#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() { 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; }
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; }
void VU_vfreqswapIP_d(vsip_vview_d* b) { vsip_length N = vsip_vgetlength_d(b); if(N%2){/* odd */ vsip_vview_d *a1 = vsip_vsubview_d(b, (vsip_index)(N/2)+1, (vsip_length)(N/2)); vsip_vview_d *a2 = vsip_vsubview_d(b, (vsip_index)0, (vsip_length)(N/2)+1); vsip_vview_d *a3 = vsip_vcreate_d((vsip_length)(N/2)+1, VSIP_MEM_NONE); vsip_vcopy_d_d(a2,a3); vsip_vputlength_d(a2,(vsip_length)(N/2)); vsip_vcopy_d_d(a1,a2); vsip_vputlength_d(a2,(vsip_length)(N/2) + 1); vsip_vputoffset_d(a2,(vsip_offset)(N/2)); vsip_vcopy_d_d(a3,a2); vsip_vdestroy_d(a1); vsip_vdestroy_d(a2); vsip_valldestroy_d(a3); }else{ /* even */ vsip_vview_d *a1 = vsip_vsubview_d(b, (vsip_index)(N/2), (vsip_length)(N/2)); vsip_vputlength_d(b,(vsip_length)(N/2)); vsip_vswap_d(b,a1); vsip_vdestroy_d(a1); vsip_vputlength_d(b,N); } return; }
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() { 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); { 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 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); { int i; vsip_cblock_d* blockOut = vsip_cblockcreate_d(2 * L, 0); vsip_cvview_d* vectorOut = vsip_cvbind_d(blockOut,0,2,L); vsip_cvview_d* vectorIn = vsip_cvcreate_d(L,0); vsip_vview_d* realIn = vsip_vrealview_d(vectorIn); vsip_vview_d* imagIn = vsip_vimagview_d(vectorIn); vsip_fft_d* fftplan = vsip_ccfftop_create_d(L,1,-1,0,0); vsip_fft_d* fftplanI = vsip_ccfftop_create_d(L,(double)1/L,1,0,0); char inputdata[L][20]; /* put some data in realIn*/ vsip_vramp_d(0, 2 * PI * F, realIn); vsip_vcos_d(realIn,realIn); /* print realIn */ for(i=0; i<L; i++) sprintf(inputdata[i],"%2d input-> %7.3f",i, vsip_vget_d(realIn,i)); /*make sure imagIn is full of zeros*/ vsip_vfill_d(0,imagIn); /*find the fft*/ vsip_ccfftop_d(fftplan,vectorIn,vectorOut); /*invert the fft*/ vsip_ccfftop_d(fftplanI,vectorOut,vectorIn); /*print it */ for(i=0; i<L; i++) printf("%s fft -> (%7.3f, %7.3f) ifft -> (%7.3f, %7.3f)\n", inputdata[i], vsip_real_d(vsip_cvget_d(vectorOut,i)), vsip_imag_d(vsip_cvget_d(vectorOut,i)), vsip_real_d(vsip_cvget_d(vectorIn,i)), vsip_imag_d(vsip_cvget_d(vectorIn,i))); { vsip_vdestroy_d(imagIn); vsip_vdestroy_d(realIn); vsip_cblockdestroy_d(vsip_cvdestroy_d(vectorIn)); vsip_cblockdestroy_d(vsip_cvdestroy_d(vectorOut)); vsip_fft_destroy_d(fftplan); vsip_fft_destroy_d(fftplanI); } } 