void VU_mprintgram_f(vsip_mview_f* M,char* fname)
{ vsip_length RL = vsip_mgetrowlength_f(M);
vsip_length CL = vsip_mgetcollength_f(M);
FILE *of = fopen(fname,"w");
vsip_length row,col;
for(row = 0; row<CL; row++)
for(col=0; col<RL; col++)
fprintf(of,"%ld %ld %3.0f\n",
row,col,vsip_mget_f(M,row,col));
fclose(of);
return;
}
PyObject *mcopyToListByCol_f(vsip_mview_f *v){
vsip_length M = vsip_mgetcollength_f(v);
vsip_length N = vsip_mgetrowlength_f(v);
PyObject *retval = PyList_New(M);
vsip_index i,j;
for(j=0; j<N; j++){
PyObject *col = PyList_New(M);
for(i=0; i<M; i++){
double x = (double)vsip_mget_f(v,i,j);
PyList_SetItem(col,i,PyFloat_FromDouble(x));
}
PyList_SetItem(retval,j,col);
}
return retval;
}
void VU_mprint_f(vsip_mview_f *X)
{
vsip_length RL = vsip_mgetrowlength_f(X);
vsip_length CL = vsip_mgetcollength_f(X);
vsip_length row,col;
vsip_scalar_f x;
printf("[\n");
for(row=0; row<CL; row++) {
for(col=0; col<RL; col++) {
x=vsip_mget_f(X,row,col);
printf("%6.4f %s",x,((col==(RL-1)) ? ";" : " "));
}
printf("\n");
}
printf("];\n");
return;
}
int main(){vsip_init((void*)0);
{
int i,j;
vsip_vview_f* a = vsip_vcreate_f(M,0);
vsip_vview_f* b = vsip_vcreate_f(N,0);
vsip_mview_f* r = vsip_mcreate_f(
vsip_vgetlength_f(a),
vsip_vgetlength_f(b),
VSIP_ROW,0);
vsip_vramp_f(1.0, 1.0 , b);
vsip_vramp_f(1.0, -2.0/(double)(N-1), a);
vsip_vouter_f(1,a, b, r);
printf("a = [\n");
for(i=0; i<vsip_vgetlength_f(a); i++)
printf("%6.3f%s\n", vsip_vget_f(a,i),
(i == vsip_vgetlength_f(a) -1) ? "":";");
printf("]\n");
printf("b = [\n");
for(i=0; i<vsip_vgetlength_f(b); i++)
printf("%6.3f%s\n", vsip_vget_f(b,i),
(i == vsip_vgetlength_f(a) -1) ? "":";");
printf("]\n");
printf("\na * b' = \n");
for(i=0; i<vsip_vgetlength_f(a); i++){
for(j=0; j<vsip_vgetlength_f(b); j++)
printf("%6.3f ",vsip_mget_f(r,i,j));
printf("\n");
}
printf("]\n");
/*destroy the vector views and any associated blocks*/
vsip_valldestroy_f(b);
vsip_valldestroy_f(a);
vsip_malldestroy_f(r);
} vsip_finalize((void*)0); return 0;
}
int main(){vsip_init((void*)0);
{
int solretval=0;
vsip_scalar_vi i,j;
vsip_mview_f *A = vsip_mcreate_f(M, N,VSIP_COL,0);
vsip_mview_f *X = vsip_mcreate_f(M,NB,VSIP_ROW,0);
/* Nullify the data-space */
for (i=0; i < vsip_mgetcollength_f(A); i++)
for(j=0; j < vsip_mgetrowlength_f(A); j++)
vsip_mput_f(A,i,j,(double)0);
