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Re: Interpreting the ARC command
Take a look at the legacy footprint library file format documentation
for help. You really should be supporting the new s-expression file
format. The legacy file format is deprecated and is read only.
On 11/11/2019 4:42 AM, Avishay Orpaz wrote:
> I'm writing a program the reads schematic library symbols, and I'm
> having hard time understanding how arcs are drawn.
> Taking, for example, the Antenna_Shield symbol from device.lib. This
> symbol contains two arcs:
> A -1 -73 32 -882 1242 0 1 0 N 0 -105 -20 -45
> A 1 -73 32 -918 558 0 1 0 N 0 -105 20 -45
> Both arcs start at approximately the same angle (-90 = 270 degrees) and
> end at two different angles - the first at 124 degrees, the second at 56
> degrees. When the symbol is drawn, the first arc is drone clockwise
> while the latter is drawn anti-clockwise. So, how is it possible to
> determine the direction of the arc?
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