Impala Documentation

static void Impala::Core::Array::FillPoleCoef	(	int	nn,
		complex *	pp,
		int	order
	)			`[inline, static]`
Definition at line 97 of file MakeGaussIIR1d.h.
References Impala::Core::Array::complex::im, and Impala::Core::Array::complex::re.
Referenced by MakeGaussIIR1d().
00098 {
00099 
00100    /*
00101     * Store order of recursive filters in pp[0]
00102     */
00103    pp[0].re = (double) nn; pp[0].im =  0.0;
00104 
00105       switch (nn)
00106       {
00107          case 5:
00108             switch (order)
00109             {
00110                case 2:
00111                   pp[1].re =  0.70381; pp[1].im =  1.38271;
00112                   pp[2].re =  0.70381; pp[2].im = -1.38271;
00113                   pp[3].re =  1.42239; pp[3].im =  0.77978;
00114                   pp[4].re =  1.42239; pp[4].im = -0.77978;
00115                   pp[5].re =  1.69319; pp[5].im =  0.0;
00116                   break;
00117 
00118                case 1:
00119                   pp[1].re =  0.70237; pp[1].im =  1.38717;
00120                   pp[2].re =  0.70237; pp[2].im = -1.38717;
00121                   pp[3].re =  1.43280; pp[3].im =  0.77903;
00122                   pp[4].re =  1.43280; pp[4].im = -0.77903;
00123                   pp[5].re =  1.70346; pp[5].im =  0.0;
00124                   break;
00125 
00126                case 0:
00127                default:
00128                   pp[1].re =  0.85991; pp[1].im =  1.45235;
00129                   pp[2].re =  0.85991; pp[2].im = -1.45235;
00130                   pp[3].re =  1.60953; pp[3].im =  0.83009;
00131                   pp[4].re =  1.60953; pp[4].im = -0.83009;
00132                   pp[5].re =  1.87040; pp[5].im =  0.0;
00133                   break;
00134             }
00135             break;
00136 
00137          case 4:
00138             switch (order)
00139             {
00140                case 2:
00141                   pp[1].re =  0.94576; pp[1].im =  1.21364;
00142                   pp[2].re =  0.94576; pp[2].im = -1.21364;
00143                   pp[3].re =  1.59892; pp[3].im =  0.42668;
00144                   pp[4].re =  1.59892; pp[4].im = -0.42668;
00145                   break;
00146 
00147                case 1:
00148                   pp[1].re =  1.04198; pp[1].im =  1.25046;
00149                   pp[2].re =  1.04198; pp[2].im = -1.25046;
00150                   pp[3].re =  1.69337; pp[3].im =  0.45006;
00151                   pp[4].re =  1.69337; pp[4].im = -0.45006;
00152                   break;
00153 
00154                case 0:
00155                default:
00156                   pp[1].re =  1.13231; pp[1].im =  1.28122;
00157                   pp[2].re =  1.13231; pp[2].im = -1.28122;
00158                   pp[3].re =  1.78532; pp[3].im =  0.46766;
00159                   pp[4].re =  1.78532; pp[4].im = -0.46766;
00160                   break;
00161             }
00162             break;
00163 
00164          case 3:
00165             switch (order)
00166             {
00167                case 2:
00168                   pp[1].re =  1.21969; pp[1].im =  0.91724;
00169                   pp[2].re =  1.21969; pp[2].im = -0.91724;
00170                   pp[3].re =  1.69485; pp[3].im =  0.0;
00171                   break;
00172 
00173                case 1:
00174                   pp[1].re =  1.32094; pp[1].im =  0.97057;
00175                   pp[2].re =  1.32094; pp[2].im = -0.97057;
00176                   pp[3].re =  1.77635; pp[3].im =  0.0;
00177                   break;
00178 
00179                case 0:
00180                default:
00181                   pp[1].re =  1.41650; pp[1].im =  1.00829;
00182                   pp[2].re =  1.41650; pp[2].im = -1.00829;
00183                   pp[3].re =  1.86131; pp[3].im =  0.0;
00184                   break;
00185             }
00186             break;
00187 
00188          case 2:
00189             pp[1].re =  1.69580; pp[1].im =  0.59955;
00190             pp[2].re =  1.69580; pp[2].im = -0.59955;
00191             break;
00192 
00193          case 1:
00194             pp[1].re =  2.00000; pp[1].im =  0.00000;
00195             break;
00196 
00197          default:
00198             break;
00199       }
00200     return;
00201 }