Re: [Visualpython-users] Toy program for variable size checkers grid

On Jul 29, 2011, at 13:20 , Andreas Pavlogiannis wrote:

> Hi,
> 
> I 'm a new vpython user, trying to get familiar with working with 3D objects. In particular, I'm trying to understand how I can make an arbitrary checkers board with N rows and M columns. Unfortunately, taking the following sample code from http://www.vpython.org/contents/docs/visual/materials.html
> 
> from visual import *
> checkerboard = ( (0,1,0,1), 
>                  (1,0,1,0),
>                  (0,1,0,1),
>                  (1,0,1,0) )
> tex = materials.texture(data=checkerboard,
>                      mapping="rectangular",
>                      interpolate=False)
> box(axis=(0,0,1), color=color.cyan, material=tex)
> 
> and just adding some extra rows, columns, or both to the checkerboard variable does not work.
> Could you please give me some pointers on this?
> 
What's the error? How did you add 'some extra rows'? The obvious extension to 5 elements per element does not work? Like so:
(1,0,1,0,1),
(0,1,0,1,0),
etc. ?

Michael


> Thanks,
> Andreas
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