perm filename FLIP.LSP[901,BGB] blob sn#129625 filedate 1974-11-12 generic text, type T, neo UTF8
(SETQ IBASE (ADD1 7)) 


(DEFPROP ALLFNS 
 (NIL TEST
      QFLIP
      QUILT
      ALLI
      Q00
      Q01
      Q02
      Q03
      Q04
      Q05
      Q06
      Q07
      Q10
      Q11
      Q12
      Q13
      Q14
      Q15
      Q16
      Q17
      ALLPAC
      Q1
      Q2
      Q3
      Q4
      XY
      CAN
      BUBBLE
      ARDSFIT
      BITS
      SQRED
      MVERTICAL
      MHORIZONTAL
      BVERTICAL
      BHORIZONTAL
      PACX
      PACY
      PACDX
      PACDY
      FLATTEN
      FIT
      MID
      ADDPTS
      PACLIST6
      LSD3
      LSD2
      LSD1
      PACLIST3
      PACLIST2
      PACLIST5
      PACLIST4
      PACLIST
      FRAMEPAC
      LONE-KILLER
      INK-BLOT
      ONE16
      OPEN
      CLOSE
      MOMENT
      MEANX
      MEANY
      SORT2
      SORT
      CROSSZ
      HIST
      DIFFS
      CROSSINGS
      PFLIP
      PSET
      PZIP
      PNOT
      MOVE
      PXOR
      PIOR
      PAND
      INITFLIP
      SAFE
      FINIT) 
VALUE)

(DEFPROP TEST 
 (LAMBDA NIL (PROG NIL (VIDEO) (DSKTV 0 0 4 4) (ZIP) (TVADD 0) (SIEVE 0 0 1 10))) 
EXPR)

(DEFPROP QFLIP 
 (NIL 4 -1020 -4 1120) 
VALUE)

(DEFPROP QUILT 
 (LAMBDA (PAC) (PROG NIL (BLOB PAC NIL NIL NIL) (XYFLIP PAC) (BLOB 20 NIL QFLIP T))) 
EXPR)

(DEFPROP ALLI 
 (LAMBDA(N)
  (PROG NIL
	(SIEVE 0 N 0 1)
	(SIEVE 1 N 1 2)
	(SIEVE 2 N 2 3)
	(SIEVE 3 N 3 4)
	(SIEVE 4 N 4 5)
	(SIEVE 5 N 5 6)
	(SIEVE 6 N 6 7)
	(SIEVE 7 N 7 10)
	(SIEVE 10 N 10 11)
	(SIEVE 11 N 11 12)
	(SIEVE 12 N 12 13)
	(SIEVE 13 N 13 14)
	(SIEVE 14 N 14 15)
	(SIEVE 15 N 15 16)
	(SIEVE 16 N 16 17)
	(SIEVE 17 N 17 20))) 
EXPR)

(DEFPROP Q00 
 (NIL 1 -1120 -1 1040) 
VALUE)

(DEFPROP Q01 
 (NIL 1 -450 -1 1040) 
VALUE)

(DEFPROP Q02 
 (NIL 1 0 -1 1040) 
VALUE)

(DEFPROP Q03 
 (NIL 1 450 -1 1040) 
VALUE)

(DEFPROP Q04 
 (NIL 1 -1120 -1 420) 
VALUE)

(DEFPROP Q05 
 (NIL 1 -450 -1 420) 
VALUE)

(DEFPROP Q06 
 (NIL 1 0 -1 420) 
VALUE)

(DEFPROP Q07 
 (NIL 1 450 -1 420) 
VALUE)

(DEFPROP Q10 
 (NIL 1 -1120 -1 0) 
VALUE)

(DEFPROP Q11 
 (NIL 1 -450 -1 0) 
VALUE)

(DEFPROP Q12 
 (NIL 1 0 -1 0) 
VALUE)

(DEFPROP Q13 
 (NIL 1 450 -1 0) 
VALUE)

(DEFPROP Q14 
 (NIL 1 -1120 -1 -420) 
VALUE)

(DEFPROP Q15 
 (NIL 1 -450 -1 -420) 
VALUE)

(DEFPROP Q16 
 (NIL 1 0 -1 -420) 
VALUE)

(DEFPROP Q17 
 (NIL 1 450 -1 -420) 
VALUE)

