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Limit maximum frame time to 200ms

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This effectively slows game time when it drops below 5 fps. Something like this
is desirable when dealing with time-based animations, which can jump forward
after a lengthy cell transition.
This commit is contained in:
Chris Robinson 2013-02-23 13:15:37 -08:00
parent d208422ca7
commit df8889dcc4
1 changed files with 9 additions and 8 deletions
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17
apps/openmw/engine.cpp
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@ -67,14 +67,15 @@ bool OMW::Engine::frameRenderingQueued (const Ogre::FrameEvent& evt)
{
try
{
mEnvironment.setFrameDuration (evt.timeSinceLastFrame);
float frametime = std::min(evt.timeSinceLastFrame, 0.2f);
mEnvironment.setFrameDuration(frametime);
// update input
MWBase::Environment::get().getInputManager()->update(evt.timeSinceLastFrame, false);
MWBase::Environment::get().getInputManager()->update(frametime, false);
// sound
if (mUseSound)
MWBase::Environment::get().getSoundManager()->update (evt.timeSinceLastFrame);
MWBase::Environment::get().getSoundManager()->update(frametime);
// global scripts
MWBase::Environment::get().getScriptManager()->getGlobalScripts().run();
@ -88,19 +89,19 @@ bool OMW::Engine::frameRenderingQueued (const Ogre::FrameEvent& evt)
// passing of time
if (!MWBase::Environment::get().getWindowManager()->isGuiMode())
MWBase::Environment::get().getWorld()->advanceTime (
mEnvironment.getFrameDuration()*MWBase::Environment::get().getWorld()->getTimeScaleFactor()/3600);
MWBase::Environment::get().getWorld()->advanceTime(
frametime*MWBase::Environment::get().getWorld()->getTimeScaleFactor()/3600);
if (changed) // keep change flag for another frame, if cell changed happend in local script
MWBase::Environment::get().getWorld()->markCellAsUnchanged();
// update actors
MWBase::Environment::get().getMechanicsManager()->update(mEnvironment.getFrameDuration(),
MWBase::Environment::get().getMechanicsManager()->update(frametime,
MWBase::Environment::get().getWindowManager()->isGuiMode());
// update world
MWBase::Environment::get().getWorld()->update (evt.timeSinceLastFrame, MWBase::Environment::get().getWindowManager()->isGuiMode());
MWBase::Environment::get().getWorld()->update(frametime, MWBase::Environment::get().getWindowManager()->isGuiMode());
// update GUI
Ogre::RenderWindow* window = mOgre->getWindow();
@ -108,7 +109,7 @@ bool OMW::Engine::frameRenderingQueued (const Ogre::FrameEvent& evt)
MWBase::Environment::get().getWorld()->getTriangleBatchCount(tri, batch);
MWBase::Environment::get().getWindowManager()->wmUpdateFps(window->getLastFPS(), tri, batch);
MWBase::Environment::get().getWindowManager()->onFrame(evt.timeSinceLastFrame);
MWBase::Environment::get().getWindowManager()->onFrame(frametime);
}
catch (const std::exception& e)
{