for (i=0; i < vsip_mgetcollength_f(X); i++)
for(j=0; j < vsip_mgetrowlength_f(X); j++)
vsip_mput_f(X,i,j,(double)0);
/* Initialise matrix A */
for (i=0; i<M; i++)
for (j = 0; j < N; j++)
if(i == j)
vsip_mput_f(A,i,j, (double)(M+1));
else
vsip_mput_f(A,i,j, -1.0);
{ /* store data */
/* vsip_mput_f(A,0,0,1); vsip_mput_f(A,0,1,2); vsip_mput_f(A,0,2,1); */
/* vsip_mput_f(A,1,0,3); vsip_mput_f(A,1,1,-1); vsip_mput_f(A,1,2,0); */
/* vsip_mput_f(A,2,0,2); vsip_mput_f(A,2,1,1); vsip_mput_f(A,2,2,-1); */
/* vsip_mput_f(A,3,0,1); vsip_mput_f(A,3,1,2); vsip_mput_f(A,3,2,2); */
/* vsip_mput_f(X,0,0,1); */
/* vsip_mput_f(X,1,0,2); */
/* vsip_mput_f(X,2,0,2); */
/* vsip_mput_f(X,3,0,1); */
}
{int i,j;
printf("matrix\n A = [\n");
for(i=0; i<M; i++)
{
for(j=0; j< N; j++)
printf("%9.2f%s",vsip_mget_f(A,i,j),(j == N-1) ? "":",");
(i==M-1) ? printf(";]\n") : printf(";\n") ;
}
}
{ int j, k;
vsip_vview_f *y = NULL;
vsip_vview_f *x;
vsip_length L = NB;
vsip_length p = M;
for(k=0; k<L; k++)
{
x = vsip_mcolview_f(X,k);
for (j=0; j<p; j++)
{
y = vsip_mrowview_f(A,j);
vsip_vput_f(x,j,(double)(k+1)*(vsip_vsumval_f(y)));
/* vsip_vput_f(x,j,(vsip_vsumval_f(y)));*/
vsip_vdestroy_f(y);
}
vsip_vdestroy_f(x);
}
}
{int i,j;
printf("rhs matrix\n B = [\n");
for(i=0; i<NN; i++)
{
for(j=0; j<NB; j++)
printf("%9.2f%s",vsip_mget_f(X,i,j),(j == NB-1) ? "":",");
(i==NN-1) ? printf(";]\n") : printf(";\n") ;
}
}
{vsip_qr_f* qrAop = vsip_qrd_create_f(M,N, QOPT);
if(qrAop == NULL) exit(1);
{int i,j;
if(QOPT == VSIP_QRD_SAVEQ1)
{
printf("qrd returns %i\n",vsip_qrd_f(qrAop,A));
printf("matrix A after factorisation: skinny Q explicitly\n Q1 = [\n");
for(i= 0; i< M ; i++)
{
for(j=0; j< N; j++)
printf("%8.4f %s",vsip_mget_f(A,i,j),(j == N-1) ? "":",");
(i == M - 1) ? printf("]\n") : printf(";\n");
}
} else if(QOPT == VSIP_QRD_SAVEQ || QOPT == VSIP_QRD_NOSAVEQ)
{
printf("qrd returns %i\n",vsip_qrd_f(qrAop,A));
printf("matrix A after fact.: R and ");
(QOPT == VSIP_QRD_SAVEQ) ? printf("full Q implicitly\n Q/R = [\n") :
printf("Q not saved -- ignore LT portion. \n R = [\n");
for(i= 0; i<M ; i++)
{
for(j=0; j< N; j++)
printf("%9.5f %s",vsip_mget_f(A,i,j),(j == N-1) ? "":",");
(i == M - 1) ? printf("]\n") : printf(";\n");
}
}
}
if( QPROB == VSIP_LLS)
{
if (QOPT == VSIP_QRD_SAVEQ1 || QOPT == VSIP_QRD_SAVEQ)
{
