int main(){vsip_init((void*)0);
{
void VU_vfprintyg_d(char*,vsip_vview_d*,char*);
void VU_vfreqswapIP_d(vsip_vview_d*);
vsip_vview_d* Cw = vsip_vcreate_cheby_d(Nlength,ripple,0);
vsip_fft_d *fft = vsip_ccfftip_create_d(Nlength,1.0,VSIP_FFT_FWD,0,0);
vsip_cvview_d* FCW = vsip_cvcreate_d(Nlength,0);
/*printf("CW = "); VU_vprintm_d("%6.8f ;\n",Cw); */
VU_vfprintyg_d("%6.8f\n",Cw,"Cheby_Window");
vsip_cvfill_d(vsip_cmplx_d(0,0),FCW);
{ vsip_vview_d *rv = vsip_vrealview_d(FCW);
vsip_vcopy_d_d(Cw,rv);
vsip_ccfftip_d(fft,FCW);
vsip_vcmagsq_d(FCW,rv);
{ vsip_index ind;
vsip_scalar_d max = vsip_vmaxval_d(rv,&ind);
vsip_scalar_d min = max/(10e12);
vsip_vclip_d(rv,min,max,min,max,rv);
}
vsip_vlog10_d(rv,rv);
vsip_svmul_d(10,rv,rv);
VU_vfreqswapIP_d(rv);
VU_vfprintyg_d("%6.8f\n",rv,"Cheby_Window_Frequency_Response");
vsip_vdestroy_d(rv);
}
vsip_fft_destroy_d(fft);
vsip_valldestroy_d(Cw);
vsip_cvalldestroy_d(FCW);
} vsip_finalize((void*)0); return 0;
}
int main(int argc, char *argv[]){vsip_init((void*)0);
{ if(argc < 3){
printf("usage\nqrdex M N FileName\n");
exit(1);
}
{
int VU_qrd_f(vsip_mview_f*,vsip_mview_f*);
vsip_length M = (vsip_length)atoi(argv[1]),
N = (vsip_length)atoi(argv[2]);
vsip_mview_f *A = vsip_mcreate_f(M,N,VSIP_COL,0),
*Q = vsip_mcreate_f(M,N,VSIP_COL,0),
*R = vsip_mcreate_f(N,N,VSIP_ROW,0);
FILE *fptr = fopen(argv[3],"r");
VU_mreadf_f(fptr,A);
fclose(fptr);
vsip_mcopy_f_f(A,Q);
printf("A =");VU_mprintm_f("9.6",A);
VU_qrd_f(Q,R);
printf("Q =");VU_mprintm_f("9.6",Q);
printf("R =");VU_mprintm_f("9.6",R);
vsip_mprod_f(Q,R,A);
printf("QR =");VU_mprintm_f("9.6",A);
vsip_malldestroy_f(A);
vsip_malldestroy_f(Q);
vsip_malldestroy_f(R);
} vsip_finalize((void*)0); return 0;
}
}
int main()
{
double data[N]; /* a user-created data space */
int i;
vsip_vview_d* a;
vsip_vview_d* x;
vsip_init((void *)0);
a = vsip_vbind_d(vsip_blockbind_d(data,N, VSIP_MEM_NONE),0,1,N);
x = vsip_vcreate_d(N, VSIP_MEM_NONE);
vsip_vramp_d(0.0, 1.0, x);
/* admit the user block with no update */
vsip_blockadmit_d(vsip_vgetblock_d(a),VSIP_FALSE);
/*compute the 10^x value */
vsip_vexp10_d(x, a);
/* release the user block with update */
vsip_blockrelease_d(vsip_vgetblock_d(a),VSIP_TRUE);
/*print it */
for(i=0; i<N; i++)
printf("%f ",data[i]);
printf("\n");
/*destroy the vector views and any associated blocks */
vsip_blockdestroy_d(vsip_vdestroy_d(x));
vsip_blockdestroy_d(vsip_vdestroy_d(a));
vsip_finalize((void *)0);
return 0;
}
#include <stdio.h>
#include "vsip.h"
#define L 7 /* length */
int main()
{
double data[L]; /*a user-created data space */
int i;
vsip_vview_d* ramp;
vsip_vview_d* output;
vsip_init((void *)0);
ramp = vsip_vcreate_d(L, VSIP_MEM_NONE);
output = vsip_vbind_d(vsip_blockbind_d(data,L, VSIP_MEM_NONE),0,1,L);
/*compute a ramp from zero to L-1*/
vsip_vramp_d(0.0, 1.0, ramp);
/* admit the user block with no update */
vsip_blockadmit_d(vsip_vgetblock_d(output),VSIP_FALSE);
/*compute the hyperbolic cosine value */
vsip_vcosh_d(ramp, output);
/* release the user block with update */
vsip_blockrelease_d(vsip_vgetblock_d(output),VSIP_TRUE);
/*print it */
for(i=0; i<L; i++)
printf("%f ",data[i]);
printf("\n");
/*destroy the vector views and any associated blocks */
vsip_blockdestroy_d(vsip_vdestroy_d(ramp));
vsip_blockdestroy_d(vsip_vdestroy_d(output));
vsip_finalize((void *)0);
return 0;
}
int main(){vsip_init((void*)0);
{
FILE *vfptr = fopen("vector.data","r");
FILE *mfptr = fopen("matrix.data","r");
