You cannot select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
psblas3/base/serial/psb_ctransp.f90

81 lines
2.8 KiB
Fortran

!!$
!!$ Parallel Sparse BLAS version 2.2
!!$ (C) Copyright 2006/2007/2008
!!$ Salvatore Filippone University of Rome Tor Vergata
!!$ 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_ctransp.f90
! Subroutine:
! Arguments:
subroutine psb_ctransp(a,b,c,fmt)
use psb_spmat_type
use psb_tools_mod
use psb_string_mod
use psb_serial_mod, psb_protect_name => psb_ctransp
implicit none
type(psb_cspmat_type), intent(inout) :: a
type(psb_cspmat_type), intent(out) :: b
integer, optional :: c
character(len=*), optional :: fmt
character(len=5) :: fmt_
integer :: c_, info
integer, allocatable :: itmp(:)
if (present(c)) then
c_=c
else
c_=1
endif
if (present(fmt)) then
fmt_ = psb_toupper(fmt)
else
fmt_='CSR'
endif
call psb_nullify_sp(b)
call psb_spcnv(a,b,info,afmt='coo')
if (info /= 0) then
write(0,*) 'transp: info from CSDP ',info
return
end if
call psb_transfer(b%ia1,itmp,info)
call psb_transfer(b%ia2,b%ia1,info)
call psb_transfer(itmp,b%ia2,info)
b%m = a%k
b%k = a%m
call psb_spcnv(b,info,afmt=fmt_)
return
end subroutine psb_ctransp