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1 <html>
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2 <head>
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3 <title>MayaChemTools:Code:Vector.pm</title>
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4 <meta http-equiv="content-type" content="text/html;charset=utf-8">
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5 <link rel="stylesheet" type="text/css" href="../../../css/MayaChemToolsCode.css">
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6 </head>
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7 <body leftmargin="20" rightmargin="20" topmargin="10" bottommargin="10">
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8 <br/>
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9 <center>
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10 <a href="http://www.mayachemtools.org" title="MayaChemTools Home"><img src="../../../images/MayaChemToolsLogo.gif" border="0" alt="MayaChemTools"></a>
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11 </center>
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12 <br/>
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13 <pre>
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14 <a name="package-Vector-"></a> 1 <span class="k">package </span><span class="i">Vector</span><span class="sc">;</span>
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15 2 <span class="c">#</span>
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16 3 <span class="c"># $RCSfile: Vector.pm,v $</span>
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17 4 <span class="c"># $Date: 2015/02/28 20:47:30 $</span>
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18 5 <span class="c"># $Revision: 1.34 $</span>
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19 6 <span class="c">#</span>
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20 7 <span class="c"># Author: Manish Sud &lt;msud@san.rr.com&gt;</span>
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21 8 <span class="c">#</span>
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22 9 <span class="c"># Copyright (C) 2015 Manish Sud. All rights reserved.</span>
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23 10 <span class="c">#</span>
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24 11 <span class="c"># This file is part of MayaChemTools.</span>
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25 12 <span class="c">#</span>
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26 13 <span class="c"># MayaChemTools is free software; you can redistribute it and/or modify it under</span>
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27 14 <span class="c"># the terms of the GNU Lesser General Public License as published by the Free</span>
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28 15 <span class="c"># Software Foundation; either version 3 of the License, or (at your option) any</span>
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29 16 <span class="c"># later version.</span>
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30 17 <span class="c">#</span>
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31 18 <span class="c"># MayaChemTools is distributed in the hope that it will be useful, but without</span>
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32 19 <span class="c"># any warranty; without even the implied warranty of merchantability of fitness</span>
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33 20 <span class="c"># for a particular purpose. See the GNU Lesser General Public License for more</span>
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34 21 <span class="c"># details.</span>
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35 22 <span class="c">#</span>
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36 23 <span class="c"># You should have received a copy of the GNU Lesser General Public License</span>
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37 24 <span class="c"># along with MayaChemTools; if not, see &lt;http://www.gnu.org/licenses/&gt; or</span>
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38 25 <span class="c"># write to the Free Software Foundation Inc., 59 Temple Place, Suite 330,</span>
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39 26 <span class="c"># Boston, MA, 02111-1307, USA.</span>
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40 27 <span class="c">#</span>
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41 28
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42 29 <span class="k">use</span> <span class="w">strict</span><span class="sc">;</span>
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43 30 <span class="k">use</span> <span class="w">Carp</span><span class="sc">;</span>
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44 31 <span class="k">use</span> <span class="w">Exporter</span><span class="sc">;</span>
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45 32 <span class="k">use</span> <span class="w">Scalar::Util</span> <span class="s">(</span><span class="s">)</span><span class="sc">;</span>
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46 33 <span class="k">use</span> <span class="w">StatisticsUtil</span> <span class="s">(</span><span class="s">)</span><span class="sc">;</span>
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47 34
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48 35 <span class="k">use</span> <span class="w">vars</span> <span class="q">qw(@ISA @EXPORT @EXPORT_OK %EXPORT_TAGS)</span><span class="sc">;</span>
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49 36
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50 37 <span class="i">@ISA</span> = <span class="q">qw(Exporter)</span><span class="sc">;</span>
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51 38 <span class="i">@EXPORT</span> = <span class="q">qw(IsVector UnitXVector UnitYVector UnitZVector UnitVector ZeroVector)</span><span class="sc">;</span>
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52 39 <span class="i">@EXPORT_OK</span> = <span class="q">qw(SetValuePrintFormat)</span><span class="sc">;</span>
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53 40
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54 41 <span class="i">%EXPORT_TAGS</span> = <span class="s">(</span>
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55 42 <span class="w">all</span> <span class="cm">=&gt;</span> <span class="s">[</span><span class="i">@EXPORT</span><span class="cm">,</span> <span class="i">@EXPORT_OK</span><span class="s">]</span>
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56 43 <span class="s">)</span><span class="sc">;</span>
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57 44
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58 45 <span class="c"># Setup class variables...</span>
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59 46 <span class="k">my</span><span class="s">(</span><span class="i">$ClassName</span><span class="cm">,</span> <span class="i">$ValueFormat</span><span class="s">)</span><span class="sc">;</span>
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60 47 <span class="i">_InitializeClass</span><span class="s">(</span><span class="s">)</span><span class="sc">;</span>
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61 48
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62 49 <span class="c">#</span>
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63 50 <span class="c"># Using the following explicity overloaded operators, Perl automatically generates methods</span>
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64 51 <span class="c"># for operations with no explicitly defined methods. Autogenerated methods are possible for</span>
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65 52 <span class="c"># these operators:</span>
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66 53 <span class="c">#</span>
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67 54 <span class="c"># o Arithmetic operators: += -= *= /= **= %= ++ -- x= .=</span>
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68 55 <span class="c"># o Increment and decrement: ++ --</span>
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69 56 <span class="c">#</span>
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70 57 <span class="c"># &#39;fallback&#39; is set to &#39;false&#39; to raise exception for all other operators.</span>
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71 58 <span class="c">#</span>
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72 59 <span class="k">use</span> <span class="w">overload</span> <span class="q">&#39;&quot;&quot;&#39;</span> <span class="cm">=&gt;</span> <span class="q">&#39;StringifyVector&#39;</span><span class="cm">,</span>
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73 60
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74 61 <span class="q">&#39;0+&#39;</span> <span class="cm">=&gt;</span> <span class="q">&#39;_NumifyVector&#39;</span><span class="cm">,</span>
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75 62
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76 63 <span class="q">&#39;@{}&#39;</span> <span class="cm">=&gt;</span> <span class="q">&#39;_VectorToArrayOperator&#39;</span><span class="cm">,</span>
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77 64
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78 65 <span class="q">&#39;+&#39;</span> <span class="cm">=&gt;</span> <span class="q">&#39;_VectorAdditionOperator&#39;</span><span class="cm">,</span>
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79 66 <span class="q">&#39;-&#39;</span> <span class="cm">=&gt;</span> <span class="q">&#39;_VectorSubtractionOperator&#39;</span><span class="cm">,</span>
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80 67 <span class="q">&#39;*&#39;</span> <span class="cm">=&gt;</span> <span class="q">&#39;_VectorMultiplicationOperator&#39;</span><span class="cm">,</span>
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81 68 <span class="q">&#39;/&#39;</span> <span class="cm">=&gt;</span> <span class="q">&#39;_VectorDivisionOperator&#39;</span><span class="cm">,</span>
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82 69 <span class="q">&#39;**&#39;</span> <span class="cm">=&gt;</span> <span class="q">&#39;_VectorExponentiationOperator&#39;</span><span class="cm">,</span>
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83 70 <span class="q">&#39;%&#39;</span> <span class="cm">=&gt;</span> <span class="q">&#39;_VectorModulusOperator&#39;</span><span class="cm">,</span>
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84 71
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85 72 <span class="q">&#39;x&#39;</span> <span class="cm">=&gt;</span> <span class="q">&#39;_VectorCrossProductOperator&#39;</span><span class="cm">,</span>
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86 73 <span class="q">&#39;.&#39;</span> <span class="cm">=&gt;</span> <span class="q">&#39;_VectorDotProductOperator&#39;</span><span class="cm">,</span>
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87 74
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88 75 <span class="q">&#39;bool&#39;</span> <span class="cm">=&gt;</span> <span class="q">&#39;_VectorBooleanOperator&#39;</span><span class="cm">,</span>
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89 76 <span class="q">&#39;!&#39;</span> <span class="cm">=&gt;</span> <span class="q">&#39;_VectorNotBooleanOperator&#39;</span><span class="cm">,</span>
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90 77
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91 78 <span class="q">&#39;==&#39;</span> <span class="cm">=&gt;</span> <span class="q">&#39;_VectorEqualOperator&#39;</span><span class="cm">,</span>
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92 79 <span class="q">&#39;!=&#39;</span> <span class="cm">=&gt;</span> <span class="q">&#39;_VectorNotEqualOperator&#39;</span><span class="cm">,</span>
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93 80 <span class="q">&#39;&lt;&#39;</span> <span class="cm">=&gt;</span> <span class="q">&#39;_VectorLessThanOperator&#39;</span><span class="cm">,</span>
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94 81 <span class="q">&#39;&lt;=&#39;</span> <span class="cm">=&gt;</span> <span class="q">&#39;_VectorLessThanEqualOperator&#39;</span><span class="cm">,</span>
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95 82 <span class="q">&#39;&gt;&#39;</span> <span class="cm">=&gt;</span> <span class="q">&#39;_VectorGreatarThanOperator&#39;</span><span class="cm">,</span>
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96 83 <span class="q">&#39;&gt;=&#39;</span> <span class="cm">=&gt;</span> <span class="q">&#39;_VectorGreatarThanEqualOperator&#39;</span><span class="cm">,</span>
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97 84
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98 85 <span class="q">&#39;neg&#39;</span> <span class="cm">=&gt;</span> <span class="q">&#39;_VectorNegativeValueOperator&#39;</span><span class="cm">,</span>
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99 86
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100 87 <span class="q">&#39;abs&#39;</span> <span class="cm">=&gt;</span> <span class="q">&#39;_VectorAbsoluteValueOperator&#39;</span><span class="cm">,</span>
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101 88 <span class="q">&#39;exp&#39;</span> <span class="cm">=&gt;</span> <span class="q">&#39;_VectorExpNaturalBaseOperator&#39;</span><span class="cm">,</span>
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102 89 <span class="q">&#39;log&#39;</span> <span class="cm">=&gt;</span> <span class="q">&#39;_VectorLogNaturalBaseOperator&#39;</span><span class="cm">,</span>
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103 90 <span class="q">&#39;sqrt&#39;</span> <span class="cm">=&gt;</span> <span class="q">&#39;_VectorSquareRootOperator&#39;</span><span class="cm">,</span>
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104 91 <span class="q">&#39;cos&#39;</span> <span class="cm">=&gt;</span> <span class="q">&#39;_VectorCosineOperator&#39;</span><span class="cm">,</span>
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105 92 <span class="q">&#39;sin&#39;</span> <span class="cm">=&gt;</span> <span class="q">&#39;_VectorSineOperator&#39;</span><span class="cm">,</span>
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106 93
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107 94 <span class="q">&#39;fallback&#39;</span> <span class="cm">=&gt;</span> <span class="k">undef</span><span class="sc">;</span>
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108 95
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109 96 <span class="c"># Class constructor...</span>
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110 <a name="new-"></a> 97 <span class="k">sub </span><span class="m">new</span> <span class="s">{</span>
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111 98 <span class="k">my</span><span class="s">(</span><span class="i">$Class</span><span class="cm">,</span> <span class="i">@Values</span><span class="s">)</span> = <span class="i">@_</span><span class="sc">;</span>
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112 99
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113 100 <span class="c"># Initialize object...</span>
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114 101 <span class="k">my</span> <span class="i">$This</span> = <span class="s">{</span><span class="s">}</span><span class="sc">;</span>
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115 102 <span class="k">bless</span> <span class="i">$This</span><span class="cm">,</span> <span class="k">ref</span><span class="s">(</span><span class="i">$Class</span><span class="s">)</span> || <span class="i">$Class</span><span class="sc">;</span>
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116 103 <span class="i">$This</span><span class="i">-&gt;_InitializeVector</span><span class="s">(</span><span class="s">)</span><span class="sc">;</span>
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117 104
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118 105 <span class="i">$This</span><span class="i">-&gt;_AddValues</span><span class="s">(</span><span class="i">@Values</span><span class="s">)</span><span class="sc">;</span>
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119 106
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120 107 <span class="k">return</span> <span class="i">$This</span><span class="sc">;</span>
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121 108 <span class="s">}</span>
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122 109
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123 110 <span class="c"># Initialize object data...</span>
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124 111 <span class="c">#</span>
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125 <a name="_InitializeVector-"></a> 112 <span class="k">sub </span><span class="m">_InitializeVector</span> <span class="s">{</span>
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126 113 <span class="k">my</span><span class="s">(</span><span class="i">$This</span><span class="s">)</span> = <span class="i">@_</span><span class="sc">;</span>
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127 114
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128 115 <span class="i">@</span>{<span class="i">$This</span>-&gt;{<span class="w">Values</span>}} = <span class="s">(</span><span class="s">)</span><span class="sc">;</span>
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129 116 <span class="s">}</span>
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130 117
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131 118 <span class="c"># Initialize class ...</span>
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132 <a name="_InitializeClass-"></a> 119 <span class="k">sub </span><span class="m">_InitializeClass</span> <span class="s">{</span>
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133 120 <span class="c">#Class name...</span>
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134 121 <span class="i">$ClassName</span> = <span class="w">__PACKAGE__</span><span class="sc">;</span>
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135 122
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136 123 <span class="c"># Print format for vector values...</span>
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137 124 <span class="i">$ValueFormat</span> = <span class="q">&quot;%g&quot;</span><span class="sc">;</span>
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138 125 <span class="s">}</span>
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139 126
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140 127 <span class="c"># Initialize vector values using:</span>
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141 128 <span class="c"># o List of values</span>
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142 129 <span class="c"># o Reference to an list of values</span>
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143 130 <span class="c"># o Another vector object</span>
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144 131 <span class="c">#</span>
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145 <a name="_AddValues-"></a> 132 <span class="k">sub </span><span class="m">_AddValues</span> <span class="s">{</span>
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146 133 <span class="k">my</span><span class="s">(</span><span class="i">$This</span><span class="cm">,</span> <span class="i">@Values</span><span class="s">)</span> = <span class="i">@_</span><span class="sc">;</span>
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147 134
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148 135 <span class="k">if</span> <span class="s">(</span>!<span class="i">@Values</span><span class="s">)</span> <span class="s">{</span>
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149 136 <span class="k">return</span><span class="sc">;</span>
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150 137 <span class="s">}</span>
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151 138
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152 139 <span class="c"># Set vector values...</span>
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153 140 <span class="k">my</span><span class="s">(</span><span class="i">$FirstValue</span><span class="cm">,</span> <span class="i">$TypeOfFirstValue</span><span class="s">)</span><span class="sc">;</span>
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154 141 <span class="i">$FirstValue</span> = <span class="i">$Values</span>[<span class="n">0</span>]<span class="sc">;</span>
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155 142 <span class="i">$TypeOfFirstValue</span> = <span class="k">ref</span> <span class="i">$FirstValue</span><span class="sc">;</span>
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156 143 <span class="k">if</span> <span class="s">(</span><span class="i">$TypeOfFirstValue</span> =~ <span class="q">/^(SCALAR|HASH|CODE|REF|GLOB)/</span><span class="s">)</span> <span class="s">{</span>
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157 144 <span class="w">croak</span> <span class="q">&quot;Error: ${ClassName}-&gt;_AddValues: Trying to add values to vector object with a reference to unsupported value format...&quot;</span><span class="sc">;</span>
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158 145 <span class="s">}</span>
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159 146
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160 147 <span class="k">if</span> <span class="s">(</span><span class="i">_IsVector</span><span class="s">(</span><span class="i">$FirstValue</span><span class="s">)</span><span class="s">)</span> <span class="s">{</span>
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161 148 <span class="c"># Initialize using Vector...</span>
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162 149 <span class="k">push</span> <span class="i">@</span>{<span class="i">$This</span>-&gt;{<span class="w">Values</span>}}<span class="cm">,</span> <span class="i">@</span>{<span class="i">$FirstValue</span>-&gt;{<span class="w">Values</span>}}<span class="sc">;</span>
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163 150 <span class="s">}</span>
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164 151 <span class="k">elsif</span> <span class="s">(</span><span class="i">$TypeOfFirstValue</span> =~ <span class="q">/^ARRAY/</span><span class="s">)</span> <span class="s">{</span>
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165 152 <span class="c"># Initialize using array refernce...</span>
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166 153 <span class="k">push</span> <span class="i">@</span>{<span class="i">$This</span>-&gt;{<span class="w">Values</span>}}<span class="cm">,</span> <span class="i">@</span>{<span class="i">$FirstValue</span>}<span class="sc">;</span>
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167 154 <span class="s">}</span>
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168 155 <span class="k">else</span> <span class="s">{</span>
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169 156 <span class="c"># It&#39;s a list of values...</span>
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170 157 <span class="k">push</span> <span class="i">@</span>{<span class="i">$This</span>-&gt;{<span class="w">Values</span>}}<span class="cm">,</span> <span class="i">@Values</span><span class="sc">;</span>
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171 158 <span class="s">}</span>
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172 159 <span class="s">}</span>
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173 160
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174 161 <span class="c"># Add values to a vector using a vector, reference to an array or an array...</span>
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175 <a name="AddValues-"></a> 162 <span class="k">sub </span><span class="m">AddValues</span> <span class="s">{</span>
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176 163 <span class="k">my</span><span class="s">(</span><span class="i">$This</span><span class="cm">,</span> <span class="i">@Values</span><span class="s">)</span> = <span class="i">@_</span><span class="sc">;</span>
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177 164
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178 165 <span class="i">$This</span><span class="i">-&gt;_AddValues</span><span class="s">(</span><span class="i">@Values</span><span class="s">)</span><span class="sc">;</span>
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179 166
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180 167 <span class="k">return</span> <span class="i">$This</span><span class="sc">;</span>
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181 168 <span class="s">}</span>
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182 169
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183 170 <span class="c"># Copy vector...</span>
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184 <a name="Copy-"></a> 171 <span class="k">sub </span><span class="m">Copy</span> <span class="s">{</span>
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185 172 <span class="k">my</span><span class="s">(</span><span class="i">$This</span><span class="s">)</span> = <span class="i">@_</span><span class="sc">;</span>
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186 173 <span class="k">my</span><span class="s">(</span><span class="i">$Vector</span><span class="s">)</span><span class="sc">;</span>
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187 174
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188 175 <span class="c"># Copy vector values...</span>
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189 176 <span class="i">$Vector</span> = <span class="s">(</span><span class="k">ref</span> <span class="i">$This</span><span class="s">)</span><span class="i">-&gt;new</span><span class="s">(</span>\<span class="i">@</span>{<span class="i">$This</span>-&gt;{<span class="w">Values</span>}}<span class="s">)</span><span class="sc">;</span>
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190 177
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191 178 <span class="c"># Copy value format for stringification...</span>
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192 179 <span class="k">if</span> <span class="s">(</span><span class="k">exists</span> <span class="i">$This</span>-&gt;{<span class="w">ValueFormat</span>}<span class="s">)</span> <span class="s">{</span>
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193 180 <span class="i">$Vector</span>-&gt;{<span class="w">ValueFormat</span>} = <span class="i">$This</span>-&gt;{<span class="w">ValueFormat</span>}<span class="sc">;</span>
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194 181 <span class="s">}</span>
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195 182 <span class="k">return</span> <span class="i">$Vector</span><span class="sc">;</span>
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196 183 <span class="s">}</span>