vsip_mview_f *B = vsip_mcreate_f(3,5,VSIP_ROW,0);
vsip_mview_f *R = vsip_mcreate_f(3,5,VSIP_ROW,0);
vsip_vview_f *a = vsip_vcreate_f(5,0);
VU_vreadf_f(vfptr,a);
VU_mreadf_f(mfptr,B);
fclose(vfptr); fclose(mfptr);
vsip_vmmul_f(a,B,VSIP_ROW,R);
printf("a = "); VU_vprintm_f("6.2",a);
printf("B = "); VU_mprintm_f("6.2",B);
printf("R = "); VU_mprintm_f("6.2",R);
{ /* test for VSIP_COL */
vsip_mview_f *BT = vsip_mtransview_f(B);
vsip_mview_f *RT = vsip_mtransview_f(R);
vsip_vmmul_f(a,BT,VSIP_COL,RT);
printf("a = "); VU_vprintm_f("6.2",a);
printf("BT = "); VU_mprintm_f("6.2",BT);
printf("RT = "); VU_mprintm_f("6.2",RT);
vsip_mdestroy_f(BT);
vsip_mdestroy_f(RT);
}
vsip_valldestroy_f(a);
vsip_malldestroy_f(B);
vsip_malldestroy_f(R);
} vsip_finalize((void*)0); return 0;
}
/* $Id: example16.c,v 2.0 2003/02/22 15:27:32 judd Exp $ */
#include<vsip.h>
#define L 20 /* A length*/
int main(){vsip_init((void*)0);
{
vsip_vview_f* a = vsip_vcreate_f(L,0);
vsip_vview_f* b = vsip_vcreate_f(L,0);
vsip_vview_vi* ab_vi = vsip_vcreate_vi(L,0);
vsip_vview_bl* ab_bl= vsip_vcreate_bl(L,0);
int i;
vsip_length N;
/* make up some data */
vsip_vramp_f(0,2 * M_PI/(L-1),a);
vsip_vcos_f(a,b);
/* find out where b is greater than zero */
vsip_vfill_f(0,a);
vsip_vlgt_f(b,a,ab_bl);
/* find the index where b is greater than zero */
if((N = vsip_vindexbool(ab_bl,ab_vi))){
/* make a vector of those points where b is greater than zero*/
vsip_vgather_f(b,ab_vi,vsip_vputlength_f(a,N));
/*print out the results */
printf("Index Value\n");
for(i=0; i<N; i++)
printf("%li %6.3f\n",
vsip_vget_vi(ab_vi,i),
vsip_vget_f(a,i));
}
else{ printf("Zero Length Index");
}
vsip_valldestroy_f(a);
vsip_valldestroy_f(b);
vsip_valldestroy_vi(ab_vi);
vsip_valldestroy_bl(ab_bl);
} vsip_finalize((void*)0); return 0;
}
int main (int argc, const char * argv[])
{
int retval = vsip_init((void*)0);
vsip_length N0 = 11;
vsip_spline_f *spl = vsip_spline_create_f(N0);
vsip_length N = 201;
vsip_vview_f *yf = vsip_vcreate_f(N,VSIP_MEM_NONE);
vsip_vview_f *xf = vsip_vcreate_f(N,VSIP_MEM_NONE);
vsip_vview_f *xp = vsip_vcreate_f(N0,VSIP_MEM_NONE);
vsip_vview_f *yp = vsip_vcreate_f(N0,VSIP_MEM_NONE);
vsip_vramp_f(0.0,1.0,xp);
vsip_vramp_f(0.0,0.05,xf);
vsip_svmul_f(2.0/5.0 * M_PI,xp,yp);
vsip_vsin_f(yp,yp);
printf("xp = ");VPRINT(xp);
printf("yp = ");VPRINT(yp);
printf("xf = ");VPRINT(xf);
vsip_vinterp_spline_f(xp,yp,spl,xf,yf);
printf("spline = ");VPRINT(yf);
vsip_spline_destroy_f(spl);
vsip_valldestroy_f(xf);
vsip_valldestroy_f(xp);
vsip_valldestroy_f(yp);
vsip_valldestroy_f(yf);
vsip_finalize((void*)0);
return retval;
}
int main()
{
int i;
/* define some data space */
vsip_cvview_d* dataComplex;
vsip_cvview_d* dataComplexQuotient;
vsip_init((void *)0);
dataComplex = vsip_cvcreate_d(L, VSIP_MEM_NONE);
dataComplexQuotient = vsip_cvcreate_d(L, VSIP_MEM_NONE);
/* put some complex data in dataComplex */
for(i = 0; i < L; i++)
vsip_cvput_d(dataComplex,i,
vsip_cmplx_d((double)(i * i),(double)(i+1)));
/*divide dataComplex by some denom and print the input and output */
vsip_cvrsdiv_d(dataComplex,denom,dataComplexQuotient);
for(i=0; i<L; i++)
printf("(%7.4f + %7.4fi) / %7.4f) = (%7.4f + %7.4fi)\n",
vsip_real_d(vsip_cvget_d(dataComplex,i)),
vsip_imag_d(vsip_cvget_d(dataComplex,i)),
denom,
vsip_real_d(vsip_cvget_d(dataComplexQuotient,i)),
vsip_imag_d(vsip_cvget_d(dataComplexQuotient,i)));
vsip_cblockdestroy_d(vsip_cvdestroy_d(dataComplex));
