MRMeshBuilder.h

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#pragma once
 
#include "MRMeshBuilderTypes.h"
#include "MRMesh.h"
#include "MRProgressCallback.h"
 
namespace MR
{
 

namespace MeshBuilder
{

MRMESH_API MeshTopology fromTriangles( const Triangulation & t, const BuildSettings & settings = {}, ProgressCallback progressCb = {} );
 
struct VertDuplication
{
    VertId srcVert; 
    VertId dupVert; 
};

MRMESH_API size_t duplicateNonManifoldVertices( Triangulation & t, FaceBitSet * region = nullptr,
    std::vector<VertDuplication>* dups = nullptr, VertId lastValidVert = {} );

MRMESH_API MeshTopology fromTrianglesDuplicatingNonManifoldVertices( 
    Triangulation & t,
    std::vector<VertDuplication> * dups = nullptr,
    const BuildSettings & settings = {} );

MRMESH_API Mesh fromPointTriples( const std::vector<Triangle3f> & posTriples );

struct MeshPiece
{
    FaceMap fmap; 
    VertMap vmap; 
    MeshTopology topology;
    FaceBitSet rem; 
};

MRMESH_API MeshTopology fromDisjointMeshPieces(
    const Triangulation & t, VertId maxVertId,
    const std::vector<MeshPiece> & pieces,
    const BuildSettings & settings = {} );

MRMESH_API size_t addTriangles( MeshTopology & res, const Triangulation & t, const BuildSettings & settings = {} );

MRMESH_API void addTriangles( MeshTopology & res, std::vector<VertId> & vertTriples,
    FaceBitSet * createdFaces = nullptr ); 

MRMESH_API MeshTopology fromFaceSoup( const std::vector<VertId> & verts, const Vector<VertSpan, FaceId> & faces,
    const BuildSettings & settings = {}, ProgressCallback progressCb = {} );
 
struct UniteCloseParams
{
    float closeDist = 0.0f;

    bool uniteOnlyBd = true;

    VertBitSet* region = nullptr;

    bool duplicateNonManifold = false;

    VertMap* optionalVertOldToNew = nullptr;

    std::vector<MeshBuilder::VertDuplication>* optionalDuplications = nullptr;
};

MRMESH_API int uniteCloseVertices( Mesh & mesh, float closeDist, bool uniteOnlyBd = true,
    VertMap * optionalVertOldToNew = nullptr );

MRMESH_API int uniteCloseVertices( Mesh& mesh, const UniteCloseParams& params = {} );
 
}
 
}