int[]unfold_index=null;// index for each element of idct(2nx2n)
int[]unfold_index=null;// index for each element of idct(2nx2n)
double[][]unfold_k=null;// First index - mode: 0 - CC 1: SC, 2: CS, 3: SS. Other indices matching unfold_index items. Each is a product of 2 window coefficients and sign
double[][]unfold_k=null;// First index - mode: 0 - CC 1: SC, 2: CS, 3: SS. Other indices matching unfold_index items. Each is a product of 2 window coefficients and sign
publicint[][]getFoldIndex(){
returnfold_index;
}
publicint[]getUnfoldIndex(){
returnunfold_index;
}
publicdouble[][][]getFoldK(){
returnfold_k;
}
publicDttRad2(intmaxN){// n - maximal
publicDttRad2(intmaxN){// n - maximal
setup_arrays(maxN);// always setup arrays for fast calculations
setup_arrays(maxN);// always setup arrays for fast calculations