if((solretval=vsip_qrsol_f(qrAop, QPROB, X)))
{
printf("Warning -- Least Squares soln returns %i -- Check\n",
solretval);
printf("Upper triang. mat. R, possibly singular\n");
}
else
printf("Least Squares soln returns %i\n", solretval);
}
else
{
printf("Least Squares systems cannot be solved by the NOSAVEQ option --exiting\n");
exit(1);
}
}
else
{
if((solretval=vsip_qrsol_f(qrAop,QPROB, X)))
{
printf("Warning -- Covariance soln returns %i -- Check\n",solretval);
printf("Upper triang. mat. R, possibly singular\n");
}
else
printf("Covariance soln returns %i\n",solretval);
}
vsip_qrd_destroy_f(qrAop);
}
{int i,j;
printf("Soln Matrix\n");
for(i=0; i<N; i++)
{
for(j=0; j<NB; j++)
printf("%9.5f%s",vsip_mget_f(X,i,j),(j == NB-1) ? "":",");
printf(";\n");
}
}
vsip_malldestroy_f(X);
vsip_malldestroy_f(A);
} vsip_finalize((void*)0); return 1;
}
int main(){vsip_init((void*)0);
{ int i,j; /* counters */
vsip_vview_f *windowt = vsip_vcreate_hanning_f(Ns,0);
vsip_vview_f *windowp = vsip_vcreate_hanning_f(Mp,0);
vsip_vview_f *kernel =
vsip_vcreate_kaiser_f(Nfilter,kaiser,0);
vsip_fir_f *fir = vsip_fir_create_f(kernel,
VSIP_NONSYM,2 * Nn,2,VSIP_STATE_SAVE,0,0);
vsip_vview_f *t =vsip_vcreate_f(Ns,0); /*time vector*/
vsip_vview_f *noise[Nnoise];
vsip_vview_f *nv = vsip_vcreate_f(2 * Nn,0);
vsip_vview_f *tt = vsip_vcreate_f(Ns,0);
vsip_mview_f *data = vsip_mcreate_f(Mp,Ns,VSIP_ROW,0),
*rmview;
vsip_vview_f *data_v, *gram_v;
vsip_cvview_f *gram_data_v;
vsip_cmview_f *gram_data =
vsip_cmcreate_f(Mp,Ns/2 + 1,VSIP_COL,0);
vsip_mview_f *gram =
vsip_mcreate_f(Mp,Ns/2 + 1,VSIP_ROW,0);
vsip_mview_f *Xim =
vsip_mcreate_f(Mp,Mp+1,VSIP_ROW,0);
vsip_scalar_f alpha = (D * Fs) / c;
vsip_vview_f *m = vsip_vcreate_f(Mp,0);
vsip_vview_f *Xi = vsip_vcreate_f(Mp + 1,0);
vsip_randstate *state =
vsip_randcreate(15,1,1,VSIP_PRNG);
vsip_scalar_f w0 = 2 * M_PI * F0/Fs;
vsip_scalar_f w1 = 2 * M_PI * F1/Fs;
vsip_scalar_f w2 = 2 * M_PI * F2/Fs;
vsip_scalar_f w3 = 2 * M_PI * F3/Fs;
vsip_scalar_f cnst1 = M_PI/Nnoise;
vsip_offset offset0 = (vsip_offset)(alpha * Mp + 1);
vsip_fftm_f *rcfftmop_obj = /* time fft */
vsip_rcfftmop_create_f(Mp,Ns,1,VSIP_ROW,0,0);
vsip_fftm_f *ccfftmip_obj =
vsip_ccfftmip_create_f(Mp,Ns/2 +
1,VSIP_FFT_FWD,1,VSIP_COL,0,0);
vsip_vramp_f(0,1,m);
vsip_vramp_f(0,M_PI/Mp,Xi);
vsip_vcos_f(Xi,Xi);
vsip_vouter_f(alpha,m,Xi,Xim);