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197 184
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198 185 <span class="c"># Get 3D vector length...</span>
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199 <a name="GetLength-"></a> 186 <span class="k">sub </span><span class="m">GetLength</span> <span class="s">{</span>
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200 187 <span class="k">my</span><span class="s">(</span><span class="i">$This</span><span class="s">)</span> = <span class="i">@_</span><span class="sc">;</span>
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201 188
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202 189 <span class="k">if</span> <span class="s">(</span><span class="i">$This</span><span class="i">-&gt;GetSize</span><span class="s">(</span><span class="s">)</span> != <span class="n">3</span><span class="s">)</span> <span class="s">{</span>
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203 190 <span class="w">croak</span> <span class="q">&quot;Error: ${ClassName}-&gt;GetGetLength: Object must be a 3D vector...&quot;</span><span class="sc">;</span>
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204 191 <span class="s">}</span>
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205 192 <span class="k">my</span><span class="s">(</span><span class="i">$Length</span><span class="cm">,</span> <span class="i">$DotProduct</span><span class="s">)</span><span class="sc">;</span>
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206 193 <span class="i">$DotProduct</span> = <span class="i">$This</span> . <span class="i">$This</span><span class="sc">;</span>
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207 194 <span class="i">$Length</span> = <span class="k">sqrt</span> <span class="i">$DotProduct</span><span class="sc">;</span>
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208 195
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209 196 <span class="k">return</span> <span class="i">$Length</span><span class="sc">;</span>
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210 197 <span class="s">}</span>
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211 198
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212 199 <span class="c"># Length of a 3D vector by another name...</span>
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213 <a name="GetMagnitude-"></a> 200 <span class="k">sub </span><span class="m">GetMagnitude</span> <span class="s">{</span>
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214 201 <span class="k">my</span><span class="s">(</span><span class="i">$This</span><span class="s">)</span> = <span class="i">@_</span><span class="sc">;</span>
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215 202 <span class="k">return</span> <span class="i">$This</span><span class="i">-&gt;GetLength</span><span class="s">(</span><span class="s">)</span><span class="sc">;</span>
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216 203 <span class="s">}</span>
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217 204
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218 205 <span class="c"># Normalize 3D vector...</span>
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219 <a name="Normalize-"></a> 206 <span class="k">sub </span><span class="m">Normalize</span> <span class="s">{</span>
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220 207 <span class="k">my</span><span class="s">(</span><span class="i">$This</span><span class="s">)</span> = <span class="i">@_</span><span class="sc">;</span>
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221 208
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222 209 <span class="k">if</span> <span class="s">(</span><span class="i">$This</span><span class="i">-&gt;GetSize</span><span class="s">(</span><span class="s">)</span> != <span class="n">3</span><span class="s">)</span> <span class="s">{</span>
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223 210 <span class="w">croak</span> <span class="q">&quot;Error: ${ClassName}-&gt;GetGetLength: Object must be a 3D vector...&quot;</span><span class="sc">;</span>
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224 211 <span class="s">}</span>
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225 212 <span class="k">my</span><span class="s">(</span><span class="i">$Vector</span><span class="cm">,</span> <span class="i">$Length</span><span class="s">)</span><span class="sc">;</span>
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226 213 <span class="i">$Length</span> = <span class="i">$This</span><span class="i">-&gt;GetLength</span><span class="s">(</span><span class="s">)</span><span class="sc">;</span>
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227 214 <span class="i">$Vector</span> = <span class="i">$This</span> / <span class="i">$Length</span><span class="sc">;</span>
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228 215
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229 216 <span class="k">return</span> <span class="i">$Vector</span><span class="sc">;</span>
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230 217 <span class="s">}</span>
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231 218
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232 219 <span class="c"># Is it a vector object?</span>
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233 <a name="IsVector-"></a> 220 <span class="k">sub </span><span class="m">IsVector ($)</span> <span class="s">{</span>
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234 221 <span class="k">my</span><span class="s">(</span><span class="i">$Object</span><span class="s">)</span> = <span class="i">@_</span><span class="sc">;</span>
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235 222
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236 223 <span class="k">return</span> <span class="i">_IsVector</span><span class="s">(</span><span class="i">$Object</span><span class="s">)</span><span class="sc">;</span>
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237 224 <span class="s">}</span>
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238 225
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239 226 <span class="c"># Get size...</span>
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240 <a name="GetSize-"></a> 227 <span class="k">sub </span><span class="m">GetSize</span> <span class="s">{</span>
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241 228 <span class="k">my</span><span class="s">(</span><span class="i">$This</span><span class="s">)</span> = <span class="i">@_</span><span class="sc">;</span>
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242 229
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243 230 <span class="k">return</span> <span class="k">scalar</span> <span class="i">@</span>{<span class="i">$This</span>-&gt;{<span class="w">Values</span>}}<span class="sc">;</span>
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244 231 <span class="s">}</span>
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245 232
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246 233 <span class="c"># Get X value of a 3D vector...</span>
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247 <a name="GetX-"></a> 234 <span class="k">sub </span><span class="m">GetX</span> <span class="s">{</span>
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248 235 <span class="k">my</span><span class="s">(</span><span class="i">$This</span><span class="s">)</span> = <span class="i">@_</span><span class="sc">;</span>
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249 236
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250 237 <span class="k">if</span> <span class="s">(</span><span class="i">$This</span><span class="i">-&gt;GetSize</span><span class="s">(</span><span class="s">)</span> != <span class="n">3</span><span class="s">)</span> <span class="s">{</span>
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251 238 <span class="w">croak</span> <span class="q">&quot;Error: ${ClassName}-&gt;GetX: Object must be a 3D vector...&quot;</span><span class="sc">;</span>
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252 239 <span class="s">}</span>
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253 240 <span class="k">return</span> <span class="i">$This</span><span class="i">-&gt;_GetValue</span><span class="s">(</span><span class="n">0</span><span class="s">)</span><span class="sc">;</span>
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254 241 <span class="s">}</span>
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255 242
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256 243 <span class="c"># Set X value of a 3D vector...</span>
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257 <a name="SetX-"></a> 244 <span class="k">sub </span><span class="m">SetX</span> <span class="s">{</span>
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258 245 <span class="k">my</span><span class="s">(</span><span class="i">$This</span><span class="cm">,</span> <span class="i">$Value</span><span class="s">)</span> = <span class="i">@_</span><span class="sc">;</span>
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259 246
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260 247 <span class="k">if</span> <span class="s">(</span><span class="i">$This</span><span class="i">-&gt;GetSize</span><span class="s">(</span><span class="s">)</span> != <span class="n">3</span><span class="s">)</span> <span class="s">{</span>
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261 248 <span class="w">croak</span> <span class="q">&quot;Error: ${ClassName}-&gt;SetX: Object must be a 3D vector...&quot;</span><span class="sc">;</span>
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262 249 <span class="s">}</span>
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263 250 <span class="k">return</span> <span class="i">$This</span><span class="i">-&gt;_SetValue</span><span class="s">(</span><span class="n">0</span><span class="cm">,</span> <span class="i">$Value</span><span class="s">)</span><span class="sc">;</span>
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264 251 <span class="s">}</span>
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265 252
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266 253 <span class="c"># Get Y value of a 3D vector...</span>
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267 <a name="GetY-"></a> 254 <span class="k">sub </span><span class="m">GetY</span> <span class="s">{</span>
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268 255 <span class="k">my</span><span class="s">(</span><span class="i">$This</span><span class="s">)</span> = <span class="i">@_</span><span class="sc">;</span>
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269 256
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270 257 <span class="k">if</span> <span class="s">(</span><span class="i">$This</span><span class="i">-&gt;GetSize</span><span class="s">(</span><span class="s">)</span> != <span class="n">3</span><span class="s">)</span> <span class="s">{</span>
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271 258 <span class="w">croak</span> <span class="q">&quot;Error: ${ClassName}-&gt;GetY: Object must be a 3D vector...&quot;</span><span class="sc">;</span>
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272 259 <span class="s">}</span>
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273 260 <span class="k">return</span> <span class="i">$This</span><span class="i">-&gt;_GetValue</span><span class="s">(</span><span class="n">1</span><span class="s">)</span><span class="sc">;</span>
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274 261 <span class="s">}</span>
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275 262
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276 263 <span class="c"># Set Y value of a 3D vector...</span>
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277 <a name="SetY-"></a> 264 <span class="k">sub </span><span class="m">SetY</span> <span class="s">{</span>
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278 265 <span class="k">my</span><span class="s">(</span><span class="i">$This</span><span class="cm">,</span> <span class="i">$Value</span><span class="s">)</span> = <span class="i">@_</span><span class="sc">;</span>
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279 266
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280 267 <span class="k">if</span> <span class="s">(</span><span class="i">$This</span><span class="i">-&gt;GetSize</span><span class="s">(</span><span class="s">)</span> != <span class="n">3</span><span class="s">)</span> <span class="s">{</span>
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281 268 <span class="w">croak</span> <span class="q">&quot;Error: ${ClassName}-&gt;SetY: Object must be a 3D vector...&quot;</span><span class="sc">;</span>
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282 269 <span class="s">}</span>
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283 270 <span class="k">return</span> <span class="i">$This</span><span class="i">-&gt;_SetValue</span><span class="s">(</span><span class="n">1</span><span class="cm">,</span> <span class="i">$Value</span><span class="s">)</span><span class="sc">;</span>
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284 271 <span class="s">}</span>
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285 272
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286 273 <span class="c"># Get Z value of a 3D vector...</span>
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287 <a name="GetZ-"></a> 274 <span class="k">sub </span><span class="m">GetZ</span> <span class="s">{</span>
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288 275 <span class="k">my</span><span class="s">(</span><span class="i">$This</span><span class="s">)</span> = <span class="i">@_</span><span class="sc">;</span>
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289 276
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290 277 <span class="k">if</span> <span class="s">(</span><span class="i">$This</span><span class="i">-&gt;GetSize</span><span class="s">(</span><span class="s">)</span> != <span class="n">3</span><span class="s">)</span> <span class="s">{</span>
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291 278 <span class="w">croak</span> <span class="q">&quot;Error: ${ClassName}-&gt;GetZ: Object must be a 3D vector...&quot;</span><span class="sc">;</span>
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292 279 <span class="s">}</span>
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293 280 <span class="k">return</span> <span class="i">$This</span><span class="i">-&gt;_GetValue</span><span class="s">(</span><span class="n">2</span><span class="s">)</span><span class="sc">;</span>
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294 281 <span class="s">}</span>
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295 282
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296 283 <span class="c"># Set Z value of a 3D vector...</span>
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297 <a name="SetZ-"></a> 284 <span class="k">sub </span><span class="m">SetZ</span> <span class="s">{</span>
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298 285 <span class="k">my</span><span class="s">(</span><span class="i">$This</span><span class="cm">,</span> <span class="i">$Value</span><span class="s">)</span> = <span class="i">@_</span><span class="sc">;</span>
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299 286
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300 287 <span class="k">if</span> <span class="s">(</span><span class="i">$This</span><span class="i">-&gt;GetSize</span><span class="s">(</span><span class="s">)</span> != <span class="n">3</span><span class="s">)</span> <span class="s">{</span>
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301 288 <span class="w">croak</span> <span class="q">&quot;Error: ${ClassName}-&gt;SetZ: Object must be a 3D vector...&quot;</span><span class="sc">;</span>
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302 289 <span class="s">}</span>
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303 290 <span class="k">return</span> <span class="i">$This</span><span class="i">-&gt;_SetValue</span><span class="s">(</span><span class="n">2</span><span class="cm">,</span> <span class="i">$Value</span><span class="s">)</span><span class="sc">;</span>
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304 291 <span class="s">}</span>
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305 292
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306 293 <span class="c"># Set XYZ value of a 3D vector using:</span>
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307 294 <span class="c"># o List of values</span>
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308 295 <span class="c"># o Reference to an list of values</span>
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309 296 <span class="c"># o Another vector object</span>
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310 297 <span class="c">#</span>
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311 <a name="SetXYZ-"></a> 298 <span class="k">sub </span><span class="m">SetXYZ</span> <span class="s">{</span>
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312 299 <span class="k">my</span><span class="s">(</span><span class="i">$This</span><span class="cm">,</span> <span class="i">@Values</span><span class="s">)</span> = <span class="i">@_</span><span class="sc">;</span>
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313 300
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314 301 <span class="k">if</span> <span class="s">(</span>!<span class="i">@Values</span><span class="s">)</span> <span class="s">{</span>
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315 302 <span class="w">croak</span> <span class="q">&quot;Error: ${ClassName}-&gt;SetXYZ: No values specified...&quot;</span><span class="sc">;</span>
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316 303 <span class="s">}</span>
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317 304
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318 305 <span class="k">if</span> <span class="s">(</span><span class="i">$This</span><span class="i">-&gt;GetSize</span><span class="s">(</span><span class="s">)</span> != <span class="n">3</span><span class="s">)</span> <span class="s">{</span>
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319 306 <span class="w">croak</span> <span class="q">&quot;Error: ${ClassName}-&gt;SetXYZ: Object must be a 3D vector...&quot;</span><span class="sc">;</span>
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320 307 <span class="s">}</span>
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321 308
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322 309 <span class="c"># Set vector values...</span>
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323 310 <span class="k">my</span><span class="s">(</span><span class="i">$FirstValue</span><span class="cm">,</span> <span class="i">$TypeOfFirstValue</span><span class="s">)</span><span class="sc">;</span>
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324 311 <span class="i">$FirstValue</span> = <span class="i">$Values</span>[<span class="n">0</span>]<span class="sc">;</span>
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325 312 <span class="i">$TypeOfFirstValue</span> = <span class="k">ref</span> <span class="i">$FirstValue</span><span class="sc">;</span>
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326 313 <span class="k">if</span> <span class="s">(</span><span class="i">$TypeOfFirstValue</span> =~ <span class="q">/^(SCALAR|HASH|CODE|REF|GLOB)/</span><span class="s">)</span> <span class="s">{</span>
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327 314 <span class="w">croak</span> <span class="q">&quot;Error: ${ClassName}-&gt;SetXYZ: A reference to unsupported value format specified...&quot;</span><span class="sc">;</span>
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328 315 <span class="s">}</span>
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329 316
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330 317 <span class="k">my</span><span class="s">(</span><span class="i">$X</span><span class="cm">,</span> <span class="i">$Y</span><span class="cm">,</span> <span class="i">$Z</span><span class="s">)</span><span class="sc">;</span>
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331 318 <span class="k">if</span> <span class="s">(</span><span class="i">_IsVector</span><span class="s">(</span><span class="i">$FirstValue</span><span class="s">)</span><span class="s">)</span> <span class="s">{</span>
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332 319 <span class="c"># SetXYZ using vector...</span>
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333 320 <span class="k">if</span> <span class="s">(</span><span class="i">$FirstValue</span><span class="i">-&gt;GetSize</span><span class="s">(</span><span class="s">)</span> != <span class="n">3</span><span class="s">)</span> <span class="s">{</span>
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334 321 <span class="w">croak</span> <span class="q">&quot;Error: ${ClassName}-&gt;SetXYZ: Input object must be a 3D vector...&quot;</span><span class="sc">;</span>
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335 322 <span class="s">}</span>
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336 323 <span class="s">(</span><span class="i">$X</span><span class="cm">,</span> <span class="i">$Y</span><span class="cm">,</span> <span class="i">$Z</span><span class="s">)</span> = <span class="i">@</span>{<span class="i">$FirstValue</span>-&gt;{<span class="w">Values</span>}}<span class="sc">;</span>
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337 324 <span class="s">}</span>
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338 325 <span class="k">elsif</span> <span class="s">(</span><span class="i">$TypeOfFirstValue</span> =~ <span class="q">/^ARRAY/</span><span class="s">)</span> <span class="s">{</span>
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339 326 <span class="c"># SetXYZ using array reference...</span>
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340 327 <span class="k">if</span> <span class="s">(</span><span class="i">@</span>{<span class="i">$FirstValue</span>} != <span class="n">3</span><span class="s">)</span> <span class="s">{</span>
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341 328 <span class="w">croak</span> <span class="q">&quot;Error: ${ClassName}-&gt;SetXYZ: Input array reference must correspond to an array with three values...&quot;</span><span class="sc">;</span>
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342 329 <span class="s">}</span>
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343 330 <span class="s">(</span><span class="i">$X</span><span class="cm">,</span> <span class="i">$Y</span><span class="cm">,</span> <span class="i">$Z</span><span class="s">)</span> = <span class="i">@</span>{<span class="i">$FirstValue</span>}<span class="sc">;</span>
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344 331 <span class="s">}</span>
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345 332 <span class="k">else</span> <span class="s">{</span>
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346 333 <span class="c"># It&#39;s a list of values...</span>
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347 334 <span class="k">if</span> <span class="s">(</span><span class="i">@Values</span> != <span class="n">3</span><span class="s">)</span> <span class="s">{</span>
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348 335 <span class="w">croak</span> <span class="q">&quot;Error: ${ClassName}-&gt;SetXYZ: Input array must contain three values...&quot;</span><span class="sc">;</span>
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349 336 <span class="s">}</span>
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350 337 <span class="s">(</span><span class="i">$X</span><span class="cm">,</span> <span class="i">$Y</span><span class="cm">,</span> <span class="i">$Z</span><span class="s">)</span> = <span class="i">@Values</span><span class="sc">;</span>
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351 338 <span class="s">}</span>
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352 339 <span class="i">$This</span>-&gt;{<span class="w">Values</span>}[<span class="n">0</span>] = <span class="i">$X</span><span class="sc">;</span>
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353 340 <span class="i">$This</span>-&gt;{<span class="w">Values</span>}[<span class="n">1</span>] = <span class="i">$Y</span><span class="sc">;</span>
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354 341 <span class="i">$This</span>-&gt;{<span class="w">Values</span>}[<span class="n">2</span>] = <span class="i">$Z</span><span class="sc">;</span>
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355 342
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356 343 <span class="k">return</span> <span class="i">$This</span><span class="sc">;</span>
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357 344 <span class="s">}</span>
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358 345
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359 346 <span class="c"># Get XYZ as an array or a reference to an array...</span>
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360 347 <span class="c">#</span>
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361 <a name="GetXYZ-"></a> 348 <span class="k">sub </span><span class="m">GetXYZ</span> <span class="s">{</span>
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362 349 <span class="k">my</span><span class="s">(</span><span class="i">$This</span><span class="s">)</span> = <span class="i">@_</span><span class="sc">;</span>
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363 350
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364 351 <span class="k">if</span> <span class="s">(</span><span class="i">$This</span><span class="i">-&gt;GetSize</span><span class="s">(</span><span class="s">)</span> != <span class="n">3</span><span class="s">)</span> <span class="s">{</span>
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365 352 <span class="w">croak</span> <span class="q">&quot;Error: ${ClassName}-&gt;GetXYZ: Object must be a 3D vector...&quot;</span><span class="sc">;</span>
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366 353 <span class="s">}</span>
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367 354 <span class="k">return</span> <span class="k">wantarray</span> ? <span class="i">@</span>{<span class="i">$This</span>-&gt;{<span class="w">Values</span>}} <span class="co">:</span> \<span class="i">@</span>{<span class="i">$This</span>-&gt;{<span class="w">Values</span>}}<span class="sc">;</span>
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368 355 <span class="s">}</span>
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369 356
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370 357 <span class="c"># Get a specific value from vector with indicies starting from 0..</span>
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371 <a name="GetValue-"></a> 358 <span class="k">sub </span><span class="m">GetValue</span> <span class="s">{</span>
