static int _pgband (int *mode, int *posn, double *xref, double *yref,
SLang_Ref_Type *rx, SLang_Ref_Type *ry, SLang_Ref_Type *rc)
{
float x, y;
char c;
int status;
status = cpgband (*mode, *posn, *xref, *yref, &x, &y, &c);
if (status == 1)
{
(void) SLang_assign_to_ref (rx, SLANG_FLOAT_TYPE, &x);
(void) SLang_assign_to_ref (ry, SLANG_FLOAT_TYPE, &y);
(void) SLang_assign_to_ref (rc, SLANG_CHAR_TYPE, &c);
}
return status;
}
int main(int argc,char *argv[])
{
int i;
char fname[128];
dSet *data;
float freq,bw,chanbw;
int nchan,npol;
float bpass[4096];
float fx[4096];
float miny,maxy,minx,maxx;
float ominy,omaxy,ominx,omaxx;
float mx,my,mx2,my2;
float binw;
char key;
char grDev[128]="/xs";
int interactive=1;
int noc1=0;
int zapChannels[4096];
int nzap=0;
int overlay=-1;
float overlayVal[MAX_OVERLAY];
char overlayStr[MAX_OVERLAY][128];
char overlayFile[128];
int noverlay=0;
fitsfile *fp;
data = initialiseDset();
for (i=0;i<argc;i++)
{
if (strcmp(argv[i],"-f")==0)
strcpy(fname,argv[++i]);
else if (strcmp(argv[i],"-noc1")==0)
noc1=1;
else if (strcmp(argv[i],"-g")==0)
{
strcpy(grDev,argv[++i]);
interactive=0;
}
else if (strcmp(argv[i],"-h")==0)
help();
else if (strcmp(argv[i],"-overlay")==0)
{
strcpy(overlayFile,argv[++i]);
overlay=1;
}
}
if (overlay==1)
{
FILE *fin;
char line[1024];
noverlay=0;
if (!(fin = fopen(overlayFile,"r")))
printf("Unable to open overlay file >%s<\n",overlayFile);
else
{
while (!feof(fin))
{
fgets(overlayStr[noverlay],1024,fin);
if (fscanf(fin,"%f",&overlayVal[noverlay])==1)
{
if (overlayStr[noverlay][strlen(overlayStr[noverlay])-1] == '\n')
overlayStr[noverlay][strlen(overlayStr[noverlay])-1]='\0';
noverlay++;
}
}
fclose(fin);
}
}
fp = openFitsFile(fname);
loadPrimaryHeader(fp,data);
displayHeaderInfo(data);
readBandpass(fp,bpass);
nchan = data->phead.nchan;
freq = data->phead.freq;
bw = data->phead.bw;
chanbw = data->phead.chanbw;
for (i=0;i<nchan;i++)
{
fx[i] = freq-bw/2+(i+0.5)*chanbw;
if (i==noc1)
{
miny = maxy = bpass[i];
minx = maxx = fx[i];
}
else if (i!=0)
{
if (bpass[i] > maxy) maxy = bpass[i];
if (bpass[i] < miny) miny = bpass[i];
if (fx[i] > maxx) maxx = fx[i];
if (fx[i] < minx) minx = fx[i];
}
}
ominx = minx;
omaxx = maxx;
ominy = miny;
omaxy = maxy;
binw = fx[1]-fx[0];
printf("Complete\n");
cpgbeg(0,grDev,1,1);
cpgask(0);
do {
cpgenv(minx,maxx,miny,maxy,0,1);
cpglab("Frequency (MHz)","Amplitude (arbitrary)",fname);
cpgbin(nchan-noc1,fx+noc1,bpass+noc1,0);
if (overlay==1)
{
float tx[2],ty[2];
cpgsls(4); cpgsci(2); cpgsch(0.8);
for (i=0;i<noverlay;i++)
{
tx[0] = tx[1] = overlayVal[i];
ty[0] = miny;
ty[1] = maxy;
if (tx[1] > minx && tx[1] < maxx)
{
cpgline(2,tx,ty);
// cpgtext(tx[1],ty[1]-0.05*(maxy-miny),overlayStr[i]);
cpgptxt(tx[1]-0.004*(maxx-minx),ty[0]+0.05*(maxy-miny),90,0.0,overlayStr[i]);
}
}
cpgsci(1); cpgsls(1); cpgsch(1);
}
if (interactive==1)
{
cpgcurs(&mx,&my,&key);
if (key=='A')
{
int cc=-1;
int i;
for (i=0;i<nchan-1;i++)
{
// if ((bw > 0 && (mx > fx[i]-binw/2 && mx < fx[i]+binw/2)) ||
// (bw < 0 && (mx > fx[i]+binw/2 && mx < fx[i]-binw/2)))
if ((bw > 0 && (mx > fx[i] && mx < fx[i]+binw)) ||
(bw < 0 && (mx > fx[i] && mx < fx[i]+binw)))
{
cc = i;
break;
}
}
printf("mouse x = %g MHz, mouse y = %g, channel = %d, channel frequency = %g MHz\n",mx,my,cc,fx[cc]);
}
else if (key=='X')
{
int cc=-1;
int i;
printf("Deleting %g %g %g\n",mx,fx[10],binw);
for (i=0;i<nchan-1;i++)
{
// if ((bw > 0 && (mx > fx[i]-binw/2 && mx < fx[i]+binw/2)) ||
