On Jun 18, 2:35 pm, TianWei <[email protected]> wrote:
> It seems there's a problem with line2d.reset(): it resets the
> line2d.options dictionary as it should, but further modifications to
> line2d.options fail to take any effect.
>
> Here's an example that *should* plot out four lines in the colors
> (blue, red, blue, red):
>
> #default color (works)
> print line2d.options
> line2d([(-1,3),(2,-1)]).show()
>
> #change color to red (works)
> line2d.options['rgbcolor'] = (1,0,0)
> print line2d.options
> line2d([(-1,3),(2,-1)]).show()
>
> #reset to blue (partially works)
> line2d.reset()
> print line2d.options
> line2d([(-1,3),(2,-1)]).show()
>
> #change color again to red (broken)
> line2d.options['rgbcolor'] = (1,0,0)
> print line2d.options
> line2d([(-1,3),(2,-1)]).show()
>
> However, the last plot is a blue line instead of red, and
> line2d.reset() does not revert line2d.options to the default settings,
> either. After this point, modifying line2d.options directly does
> change the dictionary, but the output color ignores these values.
>
A possibly related (though likely not) issue is the following:
sage: T = tetrahedron(color='red', opacity=0.5)
sage: t = T.get_texture()
sage: t.opacity
0.500000000000000
sage: T.set_texture(opacity=1)
sage: T
Notice that T is now blue.
- kcrisman
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