/ Developer CD Series 1996 March: Reference Library / Dev.CD Mar 96 RL / Dev.CD Mar 96 RL.toast / Technical Documentation / develop / develop Issue 14 / develop Issue 14 code / Virtual Sphere 1.0.1.sea / Virtual Sphere 1.0.1 / Virtual Sphere Sample Code 1.1 / Graphics3D.c

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+--------+-------------------------+-------------------------+--------+--------+
|00000000| 00 0c 47 72 61 70 68 69 | 63 73 33 44 2e 63 00 00 |..Graphi|cs3D.c..|
|00000010| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
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|000000f0| 44 2e 63 0d 2f 2a 0d 2f | 2a 20 33 44 20 67 72 61 |D.c./*./|* 3D gra|
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|000001a0| 66 20 56 69 72 74 75 61 | 6c 20 53 70 68 65 72 65 |f Virtua|l Sphere|
|000001b0| 20 53 61 6d 70 6c 65 20 | 43 6f 64 65 20 52 65 6c | Sample |Code Rel|
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|00000230| 0d 23 69 66 6e 64 65 66 | 09 5f 5f 47 52 41 50 48 |.#ifndef|.__GRAPH|
|00000240| 49 43 53 33 44 5f 5f 0d | 23 69 6e 63 6c 75 64 65 |ICS3D__.|#include|
|00000250| 20 22 47 72 61 70 68 69 | 63 73 33 44 2e 68 22 0d | "Graphi|cs3D.h".|
|00000260| 23 65 6e 64 69 66 0d 0d | 23 69 66 6e 64 65 66 20 |#endif..|#ifndef |
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|00000280| 6c 75 64 65 20 3c 46 69 | 78 4d 61 74 68 2e 68 3e |lude <Fi|xMath.h>|
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|000004a0| 2f 2a 20 4c 6f 63 61 6c | 20 72 6f 75 74 69 6e 65 |/* Local| routine|
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|000004c0| 6e 65 64 20 6c 6f 6e 67 | 20 52 47 42 54 6f 47 72 |ned long| RGBToGr|
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|000004f0| 72 2c 20 49 6e 74 65 67 | 65 72 20 6d 61 78 47 72 |r, Integ|er maxGr|
|00000500| 61 79 56 61 6c 75 65 29 | 3b 0d 0d 2f 2a 3d 3d 3d |ayValue)|;../*===|
|00000510| 3d 3d 3d 3d 3d 3d 3d 3d | 3d 3d 3d 3d 3d 3d 3d 3d |========|========|
|00000520| 3d 3d 3d 3d 3d 3d 3d 3d | 3d 3d 3d 3d 3d 3d 3d 3d |========|========|
|00000530| 3d 3d 3d 3d 3d 3d 3d 3d | 3d 3d 3d 3d 3d 3d 3d 3d |========|========|
|00000540| 3d 3d 3d 3d 3d 3d 3d 3d | 3d 3d 3d 3d 3d 3d 3d 3d |========|========|
|00000550| 3d 3d 3d 3d 3d 3d 3d 3d | 3d 3d 3d 3d 3d 3d 3d 3d |========|========|
|00000560| 3d 3d 3d 3d 3d 3d 3d 3d | 3d 3d 3d 3d 3d 3d 0d 2f |========|======./|
|00000570| 2a 20 49 6e 69 74 69 61 | 6c 69 7a 65 47 72 61 70 |* Initia|lizeGrap|
|00000580| 68 69 63 73 33 44 0d 2f | 2a 2d 2d 2d 2d 2d 2d 2d |hics3D./|*-------|
|00000590| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|000005a0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|000005b0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|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 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2a 2f 0d 70 61 73 |--------|--*/.pas|
|000005f0| 63 61 6c 20 4f 53 45 72 | 72 20 49 6e 69 74 69 61 |cal OSEr|r Initia|
|00000600| 6c 69 7a 65 47 72 61 70 | 68 69 63 73 33 44 20 28 |lizeGrap|hics3D (|
|00000610| 29 0d 7b 0d 09 4f 53 45 | 72 72 20 65 72 72 3b 0d |).{..OSE|rr err;.|
|00000620| 09 0d 09 2f 2a 20 4c 6f | 61 64 20 69 6e 20 64 69 |.../* Lo|ad in di|
|00000630| 74 68 65 72 20 70 61 74 | 74 65 72 6e 73 20 66 6f |ther pat|terns fo|
|00000640| 72 20 62 6c 61 63 6b 20 | 61 6e 64 20 77 68 69 74 |r black |and whit|
|00000650| 65 20 64 72 61 77 69 6e | 67 2e 20 2a 2f 0d 09 69 |e drawin|g. */..i|
|00000660| 66 20 28 6c 67 44 69 74 | 68 65 72 50 61 74 74 65 |f (lgDit|herPatte|
|00000670| 72 6e 73 20 3d 3d 20 6e | 69 6c 29 20 7b 0d 09 09 |rns == n|il) {...|
|00000680| 6c 67 44 69 74 68 65 72 | 50 61 74 74 65 72 6e 73 |lgDither|Patterns|
|00000690| 20 3d 20 28 50 61 74 4c | 69 73 74 48 61 6e 64 6c | = (PatL|istHandl|
|000006a0| 65 29 20 47 65 74 52 65 | 73 6f 75 72 63 65 20 28 |e) GetRe|source (|
|000006b0| 27 50 41 54 23 27 2c 20 | 72 44 69 74 68 65 72 50 |'PAT#', |rDitherP|
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|000006e0| 20 3d 3d 20 6e 69 6c 29 | 20 72 65 74 75 72 6e 20 | == nil)| return |
|000006f0| 28 72 65 73 4e 6f 74 46 | 6f 75 6e 64 29 3b 0d 0d |(resNotF|ound);..|
|00000700| 09 09 2f 2a 20 4d 6f 76 | 65 20 74 68 65 20 64 69 |../* Mov|e the di|
|00000710| 74 68 65 72 69 6e 67 20 | 70 61 74 74 65 72 6e 20 |thering |pattern |
|00000720| 61 73 20 68 69 67 68 20 | 75 70 20 69 6e 20 6d 65 |as high |up in me|
|00000730| 6d 6f 72 79 20 61 73 20 | 70 6f 73 73 69 62 6c 65 |mory as |possible|
|00000740| 20 61 6e 64 20 0d 09 09 | 20 2a 20 61 6e 64 20 6c | and ...| * and l|
|00000750| 6f 63 6b 20 69 74 20 64 | 6f 77 6e 2e 20 20 2a 2f |ock it d|own.  */|
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|00000790| 66 20 28 28 65 72 72 20 | 3d 20 4d 65 6d 45 72 72 |f ((err |= MemErr|
|000007a0| 6f 72 28 29 29 20 21 3d | 20 6e 6f 45 72 72 29 20 |or()) !=| noErr) |
|000007b0| 72 65 74 75 72 6e 20 28 | 65 72 72 29 3b 0d 09 09 |return (|err);...|
|000007c0| 4d 6f 76 65 48 48 69 20 | 20 20 20 20 20 20 20 28 |MoveHHi |       (|
|000007d0| 28 48 61 6e 64 6c 65 29 | 20 6c 67 44 69 74 68 65 |(Handle)| lgDithe|
|000007e0| 72 50 61 74 74 65 72 6e | 73 29 3b 09 69 66 20 28 |rPattern|s);.if (|
|000007f0| 28 65 72 72 20 3d 20 4d | 65 6d 45 72 72 6f 72 28 |(err = M|emError(|
