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+++ b/liboctave/oct-spparms.cc
@@ -0,0 +1,122 @@
+/*
+
+Copyright (C) 2004 David Bateman
+Copyright (C) 1998-2004 Andy Adler
+
+Octave 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, or (at your option) any
+later version.
+
+Octave 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 this program; see the file COPYING.  If not, write to the Free
+Software Foundation, 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
+
+*/
+
+#include "config.h"
+#include "lo-ieee.h"
+
+#include "oct-spparms.h"
+
+SparseParams Voctave_sparse_controls;
+
+void
+SparseParams::defaults (void)
+{
+  Voctave_sparse_controls (0) = 0;    // spumoni
+  Voctave_sparse_controls (1) = 1;    // ths_rel
+  Voctave_sparse_controls (2) = 1;    // ths_abs
+  Voctave_sparse_controls (3) = 0;    // exact_d
+  Voctave_sparse_controls (4) = 3;    // supernd
+  Voctave_sparse_controls (5) = 3;    // rreduce
+  Voctave_sparse_controls (6) = 0.5;  // wh_frac
+  Voctave_sparse_controls (7) = 1;    // autommd
+  Voctave_sparse_controls (8) = 1;    // autoamd
+  Voctave_sparse_controls (9) = 0.1;  // piv_tol
+  Voctave_sparse_controls (10) = 0.5; // bandden
+  Voctave_sparse_controls (11) = 1;   // umfpack
+}
+
+void
+SparseParams::tight (void)
+{
+  Voctave_sparse_controls (0) = 0;    // spumoni
+  Voctave_sparse_controls (1) = 1;    // ths_rel
+  Voctave_sparse_controls (2) = 0;    // ths_abs
+  Voctave_sparse_controls (3) = 1;    // exact_d
+  Voctave_sparse_controls (4) = 1;    // supernd
+  Voctave_sparse_controls (5) = 1;    // rreduce
+  Voctave_sparse_controls (6) = 0.5;  // wh_frac
+  Voctave_sparse_controls (7) = 1;    // autommd
+  Voctave_sparse_controls (8) = 1;    // autoamd
+  Voctave_sparse_controls (9) = 0.1;  // piv_tol
+  Voctave_sparse_controls (10) = 0.5; // bandden
+  Voctave_sparse_controls (11) = 1;   // umfpack
+}
+  
+void
+SparseParams::init_keys (void)
+{
+  keys (0) = "spumoni";
+  keys (1) = "ths_rel";
+  keys (2) = "ths_abs";
+  keys (3) = "exact_d";
+  keys (4) = "supernd";
+  keys (5) = "rreduce";
+  keys (6) = "wh_frac";
+  keys (7) = "autommd";
+  keys (8) = "autoamd";
+  keys (9) = "piv_tol";
+  keys (10) = "bandden";
+  keys (11) = "umfpack";
+}
+
+SparseParams& 
+SparseParams::operator = (const SparseParams& a)
+{
+  for (int i = 0; i < OCTAVE_SPARSE_CONTROLS_SIZE; i++)
+    params (i) = a.params (i);
+
+  return *this;
+}
+
+bool
+SparseParams::set_key (const std::string key, const double& val)
+{
+  for (int i = 0; i < OCTAVE_SPARSE_CONTROLS_SIZE; i++)
+    if (keys (i) == key)
+      {
+	params(i) = val;
+	return true;
+      }
+  return false;
+}
+
+double
+SparseParams::get_key (const std::string key)
+{
+  for (int i = 0; i < OCTAVE_SPARSE_CONTROLS_SIZE; i++)
+    if (keys (i) == key)
+	return params(i);
+
+  return octave_NaN;
+}
+
+void
+SparseParams::print_info (std::ostream& os, const std::string& prefix) const
+{
+  for (int i = 0; i < OCTAVE_SPARSE_CONTROLS_SIZE; i++)
+    os << prefix << keys(i) << ": " << params(i) << "\n";
+}
+
+/*
+;;; Local Variables: ***
+;;; mode: C++ ***
+;;; End: ***
+*/