1107 lines
40 KiB
C++
1107 lines
40 KiB
C++
/****************************************************************************/
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/* Name: zones_test_and_combine_areas.cpp */
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/* Licence: GPL License */
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/* functions to test, merge and cut polygons used as copper areas outlines */
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/* some pieces of code come from FreePCB */
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/****************************************************************************/
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#include <vector>
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#include "fctsys.h"
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#include "common.h"
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#include "confirm.h"
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#include "pcbnew.h"
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bool bDontShowSelfIntersectionArcsWarning;
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bool bDontShowSelfIntersectionWarning;
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bool bDontShowIntersectionArcsWarning;
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bool bDontShowIntersectionWarning;
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/** Function AddArea
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* Add an empty copper area to board areas list
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* @param aNewZonesList = a PICKED_ITEMS_LIST * where to store new areas pickers (useful in undo commands)
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* can be NULL
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* @param aNetcode = the necode of the copper area (0 = no net)
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* @param aLayer = the layer of area
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* @param aStartPointPosition = position of the first point of the polygon outline of this area
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* @param aHatch = hacth option
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* @return pointer to the new area
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*/
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ZONE_CONTAINER* BOARD::AddArea( PICKED_ITEMS_LIST* aNewZonesList, int aNetcode,
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int aLayer, wxPoint aStartPointPosition, int aHatch )
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{
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ZONE_CONTAINER* new_area = InsertArea( aNetcode,
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m_ZoneDescriptorList.size( ) - 1,
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aLayer, aStartPointPosition.x, aStartPointPosition.y, aHatch );
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if( aNewZonesList )
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{
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ITEM_PICKER picker( new_area, UR_NEW );
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picker.m_PickedItemType = new_area->Type();
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aNewZonesList->PushItem( picker );
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}
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return new_area;
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}
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/** Function RemoveArea
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* remove copper area from net, and put it in a deleted list (if exists)
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* @param aDeletedList = a PICKED_ITEMS_LIST * where to store deleted areas (useful in undo commands)
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* can be NULL
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* @param area_to_remove = area to delete or put in deleted list
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*/
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void BOARD::RemoveArea( PICKED_ITEMS_LIST* aDeletedList, ZONE_CONTAINER* area_to_remove )
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{
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if( area_to_remove == NULL )
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return;
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if( aDeletedList )
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{
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ITEM_PICKER picker( area_to_remove, UR_DELETED );
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picker.m_PickedItemType = area_to_remove->Type();
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aDeletedList->PushItem( picker );
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Remove( area_to_remove ); // remove from zone list, but does not delete it
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}
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else
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Delete( area_to_remove );
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}
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/**
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* Function InsertArea
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* add empty copper area to net, inserting after m_ZoneDescriptorList[iarea]
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* @return pointer to the new area
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*/
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ZONE_CONTAINER* BOARD::InsertArea( int netcode, int iarea, int layer, int x, int y, int hatch )
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{
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ZONE_CONTAINER* new_area = new ZONE_CONTAINER( this );
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new_area->SetNet( netcode );
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new_area->SetLayer( layer );
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new_area->m_TimeStamp = GetTimeStamp();
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if( iarea < (int) ( m_ZoneDescriptorList.size() - 1 ) )
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m_ZoneDescriptorList.insert( m_ZoneDescriptorList.begin() + iarea + 1, new_area );
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else
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m_ZoneDescriptorList.push_back( new_area );
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new_area->m_Poly->Start( layer, x, y, hatch );
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return new_area;
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}
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/**
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* Function CompleteArea
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* complete copper area contour by adding a line from last to first corner
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* if there is only 1 or 2 corners, remove (delete) the area
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* @param area_to_complete = area to complete or remove
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* @param style = style of last corner
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* @return 1 if Ok, 0 if area removed
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*/
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int BOARD::CompleteArea( ZONE_CONTAINER* area_to_complete, int style )
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{
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if( area_to_complete->m_Poly->GetNumCorners() > 2 )
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{
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area_to_complete->m_Poly->Close( style );
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return 1;
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}
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else
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Delete( area_to_complete );
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return 0;
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}
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/**
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* Function TestAreaPolygon
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* Test an area for self-intersection.
