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https://github.com/SoftFever/OrcaSlicer.git
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2ae2672ee9
Fixing dep build script on Windows and removing some warnings. Use bundled igl by default. Not building with the dependency scripts if not explicitly stated. This way, it will stay in Fix the libigl patch to include C source files in header only mode.
71 lines
2.2 KiB
C++
71 lines
2.2 KiB
C++
// This file is part of libigl, a simple c++ geometry processing library.
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//
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// Copyright (C) 2013 Alec Jacobson <alecjacobson@gmail.com>
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//
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// This Source Code Form is subject to the terms of the Mozilla Public License
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// v. 2.0. If a copy of the MPL was not distributed with this file, You can
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// obtain one at http://mozilla.org/MPL/2.0/.
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#ifndef IGL_CAT_H
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#define IGL_CAT_H
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#include "igl_inline.h"
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#define EIGEN_YES_I_KNOW_SPARSE_MODULE_IS_NOT_STABLE_YET
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#include <Eigen/Sparse>
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#include <Eigen/Dense>
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namespace igl
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{
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// If you're using Dense matrices you might be better off using the << operator
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// This is an attempt to act like matlab's cat function.
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// Perform concatenation of a two matrices along a single dimension
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// If dim == 1, then C = [A;B]. If dim == 2 then C = [A B]
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//
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// Template:
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// Scalar scalar data type for sparse matrices like double or int
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// Mat matrix type for all matrices (e.g. MatrixXd, SparseMatrix)
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// MatC matrix type for output matrix (e.g. MatrixXd) needs to support
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// resize
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// Inputs:
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// A first input matrix
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// B second input matrix
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// dim dimension along which to concatenate, 1 or 2
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// Outputs:
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// C output matrix
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//
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template <typename Scalar>
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IGL_INLINE void cat(
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const int dim,
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const Eigen::SparseMatrix<Scalar> & A,
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const Eigen::SparseMatrix<Scalar> & B,
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Eigen::SparseMatrix<Scalar> & C);
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template <typename Derived, class MatC>
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IGL_INLINE void cat(
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const int dim,
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const Eigen::MatrixBase<Derived> & A,
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const Eigen::MatrixBase<Derived> & B,
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MatC & C);
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// Wrapper that returns C
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template <class Mat>
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IGL_INLINE Mat cat(const int dim, const Mat & A, const Mat & B);
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// Note: Maybe we can autogenerate a bunch of overloads D = cat(int,A,B,C),
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// E = cat(int,A,B,C,D), etc.
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// Concatenate a "matrix" of blocks
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// C = [A0;A1;A2;...;An] where Ai = [A[i][0] A[i][1] ... A[i][m]];
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//
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// Inputs:
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// A a matrix (vector of row vectors)
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// Output:
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// C
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template <class Mat>
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IGL_INLINE void cat(const std::vector<std::vector< Mat > > & A, Mat & C);
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}
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#ifndef IGL_STATIC_LIBRARY
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# include "cat.cpp"
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#endif
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#endif
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