[ViewVC] Diff of: Development/ray/doc/man/man1/rtrace.1

Comparing ray/doc/man/man1/rtrace.1 (file contents):
Revision 1.16 by greg, Mon Nov 10 19:08:17 2008 UTC vs.
Revision 1.20 by greg, Tue Jan 26 04:42:16 2010 UTC

+.I \-f
+option, above.)
+.TP
-+
+.BI -n \ nproc
-+
+Execute in parallel on
-+
+.I nproc
-+
+local processes.
-+
+This option is incompatible with the
-+
+.I \-P
-+
+and
-+
+.I \-PP,
-+
+options.
-+
+Multiple processes also do not work properly with ray tree output
-+
+using any of the
-+
+.I \-o*t*
-+
+options.
-+
+There is no benefit from specifying more processes than there are
-+
+cores available on the system or the
-+
+.I \-x
-+
+setting, which forces a wait at each flush.
-+
+.TP
+.BI -dj \ frac
+Set the direct jittering to
+.I frac.
+.TP
+.BI -lr \ N
+Limit reflections to a maximum of
-<
+.I N.
->
+.I N,
->
+if N is a positive integer.
+If
+.I N
+is zero or negative, then Russian roulette is used for ray
+.I -lw
+setting (below) must be positive.
+If N is a negative integer, then this sets the upper limit
-<
+of reflections past which Russian roulette will not be used.
->
+of reflections past which Russian roulette will be used.
+In scenes with dielectrics and total internal reflection,
+a setting of 0 (no limit) may cause a stack overflow.
+.TP
+.PP
+To compute an image with an unusual view mapping:
+.IP "" .2i
-<
+cnt 640 480 | rcalc \-e 'xr:640;yr:480' \-f unusual_view.cal | rtrace
->
+cnt 480 640 | rcalc \-e 'xr:640;yr:480' \-f unusual_view.cal | rtrace
+\-x 640 \-y 480 \-fac scene.oct > unusual.hdr
+.SH ENVIRONMENT
+RAYPATH         the directories to check for auxiliary files.

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