| 7 |
|
[ |
| 8 |
|
.B -n nprocs |
| 9 |
|
][ |
| 10 |
< |
.B rtrace options |
| 10 |
> |
.B -h |
| 11 |
> |
][ |
| 12 |
> |
.B render options |
| 13 |
|
] |
| 14 |
|
[ |
| 15 |
|
.B $EVAR |
| 60 |
|
In this case, the view origin and direction will correspond to |
| 61 |
|
the position and orientation of the sensor, and the view up |
| 62 |
|
vector will determine the zero azimuthal direction of the sensor. |
| 63 |
+ |
The fore clipping distance may be used as well, but other view |
| 64 |
+ |
options will be ignored. |
| 65 |
|
(See |
| 66 |
< |
.I rpict\.1 |
| 66 |
> |
.I rpict(1) |
| 67 |
|
for details on how to specify a view.)\0 |
| 68 |
|
The actual data contained in the sensor file corresponds to the |
| 69 |
|
.I SPOT |
| 86 |
|
.I \-rd |
| 87 |
|
option controls the number of ray samples sent at random, and the |
| 88 |
|
.I \-dn |
| 89 |
< |
option controls the number of rays sent to light sources per sensor. |
| 89 |
> |
option controls the number of rays sent to each light source per sensor. |
| 90 |
|
.PP |
| 91 |
|
The |
| 92 |
+ |
.I \-h |
| 93 |
+ |
option toggles header output, which defaults to "on." |
| 94 |
+ |
The |
| 95 |
|
.I \-n |
| 96 |
|
option may be used to specify multiple calculation processes on |
| 97 |
|
systems with more than one CPU. |
| 98 |
|
For additional options, consult the |
| 99 |
< |
.I rtrace\.1 |
| 99 |
> |
.I rtrace(1) |
| 100 |
|
man page. |
| 101 |
|
The final |
| 102 |
|
.I octree |
