home *** CD-ROM | disk | FTP | other *** search
/ HPAVC / HPAVC CD-ROM.iso / pc / FAQSYS18.ZIP / FAQS.DAT / SIRD_FAQ.TXT < prev    next >
Mailbox/MIME Entity  |  1996-01-04  |  30.1 KB

open in: MacOS 8.1     |     Win98     |     DOS

view JSON data     |     view as text

This file was processed as: Mailbox/MIME Entity (archive/mbox).

You can browse this item here: SIRD_FAQ.TXT

ConfidenceProgramDetectionMatch TypeSupport
100% dexvert Mailbox/MIME Entity (archive/mbox) magic Supported
100% dexvert Internet Message Format (text/imf) magic Supported
1% dexvert Swift 3D 3D Graphic (poly/swift3D3DGraphic) ext Unsupported
1% dexvert Boost Text serialization (other/boostTextSerialization) ext Unsupported
1% dexvert Text File (text/txt) fallback Supported
100% file Mailbox text, 1st line "From kth.se!sunic!EU.net!howland.reston.ans.net!usenet.ins.cwru.edu!eff!news.kei.com!uhog.mit.edu!news.mtholyoke.edu!news.byu.e", ASCII text default
100% TrID E-Mail message (Var. 2) default
100% checkBytes Printable ASCII default
100% perlTextCheck Likely Text (Perl) default
100% siegfried x-fmt/111 Plain Text File default
100% gt2 Textdatei (UNIX) default
100% detectItEasy Format: plain text[LF] default (weak)
100% xdgMime application/mbox default



hex view
+--------+-------------------------+-------------------------+--------+--------+
|00000000| 46 72 6f 6d 20 6b 74 68 | 2e 73 65 21 73 75 6e 69 |From kth|.se!suni|
|00000010| 63 21 45 55 2e 6e 65 74 | 21 68 6f 77 6c 61 6e 64 |c!EU.net|!howland|
|00000020| 2e 72 65 73 74 6f 6e 2e | 61 6e 73 2e 6e 65 74 21 |.reston.|ans.net!|
|00000030| 75 73 65 6e 65 74 2e 69 | 6e 73 2e 63 77 72 75 2e |usenet.i|ns.cwru.|
|00000040| 65 64 75 21 65 66 66 21 | 6e 65 77 73 2e 6b 65 69 |edu!eff!|news.kei|
|00000050| 2e 63 6f 6d 21 75 68 6f | 67 2e 6d 69 74 2e 65 64 |.com!uho|g.mit.ed|
|00000060| 75 21 6e 65 77 73 2e 6d | 74 68 6f 6c 79 6f 6b 65 |u!news.m|tholyoke|
|00000070| 2e 65 64 75 21 6e 65 77 | 73 2e 62 79 75 2e 65 64 |.edu!new|s.byu.ed|
|00000080| 75 21 6e 65 77 73 2e 70 | 72 6f 76 6f 2e 6e 6f 76 |u!news.p|rovo.nov|
|00000090| 65 6c 6c 2e 63 6f 6d 21 | 6e 65 78 74 31 38 2e 54 |ell.com!|next18.T|
|000000a0| 65 73 74 2e 4e 50 44 2e | 50 72 6f 76 6f 2e 4e 6f |est.NPD.|Provo.No|
|000000b0| 76 65 6c 6c 2e 43 4f 4d | 21 74 68 61 6c 65 20 53 |vell.COM|!thale S|
|000000c0| 61 74 20 44 65 63 20 32 | 35 20 31 35 3a 30 36 3a |at Dec 2|5 15:06:|
|000000d0| 32 31 20 4d 45 54 20 31 | 39 39 33 0a 41 72 74 69 |21 MET 1|993.Arti|
|000000e0| 63 6c 65 3a 20 34 31 39 | 36 20 6f 66 20 61 6c 74 |cle: 419|6 of alt|
|000000f0| 2e 33 64 0a 4e 65 77 73 | 67 72 6f 75 70 73 3a 20 |.3d.News|groups: |
|00000100| 61 6c 74 2e 33 64 0a 50 | 61 74 68 3a 20 6b 74 68 |alt.3d.P|ath: kth|
|00000110| 2e 73 65 21 73 75 6e 69 | 63 21 45 55 2e 6e 65 74 |.se!suni|c!EU.net|
|00000120| 21 68 6f 77 6c 61 6e 64 | 2e 72 65 73 74 6f 6e 2e |!howland|.reston.|
|00000130| 61 6e 73 2e 6e 65 74 21 | 75 73 65 6e 65 74 2e 69 |ans.net!|usenet.i|
|00000140| 6e 73 2e 63 77 72 75 2e | 65 64 75 21 65 66 66 21 |ns.cwru.|edu!eff!|
|00000150| 6e 65 77 73 2e 6b 65 69 | 2e 63 6f 6d 21 75 68 6f |news.kei|.com!uho|
|00000160| 67 2e 6d 69 74 2e 65 64 | 75 21 6e 65 77 73 2e 6d |g.mit.ed|u!news.m|
|00000170| 74 68 6f 6c 79 6f 6b 65 | 2e 65 64 75 21 6e 65 77 |tholyoke|.edu!new|
|00000180| 73 2e 62 79 75 2e 65 64 | 75 21 6e 65 77 73 2e 70 |s.byu.ed|u!news.p|
|00000190| 72 6f 76 6f 2e 6e 6f 76 | 65 6c 6c 2e 63 6f 6d 21 |rovo.nov|ell.com!|
|000001a0| 6e 65 78 74 31 38 2e 54 | 65 73 74 2e 4e 50 44 2e |next18.T|est.NPD.|
|000001b0| 50 72 6f 76 6f 2e 4e 6f | 76 65 6c 6c 2e 43 4f 4d |Provo.No|vell.COM|
|000001c0| 21 74 68 61 6c 65 0a 46 | 72 6f 6d 3a 20 74 68 61 |!thale.F|rom: tha|
|000001d0| 6c 65 40 6e 6f 76 65 6c | 6c 2e 63 6f 6d 20 28 54 |le@novel|l.com (T|
|000001e0| 6f 64 64 20 44 2e 20 48 | 61 6c 65 29 0a 53 75 62 |odd D. H|ale).Sub|
|000001f0| 6a 65 63 74 3a 20 53 49 | 52 44 53 20 46 41 51 20 |ject: SI|RDS FAQ |
|00000200| 28 6e 65 65 64 73 20 61 | 6e 20 46 54 50 20 68 6f |(needs a|n FTP ho|
|00000210| 6d 65 29 0a 4d 65 73 73 | 61 67 65 2d 49 44 3a 20 |me).Mess|age-ID: |
|00000220| 3c 74 68 61 6c 65 2e 31 | 30 39 2e 37 35 35 35 33 |<thale.1|09.75553|
|00000230| 37 34 38 38 40 6e 6f 76 | 65 6c 6c 2e 63 6f 6d 3e |7488@nov|ell.com>|
|00000240| 0a 4c 69 6e 65 73 3a 20 | 37 34 35 0a 53 65 6e 64 |.Lines: |745.Send|
|00000250| 65 72 3a 20 75 73 65 6e | 65 74 40 50 72 6f 76 6f |er: usen|et@Provo|
|00000260| 2e 4e 6f 76 65 6c 6c 2e | 43 4f 4d 20 28 55 53 45 |.Novell.|COM (USE|
|00000270| 4e 45 54 20 4e 65 77 73 | 29 0a 4e 6e 74 70 2d 50 |NET News|).Nntp-P|
|00000280| 6f 73 74 69 6e 67 2d 48 | 6f 73 74 3a 20 6e 65 78 |osting-H|ost: nex|
|00000290| 74 31 38 2e 74 65 73 74 | 2e 6e 70 64 2e 70 72 6f |t18.test|.npd.pro|
|000002a0| 76 6f 2e 6e 6f 76 65 6c | 6c 2e 63 6f 6d 0a 4f 72 |vo.novel|l.com.Or|
|000002b0| 67 61 6e 69 7a 61 74 69 | 6f 6e 3a 20 4e 6f 76 65 |ganizati|on: Nove|
|000002c0| 6c 6c 2c 20 49 6e 63 2e | 2c 20 50 72 6f 76 6f 2c |ll, Inc.|, Provo,|
|000002d0| 20 55 54 2c 20 55 53 41 | 0a 44 61 74 65 3a 20 46 | UT, USA|.Date: F|
|000002e0| 72 69 2c 20 31 30 20 44 | 65 63 20 31 39 39 33 20 |ri, 10 D|ec 1993 |
|000002f0| 31 35 3a 33 31 3a 32 39 | 20 47 4d 54 0a 0a 54 68 |15:31:29| GMT..Th|
|00000300| 65 20 66 6f 6c 6c 6f 77 | 69 6e 67 20 69 73 20 61 |e follow|ing is a|
|00000310| 20 73 6d 61 74 74 65 72 | 69 6e 67 20 6f 66 20 69 | smatter|ing of i|
|00000320| 6e 66 6f 20 49 27 76 65 | 20 63 6f 6c 6c 65 63 74 |nfo I've| collect|
|00000330| 65 64 20 61 62 6f 75 74 | 20 53 49 52 44 53 2e 20 |ed about| SIRDS. |
|00000340| 20 49 74 20 69 73 20 6e | 6f 74 20 0a 74 6f 6f 20 | It is n|ot .too |
|00000350| 77 65 6c 6c 20 6f 72 67 | 61 6e 69 7a 65 64 2c 20 |well org|anized, |
|00000360| 6e 6f 72 20 63 6f 6d 70 | 6c 65 74 65 2c 20 62 75 |nor comp|lete, bu|
|00000370| 74 20 69 74 20 61 6e 73 | 77 65 72 73 20 61 20 6c |t it ans|wers a l|
|00000380| 6f 74 20 6f 66 20 46 41 | 51 73 20 6f 75 74 20 74 |ot of FA|Qs out t|
|00000390| 68 65 72 65 2e 20 20 0a | 50 6c 65 61 73 65 20 73 |here. .|Please s|
|000003a0| 75 62 6d 69 74 20 61 6e | 79 20 75 70 64 61 74 65 |ubmit an|y update|
|000003b0| 73 2f 63 68 61 6e 67 65 | 73 20 74 6f 20 6d 65 20 |s/change|s to me |
|000003c0| 61 74 20 74 68 61 6c 65 | 40 6e 6f 76 65 6c 6c 2e |at thale|@novell.|
|000003d0| 63 6f 6d 2e 0a 0a 54 68 | 65 20 66 6f 6c 6c 6f 77 |com...Th|e follow|
|000003e0| 69 6e 67 20 73 65 63 74 | 69 6f 6e 73 20 61 72 65 |ing sect|ions are|
|000003f0| 20 63 6f 76 65 72 65 64 | 20 68 65 72 65 69 6e 3a | covered| herein:|
|00000400| 0a 0a 20 20 20 53 49 52 | 44 53 20 74 65 72 6d 69 |.. SIR|DS termi|
|00000410| 6e 6f 6c 6f 67 79 0a 20 | 20 20 53 49 52 44 53 20 |nology. | SIRDS |
|00000420| 46 54 50 20 53 69 74 65 | 73 0a 20 20 20 53 61 6d |FTP Site|s. Sam|
|00000430| 70 6c 65 20 54 45 58 54 | 20 53 74 65 72 65 6f 67 |ple TEXT| Stereog|
|00000440| 72 61 6d 73 0a 20 20 20 | 43 6f 6d 6d 65 72 63 69 |rams. |Commerci|
|00000450| 61 6c 20 53 49 52 44 53 | 20 53 6f 66 74 77 61 72 |al SIRDS| Softwar|
|00000460| 65 20 20 20 20 3c 2d 2d | 20 4e 65 65 64 20 6d 6f |e <--| Need mo|
|00000470| 72 65 20 69 6e 66 6f 0a | 20 20 20 48 4f 57 20 53 |re info.| HOW S|
|00000480| 54 45 52 45 4f 47 52 41 | 4d 53 20 57 4f 52 4b 20 |TEREOGRA|MS WORK |
|00000490| 20 20 20 20 20 20 20 20 | 3c 2d 2d 20 42 79 20 70 | |<-- By p|
|000004a0| 6f 70 75 6c 61 72 20 64 | 65 6d 61 6e 64 21 0a 20 |opular d|emand!. |
|000004b0| 20 20 53 74 65 72 65 6f | 67 72 61 6d 20 41 6c 67 | Stereo|gram Alg|
|000004c0| 6f 72 69 74 68 6d 20 20 | 20 20 20 20 20 20 20 3c |orithm | <|
|000004d0| 2d 2d 20 41 6c 73 6f 20 | 6e 65 77 20 28 61 6e 64 |-- Also |new (and|
|000004e0| 20 72 6f 75 67 68 29 0a | 20 20 20 53 49 52 44 53 | rough).| SIRDS|
|000004f0| 20 50 75 62 6c 69 63 61 | 74 69 6f 6e 73 0a 20 20 | Publica|tions. |
|00000500| 20 43 20 43 6f 64 65 20 | 74 6f 20 47 65 6e 65 72 | C Code |to Gener|
|00000510| 61 74 65 20 53 49 52 54 | 53 0a 20 20 20 48 6f 70 |ate SIRT|S. Hop|
|00000520| 65 20 66 6f 72 20 74 68 | 65 20 48 6f 70 65 6c 65 |e for th|e Hopele|
|00000530| 73 73 0a 20 20 20 43 6f | 6d 6d 65 72 63 69 61 6c |ss. Co|mmercial|
|00000540| 20 53 49 52 44 53 20 50 | 6f 73 74 65 72 73 0a 0a | SIRDS P|osters..|
|00000550| 0a 0a 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |..------|--------|
|00000560| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00000570| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00000580| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00000590| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 0a 2d 2d 2d 2d 2d 20 |--------|-.----- |
|000005a0| 53 49 52 44 53 20 54 45 | 52 4d 49 4e 4f 4c 4f 47 |SIRDS TE|RMINOLOG|
|000005b0| 59 20 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |Y ------|--------|
|000005c0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|000005d0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|000005e0| 2d 0a 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |-.------|--------|
|000005f0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00000600| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00000610| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00000620| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 0a 0a 53 49 52 44 53 |--------|-..SIRDS|
|00000630| 20 20 20 20 20 20 20 53 | 69 6e 67 6c 65 20 49 6d | S|ingle Im|
|00000640| 61 67 65 20 52 61 6e 64 | 6f 6d 20 44 6f 74 20 53 |age Rand|om Dot S|
|00000650| 74 65 72 65 6f 67 72 61 | 6d 0a 53 49 52 44 20 20 |tereogra|m.SIRD |
|00000660| 20 20 20 20 20 20 53 69 | 6e 67 6c 65 20 49 6d 61 | Si|ngle Ima|
|00000670| 67 65 20 52 61 6e 64 6f | 6d 20 44 6f 74 20 28 6e |ge Rando|m Dot (n|
|00000680| 6f 74 20 6d 75 63 68 20 | 74 6f 20 76 69 65 77 20 |ot much |to view |
|00000690| 69 6e 20 61 20 64 6f 74 | 3b 20 75 73 65 64 20 62 |in a dot|; used b|
|000006a0| 79 20 0a 20 20 20 20 20 | 20 20 20 20 20 20 20 6e |y . | n|
|000006b0| 65 77 62 69 65 73 29 0a | 53 49 52 54 53 20 20 20 |ewbies).|SIRTS |
|000006c0| 20 20 20 20 53 69 6e 67 | 6c 65 20 49 6d 61 67 65 | Sing|le Image|
|000006d0| 20 52 61 6e 64 6f 6d 20 | 54 45 58 54 20 53 74 65 | Random |TEXT Ste|
|000006e0| 72 65 6f 67 72 61 6d 2c | 20 61 6c 73 6f 20 63 61 |reogram,| also ca|
|000006f0| 6c 6c 65 64 20 61 73 63 | 69 69 20 0a 20 20 20 20 |lled asc|ii . |
|00000700| 20 20 20 20 20 20 20 20 | 73 74 65 72 65 6f 67 72 | |stereogr|
|00000710| 61 6d 73 0a 53 74 65 72 | 65 6f 67 72 61 6d 20 20 |ams.Ster|eogram |
|00000720| 67 65 6e 65 72 61 6c 2c | 20 73 69 6d 70 6c 69 66 |general,| simplif|
|00000730| 69 65 64 20 74 65 72 6d | 20 66 6f 72 20 53 49 52 |ied term| for SIR|
|00000740| 44 53 20 61 6e 64 20 53 | 49 52 54 53 20 61 6e 64 |DS and S|IRTS and|
|00000750| 20 65 76 65 6e 0a 20 20 | 20 20 20 20 20 20 20 20 | even. | |
|00000760| 20 20 73 74 65 72 65 6f | 2d 70 61 69 72 73 20 28 | stereo|-pairs (|
|00000770| 6f 63 63 61 73 69 6f 6e | 61 6c 6c 79 29 0a 41 75 |occasion|ally).Au|
|00000780| 74 6f 73 74 65 72 65 6f | 67 72 61 6d 2c 20 52 44 |tostereo|gram, RD|
|00000790| 53 2c 20 41 75 74 6f 20 | 52 44 53 0a 20 20 20 20 |S, Auto |RDS. |
|000007a0| 20 20 20 20 20 20 20 20 | 65 71 75 69 76 61 6c 65 | |equivale|
|000007b0| 6e 74 20 74 6f 20 61 20 | 53 49 52 44 53 0a 52 4c |nt to a |SIRDS.RL|
|000007c0| 53 20 20 20 20 20 20 20 | 20 20 52 61 6e 64 6f 6d |S | Random|
|000007d0| 20 4c 69 6e 65 20 73 74 | 65 72 65 6f 67 72 61 6d | Line st|ereogram|
|000007e0| 73 2c 20 69 6e 73 74 72 | 75 63 74 69 6f 6e 61 6c |s, instr|uctional|
|000007f0| 20 69 6e 20 6c 65 61 72 | 6e 69 6e 67 20 73 74 65 | in lear|ning ste|
|00000800| 72 65 6f 67 72 61 6d 0a | 20 20 20 20 20 20 20 20 |reogram.| |
|00000810| 20 20 20 20 63 6f 6e 63 | 65 70 74 73 20 28 73 65 | conc|epts (se|
|00000820| 65 20 53 6c 69 6e 6b 65 | 72 20 61 6e 64 20 42 75 |e Slinke|r and Bu|
|00000830| 72 74 6f 6e 20 70 75 62 | 6c 69 63 61 74 69 6f 6e |rton pub|lication|
|00000840| 29 0a 0a 57 61 6c 6c 2d | 65 79 65 64 20 76 69 65 |)..Wall-|eyed vie|
|00000850| 77 69 6e 67 20 20 20 56 | 69 65 77 69 6e 67 20 73 |wing V|iewing s|
|00000860| 74 65 72 65 6f 67 72 61 | 6d 73 20 62 79 20 66 6f |tereogra|ms by fo|
|00000870| 63 75 73 69 6e 67 20 70 | 61 73 74 20 74 68 65 20 |cusing p|ast the |
|00000880| 61 63 74 75 61 6c 20 69 | 6d 61 67 65 0a 43 72 6f |actual i|mage.Cro|
|00000890| 73 73 2d 65 79 65 64 20 | 76 69 65 77 69 6e 67 20 |ss-eyed |viewing |
|000008a0| 20 56 69 65 77 69 6e 67 | 20 73 74 65 72 65 6f 67 | Viewing| stereog|
|000008b0| 72 61 6d 73 20 62 79 20 | 66 6f 63 75 73 69 6e 67 |rams by |focusing|
|000008c0| 20 69 6e 20 66 72 6f 6e | 74 20 6f 66 20 74 68 65 | in fron|t of the|
|000008d0| 20 69 6d 61 67 65 0a 46 | 6f 63 75 73 20 74 6f 20 | image.F|ocus to |
|000008e0| 69 6e 66 69 6e 69 74 79 | 20 20 20 46 6f 72 63 69 |infinity| Forci|
|000008f0| 6e 67 20 79 6f 75 72 20 | 65 79 65 73 27 20 6c 69 |ng your |eyes' li|
|00000900| 6e 65 73 20 6f 66 20 73 | 69 67 68 74 20 69 6e 74 |nes of s|ight int|
|00000910| 6f 20 70 61 72 61 6c 6c | 65 6c 2c 20 4e 4f 54 0a |o parall|el, NOT.|
|00000920| 20 20 20 20 20 20 20 20 | 20 20 20 20 20 20 20 20 | | |
|00000930| 20 20 20 20 6e 65 63 65 | 73 73 61 72 79 20 66 6f | nece|ssary fo|
|00000940| 72 20 77 61 6c 6c 2d 65 | 79 65 69 6e 67 20 53 49 |r wall-e|yeing SI|
|00000950| 52 44 53 21 0a 0a 0a 2d | 2d 2d 2d 2d 2d 2d 2d 2d |RDS!...-|--------|
|00000960| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00000970| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00000980| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00000990| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 0a 2d |--------|------.-|
|000009a0| 2d 2d 2d 2d 20 53 49 52 | 44 53 20 46 54 50 20 53 |---- SIR|DS FTP S|
|000009b0| 49 54 45 53 20 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |ITES ---|--------|
|000009c0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|000009d0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|000009e0| 2d 2d 2d 2d 2d 2d 0a 2d | 2d 2d 2d 2d 2d 2d 2d 2d |------.-|--------|
|000009f0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00000a00| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00000a10| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00000a20| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 0a 0a |--------|------..|
|00000a30| 53 75 62 6d 69 73 73 69 | 6f 6e 73 20 66 72 6f 6d |Submissi|ons from|
|00000a40| 20 45 2e 54 68 6f 6d 70 | 73 6f 6e 40 6e 65 77 63 | E.Thomp|son@newc|
|00000a50| 61 73 74 6c 65 2e 61 63 | 2e 75 6b 2c 20 6b 62 61 |astle.ac|.uk, kba|
|00000a60| 75 6d 40 6e 6f 76 65 6c | 6c 2e 63 6f 6d 2c 20 2e |um@novel|l.com, .|
|00000a70| 2e 2e 3a 0a 0a 66 74 70 | 2e 75 77 70 2e 65 64 75 |..:..ftp|.uwp.edu|
|00000a80| 20 28 31 33 31 2e 32 31 | 30 2e 31 2e 34 29 0a 20 | (131.21|0.1.4). |
|00000a90| 20 2f 70 75 62 2f 6d 73 | 64 6f 73 2f 70 69 63 74 | /pub/ms|dos/pict|
|00000aa0| 75 72 65 2e 76 69 65 77 | 65 72 73 2f 72 64 73 64 |ure.view|ers/rdsd|
|00000ab0| 72 61 77 2e 7a 69 70 0a | 20 20 20 20 45 58 43 45 |raw.zip.| EXCE|
|00000ac0| 4c 4c 45 4e 54 20 53 49 | 52 44 53 20 70 61 69 6e |LLENT SI|RDS pain|
|00000ad0| 74 69 6e 67 2f 67 65 6e | 65 72 61 74 69 6e 67 20 |ting/gen|erating |
|00000ae0| 70 72 6f 67 72 61 6d 2e | 20 20 43 48 45 43 4b 20 |program.| CHECK |
|00000af0| 49 54 20 4f 55 54 21 0a | 6f 61 6b 2e 6f 61 6b 6c |IT OUT!.|oak.oakl|
|00000b00| 61 6e 64 2e 65 64 75 20 | 28 74 68 65 73 65 20 61 |and.edu |(these a|
|00000b10| 72 65 20 61 6c 73 6f 20 | 6f 6e 20 77 75 61 72 63 |re also |on wuarc|
|00000b20| 68 69 76 65 2c 20 62 75 | 74 20 6f 61 6b 20 69 73 |hive, bu|t oak is|
|00000b30| 20 66 61 73 74 65 72 29 | 0a 20 20 2f 70 75 62 2f | faster)|. /pub/|
|00000b40| 6d 73 64 6f 73 2f 67 72 | 61 70 68 69 63 73 2f 6d |msdos/gr|aphics/m|
|00000b50| 69 6e 64 69 6d 32 30 2e | 7a 69 70 0a 20 20 20 20 |indim20.|zip. |
|00000b60| 53 65 76 65 72 61 6c 20 | 53 49 52 44 53 20 28 7e |Several |SIRDS (~|
|00000b70| 33 32 29 20 69 6e 20 61 | 6e 20 52 4c 45 20 66 6f |32) in a|n RLE fo|