{ vsip_vview_f *gram_v = vsip_mrowview_f(gram,0);
vsip_vputlength_f(gram_v,Mp*(Ns/2 + 1));
vsip_vfill_f(0,gram_v);
vsip_vdestroy_f(gram_v);
}
for(j=0; j<Nnoise; j++){
noise[j] = vsip_vcreate_f(Nn,0);
vsip_vrandn_f(state,nv);
vsip_firflt_f(fir,nv,noise[j]);
vsip_svmul_f(12.0/(Nnoise),noise[j],noise[j]);
vsip_vputlength_f(noise[j],Ns);
}
vsip_vramp_f(0,1.0,t); /* time vector */
for(i=0; i<Mp; i++){
vsip_scalar_f Xim_val = vsip_mget_f(Xim,i,Theta_o);
data_v = vsip_mrowview_f(data,i);
vsip_vsmsa_f(t,w0,-w0 * Xim_val,tt);
vsip_vcos_f(tt,data_v); /*F0 time series */
vsip_vsmsa_f(t,w1,-w1 * Xim_val,tt);
vsip_vcos_f(tt,tt); /*F1 time series */
vsip_vadd_f(tt,data_v,data_v);
vsip_vsmsa_f(t,w2,-w2 * Xim_val,tt);
vsip_vcos_f(tt,tt); /*F2 time series */
vsip_vadd_f(tt,data_v,data_v);
vsip_vsmsa_f(t,w3,-w3 * Xim_val,tt);
vsip_vcos_f(tt,tt); /*F3 time series */
vsip_svmul_f(3.0,tt,tt); /* scale by 3.0 */
vsip_vadd_f(tt,data_v,data_v);
vsip_svmul_f(3,data_v,data_v);
for(j=0; j<Nnoise; j++){
/* simple time delay beam forming for noise */
vsip_vputoffset_f(noise[j],offset0 +
(int)( i * alpha * cos(j * cnst1)));
vsip_vadd_f(noise[j],data_v,data_v);
}
/* need to destroy before going on to next phone */
vsip_vdestroy_f(data_v);
}
/* window the data and the array to reduce sidelobes */
vsip_vmmul_f(windowt,data,VSIP_ROW,data);
vsip_vmmul_f(windowp,data,VSIP_COL,data);
/* do ffts */
vsip_rcfftmop_f(rcfftmop_obj,data,gram_data);
vsip_ccfftmip_f(ccfftmip_obj,gram_data);
{ /* scale gram to db, min 0 max 255 */
vsip_index ind;
gram_v = vsip_mrowview_f(gram,0);
gram_data_v = vsip_cmcolview_f(gram_data,0);
rmview = vsip_mrealview_f(gram_data);
vsip_vputlength_f(gram_v,Mp*(Ns/2 + 1));
vsip_cvputlength_f(gram_data_v,Mp*(Ns/2 + 1));
data_v = vsip_vrealview_f(gram_data_v);
vsip_vcmagsq_f(gram_data_v,data_v);
vsip_mcopy_f_f(rmview,gram);
vsip_vdestroy_f(data_v);
vsip_svadd_f(1.0 -
vsip_vminval_f(gram_v,&ind),gram_v,gram_v);
vsip_vlog10_f(gram_v,gram_v);
vsip_svmul_f(256.0 / vsip_vmaxval_f(gram_v,&ind),
gram_v,gram_v);/* scale */
/* reorganize the data to place zero in the
center for direction space */
data_v = vsip_vcloneview_f(gram_v);
vsip_vputlength_f(data_v,(Mp/2) * (Ns/2 + 1));
vsip_vputoffset_f(data_v,(Mp/2) * (Ns/2 + 1));
vsip_vputlength_f(gram_v,(Mp/2) * (Ns/2 + 1));
vsip_vswap_f(data_v,gram_v);