vsip_cblockdestroy_d(vsip_cvdestroy_d(dataComplexQuotient));
vsip_finalize((void *)0);
return 0;
}
int main(){vsip_init((void*)0);
{
vsip_cscalar_d alpha = vsip_cmplx_d(alpha_r,alpha_i);
vsip_cscalar_d beta = vsip_cmplx_d(beta_r,beta_i);
void VU_cmprint_d(vsip_cmview_d*);
void VU_cmfill_d(vsip_cmview_d*, vsip_cscalar_d);
vsip_cmview_d *A = vsip_cmcreate_d(M,N,VSIP_ROW,0),
*C = vsip_cmcreate_d(N,M,VSIP_ROW,0);
int row, col,i;
for(row=0;row<M;row++) for(col=0;col<N;col++)
vsip_cmput_d(A,row,col,vsip_cmplx_d(col,-row - sqrt(col*row)));
printf("\n A input \n");
VU_cmprint_d(A);
VU_cmfill_d(C,vsip_cmplx_d(0,0));
printf("\n C input \n");
VU_cmprint_d(C);
printf("alpha= %f %+fi, beta= %f %+fi,\n",
alpha_r,alpha_i,
beta_r,beta_i);
{
vsip_mat_op OpA = VSIP_MAT_HERM;
printf("OpA %i\n",OpA);
for(i=0; i<L; i++){
vsip_cgems_d(alpha,A,OpA,beta,C);
printf("C number %i\n",i); VU_cmprint_d(C);
}
}
vsip_cmalldestroy_d(A);
vsip_cmalldestroy_d(C);
}vsip_finalize((void*)0);return 0;
}
int main()
{
int i;
vsip_cvview_d* dataEuler;
vsip_vview_d* data;
vsip_init((void *)0);
dataEuler = vsip_cvcreate_d(L, VSIP_MEM_NONE);
data = vsip_vcreate_d(L, VSIP_MEM_NONE);
/* Make up some data */
/* Compute a ramp from zero to 2pi */
vsip_vramp_d(0.0, (2.0 * PI / (double) (L - 1)), data);
/* Compute Euler */
vsip_veuler_d(data,dataEuler);
/* Now print out data and dataEuler */
for(i=0; i < L; i++)
{
printf(" %7.4f => (%7.4f, %7.4f)\n",vsip_vget_d(data,i),
vsip_real_d(vsip_cvget_d(dataEuler,i)),
vsip_imag_d(vsip_cvget_d(dataEuler,i)));
}
/* Destroy the vector views and any associated blocks */
vsip_blockdestroy_d(vsip_vdestroy_d(data));
vsip_cblockdestroy_d(vsip_cvdestroy_d(dataEuler));
vsip_finalize((void *)0);
return 0;
}
int main(){vsip_init((void*)0);
{
vsip_cscalar_f alpha = vsip_cmplx_f(alpha_r,alpha_i);
vsip_cscalar_f beta = vsip_cmplx_f(beta_r,beta_i);
void VU_cmprint_f(vsip_cmview_f*);
void VU_cmfill_f(vsip_cmview_f*, vsip_cscalar_f);
vsip_cmview_f *A = vsip_cmcreate_f(N,M,VSIP_ROW,0),
*C = vsip_cmcreate_f(N,M,VSIP_ROW,0);
int row, col,i;
for(row=0;row<N;row++) for(col=0;col<M;col++)
vsip_cmput_f(A,row,col,vsip_cmplx_f(row,-col - sqrt(col*row)));
printf("\n A input \n");
VU_cmprint_f(A);
VU_cmfill_f(C,vsip_cmplx_f(0,0));
printf("\n C input \n");
VU_cmprint_f(C);
printf("alpha= %f %+fi, beta= %f %+fi,\n",
alpha_r,alpha_i,
beta_r,beta_i);
{
vsip_mat_op OpA = VSIP_MAT_CONJ;
printf("OpA %i\n",OpA);
for(i=0; i<L; i++){
vsip_cgems_f(alpha,A,OpA,beta,C);
printf("C number %i\n",i); VU_cmprint_f(C);
}
}
vsip_cmalldestroy_f(A);
vsip_cmalldestroy_f(C);
} vsip_finalize((void*)0); return 0;
}
int main()
{
int i;
vsip_scalar_d dataLeft;
vsip_vview_d* dataRight;
vsip_vview_d* dataSum;
vsip_init((void *)0);
dataRight = vsip_vcreate_d(L, VSIP_MEM_NONE);
dataSum = vsip_vcreate_d(L, VSIP_MEM_NONE);
/* Make up some data to find the magnitude of */
/* First set the scalar equal to 1*/
dataLeft = 1.0;
/* Then compute a ramp from one to minus one */
vsip_vramp_d(1.0, -2.0/(double)(L-1), dataRight);
/* Add the scalar and the vector */
vsip_svadd_d(dataLeft, dataRight, dataSum);
/* now print out the data and its sum */
for(i=0; i < L; i++)
printf("%7.4f = (%7.4f) + (%7.4f) \n", vsip_vget_d(dataSum,i),
dataLeft, vsip_vget_d(dataRight,i));
/* destroy the vector views and any associated blocks */
vsip_blockdestroy_d(vsip_vdestroy_d(dataRight));
vsip_blockdestroy_d(vsip_vdestroy_d(dataSum));
vsip_finalize((void *)0);
return 0;
}
int main(){vsip_init((void*)0);
{