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372 359 <span class="k">my</span><span class="s">(</span><span class="i">$This</span><span class="cm">,</span> <span class="i">$Index</span><span class="s">)</span> = <span class="i">@_</span><span class="sc">;</span>
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373 360
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374 361 <span class="k">if</span> <span class="s">(</span><span class="i">$Index</span> &lt; <span class="n">0</span><span class="s">)</span> <span class="s">{</span>
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375 362 <span class="w">croak</span> <span class="q">&quot;Error: ${ClassName}-&gt;GetValue: Index value must be a positive number...&quot;</span><span class="sc">;</span>
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376 363 <span class="s">}</span>
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377 364 <span class="k">if</span> <span class="s">(</span><span class="i">$Index</span> &gt;= <span class="i">$This</span><span class="i">-&gt;GetSize</span><span class="s">(</span><span class="s">)</span><span class="s">)</span> <span class="s">{</span>
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378 365 <span class="w">croak</span> <span class="q">&quot;Error: ${ClassName}-&gt;GetValue: Index value must be less than size of vector...&quot;</span><span class="sc">;</span>
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379 366 <span class="s">}</span>
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380 367 <span class="k">return</span> <span class="i">$This</span><span class="i">-&gt;_GetValue</span><span class="s">(</span><span class="i">$Index</span><span class="s">)</span><span class="sc">;</span>
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381 368 <span class="s">}</span>
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382 369
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383 370 <span class="c"># Get a vector value...</span>
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384 <a name="_GetValue-"></a> 371 <span class="k">sub </span><span class="m">_GetValue</span> <span class="s">{</span>
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385 372 <span class="k">my</span><span class="s">(</span><span class="i">$This</span><span class="cm">,</span> <span class="i">$Index</span><span class="s">)</span> = <span class="i">@_</span><span class="sc">;</span>
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386 373
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387 374 <span class="k">return</span> <span class="i">$This</span>-&gt;{<span class="w">Values</span>}[<span class="i">$Index</span>]<span class="sc">;</span>
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388 375 <span class="s">}</span>
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389 376
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390 377 <span class="c"># Set a specific value in vector with indicies starting from 0..</span>
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391 <a name="SetValue-"></a> 378 <span class="k">sub </span><span class="m">SetValue</span> <span class="s">{</span>
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392 379 <span class="k">my</span><span class="s">(</span><span class="i">$This</span><span class="cm">,</span> <span class="i">$Index</span><span class="cm">,</span> <span class="i">$Value</span><span class="cm">,</span> <span class="i">$SkipCheck</span><span class="s">)</span> = <span class="i">@_</span><span class="sc">;</span>
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393 380
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394 381 <span class="c"># Just set it...</span>
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395 382 <span class="k">if</span> <span class="s">(</span><span class="i">$SkipCheck</span><span class="s">)</span> <span class="s">{</span>
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396 383 <span class="k">return</span> <span class="i">$This</span><span class="i">-&gt;_SetValue</span><span class="s">(</span><span class="i">$Index</span><span class="cm">,</span> <span class="i">$Value</span><span class="s">)</span><span class="sc">;</span>
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397 384 <span class="s">}</span>
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398 385
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399 386 <span class="c"># Check and set...</span>
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400 387 <span class="k">if</span> <span class="s">(</span><span class="i">$Index</span> &lt; <span class="n">0</span><span class="s">)</span> <span class="s">{</span>
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401 388 <span class="w">croak</span> <span class="q">&quot;Error: ${ClassName}-&gt;SetValue: Index value must be a positive number...&quot;</span><span class="sc">;</span>
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402 389 <span class="s">}</span>
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403 390 <span class="k">if</span> <span class="s">(</span><span class="i">$Index</span> &gt;= <span class="i">$This</span><span class="i">-&gt;GetSize</span><span class="s">(</span><span class="s">)</span><span class="s">)</span> <span class="s">{</span>
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404 391 <span class="w">croak</span> <span class="q">&quot;Error: ${ClassName}-&gt;SetValue: Index vaue must be less than size of vector...&quot;</span><span class="sc">;</span>
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405 392 <span class="s">}</span>
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406 393
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407 394 <span class="k">return</span> <span class="i">$This</span><span class="i">-&gt;_SetValue</span><span class="s">(</span><span class="i">$Index</span><span class="cm">,</span> <span class="i">$Value</span><span class="s">)</span><span class="sc">;</span>
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408 395 <span class="s">}</span>
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409 396
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410 397 <span class="c"># Set a vector value...</span>
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411 <a name="_SetValue-"></a> 398 <span class="k">sub </span><span class="m">_SetValue</span> <span class="s">{</span>
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412 399 <span class="k">my</span><span class="s">(</span><span class="i">$This</span><span class="cm">,</span> <span class="i">$Index</span><span class="cm">,</span> <span class="i">$Value</span><span class="s">)</span> = <span class="i">@_</span><span class="sc">;</span>
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413 400
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414 401 <span class="i">$This</span>-&gt;{<span class="w">Values</span>}[<span class="i">$Index</span>] = <span class="i">$Value</span><span class="sc">;</span>
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415 402
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416 403 <span class="k">return</span> <span class="i">$This</span><span class="sc">;</span>
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417 404 <span class="s">}</span>
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418 405
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419 406 <span class="c"># Return vector values as an array or reference to an array...</span>
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420 <a name="GetValues-"></a> 407 <span class="k">sub </span><span class="m">GetValues</span> <span class="s">{</span>
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421 408 <span class="k">my</span><span class="s">(</span><span class="i">$This</span><span class="s">)</span> = <span class="i">@_</span><span class="sc">;</span>
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422 409
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423 410 <span class="k">return</span> <span class="k">wantarray</span> ? <span class="i">@</span>{<span class="i">$This</span>-&gt;{<span class="w">Values</span>}} <span class="co">:</span> \<span class="i">@</span>{<span class="i">$This</span>-&gt;{<span class="w">Values</span>}}<span class="sc">;</span>
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424 411 <span class="s">}</span>
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425 412
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426 413 <span class="c"># Get number of non-zero values in vector...</span>
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427 414 <span class="c">#</span>
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428 <a name="GetNumOfNonZeroValues-"></a> 415 <span class="k">sub </span><span class="m">GetNumOfNonZeroValues</span> <span class="s">{</span>
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429 416 <span class="k">my</span><span class="s">(</span><span class="i">$This</span><span class="s">)</span> = <span class="i">@_</span><span class="sc">;</span>
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430 417 <span class="k">my</span><span class="s">(</span><span class="i">$Count</span><span class="cm">,</span> <span class="i">$Index</span><span class="cm">,</span> <span class="i">$Size</span><span class="s">)</span><span class="sc">;</span>
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431 418
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432 419 <span class="i">$Count</span> = <span class="n">0</span><span class="sc">;</span>
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433 420 <span class="i">$Size</span> = <span class="i">$This</span><span class="i">-&gt;GetSize</span><span class="s">(</span><span class="s">)</span><span class="sc">;</span>
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434 421
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435 422 <span class="k">for</span> <span class="i">$Index</span> <span class="s">(</span><span class="n">0</span> .. <span class="s">(</span><span class="i">$Size</span> -<span class="n">1</span><span class="s">)</span><span class="s">)</span> <span class="s">{</span>
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436 423 <span class="k">if</span> <span class="s">(</span><span class="i">$This</span>-&gt;{<span class="w">Values</span>}[<span class="i">$Index</span>] != <span class="n">0</span><span class="s">)</span> <span class="s">{</span>
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437 424 <span class="i">$Count</span>++<span class="sc">;</span>
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438 425 <span class="s">}</span>
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439 426 <span class="s">}</span>
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440 427 <span class="k">return</span> <span class="i">$Count</span><span class="sc">;</span>
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441 428 <span class="s">}</span>
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442 429
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443 430 <span class="c"># Get percent of non-zero values...</span>
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444 431 <span class="c">#</span>
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445 <a name="GetPercentOfNonZeroValues-"></a> 432 <span class="k">sub </span><span class="m">GetPercentOfNonZeroValues</span> <span class="s">{</span>
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446 433 <span class="k">my</span><span class="s">(</span><span class="i">$This</span><span class="s">)</span> = <span class="i">@_</span><span class="sc">;</span>
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447 434
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448 435 <span class="k">return</span> <span class="i">$This</span><span class="i">-&gt;GetSize</span><span class="s">(</span><span class="s">)</span> ? <span class="s">(</span><span class="s">(</span><span class="i">$This</span><span class="i">-&gt;GetNumOfNonZeroValues</span><span class="s">(</span><span class="s">)</span>/<span class="i">$This</span><span class="i">-&gt;GetSize</span><span class="s">(</span><span class="s">)</span><span class="s">)</span>*<span class="n">100</span><span class="s">)</span> <span class="co">:</span> <span class="n">0</span><span class="sc">;</span>
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449 436 <span class="s">}</span>
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450 437
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451 438 <span class="c"># Set value print format for an individual object or the whole class...</span>
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452 <a name="SetValuePrintFormat-"></a> 439 <span class="k">sub </span><span class="m">SetValuePrintFormat ($;$)</span> <span class="s">{</span>
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453 440 <span class="k">my</span><span class="s">(</span><span class="i">$FirstParameter</span><span class="cm">,</span> <span class="i">$SecondParameter</span><span class="s">)</span> = <span class="i">@_</span><span class="sc">;</span>
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454 441
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455 442 <span class="k">if</span> <span class="s">(</span><span class="s">(</span><span class="i">@_</span> == <span class="n">2</span><span class="s">)</span> &amp;&amp; <span class="s">(</span><span class="i">_IsVector</span><span class="s">(</span><span class="i">$FirstParameter</span><span class="s">)</span><span class="s">)</span><span class="s">)</span> <span class="s">{</span>
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456 443 <span class="c"># Set value print format for the specific object...</span>
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457 444 <span class="k">my</span><span class="s">(</span><span class="i">$This</span><span class="cm">,</span> <span class="i">$ValuePrintFormat</span><span class="s">)</span> = <span class="s">(</span><span class="i">$FirstParameter</span><span class="cm">,</span> <span class="i">$SecondParameter</span><span class="s">)</span><span class="sc">;</span>
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458 445
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459 446 <span class="i">$This</span>-&gt;{<span class="w">ValueFormat</span>} = <span class="i">$ValuePrintFormat</span><span class="sc">;</span>
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460 447 <span class="s">}</span>
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461 448 <span class="k">else</span> <span class="s">{</span>
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462 449 <span class="c"># Set value print format for the class...</span>
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463 450 <span class="k">my</span><span class="s">(</span><span class="i">$ValuePrintFormat</span><span class="s">)</span> = <span class="s">(</span><span class="i">$FirstParameter</span><span class="s">)</span><span class="sc">;</span>
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464 451
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465 452 <span class="i">$ValueFormat</span> = <span class="i">$ValuePrintFormat</span><span class="sc">;</span>
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466 453 <span class="s">}</span>
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467 454 <span class="s">}</span>
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468 455
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469 456 <span class="c"># Zero vector of specified size or size 3...</span>
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470 <a name="ZeroVector-"></a> 457 <span class="k">sub </span><span class="m">ZeroVector (;$)</span> <span class="s">{</span>
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471 458 <span class="k">my</span><span class="s">(</span><span class="i">$Size</span><span class="s">)</span> = <span class="i">@_</span><span class="sc">;</span>
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472 459 <span class="k">my</span><span class="s">(</span><span class="i">$Vector</span><span class="cm">,</span> <span class="i">@Values</span><span class="s">)</span><span class="sc">;</span>
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473 460
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474 461 <span class="i">$Size</span> = <span class="s">(</span><span class="k">defined</span> <span class="i">$Size</span><span class="s">)</span> ? <span class="i">$Size</span> <span class="co">:</span> <span class="n">3</span><span class="sc">;</span>
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475 462 <span class="i">@Values</span> = <span class="s">(</span><span class="q">&#39;0&#39;</span><span class="s">)</span> x <span class="i">$Size</span><span class="sc">;</span>
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476 463
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477 464 <span class="i">$Vector</span> = <span class="i">new</span> <span class="i">Vector</span><span class="s">(</span>\<span class="i">@Values</span><span class="s">)</span><span class="sc">;</span>
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478 465 <span class="k">return</span> <span class="i">$Vector</span><span class="sc">;</span>
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479 466 <span class="s">}</span>
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480 467
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481 468 <span class="c"># Unit vector of specified size or size 3...</span>
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482 <a name="UnitVector-"></a> 469 <span class="k">sub </span><span class="m">UnitVector (;$)</span> <span class="s">{</span>
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483 470 <span class="k">my</span><span class="s">(</span><span class="i">$Size</span><span class="s">)</span> = <span class="i">@_</span><span class="sc">;</span>
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484 471 <span class="k">my</span><span class="s">(</span><span class="i">$Vector</span><span class="cm">,</span> <span class="i">@Values</span><span class="s">)</span><span class="sc">;</span>
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485 472
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486 473 <span class="i">$Size</span> = <span class="s">(</span><span class="k">defined</span> <span class="i">$Size</span><span class="s">)</span> ? <span class="i">$Size</span> <span class="co">:</span> <span class="n">3</span><span class="sc">;</span>
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487 474 <span class="i">@Values</span> = <span class="s">(</span><span class="q">&#39;1&#39;</span><span class="s">)</span> x <span class="i">$Size</span><span class="sc">;</span>
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488 475
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489 476 <span class="i">$Vector</span> = <span class="i">new</span> <span class="i">Vector</span><span class="s">(</span>\<span class="i">@Values</span><span class="s">)</span><span class="sc">;</span>
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490 477 <span class="k">return</span> <span class="i">$Vector</span><span class="sc">;</span>
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491 478 <span class="s">}</span>
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492 479
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493 480 <span class="c"># Unit X vector of size 3...</span>
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494 <a name="UnitXVector-"></a> 481 <span class="k">sub </span><span class="m">UnitXVector ()</span> <span class="s">{</span>
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495 482 <span class="k">my</span><span class="s">(</span><span class="i">$Vector</span><span class="s">)</span><span class="sc">;</span>
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496 483
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497 484 <span class="i">$Vector</span> = <span class="i">new</span> <span class="i">Vector</span><span class="s">(</span><span class="n">1</span><span class="cm">,</span> <span class="n">0</span><span class="cm">,</span> <span class="n">0</span><span class="s">)</span><span class="sc">;</span>
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498 485 <span class="k">return</span> <span class="i">$Vector</span><span class="sc">;</span>
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499 486 <span class="s">}</span>
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500 487
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501 488 <span class="c"># Unit Y vector of size 3...</span>
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502 <a name="UnitYVector-"></a> 489 <span class="k">sub </span><span class="m">UnitYVector ()</span> <span class="s">{</span>
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503 490 <span class="k">my</span><span class="s">(</span><span class="i">$Vector</span><span class="s">)</span><span class="sc">;</span>
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504 491
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505 492 <span class="i">$Vector</span> = <span class="i">new</span> <span class="i">Vector</span><span class="s">(</span><span class="n">0</span><span class="cm">,</span> <span class="n">1</span><span class="cm">,</span> <span class="n">0</span><span class="s">)</span><span class="sc">;</span>
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506 493 <span class="k">return</span> <span class="i">$Vector</span><span class="sc">;</span>
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507 494 <span class="s">}</span>
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508 495
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509 496 <span class="c"># Unit Z vector of size 3...</span>
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510 <a name="UnitZVector-"></a> 497 <span class="k">sub </span><span class="m">UnitZVector ()</span> <span class="s">{</span>
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511 498 <span class="k">my</span><span class="s">(</span><span class="i">$Vector</span><span class="s">)</span><span class="sc">;</span>
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512 499
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513 500 <span class="i">$Vector</span> = <span class="i">new</span> <span class="i">Vector</span><span class="s">(</span><span class="n">0</span><span class="cm">,</span> <span class="n">0</span><span class="cm">,</span> <span class="n">1</span><span class="s">)</span><span class="sc">;</span>
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514 501 <span class="k">return</span> <span class="i">$Vector</span><span class="sc">;</span>
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515 502 <span class="s">}</span>
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516 503
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517 504 <span class="c">#</span>
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518 505 <span class="c"># Vector addition operator supports two addition modes:</span>
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519 506 <span class="c"># . Addition of two vectors by adding corresponding vector values</span>
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520 507 <span class="c"># . Addition of a scalar value to vector values ($Vector + 1)</span>
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521 508 <span class="c">#</span>
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522 509 <span class="c"># Caveats:</span>
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523 510 <span class="c"># . Addition of a vector to scalar is not allowed (1 + $Vector)</span>
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524 511 <span class="c">#</span>
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525 <a name="_VectorAdditionOperator-"></a> 512 <span class="k">sub </span><span class="m">_VectorAdditionOperator</span> <span class="s">{</span>
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526 513 <span class="k">my</span><span class="s">(</span><span class="i">$This</span><span class="cm">,</span> <span class="i">$Other</span><span class="cm">,</span> <span class="i">$OrderFlipped</span><span class="cm">,</span> <span class="i">$OtherIsVector</span><span class="cm">,</span> <span class="i">$ErrorMsg</span><span class="s">)</span><span class="sc">;</span>
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527 514
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528 515 <span class="i">$ErrorMsg</span> = <span class="q">&quot;_VectorAdditionOperator: Vector addition failed&quot;</span><span class="sc">;</span>
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529 516 <span class="s">(</span><span class="i">$This</span><span class="cm">,</span> <span class="i">$Other</span><span class="cm">,</span> <span class="i">$OrderFlipped</span><span class="cm">,</span> <span class="i">$OtherIsVector</span><span class="s">)</span> = <span class="i">_ProcessOverloadedOperatorParameters</span><span class="s">(</span><span class="i">$ErrorMsg</span><span class="cm">,</span> <span class="i">@_</span><span class="s">)</span><span class="sc">;</span>
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530 517
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531 518 <span class="c"># Do the addition. Order can be ignored: It&#39;s a commumative operation.</span>
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532 519 <span class="k">my</span><span class="s">(</span><span class="i">$Vector</span><span class="cm">,</span> <span class="i">$ThisSize</span><span class="cm">,</span> <span class="i">$Index</span><span class="s">)</span><span class="sc">;</span>
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533 520 <span class="i">$Vector</span> = <span class="i">$This</span><span class="i">-&gt;Copy</span><span class="s">(</span><span class="s">)</span><span class="sc">;</span>
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534 521 <span class="i">$ThisSize</span> = <span class="i">$This</span><span class="i">-&gt;GetSize</span><span class="s">(</span><span class="s">)</span><span class="sc">;</span>
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535 522
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536 523 <span class="k">if</span> <span class="s">(</span><span class="i">$OtherIsVector</span><span class="s">)</span> <span class="s">{</span>
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537 524 <span class="c"># $OrderFlipped is set to false for two vectors...</span>
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538 525 <span class="k">for</span> <span class="i">$Index</span> <span class="s">(</span><span class="n">0</span> .. <span class="s">(</span><span class="i">$ThisSize</span> -<span class="n">1</span><span class="s">)</span><span class="s">)</span> <span class="s">{</span>
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539 526 <span class="i">$Vector</span>-&gt;{<span class="w">Values</span>}[<span class="i">$Index</span>] += <span class="i">$Other</span>-&gt;{<span class="w">Values</span>}[<span class="i">$Index</span>]<span class="sc">;</span>
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540 527 <span class="s">}</span>
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541 528 <span class="s">}</span>
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542 529 <span class="k">else</span> <span class="s">{</span>
