STEP-2 Image Editing
20
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Vertical curve
This editing is to project on the vertically curved screen.
Select "Vertical curve
t
" from either "Type(T)" in the menu or the toolbar.
The grid screen for Vertical curve appears.
Edit the same way as spherical correction. See
■
Spherical correction for basic opera-
tion.
Drag D and E points with a mouse to adjust the roundness of cylinder.
When the distance between horizontal lines are not equal, change the view angle fig-
ure from 10 to 60 (1000 - 6000) in the "View angle setting" menu. When the distance
at center is large and at both edges are small, set the large figure.
CAUTION: AFTER EDITING ANY OF A, C, F, H POINTS, THE PREVIOUS EDIT FOR
THE SPHERICAL ROUNDNESS TO EACH OF D, E POINT WILL BE RESET. WHEN
EDITING SPHERICAL ROUNDNESS,YOU NEED TO EDIT A, C, F, H POINTS FIRST.
When you want to edit more details by gird unit, Select "Grid [transition]
i
" in the
menu, and edit by grid unit after basic editing. Refer to
■
Grid [transition].