90 lines
2.2 KiB
C++
90 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_MATLAB_FORMAT_H
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#define IGL_MATLAB_FORMAT_H
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#include "igl_inline.h"
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#include <Eigen/Core>
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#include <Eigen/Sparse>
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#include <string>
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namespace igl
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{
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// This is a routine to print a matrix using format suitable for pasting into
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// the matlab IDE
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//
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// Templates:
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// DerivedM e.g. derived from MatrixXd
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// Input:
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// input some matrix to be formatted
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// name name of matrix
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// Returns Formatted matrix
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//
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// Example:
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// // M := [1 2 3;4 5 6];
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// cout<<matlab_format(M)<<endl;
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// // Prints:
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// // [
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// // 1 2 3
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// // 4 5 6
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// // ];
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// cout<<matlab_format(M,"M")<<endl;
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// // Prints:
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// // M = [
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// // 1 2 3
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// // 4 5 6
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// // ];
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template <typename DerivedM>
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IGL_INLINE const Eigen::WithFormat< DerivedM > matlab_format(
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const Eigen::DenseBase<DerivedM> & M,
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const std::string name = "");
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// Same but for sparse matrices. Print IJV format into an auxiliary variable
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// and then print a call to sparse which will construct the sparse matrix
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// Example:
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// // S := [0 2 3;4 5 0];
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// cout<<matlab_format(S,"S")<<endl;
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// // Prints:
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// // SIJV = [
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// // 2 1 4
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// // 1 2 2
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// // 2 2 5
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// // 1 3 3
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// // ];
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// // S = sparse(SIJV(:,1),SIJV(:,2),SIJV(:,3));
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//
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template <typename DerivedS>
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IGL_INLINE const std::string matlab_format(
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const Eigen::SparseMatrix<DerivedS> & S,
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const std::string name = "");
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IGL_INLINE const std::string matlab_format(
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const double v,
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const std::string name = "");
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IGL_INLINE const std::string matlab_format(
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const float v,
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const std::string name = "");
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// Return just IOFormat
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//
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// Example:
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// // M := [1 2 3;4 5 6];
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// cout<<M.format(matlab_format())<<endl;
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// // Prints:
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// // [
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// // 1 2 3
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// // 4 5 6
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// // ];
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IGL_INLINE Eigen::IOFormat matlab_format();
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}
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#ifndef IGL_STATIC_LIBRARY
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# include "matlab_format.cpp"
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#endif
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#endif
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