#include "ctf.h"#include "log.h"#include "emdata.h"#include "xydata.h"#include "Assert.h"#include "projector.h"#include <sys/types.h>#include <sys/times.h>#include <time.h>#include <sys/time.h>#include <iostream>#include "spidutil.h"#include "spidfft.h"Include dependency graph for spidutil.cpp:

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Functions | |
| int | aprings (int nimg, int nring, float *imgstk, int nsam, int nrow, int *numr, float *refcstk, int lcirc, char mode) |
| int | apring1 (float *sqimg, int nsam, int nrow, float *imgcirc, int lcirc, int nring, char mode, int *numr, float *wr) |
| float | quadri (float xx, float yy, int nxdata, int nydata, float *fdata) |
| Quadratic interpolation (2D). | |
| int | alprbs (int *numr, int nring, int *lcirc, char mode) |
| void | ringwe (float *wr, int *numr, int nring) |
| int | setnring (int mr, int nr, int iskip) |
| void | numrinit (int mr, int nr, int iskip, int *numr) |
| void | normass (float *sqimg, int nsam, int ns1, int ns2, int nr1, int nr2, int ir1, int ir2) |
| void | frngs (float *circ, int *numr, int nring) |
| int | applyws (float *circ, int lcirc, int *numr, float *wr, int nring) |
| void | normas (float *sqimg, int nsam, int ns1, int ns2, int nr1, int nr2, int ir1, int ir2) |
| void | alrq (float *xim, int nsam, int nrow, int *numr, float *circ, int lcirc, int nring, char mode) |
| int | crosrng_ms (float *circ1, float *circ2, int lcirc, int nring, int maxrin, int *numr, double *qn, float *tot, double *qm, double *tmt) |
| void | prb1d (double *b, int npoint, float *pos) |
| void | apmaster_1 (char mode, float *divas, int nr, int *numth, int lsam, int lrow, int *nsam, int *nrow) |
| void | win_resize (float *imgfrom, float *imgto, int lsam, int lrow, int nsam, int nrow, int lr1, int lr2, int ls1, int ls2) |
| int | apmd (EMData *refprj, Dict refparams, EMData *expimg, APMDopt options, float *fangles) |
| int | aprq2d (float *sqimg, float *bfc, int *numr, int nsam, int nrow, int ishrange, int istep, int nsb, int nse, int nrb, int nre, int lcirc, int nring, int maxrin, int nima, char mode, float *refdirs, float *expdir, float range, float *diref, float *ccrot, float *rangnew, float *xshsum, float *yshsum, int *nimalcg, int ckmirror, int limitrange) |
| float | ang_n (float rkk, char mode, int maxrin) |
| void | alrq_ms (float *xim, int nsam, int nrow, float cns2, float cnr2, int *numr, float *circ, int lcirc, int nring, char mode) |
| void | parabld (double *z33, float *xsh, float *ysh, double *peakv) |
| void | crosrng_e (float *circ1, float *circ2, int lcirc, int nring, int maxrin, int *numr, double *qn, float *tot, int neg) |
| int | apmq (EMData *refprj, Dict refparams, EMData *expimg, APMQopt options, float *angles, float *shifts) |
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Definition at line 309 of file spidutil.cpp. References min0, numr, and status. Referenced by apmd(), and apmq(). 00310 {
00311 /*
00312 c purpose: appears to circular rings, postitioned
00313 c in a linear array that holds rings concatenated together.
00314 c output is dependent on number of rings
00315 c *
00316 c parameters: numr(1,i) - ring number (sent)
00317 c numr(2,i) - beginning in circ (ret.)
00318 c numr(3,i) - length in circ (ret.)
00319 c nring (sent)
00320 c lcirc - total length of circ. (ret.)
00321 c
00322 c image_processing_routine
00323 c
00324 */
00325 int i, jp, ip;
00326 double dpi;
00327 int status = 0;
00328 // hardwire for right now
00329 int MAXFFT = 32768;
00330
00331 dpi = pi;
00332 if (mode == 'f' || mode == 'F') dpi=2*pi;
00333
00334 *lcirc = 0;
00335 for (i=1;i<=nring;i++) {
00336 jp = (int)(dpi*numr(1,i));
00337 // original fortran code ip = 2**log2(jp), log2(jp) rounds up.
00338 ip = (int)( pow(2,ceil(log2(jp))) );
00339 if (i < nring && jp > ip+ip/2) ip=min0(MAXFFT,2*ip);
00340
00341 // last ring should be oversampled to allow higher accuracy
00342 // of peak location (?).
00343 if (i == nring && jp > ip+ip/5) ip=min0(MAXFFT,2*ip);
00344 numr(3,i) = ip;
00345 if (i == 1) {
00346 numr(2,1) = 1;
00347 }
00348 else {
00349 numr(2,i) = numr(2,i-1)+numr(3,i-1);
00350 }
00351 *lcirc = *lcirc + ip;
00352 }
00353 return status;
00354 }
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Definition at line 558 of file spidutil.cpp. References circ, numr, quadri(), x, xim, and y. Referenced by apmd(). 00560 {
00561 /*
00562 c
00563 c purpose:
00564 c
00565 c parameters: convert to polar coordinates
00566 c
00567 */
00568 // dimension xim(nsam,nrow),circ(lcirc)
00569 // integer numr(3,nring)
00570
00571 double dfi, dpi;
00572 int ns2, nr2, i, inr, l, nsim, kcirc, lt, j;
00573 float yq, xold, yold, fi, x, y;
00574
00575 ns2 = nsam/2+1;
00576 nr2 = nrow/2+1;
00577 dpi = 2.0*atan(1.0);
00578
00579 //#pragma omp parallel do private(i,j,inr,yq,l,lt,nsim,dfi,kcirc,
00580 //#pragma omp& xold,yold,fi,x,y)
00581 for (i=1;i<=nring;i++) {
00582 // radius of the ring
00583 inr = numr(1,i);
00584 yq = inr;
00585 l = numr(3,i);
00586 if (mode == 'h' || mode == 'H') {
00587 lt = l/2;
00588 }
00589 else if (mode == 'f' || mode == 'F' ) {
00590 lt = l/4;
00591 }
00592
00593 nsim = lt-1;
00594 dfi = dpi/(nsim+1);
00595 kcirc = numr(2,i);
00596 xold = 0.0;
00597 yold = inr;
00598 circ(kcirc) = quadri(xold+ns2,yold+nr2,nsam,nrow,xim);
00599 xold = inr;
00600 yold = 0.0;
00601 circ(lt+kcirc) = quadri(xold+ns2,yold+nr2,nsam,nrow,xim);
00602
00603 if (mode == 'f' || mode == 'F') {
00604 xold = 0.0;
00605 yold = -inr;
00606 circ(lt+lt+kcirc) = quadri(xold+ns2,yold+nr2,nsam,nrow,xim);
00607 xold = -inr;
00608 yold = 0.0;
00609 circ(lt+lt+lt+kcirc) = quadri(xold+ns2,yold+nr2,nsam,nrow,xim);
00610 }
00611
00612 for (j=1;j<=nsim;j++) {
00613 fi = dfi*j;
00614 x = sin(fi)*yq;
00615 y = cos(fi)*yq;
00616 xold = x;
00617 yold = y;
00618 circ(j+kcirc) = quadri(xold+ns2,yold+nr2,nsam,nrow,xim);
00619 xold = y;
00620 yold = -x;
00621 circ(j+lt+kcirc) = quadri(xold+ns2,yold+nr2,nsam,nrow,xim);
00622
00623 if (mode == 'f' || mode == 'F') {
00624 xold = -x;
00625 yold = -y;
00626 circ(j+lt+lt+kcirc) = quadri(xold+ns2,yold+nr2,nsam,nrow,xim);
00627 xold = -y;
00628 yold = x;
00629 circ(j+lt+lt+lt+kcirc) = quadri(xold+ns2,yold+nr2,nsam,nrow,xim);
00630 };
00631 }
00632 }
00633 //#pragma omp end parallel do
00634 }
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Definition at line 1419 of file spidutil.cpp. References circ, numr, quadri(), x, xim, and y. Referenced by aprq2d(). 01421 {
01422 double dpi, dfi;
01423 int it, jt, inr, l, nsim, kcirc, lt;
01424 float yq, xold, yold, fi, x, y;
01425
01426 // cns2 and cnr2 are predefined centers
01427 // no need to set to zero, all elements are defined
01428
01429 dpi = 2*atan(1.0);
01430 for (it=1;it<=nring;it++) {
01431 // radius of the ring
01432 inr = numr(1,it);
01433 yq = inr;
01434
01435 l = numr(3,it);
01436 if ( mode == 'h' || mode == 'H' ) {
01437 lt = l / 2;
01438 }
01439 else if ( mode == 'f' || mode == 'F' ) {
01440 lt = l / 4;
01441 }
01442
01443 nsim = lt - 1;
01444 dfi = dpi / (nsim+1);
01445 kcirc = numr(2,it);
01446 xold = 0.0;
01447 yold = inr;
01448
01449 circ(kcirc) = quadri(xold+cns2,yold+cnr2,nsam,nrow,xim);
01450
01451 xold = inr;
01452 yold = 0.0;
01453 circ(lt+kcirc) = quadri(xold+cns2,yold+cnr2,nsam,nrow,xim);
01454
01455 if ( mode == 'f' || mode == 'F' ) {
01456 xold = 0.0;
01457 yold = -inr;
01458 circ(lt+lt+kcirc) = quadri(xold+cns2,yold+cnr2,nsam,nrow,xim);
01459
01460 xold = -inr;
01461 yold = 0.0;
