bool BOARD::TestAreaIntersections( ZONE_CONTAINER* area_to_test )
{
for( unsigned ia2 = 0; ia2 < m_ZoneDescriptorList.size(); ia2++ )
{
ZONE_CONTAINER* area2 = m_ZoneDescriptorList[ia2];
if( area_to_test->GetNetCode() != area2->GetNetCode() )
continue;
if( area_to_test == area2 )
continue;
// see if areas are on same layer
if( area_to_test->GetLayer() != area2->GetLayer() )
continue;
// test for different priorities
if( area_to_test->GetPriority() != area2->GetPriority() )
continue;
// test for different types
if( area_to_test->GetIsKeepout() != area2->GetIsKeepout() )
continue;
if( TestAreaIntersection( area_to_test, area2 ) )
return true;
}
return false;
}
bool BOARD::CombineAllAreasInNet( PICKED_ITEMS_LIST* aDeletedList, int aNetCode,
bool aUseLocalFlags )
{
if( m_ZoneDescriptorList.size() <= 1 )
return false;
bool modified = false;
// Loop through all combinations
for( unsigned ia1 = 0; ia1 < m_ZoneDescriptorList.size() - 1; ia1++ )
{
ZONE_CONTAINER* curr_area = m_ZoneDescriptorList[ia1];
if( curr_area->GetNetCode() != aNetCode )
continue;
// legal polygon
BOX2I b1 = curr_area->Outline()->BBox();
bool mod_ia1 = false;
for( unsigned ia2 = m_ZoneDescriptorList.size() - 1; ia2 > ia1; ia2-- )
{
ZONE_CONTAINER* area2 = m_ZoneDescriptorList[ia2];
if( area2->GetNetCode() != aNetCode )
continue;
if( curr_area->GetPriority() != area2->GetPriority() )
continue;
if( curr_area->GetIsKeepout() != area2->GetIsKeepout() )
continue;
if( curr_area->GetLayer() != area2->GetLayer() )
continue;
BOX2I b2 = area2->Outline()->BBox();
if( b1.Intersects( b2 ) )
{
// check area2 against curr_area
if( curr_area->GetLocalFlags() || area2->GetLocalFlags()
|| aUseLocalFlags == false )
{
bool ret = TestAreaIntersection( curr_area, area2 );
if( ret )
ret = CombineAreas( aDeletedList, curr_area, area2 );
if( ret )
{
mod_ia1 = true;
modified = true;
}
}
}
}
if( mod_ia1 )
ia1--; // if modified, we need to check it again
}
return modified;
}
bool BOARD::TestAreaIntersections( ZONE_CONTAINER* area_to_test )
{
for( unsigned ia2 = 0; ia2 < m_ZoneDescriptorList.size(); ia2++ )
{
ZONE_CONTAINER* area2 = m_ZoneDescriptorList[ia2];
if( area_to_test->GetNetCode() != area2->GetNetCode() )
continue;
if( area_to_test == area2 )
continue;
// see if areas are on same layers
if( area_to_test->GetLayerSet() != area2->GetLayerSet() )
continue;
// test for different priorities
if( area_to_test->GetPriority() != area2->GetPriority() )
continue;
// test for different types
if( area_to_test->GetIsKeepout() != area2->GetIsKeepout() )
continue;
// Keepout area-specific tests
if( area_to_test->GetIsKeepout() )
{
if( area_to_test->GetDoNotAllowCopperPour() != area2->GetDoNotAllowCopperPour() )
continue;
if( area_to_test->GetDoNotAllowTracks() != area2->GetDoNotAllowTracks() )
continue;
if( area_to_test->GetDoNotAllowVias() != area2->GetDoNotAllowVias() )
continue;
}
// Filled zone specific tests
else
{
if( area_to_test->GetClearance() != area2->GetClearance() )
continue;
if( area_to_test->GetThermalReliefGap() != area2->GetThermalReliefGap() )
continue;
if( area_to_test->GetThermalReliefCopperBridge() != area2->GetThermalReliefCopperBridge() )
continue;
if( area_to_test->GetArcSegmentCount() != area2->GetArcSegmentCount() )
continue;
if( area_to_test->GetZoneClearance() != area2->GetZoneClearance() )
continue;
if( area_to_test->GetPadConnection() != area2->GetPadConnection() )
continue;
if( area_to_test->GetMinThickness() != area2->GetMinThickness() )
continue;
if( area_to_test->GetCornerSmoothingType() != area2->GetCornerSmoothingType() )
continue;
if( area_to_test->GetCornerRadius() != area2->GetCornerRadius() )
continue;
}
if( TestAreaIntersection( area_to_test, area2 ) )
return true;
}
return false;
}
/**
* Function CombineAllAreasInNet
* Checks all copper areas in net for intersections, combining them if found
* @param aDeletedList = a PICKED_ITEMS_LIST * where to store deleted areas (useful in
* undo commands can be NULL
* @param aNetCode = net to consider
* @param bMessageBox : if true display warning message box
* @param bUseUtility : if true, don't check areas if both utility flags are 0
* Sets utility flag = 1 for any areas modified
* If an area has self-intersecting arcs, doesn't try to combine it
*/
int BOARD::CombineAllAreasInNet( PICKED_ITEMS_LIST* aDeletedList, int aNetCode,
bool bMessageBox, bool bUseUtility )
{
if( m_ZoneDescriptorList.size() <= 1 )
return 0;
// start by testing all area polygons to set utility2 flags
for( unsigned ia = 0; ia < m_ZoneDescriptorList.size(); ia++ )
if( m_ZoneDescriptorList[ia]->GetNet() == aNetCode )
TestAreaPolygon( m_ZoneDescriptorList[ia] );
// now loop through all combinations
for( unsigned ia1 = 0; ia1 < m_ZoneDescriptorList.size() - 1; ia1++ )
{
ZONE_CONTAINER* curr_area = m_ZoneDescriptorList[ia1];
if( curr_area->GetNet() != aNetCode )
continue;
// legal polygon
CRect b1 = curr_area->m_Poly->GetCornerBounds();
bool mod_ia1 = false;
for( unsigned ia2 = m_ZoneDescriptorList.size() - 1; ia2 > ia1; ia2-- )
{
ZONE_CONTAINER* area2 = m_ZoneDescriptorList[ia2];
if( area2->GetNet() != aNetCode )
continue;
if( curr_area->GetPriority() != area2->GetPriority() )
continue;
if( curr_area->GetLayer() == area2->GetLayer()
&& curr_area->utility2 != -1 && area2->utility2 != -1 )
{
CRect b2 = area2->m_Poly->GetCornerBounds();
if( !( b1.left > b2.right || b1.right < b2.left
|| b1.bottom > b2.top || b1.top < b2.bottom ) )
{
// check area2 against curr_area
if( curr_area->utility || area2->utility || bUseUtility == false )
{
int ret = TestAreaIntersection( curr_area, area2 );
if( ret == 1 )
ret = CombineAreas( aDeletedList, curr_area, area2 );
if( ret == 1 )
{
mod_ia1 = true;
}
else if( ret == 2 )
{
if( bMessageBox && bDontShowIntersectionArcsWarning == false )
{
wxString str;
str.Printf( wxT( "Areas %d and %d of net \"%s\" intersect, but some of the intersecting sides are arcs.\n" ),
ia1 + 1,
ia2 + 1,
GetChars( curr_area->m_Netname ) );
str += wxT( "Therefore, these areas can't be combined." );
wxMessageBox( str );
}
}
}
}
}
}
if( mod_ia1 )
ia1--; // if modified, we need to check it again
}
return 0;
}