46 lines
1.1 KiB
C++
46 lines
1.1 KiB
C++
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/*
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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:
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* 2018, Danny Robson <danny@nerdcruft.net>
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*/
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#include <cruft/util/algo/search.hpp>
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#include <cruft/util/tap.hpp>
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#include <cruft/util/point.hpp>
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int
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main (void)
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{
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cruft::TAP::logger tap;
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// Check that 'minimises' uses the distance2 metric to correctly find the
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// closest point to the origin.
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{
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cruft::point3f const dst { 0, 0, 0 };
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cruft::point3f const src[] {
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{ 9, 9, 9 },
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{ 3, 4, 55 },
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{ 5, 1, 1 },
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{ 13, 4, 6 },
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};
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auto best = cruft::search::minimises (
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std::begin (src),
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std::end (src),
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[] (auto const a, auto const b) { return cruft::distance2 (a, b); },
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dst
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);
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tap.expect_eq (best, src + 2, "minimises point3 using distance2");
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}
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return tap.status ();
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}
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