|00000800| 29 29 20 21 3d 20 6e 6f | 45 72 72 29 20 72 65 74 |)) != no|Err) ret|
|00000810| 75 72 6e 20 28 65 72 72 | 29 3b 0d 09 09 48 4e 6f |urn (err|);...HNo|
|00000820| 50 75 72 67 65 20 20 20 | 20 20 20 20 28 28 48 61 |Purge   |    ((Ha|
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|00000860| 21 3d 20 6e 6f 45 72 72 | 29 20 72 65 74 75 72 6e |!= noErr|) return|
|00000870| 20 28 65 72 72 29 3b 0d | 09 09 48 4c 6f 63 6b 20 | (err);.|..HLock |
|00000880| 20 20 20 20 20 20 20 20 | 20 28 28 48 61 6e 64 6c |        | ((Handl|
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|000008b0| 20 4d 65 6d 45 72 72 6f | 72 28 29 29 20 21 3d 20 | MemErro|r()) != |
|000008c0| 6e 6f 45 72 72 29 20 72 | 65 74 75 72 6e 20 28 65 |noErr) r|eturn (e|
|000008d0| 72 72 29 3b 0d 09 7d 0d | 09 72 65 74 75 72 6e 20 |rr);..}.|.return |
|000008e0| 28 6e 6f 45 72 72 29 3b | 0d 7d 0d 0d 2f 2a 3d 3d |(noErr);|.}../*==|
|000008f0| 3d 3d 3d 3d 3d 3d 3d 3d | 3d 3d 3d 3d 3d 3d 3d 3d |========|========|
|00000900| 3d 3d 3d 3d 3d 3d 3d 3d | 3d 3d 3d 3d 3d 3d 3d 3d |========|========|
|00000910| 3d 3d 3d 3d 3d 3d 3d 3d | 3d 3d 3d 3d 3d 3d 3d 3d |========|========|
|00000920| 3d 3d 3d 3d 3d 3d 3d 3d | 3d 3d 3d 3d 3d 3d 3d 3d |========|========|
|00000930| 3d 3d 3d 3d 3d 3d 3d 3d | 3d 3d 3d 3d 3d 3d 3d 3d |========|========|
|00000940| 3d 3d 3d 3d 3d 3d 3d 3d | 3d 3d 3d 3d 3d 3d 3d 0d |========|=======.|
|00000950| 2f 2a 20 46 72 65 65 47 | 72 61 70 68 69 63 73 33 |/* FreeG|raphics3|
|00000960| 44 0d 2f 2a 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |D./*----|--------|
|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 2d 2d |--------|--------|
|000009a0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|000009b0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|000009c0| 2d 2d 2d 2d 2d 2a 2f 0d | 70 61 73 63 61 6c 20 76 |-----*/.|pascal v|
|000009d0| 6f 69 64 20 46 72 65 65 | 47 72 61 70 68 69 63 73 |oid Free|Graphics|
|000009e0| 33 44 20 28 29 0d 7b 0d | 09 2f 2a 20 44 69 73 70 |3D ().{.|./* Disp|
|000009f0| 6f 73 65 20 74 68 65 20 | 6d 65 6d 65 6f 72 79 20 |ose the |memeory |
|00000a00| 75 73 65 64 20 66 6f 72 | 20 74 68 65 20 64 69 74 |used for| the dit|
|00000a10| 68 65 72 20 70 61 74 74 | 65 72 6e 73 20 20 2a 2f |her patt|erns  */|
|00000a20| 0d 09 69 66 20 28 6c 67 | 44 69 74 68 65 72 50 61 |..if (lg|DitherPa|
|00000a30| 74 74 65 72 6e 73 20 3d | 3d 20 6e 69 6c 29 20 7b |tterns =|= nil) {|
|00000a40| 0d 09 09 44 69 73 70 6f | 73 65 48 61 6e 64 6c 65 |...Dispo|seHandle|
|00000a50| 20 28 28 48 61 6e 64 6c | 65 29 20 6c 67 44 69 74 | ((Handl|e) lgDit|
|00000a60| 68 65 72 50 61 74 74 65 | 72 6e 73 29 3b 0d 09 7d |herPatte|rns);..}|
|00000a70| 0d 7d 0d 0d 2f 2a 3d 3d | 3d 3d 3d 3d 3d 3d 3d 3d |.}../*==|========|
|00000a80| 3d 3d 3d 3d 3d 3d 3d 3d | 3d 3d 3d 3d 3d 3d 3d 3d |========|========|
|00000a90| 3d 3d 3d 3d 3d 3d 3d 3d | 3d 3d 3d 3d 3d 3d 3d 3d |========|========|
|00000aa0| 3d 3d 3d 3d 3d 3d 3d 3d | 3d 3d 3d 3d 3d 3d 3d 3d |========|========|
|00000ab0| 3d 3d 3d 3d 3d 3d 3d 3d | 3d 3d 3d 3d 3d 3d 3d 3d |========|========|
|00000ac0| 3d 3d 3d 3d 3d 3d 3d 3d | 3d 3d 3d 3d 3d 3d 3d 3d |========|========|
|00000ad0| 3d 3d 3d 3d 3d 3d 3d 0d | 2f 2a 20 43 6f 70 79 4d |=======.|/* CopyM|
|00000ae0| 61 74 72 69 78 0d 2f 2a | 2d 2d 2d 2d 2d 2d 2d 2d |atrix./*|--------|
|00000af0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00000b00| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00000b10| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00000b20| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00000b30| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00000b40| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2a 2f 0d 74 79 70 65 |--------|-*/.type|
|00000b50| 64 65 66 20 73 74 72 75 | 63 74 20 7b 09 09 2f 2a |def stru|ct {../*|
|00000b60| 20 53 74 72 75 63 74 20 | 74 6f 20 6d 61 6b 65 20 | Struct |to make |
|00000b70| 6d 61 74 72 69 78 20 63 | 6f 70 79 69 6e 67 20 6d |matrix c|opying m|
|00000b80| 6f 72 65 20 65 66 66 69 | 63 69 65 6e 74 20 2a 2f |ore effi|cient */|
|00000b90| 0d 09 4d 61 74 72 69 78 | 34 44 20 61 3b 0d 7d 20 |..Matrix|4D a;.} |
|00000ba0| 4d 61 74 72 69 78 41 73 | 53 74 72 75 63 74 3b 0d |MatrixAs|Struct;.|
|00000bb0| 0d 70 61 73 63 61 6c 20 | 76 6f 69 64 20 43 6f 70 |.pascal |void Cop|
|00000bc0| 79 4d 61 74 72 69 78 20 | 28 4d 61 74 72 69 78 34 |yMatrix |(Matrix4|
|00000bd0| 44 20 66 72 6f 6d 4d 61 | 74 72 69 78 2c 20 4d 61 |D fromMa|trix, Ma|
|00000be0| 74 72 69 78 34 44 20 74 | 6f 4d 61 74 72 69 78 29 |trix4D t|oMatrix)|
|00000bf0| 0d 7b 0d 09 2a 20 28 4d | 61 74 72 69 78 41 73 53 |.{..* (M|atrixAsS|
|00000c00| 74 72 75 63 74 20 2a 29 | 20 74 6f 4d 61 74 72 69 |truct *)| toMatri|
|00000c10| 78 20 3d 20 2a 20 28 4d | 61 74 72 69 78 41 73 53 |x = * (M|atrixAsS|
|00000c20| 74 72 75 63 74 20 2a 29 | 20 66 72 6f 6d 4d 61 74 |truct *)| fromMat|
|00000c30| 72 69 78 3b 0d 7d 0d 0d | 2f 2a 3d 3d 3d 3d 3d 3d |rix;.}..|/*======|
|00000c40| 3d 3d 3d 3d 3d 3d 3d 3d | 3d 3d 3d 3d 3d 3d 3d 3d |========|========|
|00000c50| 3d 3d 3d 3d 3d 3d 3d 3d | 3d 3d 3d 3d 3d 3d 3d 3d |========|========|
|00000c60| 3d 3d 3d 3d 3d 3d 3d 3d | 3d 3d 3d 3d 3d 3d 3d 3d |========|========|
|00000c70| 3d 3d 3d 3d 3d 3d 3d 3d | 3d 3d 3d 3d 3d 3d 3d 3d |========|========|
