points from a drawing:
1) Scan the drawing with
other software. Save as TIFF, GIF. JPEG
is usually not good for drawings, but is good for images.
2) Read into Lispix.
'file / open'
3) 'info / pixel info
4) Click on desired points.
Note appearance of coordinates in text
window. (Tally starts at 0 for each new text window.)
- 5) Notes
The text window can
be cut and pasted into a spreadsheet - data is tab
and space delimited.
Coordinates are that
of the underlying array, not of the window.
You may zoom and scroll
with the navigator between clicks.
(0 0) is the upper left
corner of the image.