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1 <html>
2 <head>
3 <title>MayaChemTools:Documentation:Vector.pm</title>
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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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12 <br/>
13 <div class="DocNav">
14 <table width="100%" border=0 cellpadding=0 cellspacing=2>
15 <tr align="left" valign="top"><td width="33%" align="left"><a href="./TimeUtil.html" title="TimeUtil.html">Previous</a>&nbsp;&nbsp;<a href="./index.html" title="Table of Contents">TOC</a>&nbsp;&nbsp;</td><td width="34%" align="middle"><strong>Vector.pm</strong></td><td width="33%" align="right"><a href="././code/Vector.html" title="View source code">Code</a>&nbsp;|&nbsp;<a href="./../pdf/Vector.pdf" title="PDF US Letter Size">PDF</a>&nbsp;|&nbsp;<a href="./../pdfgreen/Vector.pdf" title="PDF US Letter Size with narrow margins: www.changethemargins.com">PDFGreen</a>&nbsp;|&nbsp;<a href="./../pdfa4/Vector.pdf" title="PDF A4 Size">PDFA4</a>&nbsp;|&nbsp;<a href="./../pdfa4green/Vector.pdf" title="PDF A4 Size with narrow margins: www.changethemargins.com">PDFA4Green</a></td></tr>
16 </table>
17 </div>
18 <p>
19 </p>
20 <h2>NAME</h2>
21 <p>Vector</p>
22 <p>
23 </p>
24 <h2>SYNOPSIS</h2>
25 <p>use Vector;</p>
26 <p>use Vector qw(:all);</p>
27 <p>
28 </p>
29 <h2>DESCRIPTION</h2>
30 <p><strong>Vector</strong> class provides the following methods:</p>
31 <p> <a href="#new">new</a>, <a href="#addvalues">AddValues</a>, <a href="#copy">Copy</a>, <a href="#getlength">GetLength</a>, <a href="#getmagnitude">GetMagnitude</a>, <a href="#getnumofnonzerovalues">GetNumOfNonZeroValues</a>
32 , <a href="#getpercentofnonzerovalues">GetPercentOfNonZeroValues</a>, <a href="#getsize">GetSize</a>, <a href="#getvalue">GetValue</a>, <a href="#getvalues">GetValues</a>, <a href="#getx">GetX</a>, <a href="#getxyz">GetXYZ</a>, <a href="#gety">GetY</a>
33 , <a href="#getz">GetZ</a>, <a href="#isvector">IsVector</a>, <a href="#normalize">Normalize</a>, <a href="#setvalue">SetValue</a>, <a href="#setvalueprintformat">SetValuePrintFormat</a>
34 , <a href="#setx">SetX</a>, <a href="#setxyz">SetXYZ</a>, <a href="#sety">SetY</a>, <a href="#setz">SetZ</a>, <a href="#stringifyvector">StringifyVector</a>, <a href="#isvector">IsVector</a>
35 </p><p>The following functions are available:</p>
36 <p>IsVector, SetValuePrintFormat UnitXVector, UnitYVector, UnitZVector, UnitVector,
37 ZeroVector</p>
38 <p>The following operators are overloaded:</p>
39 <div class="OptionsBox">
40 &quot;&quot; 0+ bool
41 <br/> @{}
42 <br/> + - * / %
43 <br/> x .
44 <br/> == != &lt; &lt;= &gt; &gt;=
45 <br/> neg
46 <br/> abs exp log sqrt cos sin</div>
47 <p>
48 </p>
49 <h2>FUNCTIONS</h2>
50 <dl>
51 <dt><strong><a name="new" class="item"><strong>new</strong></a></strong></dt>
52 <dd>
53 <div class="OptionsBox">
54 $NewVector = new Vector();
55 <br/> $NewVector = new Vector(@Values);
56 <br/> $NewVector = new Vector(\@Values);
57 <br/> $NewVector = new Vector($AnotherVector);</div>
58 <p>Creates a new <strong>Vector</strong> object containing <em>Values</em> and returns <strong>NewVector</strong> object.
