Kc calculation seems to work. Performance issues persists.

Samo Penic

2014-04-24 9f2ad693eae7abbd0b4f93db9a76caecf79a759a

Kc calculation seems to work. Performance issues persists.

 src/shcomplex.c

@@ -131,29 +131,31 @@


ts_double calculateKc(ts_vesicle *vesicle){

    ts_int i,j;
    ts_int min=4;
    ts_int max=vesicle->sphHarmonics->l-6;
    ts_long i,j;
    ts_double retval, bval;
    gsl_matrix *A=gsl_matrix_alloc(vesicle->sphHarmonics->l-1,2);
    gsl_matrix *A=gsl_matrix_alloc(max-min,2);
    gsl_vector *tau=gsl_vector_alloc(2);
    gsl_vector *b=gsl_vector_alloc(vesicle->sphHarmonics->l-1);
    gsl_vector *b=gsl_vector_alloc(max-min);
    gsl_vector *x=gsl_vector_alloc(2);
    gsl_vector *res=gsl_vector_alloc(vesicle->sphHarmonics->l-1);
    gsl_vector *res=gsl_vector_alloc(max-min);

    //solving (A^T*A)*x=A^T*b
    //fill the data for matrix A and vector b
    for(i=1;i<vesicle->sphHarmonics->l;i++){
            gsl_matrix_set(A, i-1,0,(ts_double)((i-1)*(i+2)));
            gsl_matrix_set(A, i-1,1,(ts_double)((i-1)*(i+2)*(i+1)*i));

            bval=0;
    for(i=min;i<max;i++){
            gsl_matrix_set(A, i-min,0,(ts_double)((i-1)*(i+2)));
            gsl_matrix_set(A, i-min,1,(ts_double)((i-1)*(i+2)*(i+1)*i));
            fprintf(stderr,"%e %e\n", gsl_matrix_get(A,i-min,0), gsl_matrix_get(A,i-min,1));
            bval=0.0;
            //average for m from 0..l (only positive m's)
            for(j=0;j<i;j++){
            for(j=0;j<=i;j++){
                bval+=vesicle->sphHarmonics->sumUlm2[i][(j+i)];
            }
                bval=bval/(ts_double)vesicle->sphHarmonics->N/(ts_double)i;
                bval=bval/(ts_double)vesicle->sphHarmonics->N/(ts_double)(i+1);

            gsl_vector_set(b,i-1,1.0/bval);
            gsl_vector_set(b,i-min,1.0/bval);
            fprintf(stderr,"%e\n", 1.0/gsl_vector_get(b,i-min));
    }
//    fprintf(stderr,"b[2]=%e\n",gsl_vector_get(b,1));
    gsl_linalg_QR_decomp(A,tau);