|00000c80| 3d 3d 3d 3d 3d 3d 3d 3d | 3d 3d 3d 3d 3d 3d 3d 3d |========|========|
|00000c90| 3d 3d 3d 3d 3d 3d 3d 3d | 3d 3d 3d 0d 2f 2a 20 43 |========|===./* C|
|00000ca0| 72 6f 73 73 50 72 6f 64 | 75 63 74 33 44 0d 2f 2a |rossProd|uct3D./*|
|00000cb0| 0d 2f 2a 20 52 65 74 75 | 72 6e 73 20 74 68 65 20 |./* Retu|rns the |
|00000cc0| 72 69 67 68 74 2d 68 61 | 6e 64 65 64 20 63 72 6f |right-ha|nded cro|
|00000cd0| 73 73 2d 70 72 6f 64 75 | 63 74 20 6f 66 20 61 20 |ss-produ|ct of a |
|00000ce0| 61 6e 64 20 62 20 69 6e | 20 63 0d 2f 2a 2d 2d 2d |and b in| c./*---|
|00000cf0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00000d00| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00000d10| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00000d20| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00000d30| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00000d40| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2a 2f |--------|------*/|
|00000d50| 0d 70 61 73 63 61 6c 20 | 76 6f 69 64 20 43 72 6f |.pascal |void Cro|
|00000d60| 73 73 50 72 6f 64 75 63 | 74 33 44 20 28 63 6f 6e |ssProduc|t3D (con|
|00000d70| 73 74 20 43 50 6f 69 6e | 74 33 44 20 2a 61 2c 20 |st CPoin|t3D *a, |
|00000d80| 63 6f 6e 73 74 20 43 50 | 6f 69 6e 74 33 44 20 2a |const CP|oint3D *|
|00000d90| 62 2c 20 43 50 6f 69 6e | 74 33 44 20 2a 61 43 72 |b, CPoin|t3D *aCr|
|00000da0| 6f 73 73 42 29 0d 7b 0d | 09 61 43 72 6f 73 73 42 |ossB).{.|.aCrossB|
|00000db0| 2d 3e 78 20 3d 20 61 2d | 3e 79 20 2a 20 62 2d 3e |->x = a-|>y * b->|
|00000dc0| 7a 20 2d 20 61 2d 3e 7a | 20 2a 20 62 2d 3e 79 3b |z - a->z| * b->y;|
|00000dd0| 0d 09 61 43 72 6f 73 73 | 42 2d 3e 79 20 3d 20 61 |..aCross|B->y = a|
|00000de0| 2d 3e 7a 20 2a 20 62 2d | 3e 78 20 2d 20 61 2d 3e |->z * b-|>x - a->|
|00000df0| 78 20 2a 20 62 2d 3e 7a | 3b 0d 09 61 43 72 6f 73 |x * b->z|;..aCros|
|00000e00| 73 42 2d 3e 7a 20 3d 20 | 61 2d 3e 78 20 2a 20 62 |sB->z = |a->x * b|
|00000e10| 2d 3e 79 20 2d 20 61 2d | 3e 79 20 2a 20 62 2d 3e |->y - a-|>y * b->|
|00000e20| 78 3b 0d 7d 0d 0d 2f 2a | 3d 3d 3d 3d 3d 3d 3d 3d |x;.}../*|========|
|00000e30| 3d 3d 3d 3d 3d 3d 3d 3d | 3d 3d 3d 3d 3d 3d 3d 3d |========|========|
|00000e40| 3d 3d 3d 3d 3d 3d 3d 3d | 3d 3d 3d 3d 3d 3d 3d 3d |========|========|
|00000e50| 3d 3d 3d 3d 3d 3d 3d 3d | 3d 3d 3d 3d 3d 3d 3d 3d |========|========|
|00000e60| 3d 3d 3d 3d 3d 3d 3d 3d | 3d 3d 3d 3d 3d 3d 3d 3d |========|========|
|00000e70| 3d 3d 3d 3d 3d 3d 3d 3d | 3d 3d 3d 3d 3d 3d 3d 3d |========|========|
|00000e80| 3d 3d 3d 3d 3d 3d 3d 3d | 3d 0d 2f 2a 20 44 6f 74 |========|=./* Dot|
|00000e90| 50 72 6f 64 75 63 74 33 | 44 0d 2f 2a 0d 2f 2a 20 |Product3|D./*./* |
|00000ea0| 52 65 74 75 72 6e 73 20 | 74 68 65 20 64 6f 74 2d |Returns |the dot-|
|00000eb0| 70 72 6f 64 75 63 74 20 | 6f 66 20 61 20 61 6e 64 |product |of a and|
|00000ec0| 20 62 0d 2f 2a 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d | b./*---|--------|
|00000ed0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00000ee0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00000ef0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00000f00| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00000f10| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00000f20| 2d 2d 2d 2d 2d 2d 2a 2f | 0d 70 61 73 63 61 6c 20 |------*/|.pascal |
|00000f30| 52 65 61 6c 20 44 6f 74 | 50 72 6f 64 75 63 74 33 |Real Dot|Product3|
|00000f40| 44 20 28 63 6f 6e 73 74 | 20 43 50 6f 69 6e 74 33 |D (const| CPoint3|
|00000f50| 44 20 2a 61 2c 20 63 6f | 6e 73 74 20 43 50 6f 69 |D *a, co|nst CPoi|
|00000f60| 6e 74 33 44 20 2a 62 29 | 0d 7b 0d 09 72 65 74 75 |nt3D *b)|.{..retu|
|00000f70| 72 6e 20 28 61 2d 3e 78 | 2a 62 2d 3e 78 20 2b 20 |rn (a->x|*b->x + |
|00000f80| 61 2d 3e 79 2a 62 2d 3e | 79 20 2b 20 61 2d 3e 7a |a->y*b->|y + a->z|
|00000f90| 2a 62 2d 3e 7a 29 3b 0d | 7d 0d 0d 2f 2a 3d 3d 3d |*b->z);.|}../*===|
|00000fa0| 3d 3d 3d 3d 3d 3d 3d 3d | 3d 3d 3d 3d 3d 3d 3d 3d |========|========|
|00000fb0| 3d 3d 3d 3d 3d 3d 3d 3d | 3d 3d 3d 3d 3d 3d 3d 3d |========|========|
|00000fc0| 3d 3d 3d 3d 3d 3d 3d 3d | 3d 3d 3d 3d 3d 3d 3d 3d |========|========|
|00000fd0| 3d 3d 3d 3d 3d 3d 3d 3d | 3d 3d 3d 3d 3d 3d 3d 3d |========|========|
|00000fe0| 3d 3d 3d 3d 3d 3d 3d 3d | 3d 3d 3d 3d 3d 3d 3d 3d |========|========|
|00000ff0| 3d 3d 3d 3d 3d 3d 3d 3d | 3d 3d 3d 3d 3d 3d 0d 2f |========|======./|
|00001000| 2a 20 44 72 61 77 50 6f | 6c 79 4e 65 74 0d 2f 2a |* DrawPo|lyNet./*|
|00001010| 0d 2f 2a 20 44 72 61 77 | 73 20 61 20 50 6f 6c 79 |./* Draw|s a Poly|
|00001020| 4e 65 74 20 6f 62 6a 65 | 63 74 20 77 69 74 68 20 |Net obje|ct with |
|00001030| 64 69 66 66 65 72 65 6e | 74 20 62 61 63 6b 66 61 |differen|t backfa|
|00001040| 63 65 64 20 70 6f 6c 79 | 67 6f 6e 20 72 65 6d 6f |ced poly|gon remo|
|00001050| 76 61 6c 20 61 6e 64 20 | 72 65 6e 64 65 72 69 6e |val and |renderin|
|00001060| 67 20 6f 70 74 69 6f 6e | 73 2e 0d 2f 2a 2d 2d 2d |g option|s../*---|
|00001070| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001080| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001090| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|000010a0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|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 2a 2f |--------|------*/|
