52 lines
1.7 KiB
C++
52 lines
1.7 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 Daniele Panozzo <daniele.panozzo@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_EMBREE_LINE_MESH_INTERSECTION_H
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#define IGL_EMBREE_LINE_MESH_INTERSECTION_H
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#include <igl/igl_inline.h>
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#include <Eigen/Dense>
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#include <Eigen/Sparse>
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#include <vector>
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namespace igl
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{
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namespace embree
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{
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// Project the point cloud V_source onto the triangle mesh
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// V_target,F_target.
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// A ray is casted for every vertex in the direction specified by
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// N_source and its opposite.
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//
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// Input:
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// V_source: #Vx3 Vertices of the source mesh
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// N_source: #Vx3 Normals of the point cloud
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// V_target: #V2x3 Vertices of the target mesh
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// F_target: #F2x3 Faces of the target mesh
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//
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// Output:
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// #Vx3 matrix of baricentric coordinate. Each row corresponds to
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// a vertex of the projected mesh and it has the following format:
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// id b1 b2. id is the id of a face of the source mesh. b1 and b2 are
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// the barycentric coordinates wrt the first two edges of the triangle
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// To convert to standard global coordinates, see barycentric_to_global.h
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template <typename ScalarMatrix, typename IndexMatrix>
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IGL_INLINE ScalarMatrix line_mesh_intersection
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(
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const ScalarMatrix & V_source,
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const ScalarMatrix & N_source,
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const ScalarMatrix & V_target,
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const IndexMatrix & F_target
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);
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}
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}
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#ifndef IGL_STATIC_LIBRARY
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# include "line_mesh_intersection.cpp"
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#endif
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#endif
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