01462 circ(lt+lt+lt+kcirc) = quadri(xold+cns2,yold+cnr2,nsam,nrow,xim);
01463 }
01464
01465 for (jt=1;jt<=nsim;jt++) {
01466 fi = dfi * jt;
01467 x = sin(fi) * yq;
01468 y = cos(fi) * yq;
01469
01470 xold = x;
01471 yold = y;
01472 circ(jt+kcirc) = quadri(xold+cns2,yold+cnr2,nsam,nrow,xim);
01473
01474 xold = y;
01475 yold = -x;
01476 circ(jt+lt+kcirc) = quadri(xold+cns2,yold+cnr2,nsam,nrow,xim);
01477
01478 if ( mode == 'f' || mode == 'F' ) {
01479 xold = -x;
01480 yold = -y;
01481 circ(jt+lt+lt+kcirc) = quadri(xold+cns2,yold+cnr2,nsam,nrow,xim);
01482
01483 xold = -y;
01484 yold = x;
01485 circ(jt+lt+lt+lt+kcirc) = quadri(xold+cns2,yold+cnr2,nsam,nrow,xim);
01486 }
01487 } // end for jt
01488 } //end for it
01489 }
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Definition at line 1406 of file spidutil.cpp. Referenced by aprq2d(). 01407 {
01408 float ang;
01409
01410 if (mode == 'H' || mode == 'h') {
01411 ang = fmod(((rkk-1.0) / maxrin+1.0)*180.0, 180.0);
01412 }
01413 else if ( mode == 'F' || mode == 'f') {
01414 ang = fmod(((rkk-1.0) / maxrin+1.0)*360.0, 360.0);
01415 }
01416 return ang;
01417 }
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Definition at line 820 of file spidutil.cpp. Referenced by apmd(), and apmq(). 00822 {
00823 /*
00824 c parameters:
00825 c mode degree mode (input)
00826 c divas degrees (output)
00827 c numth degrees (output)
00828 c lsam orig size (input)
00829 c lrow orig size (input)
00830 c nsam new size (output)
00831 c nrow new size (output)
00832 */
00833 int nra;
00834
00835 if ( mode == 'h') {
00836 *divas = 180.0;
00837 }
00838 else {
00839 *divas = 360.0;
00840 }
00841
00842 *numth = 1;
00843 #ifdef sp_mp
00844 // find number of omp threads
00845 // call getthreads(numth)
00846 #endif
00847
00848 // calculation of actual dimension of an image to be interpolated
00849 // 2*(no.of rings)+(0'th element)+2*(margin of 1)
00850
00851 nra = ((lsam-1)/2)*2+1;
00852 if ( ((lrow-1)/2)*2+1 < nra ) nra = ((lrow-1)/2)*2+1;
00853 if ( 2*nr+3 < nra ) nra = 2*nr+3;
00854
00855 // returns circular reduced nsam, nrow
00856 *nsam = nra;
00857 *nrow = nra;
00858 }
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Definition at line 901 of file spidutil.cpp. References alprbs(), alrq(), angrefs, apmaster_1(), aprings(), crosrng_ms(), dlist, fangles, frngs(), EMAN::EMData::get_data(), EMAN::EMData::get_xsize(), EMAN::EMData::get_ysize(), EMAN::EMData::get_zsize(), imgcirc, imgstk, imgwindow, APMDopt::iskip, APMDopt::mode, APMDopt::mr, normas(), APMDopt::nr, numr, numrinit(), nx, ny, refcstk, setnring(), EMAN::Dict::size(), status, tmt, tot, totmin, totmir, and win_resize(). Referenced by main(). 00903 {
00904 // align expimg using refprj as the reference
00905 // mr: first ring
00906 // nr: last ring
00907 // iskip: number of rings skipped between the first and the last
00908 // mode: ?
00909 // refparams: contains the angles used to generate refprj
00910 // fangles: output angles assigned to expimg.
00911
00912 int mr, nr, iskip;
00913 char mode;
00914 int nring, lcirc, nref, nimg, maxrin, status;
00915 int nx, ny, nxr, nyr, nsam, nrow;
00916 int nwsam, nwrow, ns1, ns2, nr1, nr2;
00917 int lq, lr1, lr2, ls1, ls2;
00918 float *refstk, *refcstk, *imgstk, *imgcirc,*imgwindow;
00919 int *numr;
00920 double *totmin, *totmir, *tmt;
00921 float *tot;
00922 float divas;
00923 int j, k, numth, idi, ldd, nang, mm;
00924 float *dlist;
00925 double eav;
00926 float rang;
00927 vector <float> angrefs;
00928
00929 status = 0;
00930
00931 // retrieve APMD options
00932 mr = options.mr;
00933 nr = options.nr;
00934 iskip = options.iskip;
00935 mode = options.mode;
00936
00937 nx = expimg->get_xsize();
00938 ny = expimg->get_ysize();
00939 nimg = expimg->get_zsize();
00940
00941 nxr = refprj->get_xsize();
00942 nyr = refprj->get_ysize();
00943 nref = refprj->get_zsize();
00944
00945 if (nx != nxr || ny != nyr) {
00946 status = -2;
00947 goto EXIT;
00948 }
00949
00950 nsam = nx;
00951 nrow = ny;
00952
00953 // extract image data from the reference image EM object
00954 refstk = refprj->get_data();
00955 // find number of reference-rings
00956 nring = setnring(mr, nr, iskip);
00957
00958 numr = (int*) calloc(3*nring,sizeof(int));
00959
00960 numrinit(mr, nr, iskip, numr);
00961 // calculates pointers for rings and stores them in numr
00962 status = alprbs(numr, nring, &lcirc, mode);
00963 if (status != 0) goto EXIT;
00964
00965 // convert reference images to rings
00966 refcstk = (float*)calloc(lcirc*nref,sizeof(float));
00967
00968 // apply ring weights to rings
00969 status = aprings(nref, nring, refstk, nsam, nrow, numr,
00970 refcstk, lcirc, mode);
00971 if (status != 0) goto EXIT;
00972
00973 // extract the image data from experimental EM image object
00974 imgstk = expimg->get_data();
00975
00976 // set the window size of the exp image:
00977 // nwsam,nwrow is the new size of the image
00978 apmaster_1(mode, &divas, nr, &numth, nsam, nrow, &nwsam, &nwrow);
00979
00980 // allocate work space
00981 imgwindow = (float*)calloc(nwsam*nwrow,sizeof(float));
00982 imgcirc = (float*)calloc(lcirc, sizeof(float));
00983
00984 totmin = (double*)calloc(nref,sizeof(double));
00985 totmir = (double*)calloc(nref,sizeof(double));
00986 tot = (float*)calloc(nref,sizeof(float));
00987 tmt = (double*)calloc(nref,sizeof(double));
00988 if (totmin == NULL || totmir == NULL || tot == NULL || tmt == NULL) {
00989 fprintf(stderr,"apmd: failed to allocate totmin, totmir, tot, tmt\n");
00990 status = -1;
00991 goto EXIT;
00992 }
00993
00994 maxrin = numr(3,nring);
00995 ldd = 3;
00996 dlist = (float*)calloc(ldd*nimg, sizeof(float));
00997 if ( !dlist ) {
00998 status = -1;
00999 goto EXIT;
01000 }
01001
01002 // calculate window paramters
01003 lq =nsam/2+1;
01004 lr1=(nwrow-1)/2;
01005 lr2=lq+lr1;
01006 lr1=lq-lr1;
01007 lq =nrow/2+1;
01008 ls1=(nwsam-1)/2;
01009 ls2=lq+ls1;
01010 ls1=lq-ls1;
01011
01012 for (j = 1; j<=nimg; j++) {
01013 win_resize(&imgstk(1,1,j), imgwindow, nsam, nrow, nwsam, nwrow,
01014 lr1, lr2, ls1, ls2);
01015
01016 // normalize the image
01017 ns1 = -nwsam/2;
01018 ns2 = nwsam/2;
01019 nr1 = -nwrow/2;
01020 nr2 = nwrow/2;
01021 normas(imgwindow, nwsam, ns1, ns2, nr1, nr2, numr(1,1), numr(1,nring));
01022
01023 // turn the image into rings
01024 alrq(imgwindow,nwsam,nwrow,numr,imgcirc,lcirc,nring,mode);
01025
01026 // should we use frng instead?? frng is ||, but || level was moved up PAP
01027 frngs(imgcirc, numr, nring);
01028
01029 for (k = 1; k<=nref; k++) {
01030 status = crosrng_ms(&refcstk(1,k), imgcirc, lcirc , nring,
01031 maxrin , numr , &totmin(k), &tot(k),
01032 &totmir(k) , &tmt(k));
01033 }
01034
01035 eav = 1.0e-20;
01036 for (k=1;k<=nref;k++) {
01037 if ( totmin(k) >= eav && totmin(k) > totmir(k) ) {
01038 eav = totmin(k);
01039 idi = k;
01040 rang = tot(k);
01041 }
01042 else if ( totmir(k) >= eav ) {
01043 eav = totmir(k);
01044 idi = -k;
01045 rang = tmt(k);
01046 }
01047 }
01048
01049 dlist(1,j) = idi;
01050 dlist(2,j) = eav;
01051 rang = (rang-1)/maxrin*divas;
01052 dlist(3,j) = rang;
01053 // printf("j = %d, %g %g %g\n", j, dlist(1,j), dlist(2,j), dlist(3,j));
01054 }
01055
01056 // now turn dlist into output angles (spider VOMD)
01057 angrefs = refparams["anglelist"];
01058 nang = angrefs.size()/3;
01059 if (nang != nref) {
01060 fprintf(stderr, "apmd: nang = %d, nref = %d\n", nang, nref);
01061 status = -3;
01062 goto EXIT;
01063 }
01064
01065 for (j = 1; j<=nimg; j++) {
01066 mm = (int) dlist(1,j);
