| 105 |
|
To compute the ray intersection points and returned directions corresponding |
| 106 |
|
to a picture and its depth buffer: |
| 107 |
|
.IP "" .2i |
| 108 |
< |
vwrays scene_v2.pic scene_v2.zbf > scene_v2.pts |
| 108 |
> |
vwrays scene_v2.hdr scene_v2.zbf > scene_v2.pts |
| 109 |
|
.PP |
| 110 |
|
To determine what the dimensions of a given view would be: |
| 111 |
|
.IP "" .2i |
| 117 |
|
.I rpict: |
| 118 |
|
.IP "" .2i |
| 119 |
|
vwrays \-ff \-vf view1.vf \-x 1024 \-y 1024 | |
| 120 |
< |
rtrace `vwrays \-d \-vf view1.vf \-x 1024 \-y 1024` \-ffc scene.oct > view1.pic |
| 120 |
> |
rtrace `vwrays \-d \-vf view1.vf \-x 1024 \-y 1024` \-ffc scene.oct > view1.hdr |
| 121 |
|
.SH AUTHOR |
| 122 |
|
Greg Ward Larson |
| 123 |
|
.SH ACKNOWLEDGMENT |