home *** CD-ROM | disk | FTP | other *** search
/ Graphics Plus / Graphics Plus.iso / msdos / raytrace / rayshade / doc / guide / camera.tex / node3_ct.html / node3_ct_ct.html < prev    next >
LaTeX Document  |  1992-02-09  |  2.5 KB

open in: MacOS 8.1     |     Win98     |     DOS

browse contents    |     view JSON data     |     view as text


This file was processed as: LaTeX Document (document/latex).

ConfidenceProgramDetectionMatch TypeSupport
100% dexvert LaTeX Document (document/latex) magic Supported
90% dexvert Hypertext Markup Language File (text/html) magic Supported
1% dexvert Text File (text/txt) fallback Supported
100% file HTML document text default (weak)
99% file LaTeX document text default
98% file exported SGML document text default
97% file exported SGML document, ASCII text, with CRLF, LF line terminators default
80% TrID HyperText Markup Language with DOCTYPE default
19% TrID HyperText Markup Language default
100% checkBytes Printable ASCII default
100% perlTextCheck Likely Text (Perl) default
100% gt2 HTML (Hyper Text Markup Language) Datei default
100% detectItEasy Format: plain text[LF] default (weak)
100% xdgMime text/html default



hex view
+--------+-------------------------+-------------------------+--------+--------+
|00000000| 3c 21 44 4f 43 54 59 50 | 45 20 48 54 4d 4c 20 50 |<!DOCTYP|E HTML P|
|00000010| 55 42 4c 49 43 20 22 2d | 2f 2f 57 33 43 2f 2f 44 |UBLIC "-|//W3C//D|
|00000020| 54 44 20 48 54 4d 4c 20 | 33 2e 32 20 46 69 6e 61 |TD HTML |3.2 Fina|
|00000030| 6c 2f 2f 65 6e 22 3e 0a | 0a 3c 21 2d 2d 43 6f 6e |l//en">.|.<!--Con|
|00000040| 76 65 72 74 65 64 20 77 | 69 74 68 20 4c 61 54 65 |verted w|ith LaTe|
|00000050| 58 32 48 54 4d 4c 20 32 | 30 32 32 20 28 52 65 6c |X2HTML 2|022 (Rel|
|00000060| 65 61 73 65 64 20 4a 61 | 6e 75 61 72 79 20 31 2c |eased Ja|nuary 1,|
|00000070| 20 32 30 32 32 29 20 2d | 2d 3e 0a 3c 48 54 4d 4c | 2022) -|->.<HTML|
|00000080| 20 6c 61 6e 67 3d 22 65 | 6e 22 3e 0a 3c 48 45 41 | lang="e|n">.<HEA|
|00000090| 44 3e 0a 3c 54 49 54 4c | 45 3e 43 6f 6e 74 65 6e |D>.<TITL|E>Conten|
|000000a0| 74 73 20 6f 66 20 6e 6f | 64 65 33 5f 63 74 3c 2f |ts of no|de3_ct</|
|000000b0| 54 49 54 4c 45 3e 0a 0a | 3c 4d 45 54 41 20 48 54 |TITLE>..|<META HT|
|000000c0| 54 50 2d 45 51 55 49 56 | 3d 22 43 6f 6e 74 65 6e |TP-EQUIV|="Conten|
|000000d0| 74 2d 54 79 70 65 22 20 | 43 4f 4e 54 45 4e 54 3d |t-Type" |CONTENT=|
