RGPolygonGetVertices#

Gets the vertices that define the polygon region.

Synopsis#

#include "slepcrg.h" 
PetscErrorCode RGPolygonGetVertices(RG rg,PetscInt *n,PetscScalar *vr[],PetscScalar *vi[]) PeNS

Not Collective

Input Parameter#

rg - the region context

Output Parameters#

n - number of vertices
vr - array of vertices
vi - array of vertices (imaginary part)

Notes#

The values passed by user with RGPolygonSetVertices() are returned (or NULL pointers otherwise). The returned arrays should be freed by the user when no longer needed.

Level#

advanced

Location#

src/sys/classes/rg/impls/polygon/rgpolygon.c

Implementations#

RGPolygonGetVertices_Polygon() in src/sys/classes/rg/impls/polygon/rgpolygon.c

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