1: C GHERE--	IS GLOBAL ACTUALLY IN THIS ROOM?
   2: C
   3: C COPYRIGHT 1980, INFOCOM COMPUTERS AND COMMUNICATIONS, CAMBRIDGE MA. 02142
   4: C ALL RIGHTS RESERVED, COMMERCIAL USAGE STRICTLY PROHIBITED
   5: C WRITTEN BY R. M. SUPNIK
   6: C
   7: C DECLARATIONS
   8: C
   9:         LOGICAL FUNCTION GHERE(OBJ,RM)
  10:         IMPLICIT INTEGER(A-Z)
  11: #include "rooms.h"
  12: #include "rflag.h"
  13: #include "rindex.h"
  14: C
  15:         COMMON /STAR/ MBASE,STRBIT
  16: C GHERE, PAGE 2
  17: C
  18:         GHERE=.TRUE.
  19: C						!ASSUME WINS.
  20:         GO TO (1000,1000,1000,1000,1000,1000,
  21: &               1000,1000,1000,1000,1000,
  22: &               2000,3000,4000,5000,5000,5000,6000,
  23: &               7000,8000,9000,9100,8000,10000,11000),OBJ-STRBIT
  24:         CALL BUG(60,OBJ)
  25: C
  26: C 1000--	STARS ARE ALWAYS HERE
  27: C
  28: 1000    RETURN
  29: C
  30: C 2000--	BIRD
  31: C
  32: 2000    GHERE=((RM.GE.FORE1).AND.(RM.LT.CLEAR)).OR.(RM.EQ.MTREE)
  33:         RETURN
  34: C
  35: C 3000--	TREE
  36: C
  37: 3000    GHERE=((RM.GE.FORE1).AND.(RM.LT.CLEAR)).AND.(RM.NE.FORE3)
  38:         RETURN
  39: C
  40: C 4000--	NORTH WALL
  41: C
  42: 4000    GHERE=((RM.GE.BKVW).AND.(RM.LE.BKBOX)).OR.(RM.EQ.CPUZZ)
  43:         RETURN
  44: C
  45: C 5000--	EAST, SOUTH, WEST WALLS
  46: C
  47: 5000    GHERE=((RM.GE.BKVW).AND.(RM.LT.BKBOX)).OR.(RM.EQ.CPUZZ)
  48:         RETURN
  49: C
  50: C 6000--	GLOBAL WATER
  51: C
  52: 6000    GHERE=and(RFLAG(RM),(RWATER+RFILL)).NE.0
  53:         RETURN
  54: C
  55: C 7000--	GLOBAL GUARDIANS
  56: C
  57: 7000    GHERE=((RM.GE.MRC).AND.(RM.LE.MRD)).OR.
  58: &               ((RM.GE.MRCE).AND.(RM.LE.MRDW)).OR.(RM.EQ.INMIR)
  59:         RETURN
  60: C
  61: C 8000--	ROSE/CHANNEL
  62: C
  63: 8000    GHERE=((RM.GE.MRA).AND.(RM.LE.MRD)).OR.(RM.EQ.INMIR)
  64:         RETURN
  65: C
  66: C 9000--	MIRROR
  67: C 9100		PANEL
  68: C
  69: 9100    IF(RM.EQ.FDOOR) RETURN
  70: C						!PANEL AT FDOOR.
  71: 9000    GHERE=((RM.GE.MRA).AND.(RM.LE.MRC)).OR.
  72: &               ((RM.GE.MRAE).AND.(RM.LE.MRCW))
  73:         RETURN
  74: C
  75: C 10000--	MASTER
  76: C
  77: 10000   GHERE=(RM.EQ.FDOOR).OR.(RM.EQ.NCORR).OR.(RM.EQ.PARAP).OR.
  78: &               (RM.EQ.CELL)
  79:         RETURN
  80: C
  81: C 11000--	LADDER
  82: C
  83: 11000   GHERE=(RM.EQ.CPUZZ)
  84:         RETURN
  85: C
  86:         END
  87: C MRHERE--	IS MIRROR HERE?
  88: C
  89: C DECLARATIONS
  90: C
  91:         INTEGER FUNCTION MRHERE(RM)
  92:         IMPLICIT INTEGER(A-Z)
  93: C
  94: C ROOMS
  95: #include "rindex.h"
  96: #include "flags.h"
  97: C MRHERE, PAGE 2
  98: C
  99:         IF((RM.LT.MRAE).OR.(RM.GT.MRDW)) GO TO 100
 100: C
 101: C RM IS AN E-W ROOM, MIRROR MUST BE N-S (MDIR= 0 OR 180)
 102: C
 103:         MRHERE=1
 104: C						!ASSUME MIRROR 1 HERE.
 105:         IF(MOD(RM-MRAE,2).EQ.(MDIR/180)) MRHERE=2
 106:         RETURN
 107: C
 108: C RM IS NORTH OR SOUTH OF MIRROR.  IF MIRROR IS N-S OR NOT
 109: C WITHIN ONE ROOM OF RM, LOSE.
 110: C
 111: 100     MRHERE=0
 112:         IF((IABS(MLOC-RM).NE.1).OR.(MOD(MDIR,180).EQ.0)) RETURN
 113: C
 114: C RM IS WITHIN ONE OF MLOC, AND MDIR IS E-W
 115: C
 116:         MRHERE=1
 117:         IF(((RM.LT.MLOC).AND.(MDIR.LT.180)).OR.
 118: &         ((RM.GT.MLOC).AND.(MDIR.GT.180))) MRHERE=2
 119:         RETURN
 120:         END
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