7
do
inquire(unit=iout, opened=isopen)
if (.not.isopen) exit
iout = iout + 1
if (iout > 99) exit
end do
if (iout > 99) then
write(psb_err_unit,*) 'Error: could not find a free unit for I/O'
return
end if
open(iout,file=fname,iostat=info)
if (info == psb_success_) then
call psb_geprt(iout,a,head)
close(iout)
else
write(psb_err_unit,*) 'Error: could not open ',fname,' for output'
end if
end subroutine psb_dgeprtn1
subroutine psb_dgeprt2(iout,a,head)
use psb_serial_mod, psb_protect_name => psb_dgeprt2
implicit none
integer(psb_ipk_), intent(in) :: iout
real(psb_dpk_), intent(in) :: a(:,:)
character(len=*), optional :: head
character(len=80) :: frmtv
integer(psb_ipk_) :: irs,ics,i,j, nmx, ni, nrow, ncol
write(iout,'(a)') '%%MatrixMarket matrix array real general'
write(iout,'(a)') '% '//trim(head)
write(iout,'(a)') '% '
nrow = size(a,1)
ncol = size(a,2)
write(iout,*) nrow,ncol
write(frmtv,'(a,i3.3,a)') '(',ncol,'(es26.18,1x))'
do i=1,nrow
write(iout,frmtv) a(i,1:ncol)
end do
if (iout /= 6) close(iout)
return
! open failed
901 write(psb_err_unit,*) 'geprt: could not open file ',&
& iout,' for output'
return
end subroutine psb_dgeprt2
subroutine psb_dgeprt1(iout,a,head)
use psb_serial_mod, psb_protect_name => psb_dgeprt1
implicit none
integer(psb_ipk_), intent(in) :: iout
real(psb_dpk_), intent(in) :: a(:)
character(len=*), optional :: head
character(len=80) :: frmtv
integer(psb_ipk_) :: irs,ics,i,j, nmx, ni, nrow, ncol
write(iout,'(a)') '%%MatrixMarket matrix array real general'
write(iout,'(a)') '% '//trim(head)
write(iout,'(a)') '% '
nrow = size(a,1)
ncol = 1
write(iout,*) nrow
write(frmtv,'(a,i3.3,a)') '(',ncol,'(es26.18,1x))'
do i=1,nrow
write(iout,frmtv) a(i)
end do
if (iout /= 6) close(iout)
return
! open failed
901 write(psb_err_unit,*) 'geprt: could not open file ',&
& iout,' for output'
return
end subroutine psb_dgeprt1