Viz Pro Manual
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BReps
A BRep, or Boundary Representation, is the data type used to hold generic geometry. If, for example, we use the Box node to create a box, the output is in the form of a BRep:
The types of topological components contained in a BRep are Vertex, Edge, Wire, Face, Shell, Solid, CompSolid, Compound.
We can use the node Brep Components node to extract the different components, by selecting the corresponding type in the T attribute of the Brep Components node.
Vertex
A zero-dimensional element representing points in geometry.
Edge
One-dimensional shape corresponding to a line or a curve and bounded by a vertex at each extremity.
Wire
Sequence of edges connected by vertices.
Face
Part of a surface bounded by a closed wire(s).
Shell
Set of faces connected by edges.
Solid
Part of 3D space bounded by Shells.
CompSolid
Set of solids connected by their faces.
Compound
Set of any other shapes described above.