globalconst.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 /* global constants
  28  * most of these values are also required by files outside the source tree
  29  * (manuals...)
  30  */
  31
  32 #ifndef __GLOBALCONST_INCLUDED__
  33 #define __GLOBALCONST_INCLUDED__
  34
  35 #ifdef HAVE_CONFIG_H
  36 #include "config.h"
  37 #endif
  38
  39 #include <limits.h>
  40
  41 #ifdef HAVE_STDINT_H
  42 #include <stdint.h>
  43 #endif
  44
  45 /* ---------------------------------------------------------------------------
  46  * some file-, directory- and environment names
  47  */
  48 #define EMERGENCY_NAME          "PCB.%.8i.save"         /* %i --> pid */
  49 #define BACKUP_NAME             "PCB.%.8i.backup"       /* %i --> pid */
  50
  51 /* ---------------------------------------------------------------------------
  52  * some default values
  53  */
  54 #define DEFAULT_SIZE            "7000x5000"     /* default layout size */
  55 #define DEFAULT_MEDIASIZE       "a4"            /* default output media */
  56 #define DEFAULT_CELLSIZE        50              /* default cell size for symbols */
  57 #define CLICK_TIME              200             /* default time for click expiration */
  58 #define SCROLL_TIME             25              /* time between scrolls when drawing beyond border */
  59 #define COLUMNS                 8               /* number of columns for found pin report */
  60
  61 /* ---------------------------------------------------------------------------
  62  * frame between the groundplane and the copper
  63  */
  64 #define GROUNDPLANEFRAME        MIL_TO_COORD(15)
  65 #define MASKFRAME               MIL_TO_COORD(3)
  66
  67 /* ---------------------------------------------------------------------------
  68  * some limit specifications
  69  */
  70 #define LARGE_VALUE             (COORD_MAX / 2 - 1) /* maximum extent of board and elements */
  71
  72 #define MAX_LAYER           16         /* max number of copper layers */
  73 #define MAX_GROUP           MAX_LAYER  /* max number of layer groups */
  74 #define NUM_STYLES              4
  75 #define MIN_LINESIZE            MIL_TO_COORD(0.01)      /* thickness of lines */
  76 #define MAX_LINESIZE            LARGE_VALUE
  77 #define MIN_TEXTSCALE           10      /* scaling of text objects in percent */
  78 #define MAX_TEXTSCALE           10000
  79 #define MIN_PINORVIASIZE        MIL_TO_COORD(20)        /* size of a pin or via */
  80 #define MIN_PINORVIAHOLE        MIL_TO_COORD(4) /* size of a pins or vias drilling hole */
  81 #define MAX_PINORVIASIZE        LARGE_VALUE
  82 #define MIN_PINORVIACOPPER      MIL_TO_COORD(4) /* min difference outer-inner diameter */
  83 #define MIN_PADSIZE             MIL_TO_COORD(1) /* min size of a pad */
  84 #define MAX_PADSIZE             LARGE_VALUE   /* max size of a pad */
  85 #define MIN_DRC_VALUE           MIL_TO_COORD(0.1)
  86 #define MAX_DRC_VALUE           MIL_TO_COORD(500)
  87 #define MIN_DRC_SILK            MIL_TO_COORD(1)
  88 #define MAX_DRC_SILK            MIL_TO_COORD(30)
  89 #define MIN_DRC_DRILL           MIL_TO_COORD(1)
  90 #define MAX_DRC_DRILL           MIL_TO_COORD(50)
  91 #define MIN_DRC_RING            0
  92 #define MAX_DRC_RING            MIL_TO_COORD(100)
  93 #define MIN_GRID                1
  94 #define MAX_GRID                MIL_TO_COORD(1000)
  95 #define MAX_FONTPOSITION        255     /* upper limit of characters in my font */
  96
  97 #define MAX_COORD               LARGE_VALUE     /* coordinate limits */
  98 #define MIN_SIZE                MIL_TO_COORD(10)        /* lowest width and height of the board */
  99 #define MAX_BUFFER              5       /* number of pastebuffers */
 100                                         /* additional changes in menu.c are */
 101                                         /* also required to select more buffers */
 102
 103 #define DEFAULT_DRILLINGHOLE    40      /* default inner/outer ratio for */
 104                                         /* pins/vias in percent */
 105
 106 #if MAX_LINESIZE > MAX_PINORVIASIZE     /* maximum size value */
 107 #define MAX_SIZE        MAX_LINESIZE
 108 #else
 109 #define MAX_SIZE        MAX_PINORVIASIZE
 110 #endif
 111
 112 #ifndef MAXPATHLEN                      /* maximum path length */
 113 #ifdef  PATH_MAX
 114 #define MAXPATHLEN      PATH_MAX
 115 #else
 116 #define MAXPATHLEN      2048
 117 #endif
 118 #endif
 119
 120 #define MAX_LINE_POINT_DISTANCE         0       /* maximum distance when searching */
 121                                                 /* line points */
 122 #define MAX_POLYGON_POINT_DISTANCE      0       /* maximum distance when searching */
 123                                                 /* polygon points */
 124 #define MAX_ARC_POINT_DISTANCE          0       /* maximum distance when searching */
 125                                                 /* arc points */
 126 #define MAX_ELEMENTNAMES                3       /* number of supported names of */
 127                                                 /* an element */
 128 #define MAX_LIBRARY_LINE_LENGTH         255     /* maximum line length in the */
 129                                                 /* library-description file */
 130 #define MAX_NETLIST_LINE_LENGTH         255     /* maximum line length for netlist files */
 131 #define MAX_MODESTACK_DEPTH             16      /* maximum depth of mode stack */
 132 #define MAX_CROSSHAIRSTACK_DEPTH        16      /* maximum depth of state stack */
 133 #define MIN_GRID_DISTANCE               4       /* minimum distance between point */
 134                                                 /* to enable grid drawing */
 135         /* size of diamond element mark */
 136 #define EMARK_SIZE      MIL_TO_COORD (10)
 137
 138 /* (Approximate) capheight size of the default PCB font */
 139 #define FONT_CAPHEIGHT  MIL_TO_COORD (45)
 140 #endif