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32 lines
971 B
32 lines
971 B
1 year ago
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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 "get_seconds.h"
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#if _WIN32
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// Alec: Why is this more "hires" than chrono?
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# include <windows.h>
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# include <cassert>
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IGL_INLINE double igl::get_seconds()
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{
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LARGE_INTEGER li_freq, li_current;
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const bool ret = QueryPerformanceFrequency(&li_freq);
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const bool ret2 = QueryPerformanceCounter(&li_current);
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assert(ret && ret2);
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assert(li_freq.QuadPart > 0);
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return double(li_current.QuadPart) / double(li_freq.QuadPart);
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}
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#else
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#include <chrono>
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IGL_INLINE double igl::get_seconds()
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{
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return
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std::chrono::duration<double>(
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std::chrono::system_clock::now().time_since_epoch()).count();
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}
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#endif
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