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Keep unknown nets at 0 while routing. 

Previous algorithm used a static variable which it decremented
for each new unconnected track, but this resulted in the router
marking earlier fixed segments as collisions (because they
would get set to netcode = 0 when "fixed").

Fixes: lp:1762043
* https://bugs.launchpad.net/kicad/+bug/1762043
This commit is contained in:
Jeff Young 2018-04-25 10:52:23 +01:00
parent 26ee673a6b
commit 7a7da560bc
1 changed files with 3 additions and 13 deletions
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16
pcbnew/router/pns_line_placer.cpp
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@ -854,19 +854,9 @@ bool LINE_PLACER::SetLayer( int aLayer )
bool LINE_PLACER::Start( const VECTOR2I& aP, ITEM* aStartItem )
{
VECTOR2I p( aP );
static int unknowNetIdx = 0; // -10000;
int net = -1;
if( !aStartItem || aStartItem->Net() < 0 )
net = unknowNetIdx--;
else
net = aStartItem->Net();
m_currentStart = p;
m_currentEnd = p;
m_currentNet = net;
m_currentStart = VECTOR2I( aP );
m_currentEnd = VECTOR2I( aP );
m_currentNet = std::max( 0, aStartItem ? aStartItem->Net() : 0 );
m_startItem = aStartItem;
m_placingVia = false;
m_chainedPlacement = false;