59 In case no <em>Values</em> are specified, an empty <strong>Vector</strong> is created.</p>
60 </dd>
61 <dt><strong><a name="addvalues" class="item"><strong>AddValues</strong></a></strong></dt>
62 <dd>
63 <div class="OptionsBox">
64 $Vector-&gt;AddValues(@Values);
65 <br/> $Vector-&gt;AddValues(\@Values);
66 <br/> $Vector-&gt;AddValues($AnotherVector);</div>
67 <p>Adds values to <em>Vector</em> using an array, reference to an array or another vector and returns
68 <em>Vector</em>.</p>
69 </dd>
70 <dt><strong><a name="copy" class="item"><strong>Copy</strong></a></strong></dt>
71 <dd>
72 <div class="OptionsBox">
73 $NewVector = $Vector-&gt;Copy();</div>
74 <p>Creates a copy of <em>Vector</em> and returns <em>NewVector</em>.</p>
75 </dd>
76 <dt><strong><a name="getlength" class="item"><strong>GetLength</strong></a></strong></dt>
77 <dd>
78 <div class="OptionsBox">
79 $Length = $Vector-&gt;GetLength();</div>
80 <p>Returns <em>Lengh</em> of a 3D <em>Vector</em> corresponding to its dot product.</p>
81 </dd>
82 <dt><strong><a name="getmagnitude" class="item"><strong>GetMagnitude</strong></a></strong></dt>
83 <dd>
84 <div class="OptionsBox">
85 $Length = $Vector-&gt;GetMagnitude();</div>
86 <p>Returns <em>Lengh</em> of a 3D <em>Vector</em> corresponding to its dot product.</p>
87 </dd>
88 <dt><strong><a name="getnumofnonzerovalues" class="item"><strong>GetNumOfNonZeroValues</strong></a></strong></dt>
89 <dd>
90 <div class="OptionsBox">
91 $Value = $Vector-&gt;GetNumOfNonZeroValues();</div>
92 <p>Returns number of non-zero values in <em>Vector</em>.</p>
93 </dd>
94 <dt><strong><a name="getpercentofnonzerovalues" class="item"><strong>GetPercentOfNonZeroValues</strong></a></strong></dt>
95 <dd>
96 <div class="OptionsBox">
97 $Value = $Vector-&gt;GetPercentOfNonZeroValues();</div>
98 <p>Returns percent of non-zero values in <em>Vector</em>.</p>
99 </dd>
100 <dt><strong><a name="getsize" class="item"><strong>GetSize</strong></a></strong></dt>
101 <dd>
102 <div class="OptionsBox">
103 $Size = $Vector-&gt;GetSize();</div>
104 <p>Returns size of a <em>Vector</em> corresponding to number of its values.</p>
105 </dd>
106 <dt><strong><a name="getvalue" class="item"><strong>GetValue</strong></a></strong></dt>
107 <dd>
108 <div class="OptionsBox">
109 $Value = $Vector-&gt;GetValues($Index);</div>
110 <p>Returns vector <strong>Value</strong> specified using <em>Index</em> starting at 0.</p>
111 </dd>
112 <dt><strong><a name="getvalues" class="item"><strong>GetValues</strong></a></strong></dt>
113 <dd>
114 <div class="OptionsBox">
115 @Values = $Vector-&gt;GetValues();
116 <br/> $ValuesRef = $Vector-&gt;GetValues();</div>
117 <p>Returns an array or a reference to an array containing all <em>Vector</em> values.</p>
118 </dd>
119 <dt><strong><a name="getx" class="item"><strong>GetX</strong></a></strong></dt>
120 <dd>
121 <div class="OptionsBox">
122 $X = $Vector-&gt;GetX();</div>
123 <p>Returns <strong>X</strong> value of a 3D <em>Vector</em></p>
124 </dd>
125 <dt><strong><a name="getxyz" class="item"><strong>GetXYZ</strong></a></strong></dt>