|000000e0| 22 74 65 78 74 2f 68 74 | 6d 6c 3b 20 63 68 61 72 |"text/ht|ml; char|
|000000f0| 73 65 74 3d 75 74 66 2d | 38 22 3e 0a 3c 4d 45 54 |set=utf-|8">.<MET|
|00000100| 41 20 4e 41 4d 45 3d 22 | 76 69 65 77 70 6f 72 74 |A NAME="|viewport|
|00000110| 22 20 43 4f 4e 54 45 4e | 54 3d 22 77 69 64 74 68 |" CONTEN|T="width|
|00000120| 3d 64 65 76 69 63 65 2d | 77 69 64 74 68 2c 20 69 |=device-|width, i|
|00000130| 6e 69 74 69 61 6c 2d 73 | 63 61 6c 65 3d 31 2e 30 |nitial-s|cale=1.0|
|00000140| 22 3e 0a 3c 4d 45 54 41 | 20 4e 41 4d 45 3d 22 47 |">.<META| NAME="G|
|00000150| 65 6e 65 72 61 74 6f 72 | 22 20 43 4f 4e 54 45 4e |enerator|" CONTEN|
|00000160| 54 3d 22 4c 61 54 65 58 | 32 48 54 4d 4c 20 76 32 |T="LaTeX|2HTML v2|
|00000170| 30 32 32 22 3e 0a 0a 3c | 4c 49 4e 4b 20 52 45 4c |022">..<|LINK REL|
|00000180| 3d 22 53 54 59 4c 45 53 | 48 45 45 54 22 20 48 52 |="STYLES|HEET" HR|
|00000190| 45 46 3d 22 6e 6f 64 65 | 33 5f 63 74 2e 63 73 73 |EF="node|3_ct.css|
|000001a0| 22 3e 0a 0a 3c 2f 48 45 | 41 44 3e 0a 20 0a 3c 42 |">..</HE|AD>. .<B|
|000001b0| 4f 44 59 20 62 67 63 6f | 6c 6f 72 3d 22 23 66 66 |ODY bgco|lor="#ff|
|000001c0| 66 66 66 66 22 20 74 65 | 78 74 3d 22 23 30 30 30 |ffff" te|xt="#000|
|000001d0| 30 30 30 22 20 6c 69 6e | 6b 3d 22 23 39 39 34 34 |000" lin|k="#9944|
|000001e0| 45 45 22 20 76 6c 69 6e | 6b 3d 22 23 30 30 30 30 |EE" vlin|k="#0000|
|000001f0| 66 66 22 20 61 6c 69 6e | 6b 3d 22 23 30 30 66 66 |ff" alin|k="#00ff|
|00000200| 30 30 22 3e 0a 0a 26 6c | 74 3b 21 44 4f 43 54 59 |00">..&l|t;!DOCTY|
|00000210| 50 45 20 48 54 4d 4c 20 | 50 55 42 4c 49 43 20 22 |PE HTML |PUBLIC "|
|00000220| 2d 2f 2f 57 33 43 2f 2f | 44 54 44 20 48 54 4d 4c |-//W3C//|DTD HTML|
|00000230| 20 33 2e 32 20 46 69 6e | 61 6c 2f 2f 65 6e 22 26 | 3.2 Fin|al//en"&|
|00000240| 67 74 3b 0a 0a 3c 50 3e | 0a 26 6c 74 3b 21 26 6e |gt;..<P>|.&lt;!&n|
|00000250| 64 61 73 68 3b 43 6f 6e | 76 65 72 74 65 64 20 77 |dash;Con|verted w|
|00000260| 69 74 68 20 4c 61 54 65 | 58 32 48 54 4d 4c 20 32 |ith LaTe|X2HTML 2|
|00000270| 30 32 32 20 28 52 65 6c | 65 61 73 65 64 20 4a 61 |022 (Rel|eased Ja|
|00000280| 6e 75 61 72 79 20 31 2c | 20 32 30 32 32 29 20 26 |nuary 1,| 2022) &|
|00000290| 6e 64 61 73 68 3b 26 67 | 74 3b 0a 26 6c 74 3b 48 |ndash;&g|t;.&lt;H|
|000002a0| 54 4d 4c 20 6c 61 6e 67 | 3d 22 65 6e 22 26 67 74 |TML lang|="en"&gt|
|000002b0| 3b 0a 26 6c 74 3b 48 45 | 41 44 26 67 74 3b 0a 26 |;.&lt;HE|AD&gt;.&|
