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Diffstat (limited to 'pcbnew/autorouter/cell.h')
| -rw-r--r-- | pcbnew/autorouter/cell.h | 116 |
1 files changed, 116 insertions, 0 deletions
diff --git a/pcbnew/autorouter/cell.h b/pcbnew/autorouter/cell.h new file mode 100644 index 0000000..63b76ae --- /dev/null +++ b/pcbnew/autorouter/cell.h @@ -0,0 +1,116 @@ +/** + * @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 <dick@softplc.com> + * Copyright (C) 2011 Wayne Stambaugh <stambaughw@verizon.net> + * + * 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_ + |