|00000b80| 72 6d 61 74 20 77 69 74 | 68 20 76 65 72 73 61 74 |rmat wit|h versat|
|00000b90| 69 6c 65 20 76 69 65 77 | 65 72 2e 20 20 47 45 54 |ile view|er. GET|
|00000ba0| 20 49 54 21 0a 20 20 2f | 70 75 62 2f 6d 73 64 6f | IT!. /|pub/msdo|
|00000bb0| 73 2f 67 72 61 70 68 69 | 63 73 2f 73 69 72 64 76 |s/graphi|cs/sirdv|
|00000bc0| 75 31 31 2e 7a 69 70 0a | 20 20 20 20 4e 69 63 65 |u11.zip.| Nice|
|00000bd0| 20 50 43 58 20 74 6f 20 | 53 49 52 44 53 20 28 63 | PCX to |SIRDS (c|
|00000be0| 6f 6c 6f 72 20 74 6f 20 | 72 61 6e 64 6f 6d 20 64 |olor to |random d|
|00000bf0| 6f 74 73 29 20 63 6f 6e | 76 65 72 74 65 72 2e 0a |ots) con|verter..|
|00000c00| 20 20 2f 70 75 62 2f 6d | 73 64 6f 73 2f 67 72 61 | /pub/m|sdos/gra|
|00000c10| 70 68 69 63 73 2f 70 65 | 72 73 70 65 63 74 2e 7a |phics/pe|rspect.z|
|00000c20| 69 70 0a 20 20 20 20 53 | 69 6d 70 6c 65 20 53 49 |ip. S|imple SI|
|00000c30| 52 44 53 20 70 61 69 6e | 74 2f 76 69 65 77 20 70 |RDS pain|t/view p|
|00000c40| 72 6f 67 72 61 6d 0a 77 | 75 61 72 63 68 69 76 65 |rogram.w|uarchive|
|00000c50| 2e 77 75 73 74 6c 2e 65 | 64 75 20 28 31 32 38 2e |.wustl.e|du (128.|
|00000c60| 32 35 32 2e 31 33 35 2e | 34 29 20 0a 20 20 2f 70 |252.135.|4) . /p|
|00000c70| 75 62 2f 4d 53 44 4f 53 | 5f 55 50 4c 4f 41 44 53 |ub/MSDOS|_UPLOADS|
|00000c80| 2f 64 65 6d 6f 73 2f 73 | 69 72 64 73 61 6e 69 2e |/demos/s|irdsani.|
|00000c90| 7a 69 70 0a 20 20 20 20 | 4c 65 74 73 20 79 6f 75 |zip. |Lets you|
|00000ca0| 20 6c 6f 61 64 20 61 20 | 33 64 20 6f 62 6a 65 63 | load a |3d objec|
|00000cb0| 74 2c 20 70 6f 73 69 74 | 69 6f 6e 20 69 74 2c 20 |t, posit|ion it, |
|00000cc0| 74 68 65 6e 20 67 65 6e | 65 72 61 74 65 73 20 61 |then gen|erates a|
|00000cd0| 6e 20 61 6e 69 6d 61 74 | 65 64 20 72 6f 74 61 74 |n animat|ed rotat|
|00000ce0| 69 6f 6e 0a 20 20 20 20 | 77 69 74 68 69 6e 20 73 |ion. |within s|
|00000cf0| 74 65 72 65 6f 67 72 61 | 6d 73 2e 0a 20 20 2f 70 |tereogra|ms.. /p|
|00000d00| 75 62 2f 78 70 67 73 2f | 78 70 67 73 2e 3f 2e 3f |ub/xpgs/|xpgs.?.?|
|00000d10| 0a 20 20 20 20 58 77 69 | 6e 64 6f 77 73 20 73 74 |. Xwi|ndows st|
|00000d20| 65 72 65 6f 67 72 61 6d | 20 75 74 69 6c 69 74 69 |ereogram| utiliti|
|00000d30| 65 73 3b 20 67 65 6e 65 | 72 61 74 6f 72 2c 20 76 |es; gene|rator, v|
|00000d40| 69 65 77 65 72 2c 20 6d | 69 6e 64 69 6d 20 72 6c |iewer, m|indim rl|
|00000d50| 65 20 76 69 65 77 65 72 | 2e 2e 2e 0a 20 20 2f 70 |e viewer|.... /p|
|00000d60| 75 62 2f 4d 53 44 4f 53 | 5f 55 50 4c 4f 41 44 53 |ub/MSDOS|_UPLOADS|
|00000d70| 2f 67 72 61 70 68 69 63 | 73 2f 64 79 6e 61 6d 69 |/graphic|s/dynami|
|00000d80| 63 2e 65 78 65 0a 20 20 | 20 20 41 6e 69 6d 61 74 |c.exe. | Animat|
|00000d90| 65 64 20 53 49 52 44 53 | 20 28 70 61 67 65 20 66 |ed SIRDS| (page f|
|00000da0| 6c 69 70 70 69 6e 67 29 | 0a 20 20 2f 67 72 61 70 |lipping)|. /grap|
|00000db0| 68 69 63 73 2f 67 72 61 | 70 68 69 63 73 2f 6d 69 |hics/gra|phics/mi|
|00000dc0| 72 72 6f 72 73 2f 73 75 | 67 72 66 78 2e 61 63 73 |rrors/su|grfx.acs|
|00000dd0| 2e 73 79 72 2e 65 64 75 | 2f 33 64 2f 72 61 6e 64 |.syr.edu|/3d/rand|
|00000de0| 6f 74 2f 33 64 72 61 6e | 64 6f 74 2e 7a 6f 6f 0a |ot/3dran|dot.zoo.|
|00000df0| 20 20 20 20 43 6f 6e 76 | 65 72 74 73 20 63 6f 6c | Conv|erts col|
|00000e00| 6f 72 20 47 49 46 20 74 | 6f 20 53 49 52 44 53 20 |or GIF t|o SIRDS |
|00000e10| 6f 6e 20 73 63 72 65 65 | 6e 0a 73 75 6e 73 69 74 |on scree|n.sunsit|
|00000e20| 65 2e 75 6e 63 2e 65 64 | 75 0a 20 20 2f 70 75 62 |e.unc.ed|u. /pub|
|00000e30| 2f 61 63 61 64 65 6d 69 | 63 2f 63 6f 6d 70 75 74 |/academi|c/comput|
|00000e40| 65 72 2d 73 63 69 65 6e | 63 65 2f 76 69 72 74 75 |er-scien|ce/virtu|
|00000e50| 61 6c 2d 72 65 61 6c 69 | 74 79 2f 33 64 2f 0a 20 |al-reali|ty/3d/. |
|00000e60| 20 20 20 61 6c 74 2e 33 | 64 2e 5a 20 20 20 20 20 | alt.3|d.Z |
|00000e70| 20 20 20 4f 6c 64 65 72 | 20 61 72 63 68 69 76 65 | Older| archive|
|00000e80| 20 6f 66 20 74 68 65 20 | 61 6c 74 2e 33 64 20 6e | of the |alt.3d n|
|00000e90| 65 77 67 72 6f 75 70 73 | 20 20 0a 20 20 20 20 72 |ewgroups| . r|
|00000ea0| 61 6e 64 6f 74 20 20 20 | 20 20 20 20 20 20 20 56 |andot | V|
|00000eb0| 61 72 69 6f 75 73 20 70 | 72 6f 67 72 61 6d 73 20 |arious p|rograms |
|00000ec0| 74 6f 20 6d 61 6b 65 20 | 72 61 6e 64 6f 6d 20 64 |to make |random d|
|00000ed0| 6f 74 20 73 74 65 72 65 | 6f 67 72 61 6d 73 20 0a |ot stere|ograms .|
|00000ee0| 20 20 20 20 72 65 64 5f | 62 6c 75 65 20 20 20 20 | red_|blue |
|00000ef0| 20 20 20 20 47 72 61 70 | 68 69 63 20 66 69 6c 65 | Grap|hic file|
|00000f00| 73 20 66 6f 72 20 76 69 | 65 77 69 6e 67 20 77 69 |s for vi|ewing wi|
|00000f10| 74 68 20 52 65 64 2f 42 | 6c 75 65 20 67 6c 61 73 |th Red/B|lue glas|
|00000f20| 73 65 73 0a 20 20 20 20 | 73 74 65 72 65 6f 67 72 |ses. |stereogr|
|00000f30| 61 6d 73 20 20 20 20 20 | 47 72 61 70 68 69 63 20 |ams |Graphic |
|00000f40| 61 6e 64 20 54 65 78 74 | 20 66 69 6c 65 73 20 6f |and Text| files o|
|00000f50| 66 20 73 74 65 72 6f 65 | 67 72 61 6d 73 20 0a 66 |f steroe|grams .f|
|00000f60| 74 70 2e 63 73 2e 77 61 | 69 6b 61 74 6f 2e 61 63 |tp.cs.wa|ikato.ac|
|00000f70| 2e 6e 7a 0a 20 20 2f 70 | 75 62 2f 70 61 70 65 72 |.nz. /p|ub/paper|
|00000f80| 73 2f 3f 3f 3f 2e 74 61 | 72 2e 5a 0a 20 20 20 20 |s/???.ta|r.Z. |
|00000f90| 52 65 73 65 61 72 63 68 | 20 70 61 70 65 72 20 64 |Research| paper d|
|00000fa0| 65 73 63 72 69 62 69 6e | 67 20 73 69 72 64 73 2c |escribin|g sirds,|
|00000fb0| 20 77 69 74 68 20 73 65 | 76 65 72 61 6c 20 69 6d | with se|veral im|
|00000fc0| 70 72 6f 76 65 6d 65 6e | 74 73 0a 28 61 72 63 68 |provemen|ts.(arch|
|00000fd0| 69 76 65 3f 3f 29 0a 20 | 20 73 68 69 6d 6d 65 72 |ive??). | shimmer|
|00000fe0| 2e 65 78 65 0a 20 20 20 | 20 46 6c 69 70 73 20 74 |.exe. | Flips t|
|00000ff0| 68 72 6f 75 67 68 20 73 | 65 76 65 72 61 6c 20 53 |hrough s|everal S|
|00001000| 49 52 44 53 20 6f 66 20 | 74 68 65 20 73 61 6d 65 |IRDS of |the same|
|00001010| 20 69 6d 61 67 65 20 74 | 6f 20 63 72 65 61 74 65 | image t|o create|
|00001020| 20 61 20 73 68 69 6d 6d | 65 72 69 6e 67 20 65 66 | a shimm|ering ef|
|00001030| 66 65 63 74 0a 20 20 20 | 20 28 72 65 6c 61 74 65 |fect. | (relate|
|00001040| 64 20 74 6f 20 61 62 6f | 76 65 20 72 65 73 65 61 |d to abo|ve resea|
|00001050| 72 63 68 20 70 61 70 65 | 72 29 0a 67 77 61 69 68 |rch pape|r).gwaih|
|00001060| 69 72 2e 64 64 2e 63 68 | 61 6c 6d 65 72 73 2e 73 |ir.dd.ch|almers.s|
|00001070| 65 0a 20 20 70 75 62 2f | 65 65 6e 2f 53 49 53 2f |e. pub/|een/SIS/|
|00001080| 2a 2e 74 69 66 0a 20 20 | 20 20 53 68 61 72 70 20 |*.tif. | Sharp |
|00001090| 53 49 52 44 53 20 69 6e | 20 54 49 46 46 20 67 72 |SIRDS in| TIFF gr|
|000010a0| 61 70 68 69 63 20 66 6f | 72 6d 61 74 2e 0a 0a 0a |aphic fo|rmat....|
|000010b0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|000010c0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|000010d0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|000010e0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|000010f0| 2d 2d 2d 2d 2d 2d 2d 0a | 2d 2d 2d 2d 2d 20 53 41 |-------.|----- SA|
|00001100| 4d 50 4c 45 20 54 45 58 | 54 20 53 74 65 72 65 6f |MPLE TEX|T Stereo|
|00001110| 67 72 61 6d 73 20 28 4e | 6f 74 20 72 61 6e 64 6f |grams (N|ot rando|
|00001120| 6d 29 20 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |m) -----|--------|
|00001130| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 0a |--------|-------.|
|00001140| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001150| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001160| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001170| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001180| 2d 2d 2d 2d 2d 2d 2d 0a | 0a 46 72 6f 6d 3a 20 64 |-------.|.From: d|
|00001190| 74 68 6f 6d 61 73 40 62 | 62 78 2e 62 61 73 69 73 |thomas@b|bx.basis|
|000011a0| 2e 63 6f 6d 20 28 44 61 | 76 65 20 54 68 6f 6d 61 |.com (Da|ve Thoma|
|000011b0| 73 29 0a 20 20 20 20 20 | 20 20 20 20 20 20 20 20 |s). | |
|000011c0| 20 20 20 20 20 20 20 20 | 20 20 20 20 20 20 20 20 | | |
|000011d0| 20 20 20 20 20 20 20 20 | 20 20 20 20 20 20 20 20 | | |
|000011e0| 20 20 20 20 20 20 20 20 | 20 20 20 20 20 20 20 20 | | |
|000011f0| 20 20 20 20 20 20 20 20 | 20 20 20 0a 20 20 20 20 | | . |
|00001200| 20 20 20 20 20 20 20 20 | 20 20 20 20 20 20 20 20 | | |
|00001210| 20 20 20 20 20 20 20 20 | 4f 20 20 20 4f 0a 6e 20 | |O O.n |
|00001220| 20 20 6e 20 20 20 6e 20 | 20 20 6e 20 20 20 6e 20 | n n | n n |
|00001230| 20 20 6e 20 20 20 6e 20 | 20 20 6e 20 20 20 6e 20 | n n | n n |
|00001240| 20 20 6e 20 20 20 6e 20 | 20 20 6e 20 20 20 6e 20 | n n | n n |
|00001250| 20 20 6e 20 20 20 6e 20 | 20 6e 0a 66 20 20 20 20 | n n | n.f |
|00001260| 66 20 20 20 20 66 20 20 | 20 20 66 20 20 20 20 66 |f f | f f|
|00001270| 20 20 20 20 66 20 20 20 | 20 66 20 20 20 20 66 20 | f | f f |
|00001280| 20 20 20 66 20 20 20 20 | 66 20 20 20 20 66 20 20 | f |f f |
|00001290| 20 20 66 20 20 20 66 0a | 65 20 20 20 65 20 20 20 | f f.|e e |
|000012a0| 65 20 20 20 65 20 20 20 | 65 20 20 20 65 20 20 20 |e e |e e |
|000012b0| 65 20 20 20 65 20 20 20 | 65 20 20 20 65 20 20 20 |e e |e e |
|000012c0| 65 20 20 20 65 20 20 20 | 65 20 20 20 65 20 20 20 |e e |e e |
|000012d0| 65 20 20 65 0a 61 20 20 | 20 20 61 20 20 20 20 61 |e e.a | a a|
|000012e0| 20 20 20 20 61 20 20 20 | 20 61 20 20 20 20 61 20 | a | a a |
|000012f0| 20 20 20 61 20 20 20 20 | 61 20 20 20 20 61 20 20 | a |a a |
|00001300| 20 20 61 20 20 20 20 61 | 20 20 20 20 61 20 20 20 | a a| a |
|00001310| 61 0a 61 20 20 20 61 20 | 20 20 61 20 20 20 61 20 |a.a a | a a |
|00001320| 20 20 61 20 20 20 61 20 | 20 20 61 20 20 20 61 20 | a a | a a |
|00001330| 20 20 61 20 20 20 61 20 | 20 20 61 20 20 20 61 20 | a a | a a |
|00001340| 20 20 61 20 20 20 61 20 | 20 20 61 20 20 61 0a 72 | a a | a a.r|
|00001350| 20 20 20 20 72 20 20 20 | 20 72 20 20 20 20 72 20 | r | r r |
|00001360| 20 20 20 72 20 20 20 20 | 72 20 20 20 20 72 20 20 | r |r r |
|00001370| 20 20 72 20 20 20 20 72 | 20 20 20 20 72 20 20 20 | r r| r |
|00001380| 20 72 20 20 20 20 72 20 | 20 20 72 0a 72 20 20 20 | r r | r.r |
|00001390| 72 20 20 20 72 20 20 20 | 72 20 20 20 72 20 20 20 |r r |r r |
|000013a0| 72 20 20 20 72 20 20 20 | 72 20 20 20 72 20 20 20 |r r |r r |
|000013b0| 72 20 20 20 72 20 20 20 | 72 20 20 20 72 20 20 20 |r r |r r |
|000013c0| 72 20 20 20 72 20 20 72 | 0a 20 20 20 20 20 20 20 |r r r|. |
|000013d0| 20 0a 0a 0a 67 20 20 67 | 20 20 67 20 20 67 20 20 | ...g g| g g |
|000013e0| 67 20 20 67 20 20 67 20 | 20 67 20 20 67 20 20 67 |g g g | g g g|
|000013f0| 20 20 67 20 20 67 20 20 | 67 20 20 67 20 20 67 20 | g g |g g g |
|00001400| 20 67 20 20 67 20 20 67 | 20 20 67 20 20 67 20 20 | g g g| g g |
|00001410| 67 20 20 67 20 20 67 20 | 20 67 20 20 67 0a 72 20 |g g g | g g.r |
|00001420| 20 20 72 20 20 20 72 20 | 20 20 72 20 20 20 72 20 | r r | r r |
|00001430| 20 20 72 20 20 20 72 20 | 20 20 72 20 20 20 72 20 | r r | r r |
|00001440| 20 20 72 20 20 20 72 20 | 20 20 72 20 20 20 72 20 | r r | r r |
|00001450| 20 20 72 20 20 20 72 20 | 20 20 72 20 20 20 72 20 | r r | r r |
|00001460| 20 20 72 20 20 20 72 0a | 20 65 20 20 20 20 65 20 | r r.| e e |
|00001470| 20 20 20 65 20 20 20 20 | 65 20 20 20 20 65 20 20 | e |e e |
|00001480| 20 20 65 20 20 20 20 65 | 20 20 20 20 65 20 20 20 | e e| e |
|00001490| 20 65 20 20 20 20 65 20 | 20 20 20 65 20 20 20 20 | e e | e |
|000014a0| 65 20 20 20 20 65 20 20 | 20 20 65 20 20 20 20 65 |e e | e e|
|000014b0| 0a 61 20 20 20 20 20 61 | 20 20 20 20 20 61 20 20 |.a a| a |
|000014c0| 20 20 20 61 20 20 20 20 | 20 61 20 20 20 20 20 61 | a | a a|
|000014d0| 20 20 20 20 20 61 20 20 | 20 20 20 61 20 20 20 20 | a | a |
|000014e0| 20 61 20 20 20 20 20 61 | 20 20 20 20 20 61 20 20 | a a| a |
|000014f0| 20 20 20 61 20 20 20 20 | 20 61 0a 20 74 20 20 20 | a | a. t |
|00001500| 20 20 20 74 20 20 20 20 | 20 20 74 20 20 20 20 20 | t | t |
|00001510| 20 74 20 20 20 20 20 20 | 74 20 20 20 20 20 20 74 | t |t t|
|00001520| 20 20 20 20 20 20 74 20 | 20 20 20 20 20 74 20 20 | t | t |
|00001530| 20 20 20 20 74 20 20 20 | 20 20 20 74 20 20 20 20 | t | t |
|00001540| 20 20 74 0a 3c 3c 3c 3c | 3e 3e 3e 3e 3c 3c 3c 3c | t.<<<<|>>>><<<<|
|00001550| 3e 3e 3e 3e 3c 3c 3c 3c | 3e 3e 3e 3e 3c 3c 3c 3c |>>>><<<<|>>>><<<<|
|00001560| 3e 3e 3e 3e 3c 3c 3c 3c | 3e 3e 3e 3e 3c 3c 3c 3c |>>>><<<<|>>>><<<<|
|00001570| 3e 3e 3e 3e 3c 3c 3c 3c | 3e 3e 3e 3e 3c 3c 3c 3c |>>>><<<<|>>>><<<<|
|00001580| 3e 3e 3e 3e 3c 3c 3c 3c | 3e 3e 3e 3e 0a 20 64 20 |>>>><<<<|>>>>. d |
|00001590| 20 20 20 20 20 64 20 20 | 20 20 20 20 64 20 20 20 | d | d |
|000015a0| 20 20 20 64 20 20 20 20 | 20 20 64 20 20 20 20 20 | d | d |
|000015b0| 20 64 20 20 20 20 20 20 | 64 20 20 20 20 20 20 64 | d |d d|
|000015c0| 20 20 20 20 20 20 64 20 | 20 20 20 20 20 64 20 20 | d | d |
|000015d0| 20 20 20 20 64 0a 65 20 | 20 20 20 20 65 20 20 20 | d.e | e |
|000015e0| 20 20 65 20 20 20 20 20 | 65 20 20 20 20 20 65 20 | e |e e |
|000015f0| 20 20 20 20 65 20 20 20 | 20 20 65 20 20 20 20 20 | e | e |
|00001600| 65 20 20 20 20 20 65 20 | 20 20 20 20 65 20 20 20 |e e | e |
|00001610| 20 20 65 20 20 20 20 20 | 65 20 20 20 20 20 65 0a | e |e e.|
|00001620| 20 70 20 20 20 20 70 20 | 20 20 20 70 20 20 20 20 | p p | p |
|00001630| 70 20 20 20 20 70 20 20 | 20 20 70 20 20 20 20 70 |p p | p p|
|00001640| 20 20 20 20 70 20 20 20 | 20 70 20 20 20 20 70 20 | p | p p |
|00001650| 20 20 20 70 20 20 20 20 | 70 20 20 20 20 70 20 20 | p |p p |
|00001660| 20 20 70 20 20 20 20 70 | 0a 74 20 20 20 74 20 20 | p p|.t t |
|00001670| 20 74 20 20 20 74 20 20 | 20 74 20 20 20 74 20 20 | t t | t t |
|00001680| 20 74 20 20 20 74 20 20 | 20 74 20 20 20 74 20 20 | t t | t t |
|00001690| 20 74 20 20 20 74 20 20 | 20 74 20 20 20 74 20 20 | t t | t t |
|000016a0| 20 74 20 20 20 74 20 20 | 20 74 20 20 20 74 20 20 | t t | t t |
|000016b0| 20 74 0a 68 20 20 68 20 | 20 68 20 20 68 20 20 68 | t.h h | h h h|
|000016c0| 20 20 68 20 20 68 20 20 | 68 20 20 68 20 20 68 20 | h h |h h h |
|000016d0| 20 68 20 20 68 20 20 68 | 20 20 68 20 20 68 20 20 | h h h| h h |
|000016e0| 68 20 20 68 20 20 68 20 | 20 68 20 20 68 20 20 68 |h h h | h h h|
|000016f0| 20 20 68 20 20 68 20 20 | 68 20 20 68 0a 0a 0a 4f | h h |h h...O|
|00001700| 6e 65 20 6d 6f 72 65 20 | 66 72 6f 6d 20 2e 2e 2e |ne more |from ...|
|00001710| 20 77 65 6c 6c 20 2e 2e | 2e 20 59 4f 55 20 66 69 | well ..|. YOU fi|
|00001720| 67 75 72 65 20 69 74 20 | 6f 75 74 21 0a 0a 5f 2d |gure it |out!.._-|
|00001730| 7e 2d 5f 2d 7e 2d 5f 2d | 7e 2d 5f 2d 7e 2d 5f 2d |~-_-~-_-|~-_-~-_-|
|00001740| 7e 2d 5f 2d 7e 2d 5f 2d | 7e 2d 5f 2d 7e 2d 5f 2d |~-_-~-_-|~-_-~-_-|
|00001750| 7e 2d 5f 2d 7e 2d 5f 2d | 7e 2d 5f 2d 7e 2d 5f 2d |~-_-~-_-|~-_-~-_-|
|00001760| 7e 2d 5f 2d 7e 2d 5f 2d | 7e 2d 5f 2d 7e 2d 5f 2d |~-_-~-_-|~-_-~-_-|
|00001770| 7e 2d 5f 2d 7e 2d 5f 2d | 7e 0a 21 20 20 20 41 64 |~-_-~-_-|~.! Ad|
|00001780| 61 6d 20 20 20 20 20 20 | 41 64 61 6d 20 20 20 20 |am |Adam |
|00001790| 20 20 41 64 61 6d 20 20 | 20 20 20 20 41 64 61 6d | Adam | Adam|
|000017a0| 20 20 20 20 20 20 41 64 | 61 6d 20 20 20 20 20 20 | Ad|am |
|000017b0| 41 64 61 6d 20 20 20 21 | 20 22 4c 61 77 6e 20 20 |Adam !| "Lawn |
|000017c0| 20 20 20 20 20 21 0a 21 | 53 70 72 61 67 67 20 20 | !.!|Spragg |
|000017d0| 20 53 70 72 61 67 67 20 | 20 20 53 70 72 61 67 67 | Spragg | Spragg|
|000017e0| 20 20 20 53 70 72 61 67 | 67 20 20 20 53 70 72 61 | Sprag|g Spra|
|000017f0| 67 67 20 20 20 53 70 72 | 61 67 67 20 20 20 53 70 |gg Spr|agg Sp|
|00001800| 72 61 67 67 21 20 20 20 | 73 65 72 76 69 63 65 21 |ragg! |service!|
|00001810| 22 20 21 0a 21 20 20 20 | 41 64 61 6d 20 20 20 20 |" !.! |Adam |
|00001820| 20 20 41 64 61 6d 20 20 | 20 20 20 20 41 64 61 6d | Adam | Adam|
|00001830| 20 20 20 20 20 20 41 64 | 61 6d 20 20 20 20 20 20 | Ad|am |
|00001840| 41 64 61 6d 20 20 20 20 | 20 20 41 64 61 6d 20 20 |Adam | Adam |
|00001850| 20 21 20 20 20 20 20 20 | 20 2d 53 74 75 70 20 21 | ! | -Stup !|
|00001860| 0a 21 53 70 72 61 67 67 | 20 20 20 53 70 72 61 67 |.!Spragg| Sprag|
