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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.
48 lines
1.6 KiB
C++
48 lines
1.6 KiB
C++
// This file is part of libigl, a simple c++ geometry processing library.
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//
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// Copyright (C) 2016 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_SHORTEST_EDGE_AND_MIDPOINT_H
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#define IGL_SHORTEST_EDGE_AND_MIDPOINT_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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namespace igl
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{
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// Cost and placement function compatible with igl::decimate. The cost of
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// collapsing an edge is its length (prefer to collapse short edges) and the
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// placement strategy for the new vertex is the midpoint of the collapsed
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// edge.
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//
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// Inputs:
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// e index into E of edge to be considered for collapse
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// V #V by dim list of vertex positions
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// F #F by 3 list of faces (ignored)
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// E #E by 2 list of edge indices into V
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// EMAP #F*3 list of half-edges indices into E (ignored)
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// EF #E by 2 list of edge-face flaps into F (ignored)
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// EI #E by 2 list of edge-face opposite corners (ignored)
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// Outputs:
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// cost set to edge length
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// p placed point set to edge midpoint
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IGL_INLINE void shortest_edge_and_midpoint(
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const int e,
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const Eigen::MatrixXd & V,
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const Eigen::MatrixXi & /*F*/,
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const Eigen::MatrixXi & E,
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const Eigen::VectorXi & /*EMAP*/,
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const Eigen::MatrixXi & /*EF*/,
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const Eigen::MatrixXi & /*EI*/,
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double & cost,
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Eigen::RowVectorXd & p);
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}
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#ifndef IGL_STATIC_LIBRARY
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# include "shortest_edge_and_midpoint.cpp"
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#endif
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#endif
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