382 lines
13 KiB
C++
382 lines
13 KiB
C++
/*
|
|
* This program source code file is part of KiCad, a free EDA CAD application.
|
|
*
|
|
* Copyright (C) 2013 Jean-Pierre Charras, jean-pierre.charras@ujf-grenoble.fr
|
|
* Copyright (C) 2013 SoftPLC Corporation, Dick Hollenbeck <dick@softplc.com>
|
|
* Copyright (C) 2013 Wayne Stambaugh <stambaughw@verizon.net>
|
|
*
|
|
* Copyright (C) 1992-2016 KiCad Developers, see AUTHORS.txt for contributors.
|
|
*
|
|
* This program is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU General Public License
|
|
* as published by the Free Software Foundation; either version 2
|
|
* of the License, or (at your option) any later version.
|
|
*
|
|
* This program is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with this program; if not, you may find one here:
|
|
* http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
|
|
* or you may search the http://www.gnu.org website for the version 2 license,
|
|
* or you may write to the Free Software Foundation, Inc.,
|
|
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
|
|
*/
|
|
|
|
/**
|
|
* @file spread_footprints.cpp
|
|
* @brief functions to spread footprints on free areas outside a board.
|
|
* this is usefull after reading a netlist, when new footprints are loaded
|
|
* and stacked at 0,0 coordinate.
|
|
* Often, spread them on a free area near the board being edited make more easy
|
|
* their selection.
|
|
*/
|
|
|
|
#include <algorithm>
|
|
|
|
#include <fctsys.h>
|
|
#include <convert_to_biu.h>
|
|
#include <class_drawpanel.h>
|
|
#include <confirm.h>
|
|
#include <pcbnew.h>
|
|
#include <pcb_edit_frame.h>
|
|
#include <class_board.h>
|
|
#include <class_module.h>
|
|
|
|
#include <rect_placement/rect_placement.h>
|
|
|
|
struct TSubRect : public CRectPlacement::TRect
|
|
{
|
|
int n; // Original index of this subrect, before sorting
|
|
|
|
TSubRect() : TRect(),
|
|
n( 0 )
|
|
{
|
|
}
|
|
|
|
TSubRect( int _w, int _h, int _n ) :
|
|
TRect( 0, 0, _w, _h ), n( _n ) { }
|
|
};
|
|
|
|
typedef std::vector<TSubRect> CSubRectArray;
|
|
|
|
// Use 0.01 mm units to calculate placement, to avoid long calculation time
|
|
const int scale = (int)(0.01 * IU_PER_MM);
|
|
|
|
const int PADDING = (int)(1 * IU_PER_MM);
|
|
|
|
// Populates a list of rectangles, from a list of modules
|
|
void fillRectList( CSubRectArray& vecSubRects, std::vector <MODULE*>& aModuleList )
|
|
{
|
|
vecSubRects.clear();
|
|
|
|
for( unsigned ii = 0; ii < aModuleList.size(); ii++ )
|
|
{
|
|
EDA_RECT fpBox = aModuleList[ii]->GetFootprintRect();
|
|
TSubRect fpRect( ( fpBox.GetWidth() + PADDING ) / scale,
|
|
( fpBox.GetHeight() + PADDING ) / scale, ii );
|
|
vecSubRects.push_back( fpRect );
|
|
}
|
|
}
|
|
|
|
// Populates a list of rectangles, from a list of EDA_RECT
|
|
void fillRectList( CSubRectArray& vecSubRects, std::vector <EDA_RECT>& aRectList )
|
|
{
|
|
vecSubRects.clear();
|
|
|
|
for( unsigned ii = 0; ii < aRectList.size(); ii++ )
|
|
{
|
|
EDA_RECT& rect = aRectList[ii];
|
|
TSubRect fpRect( rect.GetWidth()/scale, rect.GetHeight()/scale, ii );
|
|
vecSubRects.push_back( fpRect );
|
|
}
|
|
}
|
|
|
|
|
|
|
|
// Spread a list of rectangles inside a placement area
|
|
void spreadRectangles( CRectPlacement& aPlacementArea,
|
|
CSubRectArray& vecSubRects,
|
|
int areaSizeX, int areaSizeY )
|
|
{
|
|
areaSizeX/= scale;
|
|
areaSizeY/= scale;
|
|
|
|
// Sort the subRects based on dimensions, larger dimension goes first.
