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Re: gEDA-user: pcb, how to remove mm garbage (very short lines)?

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Subject: Re: gEDA-user: pcb, how to remove mm garbage (very short lines)?
From: DJ Delorie <dj@xxxxxxxxxxx>
Date: Wed, 19 Nov 2008 16:37:18 -0500
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In-reply-to: <1227129476.6228.79.camel@AMD64-X2> (message from Stefan Salewski on Wed, 19 Nov 2008 22:17:56 +0100)
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> Important may be the correct mapping of user input to internal pcb
> coordinates.

The problem is rounding - some grid points round up, some round down.
You end up with off-by-one bugs, no matter how "precise" you are,
unless you can avoid the need to round completely.


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Follow-Ups:
- Re: gEDA-user: pcb, how to remove mm garbage (very short lines)?
  - From: Peter Clifton
- Re: gEDA-user: pcb, how to remove mm garbage (very short lines)?
  - From: Stefan Salewski

References:
- gEDA-user: pcb, how to remove mm garbage (very short lines)?
  - From: Stefan Salewski
- Re: gEDA-user: pcb, how to remove mm garbage (very short lines)?
  - From: Duncan Drennan
- Re: gEDA-user: pcb, how to remove mm garbage (very short lines)?
  - From: Peter Clifton
- Re: gEDA-user: pcb, how to remove mm garbage (very short lines)?
  - From: DJ Delorie
- Re: gEDA-user: pcb, how to remove mm garbage (very short lines)?
  - From: Peter Clifton
- Re: gEDA-user: pcb, how to remove mm garbage (very short lines)?
  - From: Stefan Salewski
- Re: gEDA-user: pcb, how to remove mm garbage (very short lines)?
  - From: DJ Delorie
- Re: gEDA-user: pcb, how to remove mm garbage (very short lines)?
  - From: Peter Clifton
- Re: gEDA-user: pcb, how to remove mm garbage (very short lines)?
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