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543 530 <span class="k">if</span> <span class="s">(</span><span class="i">$OrderFlipped</span><span class="s">)</span> <span class="s">{</span>
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544 531 <span class="w">croak</span> <span class="q">&quot;Error: ${ClassName}-&gt;${ErrorMsg}: First object must be a vector...&quot;</span><span class="sc">;</span>
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545 532 <span class="s">}</span>
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546 533 <span class="c"># Scalar addition...</span>
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547 534 <span class="k">for</span> <span class="i">$Index</span> <span class="s">(</span><span class="n">0</span> .. <span class="s">(</span><span class="i">$ThisSize</span> -<span class="n">1</span><span class="s">)</span><span class="s">)</span> <span class="s">{</span>
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548 535 <span class="i">$Vector</span>-&gt;{<span class="w">Values</span>}[<span class="i">$Index</span>] += <span class="i">$Other</span><span class="sc">;</span>
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549 536 <span class="s">}</span>
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550 537 <span class="s">}</span>
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551 538 <span class="k">return</span> <span class="i">$Vector</span><span class="sc">;</span>
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552 539 <span class="s">}</span>
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553 540
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554 541 <span class="c">#</span>
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555 542 <span class="c"># Vector subtraction operator supports two subtraction modes:</span>
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556 543 <span class="c"># . Subtraction of two vectors by subtracting corresponding vector values</span>
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557 544 <span class="c"># . Subtraction of a scalar value from vector values ($Vector - 1)</span>
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558 545 <span class="c">#</span>
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559 546 <span class="c"># Caveats:</span>
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560 547 <span class="c"># . Subtraction of a vector from scalar is not allowed (1 - $Vector)</span>
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561 548 <span class="c">#</span>
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562 <a name="_VectorSubtractionOperator-"></a> 549 <span class="k">sub </span><span class="m">_VectorSubtractionOperator</span> <span class="s">{</span>
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563 550 <span class="k">my</span><span class="s">(</span><span class="i">$This</span><span class="cm">,</span> <span class="i">$Other</span><span class="cm">,</span> <span class="i">$OrderFlipped</span><span class="cm">,</span> <span class="i">$OtherIsVector</span><span class="cm">,</span> <span class="i">$ErrorMsg</span><span class="s">)</span><span class="sc">;</span>
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564 551
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565 552 <span class="i">$ErrorMsg</span> = <span class="q">&quot;_VectorSubtractionOperator: Vector subtracttion failed&quot;</span><span class="sc">;</span>
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566 553 <span class="s">(</span><span class="i">$This</span><span class="cm">,</span> <span class="i">$Other</span><span class="cm">,</span> <span class="i">$OrderFlipped</span><span class="cm">,</span> <span class="i">$OtherIsVector</span><span class="s">)</span> = <span class="i">_ProcessOverloadedOperatorParameters</span><span class="s">(</span><span class="i">$ErrorMsg</span><span class="cm">,</span> <span class="i">@_</span><span class="s">)</span><span class="sc">;</span>
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567 554
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568 555 <span class="c"># Do the subtraction...</span>
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569 556 <span class="k">my</span><span class="s">(</span><span class="i">$Vector</span><span class="cm">,</span> <span class="i">$ThisSize</span><span class="cm">,</span> <span class="i">$Index</span><span class="s">)</span><span class="sc">;</span>
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570 557 <span class="i">$Vector</span> = <span class="i">$This</span><span class="i">-&gt;Copy</span><span class="s">(</span><span class="s">)</span><span class="sc">;</span>
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571 558 <span class="i">$ThisSize</span> = <span class="i">$This</span><span class="i">-&gt;GetSize</span><span class="s">(</span><span class="s">)</span><span class="sc">;</span>
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572 559
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573 560 <span class="k">if</span> <span class="s">(</span><span class="i">$OtherIsVector</span><span class="s">)</span> <span class="s">{</span>
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574 561 <span class="c"># $OrderFlipped is set to false for two vectors...</span>
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575 562 <span class="k">for</span> <span class="i">$Index</span> <span class="s">(</span><span class="n">0</span> .. <span class="s">(</span><span class="i">$ThisSize</span> -<span class="n">1</span><span class="s">)</span><span class="s">)</span> <span class="s">{</span>
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576 563 <span class="i">$Vector</span>-&gt;{<span class="w">Values</span>}[<span class="i">$Index</span>] -= <span class="i">$Other</span>-&gt;{<span class="w">Values</span>}[<span class="i">$Index</span>]<span class="sc">;</span>
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577 564 <span class="s">}</span>
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578 565 <span class="s">}</span>
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579 566 <span class="k">else</span> <span class="s">{</span>
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580 567 <span class="c"># Scalar subtraction...</span>
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581 568 <span class="k">if</span> <span class="s">(</span><span class="i">$OrderFlipped</span><span class="s">)</span> <span class="s">{</span>
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582 569 <span class="w">croak</span> <span class="q">&quot;Error: ${ClassName}-&gt;${ErrorMsg}: First object must be a vector...&quot;</span><span class="sc">;</span>
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583 570 <span class="s">}</span>
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584 571 <span class="k">for</span> <span class="i">$Index</span> <span class="s">(</span><span class="n">0</span> .. <span class="s">(</span><span class="i">$ThisSize</span> -<span class="n">1</span><span class="s">)</span><span class="s">)</span> <span class="s">{</span>
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585 572 <span class="i">$Vector</span>-&gt;{<span class="w">Values</span>}[<span class="i">$Index</span>] -= <span class="i">$Other</span><span class="sc">;</span>
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586 573 <span class="s">}</span>
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587 574 <span class="s">}</span>
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588 575 <span class="k">return</span> <span class="i">$Vector</span><span class="sc">;</span>
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589 576 <span class="s">}</span>
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590 577
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591 578 <span class="c">#</span>
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592 579 <span class="c"># Vector multiplication operator supports two multiplication modes:</span>
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593 580 <span class="c"># . Multiplication of two vectors by multiplying corresponding vector values</span>
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594 581 <span class="c"># . Multiplying vector values by a scalar ($Vector * 1)</span>
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595 582 <span class="c">#</span>
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596 583 <span class="c"># Caveats:</span>
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597 584 <span class="c"># . Multiplication of a scalar by a vector is not allowed (1 * $Vector)</span>
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598 585 <span class="c">#</span>
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599 <a name="_VectorMultiplicationOperator-"></a> 586 <span class="k">sub </span><span class="m">_VectorMultiplicationOperator</span> <span class="s">{</span>
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600 587 <span class="k">my</span><span class="s">(</span><span class="i">$This</span><span class="cm">,</span> <span class="i">$Other</span><span class="cm">,</span> <span class="i">$OrderFlipped</span><span class="cm">,</span> <span class="i">$OtherIsVector</span><span class="cm">,</span> <span class="i">$ErrorMsg</span><span class="s">)</span><span class="sc">;</span>
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601 588
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602 589 <span class="i">$ErrorMsg</span> = <span class="q">&quot;_VectorMultiplicationOperator: Vector addition failed&quot;</span><span class="sc">;</span>
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603 590 <span class="s">(</span><span class="i">$This</span><span class="cm">,</span> <span class="i">$Other</span><span class="cm">,</span> <span class="i">$OrderFlipped</span><span class="cm">,</span> <span class="i">$OtherIsVector</span><span class="s">)</span> = <span class="i">_ProcessOverloadedOperatorParameters</span><span class="s">(</span><span class="i">$ErrorMsg</span><span class="cm">,</span> <span class="i">@_</span><span class="s">)</span><span class="sc">;</span>
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604 591
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605 592 <span class="c"># Do the multiplication...</span>
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606 593 <span class="k">my</span><span class="s">(</span><span class="i">$Vector</span><span class="cm">,</span> <span class="i">$ThisSize</span><span class="cm">,</span> <span class="i">$Index</span><span class="s">)</span><span class="sc">;</span>
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607 594 <span class="i">$Vector</span> = <span class="i">$This</span><span class="i">-&gt;Copy</span><span class="s">(</span><span class="s">)</span><span class="sc">;</span>
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608 595 <span class="i">$ThisSize</span> = <span class="i">$This</span><span class="i">-&gt;GetSize</span><span class="s">(</span><span class="s">)</span><span class="sc">;</span>
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609 596
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610 597 <span class="k">if</span> <span class="s">(</span><span class="i">$OtherIsVector</span><span class="s">)</span> <span class="s">{</span>
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611 598 <span class="c"># $OrderFlipped is set to false for two vectors...</span>
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612 599 <span class="k">for</span> <span class="i">$Index</span> <span class="s">(</span><span class="n">0</span> .. <span class="s">(</span><span class="i">$ThisSize</span> -<span class="n">1</span><span class="s">)</span><span class="s">)</span> <span class="s">{</span>
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613 600 <span class="i">$Vector</span>-&gt;{<span class="w">Values</span>}[<span class="i">$Index</span>] *= <span class="i">$Other</span>-&gt;{<span class="w">Values</span>}[<span class="i">$Index</span>]<span class="sc">;</span>
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614 601 <span class="s">}</span>
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615 602 <span class="s">}</span>
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616 603 <span class="k">else</span> <span class="s">{</span>
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617 604 <span class="k">if</span> <span class="s">(</span><span class="i">$OrderFlipped</span><span class="s">)</span> <span class="s">{</span>
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618 605 <span class="w">croak</span> <span class="q">&quot;Error: ${ClassName}-&gt;${ErrorMsg}: First object must be a vector...&quot;</span><span class="sc">;</span>
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619 606 <span class="s">}</span>
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620 607 <span class="c"># Scalar multiplication...</span>
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621 608 <span class="k">for</span> <span class="i">$Index</span> <span class="s">(</span><span class="n">0</span> .. <span class="s">(</span><span class="i">$ThisSize</span> -<span class="n">1</span><span class="s">)</span><span class="s">)</span> <span class="s">{</span>
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622 609 <span class="i">$Vector</span>-&gt;{<span class="w">Values</span>}[<span class="i">$Index</span>] *= <span class="i">$Other</span><span class="sc">;</span>
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623 610 <span class="s">}</span>
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624 611 <span class="s">}</span>
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625 612 <span class="k">return</span> <span class="i">$Vector</span><span class="sc">;</span>
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626 613 <span class="s">}</span>
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627 614
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628 615 <span class="c">#</span>
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629 616 <span class="c"># Vector division operator supports two division modes:</span>
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630 617 <span class="c"># . Division of two vectors by dividing corresponding vector values</span>
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631 618 <span class="c"># . Dividing vector values by a scalar ($Vector / 2)</span>
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632 619 <span class="c">#</span>
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633 620 <span class="c"># Caveats:</span>
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634 621 <span class="c"># . Division of a scalar by a vector is not allowed (1 / $Vector)</span>
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635 622 <span class="c">#</span>
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636 <a name="_VectorDivisionOperator-"></a> 623 <span class="k">sub </span><span class="m">_VectorDivisionOperator</span> <span class="s">{</span>
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637 624 <span class="k">my</span><span class="s">(</span><span class="i">$This</span><span class="cm">,</span> <span class="i">$Other</span><span class="cm">,</span> <span class="i">$OrderFlipped</span><span class="cm">,</span> <span class="i">$OtherIsVector</span><span class="cm">,</span> <span class="i">$ErrorMsg</span><span class="s">)</span><span class="sc">;</span>
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638 625
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639 626 <span class="i">$ErrorMsg</span> = <span class="q">&quot;_VectorDivisionOperator: Vector division failed&quot;</span><span class="sc">;</span>
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640 627 <span class="s">(</span><span class="i">$This</span><span class="cm">,</span> <span class="i">$Other</span><span class="cm">,</span> <span class="i">$OrderFlipped</span><span class="cm">,</span> <span class="i">$OtherIsVector</span><span class="s">)</span> = <span class="i">_ProcessOverloadedOperatorParameters</span><span class="s">(</span><span class="i">$ErrorMsg</span><span class="cm">,</span> <span class="i">@_</span><span class="s">)</span><span class="sc">;</span>
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641 628
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642 629 <span class="c"># Do the division...</span>
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643 630 <span class="k">my</span><span class="s">(</span><span class="i">$Vector</span><span class="cm">,</span> <span class="i">$ThisSize</span><span class="cm">,</span> <span class="i">$Index</span><span class="s">)</span><span class="sc">;</span>
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644 631 <span class="i">$Vector</span> = <span class="i">$This</span><span class="i">-&gt;Copy</span><span class="s">(</span><span class="s">)</span><span class="sc">;</span>
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645 632 <span class="i">$ThisSize</span> = <span class="i">$This</span><span class="i">-&gt;GetSize</span><span class="s">(</span><span class="s">)</span><span class="sc">;</span>
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646 633
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647 634 <span class="k">if</span> <span class="s">(</span><span class="i">$OtherIsVector</span><span class="s">)</span> <span class="s">{</span>
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648 635 <span class="c"># $OrderFlipped is set to false for two vectors...</span>
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649 636 <span class="k">for</span> <span class="i">$Index</span> <span class="s">(</span><span class="n">0</span> .. <span class="s">(</span><span class="i">$ThisSize</span> -<span class="n">1</span><span class="s">)</span><span class="s">)</span> <span class="s">{</span>
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650 637 <span class="i">$Vector</span>-&gt;{<span class="w">Values</span>}[<span class="i">$Index</span>] /= <span class="i">$Other</span>-&gt;{<span class="w">Values</span>}[<span class="i">$Index</span>]<span class="sc">;</span>
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651 638 <span class="s">}</span>
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652 639 <span class="s">}</span>
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653 640 <span class="k">else</span> <span class="s">{</span>
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654 641 <span class="k">if</span> <span class="s">(</span><span class="i">$OrderFlipped</span><span class="s">)</span> <span class="s">{</span>
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655 642 <span class="w">croak</span> <span class="q">&quot;Error: ${ClassName}-&gt;${ErrorMsg}: First object must be a vector...&quot;</span><span class="sc">;</span>
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656 643 <span class="s">}</span>
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657 644 <span class="c"># Scalar divison...</span>
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658 645 <span class="k">for</span> <span class="i">$Index</span> <span class="s">(</span><span class="n">0</span> .. <span class="s">(</span><span class="i">$ThisSize</span> -<span class="n">1</span><span class="s">)</span><span class="s">)</span> <span class="s">{</span>
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659 646 <span class="i">$Vector</span>-&gt;{<span class="w">Values</span>}[<span class="i">$Index</span>] /= <span class="i">$Other</span><span class="sc">;</span>
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660 647 <span class="s">}</span>
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661 648 <span class="s">}</span>
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662 649 <span class="k">return</span> <span class="i">$Vector</span><span class="sc">;</span>
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663 650 <span class="s">}</span>
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664 651
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665 652 <span class="c">#</span>
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666 653 <span class="c"># Vector exponentiation operator supports two exponentiation modes:</span>
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667 654 <span class="c"># . Exponentiation of two vectors by exponentiation of corresponding vector values</span>
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668 655 <span class="c"># . Exponentiation of vector values by a scalar ($Vector ** 2)</span>
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669 656 <span class="c">#</span>
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670 657 <span class="c"># Caveats:</span>
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671 658 <span class="c"># . Exponent of scalar by a vector is not allowed (2 ** $Vector)</span>
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672 659 <span class="c">#</span>
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673 <a name="_VectorExponentiationOperator-"></a> 660 <span class="k">sub </span><span class="m">_VectorExponentiationOperator</span> <span class="s">{</span>
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674 661 <span class="k">my</span><span class="s">(</span><span class="i">$This</span><span class="cm">,</span> <span class="i">$Other</span><span class="cm">,</span> <span class="i">$OrderFlipped</span><span class="cm">,</span> <span class="i">$OtherIsVector</span><span class="cm">,</span> <span class="i">$ErrorMsg</span><span class="s">)</span><span class="sc">;</span>
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675 662
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676 663 <span class="i">$ErrorMsg</span> = <span class="q">&quot;_VectorExponentiationOperator: Vector exponentiation failed&quot;</span><span class="sc">;</span>
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677 664 <span class="s">(</span><span class="i">$This</span><span class="cm">,</span> <span class="i">$Other</span><span class="cm">,</span> <span class="i">$OrderFlipped</span><span class="cm">,</span> <span class="i">$OtherIsVector</span><span class="s">)</span> = <span class="i">_ProcessOverloadedOperatorParameters</span><span class="s">(</span><span class="i">$ErrorMsg</span><span class="cm">,</span> <span class="i">@_</span><span class="s">)</span><span class="sc">;</span>
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678 665
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679 666 <span class="c"># Do the exponentiation...</span>
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680 667 <span class="k">my</span><span class="s">(</span><span class="i">$Vector</span><span class="cm">,</span> <span class="i">$ThisSize</span><span class="cm">,</span> <span class="i">$Index</span><span class="s">)</span><span class="sc">;</span>
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681 668 <span class="i">$Vector</span> = <span class="i">$This</span><span class="i">-&gt;Copy</span><span class="s">(</span><span class="s">)</span><span class="sc">;</span>
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682 669 <span class="i">$ThisSize</span> = <span class="i">$This</span><span class="i">-&gt;GetSize</span><span class="s">(</span><span class="s">)</span><span class="sc">;</span>
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683 670
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684 671 <span class="k">if</span> <span class="s">(</span><span class="i">$OtherIsVector</span><span class="s">)</span> <span class="s">{</span>
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685 672 <span class="c"># $OrderFlipped is set to false for two vectors...</span>
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686 673 <span class="k">for</span> <span class="i">$Index</span> <span class="s">(</span><span class="n">0</span> .. <span class="s">(</span><span class="i">$ThisSize</span> -<span class="n">1</span><span class="s">)</span><span class="s">)</span> <span class="s">{</span>
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687 674 <span class="i">$Vector</span>-&gt;{<span class="w">Values</span>}[<span class="i">$Index</span>] **= <span class="i">$Other</span>-&gt;{<span class="w">Values</span>}[<span class="i">$Index</span>]<span class="sc">;</span>
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688 675 <span class="s">}</span>
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689 676 <span class="s">}</span>
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690 677 <span class="k">else</span> <span class="s">{</span>
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691 678 <span class="k">if</span> <span class="s">(</span><span class="i">$OrderFlipped</span><span class="s">)</span> <span class="s">{</span>
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692 679 <span class="w">croak</span> <span class="q">&quot;Error: ${ClassName}-&gt;${ErrorMsg}: First object must be a vector...&quot;</span><span class="sc">;</span>
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693 680 <span class="s">}</span>
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694 681 <span class="c"># Scalar exponentiation...</span>
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695 682 <span class="k">for</span> <span class="i">$Index</span> <span class="s">(</span><span class="n">0</span> .. <span class="s">(</span><span class="i">$ThisSize</span> -<span class="n">1</span><span class="s">)</span><span class="s">)</span> <span class="s">{</span>
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696 683 <span class="i">$Vector</span>-&gt;{<span class="w">Values</span>}[<span class="i">$Index</span>] **= <span class="i">$Other</span><span class="sc">;</span>
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697 684 <span class="s">}</span>
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698 685 <span class="s">}</span>
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699 686 <span class="k">return</span> <span class="i">$Vector</span><span class="sc">;</span>
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700 687 <span class="s">}</span>
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701 688
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702 689 <span class="c">#</span>
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703 690 <span class="c"># Vector modulus operator supports two modulus modes:</span>
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704 691 <span class="c"># . Modulus of two vectors by taking modulus between corresponding vector values</span>
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705 692 <span class="c"># . Modulus of vector values by a scalar ($Vector % 2)</span>
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706 693 <span class="c">#</span>
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707 694 <span class="c"># Caveats:</span>
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708 695 <span class="c"># . Modulus of scalar by a vector is not allowed (2 % $Vector)</span>
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709 696 <span class="c">#</span>
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710 <a name="_VectorModulusOperator-"></a> 697 <span class="k">sub </span><span class="m">_VectorModulusOperator</span> <span class="s">{</span>