|00001870| 67 20 20 20 53 70 72 61 | 67 67 20 20 20 53 70 72 |g Spra|gg Spr|
|00001880| 61 67 67 20 20 20 53 70 | 72 61 67 67 20 20 20 53 |agg Sp|ragg S|
|00001890| 70 72 61 67 67 20 20 20 | 53 70 72 61 67 67 21 20 |pragg |Spragg! |
|000018a0| 20 20 20 20 20 20 20 20 | 20 20 20 20 21 0a 21 20 | | !.! |
|000018b0| 20 20 41 64 61 6d 20 20 | 20 20 20 20 41 64 61 6d | Adam | Adam|
|000018c0| 20 20 20 20 20 20 41 64 | 61 6d 20 20 20 20 20 20 | Ad|am |
|000018d0| 41 64 61 6d 20 20 20 20 | 20 20 41 64 61 6d 20 20 |Adam | Adam |
|000018e0| 20 20 20 20 41 64 61 6d | 20 20 20 21 20 20 61 74 | Adam| ! at|
|000018f0| 73 70 72 61 67 67 40 20 | 20 21 0a 21 53 70 72 61 |spragg@ | !.!Spra|
|00001900| 67 67 20 20 20 53 70 72 | 61 67 67 20 20 20 53 70 |gg Spr|agg Sp|
|00001910| 72 61 67 67 20 20 20 53 | 70 72 61 67 67 20 20 20 |ragg S|pragg |
|00001920| 53 70 72 61 67 67 20 20 | 20 53 70 72 61 67 67 20 |Spragg | Spragg |
|00001930| 20 20 53 70 72 61 67 67 | 21 20 75 63 64 61 76 69 | Spragg|! ucdavi|
|00001940| 73 2e 65 64 75 20 21 0a | 21 20 20 20 41 64 61 6d |s.edu !.|! Adam|
|00001950| 20 20 20 20 20 20 41 64 | 61 6d 20 20 20 20 20 20 | Ad|am |
|00001960| 41 64 61 6d 20 20 20 20 | 20 20 41 64 61 6d 20 20 |Adam | Adam |
|00001970| 20 20 20 20 41 64 61 6d | 20 20 20 20 20 20 41 64 | Adam| Ad|
|00001980| 61 6d 20 20 20 21 20 20 | 20 47 4f 20 41 47 53 21 |am ! | GO AGS!|
|00001990| 20 20 20 21 0a 5f 2d 7e | 2d 5f 2d 7e 2d 5f 2d 7e | !._-~|-_-~-_-~|
|000019a0| 2d 5f 2d 7e 2d 5f 2d 7e | 2d 5f 2d 7e 2d 5f 2d 7e |-_-~-_-~|-_-~-_-~|
|000019b0| 2d 5f 2d 7e 2d 5f 2d 7e | 2d 5f 2d 7e 2d 5f 2d 7e |-_-~-_-~|-_-~-_-~|
|000019c0| 2d 5f 2d 7e 2d 5f 2d 7e | 2d 5f 2d 7e 2d 5f 2d 7e |-_-~-_-~|-_-~-_-~|
|000019d0| 2d 5f 2d 7e 2d 5f 2d 7e | 2d 5f 2d 7e 2d 5f 2d 7e |-_-~-_-~|-_-~-_-~|
|000019e0| 0a 0a 0a 0a 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |....----|--------|
|000019f0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001a00| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001a10| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001a20| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 0a 2d 2d 2d 2d |--------|---.----|
|00001a30| 2d 20 43 4f 4d 4d 45 52 | 43 49 41 4c 20 53 49 52 |- COMMER|CIAL SIR|
|00001a40| 44 53 20 53 4f 46 54 57 | 41 52 45 20 2d 2d 2d 2d |DS SOFTW|ARE ----|
|00001a50| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001a60| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001a70| 2d 2d 2d 0a 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |---.----|--------|
|00001a80| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001a90| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001aa0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001ab0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 0a 0a 53 54 57 |--------|---..STW|
|00001ac0| 5f 44 45 4d 4f 2e 45 58 | 45 3a 20 74 68 65 20 66 |_DEMO.EX|E: the f|
|00001ad0| 75 6c 6c 20 70 61 63 6b | 61 67 65 20 77 69 6c 6c |ull pack|age will|
|00001ae0| 20 61 6c 6c 6f 77 20 52 | 44 53 20 63 72 65 61 74 | allow R|DS creat|
|00001af0| 69 6f 6e 0a 20 20 20 41 | 70 70 72 6f 78 20 34 30 |ion. A|pprox 40|
|00001b00| 24 0a 20 20 20 4e 2e 45 | 2e 54 68 69 6e 67 20 45 |$. N.E|.Thing E|
|00001b10| 6e 74 65 72 70 72 69 73 | 65 73 0a 20 20 20 50 2e |nterpris|es. P.|
|00001b20| 4f 2e 20 42 6f 78 20 31 | 38 32 37 0a 20 20 20 43 |O. Box 1|827. C|
|00001b30| 61 6d 62 72 69 64 67 65 | 2c 20 4d 41 20 30 32 31 |ambridge|, MA 021|
|00001b40| 33 39 0a 0a 53 74 61 72 | 65 6f 2d 33 44 20 3f 3f |39..Star|eo-3D ??|
|00001b50| 0a 0a 49 20 6b 6e 6f 77 | 20 74 68 65 72 65 20 61 |..I know| there a|
|00001b60| 72 65 20 6d 6f 72 65 21 | 20 20 53 45 4e 44 20 4d |re more!| SEND M|
|00001b70| 4f 52 45 20 49 4e 46 4f | 21 0a 0a 0a 2d 2d 2d 2d |ORE INFO|!...----|
|00001b80| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001b90| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001ba0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001bb0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001bc0| 2d 2d 2d 0a 2d 2d 2d 2d | 2d 20 48 6f 77 20 53 74 |---.----|- How St|
|00001bd0| 65 72 65 6f 67 72 61 6d | 73 20 57 6f 72 6b 20 2d |ereogram|s Work -|
|00001be0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001bf0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001c00| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 0a 2d 2d 2d 2d |--------|---.----|
|00001c10| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001c20| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001c30| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001c40| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001c50| 2d 2d 2d 0a 0a 4c 65 74 | 27 73 20 73 74 61 72 74 |---..Let|'s start|
|00001c60| 20 77 69 74 68 20 61 20 | 73 69 6d 70 6c 65 20 72 | with a |simple r|
|00001c70| 65 70 65 61 74 69 6e 67 | 20 70 61 74 74 65 72 6e |epeating| pattern|
|00001c80| 2e 20 20 46 69 72 73 74 | 20 77 65 27 6c 6c 20 65 |. First| we'll e|
|00001c90| 78 61 6d 69 6e 65 20 76 | 69 65 77 69 6e 67 0a 73 |xamine v|iewing.s|
|00001ca0| 74 65 72 65 6f 67 72 61 | 6d 73 20 77 61 6c 6c 2d |tereogra|ms wall-|
|00001cb0| 65 79 65 64 20 28 66 6f | 63 75 73 69 6e 67 20 62 |eyed (fo|cusing b|
|00001cc0| 65 79 6f 6e 64 20 74 68 | 65 20 70 69 63 74 75 72 |eyond th|e pictur|
|00001cd0| 65 29 2e 0a 0a 20 20 20 | 20 20 20 20 20 20 20 20 |e)... | |
|00001ce0| 20 20 20 41 64 61 6d 0a | 41 64 61 6d 20 20 20 20 | Adam.|Adam |
|00001cf0| 20 20 20 20 20 20 20 20 | 20 20 20 20 20 20 20 20 | | |
|00001d00| 20 20 20 41 64 61 6d 20 | 20 20 20 20 20 20 20 20 | Adam | |
|00001d10| 20 3c 2d 2d 20 50 45 52 | 43 45 49 56 45 44 20 49 | <-- PER|CEIVED I|
|00001d20| 4d 41 47 45 20 28 33 44 | 29 0a 20 20 5c 20 0a 20 |MAGE (3D|). \ . |
|00001d30| 20 20 5c 20 5c 0a 20 20 | 20 20 5c 20 20 20 5c 0a | \ \. | \ \.|
|00001d40| 20 20 20 20 41 64 61 6d | 20 20 41 64 61 6d 20 20 | Adam| Adam |
|00001d50| 20 41 64 61 6d 20 20 41 | 64 61 6d 20 20 20 20 20 | Adam A|dam |
|00001d60| 20 20 20 20 20 20 20 20 | 20 3c 2d 2d 20 41 43 54 | | <-- ACT|
|00001d70| 55 41 4c 20 50 49 43 54 | 55 52 45 20 28 46 6c 61 |UAL PICT|URE (Fla|
|00001d80| 74 2c 20 32 44 29 0a 20 | 20 20 20 20 5c 20 20 20 |t, 2D). | \ |
|00001d90| 20 20 20 20 5c 0a 20 20 | 20 20 20 20 5c 20 20 20 | \. | \ |
|00001da0| 20 20 20 20 20 20 5c 20 | 20 20 20 20 20 20 20 20 | \ | |
|00001db0| 20 20 20 20 20 20 20 20 | 20 20 20 20 20 20 20 3c | | <|
|00001dc0| 2d 2d 20 4c 49 4e 45 53 | 20 4f 46 20 53 49 47 48 |-- LINES| OF SIGH|
|00001dd0| 54 20 46 52 4f 4d 20 45 | 41 43 48 20 45 59 45 0a |T FROM E|ACH EYE.|
|00001de0| 20 20 20 20 20 20 20 5c | 20 20 20 20 20 20 20 20 | \| |
|00001df0| 20 20 20 5c 0a 20 20 20 | 20 20 20 20 28 2a 29 20 | \. | (*) |
|00001e00| 20 20 20 20 20 20 20 20 | 20 20 28 2a 29 20 20 20 | | (*) |
|00001e10| 20 20 20 20 20 20 20 20 | 20 20 20 20 20 20 3c 2d | | <-|
|00001e20| 2d 20 45 59 45 53 0a 0a | 41 73 20 73 68 6f 77 6e |- EYES..|As shown|
|00001e30| 20 69 6e 20 74 68 65 20 | 61 62 6f 76 65 20 67 72 | in the |above gr|
|00001e40| 61 70 68 69 63 2c 20 74 | 68 65 20 6c 69 6e 65 73 |aphic, t|he lines|
|00001e50| 20 6f 66 20 73 69 67 68 | 74 20 67 6f 20 74 68 72 | of sigh|t go thr|
|00001e60| 6f 75 67 68 20 64 69 66 | 66 65 72 65 6e 74 0a 28 |ough dif|ferent.(|
|00001e70| 62 75 74 20 69 64 65 6e | 74 69 63 61 6c 29 20 77 |but iden|tical) w|
|00001e80| 6f 72 64 73 2e 20 20 54 | 68 65 20 65 79 65 73 20 |ords. T|he eyes |
|00001e90| 6d 75 73 74 20 62 65 20 | 64 69 72 65 63 74 65 64 |must be |directed|
|00001ea0| 20 74 6f 20 6a 75 73 74 | 20 74 68 65 20 72 69 67 | to just| the rig|
|00001eb0| 68 74 20 6c 65 76 65 6c | 0a 62 65 68 69 6e 64 20 |ht level|.behind |
|00001ec0| 74 68 65 20 70 69 63 74 | 75 72 65 20 74 6f 20 67 |the pict|ure to g|
|00001ed0| 65 74 20 74 68 65 20 74 | 77 6f 20 22 41 64 61 6d |et the t|wo "Adam|
|00001ee0| 73 22 20 74 6f 20 6c 69 | 6e 65 20 75 70 2e 20 20 |s" to li|ne up. |
|00001ef0| 57 68 65 6e 20 74 68 65 | 79 20 64 6f 20 6c 69 6e |When the|y do lin|
|00001f00| 65 20 0a 75 70 2c 20 61 | 20 73 69 6e 67 6c 65 20 |e .up, a| single |
|00001f10| 22 41 64 61 6d 22 20 61 | 70 70 65 61 72 73 20 61 |"Adam" a|ppears a|
|00001f20| 74 20 74 68 65 20 6c 65 | 76 65 6c 20 73 68 6f 77 |t the le|vel show|
|00001f30| 6e 20 62 65 68 69 6e 64 | 20 74 68 65 20 70 69 63 |n behind| the pic|
|00001f40| 74 75 72 65 2e 20 20 0a | 0a 54 68 69 73 20 69 73 |ture. .|.This is|
|00001f50| 20 77 68 79 20 69 74 20 | 69 73 20 65 61 73 69 65 | why it |is easie|
|00001f60| 73 74 20 66 6f 72 20 73 | 6f 6d 65 20 70 65 6f 70 |st for s|ome peop|
|00001f70| 6c 65 20 74 6f 20 6c 6f | 6f 6b 20 61 74 20 73 74 |le to lo|ok at st|
|00001f80| 65 72 65 6f 67 72 61 6d | 73 20 62 65 68 69 6e 64 |ereogram|s behind|
|00001f90| 0a 67 6c 61 73 73 2e 20 | 20 59 6f 75 20 73 69 6d |.glass. | You sim|
|00001fa0| 70 6c 79 20 6c 6f 6f 6b | 20 61 74 20 79 6f 75 72 |ply look| at your|
|00001fb0| 20 72 65 66 6c 65 63 74 | 69 6f 6e 2c 20 77 68 69 | reflect|ion, whi|
|00001fc0| 63 68 20 61 70 70 65 61 | 72 73 20 74 6f 20 62 65 |ch appea|rs to be|
|00001fd0| 20 62 65 68 69 6e 64 0a | 74 68 65 20 67 6c 61 73 | behind.|the glas|
|00001fe0| 73 20 61 74 20 61 62 6f | 75 74 20 74 68 65 20 73 |s at abo|ut the s|
|00001ff0| 61 6d 65 20 6c 65 76 65 | 6c 20 61 73 20 74 68 65 |ame leve|l as the|
|00002000| 20 33 64 20 73 74 65 72 | 65 6f 67 72 61 6d 20 69 | 3d ster|eogram i|
|00002010| 6d 61 67 65 2e 20 20 4d | 6f 72 65 20 6f 6e 0a 74 |mage. M|ore on.t|
|00002020| 68 69 73 20 6c 61 74 65 | 72 2e 0a 0a 53 6f 2c 20 |his late|r...So, |
|00002030| 77 68 79 20 69 73 20 74 | 68 65 20 73 65 63 6f 6e |why is t|he secon|
|00002040| 64 20 22 41 64 61 6d 22 | 20 69 6e 20 74 68 65 20 |d "Adam"| in the |
|00002050| 61 62 6f 76 65 20 69 6d | 61 67 65 20 22 64 65 65 |above im|age "dee|
|00002060| 70 65 72 22 20 74 68 61 | 6e 20 74 68 65 20 6f 74 |per" tha|n the ot|
|00002070| 68 65 72 0a 74 77 6f 3f | 20 20 53 69 6e 63 65 20 |her.two?| Since |
|00002080| 74 68 65 20 6e 65 78 74 | 20 74 77 6f 20 22 41 64 |the next| two "Ad|
|00002090| 61 6d 73 22 20 74 68 61 | 74 20 6c 69 6e 65 20 75 |ams" tha|t line u|
|000020a0| 70 20 61 72 65 20 46 41 | 52 54 48 45 52 20 61 70 |p are FA|RTHER ap|
|000020b0| 61 72 74 20 74 68 61 6e | 20 74 68 65 0a 66 69 72 |art than| the.fir|
|000020c0| 73 74 20 74 77 6f 2c 20 | 79 6f 75 72 20 65 79 65 |st two, |your eye|
|000020d0| 73 20 6d 75 73 74 20 64 | 69 76 65 72 67 65 20 61 |s must d|iverge a|
|000020e0| 20 6c 69 74 74 6c 65 20 | 6d 6f 72 65 20 74 6f 20 | little |more to |
|000020f0| 67 65 74 20 74 68 65 6d | 20 74 6f 20 6c 69 6e 65 |get them| to line|
|00002100| 20 75 70 2e 20 20 0a 61 | 77 61 79 2e 0a 54 68 69 | up. .a|way..Thi|
|00002110| 73 20 63 61 75 73 65 73 | 20 74 68 65 20 6e 65 78 |s causes| the nex|
|00002120| 74 20 22 41 64 61 6d 22 | 20 74 6f 20 61 70 70 65 |t "Adam"| to appe|
|00002130| 61 72 20 64 65 65 70 65 | 72 20 69 6e 20 74 68 65 |ar deepe|r in the|
|00002140| 20 69 6d 61 67 65 2e 0a | 0a 20 20 20 20 20 20 20 | image..|. |
|00002150| 20 20 20 20 20 20 20 41 | 64 61 6d 0a 41 64 61 6d | A|dam.Adam|
|00002160| 20 20 20 20 20 20 20 20 | 20 20 20 7c 20 20 20 20 | | | |
|00002170| 20 20 20 20 20 20 20 41 | 64 61 6d 20 20 20 20 20 | A|dam |
|00002180| 20 20 20 20 20 3c 2d 2d | 20 50 45 52 43 45 49 56 | <--| PERCEIV|
|00002190| 45 44 20 49 4d 41 47 45 | 20 28 33 44 29 0a 20 20 |ED IMAGE| (3D). |
|000021a0| 20 20 20 20 20 20 20 20 | 20 20 20 20 2f 20 5c 0a | | / \.|
|000021b0| 20 20 20 20 20 20 20 20 | 20 20 20 20 20 2f 20 20 | | / |
|000021c0| 20 5c 0a 20 20 20 20 20 | 20 20 20 20 20 20 20 2f | \. | /|
|000021d0| 20 20 20 20 20 5c 0a 20 | 20 20 20 41 64 61 6d 20 | \. | Adam |
|000021e0| 20 41 64 61 6d 20 20 20 | 41 64 61 6d 20 20 41 64 | Adam |Adam Ad|
|000021f0| 61 6d 20 20 20 20 20 20 | 20 20 20 20 20 20 20 20 |am | |
|00002200| 3c 2d 2d 20 41 43 54 55 | 41 4c 20 50 49 43 54 55 |<-- ACTU|AL PICTU|
|00002210| 52 45 20 28 46 6c 61 74 | 2c 20 32 44 29 0a 20 20 |RE (Flat|, 2D). |
|00002220| 20 20 20 20 20 20 20 20 | 20 2f 20 20 20 20 20 20 | | / |
|00002230| 20 5c 0a 20 20 20 20 20 | 20 20 20 20 20 2f 20 20 | \. | / |
|00002240| 20 20 20 20 20 20 20 5c | 20 20 20 20 20 20 20 20 | \| |
|00002250| 20 20 20 20 20 20 20 20 | 20 20 20 20 3c 2d 2d 20 | | <-- |
|00002260| 4c 49 4e 45 53 20 4f 46 | 20 53 49 47 48 54 20 46 |LINES OF| SIGHT F|
|00002270| 52 4f 4d 20 45 41 43 48 | 20 45 59 45 0a 20 20 20 |ROM EACH| EYE. |
|00002280| 20 20 20 20 20 20 2f 20 | 20 20 20 20 20 20 20 20 | / | |
|00002290| 20 20 5c 0a 20 20 20 20 | 20 20 20 28 2a 29 20 20 | \. | (*) |
|000022a0| 20 20 20 20 20 20 20 20 | 20 28 2a 29 20 20 20 20 | | (*) |
|000022b0| 20 20 20 20 20 20 20 20 | 20 20 20 20 20 3c 2d 2d | | <--|
|000022c0| 20 45 59 45 53 0a 0a 54 | 68 65 20 61 62 6f 76 65 | EYES..T|he above|
|000022d0| 20 67 72 61 70 68 69 63 | 20 77 61 73 20 63 72 61 | graphic| was cra|
|000022e0| 6d 6d 65 64 20 69 6e 74 | 6f 20 31 30 20 6c 69 6e |mmed int|o 10 lin|
|000022f0| 65 73 20 6f 66 20 74 65 | 78 74 2e 20 20 49 66 20 |es of te|xt. If |
|00002300| 77 65 20 6d 6f 76 65 64 | 20 74 68 65 20 0a 65 79 |we moved| the .ey|
|00002310| 65 73 20 62 61 63 6b 20 | 28 74 6f 20 61 20 6d 6f |es back |(to a mo|
|00002320| 72 65 20 72 65 61 6c 69 | 73 74 69 63 20 64 69 73 |re reali|stic dis|
|00002330| 74 61 6e 63 65 29 2c 20 | 74 68 65 20 77 68 6f 6c |tance), |the whol|
|00002340| 65 20 33 64 20 69 6d 61 | 67 65 20 77 6f 75 6c 64 |e 3d ima|ge would|
|00002350| 20 0a 61 70 70 65 61 72 | 20 64 65 65 70 65 72 2c | .appear| deeper,|
|00002360| 20 61 6e 64 20 6e 6f 74 | 20 73 6f 20 73 70 72 65 | and not| so spre|
|00002370| 61 64 20 6f 75 74 2e 0a | 0a 43 72 6f 73 73 2d 65 |ad out..|.Cross-e|
|00002380| 79 65 64 20 76 69 65 77 | 69 6e 67 20 66 6f 6c 6c |yed view|ing foll|
|00002390| 6f 77 73 20 74 68 65 20 | 73 61 6d 65 20 70 72 69 |ows the |same pri|
|000023a0| 6e 63 69 70 6c 65 73 2c | 20 62 75 74 20 62 72 69 |nciples,| but bri|
|000023b0| 6e 67 73 20 74 68 65 20 | 66 6f 63 61 6c 20 70 6f |ngs the |focal po|
|000023c0| 69 6e 74 0a 75 70 20 66 | 72 6f 6e 74 20 6f 66 20 |int.up f|ront of |
|000023d0| 74 68 65 20 70 69 63 74 | 75 72 65 20 61 6e 64 20 |the pict|ure and |
|000023e0| 69 6e 76 65 72 74 73 20 | 74 68 65 20 69 6d 61 67 |inverts |the imag|
|000023f0| 65 2e 20 20 49 27 6c 6c | 20 75 73 65 20 74 68 65 |e. I'll| use the|
|00002400| 20 73 61 6d 65 20 65 79 | 65 73 20 61 6e 64 0a 70 | same ey|es and.p|
|00002410| 69 63 74 75 72 65 2c 20 | 62 75 74 20 6d 6f 76 65 |icture, |but move|
|00002420| 20 74 68 65 20 65 79 65 | 73 20 62 61 63 6b 20 66 | the eye|s back f|
|00002430| 6f 72 20 72 6f 6f 6d 20 | 74 6f 20 69 6c 6c 75 73 |or room |to illus|
|00002440| 74 72 61 74 65 2e 0a 0a | 20 20 20 20 41 64 61 6d |trate...| Adam|
|00002450| 20 20 41 64 61 6d 20 20 | 20 41 64 61 6d 20 20 41 | Adam | Adam A|
|00002460| 64 61 6d 20 20 20 20 20 | 20 20 20 20 20 20 20 20 |dam | |
|00002470| 20 3c 2d 2d 20 41 43 54 | 55 41 4c 20 50 49 43 54 | <-- ACT|UAL PICT|
|00002480| 55 52 45 20 28 46 6c 61 | 74 2c 20 32 44 29 0a 20 |URE (Fla|t, 2D). |
|00002490| 20 20 20 20 20 20 5c 20 | 20 20 7c 0a 20 20 20 20 | \ | |. |
|000024a0| 20 20 20 20 20 5c 7c 0a | 20 20 20 20 20 20 20 20 | \|.| |
|000024b0| 20 41 64 61 6d 20 20 20 | 20 20 20 20 20 20 20 20 | Adam | |
|000024c0| 20 20 20 20 20 20 20 20 | 20 20 20 20 20 20 20 20 | | |
|000024d0| 20 3c 2d 2d 20 50 45 52 | 43 45 49 56 45 44 20 49 | <-- PER|CEIVED I|
|000024e0| 4d 41 47 45 20 28 33 44 | 29 0a 20 20 20 20 20 20 |MAGE (3D|). |
|000024f0| 20 20 20 7c 20 20 20 5c | 0a 20 20 20 20 20 20 20 | | \|. |
|00002500| 20 20 7c 20 20 20 20 20 | 5c 0a 20 20 20 20 20 20 | | |\. |
|00002510| 20 20 7c 20 20 20 20 20 | 20 20 20 20 5c 20 20 20 | | | \ |
|00002520| 20 20 20 20 20 20 20 20 | 20 20 20 20 20 20 20 20 | | |
|00002530| 20 20 20 3c 2d 2d 20 4c | 49 4e 45 53 20 4f 46 20 | <-- L|INES OF |
|00002540| 53 49 47 48 54 20 46 52 | 4f 4d 20 45 41 43 48 20 |SIGHT FR|OM EACH |
