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Boof2015
21 lines
661 B
C++
21 lines
661 B
C++
#include "frame_pacing.h"
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namespace Prism::Tui {
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std::chrono::steady_clock::time_point advanceFrameDeadline(
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std::chrono::steady_clock::time_point currentDeadline,
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std::chrono::steady_clock::time_point renderedAt,
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std::chrono::steady_clock::duration frameInterval) {
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if (frameInterval <= std::chrono::steady_clock::duration::zero()) {
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return renderedAt;
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}
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const auto elapsed = renderedAt - currentDeadline;
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const auto intervalsToAdvance = elapsed >= decltype(elapsed)::zero()
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? elapsed / frameInterval + 1
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: 1;
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return currentDeadline + frameInterval * intervalsToAdvance;
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}
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} // namespace Prism::Tui
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