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@ -295,6 +295,132 @@ void ZONE_CONTAINER::AddClearanceAreasPolygonsToPolysList( BOARD* aPcb ) |
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delete booleng; |
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} |
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// Now we remove all unused thermal stubs.
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#define REMOVE_UNUSED_THERMAL_STUBS // Can be commented to skip unused thermal stubs calculations
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#ifdef REMOVE_UNUSED_THERMAL_STUBS
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// first compute endindex for TestPointInsidePolygon
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unsigned int indexstart = 0, indexend; |
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for( indexend = 0; indexend < m_FilledPolysList.size(); indexend++ ) |
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{ |
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if( m_FilledPolysList[indexend].end_contour ) // end of a filled sub-area found
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{ |
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break; |
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} |
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} |
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/* Second, Add the main (corrected) polygon (i.e. the filled area using only one outline)
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* in GroupA in Bool_Engine to do a BOOL_A_SUB_B operation |
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* All areas to remove will be put in GroupB in Bool_Engine |
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*/ |
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booleng = new Bool_Engine(); |
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ArmBoolEng( booleng, true ); |
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/* Add the main corrected polygon (i.e. the filled area using only one outline)
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* in GroupA in Bool_Engine |
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*/ |
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CopyPolygonsFromFilledPolysListToBoolengine( booleng, GROUP_A ); |
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/*
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* Test and add polygons to remove thermal stubs. |
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*/ |
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for( MODULE* module = aPcb->m_Modules; module; module = module->Next() ) |
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{ |
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for( D_PAD* pad = module->m_Pads; pad != NULL; pad = pad->Next() ) |
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{ |
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// check
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if( pad->IsOnLayer( GetLayer() ) |
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&& pad->GetNet() == GetNet() |
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&& m_PadOption == THERMAL_PAD ) |
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{ |
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item_boundingbox = pad->GetBoundingBox(); |
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item_boundingbox.Inflate( m_ThermalReliefGapValue, m_ThermalReliefGapValue ); |
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if( !(item_boundingbox.Intersects( zone_boundingbox )) ) |
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continue; |
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// test point
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int dx = (pad->m_Size.x / 2) + m_ThermalReliefGapValue; |
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int dy = (pad->m_Size.y / 2) + m_ThermalReliefGapValue; |
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// compute north, south, west and east points for zone connection.
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wxPoint ptTest[4]; |
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ptTest[0] = wxPoint(0, dy+m_ZoneMinThickness/2); |
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ptTest[1] = wxPoint(0, -(dy+m_ZoneMinThickness/2)); |
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ptTest[2] = wxPoint( dx+m_ZoneMinThickness/2, 0); |
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ptTest[3] = wxPoint(-(dx+m_ZoneMinThickness/2), 0); |
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// This is CIRCLE pad tweak (for circle pads the thermal stubs are at 45 deg)
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float fAngle = 0.0; |
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if ( pad->m_PadShape == PAD_CIRCLE) |
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fAngle = 450.0; |
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// Test all sides
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for (int i=0; i<4; i++) { |
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// rotate point
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RotatePoint( &ptTest[i], pad->m_Orient + fAngle ); |
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// translate point
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ptTest[i] += pad->ReturnShapePos(); |
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if ( TestPointInsidePolygon( m_FilledPolysList, indexstart, |
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indexend, ptTest[i].x, ptTest[i].y ) == false) |
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{ |
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// polygon buffer
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std::vector<wxPoint> corners_buffer; |
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// polygons are rectangles with width of copper bridge value
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const int iDTRC = m_ThermalReliefCopperBridgeValue / 2; |
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switch (i) { |
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case 0: |
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corners_buffer.push_back( wxPoint( -iDTRC, dy) ); |
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corners_buffer.push_back( wxPoint( +iDTRC, dy) ); |
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corners_buffer.push_back( wxPoint( +iDTRC, iDTRC ) ); |
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corners_buffer.push_back( wxPoint( -iDTRC, iDTRC ) ); |
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break; |
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case 1: |
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corners_buffer.push_back( wxPoint( -iDTRC, -dy ) ); |
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corners_buffer.push_back( wxPoint( +iDTRC, -dy ) ); |
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corners_buffer.push_back( wxPoint( +iDTRC, -iDTRC ) ); |
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corners_buffer.push_back( wxPoint( -iDTRC, -iDTRC ) ); |
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break; |
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case 2: |
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corners_buffer.push_back( wxPoint( dx, -iDTRC ) ); |
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corners_buffer.push_back( wxPoint( dx, iDTRC ) ); |
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corners_buffer.push_back( wxPoint( +iDTRC, iDTRC ) ); |
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corners_buffer.push_back( wxPoint( +iDTRC, -iDTRC ) ); |
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break; |
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case 3: |
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corners_buffer.push_back( wxPoint( -dx, -iDTRC ) ); |
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corners_buffer.push_back( wxPoint( -dx, iDTRC ) ); |
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corners_buffer.push_back( wxPoint( -iDTRC, iDTRC ) ); |
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corners_buffer.push_back( wxPoint( -iDTRC, -iDTRC ) ); |
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break; |
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} |
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// add computed polygon to group_B
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if( booleng->StartPolygonAdd( GROUP_B ) ) |
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{ |
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for( unsigned ic = 0; ic < corners_buffer.size(); ic++ ) |
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{ |
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wxPoint cpos = corners_buffer[ic]; |
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RotatePoint( &cpos, pad->m_Orient + fAngle ); // Rotate according to module orientation
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cpos += pad->ReturnShapePos(); // Shift origin to position
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booleng->AddPoint( cpos.x, cpos.y ); |
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} |
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booleng->EndPolygonAdd(); |
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} |
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} |
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} |
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} |
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} |
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} |
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/* compute copper areas */ |
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booleng->Do_Operation( BOOL_A_SUB_B ); |
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/* put these areas in m_FilledPolysList */ |
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m_FilledPolysList.clear(); |
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CopyPolygonsFromBoolengineToFilledPolysList( booleng ); |
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delete booleng; |
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#endif
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// Remove insulated islands:
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if( GetNet() > 0 ) |
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Test_For_Copper_Island_And_Remove_Insulated_Islands( aPcb ); |
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charras
17 years ago