void VU_mprint_f(vsip_mview_f*);
void VU_mfill_f(vsip_mview_f*, vsip_scalar_f);
vsip_mview_f *A = vsip_mcreate_f(M,N,VSIP_ROW,0),
*B = vsip_mcreate_f(M,P,VSIP_ROW,0),
*C = vsip_mcreate_f(N,P,VSIP_ROW,0);
int row, col,i;
for(row=0;row<M;row++) for(col=0;col<N;col++)
vsip_mput_f(A,row,col,1 + sqrt(col*row));
for(row=0;row<M;row++) for(col=0;col<P;col++)
vsip_mput_f(B,row,col,1 + row * col);
printf("\n A input \n");
VU_mprint_f(A);
printf("\n B input \n");
VU_mprint_f(B);
VU_mfill_f(C,0);
printf("alpha= %f, beta= %f,\n",alpha,beta);
{
vsip_mat_op OpA = VSIP_MAT_TRANS;
vsip_mat_op OpB = VSIP_MAT_NTRANS;
printf("OpA %i; OpB %i\n",OpA,OpB);
for(i=0; i<L; i++){
vsip_gemp_f(alpha,A,OpA,B,OpB,beta,C);
printf("C number %i\n",i); VU_mprint_f(C);
}
}
vsip_malldestroy_f(A);
vsip_malldestroy_f(B);
vsip_malldestroy_f(C);
} vsip_finalize((void*)0); return 0;
}
int main(){vsip_init((void*)0);
{
vsip_vview_d *a = vsip_vcreate_d(N,0),
*r = vsip_vcreate_d(P,0);
vsip_mview_d *B = vsip_mcreate_d(P,N,VSIP_ROW,0);
int i, j;
vsip_vramp_d(1.0,1.0,a);
for(i=0;i<P;i++) for(j=0;j<N;j++)
vsip_mput_d(B,i,j,1 + i * j);
printf("\n vector input \n");
vsip_mvprod_d(B,a,r);
for(j=0;j<N;j++){
printf(" %6.2f ",vsip_vget_d(a,j));
}
printf("\n");
printf("\n matrix input \n");
{for(i=0; i<P; i++) {for(j=0;j<N;j++){
printf(" %6.2f ",vsip_mget_d(B,i,j));
}
printf(";\n");
}
}
printf("\n vector output \n");
for(j=0;j<P;j++){
printf("%6.2f ",vsip_vget_d(r,j));
}
printf("\n");
vsip_valldestroy_d(a);
vsip_valldestroy_d(r);
vsip_malldestroy_d(B);
}vsip_finalize((void*)0);return 0;
}
int main(){vsip_init((void*)0);
{
vsip_cmview_f *A = vsip_cmcreate_f(M,M,VSIP_ROW,0);
vsip_cmview_f *ATA = vsip_cmcreate_f(M,M,VSIP_ROW,0);
vsip_cmview_f *ATB = vsip_cmcreate_f(M,1,VSIP_COL,0);
{ /* store data ; upper trianglar so answers are obvious */
vsip_cmput_f(A,0,0,vsip_cmplx_f(1,0)); vsip_cmput_f(A,0,1,vsip_cmplx_f(2,1));
vsip_cmput_f(A,0,2,vsip_cmplx_f(1,2));vsip_cmput_f(A,0,3,vsip_cmplx_f(1,3));
vsip_cmput_f(A,1,0,vsip_cmplx_f(0,0)); vsip_cmput_f(A,1,1,vsip_cmplx_f(3,0));
vsip_cmput_f(A,1,2,vsip_cmplx_f(0,0));vsip_cmput_f(A,1,3,vsip_cmplx_f(0,1));
vsip_cmput_f(A,2,0,vsip_cmplx_f(0,0)); vsip_cmput_f(A,2,1,vsip_cmplx_f(0,0));
vsip_cmput_f(A,2,2,vsip_cmplx_f(2,0));vsip_cmput_f(A,2,3,vsip_cmplx_f(3,1));
vsip_cmput_f(A,3,0,vsip_cmplx_f(0,0)); vsip_cmput_f(A,3,1,vsip_cmplx_f(0,0));
vsip_cmput_f(A,3,2,vsip_cmplx_f(0,0));vsip_cmput_f(A,3,3,vsip_cmplx_f(1,0));
vsip_cmput_f(ATB,0,0,vsip_cmplx_f(1,0)); vsip_cmput_f(ATB,1,0,vsip_cmplx_f(2,1));
vsip_cmput_f(ATB,2,0,vsip_cmplx_f(1,0)); vsip_cmput_f(ATB,3,0,vsip_cmplx_f(3,1));
}
printf("b = ");VU_cmprintm_f("6.4",ATB);
printf("use upper triangular so Q is I and R is A\n");
printf("A = ");VU_cmprintm_f("6.4",A);
vsip_cmcopy_f_f(A,ATA);
{ /* solve using LUD */
vsip_clu_f* luAop = vsip_clud_create_f(M);
vsip_clud_f(luAop,ATA);
vsip_clusol_f(luAop,VSIP_MAT_HERM,ATB);
printf("solve A x = b\n");
printf("x from LUD = "); VU_cmprintm_f("6.4",ATB);
vsip_clud_destroy_f(luAop);
}
vsip_cmcopy_f_f(A,ATA);
{ /* solve using qrdsolr */
vsip_cqr_f *qrd;
vsip_cmview_f *B = vsip_cmcreate_f(4,1,VSIP_COL,0);
qrd = vsip_cqrd_create_f(4,4,VSIP_QRD_NOSAVEQ);
vsip_cqrd_f(qrd,ATA);
vsip_cmput_f(B,0,0,vsip_cmplx_f(1,0)); vsip_cmput_f(B,1,0,vsip_cmplx_f(2,1));
vsip_cmput_f(B,2,0,vsip_cmplx_f(1,0)); vsip_cmput_f(B,3,0,vsip_cmplx_f(3,1));
vsip_cqrdsolr_f(qrd,VSIP_MAT_HERM,vsip_cmplx_f(1,0),B);
printf("X from qrdsolr NOSAVEQ =");VU_cmprintm_f("6.4",B);
