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Show/hide line numbers IIR_filter.h Source File

IIR_filter.h

00001 class IIR_filter{
00002      public:
00003      
00004         IIR_filter(float T, float Ts);
00005         IIR_filter(float T, float Ts, float K);
00006         IIR_filter(float w0, float D, float Ts, float K);
00007         IIR_filter(float *b, float *a, int nb_, int na_);
00008                     
00009         float operator()(float u){
00010             return filter((double)u);
00011          }
00012         virtual     ~IIR_filter();
00013         void        reset(float);
00014         float       filter(double);
00015     
00016     private:
00017 
00018         unsigned int nb;
00019         unsigned int na;
00020         double *B;
00021         double *A;
00022         double *uk;
00023         double *yk;
00024         double K;
00025 };
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