Re: gEDA-user: pads, mask and solder paste

[Stephen Ecob <silicon.on.inspiration@xxxxxxxxx>]

On Tue, Feb 15, 2011 at 10:14 AM, DJ Delorie <dj@xxxxxxxxxxx> wrote:
>
>> Limiting the paste size to min(Mask, Thickness) seems like a good
>> idea, but can anyone think of a case where you'd actually want the
>
> Can you add a check for a fully tented pad?  I.e. if mask==0, don't
> draw anything?

Sure.

--- a/src/draw.c
+++ b/src/draw.c
@@ -543,8 +543,13 @@ DrawEverything (BoxTypePtr drawn_area)
            if ((TEST_FLAG (ONSOLDERFLAG, pad) && side == SOLDER_LAYER)
                || (!TEST_FLAG (ONSOLDERFLAG, pad)
                    && side == COMPONENT_LAYER))
-             if (!TEST_FLAG (NOPASTEFLAG, pad))
-               DrawPadLowLevel (Output.fgGC, pad, false, false);
+             if (!TEST_FLAG (NOPASTEFLAG, pad) && pad->Mask > 0L)
+             {
+               if (pad->Mask < pad->Thickness)
+                 DrawPadLowLevel (Output.fgGC, pad, true, true);
+               else
+                 DrawPadLowLevel (Output.fgGC, pad, false, false);
+              }
          }
          ENDALL_LOOP;
        }

I've given it a quick check, works fine for my current project (mixed
TH & SMD, some SMD with mask opening smaller than copper area for
sinking heat).

Any other feedback ?  I'll let this sit for a day or so, if there are
no further corrections or suggestions I'll then log it on LP.


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