126 <dd>
127 <div class="OptionsBox">
128 @XYZValues = $Vector-&gt;GetXYZ();
129 <br/> $XYZValuesRef = $Vector-&gt;GetXYZ();</div>
130 <p>Returns <strong>XYZ</strong> values of a 3D <em>Vector</em> as an array or a reference to an array
131 containing the values.</p>
132 </dd>
133 <dt><strong><a name="gety" class="item"><strong>GetY</strong></a></strong></dt>
134 <dd>
135 <div class="OptionsBox">
136 $Y = $Vector-&gt;GetY();</div>
137 <p>Returns <strong>Y</strong> value of a 3D <em>Vector</em>.</p>
138 </dd>
139 <dt><strong><a name="getz" class="item"><strong>GetZ</strong></a></strong></dt>
140 <dd>
141 <div class="OptionsBox">
142 $Z = $Vector-&gt;GetZ();</div>
143 <p>Returns <strong>Z</strong> value of a 3D <em>Vector</em>.</p>
144 </dd>
145 <dt><strong><a name="isvector" class="item"><strong>IsVector</strong></a></strong></dt>
146 <dd>
147 <div class="OptionsBox">
148 $Status = Vector::IsVector($Object);</div>
149 <p>Returns 1 or 0 based on whether <em>Object</em> is a <strong>Vector</strong> object.</p>
150 </dd>
151 <dt><strong><a name="normalize" class="item"><strong>Normalize</strong></a></strong></dt>
152 <dd>
153 <div class="OptionsBox">
154 $Vector-&gt;Normalize();</div>
155 <p>Normalizes a 3D <em>Vector</em> by dividing its values by the length and returns <em>Vector</em>.</p>
156 </dd>
157 <dt><strong><a name="setvalue" class="item"><strong>SetValue</strong></a></strong></dt>
158 <dd>
159 <div class="OptionsBox">
160 $Vector-&gt;SetValue($Index, $Value);</div>
161 <p>Sets a <em>Vector</em> value specified by <em>Index</em> to <em>Value</em> and returns <em>Vector</em>.</p>
162 </dd>
163 <dt><strong><a name="setvalueprintformat" class="item"><strong>SetValuePrintFormat</strong></a></strong></dt>
164 <dd>
165 <div class="OptionsBox">
166 $Vector-&gt;SetValuePrintFormat($ValuePrintFormat);
167 <br/> Vector::SetValuePrintFormat($ValuePrintFormat);</div>
168 <p>Sets format for printing vector values for a specified <em>Vector</em> or the whole class. Default
169 format: <em>%g</em>.</p>
170 </dd>
171 <dt><strong><a name="setx" class="item"><strong>SetX</strong></a></strong></dt>
172 <dd>
173 <div class="OptionsBox">
174 $Vector-&gt;SetX($Value);</div>
175 <p>Sets <strong>X</strong> value of a 3D vector to <em>Value</em> and returns <em>Vector</em>.</p>
176 </dd>
177 <dt><strong><a name="setxyz" class="item"><strong>SetXYZ</strong></a></strong></dt>
178 <dd>
179 <div class="OptionsBox">
180 $Vector-&gt;SetXYZ(@Values);
181 <br/> $Vector-&gt;SetXYZ(\@Values);
182 <br/> $Vector-&gt;SetXYZ($AnotherVector);</div>
183 <p>Sets <strong>XYZ</strong> values of a 3D vector and returns <em>Vector</em>.</p>
184 </dd>
185 <dt><strong><a name="sety" class="item"><strong>SetY</strong></a></strong></dt>
186 <dd>
187 <div class="OptionsBox">
188 $Vector-&gt;SetY($Value);</div>
189 <p>Sets <strong>Y</strong> value of a 3D vector to <em>Value</em> and returns <em>Vector</em>.</p>
190 </dd>
191 <dt><strong><a name="setz" class="item"><strong>SetZ</strong></a></strong></dt>
192 <dd>