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711 698 <span class="k">my</span><span class="s">(</span><span class="i">$This</span><span class="cm">,</span> <span class="i">$Other</span><span class="cm">,</span> <span class="i">$OrderFlipped</span><span class="cm">,</span> <span class="i">$OtherIsVector</span><span class="cm">,</span> <span class="i">$ErrorMsg</span><span class="s">)</span><span class="sc">;</span>
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712 699
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713 700 <span class="i">$ErrorMsg</span> = <span class="q">&quot;_VectorModulusOperator: Vector exponentiation failed&quot;</span><span class="sc">;</span>
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714 701 <span class="s">(</span><span class="i">$This</span><span class="cm">,</span> <span class="i">$Other</span><span class="cm">,</span> <span class="i">$OrderFlipped</span><span class="cm">,</span> <span class="i">$OtherIsVector</span><span class="s">)</span> = <span class="i">_ProcessOverloadedOperatorParameters</span><span class="s">(</span><span class="i">$ErrorMsg</span><span class="cm">,</span> <span class="i">@_</span><span class="s">)</span><span class="sc">;</span>
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715 702
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716 703 <span class="c"># Take the modulus...</span>
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717 704 <span class="k">my</span><span class="s">(</span><span class="i">$Vector</span><span class="cm">,</span> <span class="i">$ThisSize</span><span class="cm">,</span> <span class="i">$Index</span><span class="s">)</span><span class="sc">;</span>
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718 705 <span class="i">$Vector</span> = <span class="i">$This</span><span class="i">-&gt;Copy</span><span class="s">(</span><span class="s">)</span><span class="sc">;</span>
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719 706 <span class="i">$ThisSize</span> = <span class="i">$This</span><span class="i">-&gt;GetSize</span><span class="s">(</span><span class="s">)</span><span class="sc">;</span>
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720 707
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721 708 <span class="k">if</span> <span class="s">(</span><span class="i">$OtherIsVector</span><span class="s">)</span> <span class="s">{</span>
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722 709 <span class="c"># $OrderFlipped is set to false for two vectors...</span>
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723 710 <span class="k">for</span> <span class="i">$Index</span> <span class="s">(</span><span class="n">0</span> .. <span class="s">(</span><span class="i">$ThisSize</span> -<span class="n">1</span><span class="s">)</span><span class="s">)</span> <span class="s">{</span>
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724 711 <span class="i">$Vector</span>-&gt;{<span class="w">Values</span>}[<span class="i">$Index</span>] %= <span class="i">$Other</span>-&gt;{<span class="w">Values</span>}[<span class="i">$Index</span>]<span class="sc">;</span>
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diff changeset
725 712 <span class="s">}</span>
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726 713 <span class="s">}</span>
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727 714 <span class="k">else</span> <span class="s">{</span>
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728 715 <span class="k">if</span> <span class="s">(</span><span class="i">$OrderFlipped</span><span class="s">)</span> <span class="s">{</span>
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729 716 <span class="w">croak</span> <span class="q">&quot;Error: ${ClassName}-&gt;${ErrorMsg}: First object must be a vector...&quot;</span><span class="sc">;</span>
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730 717 <span class="s">}</span>
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731 718 <span class="c"># Scalar modulus...</span>
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732 719 <span class="k">for</span> <span class="i">$Index</span> <span class="s">(</span><span class="n">0</span> .. <span class="s">(</span><span class="i">$ThisSize</span> -<span class="n">1</span><span class="s">)</span><span class="s">)</span> <span class="s">{</span>
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733 720 <span class="i">$Vector</span>-&gt;{<span class="w">Values</span>}[<span class="i">$Index</span>] %= <span class="i">$Other</span><span class="sc">;</span>
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734 721 <span class="s">}</span>
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735 722 <span class="s">}</span>
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736 723 <span class="k">return</span> <span class="i">$Vector</span><span class="sc">;</span>
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737 724 <span class="s">}</span>
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738 725
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739 726 <span class="c">#</span>
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740 727 <span class="c"># Vector dot product operator supports two modes:</span>
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741 728 <span class="c"># . Dot product of two 3D vectors</span>
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742 729 <span class="c"># . Concatenation of a vector and a scalar</span>
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743 730 <span class="c">#</span>
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744 <a name="_VectorDotProductOperator-"></a> 731 <span class="k">sub </span><span class="m">_VectorDotProductOperator</span> <span class="s">{</span>
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745 732 <span class="k">my</span><span class="s">(</span><span class="i">$This</span><span class="cm">,</span> <span class="i">$Other</span><span class="cm">,</span> <span class="i">$OrderFlipped</span><span class="cm">,</span> <span class="i">$OtherIsVector</span><span class="cm">,</span> <span class="i">$ErrorMsg</span><span class="s">)</span><span class="sc">;</span>
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746 733
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747 734 <span class="i">$ErrorMsg</span> = <span class="q">&quot;_VectorDotProductOperator: Vector dot product failed&quot;</span><span class="sc">;</span>
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748 735 <span class="s">(</span><span class="i">$This</span><span class="cm">,</span> <span class="i">$Other</span><span class="cm">,</span> <span class="i">$OrderFlipped</span><span class="cm">,</span> <span class="i">$OtherIsVector</span><span class="s">)</span> = <span class="i">_ProcessOverloadedOperatorParameters</span><span class="s">(</span><span class="i">$ErrorMsg</span><span class="cm">,</span> <span class="i">@_</span><span class="s">)</span><span class="sc">;</span>
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749 736
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750 737 <span class="k">if</span> <span class="s">(</span><span class="i">$OtherIsVector</span><span class="s">)</span> <span class="s">{</span>
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diff changeset
751 738 <span class="c"># Calculate dot product of two 3D vectors...</span>
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752 739 <span class="k">my</span><span class="s">(</span><span class="i">$DotProduct</span><span class="s">)</span><span class="sc">;</span>
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753 740 <span class="k">if</span> <span class="s">(</span><span class="i">$This</span><span class="i">-&gt;GetSize</span><span class="s">(</span><span class="s">)</span> != <span class="n">3</span><span class="s">)</span> <span class="s">{</span>
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754 741 <span class="w">croak</span> <span class="q">&quot;Error: ${ClassName}-&gt;${ErrorMsg}: Both vectors must be 3D vectors...&quot;</span><span class="sc">;</span>
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755 742 <span class="s">}</span>
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756 743 <span class="i">$DotProduct</span> = <span class="i">$This</span><span class="i">-&gt;GetX</span><span class="s">(</span><span class="s">)</span> * <span class="i">$Other</span><span class="i">-&gt;GetX</span> + <span class="i">$This</span><span class="i">-&gt;GetY</span><span class="s">(</span><span class="s">)</span> * <span class="i">$Other</span><span class="i">-&gt;GetY</span><span class="s">(</span><span class="s">)</span> + <span class="i">$This</span><span class="i">-&gt;GetZ</span> * <span class="i">$Other</span><span class="i">-&gt;GetZ</span><span class="s">(</span><span class="s">)</span><span class="sc">;</span>
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757 744 <span class="k">return</span> <span class="i">$DotProduct</span><span class="sc">;</span>
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diff changeset
758 745 <span class="s">}</span>
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759 746 <span class="k">else</span> <span class="s">{</span>
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760 747 <span class="c"># Do a string concatenation and return the string...</span>
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761 748 <span class="k">if</span> <span class="s">(</span><span class="i">$OrderFlipped</span><span class="s">)</span> <span class="s">{</span>
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762 749 <span class="k">return</span> <span class="i">$Other</span> . <span class="i">$This</span><span class="i">-&gt;StringifyVector</span><span class="s">(</span><span class="s">)</span><span class="sc">;</span>
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763 750 <span class="s">}</span>
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764 751 <span class="k">else</span> <span class="s">{</span>
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765 752 <span class="k">return</span> <span class="i">$This</span><span class="i">-&gt;StringifyVector</span><span class="s">(</span><span class="s">)</span> . <span class="i">$Other</span><span class="sc">;</span>
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766 753 <span class="s">}</span>
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767 754 <span class="s">}</span>
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768 755 <span class="s">}</span>
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769 756
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770 757 <span class="c">#</span>
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771 758 <span class="c"># Vector cross product operator genrates a new vector which is the cross</span>
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772 759 <span class="c"># product of two 3D vectors.</span>
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773 760 <span class="c">#</span>
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774 761 <span class="c"># For two vectors, V1 (X1, Y1, Z1) and V2 (X2, Y2, Z2), cross product</span>
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775 762 <span class="c"># V1 x V2 corresponds: (Y1.Z2 - Z1.Y2), (Z1.X2 - X1.Z2), (X1.Y2 - Y1.X2)</span>
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776 763 <span class="c">#</span>
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777 <a name="_VectorCrossProductOperator-"></a> 764 <span class="k">sub </span><span class="m">_VectorCrossProductOperator</span> <span class="s">{</span>
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778 765 <span class="k">my</span><span class="s">(</span><span class="i">$This</span><span class="cm">,</span> <span class="i">$Other</span><span class="cm">,</span> <span class="i">$OrderFlipped</span><span class="cm">,</span> <span class="i">$OtherIsVector</span><span class="cm">,</span> <span class="i">$ErrorMsg</span><span class="s">)</span><span class="sc">;</span>
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779 766
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780 767 <span class="i">$ErrorMsg</span> = <span class="q">&quot;_VectorCrossProductOperator: Vector cross product failed&quot;</span><span class="sc">;</span>
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781 768 <span class="s">(</span><span class="i">$This</span><span class="cm">,</span> <span class="i">$Other</span><span class="cm">,</span> <span class="i">$OrderFlipped</span><span class="cm">,</span> <span class="i">$OtherIsVector</span><span class="s">)</span> = <span class="i">_ProcessOverloadedOperatorParameters</span><span class="s">(</span><span class="i">$ErrorMsg</span><span class="cm">,</span> <span class="i">@_</span><span class="s">)</span><span class="sc">;</span>
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782 769
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783 770 <span class="k">if</span> <span class="s">(</span>!<span class="i">$OtherIsVector</span><span class="s">)</span> <span class="s">{</span>
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784 771 <span class="w">croak</span> <span class="q">&quot;Error: ${ClassName}-&gt;${ErrorMsg}: Both object must be vectors...&quot;</span><span class="sc">;</span>
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785 772 <span class="s">}</span>
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786 773
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787 774 <span class="c"># Calculate cross product of two 3D vectors...</span>
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788 775 <span class="k">if</span> <span class="s">(</span><span class="i">$This</span><span class="i">-&gt;GetSize</span><span class="s">(</span><span class="s">)</span> != <span class="n">3</span><span class="s">)</span> <span class="s">{</span>
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789 776 <span class="w">croak</span> <span class="q">&quot;Error: ${ClassName}-&gt;${ErrorMsg}: Both vectors must be 3D vectors...&quot;</span><span class="sc">;</span>
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790 777 <span class="s">}</span>
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791 778 <span class="k">my</span><span class="s">(</span><span class="i">$Vector</span><span class="cm">,</span> <span class="i">$X</span><span class="cm">,</span> <span class="i">$Y</span><span class="cm">,</span> <span class="i">$Z</span><span class="s">)</span><span class="sc">;</span>
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792 779 <span class="i">$X</span> = <span class="i">$This</span><span class="i">-&gt;GetY</span><span class="s">(</span><span class="s">)</span> * <span class="i">$Other</span><span class="i">-&gt;GetZ</span><span class="s">(</span><span class="s">)</span> - <span class="i">$This</span><span class="i">-&gt;GetZ</span><span class="s">(</span><span class="s">)</span> * <span class="i">$Other</span><span class="i">-&gt;GetY</span><span class="s">(</span><span class="s">)</span><span class="sc">;</span>
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793 780 <span class="i">$Y</span> = <span class="i">$This</span><span class="i">-&gt;GetZ</span><span class="s">(</span><span class="s">)</span> * <span class="i">$Other</span><span class="i">-&gt;GetX</span><span class="s">(</span><span class="s">)</span> - <span class="i">$This</span><span class="i">-&gt;GetX</span><span class="s">(</span><span class="s">)</span> * <span class="i">$Other</span><span class="i">-&gt;GetZ</span><span class="s">(</span><span class="s">)</span><span class="sc">;</span>
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794 781 <span class="i">$Z</span> = <span class="i">$This</span><span class="i">-&gt;GetX</span><span class="s">(</span><span class="s">)</span> * <span class="i">$Other</span><span class="i">-&gt;GetY</span><span class="s">(</span><span class="s">)</span> - <span class="i">$This</span><span class="i">-&gt;GetY</span><span class="s">(</span><span class="s">)</span> * <span class="i">$Other</span><span class="i">-&gt;GetX</span><span class="s">(</span><span class="s">)</span><span class="sc">;</span>
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795 782
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796 783 <span class="i">$Vector</span> = <span class="s">(</span><span class="k">ref</span> <span class="i">$This</span><span class="s">)</span><span class="i">-&gt;new</span><span class="s">(</span><span class="i">$X</span><span class="cm">,</span> <span class="i">$Y</span><span class="cm">,</span> <span class="i">$Z</span><span class="s">)</span><span class="sc">;</span>
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797 784
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798 785 <span class="k">return</span> <span class="i">$Vector</span><span class="sc">;</span>
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799 786 <span class="s">}</span>
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800 787
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801 788 <span class="c">#</span>
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802 789 <span class="c"># Vector booelan operator checks whether a vector contains at least one non-zero</span>
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803 790 <span class="c"># value...</span>
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804 791 <span class="c">#</span>
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805 <a name="_VectorBooleanOperator-"></a> 792 <span class="k">sub </span><span class="m">_VectorBooleanOperator</span> <span class="s">{</span>
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806 793 <span class="k">my</span><span class="s">(</span><span class="i">$This</span><span class="cm">,</span> <span class="i">$Other</span><span class="cm">,</span> <span class="i">$OrderFlipped</span><span class="cm">,</span> <span class="i">$OtherIsVector</span><span class="cm">,</span> <span class="i">$ErrorMsg</span><span class="s">)</span><span class="sc">;</span>
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807 794
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808 795 <span class="i">$ErrorMsg</span> = <span class="q">&quot;_VectorBooleanOperator: Vector boolean operation failed&quot;</span><span class="sc">;</span>
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809 796 <span class="s">(</span><span class="i">$This</span><span class="cm">,</span> <span class="i">$Other</span><span class="cm">,</span> <span class="i">$OrderFlipped</span><span class="cm">,</span> <span class="i">$OtherIsVector</span><span class="s">)</span> = <span class="i">_ProcessOverloadedOperatorParameters</span><span class="s">(</span><span class="i">$ErrorMsg</span><span class="cm">,</span> <span class="i">@_</span><span class="s">)</span><span class="sc">;</span>
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810 797
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811 798 <span class="k">my</span><span class="s">(</span><span class="i">$Size</span><span class="cm">,</span> <span class="i">$Index</span><span class="s">)</span><span class="sc">;</span>
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812 799 <span class="i">$Size</span> = <span class="i">$This</span><span class="i">-&gt;GetSize</span><span class="s">(</span><span class="s">)</span><span class="sc">;</span>
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813 800
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814 801 <span class="k">for</span> <span class="i">$Index</span> <span class="s">(</span><span class="n">0</span> .. <span class="s">(</span><span class="i">$Size</span> - <span class="n">1</span><span class="s">)</span><span class="s">)</span> <span class="s">{</span>
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815 802 <span class="k">if</span> <span class="s">(</span><span class="i">$This</span>-&gt;{<span class="w">Values</span>}[<span class="i">$Index</span>] != <span class="n">0</span><span class="s">)</span> <span class="s">{</span>
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816 803 <span class="k">return</span> <span class="n">1</span><span class="sc">;</span>
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817 804 <span class="s">}</span>
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818 805 <span class="s">}</span>
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819 806 <span class="k">return</span> <span class="n">0</span><span class="sc">;</span>
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820 807 <span class="s">}</span>
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821 808
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822 809 <span class="c">#</span>
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823 810 <span class="c"># Vector not booelan operator checks whether all values of a vector are zero.</span>
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824 811 <span class="c">#</span>
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825 <a name="_VectorNotBooleanOperator-"></a> 812 <span class="k">sub </span><span class="m">_VectorNotBooleanOperator</span> <span class="s">{</span>
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826 813 <span class="k">my</span><span class="s">(</span><span class="i">$This</span><span class="cm">,</span> <span class="i">$Other</span><span class="cm">,</span> <span class="i">$OrderFlipped</span><span class="cm">,</span> <span class="i">$OtherIsVector</span><span class="cm">,</span> <span class="i">$ErrorMsg</span><span class="s">)</span><span class="sc">;</span>
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827 814
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828 815 <span class="i">$ErrorMsg</span> = <span class="q">&quot;_VectorNotBooleanOperator: Vector not boolean operation failed&quot;</span><span class="sc">;</span>
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829 816 <span class="s">(</span><span class="i">$This</span><span class="cm">,</span> <span class="i">$Other</span><span class="cm">,</span> <span class="i">$OrderFlipped</span><span class="cm">,</span> <span class="i">$OtherIsVector</span><span class="s">)</span> = <span class="i">_ProcessOverloadedOperatorParameters</span><span class="s">(</span><span class="i">$ErrorMsg</span><span class="cm">,</span> <span class="i">@_</span><span class="s">)</span><span class="sc">;</span>
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830 817
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831 818 <span class="k">my</span><span class="s">(</span><span class="i">$Size</span><span class="cm">,</span> <span class="i">$Index</span><span class="s">)</span><span class="sc">;</span>
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832 819 <span class="i">$Size</span> = <span class="i">$This</span><span class="i">-&gt;GetSize</span><span class="s">(</span><span class="s">)</span><span class="sc">;</span>
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833 820
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834 821 <span class="k">for</span> <span class="i">$Index</span> <span class="s">(</span><span class="n">0</span> .. <span class="s">(</span><span class="i">$Size</span> - <span class="n">1</span><span class="s">)</span><span class="s">)</span> <span class="s">{</span>
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835 822 <span class="k">if</span> <span class="s">(</span><span class="i">$This</span>-&gt;{<span class="w">Values</span>}[<span class="i">$Index</span>] != <span class="n">0</span><span class="s">)</span> <span class="s">{</span>
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836 823 <span class="k">return</span> <span class="n">0</span><span class="sc">;</span>
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837 824 <span class="s">}</span>
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838 825 <span class="s">}</span>
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839 826 <span class="k">return</span> <span class="n">1</span><span class="sc">;</span>
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840 827 <span class="s">}</span>
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841 828
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842 829 <span class="c">#</span>
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843 830 <span class="c"># Vector equal operator supports two modes:</span>
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844 831 <span class="c"># . Comparion of corresponding values in two vectors</span>
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845 832 <span class="c"># . Comparing vectors values to a scalar ($Vector == 2)</span>
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846 833 <span class="c">#</span>
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847 834 <span class="c"># Caveats:</span>
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848 835 <span class="c"># . Comparison of a scalar to vector values is not allowed (2 == $Vector)</span>
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849 836 <span class="c">#</span>
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850 <a name="_VectorEqualOperator-"></a> 837 <span class="k">sub </span><span class="m">_VectorEqualOperator</span> <span class="s">{</span>
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851 838 <span class="k">my</span><span class="s">(</span><span class="i">$This</span><span class="cm">,</span> <span class="i">$Other</span><span class="cm">,</span> <span class="i">$OrderFlipped</span><span class="cm">,</span> <span class="i">$OtherIsVector</span><span class="cm">,</span> <span class="i">$ErrorMsg</span><span class="cm">,</span> <span class="i">$CheckVectorSizes</span><span class="s">)</span><span class="sc">;</span>
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852 839
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853 840 <span class="i">$ErrorMsg</span> = <span class="q">&quot;_VectorEqualOperator: Vector equal comparison failed&quot;</span><span class="sc">;</span>
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854 841 <span class="i">$CheckVectorSizes</span> = <span class="n">0</span><span class="sc">;</span>
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855 842 <span class="s">(</span><span class="i">$This</span><span class="cm">,</span> <span class="i">$Other</span><span class="cm">,</span> <span class="i">$OrderFlipped</span><span class="cm">,</span> <span class="i">$OtherIsVector</span><span class="s">)</span> = <span class="i">_ProcessOverloadedOperatorParameters</span><span class="s">(</span><span class="i">$ErrorMsg</span><span class="cm">,</span> <span class="i">@_</span><span class="cm">,</span> <span class="i">$CheckVectorSizes</span><span class="s">)</span><span class="sc">;</span>
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856 843
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857 844 <span class="c"># Do the comparison...</span>
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858 845 <span class="k">my</span><span class="s">(</span><span class="i">$ThisSize</span><span class="cm">,</span> <span class="i">$Index</span><span class="s">)</span><span class="sc">;</span>
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859 846 <span class="i">$ThisSize</span> = <span class="i">$This</span><span class="i">-&gt;GetSize</span><span class="s">(</span><span class="s">)</span><span class="sc">;</span>
