MRExpandShrink.h

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#pragma once
 
#include <MRCMesh/MRId.h>
#include <MRCMisc/exports.h>
 
#ifdef __cplusplus
extern "C" {
#endif
 
typedef struct MR_FaceBitSet MR_FaceBitSet; // Defined in `#include <MRCMesh/MRBitSet.h>`.
typedef struct MR_MeshTopology MR_MeshTopology; // Defined in `#include <MRCMesh/MRMeshTopology.h>`.
typedef struct MR_UndirectedEdgeBitSet MR_UndirectedEdgeBitSet; // Defined in `#include <MRCMesh/MRBitSet.h>`.
typedef struct MR_VertBitSet MR_VertBitSet; // Defined in `#include <MRCMesh/MRBitSet.h>`.
 
 
MRC_API void MR_expand_MR_FaceBitSet(const MR_MeshTopology *topology, MR_FaceBitSet *region, const int *hops);
 
MRC_API MR_FaceBitSet *MR_expand_MR_FaceId(const MR_MeshTopology *topology, MR_FaceId f, int hops);
 
// adds to the region all vertices within given number of hops (stars) from the initial region boundary
MRC_API void MR_expand_MR_VertBitSet(const MR_MeshTopology *topology, MR_VertBitSet *region, const int *hops);
 
MRC_API MR_VertBitSet *MR_expand_MR_VertId(const MR_MeshTopology *topology, MR_VertId v, int hops);
 
MRC_API void MR_shrink_MR_FaceBitSet(const MR_MeshTopology *topology, MR_FaceBitSet *region, const int *hops);
 
MRC_API void MR_shrink_MR_VertBitSet(const MR_MeshTopology *topology, MR_VertBitSet *region, const int *hops);
 
MRC_API MR_FaceBitSet *MR_expandFaces(const MR_MeshTopology *topology, const MR_FaceBitSet *region, const MR_UndirectedEdgeBitSet *stopEdges);
 
MRC_API MR_FaceBitSet *MR_shrinkFaces(const MR_MeshTopology *topology, const MR_FaceBitSet *region, const MR_UndirectedEdgeBitSet *stopEdges);
 
MRC_API MR_FaceBitSet *MR_getBoundaryFaces(const MR_MeshTopology *topology, const MR_FaceBitSet *region);
 
#ifdef __cplusplus
} // extern "C"
#endif