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*
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* @param CurrArea = copper area to test
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* @return :
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* -1 if arcs intersect other sides
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* 0 if no intersecting sides
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* 1 if intersecting sides, but no intersecting arcs
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* Also sets utility2 flag of area with return value
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*/
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int BOARD::TestAreaPolygon( ZONE_CONTAINER* CurrArea )
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{
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CPolyLine* p = CurrArea->m_Poly;
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// first, check for sides intersecting other sides, especially arcs
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bool bInt = false;
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bool bArcInt = false;
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int n_cont = p->GetNumContours();
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// make bounding rect for each contour
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std::vector<CRect> cr;
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cr.reserve( n_cont );
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for( int icont = 0; icont<n_cont; icont++ )
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cr.push_back( p->GetCornerBounds( icont ) );
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for( int icont = 0; icont<n_cont; icont++ )
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{
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int is_start = p->GetContourStart( icont );
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int is_end = p->GetContourEnd( icont );
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for( int is = is_start; is<=is_end; is++ )
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{
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int is_prev = is - 1;
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if( is_prev < is_start )
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is_prev = is_end;
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int is_next = is + 1;
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if( is_next > is_end )
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is_next = is_start;
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int style = p->GetSideStyle( is );
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int x1i = p->GetX( is );
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int y1i = p->GetY( is );
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int x1f = p->GetX( is_next );
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int y1f = p->GetY( is_next );
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// check for intersection with any other sides
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for( int icont2 = icont; icont2<n_cont; icont2++ )
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{
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if( cr[icont].left > cr[icont2].right
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|| cr[icont].bottom > cr[icont2].top
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|| cr[icont2].left > cr[icont].right
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|| cr[icont2].bottom > cr[icont].top )
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{
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// rectangles don't overlap, do nothing
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}
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else
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{
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int is2_start = p->GetContourStart( icont2 );
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int is2_end = p->GetContourEnd( icont2 );
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for( int is2 = is2_start; is2<=is2_end; is2++ )
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{
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int is2_prev = is2 - 1;
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if( is2_prev < is2_start )
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is2_prev = is2_end;
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int is2_next = is2 + 1;
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if( is2_next > is2_end )
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is2_next = is2_start;
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if( icont != icont2
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|| (is2 != is && is2 != is_prev && is2 != is_next && is != is2_prev
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&& is !=
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is2_next ) )
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{
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int style2 = p->GetSideStyle( is2 );
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int x2i = p->GetX( is2 );
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int y2i = p->GetY( is2 );
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int x2f = p->GetX( is2_next );
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int y2f = p->GetY( is2_next );
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int ret = FindSegmentIntersections( x1i, y1i, x1f, y1f, style,
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x2i, y2i, x2f, y2f, style2 );
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if( ret )
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{
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// intersection between non-adjacent sides
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bInt = true;
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if( style != CPolyLine::STRAIGHT || style2 != CPolyLine::STRAIGHT )
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{
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bArcInt = true;
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break;
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}
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}
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}
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}
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}
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if( bArcInt )
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break;
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}
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if( bArcInt )
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break;
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}
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if( bArcInt )
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break;
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}
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if( bArcInt )
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CurrArea->utility2 = -1;
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else if( bInt )
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CurrArea->utility2 = 1;
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else
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CurrArea->utility2 = 0;
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return CurrArea->utility2;
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}
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/**
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* Function ClipAreaPolygon
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* Process an area that has been modified, by clipping its polygon against itself.
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* This may change the number and order of copper areas in the net.
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* @param aNewZonesList = a PICKED_ITEMS_LIST * where to store new areas pickers (useful in undo commands)
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* can be NULL
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* @param aCurrArea = the zone to process
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* @param bMessageBoxInt == true, shows message when clipping occurs.
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* @param bMessageBoxArc == true, shows message when clipping can't be done due to arcs.
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* @param bRetainArcs = true to handle arcs (not really used in kicad)
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* @return:
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* -1 if arcs intersect other sides, so polygon can't be clipped
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* 0 if no intersecting sides
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* 1 if intersecting sides
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* Also sets areas->utility1 flags if areas are modified
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*/
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int BOARD::ClipAreaPolygon( PICKED_ITEMS_LIST * aNewZonesList,
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ZONE_CONTAINER* aCurrArea,
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bool bMessageBoxArc, bool bMessageBoxInt, bool bRetainArcs )
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{
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CPolyLine* curr_polygon = aCurrArea->m_Poly;
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int test = TestAreaPolygon( aCurrArea ); // this sets utility2 flag
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if( test == -1 && !bRetainArcs )
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test = 1;
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if( test == -1 )
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{
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// arc intersections, don't clip unless bRetainArcs == false
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if( bMessageBoxArc && bDontShowSelfIntersectionArcsWarning == false )
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{
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wxString str;
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str.Printf( wxT( "Area %8.8X of net \"%s\" has arcs intersecting other sides.\n" ),
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aCurrArea->m_TimeStamp, aCurrArea->m_Netname.GetData() );
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str += wxT( "This may cause problems with other editing operations,\n" );
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str += wxT( "such as adding cutouts. It can't be fixed automatically.\n" );
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str += wxT( "Manual correction is recommended." );
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wxMessageBox( str );
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}
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return -1; // arcs intersect with other sides, error
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}
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// mark all areas as unmodified except this one
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for( unsigned ia = 0; ia < m_ZoneDescriptorList.size(); ia++ )
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m_ZoneDescriptorList[ia]->utility = 0;
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aCurrArea->utility = 1;
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if( test == 1 )
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{
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// non-arc intersections, clip the polygon
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if( bMessageBoxInt && bDontShowSelfIntersectionWarning == false )
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{
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wxString str;
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str.Printf( wxT(
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"Area %8.8X of net \"%s\" is self-intersecting and will be clipped.\n" ),
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aCurrArea->m_TimeStamp, aCurrArea->m_Netname.GetData() );
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str += wxT( "This may result in splitting the area.\n" );
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str += wxT( "If the area is complex, this may take a few seconds." );
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wxMessageBox( str );
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// bDontShowSelfIntersectionWarning = dlg.bDontShowBoxState;
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}
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}
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//** TODO test for cutouts outside of area
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//** if( test == 1 )
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{
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std::vector<CPolyLine*>* pa = new std::vector<CPolyLine*>;
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curr_polygon->Undraw();
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int n_poly = aCurrArea->m_Poly->NormalizeAreaOutlines( pa, bRetainArcs );
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if( n_poly > 1 ) // i.e if clipping has created some polygons, we must add these new copper areas
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{
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ZONE_CONTAINER* NewArea;
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for( int ip = 1; ip < n_poly; ip++ )
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{
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// create new copper area and copy poly into it
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CPolyLine* new_p = (*pa)[ip - 1];
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NewArea = AddArea( aNewZonesList, aCurrArea->GetNet(), aCurrArea->GetLayer(),
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wxPoint(0, 0), CPolyLine::NO_HATCH );
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// remove the poly that was automatically created for the new area
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// and replace it with a poly from NormalizeWithKbool
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delete NewArea->m_Poly;
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NewArea->m_Poly = new_p;
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NewArea->m_Poly->Draw();
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NewArea->utility = 1;
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}
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}
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curr_polygon->Draw();
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delete pa;
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}
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return test;
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}
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/**
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* Process an area that has been modified, by clipping its polygon against
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* itself and the polygons for any other areas on the same net.
