[ViewVC] Diff of: radiance/ray/doc/man/man1/gendaymtx.1

Comparing ray/doc/man/man1/gendaymtx.1 (file contents):
Revision 1.12 by greg, Mon Apr 13 17:12:19 2020 UTC vs.
Revision 1.15 by greg, Wed Feb 17 02:30:08 2021 UTC

#	Line 13 \| Line 13 \| gendaymtx - generate an annual Perez sky matrix from a
13		][
14		.B "\-d\|\-s\|\-n"
15		][
16	<	.B "\-D sunfile"
16	>	.B "\-u"
17		][
18	+	.B "\-D sunfile"
19	+	[
20		.B "\-M sunmods"
21	<	][
21	>	]][
22		.B "\-r deg"
23		][
24		.B "\-m N"
#	Line 93 \| Line 95 \| will include its contribution in the four nearest sky
95		distributing energy according to centroid proximity.
96		.PP
97		The
98	+	.I \-u
99	+	option ignores input times when the sun is below the horizon.
100	+	This is a convenient way to average daylight hours only with the
101	+	.I \-A
102	+	option or to ensure that matrix entries correspond to solar positions
103	+	produced with the
104	+	.I \-D
105	+	option, described below.
106	+	.PP
107	+	The
108		.I \-n
109	<	option may be used if no matrix output is desired.
109	>	option may be used if no matrix output is desired at all.
110		This may be used to merely check the input, or in combination with the
111		.I \-D
112		option, below.
#	Line 103 \| 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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