01067 if( mm != 0) {
01068 fangles(1,j)=-dlist(3,j)+360.0;
01069 if ( mm < 0) {
01070 mm = -mm;
01071 fangles(1,j)=fangles(1,j)+180.0;
01072 fangles(2,j)=180.0-angrefs(2,mm);
01073 fangles(3,j)=angrefs(1,mm)+180.0;
01074 if ( fangles(1,j) >= 360.0) fangles(1,j)=fangles(1,j)-360.0;
01075 if ( fangles(3,j) >= 360.0) fangles(3,j)=fangles(3,j)-360.0;
01076 }
01077 else {
01078 fangles(2,j)=angrefs(2,mm);
01079 fangles(3,j)=angrefs(1,mm);
01080 }
01081 }
01082 }
01083
01084 EXIT:
01085 if (numr) free(numr);
01086 if (refcstk) free(refcstk);
01087 if (imgwindow) free(imgwindow);
01088 if (imgcirc) free(imgcirc);
01089 if (totmin) free(totmin);
01090 if (totmir) free(totmir);
01091 if (tot) free(tot);
01092 if (tmt) free(tmt);
01093 if (dlist) free(dlist);
01094
01095 return status;
01096 }
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Definition at line 1638 of file spidutil.cpp. References alprbs(), angexps, APMQopt::angexps, angles, angrefs, apmaster_1(), aprings(), aprq2d(), bfc, dgr_to_rad, dlist, expdir, expdirs, EMAN::EMData::get_data(), EMAN::EMData::get_xsize(), EMAN::EMData::get_ysize(), EMAN::EMData::get_zsize(), imgstk, imgwindow, APMQopt::istep, min, APMQopt::mode, APMQopt::mr, APMQopt::nr, numr, numrinit(), nx, ny, quadpi, APMQopt::range, refdirs, setnring(), shifts, APMQopt::shrange, EMAN::Dict::size(), status, and win_resize(). Referenced by main(). 01640 {
01641 double quadpi = 3.14159265358979323846;
01642 double dgr_to_rad = quadpi/180;
01643
01644 int mr, nr, iskip;
01645 float range;
01646 char mode;
01647
01648 int nsam, nrow, numth, limitrange, maxrin, nimalcg, nring, status;
01649 int nx, ny, nxr, nyr, nidi, nima, lcirc, nwsam, nwrow, nsb, nse,
01650 nrb, nre, it, ishrange, istep, ckmirror, nrad, nang;
01651 int iref, ireft, mirrornew, imgref, ngotpar, mirrorold;
01652 float ccrot, rangnew, xshnew, yshnew, peakv;
01653 float rangout, angdif, rangold, xshold, yshold, c, s;
01654
01655 float *refstk, *imgstk, *bfc, *imgwindow, *refdirs, *expdirs,
01656 *angexps, *expdir;
01657
01658 vector <float> angrefs;
01659 float *dlist;
01660 int ldd = 7;
01661 int *numr;
01662
01663 float divas;
01664
01665 status = 0;
01666
01667 // retrieve APMQ options
01668 mr = options.mr;
01669 nr = options.nr;
01670 ishrange = options.shrange;
01671 istep = options.istep;
01672 mode = options.mode;
01673 range = options.range;
01674
01675 angexps = options.angexps;
01676
01677 nx = expimg->get_xsize();
01678 ny = expimg->get_ysize();
01679 nidi = expimg->get_zsize();
01680
01681 nxr = refprj->get_xsize();
01682 nyr = refprj->get_ysize();
01683 nima = refprj->get_zsize();
01684
01685 if (nx != nxr || ny != nyr) {
01686 status = -2;
01687 goto EXIT;
01688 }
01689
01690 nsam = nx;
01691 nrow = ny;
01692
01693 nrad = min(nsam/2-1, nrow/2-1);
01694 if ( mr <=0 ) {
01695 fprintf(stderr,"first ring must be > 0\n");
01696 status = 10;
01697 goto EXIT;
01698 }
01699 if ( nr >= nrad) {
01700 fprintf(stderr,"last ring must be < %d\n", nrad);
01701 status = 10;
01702 goto EXIT;
01703 }
01704 if ( (ishrange+nr) > (nrad-1)) {
01705 fprintf(stderr,"last ring + translation must be < %d\n", nrad);
01706 status = 10;
01707 goto EXIT;
01708 }
01709
01710 ngotpar = 0;
01711
01712 // reference angles are passed in from refparams
01713 angrefs = refparams["anglelist"];
01714 nang = angrefs.size()/3;
01715 if (nang != nima) {
01716 fprintf(stderr, "apmd: nang = %d, nima = %d\n", nang, nima);
01717 status = -3;
01718 goto EXIT;
01719 }
01720
01721 // extract image data from the reference image EM object
01722 refstk = refprj->get_data();
01723 // find number of reference-rings
01724 iskip = 1;
01725 nring = setnring(mr, nr, iskip);
01726
01727 numr = (int*)calloc(3*nring,sizeof(int));
01728 if (!numr) {
01729 fprintf(stderr,"apmq: failed to allocate numr\n");
01730 status = -1;
01731 goto EXIT;
01732 }
01733
01734 numrinit(mr, nr, iskip, numr);
01735
01736 // Calculate pointers for rings and store them in numr
01737 status = alprbs(numr, nring, &lcirc, mode);
01738 if (status != 0) goto EXIT;
01739
01740 maxrin = numr(3,nring);
01741
01742 // convert reference images to rings
01743 bfc = (float*)calloc(lcirc*nima,sizeof(float));
01744
01745 // read reference images into reference rings (bfc) array
01746 status = aprings(nima, nring, refstk, nsam, nrow, numr, bfc, lcirc, mode);
01747 if (status !=0 ) goto EXIT;
01748
01749 // extract the image data from experimental EM image object
01750 imgstk = expimg->get_data();
01751
01752 // find divas, numth, nsam, & nrow
01753 apmaster_1(mode,&divas,nr,&numth,nsam,nrow,&nwsam,&nwrow);
01754
01755 // *****STRANGELY, APMQ DOES NOT USE THE WINDOWED IMAGE*****
01756 // Because it is not necessary - in the old APMD code that was done
01757 // to save space PAP
01758 // allocate work space
01759 nwsam = nsam;
01760 nwrow = nrow;
01761 imgwindow = (float*)calloc(nwsam*nwrow,sizeof(float));
01762
01763 // calculate dimensions for normas
01764 nsb = -nsam/2;
01765 nse = -nsb-1+(nsam%2);
01766 nrb = -nrow/2;
01767 nre = -nrb-1+(nrow%2);
01768
01769 limitrange = 0;
01770 ckmirror = 1;
01771 if (range > 0.0 && range < 360.0) limitrange = 1;
01772 range = cos(range*dgr_to_rad);
01773 nimalcg = 1;
01774
01775 if (limitrange) {
01776 // retrieve refangles for restricted angular search
01777 refdirs = (float*)calloc(3*nima,sizeof(float));
01778 if (!refdirs) {
01779 fprintf(stderr, "apmq: failed to allocate refdirs!\n");
01780 status = -1;
01781 goto EXIT;
01782 }
01783 // convert ref. angles to unitary directional vectors (refdirs).
01784 // call ap_getsata(angrefs,refdirs,3,nima,irtflg)
01785
01786
01787 // read previously determined exp. angles into angexps
01788 angexps = options.angexps;
01789 if (!angexps) {
01790 fprintf(stderr, "apmq: no angexps available !\n");
01791 status = -4;
01792 goto EXIT;
01793 }
01794
01795 expdirs = (float*)calloc(3*nidi, sizeof(float));
01796 if (!expdirs) {
01797 fprintf(stderr, "apmq: failed to allocate expdirs!\n");
01798 status = -1;
01799 goto EXIT;
01800 }
01801
01802 // convert exp. angles to unitary directional vectors(expdirs).
01803 // call ap_getsata(angexp,expdirs,7,nidi,irtflg)
01804 }
01805
01806 dlist = (float*)calloc(ldd*nidi,sizeof(float));
01807 if (dlist == NULL || expdirs == NULL) {
01808 fprintf(stderr, "apmq: failed to allocated dlist or expdirs...\n");
01809 status = -1;
01810 goto EXIT;
01811 }
01812
01813 // loop over all sets of experimental (sample) images
01814 for (it=1;it<=nidi;it++) {
01815 // APMQ DOES NOT WINDOW, IT JUST COPIES imgstk to imgwindow
01816 win_resize(&imgstk(1,1,it), imgwindow, nsam, nrow, nwsam, nwrow,
01817 1, nrow, 1, nsam);
01818 printf("it = %d\n", it);
01819
01820 if (limitrange) expdir = &expdirs(1,it); // otherwise expdir is a dummy
01821
01822 status = aprq2d(imgwindow , bfc , numr , nsam ,
01823 nrow , ishrange , istep, nsb ,
01824 nse , nrb , nre , lcirc ,
01825 nring , maxrin , nima , mode ,
01826 refdirs , expdir , range, &dlist(2,it),
01827 &dlist(3,it), &dlist(4,it), &dlist(5,it),
01828 &dlist(6,it), &nimalcg , ckmirror ,
01829 limitrange);
01830 //debug
01831 // printf("dlist(2,it) = %11.3e\n", dlist(2,it));
01832 // printf("dlist(3,it) = %11.3e\n", dlist(3,it));
01833 // printf("dlist(4,it) = %11.3e\n", dlist(4,it));
01834 // printf("dlist(5,it) = %11.3e\n", dlist(5,it));
01835 // printf("dlist(6,it) = %11.3e\n", dlist(6,it));
01836 /*
01837 c output (in dlist position is increased by 1, no.1 is the key).
