4 * PCB, interactive printed circuit board design
5 * Copyright (C) 1994,1995,1996 Thomas Nau
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.
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.
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.
21 * Contact addresses for paper mail and Email:
22 * Thomas Nau, Schlehenweg 15, 88471 Baustetten, Germany
23 * Thomas.Nau@rz.uni-ulm.de
28 /* prototypes connection search routines
31 #ifndef __FIND_INCLUDED__
32 #define __FIND_INCLUDED__
34 #include <stdio.h> /* needed to define 'FILE *' */
37 /* ---------------------------------------------------------------------------
40 #define LOOKUP_FIRST \
43 (VIA_TYPE | LINE_TYPE | RATLINE_TYPE | POLYGON_TYPE | ARC_TYPE)
45 (LINE_TYPE | ARC_TYPE | POLYGON_TYPE)
47 Boolean
LineLineIntersect (LineTypePtr
, LineTypePtr
);
48 Boolean
LineArcIntersect (LineTypePtr
, ArcTypePtr
);
49 Boolean
PinLineIntersect (PinTypePtr
, LineTypePtr
);
50 Boolean
LinePadIntersect (LineTypePtr
, PadTypePtr
);
51 Boolean
ArcPadIntersect (ArcTypePtr
, PadTypePtr
);
52 Boolean
IsPolygonInPolygon (PolygonTypePtr
, PolygonTypePtr
);
53 void LookupElementConnections (ElementTypePtr
, FILE *);
54 void LookupConnectionsToAllElements (FILE *);
55 void LookupConnection (LocationType
, LocationType
, Boolean
, BDimension
, int);
56 void LookupUnusedPins (FILE *);
57 void ResetFoundLinesAndPolygons (Boolean
);
58 void ResetFoundPinsViasAndPads (Boolean
);
59 void InitConnectionLookup (void);
60 void InitComponentLookup (void);
61 void InitLayoutLookup (void);
62 void FreeConnectionLookupMemory (void);
63 void FreeComponentLookupMemory (void);
64 void FreeLayoutLookupMemory (void);
65 void RatFindHook (int, void *, void *, void *, Boolean
, Boolean
);
66 void SaveFindFlag (int);
67 void RestoreFindFlag (void);
69 Boolean
lineClear (LineTypePtr
, Cardinal
);
70 Boolean
IsLineInPolygon (LineTypePtr
, PolygonTypePtr
);
71 Boolean
IsArcInPolygon (ArcTypePtr
, PolygonTypePtr
);
72 Boolean
IsPadInPolygon (PadTypePtr
, PolygonTypePtr
);