|00002550| 45 59 45 0a 20 20 20 20 | 20 20 20 20 7c 20 20 20 |EYE. | | |
|00002560| 20 20 20 20 20 20 20 20 | 5c 0a 20 20 20 20 20 20 | |\. |
|00002570| 20 28 2a 29 20 20 20 20 | 20 20 20 20 20 20 20 28 | (*) | (|
|00002580| 2a 29 20 20 20 20 20 20 | 20 20 20 20 20 20 20 20 |*) | |
|00002590| 20 20 20 3c 2d 2d 20 45 | 59 45 53 0a 0a 4e 6f 77 | <-- E|YES..Now|
|000025a0| 20 66 6f 72 20 74 68 65 | 20 69 6e 76 65 72 73 65 | for the| inverse|
|000025b0| 20 70 61 72 74 2e 20 20 | 53 69 6e 63 65 20 74 68 | part. |Since th|
|000025c0| 65 20 6e 65 78 74 20 74 | 77 6f 20 22 41 64 61 6d |e next t|wo "Adam|
|000025d0| 73 22 20 61 72 65 20 66 | 61 72 74 68 65 72 20 61 |s" are f|arther a|
|000025e0| 70 61 72 74 2c 0a 79 6f | 75 20 6d 75 73 74 20 63 |part,.yo|u must c|
|000025f0| 72 6f 73 73 20 79 6f 75 | 72 20 65 79 65 73 20 4d |ross you|r eyes M|
|00002600| 4f 52 45 20 28 63 6f 6e | 76 65 72 67 65 20 69 6e |ORE (con|verge in|
|00002610| 73 74 65 61 64 20 6f 66 | 20 64 69 76 65 72 67 65 |stead of| diverge|
|00002620| 20 79 6f 75 72 20 65 79 | 65 73 29 20 74 6f 0a 67 | your ey|es) to.g|
|00002630| 65 74 20 74 68 65 20 22 | 41 64 61 6d 73 22 20 74 |et the "|Adams" t|
|00002640| 6f 20 6f 76 65 72 6c 61 | 70 2e 20 20 54 68 69 73 |o overla|p. This|
|00002650| 20 63 61 75 73 65 73 20 | 74 68 65 20 6e 65 78 74 | causes |the next|
|00002660| 20 22 41 64 61 6d 22 20 | 69 6e 20 74 68 65 20 69 | "Adam" |in the i|
|00002670| 6d 61 67 65 20 74 6f 0a | 61 70 70 65 61 72 20 63 |mage to.|appear c|
|00002680| 6c 6f 73 65 72 20 74 68 | 61 6e 20 74 68 65 20 66 |loser th|an the f|
|00002690| 69 72 73 74 20 6f 6e 65 | 2e 0a 0a 20 20 20 20 41 |irst one|... A|
|000026a0| 64 61 6d 20 20 41 64 61 | 6d 20 20 20 20 41 64 61 |dam Ada|m Ada|
|000026b0| 6d 20 20 41 64 61 6d 20 | 20 20 20 20 20 20 20 20 |m Adam | |
|000026c0| 20 20 20 20 3c 2d 2d 20 | 41 43 54 55 41 4c 20 50 | <-- |ACTUAL P|
|000026d0| 49 43 54 55 52 45 20 28 | 46 6c 61 74 2c 20 32 44 |ICTURE (|Flat, 2D|
|000026e0| 29 0a 20 20 20 20 20 20 | 20 20 20 20 20 5c 20 20 |). | \ |
|000026f0| 20 20 20 20 2f 0a 20 20 | 20 20 20 20 20 20 20 20 | /. | |
|00002700| 20 20 5c 20 20 20 20 2f | 0a 20 20 20 20 20 20 20 | \ /|. |
|00002710| 20 20 41 64 61 6d 5c 20 | 2f 20 41 64 61 6d 20 20 | Adam\ |/ Adam |
|00002720| 20 20 20 20 20 20 20 20 | 20 20 20 20 20 20 20 20 | | |
|00002730| 20 20 3c 2d 2d 20 50 45 | 52 43 45 49 56 45 44 20 | <-- PE|RCEIVED |
|00002740| 49 4d 41 47 45 20 28 33 | 44 29 0a 20 20 20 20 20 |IMAGE (3|D). |
|00002750| 20 20 20 20 20 20 20 20 | 41 64 61 6d 0a 20 20 20 | |Adam. |
|00002760| 20 20 20 20 20 20 20 20 | 20 20 2f 20 20 5c 0a 20 | | / \. |
|00002770| 20 20 20 20 20 20 20 20 | 20 20 2f 20 20 20 20 20 | | / |
|00002780| 20 5c 20 20 20 20 20 20 | 20 20 20 20 20 20 20 20 | \ | |
|00002790| 20 20 20 20 20 20 20 20 | 3c 2d 2d 20 4c 49 4e 45 | |<-- LINE|
|000027a0| 53 20 4f 46 20 53 49 47 | 48 54 20 46 52 4f 4d 20 |S OF SIG|HT FROM |
|000027b0| 45 41 43 48 20 45 59 45 | 0a 20 20 20 20 20 20 20 |EACH EYE|. |
|000027c0| 20 20 2f 20 20 20 20 20 | 20 20 20 20 20 5c 0a 20 | / | \. |
|000027d0| 20 20 20 20 20 20 28 2a | 29 20 20 20 20 20 20 20 | (*|) |
|000027e0| 20 20 20 20 28 2a 29 20 | 20 20 20 20 20 20 20 20 | (*) | |
|000027f0| 20 20 20 20 20 20 20 20 | 3c 2d 2d 20 45 59 45 53 | |<-- EYES|
|00002800| 0a 0a 57 68 65 77 2e 20 | 20 41 73 63 69 69 20 67 |..Whew. | Ascii g|
|00002810| 72 61 70 68 69 63 73 20 | 61 72 65 20 61 20 62 69 |raphics |are a bi|
|00002820| 74 20 74 6f 6f 20 74 69 | 67 68 74 20 74 6f 20 62 |t too ti|ght to b|
|00002830| 65 20 76 65 72 79 20 74 | 65 63 68 6e 69 63 61 6c |e very t|echnical|
|00002840| 2e 20 20 42 79 20 74 68 | 65 0a 77 61 79 2c 20 65 |. By th|e.way, e|
|00002850| 61 63 68 20 6c 65 74 74 | 65 72 20 28 6f 72 20 70 |ach lett|er (or p|
|00002860| 69 78 65 6c 29 20 69 6e | 20 74 68 65 20 33 44 20 |ixel) in| the 3D |
|00002870| 69 6d 61 67 65 20 63 6f | 6d 65 73 20 66 72 6f 6d |image co|mes from|
|00002880| 20 74 77 6f 20 6c 65 74 | 74 65 72 73 20 69 6e 0a | two let|ters in.|
|00002890| 74 68 65 20 70 69 63 74 | 75 72 65 2e 20 20 53 74 |the pict|ure. St|
|000028a0| 65 72 65 6f 67 72 61 6d | 73 20 68 61 76 65 20 62 |ereogram|s have b|
|000028b0| 6c 75 72 72 79 20 65 64 | 67 65 73 20 28 72 69 67 |lurry ed|ges (rig|
|000028c0| 68 74 20 61 6e 64 20 6c | 65 66 74 20 65 64 67 65 |ht and l|eft edge|
|000028d0| 73 29 20 0a 62 65 63 61 | 75 73 65 20 74 68 65 20 |s) .beca|use the |
|000028e0| 6c 69 6e 65 20 6f 66 20 | 73 69 67 68 74 20 66 72 |line of |sight fr|
|000028f0| 6f 6d 20 74 68 65 20 6f | 6e 65 20 65 79 65 20 70 |om the o|ne eye p|
|00002900| 61 73 73 65 73 20 74 68 | 72 6f 75 67 68 20 74 68 |asses th|rough th|
|00002910| 65 20 70 69 63 74 75 72 | 65 2c 20 0a 62 75 74 20 |e pictur|e, .but |
|00002920| 74 68 65 20 6c 69 6e 65 | 20 6f 66 20 73 69 67 68 |the line| of sigh|
|00002930| 74 20 66 72 6f 6d 20 74 | 68 65 20 6f 74 68 65 72 |t from t|he other|
|00002940| 20 65 79 65 20 69 73 20 | 6f 66 66 20 74 68 65 20 | eye is |off the |
|00002950| 70 69 63 74 75 72 65 2e | 20 20 45 78 61 6d 69 6e |picture.| Examin|
|00002960| 65 0a 74 68 65 20 77 61 | 6c 6c 2d 65 79 65 64 20 |e.the wa|ll-eyed |
|00002970| 65 78 61 6d 70 6c 65 20 | 62 65 6c 6f 77 2e 0a 0a |example |below...|
|00002980| 20 20 20 20 20 20 20 20 | 20 20 20 20 20 20 20 20 | | |
|00002990| 20 20 20 20 20 41 64 61 | 6d 0a 20 20 20 20 20 20 | Ada|m. |
|000029a0| 20 41 64 61 6d 20 20 20 | 20 20 20 20 20 20 20 20 | Adam | |
|000029b0| 20 20 20 20 20 20 20 20 | 20 20 20 20 41 64 61 6d | | Adam|
|000029c0| 20 20 20 20 20 3c 2d 2d | 20 50 45 52 43 45 49 56 | <--| PERCEIV|
|000029d0| 45 44 20 49 4d 41 47 45 | 20 28 33 44 29 0a 5c 20 |ED IMAGE| (3D).\ |
|000029e0| 20 20 20 20 20 20 20 20 | 20 20 20 20 20 20 0a 20 | | . |
|000029f0| 20 5c 20 5c 0a 20 20 20 | 20 5c 20 20 20 5c 0a 20 | \ \. | \ \. |
|00002a00| 20 20 20 20 20 20 5c 20 | 20 20 41 64 61 6d 20 20 | \ | Adam |
|00002a10| 41 64 61 6d 20 20 20 41 | 64 61 6d 20 20 41 64 61 |Adam A|dam Ada|
|00002a20| 6d 20 20 20 20 20 20 20 | 20 20 3c 2d 2d 20 41 43 |m | <-- AC|
|00002a30| 54 55 41 4c 20 50 49 43 | 54 55 52 45 20 28 46 6c |TUAL PIC|TURE (Fl|
|00002a40| 61 74 2c 20 32 44 29 0a | 20 20 20 20 20 20 20 20 |at, 2D).| |
|00002a50| 20 5c 20 20 20 20 20 5c | 0a 20 20 20 20 20 20 20 | \ \|. |
|00002a60| 20 20 20 20 20 5c 20 20 | 20 20 20 20 20 5c 20 20 | \ | \ |
|00002a70| 20 20 20 20 20 20 20 20 | 20 20 20 20 20 20 20 20 | | |
|00002a80| 20 20 20 20 3c 2d 2d 20 | 4c 49 4e 45 53 20 4f 46 | <-- |LINES OF|
|00002a90| 20 53 49 47 48 54 0a 20 | 20 20 20 20 20 20 20 20 | SIGHT. | |
|00002aa0| 20 20 20 20 20 5c 20 20 | 20 20 20 20 20 20 20 20 | \ | |
|00002ab0| 20 5c 20 20 20 20 20 20 | 20 20 20 20 0a 20 20 20 | \ | . |
|00002ac0| 20 20 20 20 20 20 20 20 | 20 20 20 28 2a 29 20 20 | | (*) |
|00002ad0| 20 20 20 20 20 20 20 20 | 20 28 2a 29 20 20 20 20 | | (*) |
|00002ae0| 20 20 20 20 20 20 20 20 | 3c 2d 2d 20 45 59 45 53 | |<-- EYES|
|00002af0| 0a 0a 48 65 72 65 2c 20 | 74 68 65 20 6c 69 6e 65 |..Here, |the line|
|00002b00| 20 6f 66 20 73 69 67 68 | 74 20 66 6f 72 20 74 68 | of sigh|t for th|
|00002b10| 65 20 72 69 67 68 74 20 | 65 79 65 20 67 6f 65 73 |e right |eye goes|
|00002b20| 20 74 68 72 6f 75 67 68 | 20 66 69 72 73 74 20 22 | through| first "|
|00002b30| 41 64 61 6d 22 20 0a 69 | 6e 20 74 68 65 20 70 69 |Adam" .i|n the pi|
|00002b40| 63 74 75 72 65 2c 20 61 | 6e 64 20 74 68 65 20 6c |cture, a|nd the l|
|00002b50| 69 6e 65 20 6f 66 20 73 | 69 67 68 74 20 66 6f 72 |ine of s|ight for|
|00002b60| 20 74 68 65 20 6c 65 66 | 74 20 65 79 65 20 69 73 | the lef|t eye is|
|00002b70| 20 6f 66 66 20 74 68 65 | 0a 70 69 63 74 75 72 65 | off the|.picture|
|00002b80| 2e 20 20 28 45 76 65 72 | 79 74 68 69 6e 67 20 74 |. (Ever|ything t|
|00002b90| 6f 20 74 68 65 20 6c 65 | 66 74 20 6f 66 20 74 68 |o the le|ft of th|
|00002ba0| 65 20 66 69 72 73 74 20 | 22 41 64 61 6d 22 20 69 |e first |"Adam" i|
|00002bb0| 6e 20 74 68 65 20 49 4d | 41 47 45 20 0a 69 73 20 |n the IM|AGE .is |
|00002bc0| 62 6c 75 72 72 79 2e 29 | 0a 0a 0a 48 4f 57 20 54 |blurry.)|...HOW T|
|00002bd0| 4f 20 47 45 4e 45 52 41 | 54 45 20 53 54 45 52 45 |O GENERA|TE STERE|
|00002be0| 4f 47 52 41 4d 53 0a 0a | 52 61 6e 64 6f 6d 20 73 |OGRAMS..|Random s|
|00002bf0| 74 65 72 65 6f 67 72 61 | 6d 73 20 77 6f 72 6b 20 |tereogra|ms work |
|00002c00| 74 68 65 20 73 61 6d 65 | 20 77 61 79 3b 20 74 68 |the same| way; th|
|00002c10| 65 79 20 73 69 6d 70 6c | 65 20 72 65 70 65 61 74 |ey simpl|e repeat|
|00002c20| 20 72 61 6e 64 6f 6d 20 | 74 65 78 74 20 6f 72 0a | random |text or.|
|00002c30| 70 69 78 65 6c 73 2c 20 | 69 6e 73 74 65 61 64 20 |pixels, |instead |
|00002c40| 6f 66 20 77 6f 72 64 73 | 20 6c 69 6b 65 20 74 68 |of words| like th|
|00002c50| 65 20 22 41 64 61 6d 22 | 20 75 73 65 64 20 61 62 |e "Adam"| used ab|
|00002c60| 6f 76 65 2e 20 20 42 65 | 6c 6f 77 2c 20 74 68 65 |ove. Be|low, the|
|00002c70| 20 70 61 74 74 65 72 6e | 2c 20 0a 22 41 53 44 46 | pattern|, ."ASDF|
|00002c80| 47 48 4a 4b 22 2c 20 69 | 73 20 72 65 70 65 61 74 |GHJK", i|s repeat|
|00002c90| 65 64 20 66 6f 75 72 20 | 74 69 6d 65 73 20 69 6e |ed four |times in|
|00002ca0| 20 65 61 63 68 20 6c 69 | 6e 65 2e 20 20 28 49 20 | each li|ne. (I |
|00002cb0| 64 75 70 6c 69 63 61 74 | 65 64 20 69 74 20 66 6f |duplicat|ed it fo|
|00002cc0| 72 0a 65 61 73 69 65 72 | 20 76 69 65 77 69 6e 67 |r.easier| viewing|
|00002cd0| 2e 29 0a 0a 20 20 20 20 | 20 20 20 20 20 41 53 44 |.).. | ASD|
|00002ce0| 46 47 48 4a 4b 41 53 44 | 46 47 48 4a 4b 41 53 44 |FGHJKASD|FGHJKASD|
|00002cf0| 46 47 48 4a 4b 41 53 44 | 46 47 48 4a 4b 0a 20 20 |FGHJKASD|FGHJK. |
|00002d00| 20 20 20 20 20 20 20 41 | 53 44 46 47 48 4a 4b 41 | A|SDFGHJKA|
|00002d10| 53 44 46 47 48 4a 4b 41 | 53 44 46 47 48 4a 4b 41 |SDFGHJKA|SDFGHJKA|
|00002d20| 53 44 46 47 48 4a 4b 0a | 20 20 20 20 20 20 20 20 |SDFGHJK.| |
|00002d30| 20 41 53 44 46 47 48 4a | 4b 41 53 44 46 47 48 4a | ASDFGHJ|KASDFGHJ|
|00002d40| 4b 41 53 44 46 47 48 4a | 4b 41 53 44 46 47 48 4a |KASDFGHJ|KASDFGHJ|
|00002d50| 4b 0a 0a 41 73 20 79 6f | 75 20 6d 69 67 68 74 20 |K..As yo|u might |
|00002d60| 67 75 65 73 73 2c 20 74 | 68 65 20 69 6d 61 67 65 |guess, t|he image|
|00002d70| 20 63 6f 6e 73 69 73 74 | 73 20 6f 66 20 54 48 52 | consist|s of THR|
|00002d80| 45 45 20 72 65 70 65 74 | 69 74 69 6f 6e 73 20 6f |EE repet|itions o|
|00002d90| 66 20 74 68 65 20 0a 70 | 61 74 74 65 72 6e 2c 20 |f the .p|attern, |
|00002da0| 73 65 74 20 62 61 63 6b | 20 62 65 68 69 6e 64 20 |set back| behind |
|00002db0| 74 68 65 20 70 69 63 74 | 75 72 65 20 28 77 61 6c |the pict|ure (wal|
|00002dc0| 6c 2d 65 79 65 64 29 2e | 20 20 54 6f 20 61 64 64 |l-eyed).| To add|
|00002dd0| 20 73 6f 6d 65 20 76 61 | 72 79 69 6e 67 0a 64 65 | some va|rying.de|
|00002de0| 70 74 68 20 74 6f 20 74 | 68 65 20 69 6d 61 67 65 |pth to t|he image|
|00002df0| 2c 20 77 65 20 63 61 6e | 20 73 69 6d 70 6c 65 20 |, we can| simple |
|00002e00| 61 64 64 20 61 20 73 70 | 61 63 65 20 69 6e 20 74 |add a sp|ace in t|
|00002e10| 68 65 20 6d 69 64 64 6c | 65 3b 20 6f 72 20 62 65 |he middl|e; or be|
|00002e20| 74 74 65 72 2c 0a 77 65 | 27 6c 6c 20 61 64 64 20 |tter,.we|'ll add |
|00002e30| 61 20 64 69 66 66 65 72 | 65 6e 74 20 6c 65 74 74 |a differ|ent lett|
|00002e40| 65 72 2c 20 74 68 65 20 | 6c 65 74 74 65 72 20 51 |er, the |letter Q|
|00002e50| 2e 20 20 49 27 76 65 20 | 61 6c 73 6f 20 64 72 6f |. I've |also dro|
|00002e60| 70 70 65 64 20 74 68 65 | 20 4b 0a 6f 66 66 20 74 |pped the| K.off t|
|00002e70| 68 65 20 65 6e 64 20 74 | 6f 20 6b 65 65 70 20 69 |he end t|o keep i|
|00002e80| 74 20 73 75 69 74 61 62 | 6c 65 20 66 6f 72 20 66 |t suitab|le for f|
|00002e90| 72 61 6d 69 6e 67 2e 20 | 3a 2d 29 0a 0a 20 20 20 |raming. |:-).. |
|00002ea0| 20 20 20 20 20 20 41 53 | 44 46 47 48 4a 4b 41 53 | AS|DFGHJKAS|
|00002eb0| 44 46 47 48 4a 4b 41 53 | 44 46 47 48 4a 4b 41 53 |DFGHJKAS|DFGHJKAS|
|00002ec0| 44 46 47 48 4a 4b 0a 20 | 20 20 20 20 20 20 20 20 |DFGHJK. | |
|00002ed0| 41 53 44 46 47 48 4a 4b | 41 53 44 46 47 48 4a 4b |ASDFGHJK|ASDFGHJK|
|00002ee0| 41 53 51 44 46 47 48 4a | 4b 41 53 44 46 47 48 4a |ASQDFGHJ|KASDFGHJ|
|00002ef0| 0a 20 20 20 20 20 20 20 | 20 20 41 53 44 46 47 48 |. | ASDFGH|
|00002f00| 4a 4b 41 53 44 46 47 48 | 4a 4b 41 53 44 46 47 48 |JKASDFGH|JKASDFGH|
|00002f10| 4a 4b 41 53 44 46 47 48 | 4a 4b 0a 0a 41 64 64 69 |JKASDFGH|JK..Addi|
|00002f20| 6e 67 20 74 68 65 20 51 | 20 68 61 73 20 74 68 65 |ng the Q| has the|
|00002f30| 20 73 61 6d 65 20 65 66 | 66 65 63 74 20 61 73 20 | same ef|fect as |
|00002f40| 61 64 64 69 6e 67 20 74 | 68 65 20 73 70 61 63 65 |adding t|he space|
|00002f50| 20 62 65 74 77 65 65 6e | 20 22 41 64 61 6d 73 22 | between| "Adams"|
|00002f60| 0a 69 6e 20 74 68 65 20 | 70 72 65 76 69 6f 75 73 |.in the |previous|
|00002f70| 20 65 78 61 6d 70 6c 65 | 2e 20 20 48 65 72 65 20 | example|. Here |
|00002f80| 69 74 20 69 73 20 61 67 | 61 69 6e 20 66 6f 72 20 |it is ag|ain for |
|00002f90| 63 6f 6d 70 61 72 69 73 | 6f 6e 2e 0a 0a 20 20 20 |comparis|on... |
|00002fa0| 20 20 20 20 20 20 41 64 | 61 6d 20 41 64 61 6d 20 | Ad|am Adam |
|00002fb0| 41 64 61 6d 20 41 64 61 | 6d 20 41 64 61 6d 20 41 |Adam Ada|m Adam A|
|00002fc0| 64 61 6d 0a 20 20 20 20 | 20 20 20 20 20 41 64 61 |dam. | Ada|
|00002fd0| 6d 20 41 64 61 6d 20 41 | 64 61 6d 20 20 41 64 61 |m Adam A|dam Ada|
|00002fe0| 6d 20 41 64 61 6d 20 41 | 64 61 0a 20 20 20 20 20 |m Adam A|da. |
|00002ff0| 20 20 20 20 41 64 61 6d | 20 41 64 61 6d 20 41 64 | Adam| Adam Ad|
|00003000| 61 6d 20 41 64 61 6d 20 | 41 64 61 6d 20 41 64 61 |am Adam |Adam Ada|
|00003010| 6d 0a 0a 54 68 65 73 65 | 20 74 77 6f 20 73 74 65 |m..These| two ste|
|00003020| 72 65 6f 67 72 61 6d 73 | 20 64 65 6d 6f 6e 73 74 |reograms| demonst|
|00003030| 72 61 74 65 20 67 6f 69 | 6e 67 20 64 6f 77 6e 20 |rate goi|ng down |
|00003040| 61 20 6c 65 76 65 6c 20 | 28 64 65 65 70 65 72 2c |a level |(deeper,|
|00003050| 20 66 6f 72 20 77 61 6c | 6c 2d 0a 65 79 65 64 20 | for wal|l-.eyed |
|00003060| 76 69 65 77 65 72 73 29 | 20 62 79 20 61 64 64 69 |viewers)| by addi|
|00003070| 6e 67 20 61 20 6e 65 77 | 20 6c 65 74 74 65 72 20 |ng a new| letter |
|00003080| 77 68 65 72 65 20 79 6f | 75 20 77 61 6e 74 20 74 |where yo|u want t|
|00003090| 6f 20 67 6f 20 64 6f 77 | 6e 2e 20 20 54 68 65 0a |o go dow|n. The.|
|000030a0| 69 6d 61 67 65 20 72 65 | 74 75 72 6e 73 20 62 61 |image re|turns ba|
|000030b0| 63 6b 20 74 6f 20 74 68 | 65 20 6f 72 69 67 69 6e |ck to th|e origin|
|000030c0| 61 6c 20 6c 65 76 65 6c | 20 62 65 63 61 75 73 65 |al level| because|
|000030d0| 20 74 68 65 20 61 64 64 | 65 64 20 6c 65 74 74 65 | the add|ed lette|
|000030e0| 72 20 77 61 73 0a 6e 6f | 74 20 72 65 70 65 61 74 |r was.no|t repeat|
|000030f0| 65 64 20 64 6f 77 6e 20 | 74 68 65 20 6c 69 6e 65 |ed down |the line|
|00003100| 3b 20 69 74 20 77 61 73 | 20 65 73 73 65 6e 74 69 |; it was| essenti|
|00003110| 61 6c 6c 79 20 64 65 6c | 65 74 65 64 20 61 67 61 |ally del|eted aga|
|00003120| 69 6e 2e 20 20 48 65 6e | 63 65 2c 0a 64 65 6c 65 |in. Hen|ce,.dele|
|00003130| 74 69 6e 67 20 61 20 6c | 65 74 74 65 72 20 63 61 |ting a l|etter ca|
|00003140| 75 73 65 73 20 74 68 65 | 20 69 6d 61 67 65 20 74 |uses the| image t|
|00003150| 6f 20 63 6f 6d 65 20 66 | 6f 72 77 61 72 64 20 6f |o come f|orward o|
|00003160| 6e 65 20 6c 65 76 65 6c | 2e 20 20 4c 65 74 73 20 |ne level|. Lets |
|00003170| 0a 6c 6f 6f 6b 20 61 74 | 20 74 68 69 73 20 62 79 |.look at| this by|
|00003180| 20 64 65 6c 65 74 69 6e | 67 20 61 20 6c 65 74 74 | deletin|g a lett|
|00003190| 65 72 20 62 65 66 6f 72 | 65 20 61 64 64 69 6e 67 |er befor|e adding|
|000031a0| 20 61 6e 79 2e 0a 0a 20 | 20 20 20 20 20 20 20 20 | any... | |
|000031b0| 41 53 44 46 47 48 4a 4b | 41 53 44 46 47 48 4a 4b |ASDFGHJK|ASDFGHJK|
|000031c0| 41 53 44 46 47 48 4a 4b | 41 53 44 46 47 48 4a 4b |ASDFGHJK|ASDFGHJK|
|000031d0| 0a 20 20 20 20 20 20 20 | 20 20 41 53 44 46 47 48 |. | ASDFGH|
|000031e0| 4a 4b 41 53 44 46 47 4a | 4b 41 53 44 46 47 48 4a |JKASDFGJ|KASDFGHJ|