(DEFPROP ALLPAC 
 (LAMBDA NIL
  (PROG NIL
	(BLOB 0 NIL Q00 NIL)
	(BLOB 1 NIL Q01 NIL)
	(BLOB 2 NIL Q02 NIL)
	(BLOB 3 NIL Q03 NIL)
	(BLOB 4 NIL Q04 NIL)
	(BLOB 5 NIL Q05 NIL)
	(BLOB 6 NIL Q06 NIL)
	(BLOB 7 NIL Q07 NIL)
	(BLOB 10 NIL Q10 NIL)
	(BLOB 11 NIL Q11 NIL)
	(BLOB 12 NIL Q12 NIL)
	(BLOB 13 NIL Q13 NIL)
	(BLOB 14 NIL Q14 NIL)
	(BLOB 15 NIL Q15 NIL)
	(BLOB 16 NIL Q16 NIL)
	(BLOB 17 NIL Q17 NIL))) 
EXPR)

(DEFPROP Q1 
 (NIL 2 0 -2 1040) 
VALUE)

(DEFPROP Q2 
 (NIL 2 -1120 -2 1040) 
VALUE)

(DEFPROP Q3 
 (NIL 2 -1120 -2 0) 
VALUE)

(DEFPROP Q4 
 (NIL 2 0 -2 0) 
VALUE)

(DEFPROP XY 
 (LAMBDA NIL (CONS (TIMES 4 (MEANX 0)) (TIMES 4 (MEANY 0)))) 
EXPR)

(DEFPROP CAN 
 (LAMBDA NIL
  (PROG NIL
	(VIDEO)
	(ZIP)
	(DSKTV 0 0 4 4)
	(TVADD 0)
	(SIEVE 0 0 0 10)
	(SETQ XX (PLUS (TIMES 4 (MEANX 0)) -100))
	(COND ((MINUSP XX) (SETQ XX 0)))
	(SETQ YY (PLUS (TIMES 4 (MEANY 0)) -100))
	(COND ((MINUSP YY) (SETQ YY 0)))
	(DSKTV XX YY 2 2)
	(TVADD 1)
	(SIEVE 1 1 0 10)
	(SETQ XXX (PLUS (TIMES 2 (MEANX 1)) XX))
	(COND ((MINUSP XX) (SETQ XX 0)))
	(SETQ YYY (PLUS (TIMES 2 (MEANY 1)) YY))
	(COND ((MINUSP YYY) (SETQ YYY 0)))
	(DSKTV XXX YYY 1 1)
	(TVADD 2)
	(SIEVE 2 2 0 10)
	(BLOB 0 NIL NIL NIL)
	(BLOB 1 (LIST 2 XX 2 YY) NIL NIL)
	(BLOB 2 (LIST 1 XXX 1 YYY) NIL NIL))) 
EXPR)

(DEFPROP BUBBLE 
 (LAMBDA(ZZ)
  (PROG (Z1 Z2)
	(SETQ (REVERSE ZZ))
   L1   (COND ((NULL (SETQ Z2 (REVERSE (CDR Z1)))) (RETURN NIL)))
   L2   (COND ((OR (ZEROP (AREA (CAR Z1))) (NULL Z2)) (SETQ Z1 (CDR Z1)) (GO L1)))
	(BLIT (CAR Z2) 20)
	(BLIT (CAR Z1) 21)
	(PIOR 21 (CAR Z2))
	(PAND 20 (CAR Z1))
	(SETQ Z2 (CDR Z2))
	(GO L2))) 
EXPR)

(DEFPROP ARDSFIT 
 (LAMBDA(XL XH XD ABC FLAG)
  (PROG (X Y A B C V1 V2)
	(SETQ X XL)
	(SETQ A (CAR ABC))
	(SETQ B (CADR ABC))
	(SETQ C (CADDR ABC))
	(SETQ Y (PLUS (TIMES (PLUS (TIMES A X) B) X) C))
	(SETQ V1
	      (CONS (FIX (PLUS (COND (FLAG (PLUS X X)) (T (PLUS Y Y))) -700))
		    (FIX (DIFFERENCE 700 (COND (FLAG (PLUS Y Y)) (T (PLUS X X)))))))
   L    (COND ((GREATERP (SETQ X (PLUS X XD)) XH) (RETURN NIL)))
	(SETQ Y (PLUS (TIMES (PLUS (TIMES A X) B) X) C))
	(SETQ V2
	      (CONS (FIX (PLUS (COND (FLAG (PLUS X X)) (T (PLUS Y Y))) -700))
		    (FIX (DIFFERENCE 700 (COND (FLAG (PLUS Y Y)) (T (PLUS X X)))))))
	(ARDS-VECTOR (CONS V1 V2))
	(SETQ V1 V2)
	(GO L))) 
EXPR)

