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1 NAME
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2 Vector
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3
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4 SYNOPSIS
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5 use Vector;
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6
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7 use Vector qw(:all);
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8
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9 DESCRIPTION
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10 Vector class provides the following methods:
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11
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12 new, AddValues, Copy, GetLength, GetMagnitude, GetNumOfNonZeroValues,
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13 GetPercentOfNonZeroValues, GetSize, GetValue, GetValues, GetX, GetXYZ,
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14 GetY, GetZ, IsVector, Normalize, SetValue, SetValuePrintFormat, SetX,
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15 SetXYZ, SetY, SetZ, StringifyVector, IsVector
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16
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17 The following functions are available:
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18
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19 IsVector, SetValuePrintFormat UnitXVector, UnitYVector, UnitZVector,
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20 UnitVector, ZeroVector
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21
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22 The following operators are overloaded:
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23
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24 "" 0+ bool
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25 @{}
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26 + - * / %
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27 x .
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28 == != < <= > >=
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29 neg
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30 abs exp log sqrt cos sin
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31
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32 FUNCTIONS
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33 new
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34 $NewVector = new Vector();
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35 $NewVector = new Vector(@Values);
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36 $NewVector = new Vector(\@Values);
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37 $NewVector = new Vector($AnotherVector);
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38
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39 Creates a new Vector object containing *Values* and returns
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40 NewVector object. In case no *Values* are specified, an empty Vector
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41 is created.
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42
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43 AddValues
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44 $Vector->AddValues(@Values);
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45 $Vector->AddValues(\@Values);
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46 $Vector->AddValues($AnotherVector);
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47
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48 Adds values to *Vector* using an array, reference to an array or
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49 another vector and returns *Vector*.
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50
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51 Copy
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52 $NewVector = $Vector->Copy();
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53
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54 Creates a copy of *Vector* and returns *NewVector*.
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55
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56 GetLength
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57 $Length = $Vector->GetLength();
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58
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59 Returns *Lengh* of a 3D *Vector* corresponding to its dot product.
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60
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61 GetMagnitude
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62 $Length = $Vector->GetMagnitude();
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63
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64 Returns *Lengh* of a 3D *Vector* corresponding to its dot product.
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65
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66 GetNumOfNonZeroValues
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67 $Value = $Vector->GetNumOfNonZeroValues();
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68
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69 Returns number of non-zero values in *Vector*.
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70
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71 GetPercentOfNonZeroValues
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72 $Value = $Vector->GetPercentOfNonZeroValues();
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73
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74 Returns percent of non-zero values in *Vector*.
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75
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76 GetSize
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77 $Size = $Vector->GetSize();
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78
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79 Returns size of a *Vector* corresponding to number of its values.
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80
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81 GetValue
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82 $Value = $Vector->GetValues($Index);
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83
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84 Returns vector Value specified using *Index* starting at 0.
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85
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86 GetValues
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87 @Values = $Vector->GetValues();
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88 $ValuesRef = $Vector->GetValues();
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89
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90 Returns an array or a reference to an array containing all *Vector*
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91 values.
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92
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93 GetX
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94 $X = $Vector->GetX();
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95
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96 Returns X value of a 3D *Vector*
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97
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98 GetXYZ
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99 @XYZValues = $Vector->GetXYZ();
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100 $XYZValuesRef = $Vector->GetXYZ();
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101
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102 Returns XYZ values of a 3D *Vector* as an array or a reference to an
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103 array containing the values.
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104
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105 GetY
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106 $Y = $Vector->GetY();
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107
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108 Returns Y value of a 3D *Vector*.
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109
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110 GetZ
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111 $Z = $Vector->GetZ();
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112
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113 Returns Z value of a 3D *Vector*.
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114
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115 IsVector
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116 $Status = Vector::IsVector($Object);
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117
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118 Returns 1 or 0 based on whether *Object* is a Vector object.
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119
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120 Normalize
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121 $Vector->Normalize();
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122
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123 Normalizes a 3D *Vector* by dividing its values by the length and
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124 returns *Vector*.
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125
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126 SetValue
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127 $Vector->SetValue($Index, $Value);
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128
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129 Sets a *Vector* value specified by *Index* to *Value* and returns
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130 *Vector*.
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131
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132 SetValuePrintFormat
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133 $Vector->SetValuePrintFormat($ValuePrintFormat);
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134 Vector::SetValuePrintFormat($ValuePrintFormat);
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135
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136 Sets format for printing vector values for a specified *Vector* or
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137 the whole class. Default format: *%g*.
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138
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139 SetX
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140 $Vector->SetX($Value);
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141
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142 Sets X value of a 3D vector to *Value* and returns *Vector*.
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143
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144 SetXYZ
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145 $Vector->SetXYZ(@Values);
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146 $Vector->SetXYZ(\@Values);
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147 $Vector->SetXYZ($AnotherVector);
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148
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149 Sets XYZ values of a 3D vector and returns *Vector*.
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150
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151 SetY
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152 $Vector->SetY($Value);
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153
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154 Sets Y value of a 3D vector to *Value* and returns *Vector*.
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155
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156 SetZ
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157 $Vector->SetZ($Value);
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158
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159 Sets Z value of a 3D vector to *Value* and returns *Vector*.
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160
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161 StringifyVector
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162 $String = $Vector->StringifyVector();
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163
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164 Returns a string containing information about *Vector* object.
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165
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166 UnitVector
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167 $UnitVector = UnitVector([$Size]);
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168 $UnitVector = Vector::UnitVector([$Size]);
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169
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170 Returns a UnitVector of *Size*. Default size: *3*.
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171
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172 UnitXVector
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173 $UnitXVector = UnitXVector();
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174
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175 Returns a 3D UnitXVector.
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176
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177 UnitYVector
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178 $UnitYVector = UnitYVector();
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179
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180 Returns a 3D UnitYVector.
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181
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182 UnitZVector
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183 $UnitZVector = UnitZVector();
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184
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185 Returns a 3D UnitZVector.
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186
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187 ZeroVector
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188 $UnitVector = ZeroVector([$Size]);
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189 $UnitVector = Vector::ZeroVector([$Size]);
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190
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191 Returns a ZeroVector of *Size*. Default size: *3*.
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192
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193 AUTHOR
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194 Manish Sud <msud@san.rr.com>
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195
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196 SEE ALSO
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197 BitVector.pm
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198
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199 COPYRIGHT
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200 Copyright (C) 2015 Manish Sud. All rights reserved.
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201
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202 This file is part of MayaChemTools.
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203
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204 MayaChemTools is free software; you can redistribute it and/or modify it
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205 under the terms of the GNU Lesser General Public License as published by
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206 the Free Software Foundation; either version 3 of the License, or (at
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207 your option) any later version.
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208
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