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* This may change the number and order of copper areas in the net.
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* @param aModifiedZonesList = a PICKED_ITEMS_LIST * where to store deleted or added areas (useful in undo commands
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* can be NULL
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* @param modified_area = area to test
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* @param bMessageBoxInt == true, shows message when clipping occurs.
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* @param bMessageBoxArc == true, shows message when clipping can't be done due to arcs.
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* @return :
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* -1 if arcs intersect other sides, so polygon can't be clipped
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* 0 if no intersecting sides
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* 1 if intersecting sides, polygon clipped
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*/
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int BOARD::AreaPolygonModified( PICKED_ITEMS_LIST* aModifiedZonesList,
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ZONE_CONTAINER* modified_area,
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bool bMessageBoxArc,
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bool bMessageBoxInt )
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{
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// clip polygon against itself
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int test = ClipAreaPolygon( aModifiedZonesList, modified_area, bMessageBoxArc, bMessageBoxInt );
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if( test == -1 )
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return test;
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// now see if we need to clip against other areas
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int layer = modified_area->GetLayer();
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bool bCheckAllAreas = false;
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if( test == 1 )
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bCheckAllAreas = true;
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else
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bCheckAllAreas = TestAreaIntersections( modified_area );
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if( bCheckAllAreas )
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CombineAllAreasInNet( aModifiedZonesList, modified_area->GetNet(), bMessageBoxInt, true );
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if( layer >= FIRST_NO_COPPER_LAYER ) // Refill non copper zones on this layer
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{
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if( m_ZoneDescriptorList.size() > 0 )
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{
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for( unsigned ia = 0; ia < m_ZoneDescriptorList.size(); ia++ )
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if( m_ZoneDescriptorList[ia]->GetLayer() == layer )
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m_ZoneDescriptorList[ia]->BuildFilledPolysListData( this );
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}
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}
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// Test for bad areas: all zones must have more than 2 corners:
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// Note: should not happen, but just in case.
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for( unsigned ia1 = 0; ia1 < m_ZoneDescriptorList.size() - 1; )
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{
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ZONE_CONTAINER* zone = m_ZoneDescriptorList[ia1];
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if( zone->GetNumCorners() >= 3 )
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ia1++;
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// Remove zone because it is incorrect:
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else
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RemoveArea( aModifiedZonesList, zone );
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}
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return test;
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}
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/**
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* Function CombineAllAreasInNet
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* Checks all copper areas in net for intersections, combining them if found
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* @param aDeletedList = a PICKED_ITEMS_LIST * where to store deleted areas (useful in undo commands
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* can be NULL
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* @param aNetCode = net to consider
