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root/radiance/ray/doc/man/man1/gendaymtx.1
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Comparing ray/doc/man/man1/gendaymtx.1 (file contents):
Revision 1.13 by greg, Sat Aug 15 03:28:56 2020 UTC vs.
Revision 1.16 by greg, Sat Aug 13 17:24:56 2022 UTC

# Line 13 | Line 13 | gendaymtx - generate an annual Perez sky matrix from a
13   ][
14   .B "\-d|\-s|\-n"
15   ][
16 + .B "\-u"
17 + ][
18   .B "\-D sunfile"
19   [
20   .B "\-M sunmods"
# Line 79 | Line 81 | The default value is
81   .I "\-g 0.2 0.2 0.2"
82   corresponding to a 20% gray.
83   .PP
84 + If there is a sun in the description,
85 + .I gendaymtx
86 + will include its contribution in the four nearest sky patches,
87 + distributing energy according to centroid proximity.
88   The
89   .I \-d
90   option may be used to produce a sun-only matrix, with no sky contributions,
# Line 86 | Line 92 | and the ground patch also set to zero.
92   Alternatively, the
93   .I \-s
94   option may be used to exclude any direct solar component from the output,
95 < with the rest of the sky and ground patch unaffected.
90 < If there is a sun in the description,
91 < .I gendaymtx
92 < will include its contribution in the four nearest sky patches,
93 < distributing energy according to centroid proximity.
95 > with the other sky and ground patches unaffected.
96   .PP
97   The
98   .I \-u
# Line 113 | Line 115 | The
115   .I \-D
116   option may be used to specify an output file to contain a list of
117   solar positions and intensities corresponding to time steps in the
118 < weather tape where the sun has any portion above the horizion.
118 > weather tape where the sun has any portion above the horizon.
119   Sun radiance values may be zero if the direct amount is zero on the input.
120   Sun modifiers and names will be indexed by the minute, numbered from
121   midnight, January 1st.

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