shell.cut.away: Cut away part of a mesh.

In fsbrain: Managing and Visualizing Brain Surface Data

Cut away part of a mesh.

Description

Removes all faces of a mesh which are (partially) located in the given anatomical direction of a cut plane, so that one can look inside the object. The mesh is not closed at the cut plane.

Usage

shell.cut.away(mesh, cut_away = "right", cut_fraction = 0.5)

Arguments

mesh	a mesh3d instance, in surface RAS coordinates.
cut_away	character string, one of 'left', 'right', 'posterior', 'anterior', 'inferior' or 'superior'.
cut_fraction	numerical, the position of the cut plane along the respective axis, as a fraction of the bounding box of the mesh.

Value

a mesh3d instance with the respective faces removed.

fsbrain documentation built on Sept. 27, 2026, 1:07 a.m.