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* @param bMessageBox : if true display warning message box
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* @param bUseUtility : if true, don't check areas if both utility flags are 0
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* Sets utility flag = 1 for any areas modified
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* If an area has self-intersecting arcs, doesn't try to combine it
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*/
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int BOARD::CombineAllAreasInNet( PICKED_ITEMS_LIST* aDeletedList, int aNetCode, bool bMessageBox, bool bUseUtility )
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{
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if( m_ZoneDescriptorList.size() <= 1 )
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return 0;
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// start by testing all area polygons to set utility2 flags
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for( unsigned ia = 0; ia < m_ZoneDescriptorList.size(); ia++ )
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if( m_ZoneDescriptorList[ia]->GetNet() == aNetCode )
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TestAreaPolygon( m_ZoneDescriptorList[ia] );
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// now loop through all combinations
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for( unsigned ia1 = 0; ia1 < m_ZoneDescriptorList.size() - 1; ia1++ )
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{
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ZONE_CONTAINER* curr_area = m_ZoneDescriptorList[ia1];
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if( curr_area->GetNet() != aNetCode )
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continue;
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// legal polygon
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CRect b1 = curr_area->m_Poly->GetCornerBounds();
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bool mod_ia1 = false;
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for( unsigned ia2 = m_ZoneDescriptorList.size() - 1; ia2 > ia1; ia2-- )
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{
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ZONE_CONTAINER* area2 = m_ZoneDescriptorList[ia2];
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if( area2->GetNet() != aNetCode )
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continue;
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if( curr_area->GetLayer() == area2->GetLayer()
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&& curr_area->utility2 != -1 && area2->utility2 != -1 )
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{
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CRect b2 = area2->m_Poly->GetCornerBounds();
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if( !( b1.left > b2.right || b1.right < b2.left
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|| b1.bottom > b2.top || b1.top < b2.bottom ) )
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{
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// check area2 against curr_area
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if( curr_area->utility || area2->utility || bUseUtility ==
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false )
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{
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int ret = TestAreaIntersection( curr_area, area2 );
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if( ret == 1 )
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ret = CombineAreas( aDeletedList, curr_area, area2 );
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if( ret == 1 )
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{
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mod_ia1 = true;
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}
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else if( ret == 2 )
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{
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if( bMessageBox && bDontShowIntersectionArcsWarning == false )
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{
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wxString str;
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str.Printf(
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wxT(
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"Areas %d and %d of net \"%s\" intersect, but some of the intersecting sides are arcs.\n" ),
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ia1 + 1,
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ia2 + 1,
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curr_area->m_Netname.GetData() );
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str += wxT( "Therefore, these areas can't be combined." );
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wxMessageBox( str );
