37 lines
934 B
C++
37 lines
934 B
C++
/*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*
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* Copyright 2015 Danny Robson <danny@nerdcruft.net>
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*/
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#include "cylinder.hpp"
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using cruft::geom::cylinder;
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///////////////////////////////////////////////////////////////////////////////
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template <size_t S, typename T>
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bool
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cylinder<S,T>::includes (cruft::point<S,T> p_) const
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{
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auto p10 = p1 - p0;
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auto p_0 = p_ - p0;
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auto l = dot (p10, p_0);
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if (l < 0 || l > norm2 (p10))
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return false;
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auto d = dot (p10, p10) - l * l * norm2 (p10);
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if (d > radius * radius)
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return false;
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return true; // d
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}
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///////////////////////////////////////////////////////////////////////////////
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template struct cruft::geom::cylinder<2,float>;
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template struct cruft::geom::cylinder<3,float>;
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