static int test_fit(){
info("Fit\n");
dcell *opdr=dcellread("opdr.bin");
MUV_T FR;
FR.M=dspcellread("FRM.bin");
FR.U=dcellread("FRU.bin");
FR.V=dcellread("FRV.bin");
MUV_T FL;
FL.M=dspcellread("FLM.bin");
FL.U=dcellread("FLU.bin");
FL.V=dcellread("FLV.bin");
dcell *rhs=NULL;
tic;
for(int i=0; i<10; i++)
MUV(&rhs, &FR, opdr, 1);
toc("");
dcell *MUV_f=NULL;
tic;
for(int i=0; i<10; i++)
MUV(&MUV_f, &FL, rhs, 1);
toc("");
writebin(rhs,"fit_rhs1.bin");
writebin(MUV_f,"MUV_f.bin");
RECON_T *recon=mycalloc(1,RECON_T);
recon->HX=dspcellread("HX.bin");
recon->HA=dspcellread("HA.bin");
recon->W1=dread("W1.bin");
recon->W0=dspread("W0.bin");
recon->NW=dcellread("NW.bin");
recon->fitwt=dread("fitwt.bin");
dcell *rhs2=NULL;
tic;
for(int i=0; i<10; i++)
FitR(&rhs2, recon, opdr, 1);
toc("");
writebin(rhs2,"fit_rhs2.bin");
tic;
dcell *FitL_f=NULL;
for(int i=0; i<10; i++)
FitL(&FitL_f, recon, rhs2, 1);
toc("");
writebin(FitL_f,"FitL_f.bin");
info("Diff between rhs is %g\n", dcelldiff(rhs, rhs2));
info("Diff between lhs is %g\n", dcelldiff(MUV_f, FitL_f));
dcellfree(rhs);
dcellfree(MUV_f);
dcellfree(rhs2);
dcellfree(FitL_f);
return 0;
}
/**
Setup ray tracing operator HXF from xloc to aperture ploc along DM fiting directions*/
static void
setup_recon_HXF(RECON_T *recon, const PARMS_T *parms){
if(parms->load.HXF && zfexist(parms->load.HXF)){
warning("Loading saved HXF\n");
recon->HXF=dspcellread("%s",parms->load.HXF);
}else{
info2("Generating HXF");TIC;tic;
const int nfit=parms->fit.nfit;
const int npsr=recon->npsr;
recon->HXF=cellnew(nfit, npsr);
PDSPCELL(recon->HXF,HXF);
for(int ifit=0; ifit<nfit; ifit++){
double hs=parms->fit.hs->p[ifit];
for(int ips=0; ips<npsr; ips++){
const double ht = recon->ht->p[ips];
const double scale=1.-ht/hs;
double displace[2];
displace[0]=parms->fit.thetax->p[ifit]*ht;
displace[1]=parms->fit.thetay->p[ifit]*ht;
HXF[ips][ifit]=mkh(recon->xloc->p[ips], recon->floc,
displace[0], displace[1], scale);
}
}
if(parms->save.setup){
writebin(recon->HXF,"HXF");
}
toc2(" ");
}
}
int main(int argc, char* argv[]){
/*dsp *RLMc1=dspread("RLMc_old.bin"); */
if(argc!=2){
error("Need 1 argument\n");
}
dspcell *RLM=dspcellread("%s",argv[1]);
dsp *RLMc=dspcell2sp(RLM);
tic;info2("chol ...");
spchol *R1=chol_factorize(RLMc);
toc("done");
rand_t rstat;
seed_rand(&rstat,1);
dmat *y=dnew(RLMc->m, 1);
drandn(y, 1, &rstat);
dmat *x=NULL, *x2=NULL, *x3=NULL;
chol_convert(R1, 1);
tic;
chol_solve(&x, R1, y);
toc("cholmod");tic;
chol_solve(&x, R1, y);
toc("cholmod");tic;
chol_solve_upper(&x3, R1, y);
toc("upper");tic;
chol_solve_upper(&x3, R1, y);
toc("upper");tic;
chol_solve_lower(&x2, R1,y);
toc("lower");tic;
chol_solve_lower(&x2, R1,y);
toc("lower");tic;
chol_solve(&x, R1, y);
toc("cholmod");tic;
chol_solve(&x, R1, y);
toc("cholmod");tic;
writebin(y,"y");
writebin(x,"x");
writebin(x2,"x2");
writebin(x3,"x3");
chol_free(R1);
dspfree(RLMc);
dspcellfree(RLM);
}
static int test_tomo(){
info("Tomo\n");
dcell *grad=dcellread("grad.bin");
MUV_T RR;
RR.M=dspcellread("RRM.bin");
RR.U=dcellread("RRU.bin");
RR.V=dcellread("RRV.bin");
tic;
dcell *rhs=NULL;
MUV(&rhs, &RR, grad, 1);
toc("");
writebin(rhs,"rhs.bin");
MUV_T RL;
RL.M=dspcellread("RLM.bin");
RL.U=dcellread("RLU.bin");
RL.V=dcellread("RLV.bin");
dcell *junk=NULL;
tic;
for(int i=0; i<1; i++){
MUV(&junk, &RL, rhs, 1);
}
toc("");
writebin(junk,"MUV1.bin");
RECON_T *recon=mycalloc(1,RECON_T);
recon->G0=dspcellread("G0.bin");
recon->TT=dcellread("TT.bin");
recon->PTT=dcellread("PTT.bin");
recon->L2=dspcellread("L2.bin");
recon->ZZT=dspcellread("ZZT.bin");
recon->saneai=dspcellread("saneai.bin");
tic;
dcell *rhs2=NULL;
TomoR(&rhs2, recon, grad, 1);
toc("");
writebin(rhs2,"rhs2.bin");
dcell *junk2=NULL;
tic;
TomoL(&junk2, recon, rhs, 1);
toc("");
writebin(junk2,"TomoL1.bin");
info("Diff between rhs is %g\n", dcelldiff(rhs, rhs2));
info("Diff between lhs is %g\n", dcelldiff(junk,junk2));
return 0;
}
/**
Setup the least square reconstruct by directly inverting GA matrix.
