!                Parallel Sparse BLAS   GPU plugin 
!      (C) Copyright 2013
!  
!                         Salvatore Filippone
!                         Alessandro Fanfarillo
!   
!    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
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!    POSSIBILITY OF SUCH DAMAGE.
!   
  

subroutine psb_d_cp_rsb_from_coo(a,b,info) 
  
  use psb_base_mod
  use rsb_mod
  use psb_d_rsb_mat_mod, psb_protect_name => psb_d_cp_rsb_from_coo
  implicit none 

  class(psb_d_rsb_sparse_mat), intent(inout) :: a
  class(psb_d_coo_sparse_mat), intent(in)    :: b
  integer(psb_ipk_), intent(out)             :: info

  !locals
  type(psb_d_coo_sparse_mat) :: tmp
  Integer(Psb_ipk_)            :: nza, nr, i,j,irw, idl,err_act, nc
  integer(psb_ipk_)            :: nzm, ir, ic, k ,bs
  integer(psb_ipk_)            :: debug_level, debug_unit
  character(len=20)            :: name

  info = psb_success_
#ifdef HAVE_RSB
  ! This is to have fix_coo called behind the scenes
  call b%cp_to_coo(tmp,info)

  call tmp%fix(info)
  if (info /= psb_success_) return

  nr  = tmp%get_nrows()
  nc  = tmp%get_ncols()
  nza = tmp%get_nzeros()
  ! If it is sorted then we can lessen memory impact 
  a%psb_d_base_sparse_mat = tmp%psb_d_base_sparse_mat

  bs = 1!RSB_DEFAULT_BLOCKING

  info = Rsb_from_coo(a%rsbMat,b%val,b%ia,b%ja,nza,nr,nc,bs,bs)

  call tmp%free()
#endif

  return

9999 continue
  info = psb_err_alloc_dealloc_
  return

end subroutine psb_d_cp_rsb_from_coo