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Merged branch 'dev_native' into lm_sla_supports_auto

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Added igl library files
This commit is contained in:
Lukas Matena 2018-10-26 15:45:52 +02:00
commit 7681d00ee5
2865 changed files with 142806 additions and 22325 deletions
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src/igl/slice_mask.h Normal file
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// This file is part of libigl, a simple c++ geometry processing library.
//
// Copyright (C) 2015 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_SLICE_MASK_H
#define IGL_SLICE_MASK_H
#include "igl_inline.h"
#include <Eigen/Sparse>
#include <Eigen/Core>
namespace igl
{
// Act like the matlab X(row_mask,col_mask) operator, where
// row_mask, col_mask are non-negative integer indices.
//
// Inputs:
// X m by n matrix
// R m list of row bools
// C n list of column bools
// Output:
// Y #trues-in-R by #trues-in-C matrix
//
// See also: slice_mask
template <typename DerivedX,typename DerivedY>
IGL_INLINE void slice_mask(
const Eigen::DenseBase<DerivedX> & X,
const Eigen::Array<bool,Eigen::Dynamic,1> & R,
const Eigen::Array<bool,Eigen::Dynamic,1> & C,
Eigen::PlainObjectBase<DerivedY> & Y);
template <typename DerivedX,typename DerivedY>
IGL_INLINE void slice_mask(
const Eigen::DenseBase<DerivedX> & X,
const Eigen::Array<bool,Eigen::Dynamic,1> & R,
const int dim,
Eigen::PlainObjectBase<DerivedY> & Y);
//
// This templating is bad because the return type might not have the same
// size as `DerivedX`. This will probably only work if DerivedX has Dynamic
// as it's non-trivial sizes or if the number of rows in R happens to equal
// the number of rows in `DerivedX`.
template <typename DerivedX>
IGL_INLINE DerivedX slice_mask(
const Eigen::DenseBase<DerivedX> & X,
const Eigen::Array<bool,Eigen::Dynamic,1> & R,
const Eigen::Array<bool,Eigen::Dynamic,1> & C);
template <typename DerivedX>
IGL_INLINE DerivedX slice_mask(
const Eigen::DenseBase<DerivedX> & X,
const Eigen::Array<bool,Eigen::Dynamic,1> & R,
const int dim);
template <typename XType, typename YType>
IGL_INLINE void slice_mask(
const Eigen::SparseMatrix<XType> & X,
const Eigen::Array<bool,Eigen::Dynamic,1> & R,
const int dim,
Eigen::SparseMatrix<YType> & Y);
template <typename XType, typename YType>
IGL_INLINE void slice_mask(
const Eigen::SparseMatrix<XType> & X,
const Eigen::Array<bool,Eigen::Dynamic,1> & R,
const Eigen::Array<bool,Eigen::Dynamic,1> & C,
Eigen::SparseMatrix<YType> & Y);
}
#ifndef IGL_STATIC_LIBRARY
# include "slice_mask.cpp"
#endif
#endif