kicad/pcbnew/autorouter/ar_autoplacer.h

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/*
* This program source code file is part of KiCad, a free EDA CAD application.
*
* Copyright (C) 2012 Jean-Pierre Charras, jean-pierre.charras@ujf-grenoble.fr
* Copyright (C) 2012 SoftPLC Corporation, Dick Hollenbeck <dick@softplc.com>
* Copyright (C) 2011 Wayne Stambaugh <stambaughw@gmail.com>
*
* Copyright (C) 1992-2021 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
*/
#ifndef __AR_AUTOPLACER_H
#define __AR_AUTOPLACER_H
#include "ar_matrix.h"
#include <board.h>
#include <footprint.h>
#include <connectivity/connectivity_data.h>
#include <view/view_overlay.h>
enum AR_CELL_STATE
{
AR_OUT_OF_BOARD = -2,
AR_OCCUIPED_BY_MODULE = -1,
AR_FREE_CELL = 0
};
enum AR_RESULT
{
AR_COMPLETED = 1,
AR_CANCELLED,
AR_FAILURE
};
class PROGRESS_REPORTER;
class AR_AUTOPLACER
{
public:
AR_AUTOPLACER( BOARD* aBoard );
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AR_RESULT AutoplaceFootprints( std::vector<FOOTPRINT*>& aFootprints, BOARD_COMMIT* aCommit,
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bool aPlaceOffboardModules = false );
/**
* Set a VIEW overlay to draw items during a autoplace session.
*/
void SetOverlay( std::shared_ptr<KIGFX::VIEW_OVERLAY> aOverlay )
{
m_overlay = aOverlay;
}
/**
* Callback to redraw on screen the view after changes, for instance after moving a footprint.
*/
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void SetRefreshCallback( std::function<int( FOOTPRINT* aFootprint )> aCallback )
{
m_refreshCallback = aCallback;
}
void SetProgressReporter( PROGRESS_REPORTER* aReporter )
{
m_progressReporter = aReporter;
}
private:
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void drawPlacementRoutingMatrix(); // draw the working area (shows free and occupied areas)
void rotateFootprint( FOOTPRINT* aFootprint, double angle, bool incremental );
int genPlacementRoutingMatrix();
/**
* Fill m_matrix cells from m_boardShape.
*
* Cells inside m_boardShape are set to CELL_IS_ZONE.
*/
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bool fillMatrix();
void genModuleOnRoutingMatrix( FOOTPRINT* aFootprint );
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int testRectangle( const EDA_RECT& aRect, int side );
unsigned int calculateKeepOutArea( const EDA_RECT& aRect, int side );
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int testFootprintOnBoard( FOOTPRINT* aFootprint, bool TstOtherSide, const wxPoint& aOffset );
int getOptimalFPPlacement( FOOTPRINT* aFootprint );
double computePlacementRatsnestCost( FOOTPRINT* aFootprint, const wxPoint& aOffset );
/**
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* Find the "best" footprint place. The criteria are:
* - Maximum ratsnest with footprints already placed
* - Max size, and number of pads max
*/
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FOOTPRINT* pickFootprint();
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void placeFootprint( FOOTPRINT* aFootprint, bool aDoNotRecreateRatsnest, const wxPoint& aPos );
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const PAD* nearestPad( FOOTPRINT* aRefFP, PAD* aRefPad, const wxPoint& aOffset );
// Add a polygonal shape (rectangle) to m_fpAreaFront and/or m_fpAreaBack
void addFpBody( const wxPoint& aStart, const wxPoint& aEnd, LSET aLayerMask );
// Add a polygonal shape (rectangle) to m_fpAreaFront and/or m_fpAreaBack
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void addPad( PAD* aPad, int aClearance );
// Build m_fpAreaTop and m_fpAreaBottom polygonal shapes for aFootprint.
// aFpClearance is a mechanical clearance.
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void buildFpAreas( FOOTPRINT* aFootprint, int aFpClearance );
AR_MATRIX m_matrix;
SHAPE_POLY_SET m_topFreeArea; // The polygonal description of the top side free areas;
SHAPE_POLY_SET m_bottomFreeArea; // The polygonal description of the bottom side free areas;
SHAPE_POLY_SET m_boardShape; // The polygonal description of the board;
SHAPE_POLY_SET m_fpAreaTop; // The polygonal description of the footprint to place,
// top side;
SHAPE_POLY_SET m_fpAreaBottom; // The polygonal description of the footprint to place,
// bottom side;
BOARD* m_board;
wxPoint m_curPosition;
double m_minCost;
int m_gridSize;
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std::shared_ptr<KIGFX::VIEW_OVERLAY> m_overlay;
std::unique_ptr<CONNECTIVITY_DATA> m_connectivity;
std::function<int( FOOTPRINT* aFootprint )> m_refreshCallback;
PROGRESS_REPORTER* m_progressReporter;
};
#endif