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 i = 0; vsip_vview_d *dataA; vsip_vview_d *dataB; vsip_vview_d *dataMax; vsip_vview_d *dataMin; vsip_vview_d *dataRamp; vsip_init((void *)0); dataA = vsip_vcreate_d(L, VSIP_MEM_NONE); dataB = vsip_vcreate_d(L, VSIP_MEM_NONE); dataMax = vsip_vcreate_d(L, VSIP_MEM_NONE); dataMin = vsip_vcreate_d(L, VSIP_MEM_NONE); dataRamp = vsip_vcreate_d(L, VSIP_MEM_NONE); /* Make up some data */ vsip_vramp_d(0.0, (2 * PI)/((double)(L-1)), dataRamp); vsip_vsin_d(dataRamp, dataA); vsip_vcos_d(dataRamp, dataB); /* find the Maximum Magnitde dataA or dataB*/ vsip_vmaxmg_d(dataA,dataB,dataMax); vsip_vminmg_d(dataA,dataB,dataMin); /* print out the results */ printf("A B Max Mag Min Mag\n"); for(i = 0; i < L; i++) printf("%7.4f %7.4f %7.4f %7.4f\n", vsip_vget_d(dataA,i), vsip_vget_d(dataB,i), vsip_vget_d(dataMax,i), vsip_vget_d(dataMin,i)); /* recover allocated memory */ vsip_blockdestroy_d(vsip_vdestroy_d(dataA)); vsip_blockdestroy_d(vsip_vdestroy_d(dataB)); vsip_blockdestroy_d(vsip_vdestroy_d(dataMax)); vsip_blockdestroy_d(vsip_vdestroy_d(dataMin)); vsip_blockdestroy_d(vsip_vdestroy_d(dataRamp)); 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(){vsip_init((void*)0); { void VU_mprint_d(vsip_mview_d*); void VU_mfill_d(vsip_mview_d*, vsip_scalar_d); void VU_vprint_d(vsip_vview_d*); vsip_mview_d *A = vsip_mcreate_d(M,N,VSIP_ROW,0); vsip_mview_d *ATA = vsip_mcreate_d(N,N,VSIP_ROW,0); vsip_vview_d *b = vsip_vcreate_d(M,0); vsip_mview_d *ATB = vsip_mcreate_d(N,1,VSIP_COL,0); vsip_vview_d *ATb = vsip_mcolview_d(ATB,0); { /* store data */ vsip_mput_d(A,0,0,1); vsip_mput_d(A,0,1,2); vsip_mput_d(A,0,2,1); vsip_mput_d(A,1,0,3); vsip_mput_d(A,1,1,-1); vsip_mput_d(A,1,2,0); vsip_mput_d(A,2,0,2); vsip_mput_d(A,2,1,1); vsip_mput_d(A,2,2,-1); vsip_mput_d(A,3,0,1); vsip_mput_d(A,3,1,2); vsip_mput_d(A,3,2,2); vsip_vput_d(b,0,1); vsip_vput_d(b,1,2); vsip_vput_d(b,2,2); vsip_vput_d(b,3,1); } printf("b = \n");VU_vprint_d(b); printf("A = \n");VU_mprint_d(A); VU_mfill_d(ATA,0); vsip_gemp_d(1,A,VSIP_MAT_TRANS,A,VSIP_MAT_NTRANS,1,ATA); printf("ATA = \n");VU_mprint_d(ATA); vsip_vmprod_d(b,A,ATb); printf("ATb = \n"); VU_vprint_d(ATb); { vsip_lu_d* luAop = vsip_lud_create_d(N); vsip_lud_d(luAop,ATA); vsip_lusol_d(luAop,VSIP_MAT_NTRANS,ATB); printf("solve ATA x = ATb\n"); printf("x = \n"); VU_mprint_d(ATB); vsip_lud_destroy_d(luAop); } vsip_valldestroy_d(b); vsip_vdestroy_d(ATb); vsip_mdestroy_d(A); vsip_mdestroy_d(ATA); vsip_mdestroy_d(ATB); }vsip_finalize((void*)0);return 0; }
