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# Kbin to produce incident direction in full Klems basis with (x1,x2) randoms |
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my $tcal = ' |
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DEGREE : PI/180; |
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+ |
sq(x) : x*x; |
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Kpola(r) : select(r+1, -5, 5, 15, 25, 35, 45, 55, 65, 75, 90); |
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Knaz(r) : select(r, 1, 8, 16, 20, 24, 24, 24, 16, 12); |
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Kaccum(r) : if(r-.5, Knaz(r) + Kaccum(r-1), 0); |
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Dx = -cos(Kazi)*sin_kpol; |
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Dy = sin(Kazi)*sin_kpol; |
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Dz = sqrt(1 - sin_kpol*sin_kpol); |
92 |
< |
Komega = 2*PI*if(Kbin-.5, |
93 |
< |
(cos(Kpola(Krow-1)*DEGREE) - cos(Kpola(Krow)*DEGREE))/Knaz(Krow), |
94 |
< |
1 - cos(Kpola(1)*DEGREE)); |
92 |
> |
KprojOmega = PI * if(Kbin-.5, |
93 |
> |
(sq(cos(Kpola(Krow-1)*DEGREE)) - sq(cos(Kpola(Krow)*DEGREE)))/Knaz(Krow), |
94 |
> |
1 - sq(cos(Kpola(1)*DEGREE))); |
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'; |
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# Compute Klems bin from exiting ray direction |
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my $kcal = ' |
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q{-e '$1=xp;$2=yp;$3=zp;$4=Dx;$5=Dy;$6=Dz' } . |
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"| rtcontrib -h -ff -n $nproc -c $nsamp -e '$kcal' -b kbin -bn $ndiv " . |
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"-m $modnm -w -ab 5 -ad 700 -lw 3e-6 $octree " . |
134 |
< |
"| rcalc -e 'x1:.5;x2:.5;$tcal' " . |
134 |
> |
"| rcalc -e '$tcal' " . |
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"-e 'mod(n,d):n-floor(n/d)*d' -e 'Kbin=mod(recno-1,$ndiv)' " . |
136 |
< |
q{-if3 -e '$1=(0.265*$1+0.670*$2+0.065*$3)/(Komega*Dz)'}; |
136 |
> |
q{-if3 -e '$1=(0.265*$1+0.670*$2+0.065*$3)/KprojOmega'}; |
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my @darr = `$cmd`; |
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die "Failure running: $cmd\n" if ( $? ); |
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# Output XML prologue |