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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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if( mod_ia1 )
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ia1--; // if modified, we need to check it again
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}
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return 0;
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}
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|
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/**
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* Function TestAreaIntersections
|
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* Check for intersection of a given copper area with other areas in same net
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* @param area_to_test = area to compare to all other areas in the same net
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*/
|
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bool BOARD::TestAreaIntersections( ZONE_CONTAINER* area_to_test )
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{
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CPolyLine* poly1 = area_to_test->m_Poly;
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for( unsigned ia2 = 0; ia2 < m_ZoneDescriptorList.size(); ia2++ )
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{
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ZONE_CONTAINER* area2 = m_ZoneDescriptorList[ia2];
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if( area_to_test->GetNet() != area2->GetNet() )
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continue;
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if( area_to_test == area2 )
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continue;
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// see if areas are on same layer
|
|
if( area_to_test->GetLayer() != area2->GetLayer() )
|
|
continue;
|
|
|
|
CPolyLine* poly2 = area2->m_Poly;
|
|
|
|
// test bounding rects
|
|
CRect b1 = poly1->GetCornerBounds();
|
|
CRect b2 = poly2->GetCornerBounds();
|
|
if( b1.bottom > b2.top
|
|
|| b1.top < b2.bottom
|
|
|| b1.left > b2.right
|
|
|| b1.right < b2.left )
|
|
continue;
|
|
|
|
// test for intersecting segments
|
|
for( int icont1 = 0; icont1<poly1->GetNumContours(); icont1++ )
|
|
{
|
|
int is1 = poly1->GetContourStart( icont1 );
|
|
int ie1 = poly1->GetContourEnd( icont1 );
|
|
for( int ic1 = is1; ic1<=ie1; ic1++ )
|
|
{
|
|
int xi1 = poly1->GetX( ic1 );
|
|
int yi1 = poly1->GetY( ic1 );
|
|
int xf1, yf1, style1;
|
|
if( ic1 < ie1 )
|
|
{
|
|
xf1 = poly1->GetX( ic1 + 1 );
|
|
yf1 = poly1->GetY( ic1 + 1 );
|
|
}
|
|
else
|
|
{
|
|
xf1 = poly1->GetX( is1 );
|
|
yf1 = poly1->GetY( is1 );
|
|
}
|
|
style1 = poly1->GetSideStyle( ic1 );
|
|
for( int icont2 = 0; icont2 < poly2->GetNumContours(); icont2++ )
|
|
{
|
|
int is2 = poly2->GetContourStart( icont2 );
|
|
int ie2 = poly2->GetContourEnd( icont2 );
|
|
for( int ic2 = is2; ic2<=ie2; ic2++ )
|
|
{
|
|
int xi2 = poly2->GetX( ic2 );
|
|
int yi2 = poly2->GetY( ic2 );
|
|
int xf2, yf2, style2;
|
|
if( ic2 < ie2 )
|
|
{
|
|
xf2 = poly2->GetX( ic2 + 1 );
|
|
yf2 = poly2->GetY( ic2 + 1 );
|
|
}
|
|
else
|
|
{
|
|
xf2 = poly2->GetX( is2 );
|
|
yf2 = poly2->GetY( is2 );
|
|
}
|
|
style2 = poly2->GetSideStyle( ic2 );
|
|
int n_int = FindSegmentIntersections( xi1, yi1, xf1, yf1, style1,
|
|
xi2, yi2, xf2, yf2, style2 );
|
|
if( n_int )
|
|
return true;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
// If a contour is inside an other contour, no segments intersects, but the zones can be combined
|
|
// test a corner inside an outline (only one corner is enought)
|
|
for( int ic2 = 0; ic2 < poly2->GetNumCorners(); ic2++ )
|
|
{
|
|
int x = poly2->GetX( ic2 );
|
|
int y = poly2->GetY( ic2 );
|
|
if( poly1->TestPointInside( x, y ) )
|
|
{
|
|
return true;
|
|
}
|
|
}
|
|
|
|
for( int ic1 = 0; ic1 < poly1->GetNumCorners(); ic1++ )
|
|
{
|
|
int x = poly1->GetX( ic1 );
|
|
int y = poly1->GetY( ic1 );
|
|
if( poly2->TestPointInside( x, y ) )
|
|
{
|
|
return true;
|
|
}
|
|
}
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
|
|
/**
|
|
* Function TestAreaIntersection
|
|
* Test for intersection of 2 copper areas
|
|
* area_to_test must be after area_ref in m_ZoneDescriptorList
|
|
* @param area_ref = area reference
|
|
* @param area_to_test = area to compare for intersection calculations
|
|
* @return : 0 if no intersection
|
|
* 1 if intersection
|
|
* 2 if arcs intersect
|
|
*/
|
|
int BOARD::TestAreaIntersection( ZONE_CONTAINER* area_ref, ZONE_CONTAINER* area_to_test )
|
|
{
|
|
// see if areas are on same layer
|
|
if( area_ref->GetLayer() != area_to_test->GetLayer() )
|
|
return 0;
|
|
|
|
CPolyLine* poly1 = area_ref->m_Poly;
|
|
CPolyLine* poly2 = area_to_test->m_Poly;
|
|
|
|
// test bounding rects
|
|
CRect b1 = poly1->GetCornerBounds();
|
|
CRect b2 = poly2->GetCornerBounds();
|
|
if( b1.bottom > b2.top
|
|
|| b1.top < b2.bottom
|
|
|| b1.left > b2.right
|
|
|| b1.right < b2.left )
|
|
return 0;
|
|
|
|
// now test for intersecting segments
|
|
bool bInt = false;
|
|