|000010d0| 0d 70 61 73 63 61 6c 20 | 76 6f 69 64 20 44 72 61 |.pascal |void Dra|
|000010e0| 77 50 6f 6c 79 4e 65 74 | 20 28 63 6f 6e 73 74 20 |wPolyNet| (const |
|000010f0| 50 6f 6c 79 67 6f 6e 4e | 65 74 44 61 74 61 20 2a |PolygonN|etData *|
|00001100| 70 6f 6c 79 4e 65 74 29 | 0d 7b 0d 09 50 6f 69 6e |polyNet)|.{..Poin|
|00001110| 74 33 44 09 09 2a 76 65 | 72 74 69 63 65 73 3b 09 |t3D..*ve|rtices;.|
|00001120| 09 09 2f 2a 20 6c 6f 63 | 61 6c 20 69 6e 64 65 78 |../* loc|al index|
|00001130| 20 69 6e 74 6f 20 74 68 | 65 20 76 65 72 74 65 78 | into th|e vertex|
|00001140| 20 61 72 72 61 79 20 2a | 2f 0d 09 49 6e 74 65 67 | array *|/..Integ|
|00001150| 65 72 09 09 2a 76 65 72 | 74 65 78 49 6e 64 69 63 |er..*ver|texIndic|
|00001160| 65 73 3b 0d 09 49 6e 74 | 65 67 65 72 09 09 69 3b |es;..Int|eger..i;|
|00001170| 0d 09 0d 09 69 66 20 28 | 70 6f 6c 79 4e 65 74 2d |....if (|polyNet-|
|00001180| 3e 66 56 65 72 74 65 78 | 43 6f 75 6e 74 20 3c 20 |>fVertex|Count < |
|00001190| 30 29 20 44 65 62 75 67 | 4d 65 73 73 61 67 65 20 |0) Debug|Message |
|000011a0| 28 22 5c 70 66 56 65 72 | 74 65 78 43 6f 75 6e 74 |("\pfVer|texCount|
|000011b0| 20 3c 20 30 22 29 3b 0d | 0d 09 76 65 72 74 69 63 | < 0");.|..vertic|
|000011c0| 65 73 20 3d 20 70 6f 6c | 79 4e 65 74 2d 3e 66 56 |es = pol|yNet->fV|
|000011d0| 65 72 74 69 63 65 73 3b | 0d 09 76 65 72 74 65 78 |ertices;|..vertex|
|000011e0| 49 6e 64 69 63 65 73 20 | 3d 20 70 6f 6c 79 4e 65 |Indices |= polyNe|
|000011f0| 74 2d 3e 66 56 65 72 74 | 65 78 49 6e 64 69 63 65 |t->fVert|exIndice|
|00001200| 73 3b 0d 09 0d 09 2f 2a | 20 46 6f 72 20 65 61 63 |s;..../*| For eac|
|00001210| 68 20 70 6f 6c 79 67 6f | 6e 2e 2e 2e 20 2a 2f 0d |h polygo|n... */.|
|00001220| 09 66 6f 72 20 28 69 20 | 3d 20 30 3b 20 69 20 3c |.for (i |= 0; i <|
|00001230| 20 70 6f 6c 79 4e 65 74 | 2d 3e 66 50 6f 6c 79 67 | polyNet|->fPolyg|
|00001240| 6f 6e 43 6f 75 6e 74 3b | 20 69 2b 2b 29 20 7b 0d |onCount;| i++) {.|
|00001250| 09 09 49 6e 74 65 67 65 | 72 20 66 69 72 73 74 56 |..Intege|r firstV|
|00001260| 65 72 74 65 78 49 6e 64 | 65 78 3b 0d 09 09 4e 65 |ertexInd|ex;...Ne|
|00001270| 74 50 6f 6c 79 67 6f 6e | 20 2a 74 68 69 73 50 6f |tPolygon| *thisPo|
|00001280| 6c 79 20 3d 20 26 70 6f | 6c 79 4e 65 74 2d 3e 66 |ly = &po|lyNet->f|
|00001290| 50 6f 6c 79 73 5b 69 5d | 3b 0d 09 09 69 66 20 28 |Polys[i]|;...if (|
|000012a0| 74 68 69 73 50 6f 6c 79 | 2d 3e 66 56 65 72 74 65 |thisPoly|->fVerte|
|000012b0| 78 43 6f 75 6e 74 20 3c | 20 33 29 20 63 6f 6e 74 |xCount <| 3) cont|
|000012c0| 69 6e 75 65 3b 09 2f 2a | 20 54 68 69 73 20 69 73 |inue;./*| This is|
|000012d0| 20 6e 6f 74 20 61 20 70 | 6f 6c 79 67 6f 6e 2e 20 | not a p|olygon. |
|000012e0| 20 53 6b 69 70 20 74 6f | 20 6e 65 78 74 20 6f 6e | Skip to| next on|
|000012f0| 65 2e 20 2a 2f 0d 09 09 | 66 69 72 73 74 56 65 72 |e. */...|firstVer|
|00001300| 74 65 78 49 6e 64 65 78 | 20 3d 20 74 68 69 73 50 |texIndex| = thisP|
|00001310| 6f 6c 79 2d 3e 66 46 69 | 72 73 74 56 65 72 74 65 |oly->fFi|rstVerte|
|00001320| 78 49 6e 64 65 78 3b 0d | 0d 09 09 69 66 20 28 67 |xIndex;.|...if (g|
|00001330| 44 6f 42 61 63 6b 66 61 | 63 65 64 50 6f 6c 79 67 |DoBackfa|cedPolyg|
|00001340| 6f 6e 52 65 6d 6f 76 61 | 6c 29 20 7b 0d 09 09 09 |onRemova|l) {....|
|00001350| 2f 2a 20 54 72 61 6e 73 | 66 6f 72 6d 20 66 69 72 |/* Trans|form fir|
|00001360| 73 74 20 33 20 70 6f 69 | 6e 74 73 20 74 6f 20 73 |st 3 poi|nts to s|
|00001370| 63 72 65 65 6e 20 63 6f | 6f 72 64 69 6e 61 74 65 |creen co|ordinate|
|00001380| 20 74 6f 20 64 6f 20 62 | 61 63 6b 66 61 63 65 20 | to do b|ackface |
|00001390| 70 6f 6c 79 67 6f 6e 20 | 74 65 73 74 2e 0d 09 09 |polygon |test....|
|000013a0| 09 20 2a 20 43 6f 64 65 | 20 77 69 6c 6c 20 6e 6f |. * Code| will no|
|000013b0| 74 20 77 6f 72 6b 20 69 | 66 20 61 6e 79 20 76 65 |t work i|f any ve|
|000013c0| 72 74 65 78 20 69 73 20 | 6f 66 66 73 63 72 65 65 |rtex is |offscree|
|000013d0| 6e 21 0d 09 09 09 20 2a | 2f 0d 09 09 09 50 6f 69 |n!.... *|/....Poi|
|000013e0| 6e 74 20 70 30 2c 20 70 | 31 2c 20 70 32 3b 0d 09 |nt p0, p|1, p2;..|
|000013f0| 09 09 49 6e 74 65 67 65 | 72 20 76 31 68 2c 20 76 |..Intege|r v1h, v|
|00001400| 31 76 2c 20 76 32 68 2c | 20 76 32 76 3b 0d 09 09 |1v, v2h,| v2v;...|
|00001410| 09 0d 09 09 09 4d 6f 76 | 65 54 6f 33 44 20 28 76 |.....Mov|eTo3D (v|
|00001420| 65 72 74 69 63 65 73 20 | 5b 76 65 72 74 65 78 49 |ertices |[vertexI|
|00001430| 6e 64 69 63 65 73 20 5b | 66 69 72 73 74 56 65 72 |ndices [|firstVer|
|00001440| 74 65 78 49 6e 64 65 78 | 20 20 5d 5d 2e 78 2c 0d |texIndex|  ]].x,.|
|00001450| 09 09 09 09 09 20 20 76 | 65 72 74 69 63 65 73 20 |.....  v|ertices |
|00001460| 5b 76 65 72 74 65 78 49 | 6e 64 69 63 65 73 20 5b |[vertexI|ndices [|
|00001470| 66 69 72 73 74 56 65 72 | 74 65 78 49 6e 64 65 78 |firstVer|texIndex|
|00001480| 20 20 5d 5d 2e 79 2c 0d | 09 09 09 09 09 20 20 76 |  ]].y,.|.....  v|
|00001490| 65 72 74 69 63 65 73 20 | 5b 76 65 72 74 65 78 49 |ertices |[vertexI|
|000014a0| 6e 64 69 63 65 73 20 5b | 66 69 72 73 74 56 65 72 |ndices [|firstVer|
|000014b0| 74 65 78 49 6e 64 65 78 | 20 20 5d 5d 2e 7a 29 3b |texIndex|  ]].z);|
|000014c0| 0d 09 09 09 47 65 74 50 | 65 6e 20 28 26 70 30 29 |....GetP|en (&p0)|
|000014d0| 3b 0d 09 09 09 4d 6f 76 | 65 54 6f 33 44 20 28 76 |;....Mov|eTo3D (v|