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860 847
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861 848 <span class="k">if</span> <span class="s">(</span><span class="i">$OtherIsVector</span><span class="s">)</span> <span class="s">{</span>
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862 849 <span class="c"># $OrderFlipped is set to false for two vectors...</span>
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863 850 <span class="k">my</span><span class="s">(</span><span class="i">$OtherSize</span><span class="s">)</span> = <span class="i">$Other</span><span class="i">-&gt;GetSize</span><span class="s">(</span><span class="s">)</span><span class="sc">;</span>
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864 851 <span class="k">if</span> <span class="s">(</span><span class="i">$ThisSize</span> != <span class="i">$OtherSize</span><span class="s">)</span> <span class="s">{</span>
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865 852 <span class="k">return</span> <span class="n">0</span><span class="sc">;</span>
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866 853 <span class="s">}</span>
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867 854 <span class="k">for</span> <span class="i">$Index</span> <span class="s">(</span><span class="n">0</span> .. <span class="s">(</span><span class="i">$ThisSize</span> -<span class="n">1</span><span class="s">)</span><span class="s">)</span> <span class="s">{</span>
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diff changeset
868 855 <span class="k">if</span> <span class="s">(</span><span class="i">$This</span>-&gt;{<span class="w">Values</span>}[<span class="i">$Index</span>] != <span class="i">$Other</span>-&gt;{<span class="w">Values</span>}[<span class="i">$Index</span>]<span class="s">)</span> <span class="s">{</span>
73ae111cf86f Uploaded
deepakjadmin
parents:
diff changeset
869 856 <span class="k">return</span> <span class="n">0</span><span class="sc">;</span>
73ae111cf86f Uploaded
deepakjadmin
parents:
diff changeset
870 857 <span class="s">}</span>
73ae111cf86f Uploaded
deepakjadmin
parents:
diff changeset
871 858 <span class="s">}</span>
73ae111cf86f Uploaded
deepakjadmin
parents:
diff changeset
872 859 <span class="s">}</span>
73ae111cf86f Uploaded
deepakjadmin
parents:
diff changeset
873 860 <span class="k">else</span> <span class="s">{</span>
73ae111cf86f Uploaded
deepakjadmin
parents:
diff changeset
874 861 <span class="k">if</span> <span class="s">(</span><span class="i">$OrderFlipped</span><span class="s">)</span> <span class="s">{</span>
73ae111cf86f Uploaded
deepakjadmin
parents:
diff changeset
875 862 <span class="w">croak</span> <span class="q">&quot;Error: ${ClassName}-&gt;${ErrorMsg}: First object must be a vector...&quot;</span><span class="sc">;</span>
73ae111cf86f Uploaded
deepakjadmin
parents:
diff changeset
876 863 <span class="s">}</span>
73ae111cf86f Uploaded
deepakjadmin
parents:
diff changeset
877 864 <span class="c"># Scalar comparison...</span>
73ae111cf86f Uploaded
deepakjadmin
parents:
diff changeset
878 865 <span class="k">for</span> <span class="i">$Index</span> <span class="s">(</span><span class="n">0</span> .. <span class="s">(</span><span class="i">$ThisSize</span> -<span class="n">1</span><span class="s">)</span><span class="s">)</span> <span class="s">{</span>
73ae111cf86f Uploaded
deepakjadmin
parents:
diff changeset
879 866 <span class="k">if</span> <span class="s">(</span><span class="i">$This</span>-&gt;{<span class="w">Values</span>}[<span class="i">$Index</span>] != <span class="i">$Other</span><span class="s">)</span> <span class="s">{</span>
73ae111cf86f Uploaded
deepakjadmin
parents:
diff changeset
880 867 <span class="k">return</span> <span class="n">0</span><span class="sc">;</span>
73ae111cf86f Uploaded
deepakjadmin
parents:
diff changeset
881 868 <span class="s">}</span>
73ae111cf86f Uploaded
deepakjadmin
parents:
diff changeset
882 869 <span class="s">}</span>
73ae111cf86f Uploaded
deepakjadmin
parents:
diff changeset
883 870 <span class="s">}</span>
73ae111cf86f Uploaded
deepakjadmin
parents:
diff changeset
884 871 <span class="k">return</span> <span class="n">1</span><span class="sc">;</span>
73ae111cf86f Uploaded
deepakjadmin
parents:
diff changeset
885 872 <span class="s">}</span>
73ae111cf86f Uploaded
deepakjadmin
parents:
diff changeset
886 873
73ae111cf86f Uploaded
deepakjadmin
parents:
diff changeset
887 874 <span class="c">#</span>
73ae111cf86f Uploaded
deepakjadmin
parents:
diff changeset
888 875 <span class="c"># Vector not equal operator supports two modes:</span>
73ae111cf86f Uploaded
deepakjadmin
parents:
diff changeset
889 876 <span class="c"># . Comparion of corresponding values in two vectors</span>
73ae111cf86f Uploaded
deepakjadmin
parents:
diff changeset
890 877 <span class="c"># . Comparing vectors values to a scalar ($Vector != 2)</span>
73ae111cf86f Uploaded
deepakjadmin
parents:
diff changeset
891 878 <span class="c">#</span>
73ae111cf86f Uploaded
deepakjadmin
parents:
diff changeset
892 879 <span class="c"># Caveats:</span>
73ae111cf86f Uploaded
deepakjadmin
parents:
diff changeset
893 880 <span class="c"># . Comparison of a scalar to vector values is not allowed (2 != $Vector2)</span>
73ae111cf86f Uploaded
deepakjadmin
parents:
diff changeset
894 881 <span class="c">#</span>
73ae111cf86f Uploaded
deepakjadmin
parents:
diff changeset
895 <a name="_VectorNotEqualOperator-"></a> 882 <span class="k">sub </span><span class="m">_VectorNotEqualOperator</span> <span class="s">{</span>
73ae111cf86f Uploaded
deepakjadmin
parents:
diff changeset
896 883 <span class="k">my</span><span class="s">(</span><span class="i">$This</span><span class="cm">,</span> <span class="i">$Other</span><span class="cm">,</span> <span class="i">$OrderFlipped</span><span class="cm">,</span> <span class="i">$OtherIsVector</span><span class="cm">,</span> <span class="i">$ErrorMsg</span><span class="cm">,</span> <span class="i">$CheckVectorSizes</span><span class="s">)</span><span class="sc">;</span>
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deepakjadmin
parents:
diff changeset
897 884
73ae111cf86f Uploaded
deepakjadmin
parents:
diff changeset
898 885 <span class="i">$ErrorMsg</span> = <span class="q">&quot;_VectorNotEqualOperator: Vector not equal comparison failed&quot;</span><span class="sc">;</span>
73ae111cf86f Uploaded
deepakjadmin
parents:
diff changeset
899 886 <span class="i">$CheckVectorSizes</span> = <span class="n">0</span><span class="sc">;</span>
73ae111cf86f Uploaded
deepakjadmin
parents:
diff changeset
900 887 <span class="s">(</span><span class="i">$This</span><span class="cm">,</span> <span class="i">$Other</span><span class="cm">,</span> <span class="i">$OrderFlipped</span><span class="cm">,</span> <span class="i">$OtherIsVector</span><span class="s">)</span> = <span class="i">_ProcessOverloadedOperatorParameters</span><span class="s">(</span><span class="i">$ErrorMsg</span><span class="cm">,</span> <span class="i">@_</span><span class="cm">,</span> <span class="i">$CheckVectorSizes</span><span class="s">)</span><span class="sc">;</span>
73ae111cf86f Uploaded
deepakjadmin
parents:
diff changeset
901 888
73ae111cf86f Uploaded
deepakjadmin
parents:
diff changeset
902 889 <span class="c"># Do the comparison...</span>
73ae111cf86f Uploaded
deepakjadmin
parents:
diff changeset
903 890 <span class="k">my</span><span class="s">(</span><span class="i">$ThisSize</span><span class="cm">,</span> <span class="i">$Index</span><span class="s">)</span><span class="sc">;</span>
73ae111cf86f Uploaded
deepakjadmin
parents:
diff changeset
904 891 <span class="i">$ThisSize</span> = <span class="i">$This</span><span class="i">-&gt;GetSize</span><span class="s">(</span><span class="s">)</span><span class="sc">;</span>
73ae111cf86f Uploaded
deepakjadmin
parents:
diff changeset
905 892
73ae111cf86f Uploaded
deepakjadmin
parents:
diff changeset
906 893 <span class="k">if</span> <span class="s">(</span><span class="i">$OtherIsVector</span><span class="s">)</span> <span class="s">{</span>
73ae111cf86f Uploaded
deepakjadmin
parents:
diff changeset
907 894 <span class="c"># $OrderFlipped is set to false for two vectors...</span>
73ae111cf86f Uploaded
deepakjadmin
parents:
diff changeset
908 895 <span class="k">my</span><span class="s">(</span><span class="i">$OtherSize</span><span class="s">)</span> = <span class="i">$Other</span><span class="i">-&gt;GetSize</span><span class="s">(</span><span class="s">)</span><span class="sc">;</span>
73ae111cf86f Uploaded
deepakjadmin
parents:
diff changeset
909 896 <span class="k">if</span> <span class="s">(</span><span class="i">$ThisSize</span> != <span class="i">$OtherSize</span><span class="s">)</span> <span class="s">{</span>
73ae111cf86f Uploaded
deepakjadmin
parents:
diff changeset
910 897 <span class="k">return</span> <span class="n">1</span><span class="sc">;</span>
73ae111cf86f Uploaded
deepakjadmin
parents:
diff changeset
911 898 <span class="s">}</span>
73ae111cf86f Uploaded
deepakjadmin
parents:
diff changeset
912 899 <span class="k">for</span> <span class="i">$Index</span> <span class="s">(</span><span class="n">0</span> .. <span class="s">(</span><span class="i">$ThisSize</span> -<span class="n">1</span><span class="s">)</span><span class="s">)</span> <span class="s">{</span>
73ae111cf86f Uploaded
deepakjadmin
parents:
diff changeset
913 900 <span class="k">if</span> <span class="s">(</span><span class="i">$This</span>-&gt;{<span class="w">Values</span>}[<span class="i">$Index</span>] == <span class="i">$Other</span>-&gt;{<span class="w">Values</span>}[<span class="i">$Index</span>]<span class="s">)</span> <span class="s">{</span>
73ae111cf86f Uploaded
deepakjadmin
parents:
diff changeset
914 901 <span class="k">return</span> <span class="n">0</span><span class="sc">;</span>
73ae111cf86f Uploaded
deepakjadmin
parents:
diff changeset
915 902 <span class="s">}</span>
73ae111cf86f Uploaded
deepakjadmin
parents:
diff changeset
916 903 <span class="s">}</span>
73ae111cf86f Uploaded
deepakjadmin
parents:
diff changeset
917 904 <span class="s">}</span>
73ae111cf86f Uploaded
deepakjadmin
parents:
diff changeset
918 905 <span class="k">else</span> <span class="s">{</span>
73ae111cf86f Uploaded
deepakjadmin
parents:
diff changeset
919 906 <span class="k">if</span> <span class="s">(</span><span class="i">$OrderFlipped</span><span class="s">)</span> <span class="s">{</span>
73ae111cf86f Uploaded
deepakjadmin
parents:
diff changeset
920 907 <span class="w">croak</span> <span class="q">&quot;Error: ${ClassName}-&gt;${ErrorMsg}: First object must be a vector...&quot;</span><span class="sc">;</span>
73ae111cf86f Uploaded
deepakjadmin
parents:
diff changeset
921 908 <span class="s">}</span>
73ae111cf86f Uploaded
deepakjadmin
parents:
diff changeset
922 909 <span class="c"># Scalar comparison...</span>
73ae111cf86f Uploaded
deepakjadmin
parents:
diff changeset
923 910 <span class="k">for</span> <span class="i">$Index</span> <span class="s">(</span><span class="n">0</span> .. <span class="s">(</span><span class="i">$ThisSize</span> -<span class="n">1</span><span class="s">)</span><span class="s">)</span> <span class="s">{</span>
73ae111cf86f Uploaded
deepakjadmin
parents:
diff changeset
924 911 <span class="k">if</span> <span class="s">(</span><span class="i">$This</span>-&gt;{<span class="w">Values</span>}[<span class="i">$Index</span>] == <span class="i">$Other</span><span class="s">)</span> <span class="s">{</span>
73ae111cf86f Uploaded
deepakjadmin
parents:
diff changeset
925 912 <span class="k">return</span> <span class="n">0</span><span class="sc">;</span>
73ae111cf86f Uploaded
deepakjadmin
parents:
diff changeset
926 913 <span class="s">}</span>
73ae111cf86f Uploaded
deepakjadmin
parents:
diff changeset
927 914 <span class="s">}</span>
73ae111cf86f Uploaded
deepakjadmin
parents:
diff changeset
928 915 <span class="s">}</span>
73ae111cf86f Uploaded
deepakjadmin
parents:
diff changeset
929 916 <span class="k">return</span> <span class="n">1</span><span class="sc">;</span>
73ae111cf86f Uploaded
deepakjadmin
parents:
diff changeset
930 917 <span class="s">}</span>
73ae111cf86f Uploaded
deepakjadmin
parents:
diff changeset
931 918
73ae111cf86f Uploaded
deepakjadmin
parents:
diff changeset
932 919 <span class="c">#</span>
73ae111cf86f Uploaded
deepakjadmin
parents:
diff changeset
933 920 <span class="c"># Vector less than operator supports two modes:</span>
73ae111cf86f Uploaded
deepakjadmin
parents:
diff changeset
934 921 <span class="c"># . Comparion of corresponding values in two vectors</span>
73ae111cf86f Uploaded
deepakjadmin
parents:
diff changeset
935 922 <span class="c"># . Comparing vectors values to a scalar ($Vector &lt; 2)</span>
73ae111cf86f Uploaded
deepakjadmin
parents:
diff changeset
936 923 <span class="c">#</span>
73ae111cf86f Uploaded
deepakjadmin
parents:
diff changeset
937 924 <span class="c"># Caveats:</span>
73ae111cf86f Uploaded
deepakjadmin
parents:
diff changeset
938 925 <span class="c"># . Comparison of a scalar to vector values is not allowed (2 &lt; $Vector2)</span>
73ae111cf86f Uploaded
deepakjadmin
parents:
diff changeset
939 926 <span class="c">#</span>
73ae111cf86f Uploaded
deepakjadmin
parents:
diff changeset
940 <a name="_VectorLessThanOperator-"></a> 927 <span class="k">sub </span><span class="m">_VectorLessThanOperator</span> <span class="s">{</span>
73ae111cf86f Uploaded
deepakjadmin
parents:
diff changeset
941 928 <span class="k">my</span><span class="s">(</span><span class="i">$This</span><span class="cm">,</span> <span class="i">$Other</span><span class="cm">,</span> <span class="i">$OrderFlipped</span><span class="cm">,</span> <span class="i">$OtherIsVector</span><span class="cm">,</span> <span class="i">$ErrorMsg</span><span class="s">)</span><span class="sc">;</span>
73ae111cf86f Uploaded
deepakjadmin
parents:
diff changeset
942 929
73ae111cf86f Uploaded
deepakjadmin
parents:
diff changeset
943 930 <span class="i">$ErrorMsg</span> = <span class="q">&quot;_VectorLessThanOperator: Vector less than comparison failed&quot;</span><span class="sc">;</span>
73ae111cf86f Uploaded
deepakjadmin
parents:
diff changeset
944 931 <span class="s">(</span><span class="i">$This</span><span class="cm">,</span> <span class="i">$Other</span><span class="cm">,</span> <span class="i">$OrderFlipped</span><span class="cm">,</span> <span class="i">$OtherIsVector</span><span class="s">)</span> = <span class="i">_ProcessOverloadedOperatorParameters</span><span class="s">(</span><span class="i">$ErrorMsg</span><span class="cm">,</span> <span class="i">@_</span><span class="s">)</span><span class="sc">;</span>
73ae111cf86f Uploaded
deepakjadmin
parents:
diff changeset
945 932
73ae111cf86f Uploaded
deepakjadmin
parents:
diff changeset
946 933 <span class="c"># Do the comparison...</span>
73ae111cf86f Uploaded
deepakjadmin
parents:
diff changeset
947 934 <span class="k">my</span><span class="s">(</span><span class="i">$ThisSize</span><span class="cm">,</span> <span class="i">$Index</span><span class="s">)</span><span class="sc">;</span>
73ae111cf86f Uploaded
deepakjadmin
parents:
diff changeset
948 935 <span class="i">$ThisSize</span> = <span class="i">$This</span><span class="i">-&gt;GetSize</span><span class="s">(</span><span class="s">)</span><span class="sc">;</span>
73ae111cf86f Uploaded
deepakjadmin
parents:
diff changeset
949 936
73ae111cf86f Uploaded
deepakjadmin
parents:
diff changeset
950 937 <span class="k">if</span> <span class="s">(</span><span class="i">$OtherIsVector</span><span class="s">)</span> <span class="s">{</span>
73ae111cf86f Uploaded
deepakjadmin
parents:
diff changeset
951 938 <span class="c"># $OrderFlipped is set to false for two vectors...</span>
73ae111cf86f Uploaded
deepakjadmin
parents:
diff changeset
952 939 <span class="k">for</span> <span class="i">$Index</span> <span class="s">(</span><span class="n">0</span> .. <span class="s">(</span><span class="i">$ThisSize</span> -<span class="n">1</span><span class="s">)</span><span class="s">)</span> <span class="s">{</span>
73ae111cf86f Uploaded
deepakjadmin
parents:
diff changeset
953 940 <span class="k">if</span> <span class="s">(</span><span class="i">$This</span>-&gt;{<span class="w">Values</span>}[<span class="i">$Index</span>] &gt;= <span class="i">$Other</span>-&gt;{<span class="w">Values</span>}[<span class="i">$Index</span>]<span class="s">)</span> <span class="s">{</span>
73ae111cf86f Uploaded
deepakjadmin
parents:
diff changeset
954 941 <span class="k">return</span> <span class="n">0</span><span class="sc">;</span>
73ae111cf86f Uploaded
deepakjadmin
parents:
diff changeset
955 942 <span class="s">}</span>
73ae111cf86f Uploaded
deepakjadmin
parents:
diff changeset
956 943 <span class="s">}</span>
73ae111cf86f Uploaded
deepakjadmin
parents:
diff changeset
957 944 <span class="s">}</span>
73ae111cf86f Uploaded
deepakjadmin
parents:
diff changeset
958 945 <span class="k">else</span> <span class="s">{</span>
73ae111cf86f Uploaded
deepakjadmin
parents:
diff changeset
959 946 <span class="k">if</span> <span class="s">(</span><span class="i">$OrderFlipped</span><span class="s">)</span> <span class="s">{</span>
73ae111cf86f Uploaded
deepakjadmin
parents:
diff changeset
960 947 <span class="w">croak</span> <span class="q">&quot;Error: ${ClassName}-&gt;${ErrorMsg}: First object must be a vector...&quot;</span><span class="sc">;</span>
73ae111cf86f Uploaded
deepakjadmin
parents:
diff changeset
961 948 <span class="s">}</span>
73ae111cf86f Uploaded
deepakjadmin
parents:
diff changeset
962 949 <span class="c"># Scalar comparison...</span>
73ae111cf86f Uploaded
deepakjadmin
parents:
diff changeset
963 950 <span class="k">for</span> <span class="i">$Index</span> <span class="s">(</span><span class="n">0</span> .. <span class="s">(</span><span class="i">$ThisSize</span> -<span class="n">1</span><span class="s">)</span><span class="s">)</span> <span class="s">{</span>
73ae111cf86f Uploaded
deepakjadmin
parents:
diff changeset
964 951 <span class="k">if</span> <span class="s">(</span><span class="i">$This</span>-&gt;{<span class="w">Values</span>}[<span class="i">$Index</span>] &gt;= <span class="i">$Other</span><span class="s">)</span> <span class="s">{</span>
73ae111cf86f Uploaded
deepakjadmin
parents:
diff changeset
965 952 <span class="k">return</span> <span class="n">0</span><span class="sc">;</span>
73ae111cf86f Uploaded
deepakjadmin
parents:
diff changeset
966 953 <span class="s">}</span>
73ae111cf86f Uploaded
deepakjadmin
parents:
diff changeset
967 954 <span class="s">}</span>
73ae111cf86f Uploaded
deepakjadmin
parents:
diff changeset
968 955 <span class="s">}</span>
73ae111cf86f Uploaded
deepakjadmin
parents:
diff changeset
969 956 <span class="k">return</span> <span class="n">1</span><span class="sc">;</span>
73ae111cf86f Uploaded
deepakjadmin
parents:
diff changeset
970 957 <span class="s">}</span>
73ae111cf86f Uploaded
deepakjadmin
parents:
diff changeset
971 958
73ae111cf86f Uploaded
deepakjadmin
parents:
diff changeset
972 959 <span class="c">#</span>
73ae111cf86f Uploaded
deepakjadmin
parents:
diff changeset
973 960 <span class="c"># Vector less than equla operator supports two modes:</span>
73ae111cf86f Uploaded
deepakjadmin
parents:
diff changeset
974 961 <span class="c"># . Comparion of corresponding values in two vectors</span>
73ae111cf86f Uploaded
deepakjadmin
parents:
diff changeset
975 962 <span class="c"># . Comparing vectors values to a scalar ($Vector &lt;= 2)</span>
73ae111cf86f Uploaded
deepakjadmin
parents:
diff changeset
976 963 <span class="c">#</span>
73ae111cf86f Uploaded
deepakjadmin
parents:
diff changeset
977 964 <span class="c"># Caveats:</span>
73ae111cf86f Uploaded
deepakjadmin
parents:
diff changeset
978 965 <span class="c"># . Comparison of a scalar to vector values is not allowed (2 &lt;= $Vector2)</span>
73ae111cf86f Uploaded
deepakjadmin
parents:
diff changeset
979 966 <span class="c">#</span>
73ae111cf86f Uploaded
deepakjadmin
parents:
diff changeset
980 <a name="_VectorLessThanEqualOperator-"></a> 967 <span class="k">sub </span><span class="m">_VectorLessThanEqualOperator</span> <span class="s">{</span>
73ae111cf86f Uploaded
deepakjadmin
parents:
diff changeset
981 968 <span class="k">my</span><span class="s">(</span><span class="i">$This</span><span class="cm">,</span> <span class="i">$Other</span><span class="cm">,</span> <span class="i">$OrderFlipped</span><span class="cm">,</span> <span class="i">$OtherIsVector</span><span class="cm">,</span> <span class="i">$ErrorMsg</span><span class="s">)</span><span class="sc">;</span>
73ae111cf86f Uploaded
deepakjadmin
parents:
diff changeset
982 969
73ae111cf86f Uploaded
deepakjadmin
parents:
diff changeset
983 970 <span class="i">$ErrorMsg</span> = <span class="q">&quot;_VectorLessThanEqualOperator: Vector less than equal comparison failed&quot;</span><span class="sc">;</span>
73ae111cf86f Uploaded
deepakjadmin
parents:
diff changeset
984 971 <span class="s">(</span><span class="i">$This</span><span class="cm">,</span> <span class="i">$Other</span><span class="cm">,</span> <span class="i">$OrderFlipped</span><span class="cm">,</span> <span class="i">$OtherIsVector</span><span class="s">)</span> = <span class="i">_ProcessOverloadedOperatorParameters</span><span class="s">(</span><span class="i">$ErrorMsg</span><span class="cm">,</span> <span class="i">@_</span><span class="s">)</span><span class="sc">;</span>
73ae111cf86f Uploaded
deepakjadmin
parents:
diff changeset
985 972
73ae111cf86f Uploaded
deepakjadmin
parents:
diff changeset
986 973 <span class="c"># Do the comparison...</span>
73ae111cf86f Uploaded
deepakjadmin
parents:
diff changeset
987 974 <span class="k">my</span><span class="s">(</span><span class="i">$ThisSize</span><span class="cm">,</span> <span class="i">$Index</span><span class="s">)</span><span class="sc">;</span>
73ae111cf86f Uploaded
deepakjadmin
parents:
diff changeset
988 975 <span class="i">$ThisSize</span> = <span class="i">$This</span><span class="i">-&gt;GetSize</span><span class="s">(</span><span class="s">)</span><span class="sc">;</span>
73ae111cf86f Uploaded
deepakjadmin
parents:
diff changeset
989 976
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990 977 <span class="k">if</span> <span class="s">(</span><span class="i">$OtherIsVector</span><span class="s">)</span> <span class="s">{</span>
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991 978 <span class="c"># $OrderFlipped is set to false for two vectors...</span>
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992 979 <span class="k">for</span> <span class="i">$Index</span> <span class="s">(</span><span class="n">0</span> .. <span class="s">(</span><span class="i">$ThisSize</span> -<span class="n">1</span><span class="s">)</span><span class="s">)</span> <span class="s">{</span>
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993 980 <span class="k">if</span> <span class="s">(</span><span class="i">$This</span>-&gt;{<span class="w">Values</span>}[<span class="i">$Index</span>] &gt; <span class="i">$Other</span>-&gt;{<span class="w">Values</span>}[<span class="i">$Index</span>]<span class="s">)</span> <span class="s">{</span>
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994 981 <span class="k">return</span> <span class="n">0</span><span class="sc">;</span>
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diff changeset
995 982 <span class="s">}</span>
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diff changeset
996 983 <span class="s">}</span>
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diff changeset
997 984 <span class="s">}</span>
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998 985 <span class="k">else</span> <span class="s">{</span>
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999 986 <span class="k">if</span> <span class="s">(</span><span class="i">$OrderFlipped</span><span class="s">)</span> <span class="s">{</span>
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1000 987 <span class="w">croak</span> <span class="q">&quot;Error: ${ClassName}-&gt;${ErrorMsg}: First object must be a vector...&quot;</span><span class="sc">;</span>
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1001 988 <span class="s">}</span>
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1002 989 <span class="c"># Scalar comparison...</span>
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1003 990 <span class="k">for</span> <span class="i">$Index</span> <span class="s">(</span><span class="n">0</span> .. <span class="s">(</span><span class="i">$ThisSize</span> -<span class="n">1</span><span class="s">)</span><span class="s">)</span> <span class="s">{</span>
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1004 991 <span class="k">if</span> <span class="s">(</span><span class="i">$This</span>-&gt;{<span class="w">Values</span>}[<span class="i">$Index</span>] &gt; <span class="i">$Other</span><span class="s">)</span> <span class="s">{</span>
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1005 992 <span class="k">return</span> <span class="n">0</span><span class="sc">;</span>
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diff changeset
1006 993 <span class="s">}</span>
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1007 994 <span class="s">}</span>
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diff changeset
1008 995 <span class="s">}</span>
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1009 996 <span class="k">return</span> <span class="n">1</span><span class="sc">;</span>
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diff changeset
1010 997 <span class="s">}</span>
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1011 998
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1012 999 <span class="c">#</span>
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1013 1000 <span class="c"># Vector greatar than operator supports two modes:</span>
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diff changeset
1014 1001 <span class="c"># . Comparion of corresponding values in two vectors</span>
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diff changeset
1015 1002 <span class="c"># . Comparing vectors values to a scalar ($Vector &gt; 2)</span>
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parents:
diff changeset
1016 1003 <span class="c">#</span>
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diff changeset
1017 1004 <span class="c"># Caveats:</span>
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1018 1005 <span class="c"># . Comparison of a scalar to vector values is not allowed (2 &gt; $Vector2)</span>
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diff changeset
1019 1006 <span class="c">#</span>
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1020 <a name="_VectorGreatarThanOperator-"></a>1007 <span class="k">sub </span><span class="m">_VectorGreatarThanOperator</span> <span class="s">{</span>
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1021 1008 <span class="k">my</span><span class="s">(</span><span class="i">$This</span><span class="cm">,</span> <span class="i">$Other</span><span class="cm">,</span> <span class="i">$OrderFlipped</span><span class="cm">,</span> <span class="i">$OtherIsVector</span><span class="cm">,</span> <span class="i">$ErrorMsg</span><span class="s">)</span><span class="sc">;</span>
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1022 1009
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1023 1010 <span class="i">$ErrorMsg</span> = <span class="q">&quot;_VectorGreatarThanOperator: Vector greatar than comparison failed&quot;</span><span class="sc">;</span>
