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Also, there are several standard view identifiers defined by |
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.I rad. |
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|
These standard views are specified by strings of the form |
| 298 |
< |
"[Xx]?[Yy]?[Zz]?[vlcah]?". |
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> |
"[Xx]?[Yy]?[Zz]?[vlcahs]?". |
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(That is, an optional upper or lower case X followed by an optional |
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|
upper or lower case Y followed by an optional upper or lower case Z |
| 301 |
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followed by an optional lower case V, L, C, A or H.)\0 |
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means maximum X, lower case means minimum and so on. |
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The final letter is the view type, where 'v' is perspective (the |
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default), 'l' is parallel, 'c' is a cylindrical panorama, |
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< |
'a' is angular fisheye, and 'h' is hemispherical fisheye. |
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> |
'a' is angular fisheye, 'h' is hemispherical fisheye, and 's' |
| 307 |
> |
is a planisphere (stereographic) fisheye. |
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A perspective view from maximum X, minimum Y would be "Xy" or "Xyv". |
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|
A parallel view from maximum Z would be "Zl". |
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If "ZONE" is an interior zone, the standard views will |
