MRMeshC/MRId.h

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#pragma once
 
#include "MRMeshFwd.h"
 
MR_EXTERN_C_BEGIN
 
typedef struct MREdgeId { int id; } MREdgeId;
typedef struct MRUndirectedEdgeId { int id; } MRUndirectedEdgeId;
typedef struct MRFaceId { int id; } MRFaceId;
typedef struct MRVertId { int id; } MRVertId;
typedef struct MRObjId { int id; } MRObjId;
 
typedef MRVertId MRThreeVertIds[3];
 
MRMESHC_API MREdgeId mrEdgeIdFromUndirectedEdgeId( MRUndirectedEdgeId u );
 
// returns identifier of the edge with same ends but opposite orientation
MRMESHC_API MREdgeId mrEdgeIdSym( MREdgeId e );
 
// returns unique identifier of the edge ignoring its direction
MRMESHC_API MRUndirectedEdgeId mrEdgeIdUndirected( MREdgeId e );
 
MR_EXTERN_C_END