01838 c 2 - number of the most similar reference projection.
01839 c 3 - not-normalized correlation coefficient.
01840 c 4 - psi angle. (in=plane rotation)
01841 c 5 - sx shift
01842 c 6 - sy shift
01843 c 7 - input image number.
01844 */
01845 // dlist(2,it) is list number of most similar ref. image
01846 // (<0 if mirrored, 0 if none )
01847 iref = (int)dlist(2,it);
01848 if (iref < 0) {
01849 // mirrored reference image
01850 imgref = -iref;
01851
01852 // ireft is for refdirs index
01853 ireft = -iref;
01854 mirrornew = 1;
01855 }
01856 else if (iref == 0) {
01857 // no nearby reference image
01858 imgref = 0;
01859 // ireft is for refdirs index
01860 ireft = 1;
01861 mirrornew = 0;
01862 }
01863 else {
01864 imgref = iref;
01865 // ireft is for refdirs index
01866 ireft = iref;
01867 mirrornew = 0;
01868 }
01869
01870 ccrot = dlist(3,it);
01871 rangnew = dlist(4,it);
01872 xshnew = dlist(5,it);
01873 yshnew = dlist(6,it);
01874 peakv = 1.0;
01875
01876 // imgref is number of most similar ref. image
01877 if (imgref <= 0) {
01878 // no reference image selected
01879 ccrot = -1.0;
01880 peakv = 0.0;
01881 }
01882 // THE WHOLE NEXT SECTION IS SUSPICIOUS! I WOULD REMOVE IT! PAP
01883 // set new projection angles
01884 angles(1,it) = 0.0; // default value
01885 angles(2,it) = 0.0; //
01886 angles(2,it) = 0.0; //
01887
01888 if (imgref > 0) {
01889 // use ref. angles as new projection angles
01890 angles(1,it) = angrefs(1,iref);
01891 angles(2,it) = angrefs(2,iref);
01892 angles(3,it) = angrefs(3,iref);
01893
01894 if (mirrornew) {
01895 // ref. projection must be mirrored
01896 angles(1,it) = -angles(1,it);
01897 angles(2,it) = 180+angles(2,it);
01898 }
01899 }
01900 else if (ngotpar >= 3) {
01901 // keep old exp. proj. angles
01902 angles(1,it) = angexps(1,it);
01903 angles(2,it) = angexps(2,it);
01904 angles(3,it) = angexps(3,it);
01905 }
01906
01907 rangold = 0.0;
01908 xshold = 0.0;
01909 yshold = 0.0;
01910
01911 if (ngotpar >= 7 && ishrange > 0) {
01912 // use old inplane rot. & shift
01913 rangold = angexps(4,it);
01914 xshold = angexps(5,it);
01915 yshold = angexps(6,it);
01916
01917 mirrorold = 0;
01918 if (angexps(7,it) > 0) mirrorold = 1;
01919 if (mirrorold) {
01920 status = 5;
01921 fprintf(stderr, "mirrorold = %d\n", mirrorold);
01922 goto EXIT;
01923 }
01924 }
01925
01926
01927 // combine rot. & shift with previous transformation
01928 c = cos(rangnew * dgr_to_rad);
01929 s = -sin(rangnew * dgr_to_rad);
01930
01931 shifts(1,it) = xshnew + xshold*c - yshold*s;
01932 shifts(2,it) = yshnew + xshold*s + yshold*c;
01933 rangout = rangold + rangnew;
01934
01935 // list angles in range 0...360
01936 while ( rangout < 0.0) {
01937 rangout = rangout + 360.0;
01938 }
01939 while(rangout >= 360.0) {
01940 rangout = rangout - 360.0;
01941 }
01942
01943 // set flag for no angdif determined
01944 angdif = -1.0;
01945
01946 if (imgref <= 0) {
01947 // no relevant ref. image found
01948 angdif = 0.0;
01949 }
01950 else if (ngotpar >= 3) {
01951 // can find angdif
01952 angdif = fabs(expdirs(1,it) * refdirs(1,iref) +
01953 expdirs(2,it) * refdirs(2,iref) +
01954 expdirs(3,it) * refdirs(3,iref));
01955 angdif = min(1.0,angdif);
01956 angdif = acos(angdif) / dgr_to_rad;
01957 }
01958 } // endfor it
01959
01960 EXIT:
01961 free(numr);
01962 if (limitrange) {
01963 free(refdirs);
01964 free(expdirs);
01965 }
01966 free(dlist);
01967 free(bfc);
01968 free(imgwindow);
01969 return status;
01970 }
|
|
||||||||||||||||||||||||
|
Definition at line 474 of file spidutil.cpp. References circ, numr, status, and wr. Referenced by apring1(). 00476 {
00477 int maxrin, numr3i, numr2i;
00478 float w;
00479 int i, j, jc;
00480 int status = 0;
00481
00482 maxrin = numr(3,nring);
00483
00484 for (i=1;i<=nring;i++) {
00485 numr3i=numr(3,i);
00486 numr2i=numr(2,i);
00487 w=wr(i);
00488 circ(numr2i)=circ(numr2i)*w;
00489 if (numr3i == maxrin) {
00490 circ(numr2i+1)=circ(numr2i+1)*w;
00491 }
00492 else {
00493 circ(numr2i+1)=circ(numr2i+1)*0.5*w;
00494 }
00495 for (j=3;j<=numr3i;j++) {
00496 jc=j+numr2i-1;
00497 circ(jc)=circ(jc)*w;
00498 }
00499 }
00500 if (jc >= lcirc) status = -1;
00501 return status;
00502 }
|
|
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|
Definition at line 89 of file spidutil.cpp. References applyws(), frngs(), imgcirc, normass(), numr, quadri(), sqimg, status, wr, x, and y. Referenced by aprings(). 00091 {
00092 int status = 0;
00093 int nsb, nse, nrb, nre, maxrin, ltf, lt, lt2, lt3, ns2, nr2;
00094 int inr, kcirc, jt, i, j;
00095 float fnr2, fns2, yq, fi, dpi, x, y;
00096 double dfi;
00097
00098 dpi = 2.0*atan(1.0);
00099
00100 // calculate dimensions for normass
00101 nsb = -nsam/2;
00102 nse = -nsb-1+(nsam%2);
00103 nrb = -nrow/2;
00104 nre = -nrb-1+(nrow%2);
00105
00106 // normalize under the mask, tried doing this on the
00107 // polar rings but it gives different answers. al
00108
00109 normass(sqimg,nsam,nsb,nse,nrb,nre,numr(1,1),numr(1,nring));
00110
00111 maxrin = numr(3,nring);
00112 ns2 = nsam / 2 + 1;
00113 nr2 = nrow / 2 + 1;
00114 fnr2 = nr2;
00115 fns2 = ns2;
00116
00117 // convert window from image into polar coordinates
00118
00119 if (mode == 'f' || mode == 'F') {
00120 ltf = 4;
00121 for (i=1;i<=nring;i++) {
00122 // radius of the ring
00123 inr = numr(1,i);
00124 yq = inr;
00125 lt = numr(3,i) / ltf;
00126 lt2 = lt + lt;
00127 lt3 = lt2 + lt;
00128 dfi = dpi / lt;
00129 kcirc = numr(2,i);
00130
00131 imgcirc(kcirc) = sqimg(ns2, nr2+inr);
00132 imgcirc(lt+kcirc) = sqimg(ns2+inr, nr2);
00133 imgcirc(lt2+kcirc) = sqimg(ns2, nr2-inr);
00134 imgcirc(lt3+kcirc) = sqimg(ns2-inr, nr2);
00135
00136 for (j=1;j<=lt - 1;j++) {
00137 fi = dfi * j;
00138 x = sin(fi) * yq;
00139 y = cos(fi) * yq;
00140 jt = j + kcirc;
00141
00142 imgcirc(jt) = quadri(fns2+x,fnr2+y,nsam,nrow,sqimg);
00143 imgcirc(jt+lt) = quadri(fns2+y,fnr2-x,nsam,nrow,sqimg);
00144 imgcirc(jt+lt2) = quadri(fns2-x,fnr2-y,nsam,nrow,sqimg);
00145 imgcirc(jt+lt3) = quadri(fns2-y,fnr2+x,nsam,nrow,sqimg);
00146 }
00147 }
00148 }
00149 else if (mode == 'h' || mode == 'H') {
00150 ltf = 2;
00151 for (i=1; i<=nring;i++) {
00152 // radius of the ring
00153 inr = numr(1,i);
00154 yq = inr;
00155 lt = numr(3,i) / ltf;
00156 dfi = dpi / lt;
00157 kcirc = numr(2,i);
00158
00159 imgcirc(kcirc) = sqimg(ns2, nr2+inr);
00160 imgcirc(lt+kcirc) = sqimg(ns2+inr, nr2);
00161
00162 for (j=1;j<=lt - 1;j++) {
00163 fi = dfi * j;
