unique_sparse_voxel_corners.h

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// This file is part of libigl, a simple c++ geometry processing library.
//
// Copyright (C) 2025 Alec Jacobson <alecjacobson@gmail.com>
//
// This Source Code Form is subject to the terms of the Mozilla Public License
// v. 2.0. If a copy of the MPL was not distributed with this file, You can
// obtain one at http://mozilla.org/MPL/2.0/.
#ifndef IGL_UNIQUE_SPARSE_VOXEL_CORNERS_H
#define IGL_UNIQUE_SPARSE_VOXEL_CORNERS_H
 
#include "igl_inline.h"
#include <Eigen/Core>
 
namespace igl 
{
  template<
    typename Derivedijk,
    typename Derivedunique_ijk,
    typename DerivedJ
      >
  IGL_INLINE void unique_sparse_voxel_corners(
    const int depth,
    const Eigen::MatrixBase<Derivedijk> & ijk,
    Eigen::PlainObjectBase<Derivedunique_ijk> & unique_ijk,
    Eigen::PlainObjectBase<DerivedJ> & J);

  template<
    typename Derivedorigin,
    typename Derivedijk,
    typename Derivedunique_ijk,
    typename DerivedJ,
    typename Derivedunique_corners
      >
  IGL_INLINE void unique_sparse_voxel_corners(
    const Eigen::MatrixBase<Derivedorigin> & origin,
    const typename Derivedorigin::Scalar h0,
    const int depth,
    const Eigen::MatrixBase<Derivedijk> & ijk,
    Eigen::PlainObjectBase<Derivedunique_ijk> & unique_ijk,
    Eigen::PlainObjectBase<DerivedJ> & J,
    Eigen::PlainObjectBase<Derivedunique_corners> & unique_corners);
}
 
#ifndef IGL_STATIC_LIBRARY
#    include "unique_sparse_voxel_corners.cpp"
#endif
#endif