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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.
47 lines
1.5 KiB
C++
47 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_UNPROJECT_H
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#define IGL_UNPROJECT_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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// Eigen reimplementation of gluUnproject
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//
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// Inputs:
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// win #P by 3 or 3-vector (#P=1) of screen space x, y, and z coordinates
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// model 4x4 model-view matrix
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// proj 4x4 projection matrix
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// viewport 4-long viewport vector
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// Outputs:
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// scene #P by 3 or 3-vector (#P=1) the unprojected x, y, and z coordinates
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template <
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typename Derivedwin,
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typename Derivedmodel,
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typename Derivedproj,
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typename Derivedviewport,
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typename Derivedscene>
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IGL_INLINE void unproject(
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const Eigen::MatrixBase<Derivedwin>& win,
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const Eigen::MatrixBase<Derivedmodel>& model,
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const Eigen::MatrixBase<Derivedproj>& proj,
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const Eigen::MatrixBase<Derivedviewport>& viewport,
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Eigen::PlainObjectBase<Derivedscene> & scene);
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template <typename Scalar>
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IGL_INLINE Eigen::Matrix<Scalar,3,1> unproject(
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const Eigen::Matrix<Scalar,3,1>& win,
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const Eigen::Matrix<Scalar,4,4>& model,
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const Eigen::Matrix<Scalar,4,4>& proj,
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const Eigen::Matrix<Scalar,4,1>& viewport);
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}
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#ifndef IGL_STATIC_LIBRARY
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# include "unproject.cpp"
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#endif
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#endif
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