00164 x = sin(fi) * yq;
00165 y = cos(fi) * yq;
00166 jt = j + kcirc;
00167
00168 imgcirc(jt) = quadri(fns2+x,fnr2+y,nsam,nrow,sqimg);
00169 imgcirc(jt+lt) = quadri(fns2+y,fnr2-x,nsam,nrow,sqimg);
00170 }
00171 }
00172 }
00173
00174 // fourier of circ
00175 frngs(imgcirc,numr,nring);
00176
00177 // weight circ using wr
00178 if (wr(1) > 0.0) {
00179 status = applyws(imgcirc,lcirc,numr,wr,nring);
00180 }
00181
00182 return status;
00183 }
|
|
||||||||||||||||||||||||||||||||||||||||
|
Definition at line 57 of file spidutil.cpp. References apring1(), imgstk, numr, refcstk, ringwe(), status, and wr. Referenced by apmd(), and apmq(). 00060 {
00061 int j, status;
00062 float *wr;
00063
00064 status = 0;
00065 wr = (float*) calloc(nring, sizeof(float));
00066 if (!wr) {
00067 fprintf(stderr, "aprings: failed to allocate wr!\n");
00068 status = -1;
00069 goto EXIT;
00070 }
00071
00072
00073 // get wr weights
00074 ringwe(wr, numr, nring);
00075 if ( mode == 'H' || mode == 'h' )
00076 for (j=1;j<=nring;j++) wr(j) = wr(j)/2.0;
00077 for (j = 1; j<=nimg; j++) {
00078 apring1(&imgstk(1,1,j), nsam, nrow, &refcstk(1,j),
00079 lcirc, nring, mode, numr, wr);
00080 }
00081
00082 EXIT:
00083 if (wr) free(wr);
00084 return status;
00085 }
|
|
||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
|
Definition at line 1099 of file spidutil.cpp. References abs, alrq_ms(), ang_n(), bfc, crosrng_e(), crosrng_ms(), dgr_to_rad, dt, expdir, fit, fitp, frngs(), imgcirc, lcg, normass(), numr, parabld(), quadpi, refdirs, rotmp, sqimg, status, tmt, and tot. Referenced by apmq(). 01108 : 01109 c diref number of most similar ref. proj. (output) 01110 c (negative if mirrored) 01111 c ccrot corr coeff. (output) 01112 c rangnew inplane angle (output) 01113 c xshsum shift (output) 01114 c yshsum shift (output) 01115 c nimalcg (output) 01116 c 01117 dimension a(nsam,nrow),bfc(lcirc,nima),numr(3,nring) 01118 double precision fitp(-1:1,-1:1) 01119 double precision, dimension(*) :: tt 01120 real, dimension(3,nima) :: refdirs 01121 real, dimension(3) :: expdir 01122 automatic arrays 01123 double precision fit(-istep:istep,-istep:istep) 01124 dimension rotmp(-istep:istep,-istep:istep) 01125 real, dimension(lcirc) :: a_circ 01126 01127 */ 01128 { 01129 float *imgcirc; 01130 int *lcg; 01131 01132 double ccrotd,peak,tota,tmta,tmt; 01133 int mirrored; 01134 01135 double quadpi=3.14159265358979323846; 01136 double dgr_to_rad = quadpi/180.0; 01137 01138 int imi, iend, mwant, jtma, itma; 01139 float dt, dtabs, rangnewt; 01140 int jt, it, irr, ir, ibe, isx, isy, status, idis; 01141 float cnr2, cns2, co, so, afit, sx, sy, tot; 01142 01143 double fitp[9], *fit; 01144 float *rotmp; 01145 int fitsize; 01146 01147 status = 0; 01148 01149 imgcirc = (float*)calloc(lcirc,sizeof(float)); 01150 if (imgcirc == NULL) { 01151 fprintf(stderr,"aprq2d: failed to allocate imgcirc\n"); 01152 status = -1; 01153 goto EXIT; 01154 } 01155 01156 fitsize = (2*istep+1)*(2*istep+1); 01157 if ( istep >= 1) { 01158 fit = (double*)calloc(fitsize,sizeof(double)); 01159 rotmp = (float*) calloc(fitsize,sizeof(float)); 01160 } 01161 else { 01162 status = -2; 01163 goto EXIT; 01164 } 01165 01166 peak = 0.0; 01167 iend = nima; 01168 01169 if (limitrange) { 01170 // restricted range search 01171 lcg = (int*) calloc(nima, sizeof(int)); 01172 if (!lcg) { 01173 mwant = nima; 01174 status = -1; 01175 fprintf(stderr,"lcg: %d\n", mwant); 01176 fprintf(stderr, "range: %g, nima: %d\n", range, nima); 01177 goto EXIT; 01178 } 01179 01180 *nimalcg = 0; 01181 for (imi=1; imi<=nima; imi++) { 01182 // dt near 1.0 = not-mirrored, dt near -1.0 = mirrored 01183 dt = (expdir(1) * refdirs(1,imi) + 01184 expdir(2) * refdirs(2,imi) + 01185 expdir(3) * refdirs(3,imi)); 01186 dtabs = fabs(dt); 01187 01188 if (dtabs >= range) { 01189 // mirored or non-mirrored is within range 01190 *nimalcg++; 01191 lcg(*nimalcg) = imi; 01192 if (dt < 0) lcg(*nimalcg) = -imi; 01193 } 01194 } 01195 01196 if (*nimalcg <= 0) { 01197 // there is no reference within search range 01198 *xshsum = 0; 01199 *yshsum = 0; 01200 *diref = 0; 01201 *rangnew = 0; 01202 *ccrot = -1.0; 01203 goto EXIT; 01204 } 01205 iend = *nimalcg; 01206 // end of restricted range search 01207 } 01208 01209 ccrotd = -1.0e23; 01210 01211 // go through centers for shift alignment 01212 for (jt=-ishrange;jt<=ishrange;jt=jt+istep) { 01213 cnr2 = nrow/2+1+jt; 01214 for (it=-ishrange;it<=ishrange;it=it+istep) { 01215 cns2 = nsam/2+1+it; 01216 01217 // normalize under the mask 01218 //'normalize' image values over variance range 01219 normass(sqimg,nsam,nsb-it,nse-it,nrb-jt,nre-jt,numr(1,1), 01220 numr(1,nring)); 01221 01222 // interpolation into polar coordinates 01223 // creates imgcirc (exp. image circles) for this position 01224 01225 alrq_ms(sqimg,nsam,nrow,cns2,cnr2,numr,imgcirc,lcirc,nring,mode); 01226 01227 // creates fourier of: a_circ 01228 frngs(imgcirc,numr,nring); 01229 01230 // compare exp. image with all reference images 01231 for (irr=1;irr<=iend;irr++) { 01232 ir = irr; 01233 if (limitrange) ir = abs(lcg(irr)); 01234 01235 if (ckmirror) { 01236 if (limitrange) { 01237 mirrored = 0; 01238 if (lcg(irr) < 0) mirrored = 1; 01239 // check either mirrored or non-mirrored position 01240 crosrng_e(&bfc(1,ir),imgcirc,lcirc,nring, 01241 maxrin,numr,&tota,&tot,mirrored); 01242 } 01243 else { 01244 // check both non-mirrored & mirrored positions 01245 status = crosrng_ms(&bfc(1,ir),imgcirc,lcirc,nring, 01246 maxrin,numr,&tota,&tot,&tmta,&tmt); 01247 } 01248 } 01249 else { 01250 // do not check mirrored position 01251 mirrored = 0; 01252 crosrng_e(&bfc(1,ir),imgcirc,lcirc,nring, 01253 maxrin,numr,&tota,&tot,mirrored); 01254 } 01255 01256 if (tota >= ccrotd) { 01257 // good match with tota (mirrored or not) position 01258 ccrotd = tota; 01259 ibe = ir; 01260 isx = it; 01261 isy = jt; 01262 *rangnew = ang_n(tot,mode,maxrin); 01263 idis = ir; 01264 if (limitrange && lcg(irr) < 0) idis = -ir; 01265 } 01266 01267 if (ckmirror && !limitrange) { 01268 // have to compare with mirrored position 01269 if (tmta >= ccrotd) { 01270 // good match with mirrored position 01271 ccrotd = tmta; 01272 ibe = ir; 01273 isx = it; 01274 isy = jt; 01275 *rangnew = ang_n(tmt,mode,maxrin); 01276 idis = -ir; 01277 } 01278 } 01279 } // endfor irr 01280 } // endfor it 01281 } // endfor jt 01282 01283 // try to interpolate 01284 *ccrot = ccrotd; 01285 sx = isx; 01286 sy = isy; 01287 *diref = idis; 01288 01289 // do not interpolate for point on the edge 01290 if ( abs(isx) != ishrange && abs(isy) != ishrange) { 01291 // have to find neighbouring values 01292 fit(0,0) = ccrotd; 01293 rotmp(0,0) = *rangnew; 01294 01295 for (jt=-istep;jt<=istep;jt++) { 01296 for (it=-istep;it<=istep;it++) { 01297 if (it !