|000014e0| 65 72 74 69 63 65 73 20 | 5b 76 65 72 74 65 78 49 |ertices |[vertexI|
|000014f0| 6e 64 69 63 65 73 20 5b | 66 69 72 73 74 56 65 72 |ndices [|firstVer|
|00001500| 74 65 78 49 6e 64 65 78 | 2b 31 5d 5d 2e 78 2c 0d |texIndex|+1]].x,.|
|00001510| 09 09 09 09 09 20 20 76 | 65 72 74 69 63 65 73 20 |.....  v|ertices |
|00001520| 5b 76 65 72 74 65 78 49 | 6e 64 69 63 65 73 20 5b |[vertexI|ndices [|
|00001530| 66 69 72 73 74 56 65 72 | 74 65 78 49 6e 64 65 78 |firstVer|texIndex|
|00001540| 2b 31 5d 5d 2e 79 2c 0d | 09 09 09 09 09 20 20 76 |+1]].y,.|.....  v|
|00001550| 65 72 74 69 63 65 73 20 | 5b 76 65 72 74 65 78 49 |ertices |[vertexI|
|00001560| 6e 64 69 63 65 73 20 5b | 66 69 72 73 74 56 65 72 |ndices [|firstVer|
|00001570| 74 65 78 49 6e 64 65 78 | 2b 31 5d 5d 2e 7a 29 3b |texIndex|+1]].z);|
|00001580| 0d 09 09 09 47 65 74 50 | 65 6e 20 28 26 70 31 29 |....GetP|en (&p1)|
|00001590| 3b 0d 09 09 09 4d 6f 76 | 65 54 6f 33 44 20 28 76 |;....Mov|eTo3D (v|
|000015a0| 65 72 74 69 63 65 73 20 | 5b 76 65 72 74 65 78 49 |ertices |[vertexI|
|000015b0| 6e 64 69 63 65 73 20 5b | 66 69 72 73 74 56 65 72 |ndices [|firstVer|
|000015c0| 74 65 78 49 6e 64 65 78 | 2b 32 5d 5d 2e 78 2c 0d |texIndex|+2]].x,.|
|000015d0| 09 09 09 09 09 20 20 76 | 65 72 74 69 63 65 73 20 |.....  v|ertices |
|000015e0| 5b 76 65 72 74 65 78 49 | 6e 64 69 63 65 73 20 5b |[vertexI|ndices [|
|000015f0| 66 69 72 73 74 56 65 72 | 74 65 78 49 6e 64 65 78 |firstVer|texIndex|
|00001600| 2b 32 5d 5d 2e 79 2c 0d | 09 09 09 09 09 20 20 76 |+2]].y,.|.....  v|
|00001610| 65 72 74 69 63 65 73 20 | 5b 76 65 72 74 65 78 49 |ertices |[vertexI|
|00001620| 6e 64 69 63 65 73 20 5b | 66 69 72 73 74 56 65 72 |ndices [|firstVer|
|00001630| 74 65 78 49 6e 64 65 78 | 2b 32 5d 5d 2e 7a 29 3b |texIndex|+2]].z);|
|00001640| 0d 09 09 09 47 65 74 50 | 65 6e 20 28 26 70 32 29 |....GetP|en (&p2)|
|00001650| 3b 0d 0d 09 09 09 76 31 | 68 20 3d 20 70 31 2e 68 |;.....v1|h = p1.h|
|00001660| 20 2d 20 70 30 2e 68 3b | 0d 09 09 09 76 31 76 20 | - p0.h;|....v1v |
|00001670| 3d 20 70 31 2e 76 20 2d | 20 70 30 2e 76 3b 0d 09 |= p1.v -| p0.v;..|
|00001680| 09 09 76 32 68 20 3d 20 | 70 32 2e 68 20 2d 20 70 |..v2h = |p2.h - p|
|00001690| 31 2e 68 3b 0d 09 09 09 | 76 32 76 20 3d 20 70 32 |1.h;....|v2v = p2|
|000016a0| 2e 76 20 2d 20 70 31 2e | 76 3b 0d 0d 09 09 09 2f |.v - p1.|v;...../|
|000016b0| 2a 20 43 68 65 63 6b 20 | 66 6f 72 20 62 61 63 6b |* Check |for back|
|000016c0| 66 61 63 65 64 20 70 6f | 6c 79 67 6f 6e 20 62 79 |faced po|lygon by|
|000016d0| 20 64 6f 69 6e 67 20 63 | 72 6f 73 73 2d 70 72 6f | doing c|ross-pro|
|000016e0| 64 75 63 74 2e 20 20 53 | 6b 69 70 20 69 66 20 62 |duct.  S|kip if b|
|000016f0| 61 63 6b 66 61 63 65 64 | 2e 0d 09 09 09 20 2a 20 |ackfaced|..... * |
|00001700| 54 72 79 20 75 73 69 6e | 67 20 27 3c 3d 27 20 74 |Try usin|g '<=' t|
|00001710| 65 73 74 20 69 6e 73 74 | 65 61 64 20 74 6f 20 67 |est inst|ead to g|
|00001720| 65 74 20 74 68 65 20 69 | 6e 73 69 64 65 2d 6f 75 |et the i|nside-ou|
|00001730| 74 20 65 66 66 65 63 74 | 20 2a 2f 0d 09 09 09 69 |t effect| */....i|
|00001740| 66 20 28 28 76 31 68 20 | 2a 20 76 32 76 20 2d 20 |f ((v1h |* v2v - |
|00001750| 76 31 76 20 2a 20 76 32 | 68 29 20 3e 3d 20 30 29 |v1v * v2|h) >= 0)|
|00001760| 20 63 6f 6e 74 69 6e 75 | 65 3b 0d 09 09 7d 0d 0d | continu|e;...}..|
|00001770| 09 09 7b 0d 09 09 09 2f | 2a 20 44 72 61 77 20 74 |..{..../|* Draw t|
|00001780| 68 65 20 70 6f 6c 79 67 | 6f 6e 20 2a 2f 0d 09 09 |he polyg|on */...|
|00001790| 09 0d 09 09 09 50 6f 6c | 79 48 61 6e 64 6c 65 09 |.....Pol|yHandle.|
|000017a0| 70 6f 6c 79 48 64 6c 20 | 3d 20 6e 69 6c 3b 0d 09 |polyHdl |= nil;..|
|000017b0| 09 09 49 6e 74 65 67 65 | 72 20 6a 3b 0d 09 09 09 |..Intege|r j;....|
|000017c0| 49 6e 74 65 67 65 72 20 | 76 65 72 74 65 78 49 6e |Integer |vertexIn|
|000017d0| 64 65 78 3b 0d 0d 09 09 | 09 69 66 20 28 67 52 65 |dex;....|.if (gRe|
|000017e0| 6e 64 65 72 69 6e 67 53 | 74 79 6c 65 20 21 3d 20 |nderingS|tyle != |
|000017f0| 69 4c 69 6e 65 44 72 61 | 77 69 6e 67 29 20 7b 0d |iLineDra|wing) {.|
|00001800| 09 09 09 09 2f 2a 20 67 | 52 65 6e 64 65 72 69 6e |..../* g|Renderin|
|00001810| 67 53 74 79 6c 65 20 69 | 73 20 69 46 6c 61 74 53 |gStyle i|s iFlatS|
|00001820| 68 61 64 69 6e 67 20 6f | 72 20 69 46 6c 61 74 53 |hading o|r iFlatS|
|00001830| 68 61 64 69 6e 67 57 69 | 74 68 4f 75 74 6c 69 6e |hadingWi|thOutlin|
|00001840| 65 2e 0d 09 09 09 09 20 | 2a 20 42 65 67 69 6e 20 |e...... |* Begin |
|00001850| 63 6f 6c 6c 65 63 74 69 | 6e 67 20 51 44 20 70 6f |collecti|ng QD po|
|00001860| 6c 79 67 6f 6e 20 2a 2f | 0d 09 09 09 09 70 6f 6c |lygon */|.....pol|
|00001870| 79 48 64 6c 20 3d 20 4f | 70 65 6e 50 6f 6c 79 20 |yHdl = O|penPoly |
|00001880| 28 29 3b 0d 09 09 09 7d | 0d 09 09 09 50 6f 6c 79 |();....}|....Poly|
|00001890| 43 6f 6c 6f 72 20 28 26 | 70 6f 6c 79 4e 65 74 2d |Color (&|polyNet-|
|000018a0| 3e 66 43 6f 6c 6f 72 20 | 5b 74 68 69 73 50 6f 6c |>fColor |[thisPol|
|000018b0| 79 2d 3e 66 43 6f 6c 6f | 72 49 6e 64 65 78 5d 29 |y->fColo|rIndex])|
|000018c0| 3b 0d 09 09 09 0d 09 09 | 09 2f 2a 20 49 6e 69 74 |;.......|./* Init|
|000018d0| 69 61 6c 20 6d 6f 76 65 | 20 2a 2f 0d 09 09 09 76 |ial move| */....v|
|000018e0| 65 72 74 65 78 49 6e 64 | 65 78 20 3d 20 76 65 72 |ertexInd|ex = ver|
