--- ray/doc/man/man1/rcontrib.1 2022/10/19 21:25:20 1.21 +++ ray/doc/man/man1/rcontrib.1 2025/04/23 15:09:03 1.26 @@ -1,4 +1,4 @@ -.\" RCSid "$Id: rcontrib.1,v 1.21 2022/10/19 21:25:20 greg Exp $" +.\" RCSid "$Id: rcontrib.1,v 1.26 2025/04/23 15:09:03 greg Exp $" .TH RCONTRIB 1 5/25/05 RADIANCE .SH NAME rcontrib - compute contribution coefficients in a RADIANCE scene @@ -208,7 +208,11 @@ and .I \-o options to the left of each .I \-m -setting are the ones used for that modifier. +name are the ones used for that modifier. +Any +.I \-cs +option changing the number of spectral color +samples must appear before the first modifier. The ordering of other options is unimportant, except for .I \-x and @@ -250,12 +254,20 @@ The rules and predefined functions available for these described in the .I rcalc(1) man page. -Like -.I rcalc, +Like the other rendering tools, .I rcontrib -will search the RADIANCE library directories for each file given in a +will search the +.I RAYPATH +library directories for each file given in a .I \-f option. +However, a special evaluation context is set for the +.I \-f +and +.I \-e +definitions, so attach a back-quote ('`') to variable and function names +you wish these to apply at the global evaluation level and used by all +materials and modifiers during rendering. .PP If no .I \-o @@ -362,7 +374,7 @@ is detected. .SH AUTHOR Greg Ward .SH "SEE ALSO" -cnt(1), genklemsamp(1), getinfo(1), mkpmap(1), pcomb(1), pfilt(1), -ra_rgbe(1), rcalc(1), rfluxmtx(1), rmtxop(1), rpict(1), rsensor(1), -rtrace(1), total(1), vwrays(1), ximage(1) +cnt(1), dctimestep(1), genklemsamp(1), getinfo(1), mkpmap(1), pcomb(1), pfilt(1), +pvsum(1), ra_rgbe(1), rcalc(1), rcomb(1), rfluxmtx(1), rmtxop(1), rpict(1), +rsensor(1), rtrace(1), total(1), vwrays(1), ximage(1)