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    Open CASCADE Technology
    7.5.0
    
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#include <Standard.hxx>#include <Standard_Type.hxx>#include <Geom2d_Vector.hxx>#include <Standard_Real.hxx>Data Structures | |
| class | Geom2d_Direction | 
| The class Direction specifies a vector that is never null. It is a unit vector.  More... | |
 1.8.13