You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
 
 
 
 
 
 

50 lines
1.7 KiB

// This file is part of libigl, a simple c++ geometry processing library.
//
// Copyright (C) 2016 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_VOXEL_GRID_H
#define IGL_VOXEL_GRID_H
#include "igl_inline.h"
#include <Eigen/Core>
#include <Eigen/Geometry>
namespace igl
{
/// Construct the cell center positions of a regular voxel grid (lattice) made
/// of perfectly square voxels.
///
/// @param[in] box bounding box to enclose by grid
/// @param[in] s number of cell centers on largest side (including 2*pad_count)
/// @param[in] pad_count number of cells beyond box
/// @param[out] GV side(0)*side(1)*side(2) by 3 list of cell center positions
/// @param[out] side 1 by 3 list of dimension of voxel grid
template <
typename Scalar,
typename DerivedGV,
typename Derivedside>
IGL_INLINE void voxel_grid(
const Eigen::AlignedBox<Scalar,3> & box,
const int s,
const int pad_count,
Eigen::PlainObjectBase<DerivedGV> & GV,
Eigen::PlainObjectBase<Derivedside> & side);
/// \overload
/// @param[in] offset offset to add to each cell center
template <
typename DerivedV,
typename DerivedGV,
typename Derivedside>
IGL_INLINE void voxel_grid(
const Eigen::MatrixBase<DerivedV> & V,
const typename DerivedV::Scalar offset,
const int s,
const int pad_count,
Eigen::PlainObjectBase<DerivedGV> & GV,
Eigen::PlainObjectBase<Derivedside> & side);
}
#ifndef IGL_STATIC_LIBRARY
# include "voxel_grid.cpp"
#endif
#endif