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Replace float/UInt64 durations by a more precise Time class (#388)

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Improve Clock class with atomic RestartIfOver method and allows to choose required precision
This commit is contained in:
Jérôme Leclercq
2022-12-29 21:31:46 +01:00
committed by GitHub
parent 1de5f65536
commit dd421a6385
84 changed files with 1278 additions and 663 deletions
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20
examples/PhysicsDemo/main.cpp
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@@ -198,25 +198,18 @@ int main()
window.EnableEventPolling(true);
Nz::Clock updateClock;
Nz::Clock secondClock;
Nz::MillisecondClock updateClock;
Nz::MillisecondClock fpsClock;
unsigned int fps = 0;
Nz::Mouse::SetRelativeMouseMode(true);
float elapsedTime = 0.f;
Nz::UInt64 time = Nz::GetElapsedMicroseconds();
Nz::PidController<Nz::Vector3f> headingController(0.3f, 0.f, 0.1f);
Nz::PidController<Nz::Vector3f> upController(1.f, 0.f, 0.1f);
bool showColliders = false;
while (window.IsOpen())
{
Nz::UInt64 now = Nz::GetElapsedMicroseconds();
elapsedTime = (now - time) / 1'000'000.f;
time = now;
Nz::WindowEvent event;
while (window.PollEvent(&event))
{
@@ -286,8 +279,10 @@ int main()
}
}
if (updateClock.GetMilliseconds() > 1000 / 60)
if (std::optional<Nz::Time> deltaTime = updateClock.RestartIfOver(Nz::Time::TickDuration(60)))
{
float elapsedTime = deltaTime->AsSeconds();
auto spaceshipView = registry.view<Nz::NodeComponent, Nz::RigidBody3DComponent>();
for (auto&& [entity, node, _] : spaceshipView.each())
{
@@ -338,13 +333,10 @@ int main()
fps++;
if (secondClock.GetMilliseconds() >= 1000)
if (fpsClock.RestartIfOver(Nz::Time::Second()))
{
window.SetTitle(windowTitle + " - " + Nz::NumberToString(fps) + " FPS" + " - " + Nz::NumberToString(registry.alive()) + " entities");
fps = 0;
secondClock.Restart();
}
}