Triangulation

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JSL Syntax Reference • JSL Messages • Display Boxes • Triangulation

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For the following messages, tri stands for a triangulation or a reference to one.

tri <<Get N Points

Returns the number of unique points in the triangulation.

tri <<Get Points

Returns the coordinates of the unique points in the triangulation.

Returns the Y values of the unique points in the triangulation.

tri <<Get N Hull Points

Returns the number of points on the boundary of the triangulation.

tri <<Get Hull Points

Returns the indices of the points on the boundary of the triangulation.

tri <<Get N Hull Edges

Returns the number of edges on the boundary of the triangulation.

tri <<Get Hull Edges

Returns the indices of the edges on the boundary of the triangulation.

tri <<Get Hull Path

Returns the boundary of the triangulation as a path.

tri <<Get N Triangles

Returns the number of triangles.

tri <<Get Triangles

Returns the indices of the triangles in the form of an Nx3 matrix.

tri <<Get N Edges

Returns the number of edges in the triangulation.

tri <<Get Edges

Returns the indices of the edges in the form of an Nx2 matrix.

tri <<Subset({indices})

Returns a triangulation resulting from the given subset of points.

Peel the boundary layer of a triangulation, returning a new triangulation.