vsip_cqrd_destroy_f(qrd);
}
vsip_cmcopy_f_f(A,ATA);
{ /* solve using qrdsolr */
vsip_cqr_f *qrd;
vsip_cmview_f *B = vsip_cmcreate_f(4,1,VSIP_COL,0);
qrd = vsip_cqrd_create_f(4,4,VSIP_QRD_SAVEQ);
vsip_cqrd_f(qrd,ATA);
vsip_cmput_f(B,0,0,vsip_cmplx_f(1,0)); vsip_cmput_f(B,1,0,vsip_cmplx_f(2,1));
vsip_cmput_f(B,2,0,vsip_cmplx_f(1,0)); vsip_cmput_f(B,3,0,vsip_cmplx_f(3,1));
vsip_cqrdsolr_f(qrd,VSIP_MAT_HERM,vsip_cmplx_f(1,0),B);
printf("X from qrdsolr SAVEQ1 =");VU_cmprintm_f("6.4",B);
vsip_cqrd_destroy_f(qrd);
}
vsip_cmdestroy_f(A);
vsip_cmdestroy_f(ATA);
vsip_cmdestroy_f(ATB);
} vsip_finalize((void*)0); return 0;
}
int main(){vsip_init((void*)0);
{
FILE *fptr = fopen("tm.data","r");
vsip_mview_d *M = vsip_mcreate_d(2,3,VSIP_ROW,0);
VU_mreadf_d(fptr,M);
VU_mprintm_d("6.4",M);
}vsip_finalize((void*)0);return 0;
}
int
main(int argc, char** argv)
{
vsip_init(0);
corr_cover_d();
ccorr_cover_d();
return 0;
}
int main(){
vsip_init((void*)0);
chol_f();
cchol_f();
chol_d();
cchol_d();
vsip_finalize((void*)0);
return 0;
}
int main()
{
int i;
vsip_randstate *state;
vsip_cmview_d *xy;
vsip_cvview_d *xy_row;
vsip_length stride;
vsip_cvview_d *sum;
vsip_fftm_d *ccfftmip;
vsip_length seed =0, num_procs=1, id=1;
vsip_init((void *)0);
/* Initialize Random Number Generator */
state = vsip_randcreate(seed, num_procs, id, VSIP_PRNG);
/* Row major, 64 (ROWS) of 16 point data vectors */
xy = vsip_cmcreate_d(ROWS, 16, VSIP_ROW, VSIP_MEM_NONE);
/* Bind xy_row view initially to row 0 of xy */
xy_row = vsip_cmrowview_d(xy, 0);
/* Stride between column elements of xy */
stride = vsip_cmgetcolstride_d(xy);
sum = vsip_cvcreate_d(N, VSIP_MEM_NONE);
/* Create an in-place Cmplx->Cmplx Multiple N-pt FFT */
ccfftmip = vsip_ccfftmip_create_d(ROWS, N, 1.0, VSIP_FFT_FWD,
VSIP_ROW, 1, VSIP_ALG_TIME);
/* Initialize xy by rows with complex Gaussian noise N(0,1) */
for (i=0; i<ROWS; i++)
{
vsip_cvputoffset_d(xy_row, i*stride); /* view of row i of xy */
vsip_cvrand_d(state,xy_row); /* Initialize row i of xy */
}
/* Compute an in-place Cmplx->Cmplx Multiple N-pt FFT using the
ccfftmip object*/
vsip_ccfftmip_d(ccfftmip, xy);
/* Coherently sum the rows together (in the Freq domain) */
vsip_cvputoffset_d(xy_row, 0);
vsip_cvcopy_d_d(xy_row, sum); /* sum = row 0 of xy */
for (i=1; i<ROWS; i++)
{
vsip_cvputoffset_d(xy_row, i*stride); /* view of row i of xy */
vsip_cvadd_d(xy_row, sum, sum); /* sum += row i of xy */
}
/* Print it */
printf("\nComplex Output Vector (Real, Imag)\n");
for(i=0; i<N; i++)
printf("%d:\t" SCMPLX "\n", i, ACMPLX(vsip_cvget_d(sum,i)));
printf("\n");
/* Destroy all the objects */
vsip_fftm_destroy_d(ccfftmip);
vsip_cvdestroy(xy_row);
vsip_cvdestroy(sum);
vsip_cmalldestroy_d(xy);
vsip_randdestroy(state);
vsip_finalize((void *)0);
return(0);
}
int main()
{
vsip_vview_d* data;
vsip_init((void *)0);
data = vsip_vcreate_d(L, VSIP_MEM_NONE);
/* Make up some data to find the sum of squares of */
vsip_vramp_d(0.0, 1.0, data);
printf("%f \n", vsip_vsumsqval_d(data));
vsip_blockdestroy_d(vsip_vdestroy_d(data));
vsip_finalize((void *)0);
return 0;
} /* output */
int main(int argc, char *argv[]) {
vsip_init((void*)0);
{ if(argc < 4) {
printf("usage\nfirEx length decimation filterFile <indataFile >outputFile\n");
exit(0);
}
{
vsip_length N = (vsip_length)atoi(argv[1]);
int D = atoi(argv[2]);
vsip_scalar_vi n = 0,k = 0;
vsip_scalar_d hv;
FILE *fh;
vsip_fir_d *fir;
vsip_vview_d *x = vsip_vcreate_d(N,0),
