[Therion] Can't change default l_wall style with metapost

[Martin Budaj]

Hi,

define l_wall_bedrock instead of l_wall

M.

On Tue, Jul 25, 2023 at 2:03 AM Paul Rowe <armchair.caver.nz at gmail.com>
wrote:

> Hi,
> I have changed wall subtypes before in my layout. e.g. Using Bruce
> Mutton's
>
> code metapost
> def l_wall_unsurveyed (expr P) =
>   T:=identity;
>   pickup PenC;
>   thdraw P dashed evenly scaled (2*optical_zoom);
> enddef;
> endcode
>
> However, I can't get this working on the default l_wall type. Any changes,
> including using the same style as in the above l_wall_unsurveyed example
> get ignored. e.g.
> code metapost
> def l_wall (expr P) =
>   T:=identity;
>   pickup PenC;
>   thdraw P dashed evenly scaled (2*optical_zoom);
> enddef;
> endcode
>
> I'm not sure what I'm missing. I'm first trying to prove I can override
> this, and then working on a wall style with a shadow or external
> cross-hatching.
>
> Thanks,
> Paul
>
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