Thanks for the quick reply. The shearing transform works great for what it does, but
it can't help when the opposite sides aren't parallel; it always moves them together.
Imagine drawing a "square" with straight lines but with none of the corners quite 90
degrees. Rotate it until the top is
On Thursday 22 January 2004 16:18, [EMAIL PROTECTED] ( Marc) (A.)
(Lehmann ) wrote:
>On Thu, Jan 22, 2004 at 12:43:18PM -0700, Steve Strobel
<[EMAIL PROTECTED]> wrote:
>> I tried using the perspective transform to adjust the corners of
>> the image so the section lines would be horizontal and ver
On Thu, Jan 22, 2004 at 12:43:18PM -0700, Steve Strobel <[EMAIL PROTECTED]> wrote:
> I tried using the perspective transform to adjust the corners of the image so the
> section lines would be horizontal and vertical.
That's actually correctly doing what the perspective transform is doing
(try to
I am trying to "square up" an image. It is a scanned map which shows section lines
representing a one mile square. Because of the map projection, the section lines on
the map aren't quite square (opposite sides aren't even quite parallel). I am trying
to "square up" the image so I can overlay
