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00029 #ifndef SMOOTHFILTER_H
00030 #define SMOOTHFILTER_H
00031
00032 #include "Filter.h"
00033
00034 class SmoothFilter : public Filter
00035 {
00036 Q_OBJECT
00037
00038 public:
00039 SmoothFilter(ApplicationWindow *parent, Graph *g, const QString& curveTitle, int m = 3);
00040 SmoothFilter(ApplicationWindow *parent, Graph *g, const QString& curveTitle, double start, double end, int m = 3);
00041 SmoothFilter(ApplicationWindow *parent, Table *t, const QString& xCol, const QString& yCol, int start = 0, int end = -1, int m = 3);
00042
00043 enum SmoothMethod{SavitzkyGolay = 1, FFT = 2, Average = 3};
00044
00045 int method(){return (int)d_method;};
00046 void setMethod(int m);
00047
00048 void setSmoothPoints(int points, int left_points = 0);
00050 void setPolynomOrder(int order);
00051
00052 private:
00053 void init(int m);
00054 void calculateOutputData(double *x, double *y);
00055 void smoothFFT(double *x, double *y);
00056 void smoothAverage(double *x, double *y);
00057 void smoothSavGol(double *x, double *y);
00058
00060 SmoothMethod d_method;
00061
00063 int d_smooth_points;
00064
00066 int d_sav_gol_points;
00067
00069 int d_polynom_order;
00070 };
00071
00072 #endif