(DEFPROP BITS 
 (LAMBDA(NN)
  (PROG (TEM FLAG)
	(SETQ BASE 2)
	(SETQ TEM (EXAMINE NN))
	(SETQ FLAG (MINUSP TEM))
	(SETQ TEM (EXPLODE (COND (FLAG (BOOLE 1 377777777777 TEM)) (T TEM))))
   L    (COND ((NOT (EQ (LENGTH TEM) 44)) (SETQ TEM (CONS 0 TEM)) (GO L)))
	(SETQ BASE (ADD1 7))
	(RETURN (COND (FLAG (CONS 1 (CDR TEM))) (T TEM))))) 
EXPR)

(DEFPROP SQRED 
 (LAMBDA (X) (TIMES X X)) 
EXPR)

(DEFPROP MVERTICAL 
 (NIL . 2.9240992) 
VALUE)

(DEFPROP MHORIZONTAL 
 (NIL . 3.0590820) 
VALUE)

(DEFPROP BVERTICAL 
 (NIL . 68.660156) 
VALUE)

(DEFPROP BHORIZONTAL 
 (NIL . 77.378906) 
VALUE)

(DEFPROP PACX 
 (NIL . 0) 
VALUE)

(DEFPROP PACY 
 (NIL . 0) 
VALUE)

(DEFPROP PACDX 
 (NIL . 6) 
VALUE)

(DEFPROP PACDY 
 (NIL . 6) 
VALUE)

(DEFPROP FLATTEN 
 (LAMBDA (Z) (COND ((NULL Z) NIL) ((ATOM Z) (LIST Z)) (T (APPEND (FLATTEN (CAR Z)) (FLATTEN (CDR Z)))))) 
EXPR)

(DEFPROP FIT 
 (LAMBDA(L)
  (PROG (EL SX SX2 SX3 SX4 SY SXY SX2Y N TX TY D DA DB DC COEFL)
	(SETQ EL (ADDPTS L))
	(SETQ SX 0.0)
	(SETQ SX2 0.0)
	(SETQ SX3 0.0)
	(SETQ SX4 0.0)
	(SETQ SY 0.0)
	(SETQ SXY 0.0)
	(SETQ SX2Y 0.0)
	(SETQ N 0.0)
   F5   (COND ((NULL EL) (GO F10)))
	(SETQ TX (CAAR EL))
	(SETQ TY (CDAR EL))
	(SETQ SX (PLUS SX TX))
	(SETQ SXY (PLUS SXY (TIMES TX TY)))
	(SETQ SX3 (PLUS SX3 (TIMES TX TX TX)))
	(SETQ TX (TIMES TX TX))
	(SETQ SX2 (PLUS SX2 TX))
	(SETQ SX2Y (PLUS SX2Y (TIMES TX TY)))
	(SETQ SX4 (PLUS SX4 (TIMES TX TX)))
	(SETQ SY (PLUS SY TY))
	(SETQ N (ADD1 N))
	(SETQ EL (CDR EL))
	(GO F5)
   F10  (SETQ D
	      (PLUS (TIMES SX4 SX2 N)
		    (TIMES SX3 SX SX2)
		    (TIMES SX2 SX3 SX)
		    (MINUS (TIMES SX2 SX2 SX2))
		    (MINUS (TIMES SX SX SX4))
		    (MINUS (TIMES N SX3 SX3))))
	(SETQ DA
	      (PLUS (TIMES SX2Y SX2 N)
		    (TIMES SX3 SX SY)
		    (TIMES SX2 SXY SX)
		    (MINUS (TIMES SY SX2 SX2))
		    (MINUS (TIMES SX SX SX2Y))
		    (MINUS (TIMES N SXY SX3))))
	(SETQ DB
	      (PLUS (TIMES SX4 SXY N)
		    (TIMES SX2Y SX SX2)
		    (TIMES SX2 SX3 SY)
		    (MINUS (TIMES SX2 SXY SX2))
		    (MINUS (TIMES SY SX SX4))
		    (MINUS (TIMES N SX3 SX2Y))))
	(SETQ DC
	      (PLUS (TIMES SX4 SX2 SY)
		    (TIMES SX3 SXY SX2)
		    (TIMES SX2Y SX3 SX)
		    (MINUS (TIMES SX2 SX2 SX2Y))
		    (MINUS (TIMES SX SXY SX4))
		    (MINUS (TIMES SY SX3 SX3))))
	(COND ((ZEROP D) (PRINT (QUOTE (ZERO DET)))))
	(SETQ COEFL (LIST (QUOTIENT DA D) (QUOTIENT DB D) (QUOTIENT DC D)))
	(RETURN COEFL))) 
EXPR)