The reconstructor is simply the pseudo inverse of GA matrix:
\f[\hat{x}=(G_a^TC_g^{-1}G_a)^{-1}G_a^TC_g^{-1}\f]
This is very close to RR except replacing GX with GA.
We use the tomograhy parameters for lsr, since lsr is simply "tomography" onto DM directly.
*/
void setup_recon_lsr(RECON_T *recon, const PARMS_T *parms){
const int ndm=parms->ndm;
const int nwfs=parms->nwfsr;
cell *GAlsr;
cell *GAM=parms->recon.modal?(cell*)recon->GM:(cell*)recon->GA;
if(parms->recon.split){ //high order wfs only in split mode.
GAlsr=parms->recon.modal?(cell*)recon->GMhi:(cell*)recon->GAhi;
}else{ //all wfs in integrated mode.
GAlsr=GAM;
}
int free_GAlsr=0;
if(GAlsr->p[0]->id!=M_DBL){
dsp *tmp=dsp_cast(GAlsr->p[0]);
if(tmp->nzmax>tmp->nx*tmp->ny*0.2){//not very sparse
dcell *tmp2=0;
free_GAlsr=1;
dcelladd(&tmp2, 1, (dspcell*)GAlsr, 1);
GAlsr=(cell*)tmp2;
}
}
info2("Building recon->LR\n");
recon->LR.M=dcellmm2(GAlsr, recon->saneai, "tn");
// Tip/tilt and diff focus removal low rand terms for LGS WFS.
if(recon->TTF){
dcellmm(&recon->LR.U, recon->LR.M, recon->TTF, "nn", 1);
recon->LR.V=dcelltrans(recon->PTTF);
}
info2("Building recon->LL\n");
recon->LL.M=dcellmm2(recon->LR.M, GAlsr, "nn");
if(free_GAlsr){
cellfree(GAlsr);
}
double maxeig=pow(recon->neamhi * recon->aloc->p[0]->dx, -2);
if(parms->recon.modal){
double strength=1;
for(int idm=0; idm<ndm; idm++){
strength*=dnorm(recon->amod->p[idm]);
}
strength=pow(strength, 2./ndm);
maxeig*=strength;
}
if(fabs(parms->lsr.tikcr)>EPS){
info2("Adding tikhonov constraint of %g to LLM\n", parms->lsr.tikcr);
info2("The maximum eigen value is estimated to be around %g\n", maxeig);
dcelladdI(recon->LL.M, parms->lsr.tikcr*maxeig);
}
dcell *NW=NULL;
if(!parms->recon.modal){
if(parms->lsr.alg!=2){
/* Not SVD, need low rank terms for piston/waffle mode constraint. */
NW=dcellnew(ndm,1);
int nmod=2;/*two modes. */
for(int idm=0; idm<ndm; idm++){
loc_create_map(recon->aloc->p[idm]);
const long nloc=recon->aloc->p[idm]->nloc;
NW->p[idm]=dnew(nloc, ndm*nmod);
double *p=NW->p[idm]->p+nmod*idm*nloc;
const double *cpl=recon->actcpl->p[idm]->p;
for(long iloc=0; iloc<nloc; iloc++){
if(cpl[iloc]>0.1){
p[iloc]=1;/*piston mode */
}
}
/*notice offset of 1 because map start count at 1 */
p=NW->p[idm]->p+(1+nmod*idm)*nloc-1;
map_t *map=recon->aloc->p[idm]->map;
for(long iy=0; iy<map->ny; iy++){
for(long ix=0; ix<map->nx; ix++){
if(IND(map,ix,iy)){
p[(long)IND(map,ix,iy)]=(double)2*((iy+ix)&1)-1;
}
}
}
}
/*scale it to match the magnitude of LL.M */
dcellscale(NW, sqrt(maxeig));
if(parms->save.setup){
writebin(NW, "lsrNW");
}
}
if(parms->lsr.actslave){
/*actuator slaving. important. change from 0.5 to 0.1 on 2011-07-14. */
