sparsity.h

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// Sparsity structure computation -*- C++ -*-

// $Id: sparsity.h 755 2008-10-26 23:57:25Z herman $
// Copyright (C) 2001-2008 Hermann Schichl, Mihaly Csaba Markot
//
// This file is a COCONUT inference engine.  This library
// is free software; you can redistribute it and/or modify it under the
// terms of the Library GNU General Public License as published by the
// Free Software Foundation; either version 2, or (at your option)
// any later version.

// This library 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
// Library GNU General Public License for more details.

// As a special exception, you may use this file as part of a free software
// library without restriction.  Specifically, if other files instantiate
// templates or use macros or inline functions from this file, or you compile
// this file and link it with other files to produce an executable, this
// file does not by itself cause the resulting executable to be covered by
// the Library GNU General Public License.  This exception does not however
// invalidate any other reasons why the executable file might be covered by
// the Library GNU General Public License.

#ifndef _SPARSITY_H_
#define _SPARSITY_H_

#include <model.h>

namespace coco {


typedef enum {
  full_indexing=0,
  row_wise_indexing=1,
  column_wise_indexing=2
} sp_indexing;


void sparsity(const model& DAG, std::vector<unsigned int>& H_ridx,
              std::vector<unsigned int>& H_cidx,
              std::vector<unsigned int>& J_funidx,
              std::vector<unsigned int>& J_varidx,
              bool J_with_obj, bool J_obj_is_first, bool org_only,
              bool H_upper_only, sp_indexing indexing, bool fun_one_based,
              bool var_one_based);


void sparsity(const model& DAG, std::vector<unsigned int>& H_ridx,
              std::vector<unsigned int>& H_cidx, bool org_only,
              bool H_upper_only, sp_indexing indexing, bool var_one_based);


void sparsity(const model& DAG, std::vector<unsigned int>& J_funidx,
              std::vector<unsigned int>& J_varidx, bool J_with_obj,
              bool J_obj_is_first, bool org_only, sp_indexing indexing,
              bool fun_one_based, bool var_one_based);



void sparsity(const model& DAG, unsigned int &nnz_H, unsigned int*& H_ridx,
              unsigned int*& H_cidx, unsigned int &nnz_J, 
              unsigned int*& J_funidx, unsigned int*& J_varidx, bool J_with_obj,
              bool J_obj_is_first, bool org_only, bool H_upper_only,
              sp_indexing indexing, bool fun_one_based, bool var_one_based);
void sparsity(const model& DAG, int& nnz_H, int*& H_ridx, int*& H_cidx,
              int &nnz_J, int*& J_funidx, int*& J_varidx, bool J_with_obj,
              bool J_obj_is_first, bool org_only, bool H_upper_only,
              sp_indexing indexing, bool fun_one_based, bool var_one_based);



void sparsity(const model& DAG, unsigned int &nnz_H,
              unsigned int *&H_ridx, unsigned int *&H_cidx,
              bool org_only, bool H_upper_only, sp_indexing indexing,
              bool var_one_based);
void sparsity(const model& DAG, int &nnz_H, int *&H_ridx, int *&H_cidx,
              bool org_only, bool H_upper_only, sp_indexing indexing,
              bool var_one_based);



void sparsity(const model& DAG, unsigned int& nnz_J,
              unsigned int *&J_funidx, unsigned int *&J_varidx,
              bool J_with_obj, bool J_obj_is_first, bool org_only,
              sp_indexing indexing, bool fun_one_based, bool var_one_based);
void sparsity(const model& DAG, int &nnz_J, int *&J_funidx, int *&J_varidx,
              bool J_with_obj, bool J_obj_is_first, bool org_only,
              sp_indexing indexing, bool fun_one_based, bool var_one_based);

} // namespace coco

#endif /* _SPARSITY_H_ */

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