(DEFPROP MID 
 (LAMBDA (CL) (CONS (TIMES 0.5 (PLUS (CAAR CL) (CAADR CL))) (TIMES 0.5 (PLUS (CDAR CL) (CDADR CL))))) 
EXPR)

(DEFPROP ADDPTS 
 (LAMBDA(L)
  (PROG (L1 L2)
	(SETQ L1 L)
	(SETQ L2 NIL)
   LL   (COND ((NULL L1) (RETURN L2)))
	(SETQ L2 (CONS (CAAR L1) (CONS (MID (CAR L1)) (CONS (CADAR L1) L2))))
	(SETQ L1 (CDR L1))
	(GO LL))) 
EXPR)

(DEFPROP PACLIST6 
 (LAMBDA(NN)
  (PROG (TEM)
	(SETQ TEM (EXAMINE NN))
	(COND ((NOT (MINUSP TEM)) (RETURN (EXPLODE TEM))))
	(SETQ TEM (EXPLODE (BOOLE 1 377777777777 (EXAMINE NN))))
   L    (COND ((EQ (LENGTH TEM) 43) (RETURN (CONS 1 TEM))) (T (SETQ TEM (CONS 0 TEM))))
	(GO L))) 
EXPR)

(DEFPROP LSD3 
 (LAMBDA(W L)
  (COND ((NULL L) NIL) (T (CONS (CONS (CDAR L) (PLUS (CDAR L) (TIMES (CAAR L) W))) (LSD3 W (CDR L)))))) 
EXPR)

(DEFPROP LSD2 
 (LAMBDA(L M B)
  (PROG (L1 L2)
	(SETQ L2 L)
	(SETQ L1 NIL)
   LL   (SETQ L1
	      (CONS (CONS (TIMES (DIFFERENCE (REMAINDER (CAR L2) 100) 40) 0.3515625E-1)
			  (DIFFERENCE (TIMES (QUOTIENT (CAR L2) 100) M) B))
 		    L1))
	(COND ((NULL (SETQ L2 (CDR L2))) (RETURN L1)))
	(GO LL))) 
EXPR)

(DEFPROP LSD1 
 (LAMBDA(THRES)
  (PROG (LV LH N M)
	(SETQ LV (SETQ LH NIL))
	(SETQ N (PLUS 10777 CLRS))
   L    (TYO 61)
	(SETQ M (EXAMINE N))
	(COND ((GREATERP (QUOTIENT M 1000000) THRES) (SETQ LV (CONS (DIFFERENCE N CLRS) LV))))
	(COND ((GREATERP (REMAINDER M 1000000) THRES) (SETQ LH (CONS (DIFFERENCE N CLRS) LH))))
	(COND ((EQ N CLRS) (RETURN (CONS LV LH))))
	(SETQ N (SUB1 N))
	(GO L))) 
EXPR)

(DEFPROP PACLIST3 
 (LAMBDA(N L)
  (COND ((NULL L) NIL) ((ZEROP (CAR L)) (PACLIST3 (SUB1 N) (CDR L))) (T (CONS N (PACLIST3 (SUB1 N) (CDR L)))))) 
EXPR)

(DEFPROP PACLIST2 
 (LAMBDA(NN)
  (PROG (LL) (SETQ BASE 2) (SETQ LL (PACLIST3 43 (REVERSE (PACLIST6 NN)))) (SETQ BASE (ADD1 7)) (RETURN LL))) 
EXPR)

(DEFPROP PACLIST5 
 (LAMBDA (Y L) (COND ((NULL L) NIL) (T (CONS (CONS (CAR L) Y) (PACLIST5 Y (CDR L)))))) 
EXPR)

(DEFPROP PACLIST4 
 (LAMBDA (L) (COND ((NULL L) NIL) (T (CONS (PLUS 44 (CAR L)) (PACLIST4 (CDR L)))))) 
EXPR)

