1 /****************************************************************************
2 * MeshLab                                                           o o     *
3 * A versatile mesh processing toolbox                             o     o   *
4 *                                                                _   O  _   *
5 * Copyright(C) 2005                                                \/)\/    *
6 * Visual Computing Lab                                            /\/|      *
7 * ISTI - Italian National Research Council                           |      *
8 *                                                                    \      *
9 * All rights reserved.                                                      *
10 *                                                                           *
11 * This program is free software; you can redistribute it and/or modify      *
12 * it under the terms of the GNU General Public License as published by      *
13 * the Free Software Foundation; either version 2 of the License, or         *
14 * (at your option) any later version.                                       *
15 *                                                                           *
16 * This program is distributed in the hope that it will be useful,           *
17 * but WITHOUT ANY WARRANTY; without even the implied warranty of            *
18 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the             *
19 * GNU General Public License (http://www.gnu.org/licenses/gpl.txt)          *
20 * for more details.                                                         *
21 *                                                                           *
22 ****************************************************************************/
23 
24 #ifndef __UTILS_WATERMARKPLUGIN_H
25 #define __UTILS_WATERMARKPLUGIN_H
26 
27 #define RANGE_MARCHIO			 1.0		// I valori della TabellaMarchio vanno da -RANGE_MARCHIO a +RANGE_MARCHIO (distribuiti UNIFORMEMENTE)
28 #define RAD_TO_DEG		57.295779513082320876798154814105		// Radianti*RAD_TO_DEG = Gradi
29 #define DEG_TO_RAD		0.017453292519943295769236907684886		// Gradi*DEG_TO_RAD = Radianti
30 #define PHIEXCLUSION_DEGREE		8.0		// Esclude dalla marchiature le coordinate polari con phi troppo vicine a 180.0 o a 0.0
31 
32 #include "qstring.h"
33 #include "math.h"
34 #include <vector>
35 
36 class utilsWatermark
37 {
38 public:
utilsWatermark(void)39   utilsWatermark(void){}
~utilsWatermark(void)40   ~utilsWatermark(void){}
41   static unsigned int ComputeSeed(QString string_code);
42   static std::vector< std::vector<double> > CreateWatermarkTable(unsigned int seed);
43   static void sph2cartesian(double R, double theta, double phi, float &x, float &y, float &z);
44   static void cartesian2sph(double x, double y, double z, double &R, double &theta, double &phi);
45   static double round(double x);
46   static double thresholdRo(double muRhoH0, double varRhoH0,
47                             double muRhoH1, double varRhoH1,
48                             double Pf, double &Pm);
49 };
50 
51 #endif
52