[mxcad_3d API Document](../README. md)/Mx3dBrepCastGeom
Class: Mx3dBrepCastGeom 
Interface for converting topology to parametric geometry
Table of contents 
Constructors 
Methods 
Constructors 
constructor 
• new Mx3dBrepCastGeom()
Methods 
Curve 
▸ Static Curve(E, SEParam): Mx3dGeomCurve
Convert topological edge Edge to parametric geometric curve
Parameters 
| Name | Type | Description | 
|---|---|---|
| E | [Mx3dShapeEdge] (Mx3dShapeEdge. md) | Topological Edge | 
| SEParam | [FirstParam: number, LastParam: number] | Returns the starting parameters of the converted curve | 
Returns 
Parameter geometry curve
Surface 
▸ Static Surface(F): Mx3dGeomSurface
Convert the topological surface into a parametric geometric surface
Parameters 
| Name | Type | Description | 
|---|---|---|
| F | [Mx3dShapeFace] (Mx3dShapeFace. md) | 
Returns 
Parameter Geometric Surface