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51 lines
1.1 KiB
C++
51 lines
1.1 KiB
C++
// This file is part of Desktop App Toolkit,
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// a set of libraries for developing nice desktop applications.
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//
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// For license and copyright information please follow this link:
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// https://github.com/desktop-app/legal/blob/master/LEGAL
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//
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#include <crl/crl_time.h>
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#ifdef CRL_USE_WINAPI_TIME
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#include <crl/winapi/crl_winapi_windows_h.h>
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namespace crl::details {
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namespace {
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double Frequency/* = 0.*/;
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double ProfileFrequency/* = 0.*/;
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} // namespace
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void init() {
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LARGE_INTEGER value;
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QueryPerformanceFrequency(&value);
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Frequency = 1000. / double(value.QuadPart);
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ProfileFrequency = 1000000. / double(value.QuadPart);
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}
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inner_time_type current_value() {
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LARGE_INTEGER value;
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QueryPerformanceCounter(&value);
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return value.QuadPart;
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}
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time convert(inner_time_type value) {
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return time(value * Frequency);
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}
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inner_profile_type current_profile_value() {
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LARGE_INTEGER value;
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QueryPerformanceCounter(&value);
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return value.QuadPart;
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}
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profile_time convert_profile(inner_profile_type value) {
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return profile_time(value * ProfileFrequency);
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}
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} // namespace crl::details
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#endif // CRL_USE_WINAPI_TIME
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