|000002c0| 6c 74 3b 54 49 54 4c 45 | 26 67 74 3b 43 6f 6e 74 |lt;TITLE|&gt;Cont|
|000002d0| 65 6e 74 73 20 6f 66 20 | 46 69 65 6c 64 20 6f 66 |ents of |Field of|
|000002e0| 20 56 69 65 77 26 6c 74 | 3b 2f 54 49 54 4c 45 26 | View&lt|;/TITLE&|
|000002f0| 67 74 3b 0a 0a 3c 50 3e | 0a 26 6c 74 3b 4d 45 54 |gt;..<P>|.&lt;MET|
|00000300| 41 20 48 54 54 50 2d 45 | 51 55 49 56 3d 22 43 6f |A HTTP-E|QUIV="Co|
|00000310| 6e 74 65 6e 74 2d 54 79 | 70 65 22 20 43 4f 4e 54 |ntent-Ty|pe" CONT|
|00000320| 45 4e 54 3d 22 74 65 78 | 74 2f 68 74 6d 6c 3b 20 |ENT="tex|t/html; |
|00000330| 63 68 61 72 73 65 74 3d | 75 74 66 2d 38 22 26 67 |charset=|utf-8"&g|
|00000340| 74 3b 0a 26 6c 74 3b 4d | 45 54 41 20 4e 41 4d 45 |t;.&lt;M|ETA NAME|
|00000350| 3d 22 76 69 65 77 70 6f | 72 74 22 20 43 4f 4e 54 |="viewpo|rt" CONT|
|00000360| 45 4e 54 3d 22 77 69 64 | 74 68 3d 64 65 76 69 63 |ENT="wid|th=devic|
|00000370| 65 2d 77 69 64 74 68 2c | 20 69 6e 69 74 69 61 6c |e-width,| initial|
|00000380| 2d 73 63 61 6c 65 3d 31 | 2e 30 22 26 67 74 3b 0a |-scale=1|.0"&gt;.|
|00000390| 26 6c 74 3b 4d 45 54 41 | 20 4e 41 4d 45 3d 22 47 |&lt;META| NAME="G|
|000003a0| 65 6e 65 72 61 74 6f 72 | 22 20 43 4f 4e 54 45 4e |enerator|" CONTEN|
|000003b0| 54 3d 22 4c 61 54 65 58 | 32 48 54 4d 4c 20 76 32 |T="LaTeX|2HTML v2|
|000003c0| 30 32 32 22 26 67 74 3b | 0a 0a 3c 50 3e 0a 26 6c |022"&gt;|..<P>.&l|
|000003d0| 74 3b 4c 49 4e 4b 20 52 | 45 4c 3d 22 53 54 59 4c |t;LINK R|EL="STYL|
|000003e0| 45 53 48 45 45 54 22 20 | 48 52 45 46 3d 22 63 61 |ESHEET" |HREF="ca|
|000003f0| 6d 65 72 61 2e 63 73 73 | 22 26 67 74 3b 0a 0a 3c |mera.css|"&gt;..<|
|00000400| 50 3e 0a 26 6c 74 3b 4c | 49 4e 4b 20 52 45 4c 3d |P>.&lt;L|INK REL=|
|00000410| 22 6e 65 78 74 22 20 48 | 52 45 46 3d 22 6e 6f 64 |"next" H|REF="nod|
|00000420| 65 34 5f 6d 6e 2e 68 74 | 6d 6c 22 26 67 74 3b 0a |e4_mn.ht|ml"&gt;.|
|00000430| 26 6c 74 3b 4c 49 4e 4b | 20 52 45 4c 3d 22 70 72 |&lt;LINK| REL="pr|
|00000440| 65 76 69 6f 75 73 22 20 | 48 52 45 46 3d 22 6e 6f |evious" |HREF="no|
|00000450| 64 65 32 5f 6d 6e 2e 68 | 74 6d 6c 22 26 67 74 3b |de2_mn.h|tml"&gt;|
|00000460| 0a 26 6c 74 3b 4c 49 4e | 4b 20 52 45 4c 3d 22 75 |.&lt;LIN|K REL="u|
|00000470| 70 22 20 48 52 45 46 3d | 22 6e 6f 64 65 31 5f 6d |p" HREF=|"node1_m|
|00000480| 6e 2e 68 74 6d 6c 22 26 | 67 74 3b 0a 26 6c 74 3b |n.html"&|gt;.&lt;|
|00000490| 4c 49 4e 4b 20 52 45 4c | 3d 22 6e 65 78 74 22 20 |LINK REL|="next" |