|000018f0| 74 65 78 49 6e 64 69 63 | 65 73 20 5b 66 69 72 73 |texIndic|es [firs|
|00001900| 74 56 65 72 74 65 78 49 | 6e 64 65 78 5d 3b 0d 09 |tVertexI|ndex];..|
|00001910| 09 09 4d 6f 76 65 54 6f | 33 44 09 28 09 76 65 72 |..MoveTo|3D.(.ver|
|00001920| 74 69 63 65 73 20 5b 76 | 65 72 74 65 78 49 6e 64 |tices [v|ertexInd|
|00001930| 65 78 5d 2e 78 2c 0d 09 | 09 09 09 09 09 09 76 65 |ex].x,..|......ve|
|00001940| 72 74 69 63 65 73 20 5b | 76 65 72 74 65 78 49 6e |rtices [|vertexIn|
|00001950| 64 65 78 5d 2e 79 2c 0d | 09 09 09 09 09 09 09 76 |dex].y,.|.......v|
|00001960| 65 72 74 69 63 65 73 20 | 5b 76 65 72 74 65 78 49 |ertices |[vertexI|
|00001970| 6e 64 65 78 5d 2e 7a 29 | 3b 0d 09 09 09 2f 2a 20 |ndex].z)|;..../* |
|00001980| 48 69 74 20 74 68 65 20 | 76 65 72 74 69 63 65 73 |Hit the |vertices|
|00001990| 20 2a 2f 09 09 09 09 0d | 09 09 09 66 6f 72 20 28 | */.....|...for (|
|000019a0| 6a 20 3d 20 66 69 72 73 | 74 56 65 72 74 65 78 49 |j = firs|tVertexI|
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|00002130| 3d 3d 3d 3d 3d 3d 3d 3d | 3d 3d 3d 3d 3d 3d 3d 3d |========|========|
|00002140| 3d 3d 3d 3d 3d 3d 3d 3d | 3d 3d 3d 3d 3d 3d 3d 3d |========|========|
|00002150| 3d 3d 3d 3d 3d 3d 3d 3d | 3d 3d 3d 3d 3d 3d 3d 3d |========|========|
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|00002580| 3d 3d 3d 3d 3d 3d 3d 3d | 3d 3d 3d 3d 3d 3d 3d 3d |========|========|
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|000026f0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00002700| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00002710| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2a 2f 0d 70 61 |--------|---*/.pa|
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|000027e0| 61 74 72 69 78 5b 32 5d | 5b 30 5d 3b 0d 20 20 20 |atrix[2]|[0];.   |
|000027f0| 20 7a 41 78 69 73 2e 79 | 20 3d 20 6d 61 74 72 69 | zAxis.y| = matri|
|00002800| 78 5b 32 5d 5b 31 5d 3b | 0d 20 20 20 20 7a 41 78 |x[2][1];|.    zAx|
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|00002820| 5b 32 5d 3b 0d 0d 09 4e | 6f 72 6d 61 6c 69 7a 65 |[2];...N|ormalize|
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|00002890| 2c 20 26 7a 41 78 69 73 | 29 3b 0d 0d 20 20 20 20 |, &zAxis|);..    |
|000028a0| 6d 61 74 72 69 78 5b 30 | 5d 5b 30 5d 20 3d 20 78 |matrix[0|][0] = x|
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|000028d0| 2e 79 3b 0d 20 20 20 20 | 6d 61 74 72 69 78 5b 30 |.y;.    |matrix[0|
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|00002910| 20 6d 61 74 72 69 78 5b | 31 5d 5b 31 5d 20 3d 20 | matrix[|1][1] = |
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|00002930| 72 69 78 5b 31 5d 5b 32 | 5d 20 3d 20 79 41 78 69 |rix[1][2|] = yAxi|
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|00002950| 5b 32 5d 5b 30 5d 20 3d | 20 7a 41 78 69 73 2e 78 |[2][0] =| zAxis.x|
|00002960| 3b 0d 20 20 20 20 6d 61 | 74 72 69 78 5b 32 5d 5b |;.    ma|trix[2][|
|00002970| 31 5d 20 3d 20 7a 41 78 | 69 73 2e 79 3b 0d 20 20 |1] = zAx|is.y;.  |
|00002980| 20 20 6d 61 74 72 69 78 | 5b 32 5d 5b 32 5d 20 3d |  matrix|[2][2] =|
|00002990| 20 7a 41 78 69 73 2e 7a | 3b 0d 7d 0d 0d 2f 2a 3d | zAxis.z|;.}../*=|
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|000029b0| 3d 3d 3d 3d 3d 3d 3d 3d | 3d 3d 3d 3d 3d 3d 3d 3d |========|========|
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|000029d0| 3d 3d 3d 3d 3d 3d 3d 3d | 3d 3d 3d 3d 3d 3d 3d 3d |========|========|
|000029e0| 3d 3d 3d 3d 3d 3d 3d 3d | 3d 3d 3d 3d 3d 3d 3d 3d |========|========|
|000029f0| 3d 3d 3d 3d 3d 3d 3d 3d | 3d 3d 3d 3d 3d 3d 3d 3d |========|========|
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|00002d00| 3d 3d 3d 3d 3d 3d 3d 3d | 3d 3d 3d 3d 3d 3d 3d 3d |========|========|
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|00002de0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
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|000032a0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|000032b0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|000032c0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|000032d0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2a 2f 0d |--------|-----*/.|
|000032e0| 70 61 73 63 61 6c 20 76 | 6f 69 64 20 53 65 74 52 |pascal v|oid SetR|
|000032f0| 6f 74 61 74 69 6f 6e 4d | 61 74 72 69 78 20 28 4d |otationM|atrix (M|
|00003300| 61 74 72 69 78 34 44 20 | 72 6f 74 61 74 69 6f 6e |atrix4D |rotation|
|00003310| 4d 61 74 72 69 78 2c 20 | 63 6f 6e 73 74 20 43 50 |Matrix, |const CP|
|00003320| 6f 69 6e 74 33 44 20 2a | 6f 70 2c 20 63 6f 6e 73 |oint3D *|op, cons|
|00003330| 74 20 43 50 6f 69 6e 74 | 33 44 20 2a 6f 71 29 0d |t CPoint|3D *oq).|
|00003340| 7b 0d 09 52 65 61 6c 09 | 09 73 2c 20 63 2c 20 74 |{..Real.|.s, c, t|
|00003350| 3b 0d 09 43 50 6f 69 6e | 74 33 44 09 61 3b 0d 09 |;..CPoin|t3D.a;..|
|00003360| 0d 09 23 64 65 66 69 6e | 65 20 61 78 09 28 61 2e |..#defin|e ax.(a.|
|00003370| 78 29 0d 09 23 64 65 66 | 69 6e 65 20 61 79 09 28 |x)..#def|ine ay.(|
|00003380| 61 2e 79 29 0d 09 23 64 | 65 66 69 6e 65 20 61 7a |a.y)..#d|efine az|
|00003390| 09 28 61 2e 7a 29 0d 09 | 23 64 65 66 69 6e 65 20 |.(a.z)..|#define |
|000033a0| 61 78 32 09 28 61 78 20 | 2a 20 61 78 29 0d 09 23 |ax2.(ax |* ax)..#|
|000033b0| 64 65 66 69 6e 65 20 61 | 79 32 09 28 61 79 20 2a |define a|y2.(ay *|
