src/find.h

   1 /*
   2  *                            COPYRIGHT
   3  *
   4  *  PCB, interactive printed circuit board design
   5  *  Copyright (C) 1994,1995,1996 Thomas Nau
   6  *
   7  *  This program is free software; you can redistribute it and/or modify
   8  *  it under the terms of the GNU General Public License as published by
   9  *  the Free Software Foundation; either version 2 of the License, or
  10  *  (at your option) any later version.
  11  *
  12  *  This program is distributed in the hope that it will be useful,
  13  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15  *  GNU General Public License for more details.
  16  *
  17  *  You should have received a copy of the GNU General Public License
  18  *  along with this program; if not, write to the Free Software
  19  *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  20  *
  21  *  Contact addresses for paper mail and Email:
  22  *  Thomas Nau, Schlehenweg 15, 88471 Baustetten, Germany
  23  *  Thomas.Nau@rz.uni-ulm.de
  24  *
  25  */
  26
  27 /* prototypes connection search routines
  28  */
  29
  30 #ifndef PCB_FIND_H
  31 #define PCB_FIND_H
  32
  33 #include <stdio.h>              /* needed to define 'FILE *' */
  34 #include "global.h"
  35
  36 /* ---------------------------------------------------------------------------
  37  * some local defines
  38  */
  39 #define LOOKUP_FIRST    \
  40         (PIN_TYPE | PAD_TYPE)
  41 #define LOOKUP_MORE     \
  42         (VIA_TYPE | LINE_TYPE | RATLINE_TYPE | POLYGON_TYPE | ARC_TYPE)
  43 #define SILK_TYPE       \
  44         (LINE_TYPE | ARC_TYPE | POLYGON_TYPE)
  45
  46 bool LineLineIntersect (LineType *, LineType *);
  47 bool LineArcIntersect (LineType *, ArcType *);
  48 bool PinLineIntersect (PinType *, LineType *);
  49 bool LinePadIntersect (LineType *, PadType *);
  50 bool ArcPadIntersect (ArcType *, PadType *);
  51 void LookupElementConnections (ElementType *, FILE *);
  52 void LookupConnectionsToAllElements (FILE *);
  53 void LookupConnection (Coord, Coord, bool, Coord, int, bool AndRats);
  54 void LookupUnusedPins (FILE *);
  55 bool ClearFlagOnLinesAndPolygons (bool, int flag);
  56 bool ClearFlagOnPinsViasAndPads (bool, int flag);
  57 bool ClearFlagOnAllObjects (bool, int flag);
  58 void InitConnectionLookup (void);
  59 void FreeConnectionLookupMemory (void);
  60 void RatFindHook (int, void *, void *, void *, bool, int flag, bool);
  61 int DRCAll (void);
  62
  63 #endif