(DEFPROP PACLIST 
 (LAMBDA(N)
  (PROG (Y LL)
	(SETQ LL NIL)
	(SETQ Y 0)
   L    (SETQ LL
	      (APPEND (PACLIST5 Y
				(APPEND (PACLIST2 (PLUS PC (TIMES N 200) Y Y))
					(PACLIST4 (PACLIST2 (PLUS PC (TIMES N 200) Y Y 1)))))
 		      LL))
	(COND ((EQ 100 (SETQ Y (ADD1 Y))) (RETURN LL)))
	(GO L))) 
EXPR)

(DEFPROP FRAMEPAC 
 (LAMBDA(X Y DX DY L)
  (PROG (LL1 LL2)
	(SETQ LL1 L)
	(SETQ LL2 NIL)
   L    (COND ((NULL LL1) (RETURN LL2)))
	(SETQ LL2 (CONS (CONS (PLUS X (TIMES DX (CAAR LL1))) (PLUS Y (TIMES DY (CDAR LL1)))) LL2))
	(SETQ LL1 (CDR LL1))
	(GO L))) 
EXPR)

(DEFPROP LONE-KILLER 
 (LAMBDA (N M P) (PROG2 (INK-BLOT N M P) (PAND M N))) 
EXPR)

(DEFPROP INK-BLOT 
 (LAMBDA(N M P)
  (PROG NIL
	(YBLIT N P 1)
	(MOVE P M)
	(XSHIFT P -1)
	(PIOR P M)
	(XSHIFT P 2)
	(PIOR P M)
	(YBLIT N P -1)
	(PIOR P M)
	(XSHIFT P -1)
	(PIOR P M)
	(XSHIFT P 2)
	(PIOR P M)
	(XSHIFT N -1)
	(PIOR N M)
	(XSHIFT N 2)
	(PIOR N M)
	(XSHIFT N -1))) 
EXPR)

(DEFPROP ONE16 
 (LAMBDA NIL
  (PROG NIL
	(ZIP)
	(DSKTV 0 0 4 4)
	(TVADD 0)
	(DSKTV 0 1 4 4)
	(TVADD 0)
	(DSKTV 0 2 4 4)
	(TVADD 0)
	(DSKTV 0 3 4 4)
	(TVADD 0)
	(DSKTV 1 0 4 4)
	(TVADD 0)
	(DSKTV 1 1 4 4)
	(TVADD 0)
	(DSKTV 1 2 4 4)
	(TVADD 0)
	(DSKTV 1 3 4 4)
	(TVADD 0)
	(DSKTV 2 0 4 4)
	(TVADD 0)
	(DSKTV 2 1 4 4)
	(TVADD 0)
	(DSKTV 2 2 4 4)
	(TVADD 0)
	(DSKTV 2 3 4 4)
	(TVADD 0)
	(DSKTV 3 0 4 4)
	(TVADD 0)
	(DSKTV 3 1 4 4)
	(TVADD 0)
	(DSKTV 3 2 4 4)
	(TVADD 0)
	(DSKTV 3 3 4 4)
	(TVADD 0))) 
EXPR)

(DEFPROP OPEN 
 (LAMBDA NIL (JOINT 7 100)) 
EXPR)

(DEFPROP CLOSE 
 (LAMBDA NIL (JOINT 7 -110)) 
EXPR)

(DEFPROP MOMENT 
 (LAMBDA(N)
  (PROG (A B C D)
	(SETQ A (PLUS 0.0 (AREA N)))
	(SETQ B (QUOTIENT (SUMX N) A))
	(SETQ D (SUMSQX))
	(SETQ C (QUOTIENT (SUMY N) A))
	(RETURN (DIFFERENCE (PLUS D (SUMSQY)) (TIMES A B B) (TIMES A C C))))) 
EXPR)

(DEFPROP MEANX 
 (LAMBDA (N) (QUOTIENT (SUMX N) (AREA N))) 
EXPR)

(DEFPROP MEANY 
 (LAMBDA (N) (QUOTIENT (SUMY N) (AREA N))) 
EXPR)

(DEFPROP SORT2 
 (LAMBDA (N M Z) (COND ((NULL (CDR Z)) N) (T (PROG2 (SIEVE N M (CAR Z) (CADR Z)) (SORT2 (ADD1 N) M (CDR Z)))))) 
EXPR)