bool bArcInt = false;
|
|
for( int icont1 = 0; icont1<poly1->GetNumContours(); icont1++ )
|
|
{
|
|
int is1 = poly1->GetContourStart( icont1 );
|
|
int ie1 = poly1->GetContourEnd( icont1 );
|
|
for( int ic1 = is1; ic1<=ie1; ic1++ )
|
|
{
|
|
int xi1 = poly1->GetX( ic1 );
|
|
int yi1 = poly1->GetY( ic1 );
|
|
int xf1, yf1, style1;
|
|
if( ic1 < ie1 )
|
|
{
|
|
xf1 = poly1->GetX( ic1 + 1 );
|
|
yf1 = poly1->GetY( ic1 + 1 );
|
|
}
|
|
else
|
|
{
|
|
xf1 = poly1->GetX( is1 );
|
|
yf1 = poly1->GetY( is1 );
|
|
}
|
|
style1 = poly1->GetSideStyle( ic1 );
|
|
for( int icont2 = 0; icont2<poly2->GetNumContours(); icont2++ )
|
|
{
|
|
int is2 = poly2->GetContourStart( icont2 );
|
|
int ie2 = poly2->GetContourEnd( icont2 );
|
|
for( int ic2 = is2; ic2<=ie2; ic2++ )
|
|
{
|
|
int xi2 = poly2->GetX( ic2 );
|
|
int yi2 = poly2->GetY( ic2 );
|
|
int xf2, yf2, style2;
|
|
if( ic2 < ie2 )
|
|
{
|
|
xf2 = poly2->GetX( ic2 + 1 );
|
|
yf2 = poly2->GetY( ic2 + 1 );
|
|
}
|
|
else
|
|
{
|
|
xf2 = poly2->GetX( is2 );
|
|
yf2 = poly2->GetY( is2 );
|
|
}
|
|
style2 = poly2->GetSideStyle( ic2 );
|
|
int n_int = FindSegmentIntersections( xi1, yi1, xf1, yf1, style1,
|
|
xi2, yi2, xf2, yf2, style2 );
|
|
if( n_int )
|
|
{
|
|
bInt = true;
|
|
if( style1 != CPolyLine::STRAIGHT || style2 != CPolyLine::STRAIGHT )
|
|
bArcInt = true;
|
|
break;
|
|
}
|
|
}
|
|
|
|
if( bArcInt )
|
|
break;
|
|
}
|
|
|
|
if( bArcInt )
|
|
break;
|
|
}
|
|
|
|
if( bArcInt )
|
|
break;
|
|
}
|
|
|
|
if( !bInt )
|
|
{
|
|
if( bArcInt )
|
|
return 0;
|
|
|
|
// If a contour is inside an other contour, no segments intersects, but the zones can be combined
|
|
// test a corner inside an outline (only one corner is enought)
|
|
for( int ic2 = 0; ic2 < poly2->GetNumCorners(); ic2++ )
|
|
{
|
|
int x = poly2->GetX( ic2 );
|
|
int y = poly2->GetY( ic2 );
|
|
if( poly1->TestPointInside( x, y ) )
|
|
{
|
|
return 1;
|
|
}
|
|
}
|
|
|
|
for( int ic1 = 0; ic1 < poly1->GetNumCorners(); ic1++ )
|
|
{
|
|
int x = poly1->GetX( ic1 );
|
|
int y = poly1->GetY( ic1 );
|
|
if( poly2->TestPointInside( x, y ) )
|
|
{
|
|
return 1;
|
|
}
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
if( bArcInt )
|
|
return 2;
|
|
return 1;
|
|
}
|
|
|
|
|
|
/**
|
|
* Function CombineAreas
|
|
* If possible, combine 2 copper areas
|
|
* @param aDeletedList = a PICKED_ITEMS_LIST * where to store deleted areas (useful in undo commands
|
|
* can be NULL
|
|
* @param area_ref = tje main area (zone)
|
|
* @param area_to_combine = the zone that can be merged with area_ref
|
|
* area_ref must be BEFORE area_to_combine
|
|
* area_to_combine will be deleted, if areas are combined
|
|
* @return : 0 if no intersection
|
|
* 1 if intersection
|
|
* 2 if arcs intersect
|
|
*/
|
|
int BOARD::CombineAreas( PICKED_ITEMS_LIST* aDeletedList, ZONE_CONTAINER* area_ref, ZONE_CONTAINER* area_to_combine )
|
|
{
|
|
if( area_ref == area_to_combine )
|
|
{
|
|
wxASSERT( 0 );
|
|
}
|
|
|
|
// polygons intersect, combine them
|
|
std::vector<CArc> arc_array1;
|
|
std::vector<CArc> arc_array2;
|
|
bool keep_area_to_combine = false;
|
|
|
|
Bool_Engine* booleng = new Bool_Engine();
|
|
ArmBoolEng( booleng );
|
|
|
|
area_ref->m_Poly->AddPolygonsToBoolEng( booleng, GROUP_A, -1, -1 );
|
|
area_to_combine->m_Poly->AddPolygonsToBoolEng( booleng, GROUP_B, -1, -1 );
|
|
booleng->Do_Operation( BOOL_OR );
|
|
|
|
// create area with external contour: Recreate only area edges, NOT holes
|
|
if( booleng->StartPolygonGet() )
|
|
{
|
|
if( booleng->GetPolygonPointEdgeType() == KB_INSIDE_EDGE )
|
|
{
|
|
DisplayError( NULL, wxT( "BOARD::CombineAreas() error: unexpected hole descriptor" ) );
|
|
}
|
|
|
|
area_ref->m_Poly->RemoveAllContours();
|
|
|
|
// foreach point in the polygon
|
|
bool first = true;
|
|
while( booleng->PolygonHasMorePoints() )
|
|
{
|
|
int x = (int) booleng->GetPolygonXPoint();
|
|
int y = (int) booleng->GetPolygonYPoint();
|
|
if( first )
|
|
{
|
|
first = false;
|
|
area_ref->m_Poly->Start( area_ref->GetLayer(
|
|
), x, y, area_ref->m_Poly->GetHatchStyle() );
|
|
}
|
|
else
|
|
area_ref->m_Poly->AppendCorner( x, y );
|
|
}
|
|
|
|
booleng->EndPolygonGet();
|
|
area_ref->m_Poly->Close();
|
|
}
|
|
|
|
// Recreate the area_to_combine if a second polygon exists
|
|
// if not exists , the first poly contains the 2 initial polygons
|
|
#if 0 // TestAreaIntersection must be called before combine areas, so
|
|
// 2 intersecting areas are expected, and only one outline contour after combining areas
|
|
else
|
|
{
|
|
area_to_combine->m_Poly->RemoveAllContours();
|
|
keep_area_to_combine = true;
|
|
|
|
// create area with external contour: Recreate only area edges, NOT holes (todo..)
|
|
{
|
|
// foreach point in the polygon
|
|
bool first = true;
|
|
while( booleng->PolygonHasMorePoints() )
|
|
{
|
|
int x = booleng->GetPolygonXPoint();
|
|
int y = booleng->GetPolygonYPoint();
|
|
if( first )
|
|
{
|
|
first = false;
|
|
area_to_combine->m_Poly->Start( area_ref->GetLayer(
|
|
), x, y, area_ref->m_Poly->GetHatchStyle() );
|
|
}
|
|
else
|
|
area_to_combine->m_Poly->AppendCorner( x, y );
|
|
}
|
|
|
|
booleng->EndPolygonGet();
