// Written by Curtis Olson, started April 1998.
//
-// Copyright (C) 1998 Curtis L. Olson - curt@me.umn.edu
+// Copyright (C) 1998 Curtis L. Olson - http://www.flightgear.org/~curt
//
// This library is free software; you can redistribute it and/or
// modify it under the terms of the GNU Library General Public
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
// Library General Public License for more details.
//
-// You should have received a copy of the GNU Library General Public
-// License along with this library; if not, write to the
-// Free Software Foundation, Inc., 59 Temple Place - Suite 330,
-// Boston, MA 02111-1307, USA.
+// You should have received a copy of the GNU General Public License
+// along with this program; if not, write to the Free Software
+// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
//
// $Id$
#define _INTERPOLATER_H
-#ifndef __cplusplus
+#ifndef __cplusplus
# error This library requires C++
-#endif
+#endif
#include <simgear/compiler.h>
-#include <vector>
-SG_USING_STD(vector);
+#include "simgear/structure/SGReferenced.hxx"
+
+#include <map>
#include STL_STRING
SG_USING_STD(string);
+class SGPropertyNode;
/**
* A class that provids a simple linear 2d interpolation lookup table.
* independant variable must be strictly ascending. The dependent
* variable can be anything.
*/
-class SGInterpTable {
-
- struct Entry
- {
- Entry ()
- : ind(0.0L), dep(0.0L) {}
- Entry (double independent, double dependent)
- : ind(independent), dep(dependent) {}
- double ind;
- double dep;
- };
-
- int size;
- vector<Entry> table;
-
+class SGInterpTable : public SGReferenced {
public:
/**
*/
SGInterpTable();
+ /**
+ * Constructor. Loads the interpolation table from an interpolation
+ * property node.
+ * @param interpolation property node having entry children
+ */
+ SGInterpTable(const SGPropertyNode* interpolation);
+
/**
* Constructor. Loads the interpolation table from the specified file.
* @param file name of interpolation file
/** Destructor */
~SGInterpTable();
+
+private:
+ typedef std::map<double, double> Table;
+ Table _table;
};