Re: gEDA-dev: layers and layer groups

[DJ Delorie <dj@xxxxxxxxxxx>]

> I've found PCB->Data->Layer[] and PCB->LayerGroups.  But it's not quite
> that simple.  For example, how many layers and how many layer groups
> are there?  There's MAX_LAYER, which appears to be a hard limit on the

The "max_layer" macro (PCB->Data->LayerN) is the number of copper
layers in the current board.

There are as many layer groups as there are layers.

The extra two layers are the two silk layers.


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