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54 lines
1.8 KiB
54 lines
1.8 KiB
1 year ago
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#ifndef IGL_STRAIGHTEN_SEAMS_H
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#define IGL_STRAIGHTEN_SEAMS_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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/// Given a obj-style mesh with (V,F) defining the geometric surface of the
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/// mesh and (VT,FT) defining the parameterization/texture-mapping of the mesh
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/// in the uv-domain, find all seams and boundaries in the texture-mapping and
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/// "straighten" them, remapping vertices along the boundary and in the
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/// interior. This will be careful to consistently straighten multiple seams
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/// in the texture-mesh corresponding to the same edge chains in the
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/// surface-mesh.
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///
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///
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/// @param[in] V #V by 3 list of vertices
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/// @param[in] F #F by 3 list of triangle indices
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/// @param[in] VT #VT by 2 list of texture coordinates
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/// @param[in] FT #F by 3 list of triangle texture coordinates
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/// @param[in] tol followed by Ramer-Douglas-Peucker tolerance as a fraction
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/// of the curves bounding box diagonal (see dpsimplify)
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/// @param[out] UE #UE by 2 list of indices into VT of coarse output polygon edges
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/// @param[out] UT #VT by 3 list of new texture coordinates
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/// @param[out] OT #OT by 2 list of indices into VT of boundary edges
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///
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/// \see ramer_douglas_peucker
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template <
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typename DerivedV,
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typename DerivedF,
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typename DerivedVT,
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typename DerivedFT,
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typename Scalar,
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typename DerivedUE,
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typename DerivedUT,
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typename DerivedOT>
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IGL_INLINE void straighten_seams(
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const Eigen::MatrixBase<DerivedV> & V,
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const Eigen::MatrixBase<DerivedF> & F,
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const Eigen::MatrixBase<DerivedVT> & VT,
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const Eigen::MatrixBase<DerivedFT> & FT,
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const Scalar tol,
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Eigen::PlainObjectBase<DerivedUE> & UE,
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Eigen::PlainObjectBase<DerivedUT> & UT,
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Eigen::PlainObjectBase<DerivedOT> & OT);
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}
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#ifndef IGL_STATIC_LIBRARY
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# include "straighten_seams.cpp"
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#endif
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#endif
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