*h,*y;
fh = fopen(argv[3],"r");
while(fscanf(fh,"%lf",&hv) == 1) n++;
rewind(fh);
y = vsip_vcreate_d(N/D + 1,0);
h = vsip_vcreate_d(n,0);
n=0;
while(fscanf(fh,"%lf",&hv) == 1) {
vsip_vput_d(h,n,hv);
n++;
}
fclose(fh);
fir = vsip_fir_create_d(h,VSIP_NONSYM,N,D,STATE,0,0);
n = VU_scanstdin_d(x);
while(n == N) {
k = vsip_firflt_d(fir,x,y);
VU_printstdout_d(y,0,k);
n = VU_scanstdin_d(x);
}
if(n != 0) {
k = vsip_firflt_d(fir,x,y);
VU_printstdout_d(y,0,k);
}
{ /* test getattr */
vsip_fir_attr attr;
vsip_fir_getattr_d(fir,&attr);
printf("kernel %lu\n input %lu\n output %lu\ndecimation %d\n",
attr.kernel_len,attr.in_len,attr.out_len, attr.decimation);
}
vsip_valldestroy_d(y);
vsip_valldestroy_d(x);
vsip_valldestroy_d(h);
vsip_fir_destroy_d(fir);
}
vsip_finalize((void*)0);
return 1;
}
}
int main()
{
vsip_vview_d *dataA;
vsip_vview_d *dataB;
vsip_vview_vi *Index;
vsip_vview_bl *dataBl;
int i;
vsip_length N;
vsip_init((void *)0);
dataA = vsip_vcreate_d(L, VSIP_MEM_NONE);
dataB = vsip_vcreate_d(L, VSIP_MEM_NONE);
Index = vsip_vcreate_vi(L, VSIP_MEM_NONE);
dataBl= vsip_vcreate_bl(L, VSIP_MEM_NONE);
/* make up some data */
vsip_vramp_d(0,2 * PI/(L-1),dataA);
vsip_vcos_d(dataA,dataB);
/* find out where dataB is greater than zero */
vsip_vfill_d(0,dataA);
vsip_vlgt_d(dataB,dataA,dataBl);
/* find the index where dataB is greater than zero */
if((N = vsip_vindexbool(dataBl,Index)))
{
/* make a vector of those points where dataB is greater than zero*/
vsip_vgather_d(dataB,Index,vsip_vputlength_d(dataA,N));
/*print out the results */
printf("Index Value\n");
for(i=0; i<N; i++)
printf("%li %6.3f\n",
vsip_vget_vi(Index,i),
vsip_vget_d(dataA,i));
}
else
{
printf("Zero Length Index");
exit(0);
}
vsip_vfill_d(0,dataB);
vsip_vscatter_d(dataA,dataB,Index);
for(i=0; i<L; i++)
printf("%6.3f\n",vsip_vget_d(dataB,i));
/*recover the data space*/
vsip_blockdestroy_d(vsip_vdestroy_d(dataA));
vsip_blockdestroy_d(vsip_vdestroy_d(dataB));
vsip_blockdestroy_vi(vsip_vdestroy_vi(Index));
vsip_blockdestroy_bl(vsip_vdestroy_bl(dataBl));
vsip_finalize((void *)0);
return 0;
}
int main (){vsip_init((void*)0);
{
int i;
vsip_cvview_d* vector = vsip_cvcreate_d(L,0);
vsip_vview_d* realIn = vsip_vrealview_d(vector);
vsip_vview_d* imagIn = vsip_vimagview_d(vector);
vsip_fft_d* fftplan = vsip_ccfftip_create_d(L,1,-1,0,0);
vsip_fft_d* fftplanI = vsip_ccfftip_create_d(L,(double)1/L,1,0,0);
char printDataOne[L][20],
printDataTwo[L][30];
/* put some data in realIn*/
vsip_vramp_d(0, 2 * VU_PI * F, realIn);
vsip_vcos_d(realIn,realIn);
/* print realIn */
for(i=0; i<L; i++){
sprintf(printDataOne[i],"%2d input -> %7.4f",i, vsip_vget_d(realIn,i));
}
/*make sure imagIn is full of zeros*/
vsip_vfill_d(0,imagIn);
/*find the fft*/
vsip_ccfftip_d(fftplan,vector);
for(i=0; i<L; i++){
sprintf(printDataTwo[i]," fft -> (%7.3f, %7.3f)",
vsip_real_d(vsip_cvget_d(vector,i)),
vsip_imag_d(vsip_cvget_d(vector,i)));
}
/*invert the fft*/
vsip_ccfftip_d(fftplanI,vector);
/*print it */
for(i=0; i<L; i++){
printf("%s %s ifft -> (%7.3f, %7.3f)\n",
printDataOne[i],
printDataTwo[i],
vsip_real_d(vsip_cvget_d(vector,i)),
vsip_imag_d(vsip_cvget_d(vector,i)));
}
{
vsip_vdestroy_d((void*)imagIn);
vsip_vdestroy_d((void*)realIn);
vsip_cblockdestroy_d(vsip_cvdestroy_d((void*)vector));
vsip_fft_destroy_d((void*)fftplan);
vsip_fft_destroy_d((void*)fftplanI);
}
} vsip_finalize((void*)0);return 0;
}
int main(){
vsip_init((void*)0);
acos_f();
asin_f();
atan2_f();
atan_f();