=0 || jt != 0) { 01298 cnr2 = nrow/2+1+jt+isy; 01299 cns2 = nsam/2+1+it+isx; 01300 01301 normass(sqimg, nsam, nsb-(it+isx),nse-(it+isx), 01302 nrb-(jt+isy),nre-(jt+isy), numr(1,1), numr(1,nring)); 01303 01304 alrq_ms(sqimg,nsam,nrow,cns2,cnr2,numr,imgcirc,lcirc, 01305 nring,mode); 01306 01307 frngs(imgcirc,numr,nring); 01308 01309 // if (idis .lt. 0) check mirrored only 01310 mirrored = 0; 01311 if (idis < 0) mirrored = 1; 01312 crosrng_e(&bfc(1,ibe),imgcirc,lcirc,nring, 01313 maxrin,numr,&fit(it,jt),&rotmp(it,jt), 01314 mirrored); 01315 rotmp(it,jt) = ang_n(rotmp(it,jt),mode,maxrin); 01316 } 01317 } // endfor it 01318 } //endfor jt 01319 01320 // find the maximum within +/-istep 01321 // maximum cannot be on the edge, i.e., it,jt/=istep 01322 afit = fit(0,0); 01323 jtma = 0; 01324 itma = 0; 01325 rangnewt = rotmp(0,0); 01326 if ( istep > 1) { 01327 for (jt=-istep+1;jt<=istep-1;jt++) { 01328 for (it=-istep+1;it<=istep-1;it++) { 01329 if (fit(it,jt) > afit) { 01330 afit = fit(it,jt); 01331 rangnewt = rotmp(it,jt); 01332 itma = it; 01333 jtma = jt; 01334 } 01335 } 01336 } 01337 } 01338 // temp variable overcomes compiler bug on opt 64 pgi 6.0 01339 *rangnew = rangnewt; 01340 01341 // copy values around the peak. 01342 for (jt=-1;jt<=1;jt++) 01343 for (it=-1;it<=1;it++) 01344 fitp(it,jt) = fit(itma+it,jtma+jt); 01345 01346 // update location of the peak 01347 ccrotd = afit; 01348 isx = isx+itma; 01349 isy = isy+jtma; 01350 parabld(fitp,&sx,&sy,&peak); 01351 01352 // check whether interpolation is ok. 01353 if (fabs(sx) < 1.0 && fabs(sy) < 1.0) { 01354 // not on edge of 3x3 area 01355 sx = sx+isx; 01356 sy = sy+isy; 01357 cnr2 = nrow/2+1+sy; 01358 cns2 = nsam/2+1+sx; 01359 01360 normass(sqimg,nsam,nsb-isx,nse-isx,nrb-isy,nre-isy,numr(1,1), 01361 numr(1,nring)); 01362 01363 alrq_ms(sqimg,nsam,nrow,cns2,cnr2,numr,imgcirc,lcirc,nring,mode); 01364 01365 frngs(imgcirc,numr,nring); 01366 01367 mirrored = 0; 01368 if (idis < 0) mirrored = 1; 01369 01370 crosrng_e(&bfc(1,ibe),imgcirc,lcirc,nring, 01371 maxrin,numr,&ccrotd,rangnew,mirrored); 01372 01373 *ccrot = ccrotd; 01374 *rangnew = ang_n(*rangnew,mode,maxrin); 01375 } 01376 else { 01377 // not on edge of 3x3 area 01378 sx = isx; 01379 sy = isy; 01380 } 01381 } 01382 01383 sx = -sx; 01384 sy = -sy; 01385 01386 // now have to change order of shift & rotation. 01387 // in this program image is shifted first, rotated second. 01388 // in 'rt sq' it is rotation first, shift second. 01389 // this part corresponds to 'sa p'. 01390 co = cos((*rangnew) * dgr_to_rad); 01391 so = -sin((*rangnew) * dgr_to_rad); 01392 *xshsum = sx*co - sy*so; 01393 *yshsum = sx*so + sy*co; 01394 01395 free(fit); 01396 free(rotmp); 01397 free(imgcirc); 01398 if (limitrange) free(lcg); 01399 01400 EXIT: 01401 return status; 01402 }
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Definition at line 1542 of file spidutil.cpp. References circ1, circ2, fftr_d(), numr, prb1d(), q, t, t7, and tot. Referenced by aprq2d(). 01545 {
01546 /*
01547 c checks single position, neg is flag for checking mirrored position
01548 c
01549 c input - fourier transforms of rings!
01550 c first set is conjugated (mirrored) if neg
01551 c circ1 already multiplied by weights!
01552 c automatic arrays
01553 dimension t(maxrin+2)
01554 double precision q(maxrin+2)
01555 double precision t7(-3:3)
01556 */
01557 float *t;
01558 double t7[7], *q;
01559 int i, j, k, ip, jc, numr3i, numr2i, jtot;
01560 float pos;
01561
01562 ip = maxrin;
01563 q = (double*)calloc(maxrin+2, sizeof(double));
01564 t = (float*)calloc(maxrin+2, sizeof(float));
01565
01566 for (i=1;i<=nring;i++) {
01567 numr3i = numr(3,i);
01568 numr2i = numr(2,i);
01569
01570 t(1) = (circ1(numr2i)) * circ2(numr2i);
01571
01572 if (numr3i != maxrin) {
01573 // test .ne. first for speed on some compilers
01574 t(numr3i+1) = circ1(numr2i+1) * circ2(numr2i+1);
01575 t(2) = 0.0;
01576
01577 if (neg) {
01578 // first set is conjugated (mirrored)
01579 for (j=3;j<=numr3i;j=j+2) {
01580 jc = j+numr2i-1;
01581 t(j) =(circ1(jc))*circ2(jc)-(circ1(jc+1))*circ2(jc+1);
01582 t(j+1) = -(circ1(jc))*circ2(jc+1)-(circ1(jc+1))*circ2(jc);
01583 }
01584 }
01585 else {
01586 for (j=3;j<=numr3i;j=j+2) {
01587 jc = j+numr2i-1;
01588 t(j) = (circ1(jc))*circ2(jc) + (circ1(jc+1))*circ2(jc+1);
01589 t(j+1) = -(circ1(jc))*circ2(jc+1) + (circ1(jc+1))*circ2(jc);
01590 }
01591 }
01592 for (j=1;j<=numr3i+1;j++) q(j) = q(j) + t(j);
01593 }
01594 else {
01595 t(2) = circ1(numr2i+1) * circ2(numr2i+1);
01596 if (neg) {
01597 // first set is conjugated (mirrored)
01598 for (j=3;j<=maxrin;j=j+2) {
01599 jc = j+numr2i-1;
01600 t(j) = (circ1(jc))*circ2(jc) - (circ1(jc+1))*circ2(jc+1);
01601 t(j+1) = -(circ1(jc))*circ2(jc+1) - (circ1(jc+1))*circ2(jc);
01602 }
01603 }
01604 else {
01605 for (j=3;j<=maxrin;j=j+2) {
01606 jc = j+numr2i-1;
01607 t(j) = (circ1(jc))*circ2(jc) + (circ1(jc+1))*circ2(jc+1);
01608 t(j+1) = -(circ1(jc))*circ2(jc+1) + (circ1(jc+1))*circ2(jc);
01609 }
01610 }
01611 for (j = 1; j <= maxrin+2; j++) q(j) = q(j) + t(j);
01612 }
01613 }
01614
01615 fftr_d(q,ip);
01616
01617 *qn = -1.0e20;
01618 for (j=1;j<=maxrin;j++) {
01619 if (q(j) >= *qn) {
01620 *qn = q(j);
01621 jtot = j;
01622 }
01623 }
01624
01625 for (k=-3;k<=3;k++) {
01626 j = (jtot+k+maxrin-1)%maxrin + 1;
01627 t7(k+4) = q(j);
01628 }
01629
01630 prb1d(t7,7,&pos);
01631
01632 *tot = (float)jtot + pos;
01633
01634 if (q) free(q);
01635 if (t) free(t);
01636 }
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Definition at line 637 of file spidutil.cpp. References circ1, circ2, fftr_d(), numr, prb1d(), q, status, t, t7, tmt, and tot. 00640 {
00641 /*
00642 c
00643 c checks both straight & mirrored positions
00644 c
00645 c input - fourier transforms of rings!!
00646 c circ1 already multiplied by weights!
00647 c
00648 c notes: aug 04 attempted speedup using
00649 c premultiply arrays ie( circ12 = circ1 * circ2) much slower
00650 c various other attempts failed to yield improvement
00651 c this is a very important compute demand in alignmen & refine.
00652 c optional limit on angular search should be added.
