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85 lines
2.9 KiB
85 lines
2.9 KiB
1 year ago
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#ifndef IGL_COPYLEFT_CGAL_WIRE_MESH_H
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#define IGL_COPYLEFT_CGAL_WIRE_MESH_H
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#include "../../igl_inline.h"
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#include <Eigen/Core>
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namespace igl
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{
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namespace copyleft
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{
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namespace cgal
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{
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/// Construct a "wire" or "wireframe" or "strut" surface mesh, given a
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/// one-dimensional network of straight edges.
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///
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/// @param[in] WV #WV by 3 list of vertex positions
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/// @param[in] WE #WE by 2 list of edge indices into WV
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/// @param[in] th #WE diameter thicknesses of wire edges
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/// @param[in] poly_size number of sides on each wire (e.g., 4 would produce wires by
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/// connecting rectangular prisms).
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/// @param[in] solid whether to resolve self-intersections to
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/// create a "solid" output mesh (cf., [Zhou et al. 2016]
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/// @param[out] V #V by 3 list of output vertices
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/// @param[out] F #F by 3 list of output triangle indices into V
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/// @param[out] J #F list of indices into [0,#WV+#WE) revealing "birth simplex" of
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/// output faces J(j) < #WV means the face corresponds to the J(j)th
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/// vertex in WV. J(j) >= #WV means the face corresponds to the
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/// (J(j)-#WV)th edge in WE.
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template <
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typename DerivedWV,
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typename DerivedWE,
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typename Derivedth,
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typename DerivedV,
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typename DerivedF,
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typename DerivedJ>
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IGL_INLINE void wire_mesh(
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const Eigen::MatrixBase<DerivedWV> & WV,
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const Eigen::MatrixBase<DerivedWE> & WE,
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const Eigen::MatrixBase<Derivedth> & th,
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const int poly_size,
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const bool solid,
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Eigen::PlainObjectBase<DerivedV> & V,
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Eigen::PlainObjectBase<DerivedF> & F,
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Eigen::PlainObjectBase<DerivedJ> & J);
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/// \overload
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/// \brief uniform th
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template <
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typename DerivedWV,
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typename DerivedWE,
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typename DerivedV,
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typename DerivedF,
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typename DerivedJ>
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IGL_INLINE void wire_mesh(
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const Eigen::MatrixBase<DerivedWV> & WV,
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const Eigen::MatrixBase<DerivedWE> & WE,
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const double th,
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const int poly_size,
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const bool solid,
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Eigen::PlainObjectBase<DerivedV> & V,
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Eigen::PlainObjectBase<DerivedF> & F,
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Eigen::PlainObjectBase<DerivedJ> & J);
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/// \overload
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/// \brief Solid == true
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template <
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typename DerivedWV,
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typename DerivedWE,
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typename DerivedV,
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typename DerivedF,
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typename DerivedJ>
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IGL_INLINE void wire_mesh(
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const Eigen::MatrixBase<DerivedWV> & WV,
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const Eigen::MatrixBase<DerivedWE> & WE,
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const double th,
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const int poly_size,
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Eigen::PlainObjectBase<DerivedV> & V,
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Eigen::PlainObjectBase<DerivedF> & F,
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Eigen::PlainObjectBase<DerivedJ> & J);
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}
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}
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}
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#ifndef IGL_STATIC_LIBRARY
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# include "wire_mesh.cpp"
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#endif
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#endif
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