cos_f();
sin_f();
sqrt_f();
tan_f();
ceil_f();
exp_f();
exp10_f();
floor_f();
fmod_f();
hypot_f();
log_f();
log10_f();
mag_f();
max_f();
min_f();
pow_f();
rsqrt_f();
sinh_f();
tanh_f();
cosh_f();
arg_f();
cadd_f();
cdiv_f();
cexp_f();
cjmul_f();
cmul_f();
clog_f();
cmag_f();
cmagsq_f();
cmplx_f();
cneg_f();
conj_f();
crecip_f();
csqrt_f();
csub_f(0);
imag_f();
real_f();
polar_f();
rect_f();
vsip_finalize((void*)0);
return 0;
}
int main(){vsip_init((void*)0);
{
vsip_cmview_d *A = vsip_cmcreate_d(M,P,VSIP_ROW,0),
*B = vsip_cmcreate_d(P,N,VSIP_ROW,0),
*R = vsip_cmcreate_d(M,N,VSIP_ROW,0);
int i, j;
for(i=0;i<M;i++) for(j=0;j<P;j++)
vsip_cmput_d(A,i,j,vsip_cmplx_d(i,1 + sqrt(i*j)));
for(i=0;i<P;i++) for(j=0;j<N;j++)
vsip_cmput_d(B,i,j,vsip_cmplx_d(1 , i * j));
printf("\n A input \n");
vsip_cmprodj_d(A,B,R);
{for(i=0;i<M;i++) {for(j=0;j<P;j++){
printf("%5.2f + %5.2fi%s ",
vsip_real_d(vsip_cmget_d(A,i,j)),
vsip_imag_d(vsip_cmget_d(A,i,j)),
(j == P-1) ? ";":",");
}
printf("\n");
}
}
printf("\n B input \n");
{for(i=0;i<P;i++) {for(j=0;j<N;j++){
printf("%5.2f + %5.2fi%s ",
vsip_real_d(vsip_cmget_d(B,i,j)),
vsip_imag_d(vsip_cmget_d(B,i,j)),
(j == N-1) ? ";":",");
}
printf("\n");
}
}
printf("\n R output = A * conj(B)\n");
{for(i=0;i<M;i++) {for(j=0;j<N;j++){
printf("%5.2f + %5.2fi%s ",
vsip_real_d(vsip_cmget_d(R,i,j)),
vsip_imag_d(vsip_cmget_d(R,i,j)),
(j == N-1) ? ";":",");
}
printf("\n");
}
}
vsip_cmalldestroy_d(A);
vsip_cmalldestroy_d(B);
vsip_cmalldestroy_d(R);
}vsip_finalize((void*)0);return 0;
}
int main()
{
vsip_vview_d* data;
vsip_init((void *)0);
data = vsip_vcreate_d(L, VSIP_MEM_NONE);
/* Make up some data to find the mean square value of */
/* Compute a ramp from zero to L-1 */
vsip_vramp_d(0.0, 1.0, data);
/* And find and print its mean square value */
printf("%f \n",vsip_vmeansqval_d(data));
/*destroy the vector views and any associated blocks */
vsip_blockdestroy_d(vsip_vdestroy_d(data));
vsip_finalize((void *)0);
return 0;
}
int main()
{
int i;
/* define some vectors */
vsip_vview_d* dataReOne;
vsip_vview_d* dataReTwo;
vsip_vview_d* dataReQuotient;
vsip_cvview_d* dataComplex;
vsip_cvview_d* dataComplexQuotient;
vsip_init((void *)0);
dataReOne = vsip_vcreate_d(L, VSIP_MEM_NONE);
dataReTwo = vsip_vcreate_d(L, VSIP_MEM_NONE);
dataReQuotient = vsip_vcreate_d(L, VSIP_MEM_NONE);
dataComplex = vsip_cvcreate_d(L, VSIP_MEM_NONE);
dataComplexQuotient = vsip_cvcreate_d(L, VSIP_MEM_NONE);
/* make up some data */
vsip_vramp_d(1,1,dataReOne);
vsip_vfill_d(2,dataReTwo);
vsip_vcmplx_d(dataReTwo,dataReOne,dataComplex);
/*divide one by two and print the input and output */
vsip_vdiv_d(dataReOne,dataReTwo,dataReQuotient);
for(i=0; i<L; i++)
printf("%7.4f / %7.4f = %7.4f\n",
vsip_vget_d(dataReOne,i), vsip_vget_d(dataReTwo,i),
vsip_vget_d(dataReQuotient,i)); printf("\n");
/*divide one by complex and print the input and output */
vsip_rcvdiv_d(dataReOne,dataComplex,dataComplexQuotient);
for(i=0; i<L; i++)
printf("%7.4f / (%7.4f + %7.4fi) = (%7.4f + %7.4fi)\n",
vsip_vget_d(dataReOne,i),
vsip_real_d(vsip_cvget_d(dataComplex,i)),
vsip_imag_d(vsip_cvget_d(dataComplex,i)),
vsip_real_d(vsip_cvget_d(dataComplexQuotient,i)),
vsip_imag_d(vsip_cvget_d(dataComplexQuotient,i)));
/* destroy created objects */
vsip_blockdestroy_d(vsip_vdestroy_d(dataReOne));
vsip_blockdestroy_d(vsip_vdestroy_d(dataReTwo));
vsip_blockdestroy_d(vsip_vdestroy_d(dataReQuotient));
vsip_cblockdestroy_d(vsip_cvdestroy_d(dataComplex));