// (bw < 0 && (mx > fx[i]+binw/2 && mx < fx[i]-binw/2)))
if ((bw > 0 && (mx > fx[i] && mx < fx[i]+binw)) ||
(bw < 0 && (mx > fx[i] && mx < fx[i]+binw)))
{
cc = i;
break;
}
}
printf("Want to delete = %d\n",cc);
if (cc != -1)
{
bpass[cc] = 0;
omaxy = bpass[noc1];
zapChannels[nzap++] = cc;
for (i=noc1;i<nchan;i++)
{
if (omaxy < bpass[i]) omaxy = bpass[i];
}
}
}
else if (key=='z')
{
cpgband(2,0,mx,my,&mx2,&my2,&key);
if (mx > mx2) {maxx = mx; minx = mx2;}
else {maxx = mx2; minx = mx;}
if (my > my2) {maxy = my; miny = my2;}
else {maxy = my2; miny = my;}
}
else if (key=='u')
{
minx = ominx;
maxx = omaxx;
miny = ominy;
maxy = omaxy;
}
else if (key=='l') // List the channels and frequencies to zap
{
int i;
sortInt(zapChannels,nzap);
printf("-------------------------------------------------------\n");
printf("Zap channels with first channel = 0\n\n");
for (i=0;i<nzap;i++)
printf("%d ",zapChannels[i]);
printf("\n\n");
printf("Zap channels with first channel = 1\n\n");
for (i=0;i<nzap;i++)
printf("%d ",zapChannels[i]+1);
printf("\n\n");
printf("Zap channels frequencies:\n\n");
for (i=0;i<nzap;i++)
printf("%g ",fx[zapChannels[i]]);
printf("\n\n");
printf("-------------------------------------------------------\n");
}
else if (key=='%') // Enter percentage of the band edges to zap
{
float percent;
int i;
printf("Enter band edge percentage to zap ");
scanf("%f",&percent);
for (i=0;i<nchan;i++)
{
if (i < nchan*percent/100.0 || i > nchan-(nchan*percent/100.0))
{
bpass[i] = 0;
zapChannels[nzap++] = i;
}
}
omaxy = bpass[noc1];
for (i=noc1;i<nchan;i++)
{
if (omaxy < bpass[i]) omaxy = bpass[i];
}
// Unzoom
minx = ominx;
maxx = omaxx;
miny = ominy;
maxy = omaxy;
}
}
} while (key != 'q' && interactive==1);
cpgend();
}
void edit_tf(g_ctl * ctl, tf * f, defs * d)
{
/* We add a quick hack in making the filter option on/off with key 'F' */
float ax, ay, aux;
char op;
int filterneed = 0;
int gravity = 1;
strcpy(ctl->title, "** timeplot type Q to return to main menu **");
strcpy(ctl->xlabel, "Time (s)");
strcpy(ctl->ylabel, "Amp.");
pdefs *pick = d->pickRules[(int)getConfigAsNumber(config, NAME_PICK, DEFAULT_PICK)];
switch (d->alig) {
case (ALIGO):
case (ALIGA): {
float AMark = pickR(pick, f->current->head);
ctl->xmin = AMark - d->prephase;
ctl->xmax = AMark + d->postphase;
break;
}
case (ALIGF): {
float FMark = pickD(pick, f->current->head);
ctl->xmin = FMark - d->prephase;
ctl->xmax = FMark + d->postphase;
break;
}
}
while (op != 'Q') {
if (filterneed == 1) {
if (d->filter)
filtertf(f, d);
filterneed = 0;
}
timedraw(ctl, f, d, gravity);
cpgband(7, 0, 0.0, 0.0, &ax, &ay, &op);
op = toupper(op);
switch (op) {
case 'G': {
gravity = !gravity;
break;
}
case 'Z':
case 'Y': {
setPick(pick, f->current->head, (gravity) ? minmaxrefine(f, d, ax, 2.) : ax);
d->needsave = 1;
break;
}
case 'A': {
aux = ax;
cpgband(7, 0, 0.0, 0.0, &ax, &ay, &op);
if (aux < ax) {
ctl->xmin = aux;
ctl->xmax = ax;
} else {
ctl->xmin = hdu_getSecondsFromNPTS(f->current->head, 0);
ctl->xmax = hdu_getSecondsFromNPTS(f->current->head, f->current->head->npts);
}
break;
}
case 'F': {
d->filter = !d->filter;
filterneed = 1;
break;
}
case 'D': {
setPick(pick, f->current->head, SAC_HEADER_FLOAT_UNDEFINED);
d->needsave = 1;
break;
}
case 'L': {
d->lp = lerfloat("Enter Low-Pass filter frequency (Hz):");
filterneed = 1;
break;
}
case 'H': {
d->hp = lerfloat("Enter High-Pass filter frequency (Hz):");
filterneed = 1;
break;
}
}
}
}