193 <div class="OptionsBox">
194 $Vector-&gt;SetZ($Value);</div>
195 <p>Sets <strong>Z</strong> value of a 3D vector to <em>Value</em> and returns <em>Vector</em>.</p>
196 </dd>
197 <dt><strong><a name="stringifyvector" class="item"><strong>StringifyVector</strong></a></strong></dt>
198 <dd>
199 <div class="OptionsBox">
200 $String = $Vector-&gt;StringifyVector();</div>
201 <p>Returns a string containing information about <em>Vector</em> object.</p>
202 </dd>
203 <dt><strong><a name="unitvector" class="item"><strong>UnitVector</strong></a></strong></dt>
204 <dd>
205 <div class="OptionsBox">
206 $UnitVector = UnitVector([$Size]);
207 <br/> $UnitVector = Vector::UnitVector([$Size]);</div>
208 <p>Returns a <strong>UnitVector</strong> of <em>Size</em>. Default size: <em>3</em>.</p>
209 </dd>
210 <dt><strong><a name="unitxvector" class="item"><strong>UnitXVector</strong></a></strong></dt>
211 <dd>
212 <div class="OptionsBox">
213 $UnitXVector = UnitXVector();</div>
214 <p>Returns a 3D <strong>UnitXVector</strong>.</p>
215 </dd>
216 <dt><strong><a name="unityvector" class="item"><strong>UnitYVector</strong></a></strong></dt>
217 <dd>
218 <div class="OptionsBox">
219 $UnitYVector = UnitYVector();</div>
220 <p>Returns a 3D <strong>UnitYVector</strong>.</p>
221 </dd>
222 <dt><strong><a name="unitzvector" class="item"><strong>UnitZVector</strong></a></strong></dt>
223 <dd>
224 <div class="OptionsBox">
225 $UnitZVector = UnitZVector();</div>
226 <p>Returns a 3D <strong>UnitZVector</strong>.</p>
227 </dd>
228 <dt><strong><a name="zerovector" class="item"><strong>ZeroVector</strong></a></strong></dt>
229 <dd>
230 <div class="OptionsBox">
231 $UnitVector = ZeroVector([$Size]);
232 <br/> $UnitVector = Vector::ZeroVector([$Size]);</div>
233 <p>Returns a <strong>ZeroVector</strong> of <em>Size</em>. Default size: <em>3</em>.</p>
234 </dd>
235 </dl>
236 <p>
237 </p>
238 <h2>AUTHOR</h2>
239 <p><a href="mailto:msud@san.rr.com">Manish Sud</a></p>
240 <p>
241 </p>
242 <h2>SEE ALSO</h2>
243 <p><a href="./BitVector.html">BitVector.pm</a>
244 </p>
245 <p>
246 </p>
247 <h2>COPYRIGHT</h2>
248 <p>Copyright (C) 2015 Manish Sud. All rights reserved.</p>
249 <p>This file is part of MayaChemTools.</p>
250 <p>MayaChemTools is free software; you can redistribute it and/or modify it under
251 the terms of the GNU Lesser General Public License as published by the Free
252 Software Foundation; either version 3 of the License, or (at your option)
253 any later version.</p>
254 <p>&nbsp</p><p>&nbsp</p><div class="DocNav">
255 <table width="100%" border=0 cellpadding=0 cellspacing=2>
256 <tr align="left" valign="top"><td width="33%" align="left"><a href="./TimeUtil.html" title="TimeUtil.html">Previous</a>&nbsp;&nbsp;<a href="./index.html" title="Table of Contents">TOC</a>&nbsp;&nbsp;</td><td width="34%" align="middle"><strong>March 29, 2015</strong></td><td width="33%" align="right"><strong>Vector.pm</strong></td></tr>
257 </table>
258 </div>
259 <br />
260 <center>
261 <img src="../../images/h2o2.png">
262 </center>
263 </body>
264 </html>