/vol/vipdata/irtk/geometry++/include/irtkScalarGaussian.h
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00013 #ifndef _IRTKSCALARGAUSSIAN_H
00014
00015 #define _IRTKSCALARGAUSSIAN_H
00016
00023 class irtkScalarGaussian : public irtkScalarFunction
00024 {
00025
00026 protected:
00027
00029 double _Sigma_x;
00030
00032 double _Sigma_y;
00033
00035 double _Sigma_z;
00036
00038 double _X_0;
00039
00041 double _Y_0;
00042
00044 double _Z_0;
00045
00047 double _Norm;
00048
00049 public:
00050
00051
00052
00053
00054
00056 irtkScalarGaussian();
00057
00059 irtkScalarGaussian(double sigma);
00060
00062 irtkScalarGaussian(double sigma, double x_0, double y_0, double z_0);
00063
00065 irtkScalarGaussian(double sigma_x, double sigma_y, double sigma_z,
00066 double x_0, double y_0, double z_0);
00067
00069 virtual ~irtkScalarGaussian();
00070
00072 virtual double Evaluate(double, double, double);
00073 };
00074
00075 #endif