|000004a0| 48 52 45 46 3d 22 6e 6f | 64 65 34 5f 6d 6e 2e 68 |HREF="no|de4_mn.h|
|000004b0| 74 6d 6c 22 26 67 74 3b | 0a 26 6c 74 3b 2f 48 45 |tml"&gt;|.&lt;/HE|
|000004c0| 41 44 26 67 74 3b 0a 0a | 3c 50 3e 0a 26 6c 74 3b |AD&gt;..|<P>.&lt;|
|000004d0| 42 4f 44 59 20 62 67 63 | 6f 6c 6f 72 3d 22 23 66 |BODY bgc|olor="#f|
|000004e0| 66 66 66 66 66 22 20 74 | 65 78 74 3d 22 23 30 30 |fffff" t|ext="#00|
|000004f0| 30 30 30 30 22 20 6c 69 | 6e 6b 3d 22 23 39 39 34 |0000" li|nk="#994|
|00000500| 34 45 45 22 20 76 6c 69 | 6e 6b 3d 22 23 30 30 30 |4EE" vli|nk="#000|
|00000510| 30 66 66 22 20 61 6c 69 | 6e 6b 3d 22 23 30 30 66 |0ff" ali|nk="#00f|
|00000520| 66 30 30 22 26 67 74 3b | 0a 0a 3c 50 3e 0a 26 6c |f00"&gt;|..<P>.&l|
|00000530| 74 3b 48 31 26 67 74 3b | 26 6c 74 3b 41 20 49 44 |t;H1&gt;|&lt;A ID|
|00000540| 3d 22 53 45 43 54 49 4f | 4e 30 30 31 32 30 30 30 |="SECTIO|N0012000|
|00000550| 30 30 30 30 30 30 30 30 | 30 30 30 30 30 22 26 67 |00000000|00000"&g|
|00000560| 74 3b 0a 46 69 65 6c 64 | 20 6f 66 20 56 69 65 77 |t;.Field| of View|
|00000570| 26 6c 74 3b 2f 41 26 67 | 74 3b 0a 26 6c 74 3b 2f |&lt;/A&g|t;.&lt;/|
|00000580| 48 31 26 67 74 3b 0a 0a | 3c 50 3e 0a 26 6c 74 3b |H1&gt;..|<P>.&lt;|
|00000590| 50 26 67 74 3b 0a 41 6e | 6f 74 68 65 72 20 69 6d |P&gt;.An|other im|
|000005a0| 70 6f 72 74 61 6e 74 20 | 63 68 6f 69 63 65 20 74 |portant |choice t|
|000005b0| 6f 20 62 65 20 6d 61 64 | 65 20 69 73 20 74 68 61 |o be mad|e is tha|
|000005c0| 74 20 6f 66 20 74 68 65 | 20 0d 0a 66 69 65 6c 64 |t of the| ..field|
|000005d0| 20 6f 66 20 76 69 65 77 | 20 6f 66 20 74 68 65 20 | of view| of the |
|000005e0| 63 61 6d 65 72 61 2e 20 | 20 54 68 65 20 73 69 7a |camera. | The siz|
|000005f0| 65 20 6f 66 20 74 68 69 | 73 20 66 69 65 6c 64 20 |e of thi|s field |
|00000600| 64 65 73 63 72 69 62 65 | 73 0d 0a 74 68 65 20 61 |describe|s..the a|
|00000610| 6e 67 6c 65 73 20 62 65 | 74 77 65 65 6e 20 74 68 |ngles be|tween th|
|00000620| 65 20 6c 65 66 74 20 61 | 6e 64 20 72 69 67 68 74 |e left a|nd right|
|00000630| 20 73 69 64 65 73 20 61 | 6e 64 20 74 6f 70 20 61 | sides a|nd top a|
|00000640| 6e 64 20 62 6f 74 74 6f | 6d 20 73 69 64 65 73 0d |nd botto|m sides.|
|00000650| 0a 6f 66 20 74 68 65 20 | 66 72 75 73 74 75 6d 2e |.of the |frustum.|
|00000660| 0a 0a 3c 50 3e 0a 26 6c | 74 3b 50 26 67 74 3b 0a |..<P>.&l|t;P&gt;.|
|00000670| 26 6c 74 3b 42 52 26 67 | 74 3b 0a 26 6c 74 3b 49 |&lt;BR&g|t;.&lt;I|
