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<p class=ReleaseNotes-1>Construction of Primitives Overview</p>

<p class="whs1">&nbsp;</p>

<p><font style="color: #000000;"
		color=#000000>The </font><font style="color: #000000; font-weight: bold;"
										color=#000000>BRepPrimAPI</font><font 
 style="color: #000000;"
	color=#000000> package provides an API (Application Programming Interface) 
 for:</font></p>

<p><font style="color: #000000;"
		color=#000000>Construction of primitives such as:</font></p>

<ul>
	
	<li style="font-size: 10pt; /*begin!kadov{{*/ color: #000000; /*}}end!kadov*/ "
		class=kadov-p><p class="whs2"><font style="color: #000000;"
	color=#000000>Boxes</font></p></li>
	
	<li style="font-size: 10pt; /*begin!kadov{{*/ color: #000000; /*}}end!kadov*/ "
		class=kadov-p><p class="whs2"><font style="color: #000000;"
	color=#000000>Cones</font></p></li>
	
	<li style="font-size: 10pt; /*begin!kadov{{*/ color: #000000; /*}}end!kadov*/ "
		class=kadov-p><p class="whs2"><font style="color: #000000;"
	color=#000000>Cylinders</font></p></li>
	
	<li style="font-size: 10pt; /*begin!kadov{{*/ color: #000000; /*}}end!kadov*/ "
		class=kadov-p><p class="whs2"><font style="color: #000000;"
	color=#000000>Prisms</font></p></li>
</ul>

<p><font style="color: #000000;"
		color=#000000>Construction by sweeping along a profile:</font></p>

<ul>
	
	<li style="font-size: 10pt; /*begin!kadov{{*/ color: #000000; /*}}end!kadov*/ "
		class=kadov-p><p class="whs2"><font style="color: #000000;"
	color=#000000>Linear</font></p></li>
	
	<li style="font-size: 10pt; /*begin!kadov{{*/ color: #000000; /*}}end!kadov*/ "
		class=kadov-p><p class="whs2"><font style="color: #000000;"
	color=#000000>Rotational (through an angle of rotation).</font></p></li>
</ul>

<p class="whs3">&nbsp;</p>

<p><font style="color: #000000;"
		color=#000000>Sweeps are objects you obtain by sweeping a profile 
 along a path. The profile can be any topology and the path is usually 
 a curve or a wire. The profile generates objects according to the following 
 rules:</font></p>

<ul>
	
	<li style="font-size: 10pt; /*begin!kadov{{*/ color: #000000; /*}}end!kadov*/ "
		class=kadov-p><p class="whs2"><font style="color: #000000;"
	color=#000000>Vertices generate Edges</font></p></li>
	
	<li style="font-size: 10pt; /*begin!kadov{{*/ color: #000000; /*}}end!kadov*/ "
		class=kadov-p><p class="whs2"><font style="color: #000000;"
	color=#000000>Edges generate Faces.</font></p></li>
	
	<li style="font-size: 10pt; /*begin!kadov{{*/ color: #000000; /*}}end!kadov*/ "
		class=kadov-p><p class="whs2"><font style="color: #000000;"
	color=#000000>Wires generate Shells.</font></p></li>
	
	<li style="font-size: 10pt; /*begin!kadov{{*/ color: #000000; /*}}end!kadov*/ "
		class=kadov-p><p class="whs2"><font style="color: #000000;"
	color=#000000>Faces generate Solids.</font></p></li>
	
	<li style="font-size: 10pt; /*begin!kadov{{*/ color: #000000; /*}}end!kadov*/ "
		class=kadov-p><p class="whs2"><font style="color: #000000;"
	color=#000000>Shells generate Composite Solids.</font></p></li>
</ul>

<p class="whs3">&nbsp;</p>

<p><font style="color: #000000;"
		color=#000000>You are not allowed to sweep Solids and Composite 
 Solids.</font></p>

<p><font style="color: #000000;"
		color=#000000>Swept constructions along complex profiles such as 
 BSpline curves are also available in the </font><font style="color: #000000; font-weight: bold;"
														color=#000000>BRepOffsetAPI</font><font 
 style="color: #000000;"
	color=#000000> package.</font></p>

<p class="whs4">&nbsp;</p>

<p class="whs4"><font style="color: #000000;"
									color=#000000>This API provides simple, 
 high level calls for the most common operations.</font></p>

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