| 9 |
|
][ |
| 10 |
|
.B "\-n Nproc" |
| 11 |
|
][ |
| 12 |
< |
.B "\-r 'rtcontrib opts...'" |
| 12 |
> |
.B "\-r 'rcontrib opts...'" |
| 13 |
|
][ |
| 14 |
|
.B "\-t{3|4} Nlog2" |
| 15 |
|
][ |
| 54 |
|
To turn off backward components, use the |
| 55 |
|
.I \-backward |
| 56 |
|
option. |
| 57 |
< |
Computing both components takes about twice as long as one component. |
| 57 |
> |
Computing both components takes about twice as long as one component, but |
| 58 |
> |
is recommended when rays will be impinging from either side. |
| 59 |
|
.PP |
| 60 |
|
The geometry must fit a rectangular profile, whose width is along the X-axis, |
| 61 |
|
height is in the Y-axis, and depth is in the Z-axis. |
| 82 |
|
This value defaults to 2000 samples distributed over the incoming plane |
| 83 |
|
for each of the 145 Klems hemisphere directions. |
| 84 |
|
.PP |
| 85 |
< |
In some cases, the processing time may be reduced by the |
| 85 |
> |
On multi-core machines, processing time may be reduced by the |
| 86 |
|
.I \-n |
| 87 |
|
option, which specifies the number of simultaneous |
| 87 |
– |
.I rtrace(1) |
| 88 |
|
processes to run in |
| 89 |
< |
.I rtcontrib(1). |
| 89 |
> |
.I rcontrib(1). |
| 90 |
|
The |
| 91 |
|
.I \-r |
| 92 |
|
option may be used to specify a set of quoted arguments to be |
| 93 |
|
included on the |
| 94 |
< |
.I rtcontrib |
| 94 |
> |
.I rcontrib |
| 95 |
|
command line. |
| 96 |
|
.PP |
| 97 |
|
The |
| 152 |
|
Greg Ward |
| 153 |
|
.SH "SEE ALSO" |
| 154 |
|
dctimestep(1), genklemsamp(1), genskyvec(1), mkillum(1), |
| 155 |
< |
pkgBSDF(1), rtcontrib(1), rtrace(1) |
| 155 |
> |
pkgBSDF(1), rcontrib(1), rtrace(1) |