vsip_vdestroy_f(gram_v);
vsip_vdestroy_f(data_v);
vsip_cvdestroy_f(gram_data_v);
vsip_mdestroy_f(rmview);
}
VU_mprintgram_f(gram,"gram_output");
} vsip_finalize((void*)0); return 0;
}
int main() {
vsip_init((void*)0);
{
int i,j;
vsip_mview_f *A = vsip_mcreate_f(M,N,VSIP_COL,0);
vsip_mview_f *X = vsip_mcreate_f(
(NN>= M)?NN:M,
(NB>=M)?NB:M,
VSIP_ROW,0);
/* put the appropriate row, col lengths of X */
X = vsip_mputcollength_f(X,NN);
X = vsip_mputrowlength_f(X,NB);
/* Initialise matrix A */
for (i=0; i<M; i++)
for (j = 0; j < N; j++)
if(i == j)
vsip_mput_f(A,i,j, (double)(M+1));
else
vsip_mput_f(A,i,j, -1.0);
{ int i,j;
printf("matrix\n A = [\n");
for(i=0; i<M; i++)
{
for(j=0; j< N; j++)
printf("%9.2f%s",vsip_mget_f(A,i,j),(j == N-1) ? "":",");
(i == M-1)? printf("]\n") : printf(";\n");
}
}
{ int j, k;
vsip_vview_f *y = NULL;
vsip_vview_f *x;
vsip_length L = NB;
for(k=0; k<L; k++)
{
x = vsip_mcolview_f(X,k);
for (j=0; j<vsip_vgetlength_f(x); j++)
{
y = vsip_mrowview_f(A,j);
vsip_vput_f(x,j,(double)(k+1)*(vsip_vsumval_f(y)));
vsip_vdestroy_f(y);
}
vsip_vdestroy_f(x);
}
}
{ int i,j;
printf("rhs matrix\n C = [\n");
for(i=0; i<NN; i++)
{
for(j=0; j<NB; j++)
printf("%9.2f%s",vsip_mget_f(X,i,j),(j == NB-1) ? "":",");
(i == NN - 1) ? printf("]\n") : printf(";\n");
}
}
{ vsip_qr_f* qrAop = vsip_qrd_create_f(M,N, QOPT);
if(qrAop == NULL) exit(1);
{ int i,j;
if(QOPT == VSIP_QRD_SAVEQ1)
{
printf("qrd returns %i\n",vsip_qrd_f(qrAop,A));
printf("matrix A after factorisation: skinny Q explicitly\n Q1 = [\n");
for(i= 0; i< M ; i++)
{
for(j=0; j< N; j++)
printf("%9.5f%s",vsip_mget_f(A,i,j),(j == N-1) ? "":",");
(i == M - 1) ? printf("]\n") : printf(";\n");
}
} else if(QOPT == VSIP_QRD_SAVEQ)
{
printf("qrd returns %i\n",vsip_qrd_f(qrAop,A));
printf("matrix A after factorisation: R + full Q implicitly\n Q/R = [\n");
for(i= 0; i<M ; i++)
{
for(j=0; j< N; j++)
printf("%9.2f%s",vsip_mget_f(A,i,j),(j == N-1) ? "":",");
(i == M-1)? printf("]\n") : printf(";\n");
}
} else if(QOPT == VSIP_QRD_NOSAVEQ)
{
printf("Q is not saved with this option. \n");
printf("Product with Q is invalid, exiting\n");
vsip_qrd_destroy_f(qrAop);
vsip_malldestroy_f(X);
vsip_malldestroy_f(A);
exit(1);
}
if (opQ == VSIP_MAT_TRANS || opQ == VSIP_MAT_HERM)
{
if(apQ == VSIP_MAT_RSIDE) /* C * Q^t */
{
printf(" This is a product of type C <- C * Q^t \n");
