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Fixed bug leading to steps in trace prediction

pull/10/head
Cees Bassa 2016-08-05 18:40:32 +02:00
parent dd0adc4865
commit f30e119190
1 changed files with 15 additions and 14 deletions
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29
rfplot.c
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@ -19,7 +19,7 @@ struct select {
void dec2sex(double x,char *s,int f,int len);
void time_axis(double *mjd,int n,float xmin,float xmax,float ymin,float ymax);
void usage(void);
void plot_traces(struct trace *t,int nsat);
void plot_traces(struct trace *t,int nsat,float fcen);
struct trace fit_trace(struct spectrogram s,struct select sel,int site_id,int graves);
void convolve(float *y,int n,float *w,int m,float *z);
float gauss(float x,float w);
@ -407,7 +407,7 @@ int main(int argc,char *argv[])
// Set selection
isel=0;
sel.n=0;
sel.w=50.0;
sel.w=10.0;
// Forever loop
for (;;) {
@ -431,7 +431,7 @@ int main(int argc,char *argv[])
*/
cpgsvp(0.1,0.95,0.1,0.95);
cpgswin(xmin,xmax,ymin,ymax);
if (cmap==2) {
cpggray(s.z,s.nsub,s.nchan,1,s.nsub,1,s.nchan,zmax,zmin,tr);
} else {
@ -454,16 +454,16 @@ int main(int argc,char *argv[])
fmax=s.freq-0.5*s.samp_rate+ymax*s.samp_rate/(float) s.nchan;
fmin*=1e-6;
fmax*=1e-6;
cpgswin(xmin,xmax,fmin,fmax);
// Human readable frequency axis
fcen=0.5*(fmax+fmin);
cpgswin(xmin,xmax,fmin-fcen,fmax-fcen);
if (foverlay==1) {
cpgsci(3);
plot_traces(t,nsat);
plot_traces(t,nsat,fcen);
cpgsci(1);
}
// Human readable frequency axis
fcen=0.5*(fmax+fmin);
fcen=floor(1000*fcen)/1000.0;
sprintf(ylabel,"Frequency - %.3f MHz",fcen);
fmin-=fcen;
@ -524,6 +524,7 @@ int main(int argc,char *argv[])
}
cpgsci(1);
cpgsls(1);
}
redraw=0;
}
@ -1071,7 +1072,7 @@ void usage(void)
return;
}
void plot_traces(struct trace *t,int nsat)
void plot_traces(struct trace *t,int nsat,float fcen)
{
int i,j,flag,textflag;
char text[8];
@ -1082,20 +1083,20 @@ void plot_traces(struct trace *t,int nsat)
// Plot label at start of trace
if (t[i].za[0]<=90.0)
cpgtext(0.0,(float) t[i].freq[0],text);
cpgtext(0.0,(float) t[i].freq[0]-fcen,text);
// Loop over trace
for (j=0,flag=0,textflag=0;j<t[i].n;j++) {
// Plot label for rising sources
if (j>0 && t[i].za[j-1]>90.0 && t[i].za[j]<=90.0)
cpgtext((float) j,(float) t[i].freq[j],text);
cpgtext((float) j,(float) t[i].freq[j]-fcen,text);
// Plot line
if (flag==0) {
cpgmove((float) j,t[i].freq[j]);
cpgmove((float) j,t[i].freq[j]-fcen);
flag=1;
} else {
cpgdraw((float) j,t[i].freq[j]);
cpgdraw((float) j,t[i].freq[j]-fcen);
}
// Below horizon
@ -1164,7 +1165,7 @@ struct trace fit_trace(struct spectrogram s,struct select sel,int site_id,int gr
sigma=(zm-za)/zs;
// Store
if (sigma>5.0 && s.mjd[i]>1.0) {
if (sigma>3.0 && s.mjd[i]>1.0) {
f=s.freq-0.5*s.samp_rate+(double) jmax*s.samp_rate/(double) s.nchan;
if (graves==0)
fprintf(file,"%lf %lf %f %d\n",s.mjd[i],f,sigma,site_id);