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34 lines
1.2 KiB
34 lines
1.2 KiB
1 year ago
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#include "ears.h"
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#include "on_boundary.h"
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#include "find.h"
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#include "min.h"
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#include <cassert>
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template <
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typename DerivedF,
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typename Derivedear,
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typename Derivedear_opp>
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IGL_INLINE void igl::ears(
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const Eigen::MatrixBase<DerivedF> & F,
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Eigen::PlainObjectBase<Derivedear> & ear,
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Eigen::PlainObjectBase<Derivedear_opp> & ear_opp)
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{
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assert(F.cols() == 3 && "F should contain triangles");
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Eigen::Array<bool, Eigen::Dynamic, 3> B;
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{
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Eigen::Array<bool, Eigen::Dynamic, 1> I;
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on_boundary(F,I,B);
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}
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find((B.rowwise().count() == 2).eval(), ear);
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// Why do I need this .derived()?
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Eigen::Array<bool, Eigen::Dynamic, 3> Bear = B(ear.derived(),Eigen::all);
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Eigen::Array<bool, Eigen::Dynamic, 1> M;
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igl::min(Bear,2,M,ear_opp);
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}
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#ifdef IGL_STATIC_LIBRARY
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// Explicit template instantiation
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// generated by autoexplicit.sh
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template void igl::ears<Eigen::Matrix<int, -1, -1, 0, -1, -1>, Eigen::Matrix<int, -1, 1, 0, -1, 1>, Eigen::Matrix<int, -1, 1, 0, -1, 1> >(Eigen::MatrixBase<Eigen::Matrix<int, -1, -1, 0, -1, -1> > const&, Eigen::PlainObjectBase<Eigen::Matrix<int, -1, 1, 0, -1, 1> >&, Eigen::PlainObjectBase<Eigen::Matrix<int, -1, 1, 0, -1, 1> >&);
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#endif
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