|
|
std::sort( vecSubRects.begin(), vecSubRects.end(), CRectPlacement::TRect::Greater );
|
|
|
|
// gives the initial size to the area
|
|
aPlacementArea.Init( areaSizeX, areaSizeY );
|
|
|
|
// Add all subrects
|
|
CSubRectArray::iterator it;
|
|
for( it = vecSubRects.begin(); it != vecSubRects.end(); )
|
|
{
|
|
CRectPlacement::TRect r( 0, 0, it->w, it->h );
|
|
|
|
bool bPlaced = aPlacementArea.AddAtEmptySpotAutoGrow( &r, areaSizeX, areaSizeY );
|
|
|
|
if( !bPlaced ) // No room to place the rectangle: enlarge area and retry
|
|
{
|
|
areaSizeX = ceil(areaSizeX * 1.1);
|
|
areaSizeY = ceil(areaSizeY * 1.1);
|
|
aPlacementArea.Init( areaSizeX, areaSizeY );
|
|
it = vecSubRects.begin();
|
|
continue;
|
|
}
|
|
|
|
// When correctly placed in a placement area, the coords are returned in r.x and r.y
|
|
// Store them.
|
|
it->x = r.x;
|
|
it->y = r.y;
|
|
|
|
it++;
|
|
}
|
|
}
|
|
|
|
|
|
void moveFootprintsInArea( CRectPlacement& aPlacementArea,
|
|
std::vector <MODULE*>& aModuleList,
|
|
EDA_RECT& aFreeArea,
|
|
bool aFindAreaOnly )
|
|
{
|
|
CSubRectArray vecSubRects;
|
|
|
|
fillRectList( vecSubRects, aModuleList );
|
|
spreadRectangles( aPlacementArea, vecSubRects,
|
|
aFreeArea.GetWidth(), aFreeArea.GetHeight() );
|
|
|
|
if( aFindAreaOnly )
|
|
return;
|
|
|
|
for( unsigned it = 0; it < vecSubRects.size(); ++it )
|
|
{
|
|
wxPoint pos( vecSubRects[it].x, vecSubRects[it].y );
|
|
pos.x *= scale;
|
|
pos.y *= scale;
|
|
|
|
MODULE * module = aModuleList[vecSubRects[it].n];
|
|
|
|
EDA_RECT fpBBox = module->GetFootprintRect();
|
|
wxPoint mod_pos = pos + ( module->GetPosition() - fpBBox.GetOrigin() )
|
|
+ aFreeArea.GetOrigin();
|
|
|
|
module->Move( mod_pos - module->GetPosition() );
|
|
}
|
|
}
|
|
|
|
static bool sortFootprintsbySheetPath( MODULE* ref, MODULE* compare );
|
|
|
|
/* Function to move components in a rectangular area format 4 / 3,
|
|
* starting from the mouse cursor.
|
|
* Footprints are grouped by sheet.
