/** * @file cell.h */ /* * 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 * Copyright (C) 2011 Wayne Stambaugh * * Copyright (C) 1992-2012 KiCad Developers, see change_log.txt for contributors. * * First copyright (C) Randy Nevin, 1989 (see PCBCA package) * * 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 _CELL_H_ #define _CELL_H_ /* Bits characterizing cell */ #define HOLE 0x01 /* a conducting hole or obstacle */ #define CELL_is_MODULE 0x02 /* auto placement occupied by a module */ #define CELL_is_EDGE 0x20 /* Area and auto-placement: limiting cell contour (Board, Zone) */ #define CELL_is_FRIEND 0x40 /* Area and auto-placement: cell part of the net */ #define CELL_is_ZONE 0x80 /* Area and auto-placement: cell available */ /* Bit masks for presence of obstacles to autorouting */ #define OCCUPE 1 /* Autorouting: obstacle tracks and vias. */ #define VIA_IMPOSSIBLE 2 /* Autorouting: obstacle for vias. */ #define CURRENT_PAD 4 /* traces radiating outward from a hole to a side or corner */ #define HOLE_NORTH 0x00000002L /* upward */ #define HOLE_NORTHEAST 0x00000004L /* upward and right */ #define HOLE_EAST 0x00000008L /* to the right */ #define HOLE_SOUTHEAST 0x00000010L /* downward and right */ #define HOLE_SOUTH 0x00000020L /* downward */ #define HOLE_SOUTHWEST 0x00000040L /* downward and left */ #define HOLE_WEST 0x00000080L /* to the left */ #define HOLE_NORTHWEST 0x00000100L /* upward and left */ /* straight lines through the center */ #define LINE_HORIZONTAL 0x00000002L /* left-to-right line */ #define LINE_VERTICAL 0x00000004L /* top-to-bottom line */ /* lines cutting across a corner, connecting adjacent sides */ #define CORNER_NORTHEAST 0x00000008L /* upper right corner */ #define CORNER_SOUTHEAST 0x00000010L /* lower right corner */ #define CORNER_SOUTHWEST 0x00000020L /* lower left corner */ #define CORNER_NORTHWEST 0x00000040L /* upper left corner */ /* diagonal lines through the center */ #define DIAG_NEtoSW 0x00000080L /* northeast to southwest */ #define DIAG_SEtoNW 0x00000100L /* southeast to northwest */ /* 135 degree angle side-to-far-corner lines */ #define BENT_NtoSE 0x00000200L /* north to southeast */ #define BENT_NtoSW 0x00000400L /* north to southwest */ #define BENT_EtoSW 0x00000800L /* east to southwest */ #define BENT_EtoNW 0x00001000L /* east to northwest */ #define BENT_StoNW 0x00002000L /* south to northwest */ #define BENT_StoNE 0x00004000L /* south to northeast */ #define BENT_WtoNE 0x00008000L /* west to northeast */ #define BENT_WtoSE 0x00010000L /* west to southeast */ /* 90 degree corner-to-adjacent-corner lines */ #define ANGLE_NEtoSE 0x00020000L /* northeast to southeast */ #define ANGLE_SEtoSW 0x00040000L /* southeast to southwest */ #define ANGLE_SWtoNW 0x00080000L /* southwest to northwest */ #define ANGLE_NWtoNE 0x00100000L /* northwest to northeast */ /* 45 degree angle side-to-near-corner lines */ #define SHARP_NtoNE 0x00200000L /* north to northeast */ #define SHARP_EtoNE 0x00400000L /* east to northeast */ #define SHARP_EtoSE 0x00800000L /* east to southeast */ #define SHARP_StoSE 0x01000000L /* south to southeast */ #define SHARP_StoSW 0x02000000L /* south to southwest */ #define SHARP_WtoSW 0x04000000L /* west to southwest */ #define SHARP_WtoNW 0x08000000L /* west to northwest */ #define SHARP_NtoNW 0x10000000L /* north to northwest */ /* directions the cell can be reached from (point to previous cell) */ #define FROM_NOWHERE 0 #define FROM_NORTH 1 #define FROM_NORTHEAST 2 #define FROM_EAST 3 #define FROM_SOUTHEAST 4 #define FROM_SOUTH 5 #define FROM_SOUTHWEST 6 #define FROM_WEST 7 #define FROM_NORTHWEST 8 #define FROM_OTHERSIDE 9 #endif // _CELL_H_