vsip_mview_d* VU_I_d(vsip_length M) { vsip_mview_d *I = vsip_mcreate_d(M,M,VSIP_ROW,VSIP_MEM_NONE); if(I != NULL){ vsip_vview_d *row = vsip_mrowview_d(I,0); if(row != NULL){ vsip_vputlength_d(row,(vsip_length)(M * M)); vsip_vfill_d((vsip_scalar_d)0.0,row); vsip_vputlength_d(row,M); vsip_vputstride_d(row,(vsip_stride) (M + 1)); vsip_vfill_d((vsip_scalar_d)1.0,row); vsip_vdestroy_d(row); } else { vsip_mdestroy_d(I); return (vsip_mview_d*) NULL; } } else { return (vsip_mview_d*) NULL; } return I; }
int main(){vsip_init((void*)0); { vsip_mview_d *A = vsip_mcreate_d(N,N,VSIP_COL,0); vsip_vview_d *x0 = vsip_vcreate_d(N,0); vsip_vview_d *b = vsip_vcreate_d(N,0); vsip_mview_d *X = vsip_mcreate_d(N,3,VSIP_ROW,0); vsip_mview_d *XT = vsip_mcreate_d(N,3,VSIP_COL,0); vsip_vramp_d(1,1,x0); vsip_vmul_d(x0,x0,x0); vsip_mput_d(A,0,0,-3); vsip_mput_d(A,0,1,7); vsip_mput_d(A,0,2,10); vsip_mput_d(A,0,3,12); vsip_mput_d(A,1,0,0); vsip_mput_d(A,1,1,13); vsip_mput_d(A,1,2,18); vsip_mput_d(A,1,3,6); vsip_mput_d(A,2,0,2); vsip_mput_d(A,2,1,-9); vsip_mput_d(A,2,2,6); vsip_mput_d(A,2,3,3); vsip_mput_d(A,3,0,1); vsip_mput_d(A,3,1,2); vsip_mput_d(A,3,2,3); vsip_mput_d(A,3,3,4); {int i,j; printf("A = [\n"); for(i=0; i<N; i++){ for(j=0; j<N; j++) printf("%9.2f%s",vsip_mget_d(A,i,j),(j == N-1) ? "":","); printf(";\n"); } printf("]\n"); } { int k; vsip_vview_d *x; vsip_length L = vsip_mgetrowlength_d(X); for(k=0; k<L; k++){ x = vsip_mcolview_d(X,k); vsip_mvprod_d(A,x0,b); vsip_vcopy_d_d(b,x); vsip_svmul_d(2.0,x0,x0); vsip_vdestroy_d(x); } {int i,j; printf("X = [\n");for(i=0; i<N; i++){ for(j=0; j<3; j++) printf("%9.2f%s",vsip_mget_d(X,i,j),(j == 2) ? "":","); printf(";\n"); } printf("]\n"); } { vsip_lu_d* luAop = vsip_lud_create_d(N); vsip_mcopy_d_d(X,XT); if(luAop == NULL) exit(1); vsip_lud_d(luAop,A); vsip_lusol_d(luAop,0,X); vsip_lusol_d(luAop,1,XT); vsip_lud_destroy_d(luAop); } } {int i,j; printf("A\\X\n"); for(i=0; i<N; i++){ for(j=0; j<3; j++) printf("%9.2f%s",vsip_mget_d(X,i,j),(j == 2) ? "":","); printf(";\n"); } } {int i,j; printf("A'\\X\n"); for(i=0; i<N; i++){ for(j=0; j<3; j++) printf("%9.2f%s",vsip_mget_d(XT,i,j),(j == 2) ? "":","); printf(";\n"); } } { vsip_valldestroy_d(b); vsip_valldestroy_d(x0); vsip_malldestroy_d(X); vsip_malldestroy_d(A); } }vsip_finalize((void*)0);return 1; }