if(vsip_qrdprodq_f(qrAop,opQ,apQ,X))
{
printf("Size not conformal or invalid operation by Q: -- exiting\n");
vsip_qrd_destroy_f(qrAop);
vsip_malldestroy_f(X);
vsip_malldestroy_f(A);
exit(1);
}
else
{
X = vsip_mputrowlength_f(X,M);
}
}
else if(apQ == VSIP_MAT_LSIDE) /* Q^t * C */
{
if(QOPT == 1)
printf(" This is a product of type C <- Q^t * C \n");
if(QOPT == 2)
printf(" This is a product of type C <- Q_1^t * C \n");
if(vsip_qrdprodq_f(qrAop,opQ,apQ,X))
{
printf("Size not conformal or invalid operation by Q: -- exiting\n");
vsip_qrd_destroy_f(qrAop);
vsip_malldestroy_f(X);
vsip_malldestroy_f(A);
exit(1);
}
else
{
if(QOPT == 2)
X = vsip_mputcollength_f(X,N);
}
}
}
else if (opQ == VSIP_MAT_NTRANS)
{
if(apQ == VSIP_MAT_RSIDE) /* C * Q */
{
printf(" This is a product of type C <- C * Q \n");
if(vsip_qrdprodq_f(qrAop,opQ,apQ,X))
{
printf("Size not conformal or invalid operation by Q: -- exiting\n");
vsip_qrd_destroy_f(qrAop);
vsip_malldestroy_f(X);
vsip_malldestroy_f(A);
exit(1);
}
else
{
X = vsip_mputrowlength_f(X,N);
}
}
else if(apQ == VSIP_MAT_LSIDE) /* Q * C */
{
if(QOPT == 1)
printf(" This is a product of type C <- Q * C \n");
if(QOPT == 2)
printf(" This is a product of type C <- Q_1 * C \n");
if(vsip_qrdprodq_f(qrAop,opQ,apQ,X))
{
printf("Size not conformal or invalid operation by Q: -- exiting\n");
vsip_qrd_destroy_f(qrAop);
vsip_malldestroy_f(X);
vsip_malldestroy_f(A);
exit(1);
}
else
{
X = vsip_mputcollength_f(X,M);
}
}
}
}
vsip_qrd_destroy_f(qrAop);
}
{ int i,j;
printf("Soln Matrix\n C = [\n");
for(i=0; i< vsip_mgetcollength_f(X); i++)
{
for(j=0; j< vsip_mgetrowlength_f(X); j++)
printf("%8.4f%s",vsip_mget_f(X,i,j),
(j == vsip_mgetrowlength_f(X)-1) ? "":",");
(i == vsip_mgetcollength_f(X)-1) ?
printf("]\n") : printf(";\n");
}
}
vsip_malldestroy_f(X);
vsip_malldestroy_f(A);
}
vsip_finalize((void*)0);
return 1;
}
int main() {
vsip_init((void*)0);{
vsip_mview_f *A = vsip_mcreate_f(NN,NN,VSIP_COL,0);
vsip_vview_f *x0 = vsip_vcreate_f(NN,0);
vsip_vview_f *b = vsip_vcreate_f(NN,0);
vsip_mview_f *X = vsip_mcreate_f(NN,3,VSIP_ROW,0);
vsip_mview_f *XT = vsip_mcreate_f(NN,3,VSIP_COL,0);
vsip_vramp_f(1,1,x0); vsip_vmul_f(x0,x0,x0);
vsip_mput_f(A,0,0,-3); vsip_mput_f(A,0,1,7); vsip_mput_f(A,0,2,10); vsip_mput_f(A,0,3,12);
vsip_mput_f(A,1,0,0); vsip_mput_f(A,1,1,13); vsip_mput_f(A,1,2,18); vsip_mput_f(A,1,3,6);
