int skipIt(int sector, int instrument, int channel) {
extern Options Opt;
extern ImagerDoc imagerDoc;
extern SounderDoc sounderDoc;
int skip = TRUE;
int i0,i1, s0, s1, c0, c1;
int xstart=0, ystart=0, xend=0, yend=0, curr_hr=0, visCounts=0;
if(instrument == ALL) { i0 = 0; i1 = sounder ; }
else { i0 = instrument; i1 = instrument ; }
for (int i=i0; i<=i1 && skip; i++){
if (sector==ALL) { s0 = 0; s1 = Opt.sectors(i); }
else { s0 = sector; s1 = sector+1; }
if (channel==ALL) { c0 = 0; c1 = N_Channels[i]; }
else { c0 = channel; c1 = channel+1; }
for(int s=s0; s<s1 && skip ; s++){
for(int c=c0; c<c1 && skip; c++){
if (i==imager) {
xstart=imagerDoc.W_pix_of_frame;
ystart=imagerDoc.N_line_of_frame;
xend =imagerDoc.E_pix_of_frame;
yend =imagerDoc.S_line_of_frame;
curr_hr = imagerDoc.T_sps_current.hrs();
visCounts = IDETECTORS * imagerDoc.abs_scan_count;
}
else if (i==sounder){
xstart=sounderDoc.W_pix_of_frame;
ystart=sounderDoc.N_line_of_frame;
xend =sounderDoc.E_pix_of_frame;
yend =sounderDoc.S_line_of_frame;
curr_hr = sounderDoc.T_sps_current.hrs();
visCounts = SDETECTORS * sounderDoc.abs_scan_count;
}
if(
(VALID(Opt.xstart(s,i,c),xstart) < xend ) &&
(VALID(Opt.ystart(s,i,c),ystart) < yend ) &&
(VALID(Opt.xend(s,i,c), xend) >= xstart ) &&
(VALID(Opt.yend(s,i,c), yend) >= ystart ) &&
(VALID(Opt.yend(s,i,c), yend) > visCounts ) &&
(Opt.wordType(s,i,c) != Undef )
) skip = FALSE;
if(skip == FALSE && Opt.area(s,i,c)) {
float Area = (xend-xstart)*(yend-ystart)/ 1.0E6;
if(Opt.area(s,i,c) < 0 )
{ if(Area > -1.0* Opt.area(s,i,c) ) skip = TRUE; }
else if ( Area < Opt.area(s,i,c) ) skip = TRUE;
}
if(skip==FALSE){
int h0 = Opt.gmtHoursStart(s,i,c);
int h1 = Opt.gmtHoursStop(s,i,c);
if (h1 > h0) {if ((curr_hr > h1 || curr_hr < h0 )) skip = TRUE; }
else if (h1 < h0) {if ((curr_hr > h1 && curr_hr < h0 )) skip = TRUE; }
}
}
}
}
return(skip);
}