|
|
area_to_combine->m_Poly->Close();
|
|
}
|
|
}
|
|
#endif
|
|
|
|
// add holes
|
|
while( booleng->StartPolygonGet() )
|
|
{
|
|
if( booleng->GetPolygonPointEdgeType() != KB_INSIDE_EDGE )
|
|
{
|
|
DisplayError( NULL,
|
|
wxT( "BOARD::CombineAreas() error: unexpected outside contour descriptor" ) );
|
|
continue;
|
|
}
|
|
while( booleng->PolygonHasMorePoints() )
|
|
{
|
|
int x = (int) booleng->GetPolygonXPoint();
|
|
int y = (int) booleng->GetPolygonYPoint();
|
|
area_ref->m_Poly->AppendCorner( x, y );
|
|
}
|
|
|
|
area_ref->m_Poly->Close();
|
|
booleng->EndPolygonGet();
|
|
}
|
|
|
|
if( !keep_area_to_combine )
|
|
RemoveArea( aDeletedList, area_to_combine );
|
|
|
|
area_ref->utility = 1;
|
|
area_ref->m_Poly->RestoreArcs( &arc_array1 );
|
|
area_ref->m_Poly->RestoreArcs( &arc_array2 );
|
|
area_ref->m_Poly->Draw();
|
|
delete booleng;
|
|
return 1;
|
|
}
|
|
|
|
|
|
/**
|
|
* Function Test_Drc_Areas_Outlines_To_Areas_Outlines
|
|
* Test Areas outlines for DRC:
|
|
* Test areas inside other areas
|
|
* Test areas too close
|
|
* @param aArea_To_Examine: area to compare with other areas. if NULL: all areas are compared tp all others
|
|
* @param aCreate_Markers: if true create DRC markers. False: do not creates anything
|
|
* @return errors count
|
|
*/
|
|
|
|
int BOARD::Test_Drc_Areas_Outlines_To_Areas_Outlines( ZONE_CONTAINER* aArea_To_Examine,
|
|
bool aCreate_Markers )
|
|
{
|
|
wxString str;
|
|
long nerrors = 0;
|
|
|
|
// iterate through all areas
|
|
for( int ia = 0; ia < GetAreaCount(); ia++ )
|
|
{
|
|
ZONE_CONTAINER* Area_Ref = GetArea( ia );
|
|
if( !Area_Ref->IsOnCopperLayer() )
|
|
continue;
|
|
|
|
if( aArea_To_Examine && (aArea_To_Examine != Area_Ref) )
|
|
continue;
|
|
for( int ia2 = 0; ia2 < GetAreaCount(); ia2++ )
|
|
{
|
|
ZONE_CONTAINER* Area_To_Test = GetArea( ia2 );
|
|
|
|
if( Area_Ref == Area_To_Test )
|
|
continue;
|
|
|
|
// test for same layer
|
|
if( Area_Ref->GetLayer() != Area_To_Test->GetLayer() )
|
|
continue;
|
|
|
|
// Test for same net
|
|
if( Area_Ref->GetNet() == Area_To_Test->GetNet() && Area_Ref->GetNet() >= 0 )
|
|
continue;
|
|
|
|
// test for some corners of Area_Ref inside Area_To_Test
|
|
for( int ic = 0; ic < Area_Ref->m_Poly->GetNumCorners(); ic++ )
|
|
{
|
|
int x = Area_Ref->m_Poly->GetX( ic );
|
|
int y = Area_Ref->m_Poly->GetY( ic );
|
|
if( Area_To_Test->m_Poly->TestPointInside( x, y ) )
|
|
{
|
|
// COPPERAREA_COPPERAREA error: copper area ref corner inside copper area
|
|
if( aCreate_Markers )
|
|
{
|
|
wxString msg1 = Area_Ref->MenuText( this );
|
|
wxString msg2 = Area_To_Test->MenuText( this );
|
|
MARKER_PCB* marker = new MARKER_PCB( COPPERAREA_INSIDE_COPPERAREA, wxPoint( x, y ),
|
|
msg1, wxPoint( x, y ),
|
|
msg2, wxPoint( x, y ) );
|
|
Add( marker );
|
|
}
|
|
nerrors++;
|
|
}
|
|
}
|
|
|
|
// test for some corners of Area_To_Test inside Area_Ref
|
|
for( int ic2 = 0; ic2 < Area_To_Test->m_Poly->GetNumCorners(); ic2++ )
|
|
{
|
|
int x = Area_To_Test->m_Poly->GetX( ic2 );
|
|
int y = Area_To_Test->m_Poly->GetY( ic2 );
|
|
if( Area_Ref->m_Poly->TestPointInside( x, y ) )
|
|
{
|
|
// COPPERAREA_COPPERAREA error: copper area corner inside copper area ref
|
|
if( aCreate_Markers )
|
|
{
|
|
wxString msg1 = Area_To_Test->MenuText( this );
|
|
wxString msg2 = Area_Ref->MenuText( this );
|
|
MARKER_PCB* marker = new MARKER_PCB( COPPERAREA_INSIDE_COPPERAREA, wxPoint( x, y ),
|
|
msg1, wxPoint( x, y ),
|
|
msg2, wxPoint( x, y ) );
|
|
Add( marker );
|
|
}
|
|
nerrors++;
|
|
}
|
|
}
|
|
|
|
// now test spacing between areas
|
|
for( int icont = 0; icont < Area_Ref->m_Poly->GetNumContours(); icont++ )
|
|
{
|
|
int ic_start = Area_Ref->m_Poly->GetContourStart( icont );
|
|
int ic_end = Area_Ref->m_Poly->GetContourEnd( icont );
|
|
for( int ic = ic_start; ic<=ic_end; ic++ )
|
|
{
|
|
int ax1 = Area_Ref->m_Poly->GetX( ic );
|
|
int ay1 = Area_Ref->m_Poly->GetY( ic );
|
|
int ax2, ay2;
|
|
if( ic == ic_end )
|
|
{
|
|
ax2 = Area_Ref->m_Poly->GetX( ic_start );
|
|
ay2 = Area_Ref->m_Poly->GetY( ic_start );
|
|
}
|
|
else
|
|
{
|
|
ax2 = Area_Ref->m_Poly->GetX( ic + 1 );
|
|
ay2 = Area_Ref->m_Poly->GetY( ic + 1 );
|
|
}
|
|
int astyle = Area_Ref->m_Poly->GetSideStyle( ic );
|
|
for( int icont2 = 0; icont2 < Area_To_Test->m_Poly->GetNumContours(); icont2++ )
|
|
{
|
|
int ic_start2 = Area_To_Test->m_Poly->GetContourStart( icont2 );
|
|
int ic_end2 = Area_To_Test->m_Poly->GetContourEnd( icont2 );
|
|
for( int ic2 = ic_start2; ic2<=ic_end2; ic2++ )
|
|
{
|
|
int bx1 = Area_To_Test->m_Poly->GetX( ic2 );
|
|
int by1 = Area_To_Test->m_Poly->GetY( ic2 );
|
|
int bx2, by2;
|
|
if( ic2 == ic_end2 )
|
|
{
|
|
bx2 = Area_To_Test->m_Poly->GetX( ic_start2 );
|
|
by2 = Area_To_Test->m_Poly->GetY( ic_start2 );
|
|
}
|
|
else
|
|
{
|
|
bx2 = Area_To_Test->m_Poly->GetX( ic2 + 1 );
|
|
by2 = Area_To_Test->m_Poly->GetY( ic2 + 1 );
|
|
}
|
|
int bstyle = Area_To_Test->m_Poly->GetSideStyle( ic2 );
|
|
int x, y;
|
|
|
|
int d = GetClearanceBetweenSegments(
|
|
bx1, by1, bx2, by2, bstyle,
|
|
0,
|
|
ax1, ay1, ax2,
|
|
ay2, astyle,
|
|
0,
|
|
|
|
// @todo: decide what to use here.
