add grid
From DavinciWiki
{{DavinciWiki_Function| Adds a grid of specified dimensions to a picture | Inputs: a byte picture
Outputs: a byte picture with a grid | Syntax: add_grid(data, dx, dy, line_color [, xo = INT] [, yo = INT] [, thick = INT])
'data' is the input picture 'dx' is the delta x for the vertical grid lines 'dy' is the delta y for the horizontal grid lines 'line_color' is the line color 'white,black,quarterwhite,quarterblack,halfwhite,halfblack' 'xo' is the x offset before the first vertical grid lines 'yo' is the y offset before the first horizontal grid lines 'thick' is the line_weight
| dv> a 4480x1600x3 array of byte, bip format [21,504,000 bytes] dv> b=add_grid2(a,640,640,"halfwhite",yo=320,thick=1) 4480x1600x3 array of byte, bip format [21,504,000 bytes] dv> display(b) Writing /tmp/dv_32752/4H2q1r: 4480x1600x3 PNG file.
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- scalebar
- [[sstretch]
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- general_science.dvrc
| 1.01 | }}