46 lines
1.9 KiB
C++
46 lines
1.9 KiB
C++
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// 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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#include "unproject_to_zero_plane.h"
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#include "gl.h"
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#include "project.h"
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#include "unproject.h"
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IGL_INLINE void igl::opengl2::unproject_to_zero_plane(
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const double winX,
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const double winY,
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double* objX,
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double* objY,
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double* objZ)
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{
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double winOrigin[3];
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igl::opengl2::project(0,0,0,&winOrigin[0],&winOrigin[1],&winOrigin[2]);
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return igl::opengl2::unproject(winX, winY, winOrigin[2], objX, objY, objZ);
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}
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template <typename Derivedwin, typename Derivedobj>
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IGL_INLINE void igl::opengl2::unproject_to_zero_plane(
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const Eigen::PlainObjectBase<Derivedwin> & win,
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Eigen::PlainObjectBase<Derivedobj> & obj)
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{
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return unproject_to_zero_plane(win(0),win(1),
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&obj.data()[0],
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&obj.data()[1],
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&obj.data()[2]);
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}
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#ifdef IGL_STATIC_LIBRARY
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// Explicit template instantiation
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// generated by autoexplicit.sh
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template void igl::opengl2::unproject_to_zero_plane<Eigen::Matrix<double, 3, 1, 0, 3, 1>, Eigen::Matrix<double, 3, 1, 0, 3, 1> >(Eigen::PlainObjectBase<Eigen::Matrix<double, 3, 1, 0, 3, 1> > const&, Eigen::PlainObjectBase<Eigen::Matrix<double, 3, 1, 0, 3, 1> >&);
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template void igl::opengl2::unproject_to_zero_plane<Eigen::Matrix<double, 2, 1, 0, 2, 1>, Eigen::Matrix<double, 1, 3, 1, 1, 3> >(Eigen::PlainObjectBase<Eigen::Matrix<double, 2, 1, 0, 2, 1> > const&, Eigen::PlainObjectBase<Eigen::Matrix<double, 1, 3, 1, 1, 3> >&);
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template void igl::opengl2::unproject_to_zero_plane<Eigen::Matrix<double, 2, 1, 0, 2, 1>, Eigen::Matrix<double, 3, 1, 0, 3, 1> >(Eigen::PlainObjectBase<Eigen::Matrix<double, 2, 1, 0, 2, 1> > const&, Eigen::PlainObjectBase<Eigen::Matrix<double, 3, 1, 0, 3, 1> >&);
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#endif
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