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router: more robust nearest obstacle clipping

This commit is contained in:
Tomasz Wlostowski 2015-07-02 16:09:16 +02:00 committed by Maciej Suminski
parent c48a417dcd
commit a3edd9706f
1 changed files with 15 additions and 6 deletions
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21
pcbnew/router/pns_line.cpp
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@ -313,17 +313,26 @@ bool PNS_LINE::Is45Degree()
const PNS_LINE PNS_LINE::ClipToNearestObstacle( PNS_NODE* aNode ) const const PNS_LINE PNS_LINE::ClipToNearestObstacle( PNS_NODE* aNode ) const
{ {
const int IterationLimit = 5;
int i;
PNS_LINE l( *this ); PNS_LINE l( *this );
PNS_NODE::OPT_OBSTACLE obs = aNode->NearestObstacle( &l ); for( i = 0; i < IterationLimit; i++ )
if( obs )
{ {
l.RemoveVia(); PNS_NODE::OPT_OBSTACLE obs = aNode->NearestObstacle( &l );
int p = l.Line().Split( obs->m_ipFirst );
l.Line().Remove( p + 1, -1 ); if( obs )
{
l.RemoveVia();
int p = l.Line().Split( obs->m_ipFirst );
l.Line().Remove( p + 1, -1 );
} else
break;
} }
if( i == IterationLimit )
l.Line().Clear();
return l; return l;
} }