|
|
* Components with the LOCKED status set are not moved
|
|
*/
|
|
void PCB_EDIT_FRAME::SpreadFootprints( std::vector<MODULE*>* aFootprints,
|
|
bool aMoveFootprintsOutsideBoardOnly,
|
|
bool aCheckForBoardEdges,
|
|
wxPoint aSpreadAreaPosition,
|
|
bool aPrepareUndoCommand )
|
|
{
|
|
EDA_RECT bbox = GetBoard()->GetBoardEdgesBoundingBox();
|
|
bool edgesExist = bbox.GetWidth() || bbox.GetHeight();
|
|
// if aFootprintsOutsideBoardOnly is true, and if board outline exists,
|
|
// we have to filter footprints to move:
|
|
bool outsideBrdFilter = aMoveFootprintsOutsideBoardOnly && edgesExist;
|
|
|
|
// no edges exist
|
|
if( aMoveFootprintsOutsideBoardOnly && !edgesExist )
|
|
{
|
|
DisplayError( this,
|
|
_( "Could not automatically place footprints. No board outlines detected." ) );
|
|
return;
|
|
}
|
|
|
|
|
|
// Build candidate list
|
|
// calculate also the area needed by these footprints
|
|
std::vector <MODULE*> footprintList;
|
|
|
|
for( MODULE* footprint : *aFootprints )
|
|
{
|
|
footprint->CalculateBoundingBox();
|
|
|
|
if( outsideBrdFilter )
|
|
{
|
|
if( bbox.Contains( footprint->GetPosition() ) )
|
|
continue;
|
|
}
|
|
|
|
if( footprint->IsLocked() )
|
|
continue;
|
|
|
|
footprintList.push_back( footprint );
|
|
}
|
|
|
|
if( footprintList.empty() )
|
|
return;
|
|
|
|
// sort footprints by sheet path. we group them later by sheet
|
|
sort( footprintList.begin(), footprintList.end(), sortFootprintsbySheetPath );
|
|
|
|
// Undo command: init undo list. If aPrepareUndoCommand == false
|
|
// no undo command will be initialized.
|
|
// Useful when a undo command is already initialized by the caller
|
|
PICKED_ITEMS_LIST undoList;
|
|
|
|
if( aPrepareUndoCommand )
|
|
{
|
|
undoList.m_Status = UR_CHANGED;
|
|
ITEM_PICKER picker( NULL, UR_CHANGED );
|
|
|
|
for( MODULE* footprint : footprintList )
|
|
{
|
|
// Undo: add copy of the footprint to undo list
|
|
picker.SetItem( footprint );
|
|
picker.SetLink( footprint->Clone() );
|
|
undoList.PushItem( picker );
|
|
}
|
|
}
|
|
|
|
// Extract and place footprints by sheet
|
|
std::vector <MODULE*> footprintListBySheet;
|
|
std::vector <EDA_RECT> placementSheetAreas;
|
|
double subsurface;
|
|
double placementsurface = 0.0;
|
|
|
|
// put the placement area position on mouse cursor.
|
|
// this position will be adjusted later
|
|
wxPoint placementAreaPosition = aSpreadAreaPosition;
|
|
|
|
// We sometimes do not want to move footprints inside an existing board.
|
|
// Therefore, move the placement area position outside the board bounding box
|
|
// to the left of the board
|
|
if( aCheckForBoardEdges && edgesExist )
|
|
{
|
|
if( placementAreaPosition.x < bbox.GetEnd().x &&
|
|
placementAreaPosition.y < bbox.GetEnd().y )
|
|
{
|
|
// the placement area could overlap the board
|
|
// move its position to a safe location
|
|
placementAreaPosition.x = bbox.GetEnd().x;
|
|
placementAreaPosition.y = bbox.GetOrigin().y;
|
|
}
|
|
}
|
|
|
|
// The placement uses 2 passes:
|
|
// the first pass creates the rectangular areas to place footprints
|
|
// each sheet in schematic creates one rectangular area.