|
|
g_DesignSettings.m_TrackClearance,
|
|
&x, &y );
|
|
|
|
if( d < g_DesignSettings.m_TrackClearance )
|
|
{
|
|
// COPPERAREA_COPPERAREA error : intersect or too close
|
|
if( aCreate_Markers )
|
|
{
|
|
wxString msg1 = Area_Ref->MenuText( this );
|
|
wxString msg2 = Area_To_Test->MenuText( this );
|
|
MARKER_PCB* marker = new MARKER_PCB( COPPERAREA_CLOSE_TO_COPPERAREA,
|
|
wxPoint( x, y ),
|
|
msg1, wxPoint( x, y ),
|
|
msg2, wxPoint( x, y ) );
|
|
Add( marker );
|
|
}
|
|
nerrors++;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
return nerrors;
|
|
}
|
|
|
|
|
|
/**
|
|
* Function doEdgeZoneDrc
|
|
* tests a segment in ZONE_CONTAINER * aArea:
|
|
* Test Edge inside other areas
|
|
* Test Edge too close other areas
|
|
* @param aArea The current area.
|
|
* @param aCornerIndex The first corner of the segment to test.
|
|
* @return bool - false if DRC error or true if OK
|
|
*/
|
|
|
|
bool DRC::doEdgeZoneDrc( ZONE_CONTAINER* aArea, int aCornerIndex )
|
|
{
|
|
if( !aArea->IsOnCopperLayer() ) // Cannot have a Drc error if not on copper layer
|
|
return true;
|
|
|
|
wxString str;
|
|
|
|
wxPoint start = aArea->GetCornerPosition( aCornerIndex );
|
|
wxPoint end;
|
|
|
|
// Search the end point of the edge starting at aCornerIndex
|
|
if( aArea->m_Poly->corner[aCornerIndex].end_contour == FALSE
|
|
&& aCornerIndex < (aArea->GetNumCorners() - 1) )
|
|
{
|
|
end = aArea->GetCornerPosition( aCornerIndex + 1 );
|
|
}
|
|
else // aCornerIndex is the last corner of an outline.
|
|
// the corresponding end point of the segment is the first corner of the outline
|
|
{
|
|
int ii = aCornerIndex - 1;
|
|
end = aArea->GetCornerPosition( ii );
|
|
while( ii >= 0 )
|
|
{
|
|
if( aArea->m_Poly->corner[ii].end_contour )
|
|
break;
|
|
end = aArea->GetCornerPosition( ii );
|
|
ii--;
|
|
}
|
|
}
|
|
|
|
// iterate through all areas
|
|
for( int ia2 = 0; ia2 < m_pcb->GetAreaCount(); ia2++ )
|
|
{
|
|
ZONE_CONTAINER* Area_To_Test = m_pcb->GetArea( ia2 );
|
|
int zone_clearance = max( Area_To_Test->m_ZoneClearance,
|
|
aArea->m_ZoneClearance );
|
|
|
|
// test for same layer
|
|
if( Area_To_Test->GetLayer() != aArea->GetLayer() )
|
|
continue;
|
|
|
|
// Test for same net
|
|
if( ( aArea->GetNet() == Area_To_Test->GetNet() ) && (aArea->GetNet() >= 0) )
|
|
continue;
|
|
|
|
// test for ending line inside Area_To_Test
|
|
int x = end.x;
|
|
int y = end.y;
|
|
if( Area_To_Test->m_Poly->TestPointInside( x, y ) )
|
|
{
|
|
// COPPERAREA_COPPERAREA error: corner inside copper area
|
|
m_currentMarker = fillMarker( aArea, wxPoint( x, y ),
|
|
COPPERAREA_INSIDE_COPPERAREA,
|
|
m_currentMarker );
|
|
return false;
|
|
}
|
|
|
|
// now test spacing between areas
|
|
int astyle = CPolyLine::STRAIGHT;
|
|
int ax1 = start.x;
|
|
int ay1 = start.y;
|
|
int ax2 = end.x;
|
|
int ay2 = end.y;
|
|
for( int icont2 = 0; icont2 < Area_To_Test->m_Poly->GetNumContours(); icont2++ )
|
|
{
|
|
int ic_start2 = Area_To_Test->m_Poly->GetContourStart( icont2 );
|
|
int ic_end2 = Area_To_Test->m_Poly->GetContourEnd( icont2 );
|
|
for( int ic2 = ic_start2; ic2<=ic_end2; ic2++ )
|
|
{
|
|
int bx1 = Area_To_Test->m_Poly->GetX( ic2 );
|
|
int by1 = Area_To_Test->m_Poly->GetY( ic2 );
|
|
int bx2, by2;
|
|
if( ic2 == ic_end2 )
|
|
{
|
|
bx2 = Area_To_Test->m_Poly->GetX( ic_start2 );
|
|
by2 = Area_To_Test->m_Poly->GetY( ic_start2 );
|
|
}
|
|
else
|
|
{
|
|
bx2 = Area_To_Test->m_Poly->GetX( ic2 + 1 );
|
|
by2 = Area_To_Test->m_Poly->GetY( ic2 + 1 );
|
|
}
|
|
int bstyle = Area_To_Test->m_Poly->GetSideStyle( ic2 );
|
|
int x, y;
|
|
int d = GetClearanceBetweenSegments( bx1, by1, bx2, by2, bstyle,
|
|
0,
|
|
ax1, ay1, ax2, ay2, astyle,
|
|
0,
|
|
zone_clearance,
|
|
&x, &y );
|
|
if( d < zone_clearance )
|
|
{
|
|
// COPPERAREA_COPPERAREA error : edge intersect or too close
|
|
m_currentMarker = fillMarker( aArea, wxPoint( x, y ),
|
|
COPPERAREA_CLOSE_TO_COPPERAREA,
|
|
m_currentMarker );
|
|
return false;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
return true;
|
|
}
|