|000031f0| 4b 41 53 44 46 47 48 4a | 4b 41 0a 20 20 20 20 20 |KASDFGHJ|KA. |
|00003200| 20 20 20 20 41 53 44 46 | 47 48 4a 4b 41 53 44 46 | ASDF|GHJKASDF|
|00003210| 47 48 4a 4b 41 53 44 46 | 47 48 4a 4b 41 53 44 46 |GHJKASDF|GHJKASDF|
|00003220| 47 48 4a 4b 0a 0a 49 20 | 64 65 6c 65 74 65 64 20 |GHJK..I |deleted |
|00003230| 61 6e 20 48 20 66 72 6f | 6d 20 74 68 65 20 6d 69 |an H fro|m the mi|
|00003240| 64 64 6c 65 20 72 6f 77 | 2c 20 61 6e 64 20 61 64 |ddle row|, and ad|
|00003250| 64 65 64 20 61 6e 20 41 | 20 6f 6e 20 74 68 65 20 |ded an A| on the |
|00003260| 65 6e 64 20 74 6f 20 6d | 61 6b 65 0a 69 74 20 66 |end to m|ake.it f|
|00003270| 6c 75 73 68 20 61 67 61 | 69 6e 2e 20 20 54 68 69 |lush aga|in. Thi|
|00003280| 73 20 63 61 75 73 65 73 | 20 74 68 65 20 69 6d 61 |s causes| the ima|
|00003290| 67 65 20 74 6f 20 63 6f | 6d 65 20 75 70 20 61 20 |ge to co|me up a |
|000032a0| 6c 65 76 65 6c 20 77 68 | 65 72 65 20 74 68 65 20 |level wh|ere the |
|000032b0| 48 0a 77 61 73 20 64 65 | 6c 65 74 65 64 2c 20 74 |H.was de|leted, t|
|000032c0| 68 65 6e 20 67 6f 20 62 | 61 63 6b 20 64 6f 77 6e |hen go b|ack down|
|000032d0| 20 77 68 65 72 65 20 74 | 68 65 20 48 20 72 65 74 | where t|he H ret|
|000032e0| 75 72 6e 73 20 74 6f 20 | 74 68 65 20 70 61 74 74 |urns to |the patt|
|000032f0| 65 72 6e 2e 0a 0a 54 6f | 20 66 75 6c 6c 79 20 63 |ern...To| fully c|
|00003300| 6f 6e 74 72 6f 6c 20 74 | 68 65 20 75 70 73 20 61 |ontrol t|he ups a|
|00003310| 6e 64 20 64 6f 77 6e 73 | 20 6f 66 20 73 74 65 72 |nd downs| of ster|
|00003320| 65 6f 67 72 61 6d 20 67 | 65 6e 65 72 61 74 69 6f |eogram g|eneratio|
|00003330| 6e 2c 20 79 6f 75 20 73 | 69 6d 70 6c 79 0a 6b 65 |n, you s|imply.ke|
|00003340| 65 70 20 74 72 61 63 6b | 20 6f 66 20 77 68 61 74 |ep track| of what|
|00003350| 27 73 20 72 65 70 65 61 | 74 69 6e 67 20 61 6e 64 |'s repea|ting and|
|00003360| 20 61 64 64 20 61 6e 64 | 20 64 65 6c 65 74 65 20 | add and| delete |
|00003370| 6c 65 74 74 65 72 73 20 | 77 68 65 6e 20 6e 65 65 |letters |when nee|
|00003380| 64 65 64 2e 0a 46 6f 72 | 20 65 78 61 6d 70 6c 65 |ded..For| example|
|00003390| 2c 20 73 74 61 72 74 20 | 77 69 74 68 20 74 68 65 |, start |with the|
|000033a0| 20 70 61 74 74 65 72 6e | 20 41 53 44 46 47 48 4a | pattern| ASDFGHJ|
|000033b0| 4b 2e 20 20 49 66 20 74 | 68 65 20 69 6e 70 75 74 |K. If t|he input|
|000033c0| 20 66 6f 72 20 74 68 65 | 20 33 44 0a 73 74 65 72 | for the| 3D.ster|
|000033d0| 65 6f 67 72 61 6d 20 69 | 6d 61 67 65 20 69 73 20 |eogram i|mage is |
|000033e0| 30 30 30 30 30 30 30 30 | 30 30 30 30 31 31 31 31 |00000000|00001111|
|000033f0| 31 32 32 32 32 32 31 31 | 31 31 31 31 31 31 31 30 |12222211|11111110|
|00003400| 30 30 30 2c 20 77 68 65 | 72 65 20 74 68 65 20 0a |000, whe|re the .|
|00003410| 6e 75 6d 62 65 72 73 20 | 72 65 70 72 65 73 65 6e |numbers |represen|
|00003420| 74 20 74 68 65 20 6c 65 | 76 65 6c 73 20 6f 66 20 |t the le|vels of |
|00003430| 74 68 65 20 33 44 20 69 | 6d 61 67 65 2c 20 79 6f |the 3D i|mage, yo|
|00003440| 75 20 73 69 6d 70 6c 79 | 20 64 65 6c 65 74 65 20 |u simply| delete |
|00003450| 61 20 6c 65 74 74 65 72 | 0a 66 72 6f 6d 20 74 68 |a letter|.from th|
|00003460| 65 20 70 61 74 74 65 72 | 6e 20 77 68 65 6e 20 79 |e patter|n when y|
|00003470| 6f 75 20 67 6f 20 75 70 | 20 61 20 6c 65 76 65 6c |ou go up| a level|
|00003480| 20 28 30 20 74 6f 20 31 | 2c 20 6f 72 20 31 20 74 | (0 to 1|, or 1 t|
|00003490| 6f 20 32 29 2c 20 61 6e | 64 20 61 64 64 20 61 0a |o 2), an|d add a.|
|000034a0| 6c 65 74 74 65 72 20 74 | 6f 20 74 68 65 20 70 61 |letter t|o the pa|
|000034b0| 74 74 65 72 6e 20 77 68 | 65 6e 20 79 6f 75 20 67 |ttern wh|en you g|
|000034c0| 6f 20 64 6f 77 6e 20 61 | 20 6c 65 76 65 6c 20 28 |o down a| level (|
|000034d0| 32 20 74 6f 20 31 2c 20 | 6f 72 20 31 20 74 6f 20 |2 to 1, |or 1 to |
|000034e0| 30 29 2e 0a 0a 49 66 20 | 79 6f 75 20 77 61 6e 74 |0)...If |you want|
|000034f0| 20 74 6f 20 67 6f 20 75 | 70 20 6d 75 6c 74 69 70 | to go u|p multip|
|00003500| 6c 65 20 6c 65 76 65 6c | 73 2c 20 65 2e 67 2e 2c |le level|s, e.g.,|
|00003510| 20 66 72 6f 6d 20 6c 65 | 76 65 6c 20 31 20 74 6f | from le|vel 1 to|
|00003520| 20 33 2c 20 64 65 6c 65 | 74 65 0a 32 20 6c 65 74 | 3, dele|te.2 let|
|00003530| 74 65 72 73 20 66 72 6f | 6d 20 79 6f 75 72 20 70 |ters fro|m your p|
|00003540| 61 74 74 65 72 6e 2e 20 | 20 41 64 64 69 6e 67 20 |attern. | Adding |
|00003550| 74 77 6f 20 6c 65 74 74 | 65 72 73 20 74 6f 20 74 |two lett|ers to t|
|00003560| 68 65 20 70 61 74 74 65 | 72 6e 20 6c 69 6b 65 77 |he patte|rn likew|
|00003570| 69 73 65 0a 63 61 75 73 | 65 73 20 61 20 74 77 6f |ise.caus|es a two|
|00003580| 2d 6c 65 76 65 6c 20 64 | 72 6f 70 20 69 6e 20 74 |-level d|rop in t|
|00003590| 68 65 20 69 6d 61 67 65 | 2e 0a 0a 53 74 61 72 74 |he image|...Start|
|000035a0| 20 65 61 63 68 20 6c 69 | 6e 65 20 6f 66 20 74 68 | each li|ne of th|
|000035b0| 65 20 69 6d 61 67 65 20 | 62 79 20 64 75 6d 70 69 |e image |by dumpi|
|000035c0| 6e 67 20 74 68 65 20 77 | 68 6f 6c 65 20 70 61 74 |ng the w|hole pat|
|000035d0| 74 65 72 6e 2e 20 20 52 | 65 63 61 6c 6c 20 74 68 |tern. R|ecall th|
|000035e0| 61 74 0a 69 6e 20 74 68 | 65 20 65 78 61 6d 70 6c |at.in th|e exampl|
|000035f0| 65 73 20 61 62 6f 76 65 | 2c 20 66 6f 75 72 20 22 |es above|, four "|
|00003600| 41 64 61 6d 73 22 20 69 | 6e 20 74 68 65 20 70 69 |Adams" i|n the pi|
|00003610| 63 74 75 72 65 20 63 72 | 65 61 74 65 73 20 74 68 |cture cr|eates th|
|00003620| 72 65 65 20 22 41 64 61 | 6d 73 22 20 0a 69 6e 20 |ree "Ada|ms" .in |
|00003630| 74 68 65 20 69 6d 61 67 | 65 2e 20 20 42 79 20 64 |the imag|e. By d|
|00003640| 75 6d 70 69 6e 67 20 74 | 68 65 20 70 61 74 74 65 |umping t|he patte|
|00003650| 72 6e 20 74 6f 20 73 74 | 61 72 74 2c 20 77 65 20 |rn to st|art, we |
|00003660| 61 72 65 20 73 69 6d 70 | 6c 65 20 70 72 6f 76 69 |are simp|le provi|
|00003670| 64 69 6e 67 20 0a 74 68 | 65 20 66 69 72 73 74 20 |ding .th|e first |
|00003680| 22 41 64 61 6d 22 20 74 | 6f 20 62 75 69 6c 64 20 |"Adam" t|o build |
|00003690| 74 68 65 20 33 44 20 69 | 6d 61 67 65 20 66 72 6f |the 3D i|mage fro|
|000036a0| 6d 2e 20 20 4e 6f 77 2c | 20 77 65 20 73 74 61 72 |m. Now,| we star|
|000036b0| 74 20 62 75 69 6c 64 69 | 6e 67 20 74 68 65 20 0a |t buildi|ng the .|
|000036c0| 33 44 20 69 6d 61 67 65 | 2e 0a 0a 20 20 20 20 20 |3D image|... |
|000036d0| 20 20 20 41 53 44 46 47 | 48 4a 4b 0a 0a 53 69 6e | ASDFG|HJK..Sin|
|000036e0| 63 65 20 74 68 65 20 66 | 69 72 73 74 20 31 32 20 |ce the f|irst 12 |
|000036f0| 6c 65 76 65 6c 73 20 61 | 72 65 20 61 74 20 6c 65 |levels a|re at le|
|00003700| 76 65 6c 20 30 2c 20 77 | 65 20 64 6f 20 6e 6f 20 |vel 0, w|e do no |
|00003710| 61 64 64 69 6e 67 20 6e | 6f 72 20 64 65 6c 65 74 |adding n|or delet|
|00003720| 69 6e 67 3b 0a 6a 75 73 | 74 20 64 75 6d 70 20 31 |ing;.jus|t dump 1|
|00003730| 32 20 6d 6f 72 65 20 6c | 65 74 74 65 72 73 20 66 |2 more l|etters f|
|00003740| 72 6f 6d 20 74 68 65 20 | 70 61 74 74 65 72 6e 20 |rom the |pattern |
|00003750| 69 6e 20 6f 72 64 65 72 | 2e 0a 0a 20 20 20 20 20 |in order|... |
|00003760| 20 20 20 41 53 44 46 47 | 48 4a 4b 41 53 44 46 47 | ASDFG|HJKASDFG|
|00003770| 48 4a 4b 41 53 44 46 0a | 20 20 20 20 20 20 20 20 |HJKASDF.| |
|00003780| 20 20 20 20 20 20 20 20 | 5e 69 6d 61 67 65 20 73 | |^image s|
|00003790| 74 61 72 74 73 20 68 65 | 72 65 0a 0a 57 65 20 6e |tarts he|re..We n|
|000037a0| 6f 77 20 68 61 76 65 20 | 6f 75 72 20 66 69 72 73 |ow have |our firs|
|000037b0| 74 20 74 72 61 6e 73 69 | 74 69 6f 6e 2c 20 66 72 |t transi|tion, fr|
|000037c0| 6f 6d 20 6c 65 76 65 6c | 20 30 20 74 6f 20 31 2e |om level| 0 to 1.|
|000037d0| 20 20 57 68 69 63 68 20 | 6c 65 74 74 65 72 20 64 | Which |letter d|
|000037e0| 6f 20 77 65 0a 64 65 6c | 65 74 65 3f 20 20 44 65 |o we.del|ete? De|
|000037f0| 6c 65 74 65 20 74 68 65 | 20 6e 65 78 74 20 6f 6e |lete the| next on|
|00003800| 65 20 69 6e 20 74 68 65 | 20 70 61 74 74 65 72 6e |e in the| pattern|
|00003810| 2e 20 20 0a 0a 20 20 20 | 20 20 20 20 20 41 53 44 |. .. | ASD|
|00003820| 46 47 48 4a 4b 0a 20 20 | 20 20 20 20 20 20 20 20 |FGHJK. | |
|00003830| 20 20 5e 74 68 65 20 6e | 65 78 74 20 6c 65 74 74 | ^the n|ext lett|
|00003840| 65 72 20 69 6e 20 74 68 | 65 20 70 61 74 74 65 72 |er in th|e patter|
|00003850| 6e 0a 0a 53 69 6e 63 65 | 20 47 20 69 73 20 6e 65 |n..Since| G is ne|
|00003860| 78 74 2c 20 77 65 20 64 | 65 6c 65 74 65 20 69 74 |xt, we d|elete it|
|00003870| 2e 20 20 4f 75 72 20 6e | 65 77 20 70 61 74 74 65 |. Our n|ew patte|
|00003880| 72 6e 20 69 73 20 41 53 | 44 46 48 4a 4b 2c 20 61 |rn is AS|DFHJK, a|
|00003890| 6e 64 20 48 20 69 73 20 | 74 68 65 0a 6e 65 78 74 |nd H is |the.next|
|000038a0| 20 6c 65 74 74 65 72 20 | 74 6f 20 62 65 20 75 73 | letter |to be us|
|000038b0| 65 64 20 69 6e 20 74 68 | 65 20 69 6d 61 67 65 2e |ed in th|e image.|
|000038c0| 0a 0a 20 20 20 20 20 20 | 20 20 41 53 44 46 48 4a |.. | ASDFHJ|
|000038d0| 4b 0a 20 20 20 20 20 20 | 20 20 20 20 20 20 5e 74 |K. | ^t|
|000038e0| 68 65 20 6e 65 78 74 20 | 6c 65 74 74 65 72 20 74 |he next |letter t|
|000038f0| 6f 20 75 73 65 20 69 6e | 20 74 68 65 20 69 6d 61 |o use in| the ima|
|00003900| 67 65 0a 0a 46 6f 72 67 | 65 74 20 61 62 6f 75 74 |ge..Forg|et about|
|00003910| 20 74 68 65 20 47 2e 20 | 20 43 6f 6e 73 69 64 65 | the G. | Conside|
|00003920| 72 20 69 74 20 67 6f 6e | 65 20 66 6f 72 65 76 65 |r it gon|e foreve|
|00003930| 72 2e 20 20 54 68 65 20 | 69 6e 70 75 74 20 6e 6f |r. The |input no|
|00003940| 77 20 69 6e 64 69 63 61 | 74 65 73 20 0a 66 69 76 |w indica|tes .fiv|
|00003950| 65 20 6c 65 74 74 65 72 | 73 20 61 74 20 6c 65 76 |e letter|s at lev|
|00003960| 65 6c 20 31 2e 20 20 53 | 69 6e 63 65 20 77 65 20 |el 1. S|ince we |
|00003970| 6d 61 64 65 20 74 68 65 | 20 74 72 61 6e 73 69 74 |made the| transit|
|00003980| 69 6f 6e 20 74 6f 20 6c | 65 76 65 6c 20 6f 6e 65 |ion to l|evel one|
|00003990| 20 62 79 20 0a 64 65 6c | 65 74 69 6e 67 20 74 68 | by .del|eting th|
|000039a0| 65 20 47 2c 20 77 65 20 | 73 69 6d 70 6c 79 20 63 |e G, we |simply c|
|000039b0| 6f 70 79 20 74 68 65 20 | 6e 65 78 74 20 35 20 6c |opy the |next 5 l|
|000039c0| 65 74 74 65 72 73 20 66 | 72 6f 6d 20 74 68 65 20 |etters f|rom the |
|000039d0| 70 61 74 74 65 72 6e 20 | 69 6e 74 6f 0a 74 68 65 |pattern |into.the|
|000039e0| 20 69 6d 61 67 65 2e 20 | 20 54 68 65 20 6e 65 78 | image. | The nex|
|000039f0| 74 20 35 20 6c 65 74 74 | 65 72 73 20 69 6e 20 74 |t 5 lett|ers in t|
|00003a00| 68 65 20 70 61 74 74 65 | 72 6e 20 61 72 65 20 48 |he patte|rn are H|
|00003a10| 4a 4b 41 53 2e 20 20 28 | 59 6f 75 27 76 65 20 6e |JKAS. (|You've n|
|00003a20| 6f 74 69 63 65 64 0a 62 | 79 20 6e 6f 77 20 74 68 |oticed.b|y now th|
|00003a30| 61 74 20 77 65 20 77 72 | 61 70 20 61 72 6f 75 6e |at we wr|ap aroun|
|00003a40| 64 20 77 68 65 6e 20 77 | 65 20 67 65 74 20 74 6f |d when w|e get to|
|00003a50| 20 74 68 65 20 65 6e 64 | 20 6f 66 20 74 68 65 20 | the end| of the |
|00003a60| 70 61 74 74 65 72 6e 2e | 29 20 49 27 6c 6c 20 0a |pattern.|) I'll .|
|00003a70| 6c 61 79 20 74 68 65 20 | 69 6e 70 75 74 20 6e 65 |lay the |input ne|
|00003a80| 78 74 20 74 6f 20 6f 75 | 72 20 69 6d 61 67 65 20 |xt to ou|r image |
|00003a90| 74 6f 20 6d 61 6b 65 20 | 69 74 20 65 61 73 69 65 |to make |it easie|
|00003aa0| 72 20 74 6f 20 73 65 65 | 20 77 68 65 72 65 20 77 |r to see| where w|
|00003ab0| 65 27 72 65 20 61 74 2e | 0a 0a 20 20 20 20 20 20 |e're at.|.. |
|00003ac0| 20 20 20 20 20 20 20 20 | 20 20 30 30 30 30 30 30 | | 000000|
|00003ad0| 30 30 30 30 30 30 31 31 | 31 31 31 32 32 32 32 32 |00000011|11122222|
|00003ae0| 31 31 31 31 31 31 31 31 | 31 30 30 30 30 0a 20 20 |11111111|10000. |
|00003af0| 20 20 20 20 20 20 41 53 | 44 46 47 48 4a 4b 41 53 | AS|DFGHJKAS|
|00003b00| 44 46 47 48 4a 4b 41 53 | 44 46 48 4a 4b 41 53 0a |DFGHJKAS|DFHJKAS.|
|00003b10| 20 20 20 20 20 20 20 20 | 7b 20 20 20 20 20 20 7d | |{ }|
|00003b20| 7b 20 20 20 20 20 20 20 | 20 20 20 7d 7b 20 20 20 |{ | }{ |
|00003b30| 7d 0a 20 20 20 20 20 20 | 20 20 69 6e 69 74 69 61 |}. | initia|
|00003b40| 6c 20 20 6c 65 76 65 6c | 20 30 20 20 20 20 6c 65 |l level| 0 le|
|00003b50| 76 65 6c 0a 20 20 20 20 | 20 20 20 20 70 61 74 74 |vel. | patt|
|00003b60| 65 72 6e 20 20 20 20 20 | 20 20 20 20 20 20 20 20 |ern | |
|00003b70| 31 0a 0a 54 6f 20 6a 75 | 6d 70 20 75 70 20 74 6f |1..To ju|mp up to|
|00003b80| 20 6c 65 76 65 6c 20 32 | 20 66 72 6f 6d 20 6c 65 | level 2| from le|
|00003b90| 76 65 6c 20 31 2c 20 77 | 65 20 64 65 6c 65 74 65 |vel 1, w|e delete|
|00003ba0| 20 74 68 65 20 6e 65 78 | 74 20 6c 65 74 74 65 72 | the nex|t letter|
|00003bb0| 20 69 6e 20 74 68 65 20 | 0a 70 61 74 74 65 72 6e | in the |.pattern|
|00003bc0| 2c 20 74 68 65 20 6c 65 | 74 74 65 72 20 44 2e 20 |, the le|tter D. |
|00003bd0| 20 54 68 65 20 6e 65 77 | 20 70 61 74 74 65 72 6e | The new| pattern|
|00003be0| 20 69 73 20 73 68 6f 77 | 6e 20 62 65 6c 6f 77 2e | is show|n below.|
|00003bf0| 0a 0a 20 20 20 20 20 20 | 20 20 41 53 46 48 4a 4b |.. | ASFHJK|
|00003c00| 0a 20 20 20 20 20 20 20 | 20 20 20 5e 74 68 65 20 |. | ^the |
|00003c10| 6e 65 78 74 20 6c 65 74 | 74 65 72 20 74 6f 20 75 |next let|ter to u|
|00003c20| 73 65 0a 0a 57 65 20 68 | 61 76 65 20 35 20 6c 65 |se..We h|ave 5 le|
|00003c30| 74 74 65 72 73 20 61 74 | 20 6c 65 76 65 6c 20 32 |tters at| level 2|
|00003c40| 2c 20 73 6f 20 77 65 20 | 63 6f 70 79 20 74 68 65 |, so we |copy the|
|00003c50| 20 6e 65 78 74 20 35 20 | 6c 65 74 74 65 72 73 20 | next 5 |letters |
|00003c60| 66 72 6f 6d 20 74 68 65 | 20 0a 70 61 74 74 65 72 |from the| .patter|
|00003c70| 6e 2c 20 46 48 4a 4b 41 | 2c 20 74 6f 20 74 68 65 |n, FHJKA|, to the|
|00003c80| 20 69 6d 61 67 65 2e 0a | 0a 20 20 20 20 20 20 20 | image..|. |
|00003c90| 20 20 20 20 20 20 20 20 | 20 30 30 30 30 30 30 30 | | 0000000|
|00003ca0| 30 30 30 30 30 31 31 31 | 31 31 32 32 32 32 32 31 |00000111|11222221|
|00003cb0| 31 31 31 31 31 31 31 31 | 30 30 30 30 0a 20 20 20 |11111111|0000. |
|00003cc0| 20 20 20 20 20 41 53 44 | 46 47 48 4a 4b 41 53 44 | ASD|FGHJKASD|
|00003cd0| 46 47 48 4a 4b 41 53 44 | 46 48 4a 4b 41 53 46 48 |FGHJKASD|FHJKASFH|
|00003ce0| 4a 4b 41 0a 20 20 20 20 | 20 20 20 20 7b 20 20 20 |JKA. | { |
|00003cf0| 20 20 20 7d 7b 20 20 20 | 20 20 20 20 20 20 20 7d | }{ | }|
|00003d00| 7b 20 20 20 7d 7b 20 20 | 20 7d 0a 20 20 20 20 20 |{ }{ | }. |
|00003d10| 20 20 20 69 6e 69 74 69 | 61 6c 20 20 6c 65 76 65 | initi|al leve|
|00003d20| 6c 20 30 20 20 20 20 6c | 65 76 20 20 6c 65 76 65 |l 0 l|ev leve|
|00003d30| 6c 0a 20 20 20 20 20 20 | 20 20 70 61 74 74 65 72 |l. | patter|
|00003d40| 6e 20 20 20 20 20 20 20 | 20 20 20 20 20 20 31 20 |n | 1 |
|00003d50| 20 20 20 32 0a 0a 57 65 | 20 6d 75 73 74 20 6e 6f | 2..We| must no|
|00003d60| 77 20 6d 6f 76 65 20 64 | 6f 77 6e 20 61 20 6c 65 |w move d|own a le|
|00003d70| 76 65 6c 2c 20 66 72 6f | 6d 20 32 20 74 6f 20 31 |vel, fro|m 2 to 1|
|00003d80| 2c 20 62 79 20 41 44 44 | 49 4e 47 20 61 20 6c 65 |, by ADD|ING a le|
|00003d90| 74 74 65 72 20 74 6f 20 | 6f 75 72 0a 70 61 74 74 |tter to |our.patt|
|00003da0| 65 72 6e 2e 20 20 57 68 | 65 72 65 20 64 6f 20 77 |ern. Wh|ere do w|
|00003db0| 65 20 61 64 64 20 69 74 | 3f 20 20 41 64 64 20 69 |e add it|? Add i|
|00003dc0| 74 20 61 73 20 74 68 65 | 20 6e 65 78 74 20 6c 65 |t as the| next le|
|00003dd0| 74 74 65 72 20 74 6f 20 | 75 73 65 2e 20 20 4c 65 |tter to |use. Le|
|00003de0| 74 27 73 0a 61 64 64 20 | 61 6e 20 58 20 28 72 61 |t's.add |an X (ra|
|00003df0| 6e 64 6f 6d 6c 79 20 63 | 68 6f 73 65 6e 20 6c 65 |ndomly c|hosen le|
|00003e00| 74 74 65 72 73 20 77 6f | 72 6b 20 62 65 74 74 65 |tters wo|rk bette|
|00003e10| 72 20 74 68 61 6e 20 70 | 72 65 76 69 6f 75 73 6c |r than p|reviousl|
|00003e20| 79 20 75 73 65 64 20 0a | 6c 65 74 74 65 72 73 29 |y used .|letters)|
|00003e30| 2e 20 20 53 69 6e 63 65 | 20 41 20 77 61 73 20 74 |. Since| A was t|
|00003e40| 68 65 20 6c 61 73 74 20 | 6c 65 74 74 65 72 20 75 |he last |letter u|
|00003e50| 73 65 64 2c 20 53 20 69 | 73 20 74 68 65 20 6e 65 |sed, S i|s the ne|