vsip_mput_f(A,2,0,2); vsip_mput_f(A,2,1,-9); vsip_mput_f(A,2,2,6); vsip_mput_f(A,2,3,3);
vsip_mput_f(A,3,0,1); vsip_mput_f(A,3,1,2); vsip_mput_f(A,3,2,3); vsip_mput_f(A,3,3,4);
{int i,j; printf("A = [\n"); for(i=0; i<NN; i++){
for(j=0; j<NN; j++) printf("%9.2f%s",vsip_mget_f(A,i,j),(j == NN-1) ? "":",");
printf(";\n");
}
printf("]\n");
}
{ int k;
vsip_vview_f *x;
vsip_length L = vsip_mgetrowlength_f(X);
for(k=0; k<L; k++){
x = vsip_mcolview_f(X,k);
vsip_mvprod_f(A,x0,b);
vsip_vcopy_f_f(b,x);
vsip_svmul_f(2.0,x0,x0);
vsip_vdestroy_f(x);
}
{int i,j; printf("X = [\n");for(i=0; i<NN; i++){
for(j=0; j<3; j++) printf("%9.2f%s",vsip_mget_f(X,i,j),(j == 2) ? "":",");
printf(";\n");
}
printf("]\n");
}
{
vsip_lu_f* luAop = vsip_lud_create_f(NN);
vsip_mcopy_f_f(X,XT);
if(luAop == NULL) exit(1);
vsip_lud_f(luAop,A);
{ vsip_lu_attr_f attr;
vsip_lud_getattr_f(luAop,&attr);
printf("lud size %lu\n",attr.n);
}
vsip_lusol_f(luAop,0,X);
vsip_lusol_f(luAop,1,XT);
vsip_lud_destroy_f(luAop);
}
}
{int i,j; printf("A\\X\n"); for(i=0; i<NN; i++){
for(j=0; j<3; j++) printf("%9.2f%s",vsip_mget_f(X,i,j),(j == 2) ? "":",");
printf(";\n");
}
}
{int i,j; printf("A'\\X\n"); for(i=0; i<NN; i++){
for(j=0; j<3; j++) printf("%9.2f%s",vsip_mget_f(XT,i,j),(j == 2) ? "":",");
printf(";\n");
}
}
{
vsip_valldestroy_f(b);
vsip_valldestroy_f(x0);
vsip_malldestroy_f(X);
vsip_malldestroy_f(A);
}
}vsip_finalize((void*)0);return 1;
}
int main(){vsip_init((void*)0);
{
vsip_mview_f *Adummy = vsip_mcreate_f(5*NN,5*NN,VSIP_COL,0);
vsip_mview_f *A = vsip_msubview_f(Adummy,3,2,NN,NN);
vsip_vview_f *x0 = vsip_vcreate_f(NN,0);
vsip_mview_f *X = vsip_mcreate_f(NN,3,VSIP_ROW,0);
vsip_mview_f *XT = vsip_mcreate_f(NN,3,VSIP_COL,0);
vsip_mputrowstride_f(A,2*vsip_mgetrowstride_f(A));
vsip_mputcolstride_f(A,3*vsip_mgetcolstride_f(A));
/* matrix data */
vsip_mput_f(A,0,0,0.5); vsip_mput_f(A,0,1,7); vsip_mput_f(A,0,2,10); vsip_mput_f(A,0,3,12);
vsip_mput_f(A,0,4,-3); vsip_mput_f(A,0,5,0); vsip_mput_f(A,0,6,.05);
vsip_mput_f(A,1,0,2); vsip_mput_f(A,1,1,13); vsip_mput_f(A,1,2,18); vsip_mput_f(A,1,3,6);
vsip_mput_f(A,1,4,0); vsip_mput_f(A,1,5,130); vsip_mput_f(A,1,6,8);
vsip_mput_f(A,2,0,3); vsip_mput_f(A,2,1,-9); vsip_mput_f(A,2,2,2); vsip_mput_f(A,2,3,3);
vsip_mput_f(A,2,4,2); vsip_mput_f(A,2,5,-9); vsip_mput_f(A,2,6,6);
