/*
    DFT++ is a density functional package developed by the research group
    of Professor Tomas Arias

    Copyright 1996-2003 Sohrab Ismail-Beigi

    This file is part of DFT++.

    DFT++ is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation; either version 2 of the License, or
    (at your option) any later version.

    DFT++ is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU General Public License for more details.

    You should have received a copy of the GNU General Public License
    along with DFT++; if not, write to the Free Software
    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA

    Please see the file CREDITS for a list of authors.

    For academic users, we request that publications using results obtained with
    this software reference

    "New algebraic formulation of density functional calculation," by Sohrab Ismail-Beigi
    and T.A. Arias, Computer Physics Communications 128:1-2, 1-45 (June 2000).

    and, if using the wavelet basis, further reference

    "Multiresolution analysis of electronic structure: semicardinal and wavelet bases,"
    T.A. Arias, Reviews of Modern Physics 71:1, 267-311 (January 1999).

    and 

    "Robust ab initio calculation of condensed matter: transparent convergence through
    semicardinal multiresolution analysis,'' I.P. Daykov, T.A. Arias, and
    Torkel D. Engeness, Physical Review Letters, 90:21, 216402 (May 2003).

    For your convenience, preprints of the above articles may be obtained from
    http://arXiv.org/abs/cond-mat/9909130, 9805262, and 0204411, respectively.
*/

/*-----------------------  nlpseudopot.c  -------------------------------*
 *                                                                       *
 * Nonlocal pseudopotentials.                                            *
 *                                                                       *
 *-----------------------------------------------------------------------*/
#ifndef DFT_PW_NLPOT_H
#define DFT_PW_NLPOT_H

void accumulate_Vnl(const ColumnBundle &Y, ColumnBundle &HspY, Everything &e);

void Vnl_pseudo(int sp,int ion,int lm, Ioninfo *ioninfo, ColumnBundle &Vnl);

void Vnl_pseudo_fill_matrix(Ioninfo *ioninfo,ColumnBundle &Vnl,int sp,int lm);

void dVnl_pseudo_datom_pos(int sp,int ion,int lm,Ioninfo *ioninfo,ColumnBundle &Vnl,
                      ColumnBundle &dVnlx,ColumnBundle &dVnly,ColumnBundle &dVnlz);

void dVnl_pseudo_datom_fill(Ioninfo *ioninfo, ColumnBundle &Vnl,
                       ColumnBundle &dVx,ColumnBundle &dVy,ColumnBundle &dVz,
                       int sp,int lm);

#endif // DFT_PW_NLPOT_H