void ref_corr_d(vsip_bias bias, vsip_support_region sup, vsip_vview_d const *ref, vsip_vview_d const *in, vsip_vview_d const *out) { vsip_length M = vsip_vgetlength_d(ref); vsip_length N = vsip_vgetlength_d(in); vsip_length P = vsip_vgetlength_d(out); vsip_length expected_P = ref_corr_output_size(sup, M, N); vsip_stride shift = ref_expected_shift(sup, M); assert(expected_P == P); vsip_vview_d *sub = vsip_vcreate_d(M, VSIP_MEM_NONE); // compute correlation vsip_index i; for (i=0; i<P; ++i) { vsip_vfill_d(0, sub); vsip_stride pos = (vsip_stride)i + shift; double scale; if (pos < 0) { vsip_vview_d *subsub = vsip_vsubview_d(sub, -pos, M + pos); vsip_vview_d *insub = vsip_vsubview_d(in, 0, M + pos); vsip_vcopy_d_d(insub, subsub); vsip_vdestroy_d(subsub); vsip_vdestroy_d(insub); scale = M + pos; } else if (pos + M > N) { vsip_vview_d *subsub = vsip_vsubview_d(sub, 0, N - pos); vsip_vview_d *insub = vsip_vsubview_d(in, pos, N - pos); vsip_vcopy_d_d(insub, subsub); vsip_vdestroy_d(subsub); vsip_vdestroy_d(insub); scale = N - pos; } else { vsip_vview_d *insub = vsip_vsubview_d(in, pos, M); vsip_vcopy_d_d(insub, sub); vsip_vdestroy_d(insub); scale = M; } #if VSIP_IMPL_CORR_CORRECT_SAME_SUPPORT_SCALING #else if (sup == VSIP_SUPPORT_SAME) { if (i < (M/2)) scale = i + (M+1)/2; // i + ceil(M/2) else if (i < N - (M/2)) scale = M; // M else scale = N - 1 + (M+1)/2 - i; // N-1+ceil(M/2)-i } #endif double val = vsip_vdot_d(ref, sub); if (bias == VSIP_UNBIASED) val /= scale; vsip_vput_d(out, i, val); } }
int main(){vsip_init((void*)0); { void VU_cmprint_d(vsip_cmview_d*); /* int i;*/ vsip_cmview_d *w = vsip_cmcreate_d(5,L+1,VSIP_ROW,0); vsip_cmview_d *W = vsip_cmcreate_d(5,L+1,VSIP_ROW,0); vsip_cmview_d *IW = vsip_cmcreate_d(5,L+1,VSIP_ROW,0); vsip_vview_d *blackman = vsip_vcreate_blackman_d(L,0), *hanning = vsip_vcreate_hanning_d(L,0), *kaiser = vsip_vcreate_kaiser_d(L,beta,0), *cheby = vsip_vcreate_cheby_d(L,ripple,0); vsip_fftm_d *fft = vsip_ccfftmop_create_d(4,L,1,VSIP_FFT_FWD,VSIP_ROW,0,0); vsip_fftm_d *ifft = vsip_ccfftmop_create_d(4, L, 1.0/L, VSIP_FFT_INV, VSIP_ROW,0,0); /*printf(" blackman "); printf(" hanning kaiser chebyshev\n"); for(i=0; i < L; i++) printf("%11.8f; %11.8f; %11.8f; %11.8f\n", vsip_vget_d(blackman,i), vsip_vget_d(hanning,i), vsip_vget_d(kaiser,i), vsip_vget_d(cheby,i)); */ vsip_cmputcollength_d(w,4); vsip_cmputcollength_d(W,4); vsip_cmputcollength_d(IW,4); vsip_cmputrowlength_d(w,L); vsip_cmputrowlength_d(W,L); vsip_cmputrowlength_d(IW,L); { vsip_mview_d *wR = vsip_mrealview_d(w); vsip_mview_d *wI = vsip_mimagview_d(w); vsip_vview_d *v = vsip_mrowview_d(wR,0); vsip_vview_d *vi = vsip_mrowview_d(wI,0); vsip_offset o = (vsip_offset)vsip_mgetcolstride_d(wR); vsip_offset oi = (vsip_offset)vsip_mgetcolstride_d(wI); vsip_vcopy_d_d(blackman,v); vsip_vfill_d(0,vi); vsip_vputoffset_d(v,vsip_vgetoffset_d(v) + o); vsip_vputoffset_d(vi,vsip_vgetoffset_d(vi) + oi); vsip_vcopy_d_d(hanning,v); vsip_vfill_d(0,vi); vsip_vputoffset_d(v,vsip_vgetoffset_d(v) + o); vsip_vputoffset_d(vi,vsip_vgetoffset_d(vi) + oi); vsip_vcopy_d_d(kaiser,v); vsip_vfill_d(0,vi); vsip_vputoffset_d(v,vsip_vgetoffset_d(v) + o); vsip_vputoffset_d(vi,vsip_vgetoffset_d(vi) + oi); vsip_vcopy_d_d(cheby,v); vsip_vfill_d(0,vi); vsip_mdestroy_d(wR); vsip_vdestroy_d(v); vsip_mdestroy_d(wI); vsip_vdestroy_d(vi); } vsip_ccfftmop_d(fft,w,W); vsip_ccfftmop_d(ifft,W,IW); printf(" w = ");VU_cmprint_d(w); printf(" W = ");VU_cmprint_d(W); printf("IW = ");VU_cmprint_d(IW); {/* test vsip_fftm_getattr_d */ vsip_fftm_attr_d attr; vsip_fftm_getattr_d(fft, &attr); printf("%lu %lu %lu %lu %d %f %d %d\n", vsip_rowindex(attr.input), vsip_colindex(attr.input), vsip_rowindex(attr.output), vsip_colindex(attr.output), attr.place,attr.scale,attr.dir,attr.major); vsip_fftm_getattr_d(ifft, &attr); printf("%lu %lu %lu %lu %d %f %d %d\n", vsip_rowindex(attr.input), vsip_colindex(attr.input), vsip_rowindex(attr.output), vsip_colindex(attr.output), attr.place,attr.scale,attr.dir,attr.major); } vsip_fftm_destroy_d(fft); vsip_fftm_destroy_d(ifft); vsip_valldestroy_d(blackman); vsip_valldestroy_d(hanning); vsip_valldestroy_d(kaiser); vsip_valldestroy_d(cheby); vsip_cmalldestroy_d(w); vsip_cmalldestroy_d(W); vsip_cmalldestroy_d(IW); }vsip_finalize((void*)0);return 0; }
int main(){vsip_init((void*)0); { vsip_cmview_d *Adummy = vsip_cmcreate_d(5*NN,5*NN,VSIP_COL,0); vsip_cmview_d *A = vsip_cmsubview_d(Adummy,3,2,NN,NN); /* vsip_cmview_d *A= vsip_cmcreate_d(NN,NN,VSIP_COL,0); */ vsip_cvview_d *x0 = vsip_cvcreate_d(NN,0); vsip_vview_d *x0_r = vsip_vrealview_d(x0); vsip_vview_d *x0_i = vsip_vimagview_d(x0); vsip_cmview_d *X = vsip_cmcreate_d(NN,3,VSIP_ROW,0); vsip_cmview_d *XT = vsip_cmcreate_d(NN,3,VSIP_COL,0); vsip_cmputrowstride_d(A,2*vsip_cmgetrowstride_d(A)); vsip_cmputcolstride_d(A,3*vsip_cmgetcolstride_d(A)); /* matrix data */ vsip_cmput_d(A,0,0,vsip_cmplx_d(0.5,0.1)); vsip_cmput_d(A,0,1,vsip_cmplx_d(7,0.1)); vsip_cmput_d(A,0,2,vsip_cmplx_d(10,0.1)); vsip_cmput_d(A,0,3,vsip_cmplx_d(12,0.1)); vsip_cmput_d(A,0,4,vsip_cmplx_d(-3,0.1)); vsip_cmput_d(A,0,5,vsip_cmplx_d(0,0.1)); vsip_cmput_d(A,0,6,vsip_cmplx_d(.05,0.1)); vsip_cmput_d(A,1,0,vsip_cmplx_d(2,0.1)); vsip_cmput_d(A,1,1,vsip_cmplx_d(13,0.1)); vsip_cmput_d(A,1,2,vsip_cmplx_d(18,0.1)); vsip_cmput_d(A,1,3,vsip_cmplx_d(6,0.1)); vsip_cmput_d(A,1,4,vsip_cmplx_d(0,0.1)); vsip_cmput_d(A,1,5,vsip_cmplx_d(130,0.1)); vsip_cmput_d(A,1,6,vsip_cmplx_d(8,0.1)); vsip_cmput_d(A,2,0,vsip_cmplx_d(3,0.1)); vsip_cmput_d(A,2,1,vsip_cmplx_d(-9,0.1)); vsip_cmput_d(A,2,2,vsip_cmplx_d(2,0.1)); vsip_cmput_d(A,2,3,vsip_cmplx_d(3,0.2)); vsip_cmput_d(A,2,4,vsip_cmplx_d(2,0.2)); vsip_cmput_d(A,2,5,vsip_cmplx_d(-9,0.2)); vsip_cmput_d(A,2,6,vsip_cmplx_d(6,0.2)); vsip_cmput_d(A,3,0,vsip_cmplx_d(4,0.2)); vsip_cmput_d(A,3,1,vsip_cmplx_d(2,0.2)); vsip_cmput_d(A,3,2,vsip_cmplx_d(2,0.2)); vsip_cmput_d(A,3,3,vsip_cmplx_d(4,0.2)); vsip_cmput_d(A,3,4,vsip_cmplx_d(1,0.2)); vsip_cmput_d(A,3,5,vsip_cmplx_d(2,0.2)); vsip_cmput_d(A,3,6,vsip_cmplx_d(3,0.2)); vsip_cmput_d(A,4,0,vsip_cmplx_d(.2,0.3)); vsip_cmput_d(A,4,1,vsip_cmplx_d(2,0.3)); vsip_cmput_d(A,4,2,vsip_cmplx_d(9,0.3)); vsip_cmput_d(A,4,3,vsip_cmplx_d(4,0.3)); vsip_cmput_d(A,4,4,vsip_cmplx_d(1,0.3)); vsip_cmput_d(A,4,5,vsip_cmplx_d(2,0.3)); vsip_cmput_d(A,4,6,vsip_cmplx_d(3,0.3)); vsip_cmput_d(A,5,0,vsip_cmplx_d(.1,0.4)); vsip_cmput_d(A,5,1,vsip_cmplx_d(2,0.4)); vsip_cmput_d(A,5,2,vsip_cmplx_d(.3,0.4)); vsip_cmput_d(A,5,3,vsip_cmplx_d(4,0.4)); vsip_cmput_d(A,5,4,vsip_cmplx_d(1,0.4)); vsip_cmput_d(A,5,5,vsip_cmplx_d(2,0.4)); vsip_cmput_d(A,5,6,vsip_cmplx_d(3,0.4)); vsip_cmput_d(A,6,0,vsip_cmplx_d(.01,0.4)); vsip_cmput_d(A,6,1,vsip_cmplx_d(.2,0.4)); vsip_cmput_d(A,6,2,vsip_cmplx_d(3,0.4)); vsip_cmput_d(A,6,3,vsip_cmplx_d(4,0.4)); vsip_cmput_d(A,6,4,vsip_cmplx_d(1,0.4)); vsip_cmput_d(A,6,5,vsip_cmplx_d(2,0.4)); vsip_cmput_d(A,6,6,vsip_cmplx_d(3,0.4)); { /* were solving for NTRANS Ax = B */ /* use a known X, calculate B using Ax */ int k; vsip_cvview_d *x; vsip_cmview_d *AT = vsip_cmcreate_d(NN,NN,VSIP_ROW,VSIP_MEM_NONE); vsip_length L = vsip_cmgetrowlength_d(X); vsip_cmherm_d(A,AT); printf("A = "); VU_cmprintm_d("7.4",A); printf("AT = "); VU_cmprintm_d("7.4",AT); vsip_vramp_d(1,1,x0_r); vsip_vramp_d(1,-1,x0_i); for(k=0; k<L; k++){ x = vsip_cmcolview_d(X,k); vsip_cmvprod_d(A,x0,x); vsip_rscvmul_d(2.0,x0,x0); vsip_cvdestroy_d(x); } vsip_vramp_d(1,1,x0_r); vsip_vramp_d(1,-1,x0_i); for(k=0; k<L; k++){ x = vsip_cmcolview_d(XT,k); vsip_cmvprod_d(AT,x0,x); VU_cvprintm_d("7.4",x0); vsip_rscvmul_d(2.0,x0,x0); vsip_cvdestroy_d(x); } vsip_cmalldestroy_d(AT); printf("B = "); VU_cmprintm_d("7.4",X); printf("BT = "); VU_cmprintm_d("7.4",XT); { /* then solve to see if we get X back */ vsip_clu_d* luAop = vsip_clud_create_d(NN); if(luAop == NULL) exit(1); vsip_clud_d(luAop,A); { vsip_clu_attr_d attr; vsip_clud_getattr_d(luAop,&attr); printf("lud size %lu\n",attr.n); } vsip_clusol_d(luAop,VSIP_MAT_NTRANS,X); vsip_clusol_d(luAop,VSIP_MAT_HERM,XT); vsip_clud_destroy_d(luAop); } } printf("A\\X = "); VU_cmprintm_d("9.6",X); printf("A'\\X = "); VU_cmprintm_d("9.6",XT); { vsip_vdestroy_d(x0_r);vsip_vdestroy_d(x0_i); vsip_cvalldestroy_d(x0); vsip_cmalldestroy_d(X); vsip_cmalldestroy_d(A); } }vsip_finalize((void*)0);return 1; }
int main(){vsip_init((void*)0); { vsip_mview_d *A = vsip_mcreate_d(N,N,VSIP_ROW,0); vsip_vview_d *x0 = vsip_vcreate_d(N,0); vsip_vview_d *b = vsip_vcreate_d(N,0); vsip_mview_d *X = vsip_mcreate_d(N,3,VSIP_ROW,0); vsip_mview_d *XT = vsip_mcreate_d(N,3,VSIP_ROW,0); vsip_vramp_d(1,1,x0); vsip_vmul_d(x0,x0,x0); { int i; vsip_vview_d *r = vsip_mrowview_d(A,0); vsip_offset o = vsip_vgetoffset_d(r); for(i=0; i<N; i++){ vsip_vputoffset_d(r,o); vsip_vramp_d(i,1,r); o +=N; } vsip_vdestroy_d(r); } { vsip_vview_d *r = vsip_mdiagview_d(A,0); vsip_vfill_d(0,r); vsip_vdestroy_d(r); } {int i,j; printf("A = [\n"); for(i=0; i<N; i++){ for(j=0; j<N; j++) printf("%9.2f%s",vsip_mget_d(A,i,j),(j == N-1) ? "":","); printf(";\n"); } printf("]\n"); } { int k; vsip_vview_d *x; vsip_length L = vsip_mgetrowlength_d(X); for(k=0; k<L; k++){ x = vsip_mcolview_d(X,k); vsip_mvprod_d(A,x0,b); vsip_vcopy_d_d(b,x); vsip_svmul_d(2.0,x0,x0); vsip_vdestroy_d(x); } {int i,j; printf("X = [\n"); for(i=0; i<N; i++){ for(j=0; j<3; j++) printf("%9.2f%s",vsip_mget_d(X,i,j),(j == 2) ? "":","); printf(";\n"); } printf("]\n"); } {vsip_lu_d* luAop = vsip_lud_create_d(N); vsip_mcopy_d_d(X,XT); if(luAop == NULL) exit(1); vsip_lud_d(luAop,A); vsip_lusol_d(luAop,0,X); vsip_lusol_d(luAop,1,XT); vsip_lud_destroy_d(luAop); } } {int i,j; printf("A\\X\n"); for(i=0; i<N; i++){ for(j=0; j<3; j++) printf("%9.2f%s",vsip_mget_d(X,i,j),(j == 2) ? "":","); printf(";\n"); } } {int i,j; printf("A'\\X\n"); for(i=0; i<N; i++){ for(j=0; j<3; j++) printf("%9.2f%s",vsip_mget_d(XT,i,j),(j == 2) ? "":","); printf(";\n"); } } { vsip_valldestroy_d(b); vsip_valldestroy_d(x0); vsip_malldestroy_d(X); vsip_malldestroy_d(A); } }vsip_finalize((void*)0);return 1; }