|000033c0| 20 61 79 29 0d 09 23 64 | 65 66 69 6e 65 20 61 7a | ay)..#d|efine az|
|000033d0| 32 09 28 61 7a 20 2a 20 | 61 7a 29 0d 0d 09 43 72 |2.(az * |az)...Cr|
|000033e0| 6f 73 73 50 72 6f 64 75 | 63 74 33 44 20 28 6f 70 |ossProdu|ct3D (op|
|000033f0| 2c 20 6f 71 2c 20 26 61 | 29 3b 0d 09 73 20 3d 20 |, oq, &a|);..s = |
|00003400| 4c 65 6e 67 74 68 33 44 | 20 28 26 61 29 3b 0d 09 |Length3D| (&a);..|
|00003410| 63 20 3d 20 44 6f 74 50 | 72 6f 64 75 63 74 33 44 |c = DotP|roduct3D|
|00003420| 20 28 6f 70 2c 20 6f 71 | 29 3b 0d 09 74 20 3d 20 | (op, oq|);..t = |
|00003430| 31 20 2d 20 63 3b 0d 0d | 09 69 66 20 28 73 20 3e |1 - c;..|.if (s >|
|00003440| 20 30 29 20 7b 0d 09 09 | 61 2e 78 20 2f 3d 20 73 | 0) {...|a.x /= s|
|00003450| 3b 0d 09 09 61 2e 79 20 | 2f 3d 20 73 3b 0d 09 09 |;...a.y |/= s;...|
|00003460| 61 2e 7a 20 2f 3d 20 73 | 3b 0d 09 7d 0d 0d 09 72 |a.z /= s|;..}...r|
|00003470| 6f 74 61 74 69 6f 6e 4d | 61 74 72 69 78 5b 30 5d |otationM|atrix[0]|
|00003480| 5b 30 5d 20 3d 20 74 2a | 61 78 32 2b 63 3b 0d 09 |[0] = t*|ax2+c;..|
|00003490| 72 6f 74 61 74 69 6f 6e | 4d 61 74 72 69 78 5b 30 |rotation|Matrix[0|
|000034a0| 5d 5b 31 5d 20 3d 20 74 | 2a 61 78 2a 61 79 2b 73 |][1] = t|*ax*ay+s|
|000034b0| 2a 61 7a 3b 0d 09 72 6f | 74 61 74 69 6f 6e 4d 61 |*az;..ro|tationMa|
|000034c0| 74 72 69 78 5b 30 5d 5b | 32 5d 20 3d 20 74 2a 61 |trix[0][|2] = t*a|
|000034d0| 78 2a 61 7a 2d 73 2a 61 | 79 3b 0d 0d 09 72 6f 74 |x*az-s*a|y;...rot|
|000034e0| 61 74 69 6f 6e 4d 61 74 | 72 69 78 5b 31 5d 5b 30 |ationMat|rix[1][0|
|000034f0| 5d 20 3d 20 74 2a 61 78 | 2a 61 79 2d 73 2a 61 7a |] = t*ax|*ay-s*az|
|00003500| 3b 0d 09 72 6f 74 61 74 | 69 6f 6e 4d 61 74 72 69 |;..rotat|ionMatri|
|00003510| 78 5b 31 5d 5b 31 5d 20 | 3d 20 74 2a 61 79 32 2b |x[1][1] |= t*ay2+|
|00003520| 63 3b 0d 09 72 6f 74 61 | 74 69 6f 6e 4d 61 74 72 |c;..rota|tionMatr|
|00003530| 69 78 5b 31 5d 5b 32 5d | 20 3d 20 74 2a 61 79 2a |ix[1][2]| = t*ay*|
|00003540| 61 7a 2b 73 2a 61 78 3b | 0d 0d 09 72 6f 74 61 74 |az+s*ax;|...rotat|
|00003550| 69 6f 6e 4d 61 74 72 69 | 78 5b 32 5d 5b 30 5d 20 |ionMatri|x[2][0] |
|00003560| 3d 20 74 2a 61 78 2a 61 | 7a 2b 73 2a 61 79 3b 0d |= t*ax*a|z+s*ay;.|
|00003570| 09 72 6f 74 61 74 69 6f | 6e 4d 61 74 72 69 78 5b |.rotatio|nMatrix[|
|00003580| 32 5d 5b 31 5d 20 3d 20 | 74 2a 61 79 2a 61 7a 2d |2][1] = |t*ay*az-|
|00003590| 73 2a 61 78 3b 0d 09 72 | 6f 74 61 74 69 6f 6e 4d |s*ax;..r|otationM|
|000035a0| 61 74 72 69 78 5b 32 5d | 5b 32 5d 20 3d 20 74 2a |atrix[2]|[2] = t*|
|000035b0| 61 7a 32 2b 63 3b 0d 0d | 09 72 6f 74 61 74 69 6f |az2+c;..|.rotatio|
|000035c0| 6e 4d 61 74 72 69 78 5b | 30 5d 5b 33 5d 20 3d 20 |nMatrix[|0][3] = |
|000035d0| 72 6f 74 61 74 69 6f 6e | 4d 61 74 72 69 78 5b 31 |rotation|Matrix[1|
|000035e0| 5d 5b 33 5d 20 3d 20 72 | 6f 74 61 74 69 6f 6e 4d |][3] = r|otationM|
|000035f0| 61 74 72 69 78 5b 32 5d | 5b 33 5d 20 3d 20 0d 09 |atrix[2]|[3] = ..|
|00003600| 72 6f 74 61 74 69 6f 6e | 4d 61 74 72 69 78 5b 33 |rotation|Matrix[3|
|00003610| 5d 5b 30 5d 20 3d 20 72 | 6f 74 61 74 69 6f 6e 4d |][0] = r|otationM|
|00003620| 61 74 72 69 78 5b 33 5d | 5b 31 5d 20 3d 20 72 6f |atrix[3]|[1] = ro|
|00003630| 74 61 74 69 6f 6e 4d 61 | 74 72 69 78 5b 33 5d 5b |tationMa|trix[3][|
|00003640| 32 5d 20 3d 20 30 2e 30 | 3b 0d 09 72 6f 74 61 74 |2] = 0.0|;..rotat|
|00003650| 69 6f 6e 4d 61 74 72 69 | 78 5b 33 5d 5b 33 5d 20 |ionMatri|x[3][3] |
|00003660| 3d 20 31 2e 30 3b 0d 0d | 09 23 75 6e 64 65 66 20 |= 1.0;..|.#undef |
|00003670| 61 78 0d 09 23 75 6e 64 | 65 66 20 61 79 0d 09 23 |ax..#und|ef ay..#|
|00003680| 75 6e 64 65 66 20 61 7a | 0d 09 23 75 6e 64 65 66 |undef az|..#undef|
|00003690| 20 61 78 32 0d 09 23 75 | 6e 64 65 66 20 61 79 32 | ax2..#u|ndef ay2|
|000036a0| 0d 09 23 75 6e 64 65 66 | 20 61 7a 32 0d 7d 0d 0d |..#undef| az2.}..|
|000036b0| 2f 2a 3d 3d 3d 3d 3d 3d | 3d 3d 3d 3d 3d 3d 3d 3d |/*======|========|
|000036c0| 3d 3d 3d 3d 3d 3d 3d 3d | 3d 3d 3d 3d 3d 3d 3d 3d |========|========|
|000036d0| 3d 3d 3d 3d 3d 3d 3d 3d | 3d 3d 3d 3d 3d 3d 3d 3d |========|========|
|000036e0| 3d 3d 3d 3d 3d 3d 3d 3d | 3d 3d 3d 3d 3d 3d 3d 3d |========|========|
|000036f0| 3d 3d 3d 3d 3d 3d 3d 3d | 3d 3d 3d 3d 3d 3d 3d 3d |========|========|
|00003700| 3d 3d 3d 3d 3d 3d 3d 3d | 3d 3d 3d 3d 3d 3d 3d 3d |========|========|
|00003710| 3d 3d 3d 0d 2f 2a 20 55 | 6e 69 74 43 72 6f 73 73 |===./* U|nitCross|
|00003720| 50 72 6f 64 75 63 74 33 | 44 0d 2f 2a 0d 2f 2a 20 |Product3|D./*./* |
|00003730| 52 65 74 75 72 6e 73 20 | 74 68 65 20 6e 6f 72 6d |Returns |the norm|
|00003740| 61 6c 69 7a 65 64 20 72 | 69 67 68 74 2d 68 61 6e |alized r|ight-han|
|00003750| 64 65 64 20 63 72 6f 73 | 73 20 70 72 6f 64 75 63 |ded cros|s produc|
|00003760| 74 20 6f 66 20 61 20 61 | 6e 64 20 62 20 69 6e 20 |t of a a|nd b in |
|00003770| 63 0d 2f 2a 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |c./*----|--------|
|00003780| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00003790| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|000037a0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|000037b0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|000037c0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|000037d0| 2d 2d 2d 2d 2d 2a 2f 0d | 70 61 73 63 61 6c 20 76 |-----*/.|pascal v|
