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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.
54 lines
1.4 KiB
C++
54 lines
1.4 KiB
C++
#ifndef IGL_BFS_H
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#define IGL_BFS_H
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#include "igl_inline.h"
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#include <Eigen/Core>
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#include <vector>
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#include <Eigen/Sparse>
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namespace igl
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{
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// Traverse a **directed** graph represented by an adjacency list using
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// breadth first search
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//
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// Inputs:
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// A #V list of adjacency lists or #V by #V adjacency matrix
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// s starting node (index into A)
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// Outputs:
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// D #V list of indices into rows of A in the order in which graph nodes
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// are discovered.
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// P #V list of indices into rows of A of predecessor in resulting
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// spanning tree {-1 indicates root/not discovered), order corresponds to
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// V **not** D.
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template <
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typename AType,
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typename DerivedD,
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typename DerivedP>
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IGL_INLINE void bfs(
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const AType & A,
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const size_t s,
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Eigen::PlainObjectBase<DerivedD> & D,
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Eigen::PlainObjectBase<DerivedP> & P);
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template <
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typename AType,
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typename DType,
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typename PType>
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IGL_INLINE void bfs(
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const std::vector<std::vector<AType> > & A,
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const size_t s,
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std::vector<DType> & D,
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std::vector<PType> & P);
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template <
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typename AType,
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typename DType,
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typename PType>
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IGL_INLINE void bfs(
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const Eigen::SparseMatrix<AType> & A,
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const size_t s,
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std::vector<DType> & D,
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std::vector<PType> & P);
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}
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#ifndef IGL_STATIC_LIBRARY
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# include "bfs.cpp"
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#endif
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#endif
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