ar_matrix.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, [email protected]
 * Copyright (C) 2012 SoftPLC Corporation, Dick Hollenbeck <[email protected]>
 * Copyright (C) 2011 Wayne Stambaugh <[email protected]>
 *
 * Copyright The 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, see <https://www.gnu.org/licenses/>.
 */
 
 
#pragma once
 
#include <math/box2.h>
 
class PCB_SHAPE;
class PAD;
class FOOTPRINT;
class LSET;
 
#define AR_MAX_ROUTING_LAYERS_COUNT 2
 
#define AR_SIDE_TOP 0
#define AR_SIDE_BOTTOM 1

class AR_MATRIX
{
public:
    typedef unsigned char MATRIX_CELL;
    typedef int           DIST_CELL;
 
    enum CELL_OP
    {
        WRITE_CELL = 0,
        WRITE_OR_CELL = 1,
        WRITE_XOR_CELL = 2,
        WRITE_AND_CELL = 3,
        WRITE_ADD_CELL = 4
    };
 
    AR_MATRIX();
    ~AR_MATRIX() {}
 
    void WriteCell( int aRow, int aCol, int aSide, MATRIX_CELL aCell )
    {
        ( *this.*m_opWriteCell )( aRow, aCol, aSide, aCell );
    }

    VECTOR2I GetBrdCoordOrigin()
    {
        return m_BrdBox.GetOrigin();
    }

    bool ComputeMatrixSize( const BOX2I& aBoundingBox );

    int InitRoutingMatrix();
 
    void UnInitRoutingMatrix();
 
    // Initialize WriteCell to make the aLogicOp
    void SetCellOperation( CELL_OP aLogicOp );
 
    // functions to read/write one cell ( point on grid routing matrix:
    MATRIX_CELL GetCell( int aRow, int aCol, int aSide );
    void        SetCell( int aRow, int aCol, int aSide, MATRIX_CELL aCell );
    void        OrCell( int aRow, int aCol, int aSide, MATRIX_CELL aCell );
    void        XorCell( int aRow, int aCol, int aSide, MATRIX_CELL aCell );
    void        AndCell( int aRow, int aCol, int aSide, MATRIX_CELL aCell );
    void        AddCell( int aRow, int aCol, int aSide, MATRIX_CELL aCell );
    DIST_CELL   GetDist( int aRow, int aCol, int aSide );
    void        SetDist( int aRow, int aCol, int aSide, DIST_CELL );
 
    void TracePcbShape( PCB_SHAPE* aShape, int aColor, int aMargin, AR_MATRIX::CELL_OP op_logic );
 
    void CreateKeepOutRectangle( int ux0, int uy0, int ux1, int uy1, int margin, int aKeepOut, const LSET& aLayerMask );
 
    void PlacePad( PAD* aPad, int color, int margin, AR_MATRIX::CELL_OP op_logic );
 
    void TraceFilledRectangle( int ux0, int uy0, int ux1, int uy1, const EDA_ANGLE& angle, const LSET& aLayerMask,
                               int color, AR_MATRIX::CELL_OP op_logic );
 
    void TraceFilledRectangle( int ux0, int uy0, int ux1, int uy1, const LSET& aLayerMask, int color,
                               AR_MATRIX::CELL_OP op_logic );
 
private:
    void drawSegmentQcq( int ux0, int uy0, int ux1, int uy1, int lg, int layer, int color, CELL_OP op_logic );
 
    void traceCircle( int ux0, int uy0, int ux1, int uy1, int lg, int layer, int color, AR_MATRIX::CELL_OP op_logic );
 
    void traceFilledCircle( int cx, int cy, int radius, const LSET& aLayerMask, int color,
                            AR_MATRIX::CELL_OP op_logic );
 
    void traceArc( int ux0, int uy0, int ux1, int uy1, const EDA_ANGLE& arcAngle, int lg, int layer, int color,
                   AR_MATRIX::CELL_OP op_logic );
 
public:
    MATRIX_CELL* m_BoardSide[AR_MAX_ROUTING_LAYERS_COUNT]; // the image map of 2 board sides
    DIST_CELL*   m_DistSide[AR_MAX_ROUTING_LAYERS_COUNT];  // the image map of 2 board sides:
                                                           // distance to cells
    int          m_RoutingLayersCount; // Number of layers for autorouting (0 or 1)
    int          m_GridRouting;        // Size of grid for autoplace/autoroute
    BOX2I        m_BrdBox;             // Actual board bounding box
    int          m_Nrows, m_Ncols;     // Matrix size
    int          m_MemSize;            // Memory requirement, just for statistics
    int          m_RouteCount;         // Number of routes
 
private:
    // a pointer to the current selected cell operation
    void ( AR_MATRIX::*m_opWriteCell )( int aRow, int aCol, int aSide, MATRIX_CELL aCell );
};