|000037e0| 6f 69 64 20 55 6e 69 74 | 43 72 6f 73 73 50 72 6f |oid Unit|CrossPro|
|000037f0| 64 75 63 74 33 44 20 28 | 63 6f 6e 73 74 20 43 50 |duct3D (|const CP|
|00003800| 6f 69 6e 74 33 44 20 2a | 61 2c 20 63 6f 6e 73 74 |oint3D *|a, const|
|00003810| 20 43 50 6f 69 6e 74 33 | 44 20 2a 62 2c 20 43 50 | CPoint3|D *b, CP|
|00003820| 6f 69 6e 74 33 44 20 2a | 61 43 72 6f 73 73 42 29 |oint3D *|aCrossB)|
|00003830| 0d 7b 0d 09 43 72 6f 73 | 73 50 72 6f 64 75 63 74 |.{..Cros|sProduct|
|00003840| 33 44 20 28 61 2c 20 62 | 2c 20 61 43 72 6f 73 73 |3D (a, b|, aCross|
|00003850| 42 29 3b 0d 09 4e 6f 72 | 6d 61 6c 69 7a 65 33 44 |B);..Nor|malize3D|
|00003860| 20 28 61 43 72 6f 73 73 | 42 29 3b 0d 7d 0d 0d 00 | (aCross|B);.}...|
|00003870| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00003880| 00 00 01 00 00 00 02 98 | 00 00 01 98 00 00 00 72 |........|.......r|
|00003890| 00 00 01 87 00 00 a5 48 | 1e 2a 00 00 06 f1 00 00 |.......H|.*......|
|000038a0| 01 87 00 00 a5 48 1e 2a | 00 00 0a 45 00 00 01 93 |.....H.*|...E....|
|000038b0| 0c 47 72 61 70 68 69 63 | 73 33 44 2e 63 fc 02 00 |.Graphic|s3D.c...|
|000038c0| 00 00 54 45 58 54 4d 50 | 53 20 01 00 02 d8 00 40 |..TEXTMP|S .....@|
|000038d0| 00 00 54 45 58 54 4d 50 | 53 20 01 00 02 d8 00 40 |..TEXTMP|S .....@|
|000038e0| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|000038f0| 00 00 a5 61 82 76 00 00 | 37 ef 00 00 03 0a 07 03 |...a.v..|7.......|
|00003900| 00 00 01 95 00 00 a5 48 | 1e 2b 00 00 08 54 00 00 |.......H|.+...T..|
|00003910| 01 87 00 00 a5 48 1e 2b | 00 00 07 0c 00 00 01 87 |.....H.+|........|
|00003920| 00 00 a5 48 1d df 00 00 | 28 de 00 00 00 39 00 01 |...H....|(....9..|
|00003930| a5 48 1d df 00 00 28 e2 | 00 00 01 9d 00 01 a5 48 |.H....(.|.......H|
|00003940| 1d d2 00 00 04 18 00 00 | 00 02 00 00 a5 48 1d d3 |........|.....H..|
|00003950| 00 00 04 1d 00 00 00 02 | 00 00 a5 48 1d df 00 00 |........|...H....|
|00003960| 28 e3 00 00 01 d2 00 00 | a5 48 1d d8 00 00 29 72 |(.......|.H....)r|
|00003970| 00 00 00 02 00 00 a5 48 | 1d d3 00 00 27 d9 00 00 |.......H|....'...|
|00003980| 00 00 00 0a 00 00 2f b5 | 01 73 00 00 00 00 00 00 |....../.|.s......|
|00003990| 00 8a 00 05 00 1c 00 00 | 2e e5 01 6f 01 48 8e b8 |........|...o.H..|
|000039a0| 00 00 0d 6d 61 78 47 72 | 61 79 56 61 6c 75 65 20 |...maxGr|ayValue |
|000039b0| 00 28 00 00 2f 43 01 71 | 01 48 8e a8 80 00 01 14 |.(../C.q|.H......|
|000039c0| 02 98 01 7b 03 eb 94 20 | 00 00 00 00 00 00 09 2a |...{... |.......*|
|000039d0| 72 47 42 43 6f 6c 6f 72 | 00 18 00 00 2f 43 01 71 |rGBColor|..../C.q|
|000039e0| 01 48 8e 30 00 00 09 72 | 47 42 43 6f 6c 6f 72 20 |.H.0...r|GBColor |
|000039f0| 00 14 00 00 2f 43 01 71 | 01 48 8e 20 00 00 05 69 |..../C.q|.H. ...i|
|00003a00| 6e 64 65 78 00 18 00 00 | 2e e5 01 6f 01 48 8e 10 |ndex....|...o.H..|
|00003a10| 00 00 09 69 6e 74 65 6e | 73 69 74 79 00 00 00 8a |...inten|sity....|
|00003a20| 00 05 00 28 00 00 2f b6 | 01 74 01 15 5b 3c 80 00 |...(../.|.t..[<..|
|00003a30| 00 67 02 4c 00 d9 03 99 | 94 20 00 00 00 00 00 00 |.g.L....|. ......|
|00003a40| 09 2a 72 47 42 43 6f 6c | 6f 72 00 18 00 00 2f b6 |.*rGBCol|or..../.|
|00003a50| 01 74 01 15 5a c8 00 00 | 09 72 47 42 43 6f 6c 6f |.t..Z...|.rGBColo|
|00003a60| 72 20 00 1c 00 00 2f b6 | 01 74 01 15 5a b8 00 00 |r ..../.|.t..Z...|
|00003a70| 0d 6d 61 78 47 72 61 79 | 56 61 6c 75 65 20 00 18 |.maxGray|Value ..|
|00003a80| 00 00 2e e6 01 70 01 15 | 5a a8 00 00 09 69 6e 74 |.....p..|Z....int|
|00003a90| 65 6e 73 69 74 79 00 14 | 00 00 2f 44 01 72 01 15 |ensity..|../D.r..|
|00003aa0| 5a 98 00 00 05 69 6e 64 | 65 78 00 00 00 48 00 09 |Z....ind|ex...H..|
|00003ab0| 4d 6f 6e 61 63 6f 00 77 | 69 6e 64 6f 77 29 0d 7b |Monaco.w|indow).{|
|00003ac0| 0d 09 53 65 74 43 75 72 | 73 6f 72 28 2a 67 72 61 |..SetCur|sor(*gra|
|00003ad0| 00 06 00 04 00 32 02 1d | 03 62 04 50 00 32 02 1d |.....2..|.b.P.2..|
|00003ae0| 03 62 04 50 a7 d5 5c f0 | 00 00 01 4a 00 00 01 4a |.b.P..\.|...J...J|
|00003af0| 00 00 00 00 01 00 00 00 | 00 1e 00 32 02 1d 03 62 |........|...2...b|
|00003b00| 04 50 00 32 02 1d 03 62 | 04 50 00 00 00 00 00 00 |.P.2...b|.P......|
|00003b10| 00 00 00 00 00 00 00 00 | 00 00 01 00 00 00 02 98 |........|........|
|00003b20| 00 00 01 98 00 00 00 72 | 00 cf 97 1c 0b 06 00 00 |.......r|........|
|00003b30| 00 1c 00 72 00 02 4d 50 | 53 52 00 01 00 1a 44 54 |...r..MP|SR....DT|
|00003b40| 56 55 00 01 00 32 42 4b | 50 54 00 00 00 4a 03 ed |VU...2BK|PT...J..|
|00003b50| ff ff 00 00 01 2a 00 00 | 00 00 03 f0 ff ff 00 00 |.....*..|........|
|00003b60| 01 76 00 d1 90 e0 54 42 | ff ff 00 00 00 0e 00 00 |.v....TB|........|
|00003b70| 00 00 31 a6 ff ff 00 00 | 00 9c 00 00 00 00 50 6e |..1.....|......Pn|
|00003b80| ff ff 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00003b90| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00003ba0| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00003bb0| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00003bc0| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00003bd0| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00003be0| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00003bf0| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
+--------+-------------------------+-------------------------+--------+--------+