|00003e60| 78 74 20 74 6f 20 62 65 | 20 75 73 65 64 2e 0a 0a |xt to be| used...|
|00003e70| 20 20 20 20 20 20 20 20 | 41 53 46 48 4a 4b 0a 20 | |ASFHJK. |
|00003e80| 20 20 20 20 20 20 20 20 | 5e 61 64 64 20 58 20 68 | |^add X h|
|00003e90| 65 72 65 0a 0a 20 20 20 | 20 20 20 20 20 41 58 53 |ere.. | AXS|
|00003ea0| 46 48 4a 4b 0a 20 20 20 | 20 20 20 20 20 20 5e 6e |FHJK. | ^n|
|00003eb0| 65 78 74 20 6c 65 74 74 | 65 72 20 74 6f 20 75 73 |ext lett|er to us|
|00003ec0| 65 0a 0a 53 69 6e 63 65 | 20 74 68 65 72 65 20 61 |e..Since| there a|
|00003ed0| 72 65 20 6e 69 6e 65 20 | 6c 65 74 74 65 72 73 20 |re nine |letters |
|00003ee0| 61 74 20 6c 65 76 65 6c | 20 31 2c 20 77 65 20 6d |at level| 1, we m|
|00003ef0| 75 73 74 20 63 6f 70 79 | 20 6e 69 6e 65 20 6c 65 |ust copy| nine le|
|00003f00| 74 74 65 72 73 20 0a 66 | 72 6f 6d 20 74 68 65 20 |tters .f|rom the |
|00003f10| 70 61 74 74 65 72 6e 20 | 74 6f 20 74 68 65 20 69 |pattern |to the i|
|00003f20| 6d 61 67 65 20 28 58 53 | 46 48 4a 4b 41 58 53 29 |mage (XS|FHJKAXS)|
|00003f30| 2e 0a 0a 20 20 20 20 20 | 20 20 20 20 20 20 20 20 |... | |
|00003f40| 20 20 20 30 30 30 30 30 | 30 30 30 30 30 30 30 31 | 00000|00000001|
|00003f50| 31 31 31 31 32 32 32 32 | 32 31 31 31 31 31 31 31 |11112222|21111111|
|00003f60| 31 31 30 30 30 30 0a 20 | 20 20 20 20 20 20 20 41 |110000. | A|
|00003f70| 53 44 46 47 48 4a 4b 41 | 53 44 46 47 48 4a 4b 41 |SDFGHJKA|SDFGHJKA|
|00003f80| 53 44 46 48 4a 4b 41 53 | 46 48 4a 4b 41 58 53 46 |SDFHJKAS|FHJKAXSF|
|00003f90| 48 4a 4b 41 58 53 0a 20 | 20 20 20 20 20 20 20 7b |HJKAXS. | {|
|00003fa0| 20 20 20 20 20 20 7d 7b | 20 20 20 20 20 20 20 20 | }{| |
|00003fb0| 20 20 7d 7b 20 20 20 7d | 7b 20 20 20 7d 7b 20 20 | }{ }|{ }{ |
|00003fc0| 20 20 20 20 20 7d 0a 20 | 20 20 20 20 20 20 20 69 | }. | i|
|00003fd0| 6e 69 74 69 61 6c 20 20 | 6c 65 76 65 6c 20 30 20 |nitial |level 0 |
|00003fe0| 20 20 20 6c 65 76 20 20 | 6c 65 76 65 6c 20 6c 65 | lev |level le|
|00003ff0| 76 65 6c 20 31 0a 20 20 | 20 20 20 20 20 20 70 61 |vel 1. | pa|
|00004000| 74 74 65 72 6e 20 20 20 | 20 20 20 20 20 20 20 20 |ttern | |
|00004010| 20 20 31 20 20 20 20 32 | 0a 0a 44 72 6f 70 20 61 | 1 2|..Drop a|
|00004020| 6e 6f 74 68 65 72 20 6c | 65 76 65 6c 2c 20 66 72 |nother l|evel, fr|
|00004030| 6f 6d 20 31 20 74 6f 20 | 30 2c 20 62 79 20 61 64 |om 1 to |0, by ad|
|00004040| 64 69 6e 67 20 61 6e 6f | 74 68 65 72 20 6c 65 74 |ding ano|ther let|
|00004050| 74 65 72 20 74 6f 20 74 | 68 65 20 70 61 74 74 65 |ter to t|he patte|
|00004060| 72 6e 0a 61 74 20 74 68 | 65 20 63 75 72 72 65 6e |rn.at th|e curren|
|00004070| 74 20 70 6f 73 69 74 69 | 6f 6e 2e 0a 0a 20 20 20 |t positi|on... |
|00004080| 20 20 20 20 20 41 58 53 | 46 48 4a 4b 0a 20 20 20 | AXS|FHJK. |
|00004090| 20 20 20 20 20 20 20 20 | 5e 61 64 64 20 72 61 6e | |^add ran|
|000040a0| 64 6f 6d 20 6c 65 74 74 | 65 72 20 28 4d 29 20 68 |dom lett|er (M) h|
|000040b0| 65 72 65 0a 0a 20 20 20 | 20 20 20 20 20 41 58 53 |ere.. | AXS|
|000040c0| 4d 46 48 4a 4b 0a 20 20 | 20 20 20 20 20 20 20 20 |MFHJK. | |
|000040d0| 20 5e 6e 65 78 74 20 6c | 65 74 74 65 72 20 74 6f | ^next l|etter to|
|000040e0| 20 75 73 65 0a 0a 6c 65 | 76 65 6c 20 30 2c 20 77 | use..le|vel 0, w|
|000040f0| 65 20 63 6f 70 79 20 66 | 6f 75 72 20 6c 65 74 74 |e copy f|our lett|
|00004100| 65 72 73 20 66 72 6f 6d | 20 74 68 65 0a 70 61 74 |ers from| the.pat|
|00004110| 74 65 72 6e 20 74 6f 20 | 74 68 65 20 69 6d 61 67 |tern to |the imag|
|00004120| 65 20 28 4d 46 48 4a 29 | 2e 0a 0a 20 20 20 20 20 |e (MFHJ)|... |
|00004130| 20 20 20 20 20 20 20 20 | 20 20 20 30 30 30 30 30 | | 00000|
|00004140| 30 30 30 30 30 30 30 31 | 31 31 31 31 32 32 32 32 |00000001|11112222|
|00004150| 32 31 31 31 31 31 31 31 | 31 31 30 30 30 30 0a 20 |21111111|110000. |
|00004160| 20 20 20 20 20 20 20 41 | 53 44 46 47 48 4a 4b 41 | A|SDFGHJKA|
|00004170| 53 44 46 47 48 4a 4b 41 | 53 44 46 48 4a 4b 41 53 |SDFGHJKA|SDFHJKAS|
|00004180| 46 48 4a 4b 41 58 53 46 | 48 4a 4b 41 58 53 4d 46 |FHJKAXSF|HJKAXSMF|
|00004190| 48 4a 0a 20 20 20 20 20 | 20 20 20 7b 20 20 20 20 |HJ. | { |
|000041a0| 20 20 7d 7b 20 20 20 20 | 20 20 20 20 20 20 7d 7b | }{ | }{|
|000041b0| 20 20 20 7d 7b 20 20 20 | 7d 7b 20 20 20 20 20 20 | }{ |}{ |
|000041c0| 20 7d 7b 20 20 7d 0a 20 | 20 20 20 20 20 20 20 69 | }{ }. | i|
|000041d0| 6e 69 74 69 61 6c 20 20 | 6c 65 76 65 6c 20 30 20 |nitial |level 0 |
|000041e0| 20 20 20 6c 65 76 20 20 | 6c 65 76 65 6c 20 6c 65 | lev |level le|
|000041f0| 76 65 6c 20 20 20 6c 65 | 76 0a 20 20 20 20 20 20 |vel le|v. |
|00004200| 20 20 70 61 74 74 65 72 | 6e 20 20 20 20 20 20 20 | patter|n |
|00004210| 20 20 20 20 20 20 31 20 | 20 20 20 32 20 20 20 20 | 1 | 2 |
|00004220| 20 31 20 20 20 20 20 20 | 20 30 0a 0a 57 45 27 52 | 1 | 0..WE'R|
|00004230| 45 20 44 4f 4e 45 2e 20 | 20 4b 69 6e 64 61 20 61 |E DONE. | Kinda a|
|00004240| 6e 74 69 2d 63 6c 69 6d | 61 74 69 63 2c 20 68 75 |nti-clim|atic, hu|
|00004250| 68 3f 20 20 4c 65 74 27 | 73 20 64 75 70 6c 69 63 |h? Let'|s duplic|
|00004260| 61 74 65 20 74 68 65 20 | 69 6d 61 67 65 20 6c 69 |ate the |image li|
|00004270| 6e 65 0a 74 6f 20 6d 61 | 6b 65 20 69 74 20 65 61 |ne.to ma|ke it ea|
|00004280| 73 69 65 72 20 74 6f 20 | 76 69 65 77 2e 0a 0a 20 |sier to |view... |
|00004290| 20 20 20 20 20 20 20 41 | 53 44 46 47 48 4a 4b 41 | A|SDFGHJKA|
|000042a0| 53 44 46 47 48 4a 4b 41 | 53 44 46 48 4a 4b 41 53 |SDFGHJKA|SDFHJKAS|
|000042b0| 46 48 4a 4b 41 58 53 46 | 48 4a 4b 41 58 53 4d 46 |FHJKAXSF|HJKAXSMF|
|000042c0| 48 4a 0a 20 20 20 20 20 | 20 20 20 41 53 44 46 47 |HJ. | ASDFG|
|000042d0| 48 4a 4b 41 53 44 46 47 | 48 4a 4b 41 53 44 46 48 |HJKASDFG|HJKASDFH|
|000042e0| 4a 4b 41 53 46 48 4a 4b | 41 58 53 46 48 4a 4b 41 |JKASFHJK|AXSFHJKA|
|000042f0| 58 53 4d 46 48 4a 0a 20 | 20 20 20 20 20 20 20 41 |XSMFHJ. | A|
|00004300| 53 44 46 47 48 4a 4b 41 | 53 44 46 47 48 4a 4b 41 |SDFGHJKA|SDFGHJKA|
|00004310| 53 44 46 48 4a 4b 41 53 | 46 48 4a 4b 41 58 53 46 |SDFHJKAS|FHJKAXSF|
|00004320| 48 4a 4b 41 58 53 4d 46 | 48 4a 0a 20 20 20 20 20 |HJKAXSMF|HJ. |
|00004330| 20 20 20 41 53 44 46 47 | 48 4a 4b 41 53 44 46 47 | ASDFG|HJKASDFG|
|00004340| 48 4a 4b 41 53 44 46 48 | 4a 4b 41 53 46 48 4a 4b |HJKASDFH|JKASFHJK|
|00004350| 41 58 53 46 48 4a 4b 41 | 58 53 4d 46 48 4a 0a 20 |AXSFHJKA|XSMFHJ. |
|00004360| 20 20 20 20 20 20 20 41 | 53 44 46 47 48 4a 4b 41 | A|SDFGHJKA|
|00004370| 53 44 46 47 48 4a 4b 41 | 53 44 46 48 4a 4b 41 53 |SDFGHJKA|SDFHJKAS|
|00004380| 46 48 4a 4b 41 58 53 46 | 48 4a 4b 41 58 53 4d 46 |FHJKAXSF|HJKAXSMF|
|00004390| 48 4a 0a 0a 46 6f 72 20 | 65 61 63 68 20 6e 65 77 |HJ..For |each new|
|000043a0| 20 6c 69 6e 65 20 69 6e | 20 74 68 65 20 69 6d 61 | line in| the ima|
|000043b0| 67 65 2c 20 73 74 61 72 | 74 20 77 69 74 68 20 61 |ge, star|t with a|
|000043c0| 20 6e 65 77 20 72 61 6e | 64 6f 6d 20 70 61 74 74 | new ran|dom patt|
|000043d0| 65 72 6e 2c 20 61 6e 64 | 0a 66 6f 6c 6c 6f 77 20 |ern, and|.follow |
|000043e0| 74 68 65 20 73 74 65 70 | 73 20 61 62 6f 76 65 2e |the step|s above.|
|000043f0| 20 20 53 6f 2c 20 68 6f | 77 20 61 72 65 20 67 72 | So, ho|w are gr|
|00004400| 61 70 68 69 63 73 20 73 | 74 65 72 65 6f 67 72 61 |aphics s|tereogra|
|00004410| 6d 73 20 6d 61 64 65 3f | 20 20 54 68 65 0a 73 61 |ms made?| The.sa|
|00004420| 6d 65 20 77 61 79 2c 20 | 75 73 69 6e 67 20 63 6f |me way, |using co|
|00004430| 6c 6f 72 65 64 20 70 69 | 78 65 6c 20 76 61 6c 75 |lored pi|xel valu|
|00004440| 65 73 20 66 6f 72 20 69 | 6e 70 75 74 2e 20 20 33 |es for i|nput. 3|
|00004450| 64 72 61 6e 64 6f 74 20 | 75 73 65 73 20 52 45 44 |drandot |uses RED|
|00004460| 20 61 73 0a 74 68 65 20 | 63 6f 6c 6f 72 20 64 65 | as.the |color de|
|00004470| 65 70 65 73 74 20 69 6e | 20 74 68 65 20 69 6d 61 |epest in| the ima|
|00004480| 67 65 2c 20 77 69 74 68 | 20 47 52 45 45 4e 20 69 |ge, with| GREEN i|
|00004490| 6e 20 74 68 65 20 6d 69 | 64 64 6c 65 2c 20 61 6e |n the mi|ddle, an|
|000044a0| 64 20 42 4c 55 45 20 61 | 73 0a 74 68 65 20 68 69 |d BLUE a|s.the hi|
|000044b0| 67 68 65 73 74 20 63 6f | 6c 6f 72 2e 0a 0a 54 68 |ghest co|lor...Th|
|000044c0| 65 20 70 73 65 75 64 6f | 63 6f 64 65 20 62 65 6c |e pseudo|code bel|
|000044d0| 6f 77 20 66 6f 6c 6c 6f | 77 73 20 74 68 69 73 20 |ow follo|ws this |
|000044e0| 61 6c 67 6f 72 69 74 68 | 6d 2e 20 20 49 66 20 79 |algorith|m. If y|
|000044f0| 6f 75 20 68 61 76 65 20 | 61 6e 79 20 71 75 65 73 |ou have |any ques|
|00004500| 74 69 6f 6e 73 2c 0a 70 | 6f 73 74 20 74 68 65 6d |tions,.p|ost them|
|00004510| 20 69 6e 20 74 68 65 20 | 6e 65 77 73 67 72 6f 75 | in the |newsgrou|
|00004520| 70 2e 20 20 4c 65 74 20 | 6d 65 20 6b 6e 6f 77 20 |p. Let |me know |
|00004530| 69 66 20 79 6f 75 20 61 | 72 65 20 69 6e 74 65 72 |if you a|re inter|
|00004540| 65 73 74 65 64 20 69 6e | 20 43 20 63 6f 64 65 20 |ested in| C code |
|00004550| 0a 74 68 61 74 20 66 6f | 6c 6c 6f 77 73 20 74 68 |.that fo|llows th|
|00004560| 69 73 20 61 6c 67 6f 72 | 69 74 68 6d 2e 20 20 28 |is algor|ithm. (|
|00004570| 54 68 65 20 43 20 63 6f | 64 65 20 68 65 72 65 20 |The C co|de here |
|00004580| 69 6e 20 74 68 65 20 46 | 41 51 20 66 6f 6c 6c 6f |in the F|AQ follo|
|00004590| 77 73 20 61 20 0a 64 69 | 66 66 65 72 65 6e 74 20 |ws a .di|fferent |
|000045a0| 61 6c 67 6f 72 69 74 68 | 6d 2c 20 74 68 65 20 22 |algorith|m, the "|
|000045b0| 6c 6f 6f 6b 62 61 63 6b | 22 20 61 6c 67 6f 72 69 |lookback|" algori|
|000045c0| 74 68 6d 2e 29 0a 0a 45 | 6e 6a 6f 79 21 21 0a 74 |thm.)..E|njoy!!.t|
|000045d0| 68 61 6c 65 40 6e 6f 76 | 65 6c 6c 2e 63 6f 6d 0a |hale@nov|ell.com.|
|000045e0| 0a 0a 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |..------|--------|
|000045f0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00004600| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00004610| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00004620| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 0a 2d 2d 2d 2d 2d 20 |--------|-.----- |
|00004630| 53 54 45 52 45 4f 47 52 | 41 4d 20 41 4c 47 4f 52 |STEREOGR|AM ALGOR|
|00004640| 49 54 48 4d 20 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |ITHM ---|--------|
|00004650| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00004660| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00004670| 2d 0a 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |-.------|--------|
|00004680| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00004690| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|000046a0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|000046b0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 0a 0a 54 68 65 20 66 |--------|-..The f|
|000046c0| 6f 6c 6c 6f 77 69 6e 67 | 20 69 73 20 61 6e 20 61 |ollowing| is an a|
|000046d0| 6c 67 6f 72 69 74 68 6d | 20 49 20 64 65 76 65 6c |lgorithm| I devel|
|000046e0| 6f 70 65 64 20 66 6f 72 | 20 53 49 52 44 53 20 67 |oped for| SIRDS g|
|000046f0| 65 6e 65 72 61 74 69 6f | 6e 2e 20 20 49 74 20 69 |eneratio|n. It i|
|00004700| 73 20 0a 66 75 6e 63 74 | 69 6f 6e 61 6c 6c 79 20 |s .funct|ionally |
|00004710| 65 71 75 69 76 61 6c 65 | 6e 74 20 74 6f 20 74 68 |equivale|nt to th|
|00004720| 65 20 6c 6f 6f 6b 20 62 | 61 63 6b 20 61 6c 67 6f |e look b|ack algo|
|00004730| 72 69 74 68 6d 73 2c 20 | 77 69 74 68 6f 75 74 20 |rithms, |without |
|00004740| 6c 6f 6f 6b 69 6e 67 20 | 62 61 63 6b 2e 20 0a 49 |looking |back. .I|
|00004750| 74 20 63 61 6e 20 62 65 | 20 75 73 65 64 20 66 6f |t can be| used fo|
|00004760| 72 20 67 72 61 70 68 69 | 63 20 73 74 65 72 65 6f |r graphi|c stereo|
|00004770| 67 72 61 6d 73 2c 20 61 | 73 20 77 65 6c 6c 20 61 |grams, a|s well a|
|00004780| 73 20 74 68 65 20 74 65 | 78 74 20 73 74 65 72 65 |s the te|xt stere|
|00004790| 6f 67 72 61 6d 73 2e 20 | 0a 49 74 20 73 69 6d 70 |ograms. |.It simp|
|000047a0| 6c 79 20 73 74 6f 72 65 | 73 20 69 6e 20 50 41 54 |ly store|s in PAT|
|000047b0| 54 45 52 4e 20 74 68 65 | 20 76 61 6c 75 65 73 20 |TERN the| values |
|000047c0| 77 65 20 77 6f 75 6c 64 | 20 6c 6f 6f 6b 20 62 61 |we would| look ba|
|000047d0| 63 6b 20 61 74 2e 20 20 | 54 68 65 20 69 6e 70 75 |ck at. |The inpu|
|000047e0| 74 20 0a 66 69 6c 65 20 | 69 73 20 64 65 70 74 68 |t .file |is depth|
|000047f0| 20 64 61 74 61 2c 20 6f | 72 20 61 20 7a 2d 62 75 | data, o|r a z-bu|
|00004800| 66 66 65 72 20 28 73 65 | 65 20 65 78 61 6d 70 6c |ffer (se|e exampl|
|00004810| 65 20 69 6e 70 75 74 20 | 62 65 6c 6f 77 29 2e 20 |e input |below). |
|00004820| 20 54 68 65 20 6c 65 76 | 65 6c 73 20 0a 61 76 61 | The lev|els .ava|
|00004830| 69 6c 61 62 6c 65 20 69 | 6e 20 61 20 70 69 63 74 |ilable i|n a pict|
|00004840| 75 72 65 20 61 72 65 20 | 74 68 65 20 6d 61 78 69 |ure are |the maxi|
|00004850| 6d 75 6d 20 70 61 74 74 | 65 72 6e 20 73 69 7a 65 |mum patt|ern size|
|00004860| 20 64 69 76 69 64 65 64 | 20 62 79 20 74 77 6f 20 | divided| by two |
|00004870| 6d 69 6e 75 73 20 0a 6f | 6e 65 2e 20 20 4d 61 78 |minus .o|ne. Max|
|00004880| 69 6d 75 6d 20 70 61 74 | 74 65 72 6e 20 73 69 7a |imum pat|tern siz|
|00004890| 65 20 73 68 6f 75 6c 64 | 20 62 65 20 65 71 75 69 |e should| be equi|
|000048a0| 76 61 6c 65 6e 74 20 74 | 6f 20 68 61 6c 66 20 74 |valent t|o half t|
|000048b0| 68 65 20 64 69 73 74 61 | 6e 63 65 20 0a 62 65 74 |he dista|nce .bet|
|000048c0| 77 65 65 6e 20 74 68 65 | 20 65 79 65 73 20 28 66 |ween the| eyes (f|
|000048d0| 6f 72 20 65 61 73 79 20 | 76 69 65 77 69 6e 67 29 |or easy |viewing)|
|000048e0| 2c 20 77 68 69 63 68 20 | 69 73 20 61 62 6f 75 74 |, which |is about|
|000048f0| 20 31 20 31 2f 34 20 69 | 6e 63 68 65 73 2e 20 20 | 1 1/4 i|nches. |
|00004900| 53 6f 2c 20 66 6f 72 20 | 0a 74 79 70 69 63 61 6c |So, for |.typical|
|00004910| 20 74 65 78 74 20 73 74 | 65 72 65 6f 67 72 61 6d | text st|ereogram|
|00004920| 73 20 6f 6e 20 61 6e 20 | 38 30 20 63 68 61 72 20 |s on an |80 char |
|00004930| 64 69 73 70 6c 61 79 2c | 20 74 68 61 74 27 73 20 |display,| that's |
|00004940| 61 62 6f 75 74 20 31 30 | 20 63 68 61 72 61 63 74 |about 10| charact|
|00004950| 65 72 73 20 0a 66 6f 72 | 20 74 68 65 20 6d 61 78 |ers .for| the max|
|00004960| 69 6d 75 6d 20 70 61 74 | 74 65 72 6e 20 73 69 7a |imum pat|tern siz|
|00004970| 65 20 61 6e 64 20 34 20 | 6f 72 20 35 20 6c 65 76 |e and 4 |or 5 lev|
|00004980| 65 6c 73 20 61 76 61 69 | 6c 61 62 6c 65 2e 20 20 |els avai|lable. |
|00004990| 48 6f 77 65 76 65 72 2c | 20 73 69 6e 63 65 20 0a |However,| since .|
|000049a0| 34 20 6f 72 20 35 20 6c | 65 76 65 6c 73 20 69 73 |4 or 5 l|evels is|
|000049b0| 20 75 6e 72 65 61 73 6f | 6e 61 62 6c 65 2c 20 77 | unreaso|nable, w|
|000049c0| 65 20 70 75 73 68 20 74 | 68 65 20 6d 61 78 20 70 |e push t|he max p|
|000049d0| 61 74 74 65 72 6e 20 73 | 69 7a 65 20 74 6f 20 31 |attern s|ize to 1|
|000049e0| 36 20 28 73 74 69 6c 6c | 20 0a 6c 65 73 73 20 74 |6 (still| .less t|
|000049f0| 68 61 74 20 74 68 65 20 | 32 30 20 63 68 61 72 61 |hat the |20 chara|
|00004a00| 63 74 65 72 20 64 69 73 | 74 61 6e 63 65 20 62 65 |cter dis|tance be|
|00004a10| 74 77 65 65 6e 20 74 68 | 65 20 65 79 65 73 29 2e |tween th|e eyes).|
|00004a20| 20 20 54 68 69 73 20 67 | 69 76 65 73 20 75 73 20 | This g|ives us |
|00004a30| 61 62 6f 75 74 20 0a 37 | 20 6f 72 20 38 20 6c 65 |about .7| or 8 le|
|00004a40| 76 65 6c 73 2e 0a 0a 49 | 66 20 77 65 20 64 6f 20 |vels...I|f we do |
|00004a50| 61 6c 6c 6f 77 20 6d 6f | 72 65 20 74 68 61 6e 20 |allow mo|re than |
|00004a60| 37 20 6c 65 76 65 6c 73 | 20 77 68 65 6e 20 74 68 |7 levels| when th|
|00004a70| 65 20 6d 61 78 20 70 61 | 74 74 65 72 6e 20 73 69 |e max pa|ttern si|
|00004a80| 7a 65 20 69 73 20 31 36 | 2c 20 74 68 65 20 0a 72 |ze is 16|, the .r|
|00004a90| 65 70 65 61 74 69 6e 67 | 20 70 61 74 74 65 72 6e |epeating| pattern|
|00004aa0| 20 28 6f 66 20 73 69 7a | 65 20 6d 61 78 20 70 61 | (of siz|e max pa|
|00004ab0| 74 74 65 72 6e 20 2d 20 | 63 75 72 72 65 6e 74 20 |ttern - |current |
|00004ac0| 6c 65 76 65 6c 29 20 67 | 72 6f 77 73 20 73 6f 20 |level) g|rows so |
|00004ad0| 73 6d 61 6c 6c 20 74 68 | 61 74 20 0a 66 6f 75 72 |small th|at .four|