|00000680| 4d 47 0a 20 20 53 54 59 | 4c 45 3d 22 68 65 69 67 |MG. STY|LE="heig|
|00000690| 68 74 3a 20 32 2e 31 37 | 65 78 3b 20 76 65 72 74 |ht: 2.17|ex; vert|
|000006a0| 69 63 61 6c 2d 61 6c 69 | 67 6e 3a 20 31 37 36 2e |ical-ali|gn: 176.|
|000006b0| 35 35 65 78 3b 20 22 20 | 53 52 43 3d 22 69 6d 67 |55ex; " |SRC="img|
|000006c0| 34 2e 70 6e 67 22 0a 20 | 41 4c 54 3d 22 0a 3c 42 |4.png". |ALT=".<B|
|000006d0| 52 3e 0a 3c 49 4d 47 0a | 20 20 53 54 59 4c 45 3d |R>.<IMG.| STYLE=|
|000006e0| 22 68 65 69 67 68 74 3a | 20 31 39 36 2e 32 35 65 |"height:| 196.25e|
|000006f0| 78 3b 20 76 65 72 74 69 | 63 61 6c 2d 61 6c 69 67 |x; verti|cal-alig|
|00000700| 6e 3a 20 2d 30 2e 37 30 | 65 78 3b 20 22 20 53 52 |n: -0.70|ex; " SR|
|00000710| 43 3d 22 69 6d 67 31 2e | 70 6e 67 22 0a 20 41 4c |C="img1.|png". AL|
|00000720| 54 3d 22 5c 62 65 67 69 | 6e 7b 64 65 66 6b 65 79 |T="\begi|n{defkey|
|00000730| 7d 7b 66 6f 76 7d 7b 7b | 5c 65 6d 20 68 66 6f 76 |}{fov}{{|\em hfov|
|00000740| 7d 20 5b 7b 5c 65 6d 20 | 76 66 6f 76 7d 5d 7d 0a |} [{\em |vfov}]}.|
|00000750| 53 70 65 63 69 66 79 0a | 74 68 65 20 68 6f 72 69 |Specify.|the hori|
|00000760| 7a 6f 6e 74 61 6c 20 61 | 6e 64 20 76 65 72 74 69 |zontal a|nd verti|
|00000770| 63 61 6c 20 66 69 65 6c | 64 20 6f 66 20 76 69 65 |cal fiel|d of vie|
|00000780| 77 2c 20 69 6e 20 64 65 | 67 72 65 65 73 2e 0a 5c |w, in de|grees..\|
|00000790| 65 6e 64 7b 64 65 66 6b | 65 79 7d 22 3e 0a 3c 42 |end{defk|ey}">.<B|
|000007a0| 52 3e 22 26 67 74 3b 0a | 26 6c 74 3b 42 52 26 67 |R>"&gt;.|&lt;BR&g|
|000007b0| 74 3b 0a 54 68 65 20 64 | 65 66 61 75 6c 74 20 68 |t;.The d|efault h|
|000007c0| 6f 72 69 7a 6f 6e 74 61 | 6c 20 66 69 65 6c 64 20 |orizonta|l field |
|000007d0| 6f 66 20 76 69 65 77 20 | 69 73 20 34 35 20 64 65 |of view |is 45 de|
|000007e0| 67 72 65 65 73 2e 0d 0a | 49 66 20 26 6c 74 3b 45 |grees...|If &lt;E|
|000007f0| 4d 26 67 74 3b 76 66 6f | 76 26 6c 74 3b 2f 45 4d |M&gt;vfo|v&lt;/EM|
|00000800| 26 67 74 3b 20 69 73 20 | 6f 6d 69 74 74 65 64 2c |&gt; is |omitted,|
|00000810| 20 61 73 20 69 73 20 74 | 68 65 20 67 65 6e 65 72 | as is t|he gener|
|00000820| 61 6c 20 70 72 61 63 74 | 69 63 65 2c 0d 0a 74 68 |al pract|ice,..th|
|00000830| 65 20 76 65 72 74 69 63 | 61 6c 20 66 69 65 6c 64 |e vertic|al field|
|00000840| 20 6f 66 20 76 69 65 77 | 20 69 73 20 63 6f 6d 70 | of view| is comp|
|00000850| 75 74 65 64 20 75 73 69 | 6e 67 20 74 68 65 20 68 |uted usi|ng the h|
