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6 <title>Cutting quadrangles</title>
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97 <h1>Cutting quadrangles</h1>
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99 <p><img src="../i_blue.jpg" x-maintain-ratio="TRUE" width="30px" height="30px" border="0" class="img_whs1"> This operation allows to cut one or several quadrangle
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100 elements by addition of a supplementary edge which will connect two opposite
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105 <p class=TODO>To cut quadrangles:</p>
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107 <p class="whs2"> </p>
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109 <p class="whs2">1. Display a mesh or a submesh in the 3D
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112 <p class="whs2">2. In the <span style="font-weight: bold;"><B>Modification
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113 </B></span>menu select the <span style="font-weight: bold;"><B>Cutting of quadrangles
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114 </B></span>item or click <img src="../image82.gif" width="25px" height="22px" border="0" class="img_whs3"> button in the toolbar. The following
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115 dialog box will appear:</p>
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119 <p class="whs2"><img src="../pics/a-cuttingofquadrangles.png" x-maintain-ratio="TRUE" width="306px" height="525px" border="0" class="img_whs4"></p>
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123 <ul type="disc" class="whs5">
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125 <li class=kadov-p><p class="whs6"><span
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126 style="font-weight: bold;"><B>The main list </B></span>shall contain the quadrangles
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127 which will be cutted. You can click on an quadrangle in the 3D viewer
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128 and it will be highlighted. After that click the <span style="font-weight: bold;"><B>Add
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129 </B></span>button and the ID of this quadrangle will be added to the list.
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130 To remove a selected element or elements from the list click the <span
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131 style="font-weight: bold;"><B>Remove </B></span>button. The <span style="font-weight: bold;"><B>Sort
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132 </B></span>button allows to sort the list of IDs. The <span style="font-weight: bold;"><B>F</B></span><span
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133 style="font-weight: bold;"><B>ilter </B></span>button allows to apply a definite
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134 filter to selection of quadrangles.</p></li>
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136 <li class=kadov-p><p class="whs6"><span
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137 style="font-weight: bold;"><B>Apply to all </B></span>radio button allows to
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138 modify the orientation of all quadrangles of the currently displayed mesh
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139 or submesh.</p></li>
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141 <li class=kadov-p><p class="whs6"><span
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142 style="font-weight: bold;"><B>Use diagonal 2-4 </B></span>radio button allows
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143 to specify the opposite corners which will be connected by the cutting
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146 <li class=kadov-p><p class="whs7">Preview
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149 <li class=kadov-p><p class="whs6"><span
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150 style="font-weight: bold;"><B>Criterion</B></span> menu allows to apply the operation
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151 only to those object which meet the chosen criterion (from the list of
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152 Quality Controls, i.e. Skew, Warping, Minimum Angle, etc.)</p></li>
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154 <li class=kadov-p><p class="whs6"><span
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155 style="font-weight: bold;"><B>Select from </B></span>set of fields allows to
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156 choose a submesh or an existing group whose quadrangle elements will be
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157 automatically added to the list.</p></li>
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160 <p class="whs2"> </p>
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162 <p class="whs2">3. Click the <span style="font-weight: bold;"><B>Apply
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163 </B></span>or <span style="font-weight: bold;"><B>OK </B></span>button to confirm
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166 <p class="whs2"> </p>
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179 <p class="whs14"> </p>
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181 <p> <span style="font-weight: bold;"><B>See
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182 Also</B></span> a sample TUI Script of a <a href="../modifying_meshes.htm#bookmark7">Cutting
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183 Quadrangles</a> operation. </p>
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