/usr/share/radiance/conv1.cal is in radiance-materials 4R1+20120125-1.
This file is owned by root:root, with mode 0o644.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 | {
Rcalc run to convolve light source SPD with standard curves.
Used by scripts illumcal, reflcal.
Input is wavelength (in nanometers) and output (in watts/nm/something).
Variable "intvl" must be set to value spacing (in nm).
Output is per-wavelength convolution as described below.
}
cond = if($1-359,831-$1,-1); { 360-830 nm range }
$1 = $2*intvl*photopic($1); { photopic impulse }
$2 = $2*intvl*scotopic($1); { scotopic impulse }
$3 = $2*tx; { source X }
$4 = $2*ty; { source Y }
$5 = $2*tz; { source Z }
$6 = $2*trix10($1); { source X10 }
$7 = $2*triy10($1); { source Y10 }
$8 = $2*triz10($1); { source Z10 }
$9 = $2*tx*r1v; { CIE reference color 1 X }
$10 = $2*ty*r1v; { CIE reference color 1 Y }
$11 = $2*tz*r1v; { CIE reference color 1 Z }
$12 = $2*tx*r2v; { CIE reference color 2 X }
$13 = $2*ty*r2v; { CIE reference color 2 Y }
$14 = $2*tz*r2v; { CIE reference color 2 Z }
$15 = $2*tx*r3v; { CIE reference color 3 X }
$16 = $2*ty*r3v; { CIE reference color 3 Y }
$17 = $2*tz*r3v; { CIE reference color 3 Z }
$18 = $2*tx*r4v; { CIE reference color 4 X }
$19 = $2*ty*r4v; { CIE reference color 4 Y }
$20 = $2*tz*r4v; { CIE reference color 4 Z }
$21 = $2*tx*r5v; { CIE reference color 5 X }
$22 = $2*ty*r5v; { CIE reference color 5 Y }
$23 = $2*tz*r5v; { CIE reference color 5 Z }
$24 = $2*tx*r6v; { CIE reference color 6 X }
$25 = $2*ty*r6v; { CIE reference color 6 Y }
$26 = $2*tz*r6v; { CIE reference color 6 Z }
$27 = $2*tx*r7v; { CIE reference color 7 X }
$28 = $2*ty*r7v; { CIE reference color 7 Y }
$29 = $2*tz*r7v; { CIE reference color 7 Z }
$30 = $2*tx*r8v; { CIE reference color 8 X }
$31 = $2*ty*r8v; { CIE reference color 8 Y }
$32 = $2*tz*r8v; { CIE reference color 8 Z }
tx=trix($1); ty=triy($1); tz=triz($1);
r1v=rho1($1); r2v=rho2($1); r3v=rho3($1); r4v=rho4($1);
r5v=rho5($1); r6v=rho6($1); r7v=rho7($1); r8v=rho8($1);
abs(x) : if(x,x,-x);
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