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1024 1011 <span class="s">(</span><span class="i">$This</span><span class="cm">,</span> <span class="i">$Other</span><span class="cm">,</span> <span class="i">$OrderFlipped</span><span class="cm">,</span> <span class="i">$OtherIsVector</span><span class="s">)</span> = <span class="i">_ProcessOverloadedOperatorParameters</span><span class="s">(</span><span class="i">$ErrorMsg</span><span class="cm">,</span> <span class="i">@_</span><span class="s">)</span><span class="sc">;</span>
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1025 1012
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1026 1013 <span class="c"># Do the comparison...</span>
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diff changeset
1027 1014 <span class="k">my</span><span class="s">(</span><span class="i">$ThisSize</span><span class="cm">,</span> <span class="i">$Index</span><span class="s">)</span><span class="sc">;</span>
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1028 1015 <span class="i">$ThisSize</span> = <span class="i">$This</span><span class="i">-&gt;GetSize</span><span class="s">(</span><span class="s">)</span><span class="sc">;</span>
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1029 1016
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1030 1017 <span class="k">if</span> <span class="s">(</span><span class="i">$OtherIsVector</span><span class="s">)</span> <span class="s">{</span>
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1031 1018 <span class="c"># $OrderFlipped is set to false for two vectors...</span>
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diff changeset
1032 1019 <span class="k">for</span> <span class="i">$Index</span> <span class="s">(</span><span class="n">0</span> .. <span class="s">(</span><span class="i">$ThisSize</span> -<span class="n">1</span><span class="s">)</span><span class="s">)</span> <span class="s">{</span>
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1033 1020 <span class="k">if</span> <span class="s">(</span><span class="i">$This</span>-&gt;{<span class="w">Values</span>}[<span class="i">$Index</span>] &lt;= <span class="i">$Other</span>-&gt;{<span class="w">Values</span>}[<span class="i">$Index</span>]<span class="s">)</span> <span class="s">{</span>
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1034 1021 <span class="k">return</span> <span class="n">0</span><span class="sc">;</span>
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diff changeset
1035 1022 <span class="s">}</span>
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diff changeset
1036 1023 <span class="s">}</span>
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diff changeset
1037 1024 <span class="s">}</span>
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diff changeset
1038 1025 <span class="k">else</span> <span class="s">{</span>
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diff changeset
1039 1026 <span class="k">if</span> <span class="s">(</span><span class="i">$OrderFlipped</span><span class="s">)</span> <span class="s">{</span>
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1040 1027 <span class="w">croak</span> <span class="q">&quot;Error: ${ClassName}-&gt;${ErrorMsg}: First object must be a vector...&quot;</span><span class="sc">;</span>
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1041 1028 <span class="s">}</span>
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1042 1029 <span class="c"># Scalar comparison...</span>
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diff changeset
1043 1030 <span class="k">for</span> <span class="i">$Index</span> <span class="s">(</span><span class="n">0</span> .. <span class="s">(</span><span class="i">$ThisSize</span> -<span class="n">1</span><span class="s">)</span><span class="s">)</span> <span class="s">{</span>
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1044 1031 <span class="k">if</span> <span class="s">(</span><span class="i">$This</span>-&gt;{<span class="w">Values</span>}[<span class="i">$Index</span>] &lt;= <span class="i">$Other</span><span class="s">)</span> <span class="s">{</span>
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1045 1032 <span class="k">return</span> <span class="n">0</span><span class="sc">;</span>
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diff changeset
1046 1033 <span class="s">}</span>
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diff changeset
1047 1034 <span class="s">}</span>
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1048 1035 <span class="s">}</span>
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1049 1036 <span class="k">return</span> <span class="n">1</span><span class="sc">;</span>
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diff changeset
1050 1037 <span class="s">}</span>
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1051 1038
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1052 1039 <span class="c">#</span>
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diff changeset
1053 1040 <span class="c"># Vector greatar than equal operator supports two modes:</span>
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diff changeset
1054 1041 <span class="c"># . Comparion of corresponding values in two vectors</span>
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diff changeset
1055 1042 <span class="c"># . Comparing vectors values to a scalar ($Vector &gt;= 2)</span>
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diff changeset
1056 1043 <span class="c">#</span>
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diff changeset
1057 1044 <span class="c"># Caveats:</span>
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diff changeset
1058 1045 <span class="c"># . Comparison of a scalar to vector values is not allowed (2 &lt;= $Vector2)</span>
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diff changeset
1059 1046 <span class="c">#</span>
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diff changeset
1060 <a name="_VectorGreatarThanEqualOperator-"></a>1047 <span class="k">sub </span><span class="m">_VectorGreatarThanEqualOperator</span> <span class="s">{</span>
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1061 1048 <span class="k">my</span><span class="s">(</span><span class="i">$This</span><span class="cm">,</span> <span class="i">$Other</span><span class="cm">,</span> <span class="i">$OrderFlipped</span><span class="cm">,</span> <span class="i">$OtherIsVector</span><span class="cm">,</span> <span class="i">$ErrorMsg</span><span class="s">)</span><span class="sc">;</span>
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1062 1049
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diff changeset
1063 1050 <span class="i">$ErrorMsg</span> = <span class="q">&quot;_VectorGreatarThanEqualOperator: Vector greatar than equal comparison failed&quot;</span><span class="sc">;</span>
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1064 1051 <span class="s">(</span><span class="i">$This</span><span class="cm">,</span> <span class="i">$Other</span><span class="cm">,</span> <span class="i">$OrderFlipped</span><span class="cm">,</span> <span class="i">$OtherIsVector</span><span class="s">)</span> = <span class="i">_ProcessOverloadedOperatorParameters</span><span class="s">(</span><span class="i">$ErrorMsg</span><span class="cm">,</span> <span class="i">@_</span><span class="s">)</span><span class="sc">;</span>
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diff changeset
1065 1052
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diff changeset
1066 1053 <span class="c"># Do the comparison...</span>
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diff changeset
1067 1054 <span class="k">my</span><span class="s">(</span><span class="i">$ThisSize</span><span class="cm">,</span> <span class="i">$Index</span><span class="s">)</span><span class="sc">;</span>
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1068 1055 <span class="i">$ThisSize</span> = <span class="i">$This</span><span class="i">-&gt;GetSize</span><span class="s">(</span><span class="s">)</span><span class="sc">;</span>
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1069 1056
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diff changeset
1070 1057 <span class="k">if</span> <span class="s">(</span><span class="i">$OtherIsVector</span><span class="s">)</span> <span class="s">{</span>
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diff changeset
1071 1058 <span class="c"># $OrderFlipped is set to false for two vectors...</span>
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diff changeset
1072 1059 <span class="k">for</span> <span class="i">$Index</span> <span class="s">(</span><span class="n">0</span> .. <span class="s">(</span><span class="i">$ThisSize</span> -<span class="n">1</span><span class="s">)</span><span class="s">)</span> <span class="s">{</span>
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1073 1060 <span class="k">if</span> <span class="s">(</span><span class="i">$This</span>-&gt;{<span class="w">Values</span>}[<span class="i">$Index</span>] &lt; <span class="i">$Other</span>-&gt;{<span class="w">Values</span>}[<span class="i">$Index</span>]<span class="s">)</span> <span class="s">{</span>
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diff changeset
1074 1061 <span class="k">return</span> <span class="n">0</span><span class="sc">;</span>
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diff changeset
1075 1062 <span class="s">}</span>
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diff changeset
1076 1063 <span class="s">}</span>
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diff changeset
1077 1064 <span class="s">}</span>
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diff changeset
1078 1065 <span class="k">else</span> <span class="s">{</span>
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diff changeset
1079 1066 <span class="k">if</span> <span class="s">(</span><span class="i">$OrderFlipped</span><span class="s">)</span> <span class="s">{</span>
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1080 1067 <span class="w">croak</span> <span class="q">&quot;Error: ${ClassName}-&gt;${ErrorMsg}: First object must be a vector...&quot;</span><span class="sc">;</span>
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diff changeset
1081 1068 <span class="s">}</span>
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diff changeset
1082 1069 <span class="c"># Scalar comparison...</span>
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diff changeset
1083 1070 <span class="k">for</span> <span class="i">$Index</span> <span class="s">(</span><span class="n">0</span> .. <span class="s">(</span><span class="i">$ThisSize</span> -<span class="n">1</span><span class="s">)</span><span class="s">)</span> <span class="s">{</span>
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diff changeset
1084 1071 <span class="k">if</span> <span class="s">(</span><span class="i">$This</span>-&gt;{<span class="w">Values</span>}[<span class="i">$Index</span>] &lt; <span class="i">$Other</span><span class="s">)</span> <span class="s">{</span>
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diff changeset
1085 1072 <span class="k">return</span> <span class="n">0</span><span class="sc">;</span>
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diff changeset
1086 1073 <span class="s">}</span>
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diff changeset
1087 1074 <span class="s">}</span>
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diff changeset
1088 1075 <span class="s">}</span>
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diff changeset
1089 1076 <span class="k">return</span> <span class="n">1</span><span class="sc">;</span>
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diff changeset
1090 1077 <span class="s">}</span>
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1091 1078
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diff changeset
1092 1079 <span class="c">#</span>
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diff changeset
1093 1080 <span class="c"># Vector negative value operator returns a vector with values corresponding to</span>
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diff changeset
1094 1081 <span class="c"># negative values of a vector</span>
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diff changeset
1095 1082 <span class="c">#</span>
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diff changeset
1096 <a name="_VectorNegativeValueOperator-"></a>1083 <span class="k">sub </span><span class="m">_VectorNegativeValueOperator</span> <span class="s">{</span>
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diff changeset
1097 1084 <span class="k">my</span><span class="s">(</span><span class="i">$This</span><span class="cm">,</span> <span class="i">$Other</span><span class="cm">,</span> <span class="i">$OrderFlipped</span><span class="cm">,</span> <span class="i">$OtherIsVector</span><span class="cm">,</span> <span class="i">$ErrorMsg</span><span class="s">)</span><span class="sc">;</span>
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diff changeset
1098 1085
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diff changeset
1099 1086 <span class="i">$ErrorMsg</span> = <span class="q">&quot;_VectorNegativeValueOperator: Vector negative value operation failed&quot;</span><span class="sc">;</span>
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1100 1087 <span class="s">(</span><span class="i">$This</span><span class="cm">,</span> <span class="i">$Other</span><span class="cm">,</span> <span class="i">$OrderFlipped</span><span class="cm">,</span> <span class="i">$OtherIsVector</span><span class="s">)</span> = <span class="i">_ProcessOverloadedOperatorParameters</span><span class="s">(</span><span class="i">$ErrorMsg</span><span class="cm">,</span> <span class="i">@_</span><span class="s">)</span><span class="sc">;</span>
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diff changeset
1101 1088
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diff changeset
1102 1089 <span class="c"># Take the negative value...</span>
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diff changeset
1103 1090 <span class="k">my</span><span class="s">(</span><span class="i">$Vector</span><span class="cm">,</span> <span class="i">$ThisSize</span><span class="cm">,</span> <span class="i">$Index</span><span class="s">)</span><span class="sc">;</span>
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1104 1091 <span class="i">$Vector</span> = <span class="i">$This</span><span class="i">-&gt;Copy</span><span class="s">(</span><span class="s">)</span><span class="sc">;</span>
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1105 1092 <span class="i">$ThisSize</span> = <span class="i">$This</span><span class="i">-&gt;GetSize</span><span class="s">(</span><span class="s">)</span><span class="sc">;</span>
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diff changeset
1106 1093
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diff changeset
1107 1094 <span class="k">for</span> <span class="i">$Index</span> <span class="s">(</span><span class="n">0</span> .. <span class="s">(</span><span class="i">$ThisSize</span> -<span class="n">1</span><span class="s">)</span><span class="s">)</span> <span class="s">{</span>
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1108 1095 <span class="i">$Vector</span>-&gt;{<span class="w">Values</span>}[<span class="i">$Index</span>] = - <span class="i">$This</span>-&gt;{<span class="w">Values</span>}[<span class="i">$Index</span>]<span class="sc">;</span>
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1109 1096 <span class="s">}</span>
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1110 1097 <span class="k">return</span> <span class="i">$Vector</span><span class="sc">;</span>
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1111 1098 <span class="s">}</span>
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1112 1099
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1113 1100 <span class="c">#</span>
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1114 1101 <span class="c"># Vector absolute value operator returns a vector with values corresponding to</span>
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1115 1102 <span class="c"># absolute values of a vector</span>
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1116 1103 <span class="c">#</span>
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1117 <a name="_VectorAbsoluteValueOperator-"></a>1104 <span class="k">sub </span><span class="m">_VectorAbsoluteValueOperator</span> <span class="s">{</span>
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1118 1105 <span class="k">my</span><span class="s">(</span><span class="i">$This</span><span class="cm">,</span> <span class="i">$Other</span><span class="cm">,</span> <span class="i">$OrderFlipped</span><span class="cm">,</span> <span class="i">$OtherIsVector</span><span class="cm">,</span> <span class="i">$ErrorMsg</span><span class="s">)</span><span class="sc">;</span>
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1119 1106
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1120 1107 <span class="i">$ErrorMsg</span> = <span class="q">&quot;_VectorAbsoluteValueOperator: Vector absolute value operation failed&quot;</span><span class="sc">;</span>
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1121 1108 <span class="s">(</span><span class="i">$This</span><span class="cm">,</span> <span class="i">$Other</span><span class="cm">,</span> <span class="i">$OrderFlipped</span><span class="cm">,</span> <span class="i">$OtherIsVector</span><span class="s">)</span> = <span class="i">_ProcessOverloadedOperatorParameters</span><span class="s">(</span><span class="i">$ErrorMsg</span><span class="cm">,</span> <span class="i">@_</span><span class="s">)</span><span class="sc">;</span>
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1122 1109
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1123 1110 <span class="c"># Take the absolute value...</span>
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1124 1111 <span class="k">my</span><span class="s">(</span><span class="i">$Vector</span><span class="cm">,</span> <span class="i">$ThisSize</span><span class="cm">,</span> <span class="i">$Index</span><span class="s">)</span><span class="sc">;</span>
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1125 1112 <span class="i">$Vector</span> = <span class="i">$This</span><span class="i">-&gt;Copy</span><span class="s">(</span><span class="s">)</span><span class="sc">;</span>
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1126 1113 <span class="i">$ThisSize</span> = <span class="i">$This</span><span class="i">-&gt;GetSize</span><span class="s">(</span><span class="s">)</span><span class="sc">;</span>
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1127 1114
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1128 1115 <span class="k">for</span> <span class="i">$Index</span> <span class="s">(</span><span class="n">0</span> .. <span class="s">(</span><span class="i">$ThisSize</span> -<span class="n">1</span><span class="s">)</span><span class="s">)</span> <span class="s">{</span>
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1129 1116 <span class="i">$Vector</span>-&gt;{<span class="w">Values</span>}[<span class="i">$Index</span>] = <span class="k">abs</span> <span class="i">$This</span>-&gt;{<span class="w">Values</span>}[<span class="i">$Index</span>]<span class="sc">;</span>
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1130 1117 <span class="s">}</span>
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1131 1118 <span class="k">return</span> <span class="i">$Vector</span><span class="sc">;</span>
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1132 1119 <span class="s">}</span>
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1133 1120
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1134 1121 <span class="c">#</span>
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1135 1122 <span class="c"># Vector exp natural base operator returns a vector with values corresponding to</span>
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1136 1123 <span class="c"># e raised to the power of values in a vector</span>
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1137 1124 <span class="c">#</span>
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1138 <a name="_VectorExpNaturalBaseOperator-"></a>1125 <span class="k">sub </span><span class="m">_VectorExpNaturalBaseOperator</span> <span class="s">{</span>
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1139 1126 <span class="k">my</span><span class="s">(</span><span class="i">$This</span><span class="cm">,</span> <span class="i">$Other</span><span class="cm">,</span> <span class="i">$OrderFlipped</span><span class="cm">,</span> <span class="i">$OtherIsVector</span><span class="cm">,</span> <span class="i">$ErrorMsg</span><span class="s">)</span><span class="sc">;</span>
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1140 1127
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1141 1128 <span class="i">$ErrorMsg</span> = <span class="q">&quot;_VectorExpNaturalBaseOperator: Vector exp operation failed&quot;</span><span class="sc">;</span>
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1142 1129 <span class="s">(</span><span class="i">$This</span><span class="cm">,</span> <span class="i">$Other</span><span class="cm">,</span> <span class="i">$OrderFlipped</span><span class="cm">,</span> <span class="i">$OtherIsVector</span><span class="s">)</span> = <span class="i">_ProcessOverloadedOperatorParameters</span><span class="s">(</span><span class="i">$ErrorMsg</span><span class="cm">,</span> <span class="i">@_</span><span class="s">)</span><span class="sc">;</span>
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1143 1130
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1144 1131 <span class="c"># Take the absolute value...</span>
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1145 1132 <span class="k">my</span><span class="s">(</span><span class="i">$Vector</span><span class="cm">,</span> <span class="i">$ThisSize</span><span class="cm">,</span> <span class="i">$Index</span><span class="s">)</span><span class="sc">;</span>
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1146 1133 <span class="i">$Vector</span> = <span class="i">$This</span><span class="i">-&gt;Copy</span><span class="s">(</span><span class="s">)</span><span class="sc">;</span>
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1147 1134 <span class="i">$ThisSize</span> = <span class="i">$This</span><span class="i">-&gt;GetSize</span><span class="s">(</span><span class="s">)</span><span class="sc">;</span>
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1148 1135
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1149 1136 <span class="k">for</span> <span class="i">$Index</span> <span class="s">(</span><span class="n">0</span> .. <span class="s">(</span><span class="i">$ThisSize</span> -<span class="n">1</span><span class="s">)</span><span class="s">)</span> <span class="s">{</span>
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1150 1137 <span class="i">$Vector</span>-&gt;{<span class="w">Values</span>}[<span class="i">$Index</span>] = <span class="k">exp</span> <span class="i">$This</span>-&gt;{<span class="w">Values</span>}[<span class="i">$Index</span>]<span class="sc">;</span>
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1151 1138 <span class="s">}</span>
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1152 1139 <span class="k">return</span> <span class="i">$Vector</span><span class="sc">;</span>
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1153 1140 <span class="s">}</span>
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1154 1141
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1155 1142 <span class="c">#</span>
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1156 1143 <span class="c"># Vector log natural base operator returns a vector with values corresponding to</span>
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1157 1144 <span class="c"># log of values in a vector</span>
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1158 1145 <span class="c">#</span>
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1159 <a name="_VectorLogNaturalBaseOperator-"></a>1146 <span class="k">sub </span><span class="m">_VectorLogNaturalBaseOperator</span> <span class="s">{</span>
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1160 1147 <span class="k">my</span><span class="s">(</span><span class="i">$This</span><span class="cm">,</span> <span class="i">$Other</span><span class="cm">,</span> <span class="i">$OrderFlipped</span><span class="cm">,</span> <span class="i">$OtherIsVector</span><span class="cm">,</span> <span class="i">$ErrorMsg</span><span class="s">)</span><span class="sc">;</span>
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1161 1148
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1162 1149 <span class="i">$ErrorMsg</span> = <span class="q">&quot;_VectorLogNaturalBaseOperator: Vector log operation failed&quot;</span><span class="sc">;</span>
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1163 1150 <span class="s">(</span><span class="i">$This</span><span class="cm">,</span> <span class="i">$Other</span><span class="cm">,</span> <span class="i">$OrderFlipped</span><span class="cm">,</span> <span class="i">$OtherIsVector</span><span class="s">)</span> = <span class="i">_ProcessOverloadedOperatorParameters</span><span class="s">(</span><span class="i">$ErrorMsg</span><span class="cm">,</span> <span class="i">@_</span><span class="s">)</span><span class="sc">;</span>
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1164 1151
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1165 1152 <span class="c"># Take the absolute value...</span>
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1166 1153 <span class="k">my</span><span class="s">(</span><span class="i">$Vector</span><span class="cm">,</span> <span class="i">$ThisSize</span><span class="cm">,</span> <span class="i">$Index</span><span class="s">)</span><span class="sc">;</span>
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1167 1154 <span class="i">$Vector</span> = <span class="i">$This</span><span class="i">-&gt;Copy</span><span class="s">(</span><span class="s">)</span><span class="sc">;</span>
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1168 1155 <span class="i">$ThisSize</span> = <span class="i">$This</span><span class="i">-&gt;GetSize</span><span class="s">(</span><span class="s">)</span><span class="sc">;</span>
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1169 1156
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1170 1157 <span class="k">for</span> <span class="i">$Index</span> <span class="s">(</span><span class="n">0</span> .. <span class="s">(</span><span class="i">$ThisSize</span> -<span class="n">1</span><span class="s">)</span><span class="s">)</span> <span class="s">{</span>
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1171 1158 <span class="i">$Vector</span>-&gt;{<span class="w">Values</span>}[<span class="i">$Index</span>] = <span class="k">log</span> <span class="i">$This</span>-&gt;{<span class="w">Values</span>}[<span class="i">$Index</span>]<span class="sc">;</span>
