1 files changed, 138 insertions, 0 deletions
diff --git a/sci-libs/libspatialindex/svn/trunk/regressiontest/tprtree/RandomGenerator.h b/sci-libs/libspatialindex/svn/trunk/regressiontest/tprtree/RandomGenerator.h
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+// Spatial Index Library
+//
+// Copyright (C) 2002 Navel Ltd.
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Lesser General Public
+// License as published by the Free Software Foundation; either
+// version 2.1 of the License, 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 GNU
+// Lesser General Public License for more details.
+//
+// You should have received a copy of the GNU Lesser 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
+//
+//  Email:
+//    mhadji@gmail.com
+
+#ifndef _random_generator_h
+#define _random_generator_h
+
+#include <assert.h>
+#include <stdlib.h>
+#include <stdio.h>
+#include <time.h>
+#include <errno.h>
+#include <math.h>
+
+#include <string>
+#include <iostream>
+#include <fstream>
+#include <cmath>
+#include <sstream>
+#include <vector>
+#include <map>
+#include <set>
+#include <stack>
+
+#include <tools/Tools.h>
+
+using namespace std;
+
+#define DELETE 0
+#define INSERT 1
+#define QUERY 2
+
+#define UNIFORM 1
+
+class RandomGenerator
+{
+public:
+	RandomGenerator(int ds, int sl, int mui, double a)
+		: m_datasetSize(ds),
+		m_simulationLength(sl),
+		m_initialDistribution(UNIFORM),
+		m_maximumUpdateInterval(mui),
+		m_queriesPerTimeInstant(5),
+		m_minQueryExtent(5),
+		m_maxQueryExtent(10),
+		m_horizon(20),
+		m_maxQueryInterval(10),
+		m_minQueryInterval(2),
+		m_agility(a),
+		m_minSpeed(0.25), // 15 miles/hour = 0.25 miles/minute
+		m_maxSpeed(1.66), // 100 miles/hour = 1.66 miles/minute
+		m_speedMean(0.5), // 30 miles/hour = 0.5 miles/minute
+		m_speedStandardDeviation(0.33), // 20 miles/hour = 0.33 miles/minute
+		m_maxX(100.0),
+		m_maxY(100.0),
+		m_updateArray(0)
+	{
+		m_updateArray = new set<int>[m_simulationLength];
+	}
+
+	virtual ~RandomGenerator()
+	{
+		for (map<int, MyMovingObject*>::iterator it = m_dataset.begin(); it != m_dataset.end(); it++)
+		{
+			delete (*it).second;
+		}
+		delete[] m_updateArray;
+	}
+
+	class MyMovingObject
+	{
+	public:
+		double getX(int t)
+		{
+			return m_sx + m_vx * (t - m_st);
+		}
+
+		double getY(int t)
+		{
+			return m_sy + m_vy * (t - m_st);
+		}
+
+	public:
+		int m_id;
+  		int m_st;
+  		int m_kt;
+		double m_sx, m_sy;
+		double m_vx, m_vy;
+		bool m_outOfBounds;
+	};
+
+	virtual void generate();
+	MyMovingObject* createObject(int id, int st, double xmin, double xmax, double ymin, double ymax);
+	MyMovingObject* createObject(int id, int st, double x, double y);
+	double generateSpeed();
+
+public:
+	int m_datasetSize;
+	int m_simulationLength;
+	int m_initialDistribution;
+	int m_maximumUpdateInterval;
+	int m_queriesPerTimeInstant;
+	double m_minQueryExtent;
+	double m_maxQueryExtent;
+	int m_horizon;
+	int m_maxQueryInterval;
+	int m_minQueryInterval;
+	double m_agility;
+	double m_minSpeed;
+	double m_maxSpeed;
+	double m_speedMean;
+	double m_speedStandardDeviation;
+	double m_maxX;
+	double m_maxY;
+
+	map<int, MyMovingObject*> m_dataset;
+	set<int>* m_updateArray;
+	Tools::Random m_random;
+};
+
+#endif