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#ifndef __HMESHUTIL_BUILD_MANIFOLD_H__
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#ifndef __HMESH_BUILD_MANIFOLD_H__
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#define __HMESHUTIL_BUILD_MANIFOLD_H__
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#define __HMESH_BUILD_MANIFOLD_H__
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#include <vector>
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#include <vector>
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#include "HMesh/Manifold.h"
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#include "HMesh/Manifold.h"
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#include "Geometry/TriMesh.h"
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#include "Geometry/TriMesh.h"
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namespace HMesh
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namespace HMesh
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{
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{
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  /** Build a manifold from an indexed face set. The arguments are
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  /** Build a manifold from an indexed face set. The arguments are
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      the manifold m, the number of vertices, no_vertices, the vector
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      the manifold m, the number of vertices, no_vertices, the vector
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      of vertices, vertvec, the number of faces, no_faces. facevec
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      of vertices, vertvec, the number of faces, no_faces. facevec
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      is an array where each entry indicates the number of vertices
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      is an array where each entry indicates the number of vertices
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      in that face. The array indices contains all the corresponding
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      in that face. The array indices contains all the corresponding
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      vertex indices in one concatenated list. touch is an optional array
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      vertex indices in one concatenated list. touch is an optional array
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      of touch values for the vertices. */
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      of touch values for the vertices. */
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	void build_manifold(HMesh::Manifold& m,
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	void build_manifold(HMesh::Manifold& m,
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			    int no_vertices,
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			    int no_vertices,
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			    const CGLA::Vec3f* vertvec,
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			    const CGLA::Vec3f* vertvec,
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			    int no_faces,
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			    int no_faces,
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			    const int *facevec,
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			    const int *facevec,
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			    const int * indices,
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			    const int * indices,
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			    const int * touch=0);
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			    const int * touch=0);
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	/// Build a manifold directly from a TriMesh.
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	/// Build a manifold directly from a TriMesh.
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	inline void build_manifold(HMesh::Manifold& m, const Geometry::TriMesh& mesh)
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	inline void build_manifold(HMesh::Manifold& m, const Geometry::TriMesh& mesh)
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	{
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	{
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		std::vector<int> faces(mesh.geometry.no_faces(), 3);
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		std::vector<int> faces(mesh.geometry.no_faces(), 3);
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		build_manifold(m, mesh.geometry.no_vertices(),
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		build_manifold(m, mesh.geometry.no_vertices(),
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						  &mesh.geometry.vertex(0),
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						  &mesh.geometry.vertex(0),
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						  faces.size(), &faces[0],
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						  faces.size(), &faces[0],
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						  reinterpret_cast<const int*>(&mesh.geometry.face(0)));
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						  reinterpret_cast<const int*>(&mesh.geometry.face(0)));
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	}
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	}
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}
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}
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#endif
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#endif
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