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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.
61 lines
1.5 KiB
C++
61 lines
1.5 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_TRANSPOSE_BLOCKS_H
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#define IGL_TRANSPOSE_BLOCKS_H
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#include "igl_inline.h"
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#include <Eigen/Core>
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namespace igl
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{
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// Templates:
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// T should be a eigen matrix primitive type like int or double
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// Inputs:
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// A m*k by n (dim: 1) or m by n*k (dim: 2) eigen Matrix of type T values
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// k number of blocks
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// dim dimension in which to transpose
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// Output
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// B n*k by m (dim: 1) or n by m*k (dim: 2) eigen Matrix of type T values,
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// NOT allowed to be the same as A
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//
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// Example:
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// A = [
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// 1 2 3 4
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// 5 6 7 8
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// 101 102 103 104
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// 105 106 107 108
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// 201 202 203 204
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// 205 206 207 208];
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// transpose_blocks(A,1,3,B);
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// B -> [
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// 1 5
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// 2 6
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// 3 7
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// 4 8
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// 101 105
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// 102 106
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// 103 107
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// 104 108
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// 201 205
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// 202 206
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// 203 207
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// 204 208];
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//
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template <typename T>
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IGL_INLINE void transpose_blocks(
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const Eigen::Matrix<T,Eigen::Dynamic,Eigen::Dynamic> & A,
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const size_t k,
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const size_t dim,
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Eigen::Matrix<T,Eigen::Dynamic,Eigen::Dynamic> & B);
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}
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#ifndef IGL_STATIC_LIBRARY
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# include "transpose_blocks.cpp"
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#endif
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#endif
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