|
|
// the second pass moves footprints inside these areas
|
|
MODULE* footprint;
|
|
for( int pass = 0; pass < 2; pass++ )
|
|
{
|
|
int subareaIdx = 0;
|
|
footprintListBySheet.clear();
|
|
subsurface = 0.0;
|
|
|
|
for( unsigned ii = 0; ii < footprintList.size(); ii++ )
|
|
{
|
|
footprint = footprintList[ii];
|
|
bool islastItem = false;
|
|
|
|
if( ii == footprintList.size() - 1 ||
|
|
( footprintList[ii]->GetPath().BeforeLast( '/' ) !=
|
|
footprintList[ii+1]->GetPath().BeforeLast( '/' ) ) )
|
|
islastItem = true;
|
|
|
|
footprintListBySheet.push_back( footprint );
|
|
subsurface += footprint->GetArea( PADDING );
|
|
|
|
if( islastItem )
|
|
{
|
|
// end of the footprint sublist relative to the same sheet path
|
|
// calculate placement of the current sublist
|
|
EDA_RECT freeArea;
|
|
int Xsize_allowed = (int) ( sqrt( subsurface ) * 4.0 / 3.0 );
|
|
int Ysize_allowed = (int) ( subsurface / Xsize_allowed );
|
|
|
|
freeArea.SetWidth( Xsize_allowed );
|
|
freeArea.SetHeight( Ysize_allowed );
|
|
CRectPlacement placementArea;
|
|
|
|
if( pass == 1 )
|
|
{
|
|
wxPoint areapos = placementSheetAreas[subareaIdx].GetOrigin()
|
|
+ placementAreaPosition;
|
|
freeArea.SetOrigin( areapos );
|
|
}
|
|
|
|
bool findAreaOnly = pass == 0;
|
|
moveFootprintsInArea( placementArea, footprintListBySheet,
|
|
freeArea, findAreaOnly );
|
|
|
|
if( pass == 0 )
|
|
{
|
|
// Populate sheet placement areas list
|
|
EDA_RECT sub_area;
|
|
sub_area.SetWidth( placementArea.GetW()*scale );
|
|
sub_area.SetHeight( placementArea.GetH()*scale );
|
|
// Add a margin around the sheet placement area:
|
|
sub_area.Inflate( Millimeter2iu( 1.5 ) );
|
|
|
|
placementSheetAreas.push_back( sub_area );
|
|
|
|
placementsurface += (double) sub_area.GetWidth()*
|
|
sub_area.GetHeight();
|
|
}
|
|
|
|
// Prepare buffers for next sheet
|
|
subsurface = 0.0;
|
|
footprintListBySheet.clear();
|
|
subareaIdx++;
|
|
}
|
|
}
|
|
|
|
// End of pass:
|
|
// At the end of the first pass, we have to find position of each sheet
|
|
// placement area
|
|
if( pass == 0 )
|
|
{
|
|
int Xsize_allowed = (int) ( sqrt( placementsurface ) * 4.0 / 3.0 );
|
|
int Ysize_allowed = (int) ( placementsurface / Xsize_allowed );
|
|
CRectPlacement placementArea;
|
|
CSubRectArray vecSubRects;
|
|
|
|
fillRectList( vecSubRects, placementSheetAreas );
|
|
spreadRectangles( placementArea, vecSubRects, Xsize_allowed, Ysize_allowed );
|
|
|
|
for( unsigned it = 0; it < vecSubRects.size(); ++it )
|
|
{
|
|
TSubRect& srect = vecSubRects[it];
|
|
wxPoint pos( srect.x*scale, srect.y*scale );
|
|
wxSize size( srect.w*scale, srect.h*scale );
|
|
placementSheetAreas[srect.n].SetOrigin( pos );
|
|
placementSheetAreas[srect.n].SetSize( size );
|
|
}
|
|
}
|
|
} // End pass
|
|
|
|
// Undo: commit list
|
|
if( aPrepareUndoCommand )
|
|
SaveCopyInUndoList( undoList, UR_CHANGED );
|
|
|
|
OnModify();
|
|
|
|
m_canvas->Refresh();
|
|
}
|
|
|
|
|
|
// Sort function, used to group footprints by sheet.
|
|
// Footprints are sorted by their sheet path.
|
|
// (the full sheet path restricted to the time stamp of the sheet itself,
|
|
// without the time stamp of the footprint ).
|
|
static bool sortFootprintsbySheetPath( MODULE* ref, MODULE* compare )
|
|
{
|
|
if( ref->GetPath().Length() == compare->GetPath().Length() )
|
|
return ref->GetPath().BeforeLast( '/' ).Cmp( compare->GetPath().BeforeLast( '/' ) ) < 0;
|
|
|
|
return ref->GetPath().Length() < compare->GetPath().Length();
|
|
}
|