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1172 1159 <span class="s">}</span>
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1173 1160 <span class="k">return</span> <span class="i">$Vector</span><span class="sc">;</span>
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1174 1161 <span class="s">}</span>
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1175 1162
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1176 1163 <span class="c">#</span>
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1177 1164 <span class="c"># Vector cosine operator returns a vector with values corresponding to cosine of values</span>
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1178 1165 <span class="c"># in a vector. Input vector values are assumed to be in radians.</span>
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1179 1166 <span class="c">#</span>
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1180 <a name="_VectorCosineOperator-"></a>1167 <span class="k">sub </span><span class="m">_VectorCosineOperator</span> <span class="s">{</span>
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1181 1168 <span class="k">my</span><span class="s">(</span><span class="i">$This</span><span class="cm">,</span> <span class="i">$Other</span><span class="cm">,</span> <span class="i">$OrderFlipped</span><span class="cm">,</span> <span class="i">$OtherIsVector</span><span class="cm">,</span> <span class="i">$ErrorMsg</span><span class="s">)</span><span class="sc">;</span>
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1182 1169
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1183 1170 <span class="i">$ErrorMsg</span> = <span class="q">&quot;_VectorCosineOperator: Vector cos operation failed&quot;</span><span class="sc">;</span>
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1184 1171 <span class="s">(</span><span class="i">$This</span><span class="cm">,</span> <span class="i">$Other</span><span class="cm">,</span> <span class="i">$OrderFlipped</span><span class="cm">,</span> <span class="i">$OtherIsVector</span><span class="s">)</span> = <span class="i">_ProcessOverloadedOperatorParameters</span><span class="s">(</span><span class="i">$ErrorMsg</span><span class="cm">,</span> <span class="i">@_</span><span class="s">)</span><span class="sc">;</span>
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1185 1172
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1186 1173 <span class="c"># Take the absolute value...</span>
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1187 1174 <span class="k">my</span><span class="s">(</span><span class="i">$Vector</span><span class="cm">,</span> <span class="i">$ThisSize</span><span class="cm">,</span> <span class="i">$Index</span><span class="s">)</span><span class="sc">;</span>
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1188 1175 <span class="i">$Vector</span> = <span class="i">$This</span><span class="i">-&gt;Copy</span><span class="s">(</span><span class="s">)</span><span class="sc">;</span>
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1189 1176 <span class="i">$ThisSize</span> = <span class="i">$This</span><span class="i">-&gt;GetSize</span><span class="s">(</span><span class="s">)</span><span class="sc">;</span>
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1190 1177
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1191 1178 <span class="k">for</span> <span class="i">$Index</span> <span class="s">(</span><span class="n">0</span> .. <span class="s">(</span><span class="i">$ThisSize</span> -<span class="n">1</span><span class="s">)</span><span class="s">)</span> <span class="s">{</span>
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1192 1179 <span class="i">$Vector</span>-&gt;{<span class="w">Values</span>}[<span class="i">$Index</span>] = <span class="k">cos</span> <span class="i">$This</span>-&gt;{<span class="w">Values</span>}[<span class="i">$Index</span>]<span class="sc">;</span>
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1193 1180 <span class="s">}</span>
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1194 1181 <span class="k">return</span> <span class="i">$Vector</span><span class="sc">;</span>
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1195 1182 <span class="s">}</span>
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1196 1183
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1197 1184 <span class="c">#</span>
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1198 1185 <span class="c"># Vector sine operator returns a vector with values corresponding to sine of values</span>
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1199 1186 <span class="c"># in a vector. Input vector values are assumed to be in radians.</span>
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1200 1187 <span class="c">#</span>
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1201 <a name="_VectorSineOperator-"></a>1188 <span class="k">sub </span><span class="m">_VectorSineOperator</span> <span class="s">{</span>
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1202 1189 <span class="k">my</span><span class="s">(</span><span class="i">$This</span><span class="cm">,</span> <span class="i">$Other</span><span class="cm">,</span> <span class="i">$OrderFlipped</span><span class="cm">,</span> <span class="i">$OtherIsVector</span><span class="cm">,</span> <span class="i">$ErrorMsg</span><span class="s">)</span><span class="sc">;</span>
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1203 1190
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1204 1191 <span class="i">$ErrorMsg</span> = <span class="q">&quot;_VectorSineOperator: Vector sin operation failed&quot;</span><span class="sc">;</span>
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1205 1192 <span class="s">(</span><span class="i">$This</span><span class="cm">,</span> <span class="i">$Other</span><span class="cm">,</span> <span class="i">$OrderFlipped</span><span class="cm">,</span> <span class="i">$OtherIsVector</span><span class="s">)</span> = <span class="i">_ProcessOverloadedOperatorParameters</span><span class="s">(</span><span class="i">$ErrorMsg</span><span class="cm">,</span> <span class="i">@_</span><span class="s">)</span><span class="sc">;</span>
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1206 1193
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1207 1194 <span class="c"># Take the absolute value...</span>
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1208 1195 <span class="k">my</span><span class="s">(</span><span class="i">$Vector</span><span class="cm">,</span> <span class="i">$ThisSize</span><span class="cm">,</span> <span class="i">$Index</span><span class="s">)</span><span class="sc">;</span>
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1209 1196 <span class="i">$Vector</span> = <span class="i">$This</span><span class="i">-&gt;Copy</span><span class="s">(</span><span class="s">)</span><span class="sc">;</span>
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1210 1197 <span class="i">$ThisSize</span> = <span class="i">$This</span><span class="i">-&gt;GetSize</span><span class="s">(</span><span class="s">)</span><span class="sc">;</span>
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1211 1198
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1212 1199 <span class="k">for</span> <span class="i">$Index</span> <span class="s">(</span><span class="n">0</span> .. <span class="s">(</span><span class="i">$ThisSize</span> -<span class="n">1</span><span class="s">)</span><span class="s">)</span> <span class="s">{</span>
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1213 1200 <span class="i">$Vector</span>-&gt;{<span class="w">Values</span>}[<span class="i">$Index</span>] = <span class="k">sin</span> <span class="i">$This</span>-&gt;{<span class="w">Values</span>}[<span class="i">$Index</span>]<span class="sc">;</span>
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1214 1201 <span class="s">}</span>
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1215 1202 <span class="k">return</span> <span class="i">$Vector</span><span class="sc">;</span>
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1216 1203 <span class="s">}</span>
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1217 1204
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1218 1205 <span class="c">#</span>
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1219 1206 <span class="c"># Vector square root returns a vector with values corresponding to sqrt of values</span>
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1220 1207 <span class="c"># in a vector.</span>
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1221 1208 <span class="c">#</span>
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1222 <a name="_VectorSquareRootOperator-"></a>1209 <span class="k">sub </span><span class="m">_VectorSquareRootOperator</span> <span class="s">{</span>
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1223 1210 <span class="k">my</span><span class="s">(</span><span class="i">$This</span><span class="cm">,</span> <span class="i">$Other</span><span class="cm">,</span> <span class="i">$OrderFlipped</span><span class="cm">,</span> <span class="i">$OtherIsVector</span><span class="cm">,</span> <span class="i">$ErrorMsg</span><span class="s">)</span><span class="sc">;</span>
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1224 1211
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1225 1212 <span class="i">$ErrorMsg</span> = <span class="q">&quot;_VectorSquareRootOperator: Vector sqrt operation failed&quot;</span><span class="sc">;</span>
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1226 1213 <span class="s">(</span><span class="i">$This</span><span class="cm">,</span> <span class="i">$Other</span><span class="cm">,</span> <span class="i">$OrderFlipped</span><span class="cm">,</span> <span class="i">$OtherIsVector</span><span class="s">)</span> = <span class="i">_ProcessOverloadedOperatorParameters</span><span class="s">(</span><span class="i">$ErrorMsg</span><span class="cm">,</span> <span class="i">@_</span><span class="s">)</span><span class="sc">;</span>
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1227 1214
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1228 1215 <span class="c"># Take the absolute value...</span>
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1229 1216 <span class="k">my</span><span class="s">(</span><span class="i">$Vector</span><span class="cm">,</span> <span class="i">$ThisSize</span><span class="cm">,</span> <span class="i">$Index</span><span class="s">)</span><span class="sc">;</span>
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1230 1217 <span class="i">$Vector</span> = <span class="i">$This</span><span class="i">-&gt;Copy</span><span class="s">(</span><span class="s">)</span><span class="sc">;</span>
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1231 1218 <span class="i">$ThisSize</span> = <span class="i">$This</span><span class="i">-&gt;GetSize</span><span class="s">(</span><span class="s">)</span><span class="sc">;</span>
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1232 1219
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1233 1220 <span class="k">for</span> <span class="i">$Index</span> <span class="s">(</span><span class="n">0</span> .. <span class="s">(</span><span class="i">$ThisSize</span> -<span class="n">1</span><span class="s">)</span><span class="s">)</span> <span class="s">{</span>
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1234 1221 <span class="i">$Vector</span>-&gt;{<span class="w">Values</span>}[<span class="i">$Index</span>] = <span class="k">sqrt</span> <span class="i">$This</span>-&gt;{<span class="w">Values</span>}[<span class="i">$Index</span>]<span class="sc">;</span>
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1235 1222 <span class="s">}</span>
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1236 1223 <span class="k">return</span> <span class="i">$Vector</span><span class="sc">;</span>
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1237 1224 <span class="s">}</span>
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1238 1225
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1239 1226 <span class="c"># Turn vector into array for @{$Vector} operation...</span>
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1240 <a name="_VectorToArrayOperator-"></a>1227 <span class="k">sub </span><span class="m">_VectorToArrayOperator</span> <span class="s">{</span>
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1241 1228 <span class="k">my</span><span class="s">(</span><span class="i">$This</span><span class="s">)</span> = <span class="i">@_</span><span class="sc">;</span>
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1242 1229
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1243 1230 <span class="k">return</span> \<span class="i">@</span>{<span class="i">$This</span>-&gt;{<span class="w">Values</span>}}<span class="sc">;</span>
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1244 1231 <span class="s">}</span>
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1245 1232
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1246 1233 <span class="c"># Turn vector into number for $#Vector operation: It&#39;s the size of vector...</span>
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1247 <a name="_NumifyVector-"></a>1234 <span class="k">sub </span><span class="m">_NumifyVector</span> <span class="s">{</span>
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1248 1235 <span class="k">my</span><span class="s">(</span><span class="i">$This</span><span class="s">)</span> = <span class="i">@_</span><span class="sc">;</span>
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1249 1236
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1250 1237 <span class="k">return</span> <span class="i">$This</span><span class="i">-&gt;GetSize</span><span class="s">(</span><span class="s">)</span><span class="sc">;</span>
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1251 1238 <span class="s">}</span>
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1252 1239
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1253 1240 <span class="c"># Process parameters passed to overloaded operators...</span>
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1254 1241 <span class="c">#</span>
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1255 1242 <span class="c"># For uninary operators, $SecondParameter is not defined.</span>
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1256 <a name="_ProcessOverloadedOperatorParameters-"></a>1243 <span class="k">sub </span><span class="m">_ProcessOverloadedOperatorParameters</span> <span class="s">{</span>
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1257 1244 <span class="k">my</span><span class="s">(</span><span class="i">$ErrorMsg</span><span class="cm">,</span> <span class="i">$FirstParameter</span><span class="cm">,</span> <span class="i">$SecondParameter</span><span class="cm">,</span> <span class="i">$ParametersOrderStatus</span><span class="cm">,</span> <span class="i">$CheckVectorSizesStatus</span><span class="s">)</span> = <span class="i">@_</span><span class="sc">;</span>
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1258 1245 <span class="k">my</span><span class="s">(</span><span class="i">$This</span><span class="cm">,</span> <span class="i">$Other</span><span class="cm">,</span> <span class="i">$OrderFlipped</span><span class="cm">,</span> <span class="i">$OtherIsVector</span><span class="cm">,</span> <span class="i">$CheckVectorSizes</span><span class="s">)</span><span class="sc">;</span>
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1259 1246
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1260 1247 <span class="s">(</span><span class="i">$This</span><span class="cm">,</span> <span class="i">$Other</span><span class="s">)</span> = <span class="s">(</span><span class="i">$FirstParameter</span><span class="cm">,</span> <span class="i">$SecondParameter</span><span class="s">)</span><span class="sc">;</span>
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1261 1248 <span class="i">$OrderFlipped</span> = <span class="s">(</span><span class="k">defined</span><span class="s">(</span><span class="i">$ParametersOrderStatus</span><span class="s">)</span> &amp;&amp; <span class="i">$ParametersOrderStatus</span><span class="s">)</span> ? <span class="n">1</span> <span class="co">:</span> <span class="n">0</span><span class="sc">;</span>
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1262 1249 <span class="i">$CheckVectorSizes</span> = <span class="s">(</span><span class="k">defined</span> <span class="i">$CheckVectorSizesStatus</span><span class="s">)</span> ? <span class="i">$CheckVectorSizesStatus</span> <span class="co">:</span> <span class="n">1</span><span class="sc">;</span>
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1263 1250
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1264 1251 <span class="i">_ValidateVector</span><span class="s">(</span><span class="i">$ErrorMsg</span><span class="cm">,</span> <span class="i">$This</span><span class="s">)</span><span class="sc">;</span>
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1265 1252
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1266 1253 <span class="i">$OtherIsVector</span> = <span class="n">0</span><span class="sc">;</span>
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1267 1254 <span class="k">if</span> <span class="s">(</span><span class="k">defined</span><span class="s">(</span><span class="i">$Other</span><span class="s">)</span> &amp;&amp; <span class="s">(</span><span class="k">ref</span> <span class="i">$Other</span><span class="s">)</span><span class="s">)</span> <span class="s">{</span>
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1268 1255 <span class="c"># Make sure $Other is a vector...</span>
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1269 1256 <span class="i">_ValidateVector</span><span class="s">(</span><span class="i">$ErrorMsg</span><span class="cm">,</span> <span class="i">$Other</span><span class="s">)</span><span class="sc">;</span>
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1270 1257 <span class="k">if</span> <span class="s">(</span><span class="i">$CheckVectorSizes</span><span class="s">)</span> <span class="s">{</span>
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1271 1258 <span class="i">_ValidateVectorSizesAreEqual</span><span class="s">(</span><span class="i">$ErrorMsg</span><span class="cm">,</span> <span class="i">$This</span><span class="cm">,</span> <span class="i">$Other</span><span class="s">)</span><span class="sc">;</span>
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1272 1259 <span class="s">}</span>
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1273 1260 <span class="i">$OtherIsVector</span> = <span class="n">1</span><span class="sc">;</span>
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1274 1261 <span class="s">}</span>
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1275 1262 <span class="k">return</span> <span class="s">(</span><span class="i">$This</span><span class="cm">,</span> <span class="i">$Other</span><span class="cm">,</span> <span class="i">$OrderFlipped</span><span class="cm">,</span> <span class="i">$OtherIsVector</span><span class="s">)</span><span class="sc">;</span>
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1276 1263 <span class="s">}</span>
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1277 1264
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1278 1265 <span class="c"># Is it a vector object?</span>
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1279 <a name="_IsVector-"></a>1266 <span class="k">sub </span><span class="m">_IsVector</span> <span class="s">{</span>
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1280 1267 <span class="k">my</span><span class="s">(</span><span class="i">$Object</span><span class="s">)</span> = <span class="i">@_</span><span class="sc">;</span>
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1281 1268
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1282 1269 <span class="k">return</span> <span class="s">(</span><span class="i">Scalar::Util::blessed</span><span class="s">(</span><span class="i">$Object</span><span class="s">)</span> &amp;&amp; <span class="i">$Object</span><span class="i">-&gt;isa</span><span class="s">(</span><span class="i">$ClassName</span><span class="s">)</span><span class="s">)</span> ? <span class="n">1</span> <span class="co">:</span> <span class="n">0</span><span class="sc">;</span>
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1283 1270 <span class="s">}</span>
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1284 1271
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1285 1272 <span class="c"># Make sure it&#39;s a vector reference...</span>
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1286 <a name="_ValidateVector-"></a>1273 <span class="k">sub </span><span class="m">_ValidateVector</span> <span class="s">{</span>
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1287 1274 <span class="k">my</span><span class="s">(</span><span class="i">$ErrorMsg</span><span class="cm">,</span> <span class="i">$Vector</span><span class="s">)</span> = <span class="i">@_</span><span class="sc">;</span>
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1288 1275
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1289 1276 <span class="k">if</span> <span class="s">(</span>!<span class="i">_IsVector</span><span class="s">(</span><span class="i">$Vector</span><span class="s">)</span><span class="s">)</span> <span class="s">{</span>
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1290 1277 <span class="w">croak</span> <span class="q">&quot;Error: ${ClassName}-&gt;${ErrorMsg}: Object must be a vector...&quot;</span><span class="sc">;</span>
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1291 1278 <span class="s">}</span>
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1292 1279 <span class="s">}</span>
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1293 1280
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1294 1281 <span class="c"># Make sure size of the two vectors contain the same number of values...</span>
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1295 <a name="_ValidateVectorSizesAreEqual-"></a>1282 <span class="k">sub </span><span class="m">_ValidateVectorSizesAreEqual</span> <span class="s">{</span>
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1296 1283 <span class="k">my</span><span class="s">(</span><span class="i">$ErrorMsg</span><span class="cm">,</span> <span class="i">$Vector1</span><span class="cm">,</span> <span class="i">$Vector2</span><span class="s">)</span> = <span class="i">@_</span><span class="sc">;</span>
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1297 1284
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1298 1285 <span class="k">if</span> <span class="s">(</span><span class="i">$Vector1</span><span class="i">-&gt;GetSize</span><span class="s">(</span><span class="s">)</span> != <span class="i">$Vector2</span><span class="i">-&gt;GetSize</span><span class="s">(</span><span class="s">)</span><span class="s">)</span> <span class="s">{</span>
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1299 1286 <span class="w">croak</span> <span class="q">&quot;Error: ${ClassName}-&gt;${ErrorMsg}: Size of the vectors must be same...&quot;</span><span class="sc">;</span>
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1300 1287 <span class="s">}</span>
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1301 1288 <span class="s">}</span>
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1302 1289
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1303 1290 <span class="c"># Return a string containing vector values...</span>
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1304 <a name="StringifyVector-"></a>1291 <span class="k">sub </span><span class="m">StringifyVector</span> <span class="s">{</span>
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1305 1292 <span class="k">my</span><span class="s">(</span><span class="i">$This</span><span class="s">)</span> = <span class="i">@_</span><span class="sc">;</span>
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1306 1293 <span class="k">my</span><span class="s">(</span><span class="i">$VectorString</span><span class="cm">,</span> <span class="i">$FormatString</span><span class="cm">,</span> <span class="i">$PrintFormat</span><span class="cm">,</span> <span class="i">$Size</span><span class="cm">,</span> <span class="i">@ValuesFormat</span><span class="s">)</span><span class="sc">;</span>
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1307 1294
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1308 1295 <span class="i">$PrintFormat</span> = <span class="s">(</span><span class="k">exists</span> <span class="i">$This</span>-&gt;{<span class="w">ValueFormat</span>}<span class="s">)</span> ? <span class="i">$This</span>-&gt;{<span class="w">ValueFormat</span>} <span class="co">:</span> <span class="i">$ValueFormat</span><span class="sc">;</span>
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1309 1296
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1310 1297 <span class="i">@ValuesFormat</span> = <span class="s">(</span><span class="i">$PrintFormat</span><span class="s">)</span> x <span class="k">scalar</span> <span class="i">@</span>{<span class="i">$This</span>-&gt;{<span class="w">Values</span>}}<span class="sc">;</span>
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1311 1298 <span class="i">$FormatString</span> = <span class="k">join</span> <span class="q">&#39; &#39;</span><span class="cm">,</span> <span class="i">@ValuesFormat</span><span class="sc">;</span>
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1312 1299
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1313 1300 <span class="i">$Size</span> = <span class="i">$This</span><span class="i">-&gt;GetSize</span><span class="s">(</span><span class="s">)</span><span class="sc">;</span>
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1314 1301
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1315 1302 <span class="i">$VectorString</span> = <span class="k">sprintf</span> <span class="q">&quot;&lt;Size: $Size; Values: [ $FormatString ] &gt;&quot;</span><span class="cm">,</span> <span class="i">@</span>{<span class="i">$This</span>-&gt;{<span class="w">Values</span>}}<span class="sc">;</span>
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1316 1303
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1317 1304 <span class="k">return</span> <span class="i">$VectorString</span><span class="sc">;</span>
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1318 1305 <span class="s">}</span>
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1319 1306
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1320 <a name="EOF-"></a></pre>
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1321 <p>&nbsp;</p>
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1322 <br />
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1323 <center>
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1324 <img src="../../../images/h2o2.png">
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1325 </center>
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1326 </body>
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1327 </html>