00653 */
00654
00655 // dimension circ1(lcirc),circ2(lcirc)
00656
00657 // t(maxrin+2), q(maxrin+2), t7(-3:3)
00658 double *t, *q, t7[7];
00659
00660 int ip, jc, numr3i, numr2i, i, j, k, jtot;
00661 float t1, t2, t3, t4, c1, c2, d1, d2, pos;
00662
00663 int status = 0;
00664
00665 *qn = 0.0;
00666 *qm = 0.0;
00667 *tot = 0.0;
00668 *tmt = 0.0;
00669
00670 ip = -(int)(log2(maxrin));
00671
00672 // c - straight = circ1 * conjg(circ2)
00673 // zero q array
00674
00675 q = (double*)calloc(maxrin+2,sizeof(double));
00676 if (!q) {
00677 status = -1;
00678 return status;
00679 }
00680
00681 // t - mirrored = conjg(circ1) * conjg(circ2)
00682 // zero t array
00683 t = (double*)calloc(maxrin+2,sizeof(double));
00684 if (!t) {
00685 status = -1;
00686 return status;
00687 }
00688
00689 // premultiply arrays ie( circ12 = circ1 * circ2) much slower
00690
00691 for (i=1;i<=nring;i++) {
00692
00693 numr3i = numr(3,i);
00694 numr2i = numr(2,i);
00695
00696 t1 = circ1(numr2i) * circ2(numr2i);
00697 q(1) = q(1)+t1;
00698 t(1) = t(1)+t1;
00699
00700 if (numr3i == maxrin) {
00701 t1 = circ1(numr2i+1) * circ2(numr2i+1);
00702 q(2) = q(2)+t1;
00703 t(2) = t(2)+t1;
00704 }
00705 else {
00706 t1 = circ1(numr2i+1) * circ2(numr2i+1);
00707 q(numr3i+1) = q(numr3i+1)+t1;
00708 }
00709
00710 for (j=3;j<=numr3i;j=j+2) {
00711 jc = j+numr2i-1;
00712
00713 c1 = circ1(jc);
00714 c2 = circ1(jc+1);
00715 d1 = circ2(jc);
00716 d2 = circ2(jc+1);
00717
00718 t1 = c1 * d1;
00719 t3 = c1 * d2;
00720 t2 = c2 * d2;
00721 t4 = c2 * d1;
00722
00723 q(j) = q(j) + t1 + t2;
00724 q(j+1) = q(j+1) - t3 + t4;
00725 t(j) = t(j) + t1 - t2;
00726 t(j+1) = t(j+1) - t3 - t4;
00727 }
00728 }
00729
00730 fftr_d(q,ip);
00731
00732 jtot = 0;
00733 *qn = -1.0e20;
00734 for (j=1; j<=maxrin; j++) {
00735 if (q(j) >= *qn) {
00736 *qn = q(j);
00737 jtot = j;
00738 }
00739 }
00740
00741 if (jtot <= 0) {
00742 // some sort of error (probably compiler on mp on altix)
00743 fprintf(stderr, "no max in crosrng_ms, compiler error\n");
00744 status = -1;
00745 return status;
00746 }
00747
00748 for (k=-3;k<=3;k++) {
00749 j = ((jtot+k+maxrin-1)%maxrin)+1;
00750 t7(k+4) = q(j);
00751 }
00752
00753 // this appears to interpolate? al
00754 prb1d(t7,7,&pos);
00755 *tot = (float)(jtot)+pos;
00756
00757 // mirrored
00758 fftr_d(t,ip);
00759
00760 // find angle
00761 *qm = -1.0e20;
00762 for (j=1; j<=maxrin;j++) {
00763 if ( t(j) >= *qm ) {
00764 *qm = t(j);
00765 jtot = j;
00766 }
00767 }
00768
00769 // find angle
00770 for (k=-3;k<=3;k++) {
00771 j = ((jtot+k+maxrin-1)%maxrin) + 1;
00772 t7(k+4) = t(j);
00773 }
00774
00775 // this appears to interpolate? al
00776
00777 prb1d(t7,7,&pos);
00778 *tmt = float(jtot) + pos;
00779
00780 free(t);
00781 free(q);
00782
00783 return status;
00784 }
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Definition at line 463 of file spidutil.cpp. References circ, fftr_q(), and numr. Referenced by apmd(), apring1(), and aprq2d(). 00464 {
00465 int i, l;
00466
00467 for (i=1; i<=nring;i++) {
00468 l=(int)(log2(numr(3,i)));
00469 fftr_q(&circ(numr(2,i)),l);
00470 }
00471 }
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Definition at line 505 of file spidutil.cpp. Referenced by apmd(). 00507 {
00508 /*
00509 c purpose: normalizes ring data. covered area is: ir1....ir2 *
00510 c *
00511 c parameters: *
00512 c
00513 c note : i think this is for parallel use only, because normass
00514 c is quicker for non_parallel use!! al sept 01
00515 c *
00516 */
00517 // dimension sqimg(ns1:ns2,nr1:nr2)
00518
00519 double av,vr;
00520 int i1sq, i2sq, n, i, j, ir, j2, irow, jcol;
00521
00522 i1sq = ir1 * ir1;
00523 i2sq = ir2 * ir2;
00524
00525 av = 0.0;
00526 vr = 0.0;
00527 n = 0;
00528
00529 for (j=nr1;j<=nr2;j++) {
00530 j2 = j*j;
00531 for (i=ns1;i<=ns2;i++) {
00532 ir = j2 + i*i;
00533 jcol = j-nr1+1;
00534 if (ir >= i1sq && ir <= i2sq) {
00535 n++;
00536 irow = i-ns1+1;
00537 av = av + sqimg(irow,jcol);
00538 vr = vr + sqimg(irow,jcol)*sqimg(irow,jcol);
00539 }
00540 }
00541 }
00542
00543 av = av / n;
00544
00545 // multiplication is faster
00546 vr = 1.0 / (sqrt((vr-n*av*av) / (n-1)));
00547
00548 for (j=nr1; j<=nr2; j++) {
00549 jcol = j-nr1+1;
00550 for (i=ns1;i<=ns2;i++) {
00551 irow = i-ns1+1;
00552 sqimg(irow,jcol) = (sqimg(irow,jcol) - av ) * vr;
00553 }
00554 }
00555 }
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Definition at line 399 of file spidutil.cpp. Referenced by apring1(), and aprq2d(). 00401 {
00402 /*
00403 c serially normalizes x by variance
00404 c
00405 c note : for parallel use normas instead al sept 01
00406 c difficult to add error flag due to use inside
00407 c parrallel region aug 05 al
00408 */
00409 // this is how sqimg is declared in spider
00410 // dimension sqimg(ns1:ns2,nr1:nr2)
00411
00412 double av,vr,vrinv,dtemp;
00413 int i1sq, i2sq, n, ir, jsq, i, j, irow, jcol;
00414
00415 i1sq = ir1 * ir1;
00416 i2sq = ir2 * ir2;
00417 av = 0.0;
00418 vr = 0.0;
00419 n = 0;
00420
00421 for (j=nr1; j<=nr2; j++) {
00422 jsq = j * j;
00423 for (i=ns1;i<=ns2;i++) {
00424 ir = jsq + i * i;
00425 if (ir >= i1sq && ir <= i2sq) {
00426 n = n + 1;
00427 irow = i-ns1+1;
00428 jcol = j-nr1+1;
00429 av = av + sqimg(irow,jcol);
00430 vr = vr + sqimg(irow,jcol)*sqimg(irow,jcol);
00431 }
00432 }
00433 }
00434
00435 av = av / n;
00436 dtemp = (vr - n * av * av);
00437 if (dtemp > 0) {
00438 vr = sqrt(dtemp / (n-1));
00439 vrinv = 1.0 / vr;
00440
00441 // array operation on x
00442 for ( j = nr1; j<=nr2;j++)
00443 for (i = ns1; i <= ns2; i++) {
00444 irow = i - ns1 + 1;
00445 jcol = j - nr1 + 1;
00446 sqimg(irow,jcol) = (sqimg(irow,jcol) - av) * vrinv;
00447 }
00448 }
00449 else {
00450 // trap for blank image area
00451 // array operation on x
00452 for ( j = nr1; j<=nr2;j++)
00453 for (i = ns1; i <= ns2; i++) {
00454 irow = i - ns1 + 1;
00455 jcol = j - nr1 + 1;
00456 sqimg(irow,jcol) = 0.0;
00457 }
00458 }
00459 }
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Definition at line 385 of file spidutil.cpp. References numr. Referenced by apmd(), and apmq(). 00386 {
00387 int nring = 0;
00388 int i;
00389
00390 i = mr;
00391 while (i<=nr) {
00392 nring++;
00393 numr(1,nring) = i;
00394 i=i+iskip;
00395 }
00396 }
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Definition at line 1491 of file spidutil.cpp. Referenced by aprq2d(). 01492 {
01493 /*
01494 c parabld 9/25/81 : parabolic fit to 3 by 3 peak neighborhood
01495 c double precision version
01496 c
01497 c the formula for paraboloid to be fiited into the nine points is:
01498 c
01499 c f = c1 + c2*y + c3*y**2 + c4*x + c5*xy + c6*x**2
01500 c
01501 c the values of the coefficients c1 - c6 on the basis of the
01502 c nine points around the peak, as evaluated by altran:
01503 */
01504 double c1,c2,c3,c4,c5,c6,denom;
01505 float xmin, ymin;
01506
01507 c1 = (26.*z33(1,1) - z33(1,2) + 2*z33(1,3) - z33(2,1) - 19.*z33(2,2)
01508 -7.*z33(2,3) + 2.*z33(3,1) - 7.*z33(3,2) + 14.*z33(3,3))/9.0;
01509
01510 c2 = (8.* z33(1,1) - 8.*z33(1,2) + 5.*z33(2,1) - 8.*z33(2,2) + 3.*z33(2,3)
01511 +2.*z33(3,1) - 8.*z33(3,2) + 6.*z33(3,3))/(-6.);
01512
01513 c3 = (z33(1,1) - 2.*z33(1,2) + z33(1,3) + z33(2,1) -2.*z33(2,2)
01514 + z33(2,3) + z33(3,1) - 2.*z33(3,2) + z33(3,3))/6.0;
01515
01516 c4 = (8.*z33(1,1) + 5.*z33(1,2) + 2.*z33(1,3) -8.*z33(2,1) -8.*z33(2,2)
01517 - 8.*z33(2,3) + 3.*z33(3,2) + 6.*z33(3,3))/(-6.0);
01518
01519 c5 = (z33(1,1) - z33(1,3) - z33(3,1) + z33(3,3))/4.0;
01520
01521 c6 = (z33(1,1) + z33(1,2) + z33(1,3) - 2.*z33(2,1) - 2.*z33(2,2)
01522 -2.*z33(2,3) + z33(3,1) + z33(3,2) + z33(3,3))/6.0;
01523
01524 // the peak coordinates of the paraboloid can now be evaluated as:
01525
01526 *ysh=0.0;
01527 *xsh=0.0;
01528 denom=4.*c3*c6 - c5*c5;
01529 if (denom != 0.0) {
01530 *ysh=(c4*c5 - 2.*c2*c6) /denom-2.0;
01531 *xsh=(c2*c5 - 2.*c4*c3) /denom-2.0;
01532 *peakv= 4.*c1*c3*c6 - c1*c5*c5 -c2*c2*c6 + c2*c4*c5 - c4*c4*c3;
01533 *peakv= *peakv/denom;
01534 // limit interplation to +/- 1. range
01535 xmin = min(*xsh,1.0);
01536 ymin = min(*ysh,1.0);
01537 *xsh=max(xmin,-1.0);
01538 *ysh=max(ymin,-1.0);
01539 }
01540 }
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Definition at line 787 of file spidutil.cpp. References b. Referenced by crosrng_e(), and crosrng_ms(). 00788 {
00789 double c2,c3;
00790 int nhalf;
00791
00792 nhalf = npoint/2 + 1;
00793 *pos = 0.0;
00794
00795 if (npoint == 7) {
00796 c2 = 49.*b(1) + 6.*b(2) - 21.*b(3) - 32.*b(4) - 27.*b(5)
00797 - 6.*b(6) + 31.*b(7);
00798 c3 = 5.*b(1) - 3.*b(3) - 4.*b(4) - 3.*b(5) + 5.*b(7);
00799 }
00800 else if (npoint == 5) {
00801 c2 = (74.*b(1) - 23.*b(2) - 60.*b(3) - 37.*b(4)
00802 + 46.*b(5) ) / (-70.);
00803 c3 = (2.*b(1) - b(2) - 2.*b(3) - b(4) + 2.*b(5) ) / 14.0;
00804 }
00805 else if (npoint == 3) {
00806 c2 = (5.*b(1) - 8.*b(2) + 3.*b(3) ) / (-2.0);
00807 c3 = (b(1) - 2.*b(2) + b(3) ) / 2.0;
00808 }
00809 else if (npoint == 9) {
00810 c2 = (1708.*b(1) + 581.*b(2) - 246.*b(3) - 773.*b(4)
00811 - 1000.*b(5) - 927.*b(6) - 554.*b(7) + 119.*b(8)
00812 + 1092.*b(9) ) / (-4620.);
00813 c3 = (28.*b(1) + 7.*b(2) - 8.*b(3) - 17.*b(4) - 20.*b(5)
00814 - 17.*b(6) - 8.*b(7) + 7.*b(8) + 28.*b(9) ) / 924.0;
00815 }
00816 if (c3 != 0.0) *pos = c2/(2.0*c3) - nhalf;
00817 }
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Quadratic interpolation (2D). Note: This routine starts counting from 1, not 0! This routine uses six image points for interpolation:
f3 fc
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| x
f2-----f0----f1
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f4
*f0 - f4 are image values near the interpolated point X. f0 is the interior mesh point nearest x. Coords:
Definition at line 186 of file spidutil.cpp. References fdata, quadri(), x, and y. Referenced by alrq(), alrq_ms(), apring1(), EMAN::Util::quadri(), EMAN::Util::quadri_background(), and EMAN::EMData::rot_scale_trans2D(). 00187 {
00188 /*
00189 c purpose: quadratic interpolation
00190 c
00191 c parameters: xx,yy treated as circularly closed.