|00004ae0| 20 6f 66 20 74 68 65 6d | 20 69 6e 20 61 20 72 6f | of them| in a ro|
|00004af0| 77 20 28 65 2e 67 2e 2c | 20 6f 66 20 73 69 7a 65 |w (e.g.,| of size|
|00004b00| 20 37 29 20 77 6f 75 6c | 64 20 61 6c 73 6f 20 63 | 7) woul|d also c|
|00004b10| 72 65 61 74 65 20 74 77 | 6f 20 64 6f 75 62 6c 65 |reate tw|o double|
|00004b20| 20 0a 70 61 74 74 65 72 | 6e 73 20 69 6e 20 61 20 | .patter|ns in a |
|00004b30| 72 6f 77 20 28 6f 66 20 | 73 69 7a 65 20 31 34 29 |row (of |size 14)|
|00004b40| 2c 20 63 61 75 73 69 6e | 67 20 66 6c 6f 61 74 69 |, causin|g floati|
|00004b50| 65 73 20 28 61 6c 69 61 | 73 69 6e 67 29 2e 20 20 |es (alia|sing). |
|00004b60| 0a 0a 49 20 68 6f 70 65 | 20 49 27 6d 20 6d 61 6b |..I hope| I'm mak|
|00004b70| 69 6e 67 20 73 6f 6d 65 | 20 73 65 6e 73 65 2e 20 |ing some| sense. |
|00004b80| 20 49 27 6c 6c 20 74 72 | 79 20 74 6f 20 73 70 65 | I'll tr|y to spe|
|00004b90| 6e 64 20 73 6f 6d 65 20 | 74 69 6d 65 20 72 65 77 |nd some |time rew|
|00004ba0| 72 69 74 69 6e 67 20 74 | 68 69 73 2e 20 0a 49 6e |riting t|his. .In|
|00004bb0| 20 61 64 64 69 74 69 6f | 6e 2c 20 49 27 6c 6c 20 | additio|n, I'll |
|00004bc0| 69 6e 74 65 67 72 61 74 | 65 20 61 6e 73 77 65 72 |integrat|e answer|
|00004bd0| 73 20 74 6f 20 61 6e 79 | 20 71 75 65 73 74 69 6f |s to any| questio|
|00004be0| 6e 73 20 74 68 61 74 20 | 63 6f 6d 65 20 61 73 20 |ns that |come as |
|00004bf0| 61 20 72 65 73 75 6c 74 | 20 0a 6f 66 20 74 68 69 |a result| .of thi|
|00004c00| 73 20 6d 65 73 73 21 20 | 20 49 6e 20 61 64 64 69 |s mess! | In addi|
|00004c10| 74 69 6f 6e 20 74 6f 20 | 74 68 65 20 69 6e 66 6f |tion to |the info|
|00004c20| 72 6d 61 74 69 6f 6e 20 | 68 65 72 65 2c 20 77 65 |rmation |here, we|
|00004c30| 20 6e 65 65 64 20 74 6f | 20 61 64 64 20 61 20 67 | need to| add a g|
|00004c40| 6f 6f 64 20 0a 64 65 73 | 63 72 69 70 74 69 6f 6e |ood .des|cription|
|00004c50| 20 6f 66 20 68 6f 77 20 | 74 68 65 79 20 77 6f 72 | of how |they wor|
|00004c60| 6b 20 28 74 68 61 74 20 | 69 73 20 6e 6f 74 20 63 |k (that |is not c|
|00004c70| 6f 76 65 72 65 64 20 68 | 65 72 65 29 2e 0a 0a 0a |overed h|ere)....|
|00004c80| 50 4c 20 3a 20 50 72 65 | 76 69 6f 75 73 20 4c 65 |PL : Pre|vious Le|
|00004c90| 76 65 6c 20 76 61 6c 75 | 65 0a 4e 4c 20 3a 20 4e |vel valu|e.NL : N|
|00004ca0| 65 78 74 20 4c 65 76 65 | 6c 20 76 61 6c 75 65 0a |ext Leve|l value.|
|00004cb0| 0a 49 4e 49 54 49 41 4c | 20 4c 45 56 45 4c 20 53 |.INITIAL| LEVEL S|
|00004cc0| 45 54 54 49 4e 47 0a 50 | 4c 20 3d 20 30 0a 0a 4f |ETTING.P|L = 0..O|
|00004cd0| 50 45 4e 20 49 4e 50 55 | 54 20 46 49 4c 45 20 46 |PEN INPU|T FILE F|
|00004ce0| 4f 52 20 52 45 41 44 49 | 4e 47 0a 57 48 49 4c 45 |OR READI|NG.WHILE|
|00004cf0| 20 4e 4f 54 20 45 4f 46 | 20 28 59 20 44 49 4d 45 | NOT EOF| (Y DIME|
|00004d00| 4e 53 49 4f 4e 3a 20 46 | 4f 52 20 45 41 43 48 20 |NSION: F|OR EACH |
|00004d10| 4c 49 4e 45 29 0a 0a 20 | 20 20 47 45 4e 45 52 41 |LINE).. | GENERA|
|00004d20| 54 45 20 4e 45 57 20 50 | 41 54 54 45 52 4e 0a 20 |TE NEW P|ATTERN. |
|00004d30| 20 20 53 45 54 20 50 41 | 54 54 45 52 4e 20 50 54 | SET PA|TTERN PT|
|00004d40| 52 20 54 4f 20 42 45 47 | 49 4e 4e 49 4e 47 20 4f |R TO BEG|INNING O|
|00004d50| 46 20 50 41 54 54 45 52 | 4e 0a 20 20 20 4f 55 54 |F PATTER|N. OUT|
|00004d60| 50 55 54 20 46 55 4c 4c | 20 50 41 54 54 45 52 4e |PUT FULL| PATTERN|
|00004d70| 0a 0a 20 20 20 57 48 49 | 4c 45 20 4e 4f 54 20 45 |.. WHI|LE NOT E|
|00004d80| 4f 4c 20 28 58 20 44 49 | 4d 45 4e 53 49 4f 4e 3a |OL (X DI|MENSION:|
|00004d90| 20 46 4f 52 20 45 41 43 | 48 20 50 4f 53 49 54 49 | FOR EAC|H POSITI|
|00004da0| 4f 4e 29 0a 0a 20 20 20 | 20 20 20 4e 4c 20 3d 20 |ON).. | NL = |
|00004db0| 4e 45 58 54 20 49 4e 50 | 55 54 20 4c 45 56 45 4c |NEXT INP|UT LEVEL|
|00004dc0| 20 56 41 4c 55 45 0a 20 | 20 20 20 20 20 49 46 20 | VALUE. | IF |
|00004dd0| 4e 4c 20 21 3d 20 50 4c | 20 28 49 46 20 57 45 27 |NL != PL| (IF WE'|
|00004de0| 52 45 20 43 48 41 4e 47 | 49 4e 47 20 4c 45 56 45 |RE CHANG|ING LEVE|
|00004df0| 4c 53 29 0a 0a 20 20 20 | 20 20 20 20 20 20 49 46 |LS).. | IF|
|00004e00| 20 4e 4c 20 3e 20 50 4c | 20 28 49 46 20 57 45 27 | NL > PL| (IF WE'|
|00004e10| 52 45 20 4d 4f 56 49 4e | 47 20 55 50 29 0a 20 20 |RE MOVIN|G UP). |
|00004e20| 20 20 20 20 20 20 20 20 | 20 20 44 45 4c 45 54 45 | | DELETE|
|00004e30| 20 4e 45 58 54 20 4e 4c | 2d 50 4c 20 42 49 54 53 | NEXT NL|-PL BITS|
|00004e40| 20 49 4e 20 50 41 54 54 | 45 52 4e 20 46 52 4f 4d | IN PATT|ERN FROM|
|00004e50| 20 50 54 52 20 46 4f 52 | 57 41 52 44 0a 20 20 20 | PTR FOR|WARD. |
|00004e60| 20 20 20 20 20 20 20 20 | 20 28 49 46 20 47 4f 49 | | (IF GOI|
|00004e70| 4e 47 20 46 52 4f 4d 20 | 4c 45 56 45 4c 20 30 20 |NG FROM |LEVEL 0 |
|00004e80| 54 4f 20 32 2c 20 44 45 | 4c 45 54 45 20 32 20 42 |TO 2, DE|LETE 2 B|
|00004e90| 49 54 53 20 49 4e 20 50 | 41 54 54 45 52 4e 29 0a |ITS IN P|ATTERN).|
|00004ea0| 0a 20 20 20 20 20 20 20 | 20 20 45 4c 53 45 20 28 |. | ELSE (|
|00004eb0| 49 46 20 4d 4f 56 49 4e | 47 20 44 4f 57 4e 2c 20 |IF MOVIN|G DOWN, |
|00004ec0| 41 57 41 59 29 0a 20 20 | 20 20 20 20 20 20 20 20 |AWAY). | |
|00004ed0| 20 20 49 4e 53 45 52 54 | 20 50 4c 2d 4e 4c 20 52 | INSERT| PL-NL R|
|00004ee0| 41 4e 44 4f 4d 20 42 49 | 54 53 20 49 4e 54 4f 20 |ANDOM BI|TS INTO |
|00004ef0| 50 41 54 54 45 52 4e 20 | 41 54 20 50 54 52 20 50 |PATTERN |AT PTR P|
|00004f00| 4f 53 49 54 49 4f 4e 0a | 20 20 20 20 20 20 20 20 |OSITION.| |
|00004f10| 20 20 20 20 28 49 46 20 | 47 4f 49 4e 47 20 46 52 | (IF |GOING FR|
|00004f20| 4f 4d 20 4c 45 56 45 4c | 20 33 20 54 4f 20 32 2c |OM LEVEL| 3 TO 2,|
|00004f30| 20 49 4e 53 45 52 54 20 | 31 20 42 49 54 20 49 4e | INSERT |1 BIT IN|
|00004f40| 54 4f 20 50 41 54 54 45 | 52 4e 29 0a 0a 20 20 20 |TO PATTE|RN).. |
|00004f50| 20 20 20 20 20 20 50 4c | 20 3d 20 4e 4c 20 28 55 | PL| = NL (U|
|00004f60| 50 44 41 54 45 20 50 4c | 29 0a 20 20 20 20 20 20 |PDATE PL|). |
|00004f70| 20 20 20 4f 55 54 50 55 | 54 20 4e 45 58 54 20 56 | OUTPU|T NEXT V|
|00004f80| 41 4c 55 45 20 49 4e 20 | 50 41 54 54 45 52 4e 0a |ALUE IN |PATTERN.|
|00004f90| 0a 20 20 20 20 20 20 45 | 4c 53 45 0a 20 20 20 20 |. E|LSE. |
|00004fa0| 20 20 20 20 20 4f 55 54 | 50 55 54 20 4e 45 58 54 | OUT|PUT NEXT|
|00004fb0| 20 56 41 4c 55 45 20 49 | 4e 20 50 41 54 54 45 52 | VALUE I|N PATTER|
|00004fc0| 4e 0a 0a 20 20 20 20 20 | 20 41 44 56 41 4e 43 45 |N.. | ADVANCE|
|00004fd0| 20 50 41 54 54 45 52 4e | 20 50 54 52 20 28 43 49 | PATTERN| PTR (CI|
|00004fe0| 52 43 55 4c 41 52 20 50 | 41 54 54 45 52 4e 29 0a |RCULAR P|ATTERN).|
|00004ff0| 20 20 20 20 20 20 41 44 | 56 41 4e 43 45 20 49 4e | AD|VANCE IN|
|00005000| 50 55 54 20 50 54 52 0a | 20 20 20 20 20 20 20 20 |PUT PTR.| |
|00005010| 20 20 20 20 0a 0a 28 52 | 65 64 75 6e 64 61 6e 63 | ..(R|edundanc|
|00005020| 79 20 65 78 69 73 74 73 | 20 74 6f 20 73 69 6d 70 |y exists| to simp|
|00005030| 6c 69 66 79 20 72 65 61 | 64 61 62 69 6c 69 74 79 |lify rea|dability|
|00005040| 2e 29 0a 0a 41 73 73 75 | 6d 69 6e 67 20 73 70 61 |.)..Assu|ming spa|
|00005050| 63 65 73 20 74 72 61 6e | 73 6c 61 74 65 20 74 6f |ces tran|slate to|
|00005060| 20 6c 65 76 65 6c 20 30 | 2c 20 69 6e 70 75 74 20 | level 0|, input |
|00005070| 6c 69 6b 65 20 74 68 69 | 73 20 28 74 68 61 6e 6b |like thi|s (thank|
|00005080| 73 2c 20 44 61 76 65 20 | 0a 54 68 6f 6d 61 73 29 |s, Dave |.Thomas)|
|00005090| 3a 0a 0a 0a 20 20 20 32 | 32 32 32 32 32 32 32 32 |:... 2|22222222|
|000050a0| 32 32 32 32 32 32 32 32 | 20 20 20 20 20 20 20 20 |22222222| |
|000050b0| 20 20 31 31 31 31 31 31 | 31 31 31 31 31 31 31 31 | 111111|11111111|
|000050c0| 31 31 31 31 31 31 31 31 | 31 0a 20 20 20 32 32 32 |11111111|1. 222|
|000050d0| 32 32 32 32 32 32 32 32 | 32 32 32 32 32 32 32 32 |22222222|22222222|
|000050e0| 20 20 20 20 20 20 20 20 | 31 31 31 31 31 31 31 31 | |11111111|
|000050f0| 31 31 31 31 31 31 31 31 | 31 31 31 31 31 31 31 0a |11111111|1111111.|
|00005100| 20 20 20 32 32 32 32 32 | 32 32 32 32 32 32 32 32 | 22222|22222222|
|00005110| 32 32 32 32 32 32 32 20 | 20 20 20 20 20 20 31 31 |2222222 | 11|
|00005120| 31 31 31 31 31 31 31 31 | 31 31 31 31 31 31 31 31 |11111111|11111111|
|00005130| 31 31 31 31 31 0a 20 20 | 20 32 32 32 32 32 20 20 |11111. | 22222 |
|00005140| 20 20 20 20 20 20 20 20 | 32 32 32 32 32 20 20 20 | |22222 |
|00005150| 20 20 20 20 20 20 20 20 | 20 20 20 20 20 31 31 31 | | 111|
|00005160| 31 31 0a 20 20 20 32 32 | 32 32 32 20 20 20 20 20 |11. 22|222 |
|00005170| 20 20 20 20 20 32 32 32 | 32 32 20 20 20 20 20 20 | 222|22 |
|00005180| 20 20 20 20 20 20 20 20 | 20 20 31 31 31 31 31 0a | | 11111.|
|00005190| 20 20 20 32 32 32 32 32 | 20 20 20 20 20 20 20 20 | 22222| |
|000051a0| 20 20 32 32 32 32 32 20 | 20 20 20 20 20 20 20 20 | 22222 | |
|000051b0| 20 20 20 20 20 20 20 31 | 31 31 31 31 0a 20 20 20 | 1|1111. |
|000051c0| 32 32 32 32 32 20 20 20 | 20 20 20 20 20 20 20 32 |22222 | 2|
|000051d0| 32 32 32 32 20 20 20 20 | 20 20 20 20 20 20 20 20 |2222 | |
|000051e0| 20 20 20 20 31 31 31 31 | 31 0a 20 20 20 32 32 32 | 1111|1. 222|
|000051f0| 32 32 20 20 20 20 20 20 | 20 20 20 20 32 32 32 32 |22 | 2222|
|00005200| 32 20 20 20 20 20 20 20 | 20 20 20 20 20 20 20 20 |2 | |
|00005210| 20 31 31 31 31 31 0a 20 | 20 20 32 32 32 32 32 20 | 11111. | 22222 |
|00005220| 20 20 20 20 20 20 20 20 | 20 32 32 32 32 32 20 20 | | 22222 |
|00005230| 20 20 20 20 20 20 20 20 | 20 20 20 20 20 20 31 31 | | 11|
|00005240| 31 31 31 0a 20 20 20 32 | 32 32 32 32 32 32 32 32 |111. 2|22222222|
|00005250| 32 32 32 32 32 32 32 32 | 32 32 32 20 20 20 20 20 |22222222|222 |
|00005260| 20 20 20 20 20 20 20 20 | 20 20 20 31 31 31 31 31 | | 11111|
|00005270| 0a 20 20 20 32 32 32 32 | 32 32 32 32 32 32 32 32 |. 2222|22222222|
|00005280| 32 32 32 32 32 32 32 20 | 20 20 20 20 20 20 20 20 |2222222 | |
|00005290| 20 20 20 20 20 20 20 20 | 31 31 31 31 31 0a 20 20 | |11111. |
|000052a0| 20 32 32 32 32 32 32 32 | 32 32 32 32 32 32 32 32 | 2222222|22222222|
|000052b0| 32 32 20 20 20 20 20 20 | 20 20 20 20 20 20 20 20 |22 | |
|000052c0| 20 20 20 20 20 31 31 31 | 31 31 0a 20 20 20 20 20 | 111|11. |
|000052d0| 20 20 20 20 20 20 20 20 | 20 20 20 20 20 20 20 20 | | |
|000052e0| 20 20 20 20 20 20 20 20 | 20 20 20 20 20 20 20 20 | | |
|000052f0| 20 20 20 20 20 20 20 20 | 20 20 20 20 20 20 20 20 | | |
|00005300| 20 20 20 20 20 20 20 20 | 20 20 20 09 0a 20 20 20 | | .. |
|00005310| 20 20 20 20 20 20 20 20 | 20 20 20 20 20 20 20 20 | | |
|00005320| 20 20 20 20 20 20 20 20 | 20 20 20 20 20 20 20 20 | | |
|00005330| 20 20 20 20 20 20 20 20 | 20 20 20 20 20 20 20 20 | | |
|00005340| 20 20 20 20 20 20 20 20 | 20 20 20 20 20 09 0a 59 | | ..Y|
|00005350| 69 65 6c 64 73 20 6f 75 | 74 70 75 74 20 6c 69 6b |ields ou|tput lik|
|00005360| 65 20 74 68 69 73 3a 0a | 0a 43 6f 36 26 60 52 28 |e this:.|.Co6&`R(|
|00005370| 44 28 76 22 69 60 3c 24 | 24 43 6f 36 26 60 52 28 |D(v"i`<$|$Co6&`R(|
|00005380| 44 28 76 22 69 60 3c 24 | 24 43 6f 36 26 60 52 28 |D(v"i`<$|$Co6&`R(|
|00005390| 44 28 76 22 69 60 3c 24 | 24 43 6f 36 26 60 52 28 |D(v"i`<$|$Co6&`R(|
|000053a0| 44 28 76 22 69 60 3c 24 | 24 43 6f 36 26 60 52 28 |D(v"i`<$|$Co6&`R(|
|000053b0| 44 0a 6d 77 42 79 26 3e | 60 2c 51 46 64 5a 3c 24 |D.mwBy&>|`,QFdZ<$|
|000053c0| 77 61 6d 77 42 79 26 3e | 60 2c 51 46 64 5a 3c 24 |wamwBy&>|`,QFdZ<$|
|000053d0| 77 61 6d 77 42 79 26 3e | 60 2c 51 46 64 5a 3c 24 |wamwBy&>|`,QFdZ<$|
|000053e0| 77 61 6d 77 42 79 26 3e | 60 2c 51 46 64 5a 3c 24 |wamwBy&>|`,QFdZ<$|
|000053f0| 77 61 6d 77 42 79 26 3e | 60 2c 0a 37 5a 2c 6f 3a |wamwBy&>|`,.7Z,o:|
|00005400| 2e 73 77 35 5b 72 48 74 | 26 7b 3a 37 5a 2c 6f 73 |.sw5[rHt|&{:7Z,os|
|00005410| 77 35 5b 72 48 74 26 7b | 3a 37 5a 2c 6f 73 77 35 |w5[rHt&{|:7Z,osw5|
|00005420| 30 35 5b 72 48 74 26 7b | 3a 37 5a 6f 73 77 35 30 |05[rHt&{|:7Zosw50|
|00005430| 35 5b 72 48 74 26 7b 3a | 37 5a 6f 73 77 35 30 35 |5[rHt&{:|7Zosw505|
|00005440| 5b 72 52 0a 67 22 45 7a | 51 79 7b 6c 57 5f 33 43 |[rR.g"Ez|Qy{lW_3C|
|00005450| 26 42 5b 38 67 22 45 7a | 7b 6c 57 5f 33 43 26 42 |&B[8g"Ez|{lW_3C&B|
|00005460| 5b 38 67 22 45 7a 7b 6c | 57 5f 33 53 33 43 26 42 |[8g"Ez{l|W_3S3C&B|
|00005470| 5b 38 67 22 7a 7b 6c 57 | 5f 33 53 33 43 26 42 5b |[8g"z{lW|_3S3C&B[|
|00005480| 38 67 22 7a 7b 6c 57 5f | 33 53 33 79 0a 79 69 51 |8g"z{lW_|3S3y.yiQ|
|00005490| 3f 66 69 56 46 21 47 7b | 54 41 74 72 4a 79 69 51 |?fiVF!G{|TAtrJyiQ|
|000054a0| 3f 56 46 21 47 7b 54 41 | 74 72 4a 79 69 51 3f 56 |?VF!G{TA|trJyiQ?V|
|000054b0| 46 21 47 7b 54 5d 54 41 | 74 72 4a 79 69 3f 56 46 |F!G{T]TA|trJyi?VF|
|000054c0| 21 47 7b 54 5d 54 41 74 | 72 4a 79 69 3f 56 46 21 |!G{T]TAt|rJyi?VF!|
|000054d0| 47 7b 54 5d 73 0a 31 60 | 49 7c 72 3f 46 4c 6f 42 |G{T]s.1`|I|r?FLoB|
|000054e0| 23 3c 73 66 21 51 31 60 | 49 7c 46 4c 6f 42 23 54 |#<sf!Q1`|I|FLoB#T|
|000054f0| 23 3c 73 66 21 51 31 60 | 49 4c 6f 42 23 54 61 54 |#<sf!Q1`|ILoB#TaT|
|00005500| 23 3c 73 66 21 51 31 60 | 49 4c 6f 42 23 54 61 23 |#<sf!Q1`|ILoB#Ta#|
|00005510| 3c 73 66 21 23 51 31 60 | 49 4c 6f 42 23 54 0a 6d |<sf!#Q1`|ILoB#T.m|
|00005520| 24 4c 75 53 44 30 68 68 | 37 5c 71 79 35 3a 6e 6d |$LuSD0hh|7\qy5:nm|
|00005530| 24 4c 75 30 68 68 37 5c | 78 5c 71 79 35 3a 6e 6d |$Lu0hh7\|x\qy5:nm|
|00005540| 24 4c 68 68 37 5c 78 22 | 78 5c 71 79 35 3a 6e 6d |$Lhh7\x"|x\qy5:nm|
|00005550| 24 4c 68 68 37 5c 78 22 | 5c 71 79 35 3a 2d 6e 6d |$Lhh7\x"|\qy5:-nm|
|00005560| 24 4c 68 68 37 5c 78 0a | 5b 23 37 68 72 71 4b 55 |$Lhh7\x.|[#7hrqKU|
|00005570| 6d 60 2f 3c 62 69 63 24 | 5b 23 37 68 4b 55 6d 60 |m`/<bic$|[#7hKUm`|
|00005580| 2f 37 2f 3c 62 69 63 24 | 5b 23 37 55 6d 60 2f 37 |/7/<bic$|[#7Um`/7|
|00005590| 72 37 2f 3c 62 69 63 24 | 5b 23 37 55 6d 60 2f 37 |r7/<bic$|[#7Um`/7|
|000055a0| 72 2f 3c 62 69 63 6b 24 | 5b 23 37 55 6d 60 2f 37 |r/<bick$|[#7Um`/7|
|000055b0| 0a 4c 2c 27 4f 29 58 5c | 4c 26 58 75 29 5a 55 77 |.L,'O)X\|L&Xu)ZUw|
|000055c0| 28 4c 2c 27 4f 5c 4c 26 | 58 75 7c 75 29 5a 55 77 |(L,'O\L&|Xu|u)ZUw|
|000055d0| 28 4c 2c 27 4c 26 58 75 | 7c 79 7c 75 29 5a 55 77 |(L,'L&Xu||y|u)ZUw|
|000055e0| 28 4c 2c 27 4c 26 58 75 | 7c 79 75 29 5a 55 77 79 |(L,'L&Xu||yu)ZUwy|
|000055f0| 28 4c 2c 27 4c 26 58 75 | 7c 0a 33 60 23 59 50 54 |(L,'L&Xu||.3`#YPT|
|00005600| 64 67 3a 2c 3b 72 6d 79 | 39 60 33 60 23 59 64 67 |dg:,;rmy|9`3`#Ydg|
|00005610| 3a 2c 3b 28 3b 72 6d 79 | 39 60 33 60 23 67 3a 2c |:,;(;rmy|9`3`#g:,|
|00005620| 3b 28 37 28 3b 72 6d 79 | 39 60 33 60 23 67 3a 2c |;(7(;rmy|9`3`#g:,|
|00005630| 3b 28 37 3b 72 6d 79 39 | 34 60 33 60 23 67 3a 2c |;(7;rmy9|4`3`#g:,|
|00005640| 3b 28 0a 31 77 5e 4e 37 | 64 3b 66 39 36 34 55 2c |;(.1w^N7|d;f964U,|
|00005650| 79 6d 6c 31 77 5e 4e 3b | 66 39 36 34 26 34 55 2c |yml1w^N;|f964&4U,|
|00005660| 79 6d 6c 31 77 5e 66 39 | 36 34 26 3b 26 34 55 2c |yml1w^f9|64&;&4U,|
|00005670| 79 6d 6c 31 77 5e 66 39 | 36 34 26 3b 34 55 2c 79 |yml1w^f9|64&;4U,y|
|00005680| 6d 7b 6c 31 77 5e 66 39 | 36 34 26 0a 3c 3e 59 38 |m{l1w^f9|64&.<>Y8|
|00005690| 69 67 49 44 28 5d 3f 22 | 41 30 2b 3b 3c 3e 59 38 |igID(]?"|A0+;<>Y8|
|000056a0| 49 44 28 5d 3f 22 41 30 | 2b 3b 3c 3e 59 38 49 44 |ID(]?"A0|+;<>Y8ID|
|000056b0| 28 5d 3f 22 3f 22 41 30 | 2b 3b 3c 3e 59 38 49 44 |(]?"?"A0|+;<>Y8ID|
|000056c0| 28 5d 3f 22 3f 41 30 2b | 3b 3c 4f 3e 59 38 49 44 |(]?"?A0+|;<O>Y8ID|
|000056d0| 28 5d 3f 22 0a 65 52 6c | 35 68 66 4a 78 2e 63 44 |(]?".eRl|5hfJx.cD|
|000056e0| 30 74 73 63 68 65 52 6c | 35 4a 78 2e 63 44 30 74 |0tscheRl|5Jx.cD0t|
|000056f0| 73 63 68 65 52 6c 35 4a | 78 2e 63 44 65 44 30 74 |scheRl5J|x.cDeD0t|
|00005700| 73 63 68 65 52 6c 35 4a | 78 2e 63 44 65 44 74 73 |scheRl5J|x.cDeDts|
|00005710| 63 68 65 69 52 6c 35 4a | 78 2e 63 44 65 0a 76 2c |cheiRl5J|x.cDe.v,|
|00005720| 72 37 66 36 25 3c 29 52 | 2d 41 61 56 5e 68 76 2c |r7f6%<)R|-AaV^hv,|
|00005730| 72 37 25 3c 29 52 2d 41 | 61 56 5e 68 76 2c 72 37 |r7%<)R-A|aV^hv,r7|
|00005740| 25 3c 29 70 29 52 2d 41 | 61 56 5e 68 76 2c 72 37 |%<)p)R-A|aV^hv,r7|
|00005750| 25 3c 29 70 29 52 2d 61 | 56 5e 68 76 3e 2c 72 37 |%<)p)R-a|V^hv>,r7|
|00005760| 25 3c 29 70 29 52 0a 56 | 62 57 71 64 5e 5d 71 69 |%<)p)R.V|bWqd^]qi|