vsip_cblockdestroy_d(vsip_cvdestroy_d(dataComplexQuotient));
vsip_finalize((void *)0);
return 0;
}
int main(){vsip_init((void*)0);
{
/* vsip_cmview_d *B = vsip_cmcreate_d(P,N,VSIP_ROW,0);*/
vsip_scalar_d Re[20], Im[20];
vsip_cblock_d *Bblock = vsip_cblockbind_d(Re,Im,20,0);
vsip_cmview_d *B = vsip_cmbind_d(Bblock,0,4,5,1,4);
vsip_cvview_d *a = vsip_cvcreate_d(P,0),
*r = vsip_cvcreate_d(N,0);
int i, j;
for(i=0;i<P;i++)
vsip_cvput_d(a,i,vsip_cmplx_d(i,1 + sqrt(i)));
for(i=0;i<P;i++) for(j=0;j<N;j++)
vsip_cmput_d(B,i,j,vsip_cmplx_d(1 , i * j));
vsip_cvmprod_d(a,B,r);
printf("\n vector input \n v=[");
for(i=0;i<P;i++)
printf("(%5.2f %+5.2fi) ",
vsip_real_d(vsip_cvget_d(a,i)),
vsip_imag_d(vsip_cvget_d(a,i)));
printf("]\n");
printf("\n B input \n B =[\n");
{for(i=0;i<P;i++) {for(j=0;j<N;j++){
printf(" (%5.2f %+5.2fi) ",
vsip_real_d(vsip_cmget_d(B,i,j)),
vsip_imag_d(vsip_cmget_d(B,i,j)));
}
printf(";\n");
}
printf("]\n");
}
printf("\n vector output \n");
for(i=0;i<N;i++)
printf("(%5.2f, %5.2f) ",
vsip_real_d(vsip_cvget_d(r,i)),
vsip_imag_d(vsip_cvget_d(r,i)));
printf("\n");
vsip_cvalldestroy_d(a);
vsip_cmalldestroy_d(B);
vsip_cvalldestroy_d(r);
}vsip_finalize((void*)0);return 0;
}
int main(){vsip_init((void*)0);
{
vsip_cmview_d *A = vsip_cmcreate_d(M,P,VSIP_ROW,0),
*B = vsip_cmcreate_d(N,P,VSIP_ROW,0),
*R = vsip_cmcreate_d(M,N,VSIP_ROW,0);
int i, j;
for(i=0;i<M;i++) for(j=0;j<P;j++)
vsip_cmput_d(A,i,j,vsip_cmplx_d(i,1 + sqrt(i*j)));
for(i=0;i<N;i++) for(j=0;j<P;j++)
vsip_cmput_d(B,i,j,vsip_cmplx_d(1 , i * j));
printf("\n A input \n");
vsip_cmprodh_d(A,B,R);
{for(i=0;i<M;i++) {for(j=0;j<P;j++){
printf(": (%5.2f, %5.2f) ",
vsip_real_d(vsip_cmget_d(A,i,j)),
vsip_imag_d(vsip_cmget_d(A,i,j)));
}
printf(":\n");
}
}
printf("\n B input \n");
{for(i=0;i<N;i++) {for(j=0;j<P;j++){
printf(": (%5.2f, %5.2f) ",
vsip_real_d(vsip_cmget_d(B,i,j)),
vsip_imag_d(vsip_cmget_d(B,i,j)));
}
printf(":\n");
}
}
printf("\n R output \n");
{for(i=0;i<M;i++) {for(j=0;j<N;j++){
printf(": (%5.2f, %5.2f) ",
vsip_real_d(vsip_cmget_d(R,i,j)),
vsip_imag_d(vsip_cmget_d(R,i,j)));
}
printf(":\n");
}
}
vsip_cmalldestroy_d(A);
vsip_cmalldestroy_d(B);
vsip_cmalldestroy_d(R);
}vsip_finalize((void*)0);return 0;
}
int main()
{
int i;
vsip_cscalar_d z;
vsip_scalar_d data[N]; /* a public data space for I/O */
vsip_fft_d *rcfftNop;
vsip_block_d *block;
vsip_vview_d *xin;
vsip_cvview_d *yout;
vsip_init((void *)0);
rcfftNop = /* Create an out-of-place Real->Cmplx N-pt FFT */
vsip_rcfftop_create_d(N, 1.0, 1, VSIP_ALG_TIME);
/* Create a block object and bind it to the array data */
block = vsip_blockbind_d(data, N, VSIP_MEM_NONE);
xin = vsip_vbind_d(block, 0, 1, N);
/* Create another block and complex vector view for the
symmetric output */
yout = vsip_cvcreate_d((N/2)+1, VSIP_MEM_NONE);
/* Admit block to VSIPL for processing and initialize with a
linear ramp */
vsip_blockadmit_d(block, VSIP_FALSE);
vsip_vramp_d(0.0, 1.0, xin);
/* Compute an out-of-place Real->Cmplx N-pt FFT using the
rcfftNop object */
vsip_rcfftop_d(rcfftNop, xin, yout);
/* print it */
printf("Real Input Vector\n");
for(i=0; i<N; i++)
{
printf("%g\n", vsip_vget_d(xin,i));
}
printf("\nComplex Output Vector\n");
for(i=0; i<(N/2)+1; i++)
{
z = vsip_cvget_d(yout,i);
printf(SCMPLX "\n", ACMPLX(z));
}
/* Destroy the rcfftNop, blocks, and view objects */
vsip_fft_destroy_d(rcfftNop);
vsip_valldestroy_d(xin);
vsip_cvalldestroy_d(yout);
vsip_finalize((void *)0);
return(0);
}