141 lines
3.8 KiB
C++
141 lines
3.8 KiB
C++
/*
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* This program source code file is part of KiCad, a free EDA CAD application.
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*
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* Copyright (C) 2004 Jean-Pierre Charras, jaen-pierre.charras@gipsa-lab.inpg.com
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* Copyright (C) 2011 Wayne Stambaugh <stambaughw@verizon.net>
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* Copyright (C) 2004-2011 KiCad Developers, see change_log.txt for contributors.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, you may find one here:
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* http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
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* or you may search the http://www.gnu.org website for the version 2 license,
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* or you may write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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/**
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* @file autorout.h
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*/
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#ifndef AUTOROUT_H
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#define AUTOROUT_H
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#include "base_struct.h"
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class BOARD;
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#define TOP 0
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#define BOTTOM 1
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#define EMPTY 0
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#define ILLEGAL -1
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/* Autorouter commands. */
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enum CommandOpt {
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PLACE_ALL,
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PLACE_OUT_OF_BOARD,
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PLACE_INCREMENTAL,
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PLACE_1_MODULE,
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ROUTE_ALL,
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ROUTE_NET,
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ROUTE_MODULE,
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ROUTE_PAD
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};
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extern int E_scale; /* Scaling factor of distance tables. */
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#define ONE_SIDE 0
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#define TWO_SIDES 1
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#define MAX_SIDES_COUNT 2
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extern int Nb_Sides; /* Number of layers for autorouting (0 or 1) */
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#define FORCE_PADS 1 /* Force placement of pads for any Netcode */
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/* board dimensions */
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extern int Nrows;
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extern int Ncols;
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extern int Ntotal;
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/* search statistics */
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extern int OpenNodes; /* total number of nodes opened */
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extern int ClosNodes; /* total number of nodes closed */
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extern int MoveNodes; /* total number of nodes moved */
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extern int MaxNodes; /* maximum number of nodes opened at one time */
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/* Structures useful to the generation of board as bitmap. */
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typedef char MATRIX_CELL;
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typedef int DIST_CELL;
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typedef char DIR_CELL;
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/**
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* class MATRIX_ROUTING_HEAD
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*/
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class MATRIX_ROUTING_HEAD /* header of blocks of MATRIX_CELL */
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{
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public:
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MATRIX_CELL* m_BoardSide[MAX_SIDES_COUNT]; /* ptr to block of memory: 2-sided board */
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DIST_CELL* m_DistSide[MAX_SIDES_COUNT]; /* ptr to block of memory: path distance to
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* cells */
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DIR_CELL* m_DirSide[MAX_SIDES_COUNT]; /* header of blocks of chars:pointers back to
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* source */
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bool m_InitBoardDone;
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int m_Layers;
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int m_GridRouting; // Size of grid for autoplace/autoroute
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EDA_RECT m_BrdBox; // Actual board bounding box
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int m_Nrows, m_Ncols;
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int m_MemSize;
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public:
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MATRIX_ROUTING_HEAD();
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~MATRIX_ROUTING_HEAD();
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/**
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* Function ComputeMatrixSize
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* calculates the number of rows and columns of dimensions of \a aPcb for routing and
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* automatic calculation of area.
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*/
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bool ComputeMatrixSize( BOARD* aPcb );
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/**
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* Function InitBoard
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* initializes the data structures.
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*
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* @return the amount of memory used or -1 if default.
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*/
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int InitBoard();
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void UnInitBoard();
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};
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extern MATRIX_ROUTING_HEAD Board; /* 2-sided board */
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/* Constants used to trace the cells on the BOARD */
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#define WRITE_CELL 0
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#define WRITE_OR_CELL 1
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#define WRITE_XOR_CELL 2
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#define WRITE_AND_CELL 3
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#define WRITE_ADD_CELL 4
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#endif // AUTOROUT_H
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