00192 c fdata - image 1..nxdata, 1..nydata
00193 c
00194 c f3 fc f0, f1, f2, f3 are the values
00195 c + at the grid points. x is the
00196 c + x point at which the function
00197 c f2++++f0++++f1 is to be estimated. (it need
00198 c + not be in the first quadrant).
00199 c + fc - the outer corner point
00200 c f4 nearest x.
00201 c
00202 c f0 is the value of the fdata at
00203 c fdata(i,j), it is the interior mesh
00204 c point nearest x.
00205 c the coordinates of f0 are (x0,y0),
00206 c the coordinates of f1 are (xb,y0),
00207 c the coordinates of f2 are (xa,y0),
00208 c the coordinates of f3 are (x0,yb),
00209 c the coordinates of f4 are (x0,ya),
00210 c the coordinates of fc are (xc,yc),
00211 c
00212 c o hxa, hxb are the mesh spacings
00213 c + in the x-direction to the left
00214 c hyb and right of the center point.
00215 c +
00216 c ++hxa++o++hxb++o hyb, hya are the mesh spacings
00217 c + in the y-direction.
00218 c hya
00219 c + hxc equals either hxb or hxa
00220 c o depending on where the corner
00221 c point is located.
00222 c
00223 c construct the interpolant
00224 c f = f0 + c1*(x-x0) +
00225 c c2*(x-x0)*(x-x1) +
00226 c c3*(y-y0) + c4*(y-y0)*(y-y1)
00227 c + c5*(x-x0)*(y-y0)
00228 c
00229 c
00230 */
00231 float x, y, dx0, dy0, f0, c1, c2, c3, c4, c5, dxb, dyb;
00232 float quadri;
00233 int i, j, ip1, im1, jp1, jm1, ic, jc, hxc, hyc;
00234
00235 x = xx;
00236 y = yy;
00237
00238 // circular closure
00239 if (x < 1.0) x = x+(1 - floor(x) / nxdata) * nxdata;
00240 if (x > (float)nxdata+0.5) x = fmod(x-1.0,(float)nxdata) + 1.0;
00241 if (y < 1.0) y = y+(1 - floor(y) / nydata) * nydata;
00242 if (y > (float)nydata+0.5) y = fmod(y-1.0,(float)nydata) + 1.0;
00243
00244
00245 i = (int) floor(x);
00246 j = (int) floor(y);
00247
00248 dx0 = x - i;
00249 dy0 = y - j;
00250
00251 ip1 = i + 1;
00252 im1 = i - 1;
00253 jp1 = j + 1;
00254 jm1 = j - 1;
00255
00256 if (ip1 > nxdata) ip1 = ip1 - nxdata;
00257 if (im1 < 1) im1 = im1 + nxdata;
00258 if (jp1 > nydata) jp1 = jp1 - nydata;
00259 if (jm1 < 1) jm1 = jm1 + nydata;
00260
00261 f0 = fdata(i,j);
00262 c1 = fdata(ip1,j) - f0;
00263 c2 = (c1 - f0 + fdata(im1,j)) * 0.5;
00264 c3 = fdata(i,jp1) - f0;
00265 c4 = (c3 - f0 + fdata(i,jm1)) * 0.5;
00266
00267 dxb = dx0 - 1;
00268 dyb = dy0 - 1;
00269
00270 // hxc & hyc are either 1 or -1
00271 if (dx0 >= 0) {
00272 hxc = 1;
00273 }
00274 else {
00275 hxc = -1;
00276 }
00277 if (dy0 >= 0) {
00278 hyc = 1;
00279 }
00280 else {
00281 hyc = -1;
00282 }
00283
00284 ic = i + hxc;
00285 jc = j + hyc;
00286
00287 if (ic > nxdata) {
00288 ic = ic - nxdata;
00289 }
00290 else if (ic < 1) {
00291 ic = ic + nxdata;
00292 }
00293
00294 if (jc > nydata) {
00295 jc = jc - nydata;
00296 }
00297 else if (jc < 1) {
00298 jc = jc + nydata;
00299 }
00300
00301 c5 = ( (fdata(ic,jc) - f0 - hxc * c1 - (hxc * (hxc - 1.0)) * c2
00302 - hyc * c3 - (hyc * (hyc - 1.0)) * c4) * (hxc * hyc));
00303
00304 quadri = f0 + dx0 * (c1 + dxb * c2 + dy0 * c5) + dy0 * (c3 + dyb * c4);
00305
00306 return quadri;
00307 }
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Definition at line 357 of file spidutil.cpp. Referenced by ali3d_d(), and aprings(). 00358 {
00359 int i, maxrin;
00360 float dpi;
00361
00362 dpi = 8.0*atan(1.0);
00363 maxrin = numr(3,nring);
00364 for (i=1;i<=nring;i++) {
00365 wr(i)=(float)(numr(1,i))*dpi/(float)(numr(3,i))
00366 *(float)(maxrin)/(float)(numr(3,i));
00367 cout << numr(1,i)<<" "<< numr(2,i)<<" "<< numr(3,i)<<" " << wr(i)<<" "<<endl;
00368 }
00369 }
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Definition at line 372 of file spidutil.cpp. Referenced by apmd(), and apmq(). 00373 {
00374 int nring = 0, i;
00375
00376 i = mr;
00377 while (i<=nr) {
00378 nring = nring+1;
00379 i = i + iskip;
00380 }
00381 return nring;
00382 }
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Definition at line 860 of file spidutil.cpp. References imgfrom, and imgto. Referenced by apmd(), and apmq(). 00862 {
00863 /*
00864 c adpated from SPIDER ap_getdat.f
00865 c purpose: read read windowed image date into array x for 'ap' ops.
00866 c
00867 c parameters:
00868 c lsam,lrow image dimensions (input)
00869 c nsam,nrow output image dimensions (input)
00870 c lr1,lr2,ls1,ls2 output image window (input)
00871 c imgfrom input image (input)
00872 c imgto output output (output)
00873 c
00874 */
00875 int window;
00876
00877 int k3, k2, kt;
00878
00879 // real, dimension(lsam) :: bufin
00880
00881 window = 0;
00882 if (lr1 != 1 || ls1 != 1 || lr2 != lrow || ls2 != lsam) window = 1;
00883
00884 if (window) {
00885 // window from the whole image
00886 for (k2=lr1;k2<=lr2;k2++) {
00887 kt = k2-lr1+1;
00888 for (k3=ls1;k3<=ls2;k3++)
00889 imgto(k3-ls1+1,kt) = imgfrom(k3,k2);
00890 }
00891 }
00892 else {
00893 // do a copy
00894 for (k2=1;k2<=lrow;k2++)
00895 for (k3=1;k3<=lsam;k3++)
00896 imgto(k3,k2) = imgfrom(k3,k2);
00897 }
00898 }
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1.3.9.1