(DEFPROP SORT 
 (LAMBDA(N M)
  (PROG (Z)
	(SETQ Z (CROSSZ M))
	(RETURN
	 (COND ((NULL (CDR Z)) N) (T (PROG2 (SIEVE N M (CAR Z) (CADR Z)) (SORT2 (ADD1 N) M (CDR Z)))))))) 
EXPR)

(DEFPROP CROSSZ 
 (LAMBDA (N) (APPEND (CONS 0 (CROSSINGS (DIFFS (HIST N)) 1)) (QUOTE (20)))) 
EXPR)

(DEFPROP HIST 
 (LAMBDA(N)
  (PROG (M Z)
	(SETQ M 17)
	(SETQ Z NIL)
   L    (SETQ Z (CONS (EXAMINE (PLUS (TIMES 20 N) HSTV M)) Z))
	(COND ((EQ -1 (SETQ M (SUB1 M))) (RETURN Z)) (T (GO L))))) 
EXPR)

(DEFPROP DIFFS 
 (LAMBDA (Z) (COND ((NULL (CDR Z)) NIL) (T (CONS (DIFFERENCE (CAR Z) (CADR Z)) (DIFFS (CDR Z)))))) 
EXPR)

(DEFPROP CROSSINGS 
 (LAMBDA(Z N)
  (COND ((NULL (CDR Z)) NIL)
	(T
	 (COND ((AND (MINUSP (CADR Z)) (NOT (MINUSP (CAR Z)))) (CONS N (CROSSINGS (CDR Z) (ADD1 N))))
	       (T (CROSSINGS (CDR Z) (ADD1 N))))))) 
EXPR)

(DEFPROP PFLIP 
 (LAMBDA (A) (LOGIC 12 A A)) 
EXPR)

(DEFPROP PSET 
 (LAMBDA (A) (LOGIC 17 A A)) 
EXPR)

(DEFPROP PZIP 
 (LAMBDA (A) (LOGIC 0 A A)) 
EXPR)

(DEFPROP PNOT 
 (LAMBDA (A B) (LOGIC 12 A B)) 
EXPR)

(DEFPROP MOVE 
 (LAMBDA (A B) (LOGIC 5 A B)) 
EXPR)

(DEFPROP PXOR 
 (LAMBDA (A B) (LOGIC 6 A B)) 
EXPR)

(DEFPROP PIOR 
 (LAMBDA (A B) (LOGIC 7 A B)) 
EXPR)

(DEFPROP PAND 
 (LAMBDA (A B) (LOGIC 1 A B)) 
EXPR)

(DEFPROP INITFLIP 
 (LAMBDA NIL
  (PROG NIL
	(FINIT)
	(SETQ BFFR (CAR (GETSYM VAL BUFFER)))
	(SETQ HSTV (CAR (GETSYM VAL HISTOV)))
	(SETQ CLRS (CAR (GETSYM VAL COLORS)))
	(SETQ PC (CAR (GETSYM VAL PAC))))) 
EXPR)

(DEFPROP SAFE 
 (LAMBDA NIL (DSKOUT (FLIP . LSP) (GRINL ALLFNS))) 
EXPR)

(DEFPROP FINIT 
 (LAMBDA NIL
  (PROG2 (GETSYM SUBR
 		 DDT
 		 ARM
 		 DAC
 		 JOINT
 		 TSINIT
 		 LENS
 		 SWS
 		 ARM
 		 DAC
 		 JOINT
 		 DSKTV
 		 INDISK
 		 LSD
 		 ZIP
 		 TVADD
 		 TVSUB
 		 FOCUS
 		 PAN
 		 TILT)
	 (GETSYM SUBR
 		 LOGIC
 		 HISTO
 		 SIEVE
 		 CLIY1
 		 CLIY2
 		 CLIX
 		 PACKBUF
 		 PACK
 		 XMINW
 		 AREA
 		 YMIN
 		 YMAX
 		 YBLIT
 		 XSHIFT
 		 SUMY
 		 SUMSQY
 		 SUMX
 		 IMULC
 		 ADDC
 		 TV
 		 GRAD
 		 PPP
 		 TTT
 		 FFF
 		 STOPWAR
 		 ASHV
 		 SUMSQX
 		 BLOB
 		 ONEBLOB
 		 BLIT
 		 XYFLIP))) 
EXPR)