vsip_mput_f(A,3,0,4); vsip_mput_f(A,3,1,2); vsip_mput_f(A,3,2,2); vsip_mput_f(A,3,3,4);
vsip_mput_f(A,3,4,1); vsip_mput_f(A,3,5,2); vsip_mput_f(A,3,6,3);
vsip_mput_f(A,4,0,.2); vsip_mput_f(A,4,1,2); vsip_mput_f(A,4,2,9); vsip_mput_f(A,4,3,4);
vsip_mput_f(A,4,4,1); vsip_mput_f(A,4,5,2); vsip_mput_f(A,4,6,3);
vsip_mput_f(A,5,0,.1); vsip_mput_f(A,5,1,2); vsip_mput_f(A,5,2,.3); vsip_mput_f(A,5,3,4);
vsip_mput_f(A,5,4,1); vsip_mput_f(A,5,5,2); vsip_mput_f(A,5,6,3);
vsip_mput_f(A,6,0,.01); vsip_mput_f(A,6,1,.2); vsip_mput_f(A,6,2,3); vsip_mput_f(A,6,3,4);
vsip_mput_f(A,6,4,1); vsip_mput_f(A,6,5,2); vsip_mput_f(A,6,6,3);
{int i,j; printf("A = [\n"); for(i=0; i<NN; i++){
for(j=0; j<NN; j++) printf("%9.2f%s",vsip_mget_f(A,i,j),(j == NN-1) ? "":",");
printf(";\n");
}
printf("]\n");
}
{ /* were solving for NTRANS Ax = B */
/* use a known X, calculate B using Ax */
int k;
vsip_vview_f *x;
vsip_mview_f *AT = vsip_mtransview_f(A);
vsip_length L = vsip_mgetrowlength_f(X);
vsip_vramp_f(1,1,x0);
for(k=0; k<L; k++){
x = vsip_mcolview_f(X,k);
vsip_mvprod_f(A,x0,x);
vsip_svmul_f(2.0,x0,x0);
vsip_vdestroy_f(x);
}
vsip_vramp_f(1,1,x0);
for(k=0; k<L; k++){
x = vsip_mcolview_f(XT,k);
vsip_mvprod_f(AT,x0,x);
vsip_svmul_f(2.0,x0,x0);
vsip_vdestroy_f(x);
}
vsip_mdestroy_f(AT);
printf("X = 1 2 4\n 2 4 8\n 3 6 12\n 4 8 16\n 5 10 20\n 6 12 24\n 7 14 28\n");
{
int i,j; printf("B = [\n");for(i=0; i<NN; i++){
for(j=0; j<3; j++) printf("%9.2f%s",vsip_mget_f(X,i,j),(j == 2) ? "":",");
printf(";\n");
}
printf("]\n");
}
{
/* then solve for B to see if we get X back */
vsip_lu_f* luAop = vsip_lud_create_f(NN);
if(luAop == NULL) exit(1);
vsip_lud_f(luAop,A);
{ vsip_lu_attr_f attr;
vsip_lud_getattr_f(luAop,&attr);
printf("lud size %lu\n",attr.n);
}
vsip_lusol_f(luAop,VSIP_MAT_NTRANS,X);
vsip_lusol_f(luAop,VSIP_MAT_TRANS,XT);
vsip_lud_destroy_f(luAop);
}
}
{int i,j; printf("A\\X\n"); for(i=0; i<NN; i++){
for(j=0; j<3; j++) printf("%9.2f%s",vsip_mget_f(X,i,j),(j == 2) ? "":",");
printf(";\n");
}
}
{int i,j; printf("A'\\X\n"); for(i=0; i<NN; i++){
for(j=0; j<3; j++) printf("%9.2f%s",vsip_mget_f(XT,i,j),(j == 2) ? "":",");
printf(";\n");
}
}
{
vsip_malldestroy_f(XT);
vsip_valldestroy_f(x0);
vsip_malldestroy_f(X);
vsip_mdestroy_f(A);
vsip_malldestroy_f(Adummy);
}
} vsip_finalize((void*)0); return 1;
}