|00005770| 28 49 52 57 29 79 74 56 | 62 57 71 64 5e 5d 71 69 |(IRW)ytV|bWqd^]qi|
|00005780| 28 49 52 57 29 79 74 56 | 62 57 71 64 5e 5d 71 69 |(IRW)ytV|bWqd^]qi|
|00005790| 28 49 52 57 29 79 74 56 | 62 57 71 64 5e 5d 71 69 |(IRW)ytV|bWqd^]qi|
|000057a0| 28 49 52 57 29 79 74 56 | 62 57 71 64 5e 5d 71 0a |(IRW)ytV|bWqd^]q.|
|000057b0| 60 5e 59 2d 7a 38 76 3d | 5b 67 42 58 28 41 71 71 |`^Y-z8v=|[gBX(Aqq|
|000057c0| 60 5e 59 2d 7a 38 76 3d | 5b 67 42 58 28 41 71 71 |`^Y-z8v=|[gBX(Aqq|
|000057d0| 60 5e 59 2d 7a 38 76 3d | 5b 67 42 58 28 41 71 71 |`^Y-z8v=|[gBX(Aqq|
|000057e0| 60 5e 59 2d 7a 38 76 3d | 5b 67 42 58 28 41 71 71 |`^Y-z8v=|[gBX(Aqq|
|000057f0| 60 5e 59 2d 7a 38 76 3d | 0a 0a 0a 54 68 69 73 20 |`^Y-z8v=|...This |
|00005800| 75 73 65 73 20 31 36 20 | 61 73 20 74 68 65 20 4d |uses 16 |as the M|
|00005810| 61 78 20 70 61 74 74 65 | 72 6e 20 73 69 7a 65 2e |ax patte|rn size.|
|00005820| 20 20 4e 6f 74 69 63 65 | 20 6f 6e 20 74 68 65 20 | Notice| on the |
|00005830| 74 68 69 72 64 20 6c 69 | 6e 65 20 6f 66 20 74 68 |third li|ne of th|
|00005840| 65 20 0a 6f 75 74 70 75 | 74 20 28 74 68 65 20 66 |e .outpu|t (the f|
|00005850| 69 72 73 74 20 6c 69 6e | 65 20 77 69 74 68 20 6c |irst lin|e with l|
|00005860| 65 76 65 6c 20 63 68 61 | 6e 67 65 73 29 2c 20 74 |evel cha|nges), t|
|00005870| 68 65 20 70 61 74 74 65 | 72 6e 20 69 73 20 22 37 |he patte|rn is "7|
|00005880| 5a 20 2e 2e 2e 20 26 7b | 3a 22 2e 0a 57 68 65 6e |Z ... &{|:"..When|
|00005890| 20 77 65 20 67 6f 20 66 | 72 6f 6d 20 6c 65 76 65 | we go f|rom leve|
|000058a0| 6c 20 30 20 74 6f 20 6c | 65 76 65 6c 20 32 2c 20 |l 0 to l|evel 2, |
|000058b0| 77 65 20 6c 6f 73 65 20 | 74 77 6f 20 63 68 61 72 |we lose |two char|
|000058c0| 61 63 74 65 72 73 20 28 | 69 2e 65 2e 2c 20 22 3a |acters (|i.e., ":|
|000058d0| 2e 22 29 2e 0a 57 68 65 | 6e 20 77 65 20 67 6f 20 |.")..Whe|n we go |
|000058e0| 66 72 6f 6d 20 6c 65 76 | 65 6c 20 32 20 62 61 63 |from lev|el 2 bac|
|000058f0| 6b 20 74 6f 20 6c 65 76 | 65 6c 20 30 2c 20 77 65 |k to lev|el 0, we|
|00005900| 20 69 6e 73 65 72 74 20 | 74 77 6f 20 6e 65 77 20 | insert |two new |
|00005910| 63 68 61 72 61 63 74 65 | 72 73 20 0a 28 69 2e 65 |characte|rs .(i.e|
|00005920| 2e 2c 20 22 30 35 22 20 | 61 66 74 65 72 20 74 68 |., "05" |after th|
|00005930| 65 20 22 6f 73 77 35 22 | 29 2e 0a 0a 41 6e 79 20 |e "osw5"|)...Any |
|00005940| 71 75 65 73 74 69 6f 6e | 73 3f 20 20 4f 72 20 62 |question|s? Or b|
|00005950| 65 74 74 65 72 20 79 65 | 74 2c 20 77 68 61 74 20 |etter ye|t, what |
|00005960| 64 69 64 20 49 20 6c 65 | 61 76 65 20 6f 75 74 3f |did I le|ave out?|
|00005970| 3f 20 20 49 20 64 6f 20 | 68 6f 70 65 20 74 68 69 |? I do |hope thi|
|00005980| 73 20 68 65 6c 70 73 20 | 0a 73 6f 6d 65 6f 6e 65 |s helps |.someone|
|00005990| 21 3f 21 0a 0a 0a 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |!?!...--|--------|
|000059a0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|000059b0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|000059c0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|000059d0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 0a 2d 2d |--------|-----.--|
|000059e0| 2d 2d 2d 20 53 49 52 44 | 53 20 50 55 42 4c 49 43 |--- SIRD|S PUBLIC|
|000059f0| 41 54 49 4f 4e 53 20 2d | 2d 2d 2d 2d 2d 2d 2d 2d |ATIONS -|--------|
|00005a00| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00005a10| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00005a20| 2d 2d 2d 2d 2d 0a 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |-----.--|--------|
|00005a30| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00005a40| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00005a50| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00005a60| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 0a 0a 53 |--------|-----..S|
|00005a70| 65 61 72 63 68 20 6c 69 | 62 72 61 72 79 20 64 61 |earch li|brary da|
|00005a80| 74 61 62 61 73 65 73 20 | 77 69 74 68 20 74 68 65 |tabases |with the|
|00005a90| 73 65 20 6b 65 79 77 6f | 72 64 73 3a 20 53 74 65 |se keywo|rds: Ste|
|00005aa0| 72 65 6f 67 72 61 6d 2c | 20 41 75 74 6f 73 74 65 |reogram,| Autoste|
|00005ab0| 72 65 6f 67 72 61 6d 2c | 20 0a 53 49 52 44 53 20 |reogram,| .SIRDS |
|00005ac0| 28 53 69 6e 67 6c 65 20 | 49 6d 61 67 65 20 52 61 |(Single |Image Ra|
|00005ad0| 6e 64 6f 6d 20 44 6f 74 | 20 53 74 65 72 65 6f 67 |ndom Dot| Stereog|
|00005ae0| 72 61 6d 29 2c 20 52 44 | 53 2e 0a 0a 3e 46 72 6f |ram), RD|S...>Fro|
|00005af0| 6d 20 45 2e 54 68 6f 6d | 70 73 6f 6e 40 6e 63 6c |m E.Thom|pson@ncl|
|00005b00| 2e 61 63 2e 75 6b 3a 0a | 41 6e 20 65 78 63 65 6c |.ac.uk:.|An excel|
|00005b10| 6c 65 6e 74 20 73 6f 75 | 72 63 65 20 6f 66 20 69 |lent sou|rce of i|
|00005b20| 6e 66 6f 72 6d 61 74 69 | 6f 6e 20 28 73 61 6d 70 |nformati|on (samp|
|00005b30| 6c 65 20 52 44 53 20 61 | 6e 64 20 73 6f 75 72 63 |le RDS a|nd sourc|
|00005b40| 65 20 63 6f 64 65 29 0a | 69 73 20 63 6f 6e 74 61 |e code).|is conta|
|00005b50| 69 6e 65 64 20 69 6e 20 | 41 6e 64 72 65 77 20 41 |ined in |Andrew A|
|00005b60| 2e 4b 69 6e 73 6d 61 6e | 20 2d 20 52 61 6e 64 6f |.Kinsman| - Rando|
|00005b70| 6d 20 44 6f 74 20 53 74 | 65 72 65 6f 67 72 61 6d |m Dot St|ereogram|
|00005b80| 73 0a 49 53 42 4e 20 30 | 2d 39 36 33 30 31 34 32 |s.ISBN 0|-9630142|
|00005b90| 2d 31 2d 38 20 20 24 31 | 33 2e 39 35 20 55 2e 53 |-1-8 $1|3.95 U.S|
|00005ba0| 2e 20 20 50 75 62 6c 69 | 73 68 65 64 20 62 79 20 |. Publi|shed by |
|00005bb0| 4b 69 6e 73 6d 61 6e 20 | 50 68 79 73 69 63 73 2c |Kinsman |Physics,|
|00005bc0| 20 0a 50 2e 4f 2e 20 42 | 6f 78 20 32 32 36 38 32 | .P.O. B|ox 22682|
|00005bd0| 2c 20 52 6f 63 68 65 73 | 74 65 72 2c 20 4e 2e 59 |, Roches|ter, N.Y|
|00005be0| 2e 20 31 34 36 39 32 2d | 32 36 38 32 0a 0a 53 65 |. 14692-|2682..Se|
|00005bf0| 65 20 74 68 65 20 66 6f | 6c 6c 6f 77 69 6e 67 20 |e the fo|llowing |
|00005c00| 70 65 72 69 6f 64 69 63 | 61 6c 73 3a 0a 4a 6f 75 |periodic|als:.Jou|
|00005c10| 72 6e 61 6c 20 6f 66 20 | 49 6d 61 67 69 6e 67 20 |rnal of |Imaging |
|00005c20| 53 63 69 65 6e 63 65 20 | 61 6e 64 20 54 65 63 68 |Science |and Tech|
|00005c30| 6e 6f 6c 6f 67 79 2c 20 | 4d 61 79 2f 4a 75 6e 65 |nology, |May/June|
|00005c40| 20 31 39 39 32 2c 20 56 | 6f 6c 20 33 36 2c 20 23 | 1992, V|ol 36, #|
|00005c50| 33 2e 0a 20 20 20 53 6c | 69 6e 6b 65 72 20 26 20 |3.. Sl|inker & |
|00005c60| 42 75 72 74 6f 6e 0a 44 | 2e 20 47 2e 20 53 74 6f |Burton.D|. G. Sto|
|00005c70| 72 6b 20 61 6e 64 20 43 | 2e 20 52 6f 63 63 61 2e |rk and C|. Rocca.|
|00005c80| 20 20 22 53 6f 66 74 77 | 61 72 65 20 66 6f 72 20 | "Softw|are for |
|00005c90| 67 65 6e 65 72 61 74 69 | 6e 67 20 61 75 74 6f 2d |generati|ng auto-|
|00005ca0| 72 61 6e 64 6f 6d 2d 64 | 6f 74 0a 20 20 20 20 73 |random-d|ot. s|
|00005cb0| 74 65 72 65 6f 67 72 61 | 6d 73 22 2c 20 5f 42 65 |tereogra|ms", _Be|
|00005cc0| 68 61 76 69 6f 72 5f 52 | 65 73 65 61 72 63 68 5f |havior_R|esearch_|
|00005cd0| 4d 65 74 68 6f 64 73 2c | 5f 49 6e 73 74 72 75 6d |Methods,|_Instrum|
|00005ce0| 65 6e 74 73 2c 5f 61 6e | 64 5f 43 6f 6d 70 75 74 |ents,_an|d_Comput|
|00005cf0| 65 72 73 5f 2c 0a 20 20 | 20 20 56 6f 6c 2e 20 32 |ers_,. | Vol. 2|
|00005d00| 31 2c 20 4e 6f 2e 20 35 | 2c 20 31 39 38 39 2c 20 |1, No. 5|, 1989, |
|00005d10| 70 70 2e 20 35 32 35 2d | 35 33 34 2e 0a 0a 0a 53 |pp. 525-|534....S|
|00005d20| 45 4e 44 20 4d 4f 52 45 | 20 52 45 46 45 52 45 4e |END MORE| REFEREN|
|00005d30| 43 45 53 21 0a 0a 0a 0a | 2d 2d 2d 2d 2d 2d 2d 2d |CES!....|--------|
|00005d40| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00005d50| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00005d60| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00005d70| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 0a |--------|-------.|
|00005d80| 2d 2d 2d 2d 2d 20 43 20 | 43 4f 44 45 20 54 4f 20 |----- C |CODE TO |
|00005d90| 47 45 4e 45 52 41 54 45 | 20 54 45 58 54 20 53 54 |GENERATE| TEXT ST|
|00005da0| 45 52 45 4f 47 52 41 4d | 53 20 2d 2d 2d 2d 2d 2d |EREOGRAM|S ------|
|00005db0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00005dc0| 2d 2d 2d 2d 2d 2d 2d 0a | 2d 2d 2d 2d 2d 2d 2d 2d |-------.|--------|
|00005dd0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00005de0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00005df0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00005e00| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 0a |--------|-------.|
|00005e10| 0a 41 6c 73 6f 20 66 72 | 6f 6d 20 44 61 76 65 20 |.Also fr|om Dave |
|00005e20| 54 68 6f 6d 61 73 3a 0a | 0a 4e 6f 77 20 68 65 72 |Thomas:.|.Now her|
|00005e30| 65 27 73 20 61 20 68 61 | 63 6b 20 6f 66 20 61 20 |e's a ha|ck of a |
|00005e40| 68 61 63 6b 20 49 20 66 | 6f 75 6e 64 20 6f 6e 20 |hack I f|ound on |
|00005e50| 74 68 65 20 6e 65 74 2e | 20 20 42 61 73 69 63 61 |the net.| Basica|
|00005e60| 6c 6c 79 20 69 74 20 67 | 65 6e 65 72 61 74 65 73 |lly it g|enerates|
|00005e70| 0a 73 74 65 72 65 6f 67 | 72 61 6d 73 20 66 72 6f |.stereog|rams fro|
|00005e80| 6d 20 61 73 63 69 69 20 | 64 69 61 67 72 61 6d 73 |m ascii |diagrams|
|00005e90| 2e 20 20 48 65 72 65 27 | 73 20 74 68 65 20 70 72 |. Here'|s the pr|
|00005ea0| 6f 67 72 61 6d 20 66 69 | 72 73 74 3a 0a 0a 23 64 |ogram fi|rst:..#d|
|00005eb0| 65 66 69 6e 65 20 44 45 | 50 54 48 30 20 20 31 36 |efine DE|PTH0 16|
|00005ec0| 0a 23 64 65 66 69 6e 65 | 20 43 4f 4c 53 20 20 20 |.#define| COLS |
|00005ed0| 20 37 39 0a 0a 23 69 6e | 63 6c 75 64 65 20 3c 73 | 79..#in|clude <s|
|00005ee0| 74 64 69 6f 2e 68 3e 0a | 0a 6d 61 69 6e 28 29 0a |tdio.h>.|.main().|
|00005ef0| 20 20 20 7b 0a 20 20 20 | 6c 6f 6e 67 20 6e 6f 77 | {. |long now|
|00005f00| 3b 0a 20 20 20 69 6e 74 | 20 63 6f 6c 3b 0a 20 20 |;. int| col;. |
|00005f10| 20 63 68 61 72 20 6d 5b | 43 4f 4c 53 2b 31 5d 2c | char m[|COLS+1],|
|00005f20| 73 5b 43 4f 4c 53 2b 31 | 5d 3b 0a 20 20 20 69 6e |s[COLS+1|];. in|
|00005f30| 74 20 69 2c 65 2c 63 3b | 0a 0a 20 20 20 2f 2a 20 |t i,e,c;|.. /* |
|00005f40| 73 65 65 64 20 72 61 6e | 64 6f 6d 20 6e 75 6d 62 |seed ran|dom numb|
|00005f50| 65 72 20 67 65 6e 65 72 | 61 74 6f 72 20 2a 2f 0a |er gener|ator */.|
|00005f60| 20 20 20 74 69 6d 65 20 | 28 26 6e 6f 77 29 3b 0a | time |(&now);.|
|00005f70| 20 20 20 73 72 61 6e 64 | 20 28 6e 6f 77 29 3b 0a | srand| (now);.|
|00005f80| 0a 20 20 20 2f 2a 20 70 | 72 69 6e 74 20 66 75 73 |. /* p|rint fus|
|00005f90| 69 6f 6e 20 58 27 73 20 | 2a 2f 0a 20 20 20 66 6f |ion X's |*/. fo|
|00005fa0| 72 20 28 63 6f 6c 20 3d | 20 30 3b 20 43 4f 4c 53 |r (col =| 0; COLS|
|00005fb0| 20 2d 20 63 6f 6c 20 3e | 3d 20 44 45 50 54 48 30 | - col >|= DEPTH0|
|00005fc0| 3b 20 63 6f 6c 20 2b 3d | 20 44 45 50 54 48 30 29 |; col +=| DEPTH0)|
|00005fd0| 0a 20 20 20 20 20 20 7b | 0a 20 20 20 20 20 20 66 |. {|. f|
|00005fe0| 6f 72 20 28 69 20 3d 20 | 30 3b 20 69 20 3c 20 44 |or (i = |0; i < D|
|00005ff0| 45 50 54 48 30 2d 31 3b | 20 2b 2b 69 29 0a 20 20 |EPTH0-1;| ++i). |
|00006000| 20 20 20 20 20 20 20 70 | 75 74 63 68 61 72 20 28 | p|utchar (|
|00006010| 27 20 27 29 3b 0a 20 20 | 20 20 20 20 70 75 74 63 |' ');. | putc|
|00006020| 68 61 72 20 28 27 58 27 | 29 3b 0a 20 20 20 20 20 |har ('X'|);. |
|00006030| 20 7d 0a 20 20 20 70 75 | 74 63 68 61 72 20 28 27 | }. pu|tchar ('|
|00006040| 5c 6e 27 29 3b 0a 0a 20 | 20 20 2f 2a 20 70 72 6f |\n');.. | /* pro|
|00006050| 63 65 73 73 20 69 6e 70 | 75 74 20 69 6d 61 67 65 |cess inp|ut image|
|00006060| 20 2a 2f 0a 20 20 20 77 | 68 69 6c 65 20 28 6d 65 | */. w|hile (me|
|00006070| 6d 73 65 74 28 6d 2c 27 | 5c 30 27 2c 43 4f 4c 53 |mset(m,'|\0',COLS|
|00006080| 2b 31 29 2c 66 67 65 74 | 73 20 28 6d 2c 20 43 4f |+1),fget|s (m, CO|
|00006090| 4c 53 2b 31 2c 20 73 74 | 64 69 6e 29 29 0a 20 20 |LS+1, st|din)). |
|000060a0| 20 20 20 20 7b 0a 20 20 | 20 20 20 20 65 20 3d 20 | {. | e = |
|000060b0| 30 3b 0a 20 20 20 20 20 | 20 73 5b 43 4f 4c 53 5d |0;. | s[COLS]|
|000060c0| 20 3d 20 30 3b 0a 20 20 | 20 20 20 20 66 6f 72 28 | = 0;. | for(|
|000060d0| 69 3d 30 3b 20 69 3c 43 | 4f 4c 53 3b 20 29 0a 20 |i=0; i<C|OLS; ). |
|000060e0| 20 20 20 20 20 20 20 20 | 7b 0a 20 20 20 20 20 20 | |{. |
|000060f0| 20 20 20 65 20 3d 20 30 | 3b 0a 20 20 20 20 20 20 | e = 0|;. |
|00006100| 20 20 20 77 68 69 6c 65 | 20 28 69 20 3e 3d 20 44 | while| (i >= D|
|00006110| 45 50 54 48 30 20 26 26 | 20 69 20 3c 20 43 4f 4c |EPTH0 &&| i < COL|
|00006120| 53 20 26 26 20 0a 20 20 | 20 20 20 20 20 20 20 20 |S && . | |
|00006130| 20 20 28 63 20 3d 20 6d | 5b 69 20 2d 20 44 45 50 | (c = m|[i - DEP|
|00006140| 54 48 30 5d 29 20 3e 3d | 20 27 30 27 20 26 26 20 |TH0]) >=| '0' && |
|00006150| 63 20 3c 3d 20 27 39 27 | 29 0a 20 20 20 20 20 20 |c <= '9'|). |
|00006160| 20 20 20 20 20 20 7b 0a | 20 20 20 20 20 20 20 20 | {.| |
|00006170| 20 20 20 20 65 20 3d 20 | 31 3b 0a 20 20 20 20 20 | e = |1;. |
|00006180| 20 20 20 20 20 20 20 73 | 5b 69 5d 20 3d 20 73 5b | s|[i] = s[|
|00006190| 69 2d 44 45 50 54 48 30 | 2b 63 2d 27 30 27 5d 3b |i-DEPTH0|+c-'0'];|
|000061a0| 0a 20 20 20 20 20 20 20 | 20 20 20 20 20 2b 2b 69 |. | ++i|
|000061b0| 3b 0a 20 20 20 20 20 20 | 20 20 20 20 20 20 7d 0a |;. | }.|
|000061c0| 20 20 20 20 20 20 20 20 | 20 73 5b 69 2b 2b 5d 20 | | s[i++] |
|000061d0| 3d 20 28 65 20 7c 7c 20 | 69 20 3c 20 44 45 50 54 |= (e || |i < DEPT|
|000061e0| 48 30 29 20 3f 20 72 61 | 6e 64 61 73 63 28 29 20 |H0) ? ra|ndasc() |
|000061f0| 3a 20 73 5b 69 2d 44 45 | 50 54 48 30 5d 3b 0a 20 |: s[i-DE|PTH0];. |
|00006200| 20 20 20 20 20 20 20 20 | 7d 0a 20 20 20 20 20 20 | |}. |
|00006210| 70 75 74 73 20 28 73 29 | 3b 0a 20 20 20 20 20 20 |puts (s)|;. |
|00006220| 7d 0a 7d 0a 0a 72 61 6e | 64 61 73 63 28 29 0a 7b |}.}..ran|dasc().{|
|00006230| 0a 20 20 20 2f 2a 20 6c | 61 72 67 65 20 73 65 74 |. /* l|arge set|
|00006240| 20 6f 66 20 72 61 6e 64 | 6f 6d 20 63 68 61 72 61 | of rand|om chara|
|00006250| 63 74 65 72 73 20 2a 2f | 0a 20 20 20 72 65 74 75 |cters */|. retu|
|00006260| 72 6e 20 28 27 21 27 2b | 72 61 6e 64 28 29 25 39 |rn ('!'+|rand()%9|
|00006270| 32 29 3b 0a 0a 20 20 20 | 2f 2a 20 6c 6f 77 65 72 |2);.. |/* lower|
|00006280| 63 61 73 65 20 72 61 6e | 64 6f 6d 20 6c 65 74 74 |case ran|dom lett|
|00006290| 65 72 73 20 2a 2f 0a 20 | 20 20 2f 2a 20 72 65 74 |ers */. | /* ret|
|000062a0| 75 72 6e 20 28 27 61 27 | 2b 72 61 6e 64 28 29 25 |urn ('a'|+rand()%|
|000062b0| 32 36 29 3b 20 2a 2f 0a | 7d 0a 0a 0a 54 72 79 20 |26); */.|}...Try |
|000062c0| 70 61 73 73 69 6e 67 20 | 69 74 20 74 68 69 73 20 |passing |it this |
|000062d0| 66 69 6c 65 20 61 73 20 | 74 68 65 20 73 74 61 6e |file as |the stan|
|000062e0| 64 61 72 64 20 69 6e 70 | 75 74 3a 0a 20 20 20 20 |dard inp|ut:. |
|000062f0| 20 20 20 20 20 20 20 20 | 20 20 20 20 20 20 20 20 | | |
|00006300| 20 20 20 20 20 20 20 20 | 20 20 20 20 0a 20 20 20 | | . |
|00006310| 20 20 20 20 20 20 20 20 | 32 32 32 32 32 32 32 32 | |22222222|
|00006320| 32 32 32 32 32 32 32 32 | 32 20 20 20 20 20 20 20 |22222222|2 |
|00006330| 20 20 20 20 31 31 31 31 | 31 31 31 31 31 31 31 31 | 1111|11111111|
|00006340| 31 31 31 31 31 31 31 31 | 31 31 31 0a 20 20 20 20 |11111111|111. |
|00006350| 20 20 20 20 20 20 20 32 | 32 32 32 32 32 32 32 32 | 2|22222222|
|00006360| 32 32 32 32 32 32 32 32 | 32 32 20 20 20 20 20 20 |22222222|22 |
|00006370| 20 20 20 31 31 31 31 31 | 31 31 31 31 31 31 31 31 | 11111|11111111|
|00006380| 31 31 31 31 31 31 31 31 | 31 31 0a 20 20 20 20 20 |11111111|11. |
|00006390| 20 20 20 20 20 20 32 32 | 32 32 32 32 32 32 32 32 | 22|22222222|
|000063a0| 32 32 32 32 32 32 32 32 | 32 32 20 20 20 20 20 20 |22222222|22 |
|000063b0| 20 20 31 31 31 31 31 31 | 31 31 31 31 31 31 31 31 | 111111|11111111|
|000063c0| 31 31 31 31 31 31 31 31 | 31 0a 20 20 20 20 20 20 |11111111|1. |
|000063d0| 20 20 20 20 20 32 32 32 | 32 32 20 20 20 20 20 20 | 222|22 |
|000063e0| 20 20 20 20 32 32 32 32 | 32 20 20 20 20 20 20 20 | 2222|2 |
|000063f0| 20 20 20 20 20 20 20 20 | 20 20 31 31 31 31 31 0a | | 11111.|
+--------+-------------------------+-------------------------+--------+--------+
Only 25.0 KB of data is shown above.