| 37 |
|
If |
| 38 |
|
.I -r |
| 39 |
|
is given, a modified .OBJ file will be sent to the standard output. |
| 40 |
< |
This is the default, and is |
| 41 |
< |
typically more useful, since surface normals are better handled by the |
| 42 |
< |
.I obj2rad(1) |
| 43 |
< |
and |
| 44 |
< |
.I obj2mesh(1) |
| 45 |
< |
converters. |
| 46 |
< |
The latter also preserves local texture coordinates for mapping materials. |
| 40 |
> |
This is the default, and is more useful for preserving |
| 41 |
> |
texture coordinates if directed to |
| 42 |
> |
.I obj2mesh(1). |
| 43 |
|
.PP |
| 44 |
|
The |
| 45 |
|
.I +v |
| 107 |
|
does not attempt to break up non-planar polygons into triangles, |
| 108 |
|
which is usually not a problem for .OBJ output, but may be for Radiance |
| 109 |
|
scene descriptions (+r). |
| 110 |
< |
.PP |
| 115 |
< |
The |
| 110 |
> |
To break all surfaces into triangles, include the |
| 111 |
|
.I +T |
| 112 |
< |
option turns all faces with 4 or more sides into triangles. |
| 112 |
> |
option. |
| 113 |
|
.PP |
| 114 |
|
The |
| 115 |
|
.I \-x |
| 131 |
|
.IP "" .2i |
| 132 |
|
robjutil +r orig.obj > final.rad |
| 133 |
|
.PP |
| 139 |
– |
To convert the same file, preserving surface normal interpolation: |
| 140 |
– |
.IP "" .2i |
| 141 |
– |
robjutil orig.obj | obj2rad > withnormals.rad |
| 142 |
– |
.PP |
| 134 |
|
To extract only the groups "cat" and "bell" from the file "kitty.obj" and |
| 135 |
|
write to a Radiance triangle mesh using materials from "kitty.mat": |
| 136 |
|
.IP "" .2i |
| 172 |
|
.SH AUTHOR |
| 173 |
|
Greg Ward |
| 174 |
|
.SH "SEE ALSO" |
| 175 |
< |
cat(1), obj2mesh(1), obj2rad(1) oconv(1), xform(1) |
| 175 |
> |
cat(1), genbox(1), gensurf(1), obj2mesh(1), obj2rad(1) oconv(1), xform(1) |