|00000860| 6f 72 69 7a 6f 6e 74 61 | 6c 0d 0a 66 69 65 6c 64 |orizonta|l..field|
|00000870| 20 6f 66 20 76 69 65 77 | 2c 20 74 68 65 20 6f 75 | of view|, the ou|
|00000880| 74 70 75 74 20 69 6d 61 | 67 65 20 72 65 73 6f 6c |tput ima|ge resol|
|00000890| 75 74 69 6f 6e 2c 20 61 | 6e 64 20 74 68 65 20 61 |ution, a|nd the a|
|000008a0| 73 73 75 6d 70 74 69 6f | 6e 0d 0a 74 68 61 74 20 |ssumptio|n..that |
|000008b0| 61 20 70 69 78 65 6c 20 | 73 61 6d 70 6c 65 73 20 |a pixel |samples |
|000008c0| 61 20 73 71 75 61 72 65 | 20 61 72 65 61 2e 20 20 |a square| area. |
|000008d0| 54 68 75 73 2c 0d 0a 74 | 68 65 20 76 61 6c 75 65 |Thus,..t|he value|
|000008e0| 73 20 70 61 73 73 65 64 | 20 76 69 61 20 74 68 65 |s passed| via the|
|000008f0| 0d 0a 26 6c 74 3b 54 54 | 26 67 74 3b 73 63 72 65 |..&lt;TT|&gt;scre|
|00000900| 65 6e 26 6c 74 3b 2f 54 | 54 26 67 74 3b 20 6b 65 |en&lt;/T|T&gt; ke|
|00000910| 79 77 6f 72 64 20 64 65 | 66 69 6e 65 20 74 68 65 |yword de|fine the|
|00000920| 20 73 68 61 70 65 20 6f | 66 20 74 68 65 20 66 69 | shape o|f the fi|
|00000930| 6e 61 6c 20 69 6d 61 67 | 65 2e 0d 0a 49 66 20 79 |nal imag|e...If y|
|00000940| 6f 75 20 61 72 65 0d 0a | 64 69 73 70 6c 61 79 69 |ou are..|displayi|
|00000950| 6e 67 20 6f 6e 20 61 20 | 6e 6f 6e 2d 73 71 75 61 |ng on a |non-squa|
|00000960| 72 65 20 70 69 78 65 6c | 65 64 20 64 65 76 69 63 |re pixel|ed devic|
|00000970| 65 2c 0d 0a 79 6f 75 20 | 6d 75 73 74 20 73 65 74 |e,..you |must set|
|00000980| 20 74 68 65 20 76 65 72 | 74 69 63 61 6c 20 66 69 | the ver|tical fi|
|00000990| 65 6c 64 20 6f 66 20 76 | 69 65 77 0d 0a 74 6f 20 |eld of v|iew..to |
|000009a0| 63 6f 6d 70 65 6e 73 61 | 74 65 20 66 6f 72 20 74 |compensa|te for t|
|000009b0| 68 65 20 60 60 73 71 75 | 61 73 68 69 6e 67 27 27 |he ``squ|ashing''|
|000009c0| 20 74 68 61 74 20 77 69 | 6c 6c 20 72 65 73 75 6c | that wi|ll resul|
|000009d0| 74 2e 0a 0a 3c 50 3e 0a | 26 6c 74 3b 50 26 67 74 |t...<P>.|&lt;P&gt|
|000009e0| 3b 0a 0a 3c 50 3e 0a 26 | 6c 74 3b 48 52 26 67 74 |;..<P>.&|lt;HR&gt|
|000009f0| 3b 0a 0a 3c 50 3e 0a 26 | 6c 74 3b 2f 42 4f 44 59 |;..<P>.&|lt;/BODY|
|00000a00| 26 67 74 3b 0a 26 6c 74 | 3b 2f 48 54 4d 4c 26 67 |&gt;.&lt|;/HTML&g|
|00000a10| 74 3b 0a 0a 3c 48 52 3e | 0a 0a 3c 2f 42 4f 44 59 |t;..<HR>|..</BODY|
|00000a20| 3e 0a 3c 2f 48 54 4d 4c | 3e 0a |>.</HTML|>. |
+--------+-------------------------+-------------------------+--------+--------+