dspcell *actslave=slaving(recon->aloc, recon->actcpl, NW,
recon->actstuck, recon->actfloat, parms->lsr.actthres, maxeig);
if(parms->save.setup){
if(NW){
writebin(NW, "lsrNW2");
}
writebin(actslave,"actslave");
}
dcelladd(&recon->LL.M, 1, actslave, 1);
cellfree(actslave);
}
}
/*Low rank terms for low order wfs. Only in Integrated tomography. */
dcell *ULo=dcellnew(ndm,nwfs);
dcell *VLo=dcellnew(ndm,nwfs);
dcell* pULo=ULo/*PDELL*/;
dcell* pVLo=VLo/*PDELL*/;
for(int iwfs=0; iwfs<nwfs; iwfs++){
int ipowfs=parms->wfsr[iwfs].powfs;
if(parms->powfs[ipowfs].skip || !parms->powfs[ipowfs].lo){
continue;
}
for(int idm=0; idm<ndm; idm++){
dspfull(PIND(pULo,idm,iwfs), (dsp*)IND(recon->LR.M, idm, iwfs),'n',-1);
dspfull(PIND(pVLo,idm,iwfs), (dsp*)IND(GAM, iwfs, idm),'t',1);
}
}
recon->LL.U=dcellcat(recon->LR.U, ULo, 2);
dcell *GPTTDF=NULL;
dcellmm(&GPTTDF, GAM, recon->LR.V, "tn", 1);
recon->LL.V=dcellcat(GPTTDF, VLo, 2);
dcellfree(GPTTDF);
dcellfree(ULo);
dcellfree(VLo);
if(!parms->recon.modal && NW){
info2("Create piston and check board modes that are in NULL space of GA.\n");
/*add to low rank terms. */
dcell *tmp=recon->LL.U;
recon->LL.U=dcellcat(tmp, NW, 2);
dcellfree(tmp);
dcellscale(NW, -1);
tmp=recon->LL.V;
recon->LL.V=dcellcat(tmp, NW, 2);
dcellfree(tmp);
dcellfree(NW);
}
if(parms->lsr.fnreg){
warning("Loading LSR regularization from file %s.\n", parms->lsr.fnreg);
dspcell *tmp=dspcellread("%s", parms->lsr.fnreg);
dcelladd(&recon->LL.M, 1, tmp, 1);
dspcellfree(tmp);
}
recon->LL.alg = parms->lsr.alg;
recon->LL.bgs = parms->lsr.bgs;
recon->LL.warm = parms->recon.warm_restart;
recon->LL.maxit = parms->lsr.maxit;
/*Remove empty cells. */
dcelldropempty(&recon->LR.U,2);
dcelldropempty(&recon->LR.V,2);
dcelldropempty(&recon->LL.U,2);
dcelldropempty(&recon->LL.V,2);
if(parms->save.recon){
writebin(recon->LR.M,"LRM");
writebin(recon->LR.U,"LRU");
writebin(recon->LR.V,"LRV");
writebin(recon->LL.M,"LLM.bin");/*disable compression */
writebin(recon->LL.U,"LLU");
writebin(recon->LL.V,"LLV");
}
if(parms->lsr.alg==0 || parms->lsr.alg==2){
if(!parms->lsr.bgs){
muv_direct_prep(&recon->LL, (parms->lsr.alg==2)*parms->lsr.svdthres);
if(parms->save.recon){
if(recon->LL.C)
chol_save(recon->LL.C, "LLC.bin");
else
writebin(recon->LL.MI, "LLMI.bin");
}
cellfree(recon->LL.M);
dcellfree(recon->LL.U);
dcellfree(recon->LL.V);
}else{
muv_direct_diag_prep(&(recon->LL), (parms->lsr.alg==2)*parms->lsr.svdthres);
if(parms->save.recon){
for(int ib=0; ib<recon->LL.nb; ib++){
if(recon->LL.CB)
chol_save(recon->LL.CB[ib],"LLCB_%d.bin", ib);
else
writebin(recon->LL.MI,"LLMIB_%d.bin", ib);
}
}
/*Don't free M, U, V */
}
}
}