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Improve simulation timing at low frame rates.

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Increased kDefaultMaxDelta to 0.15.
Added a small bias to combat a truncation issue.
This commit is contained in:
Skoader
2012-10-13 21:21:33 +11:00
parent 264bc3355a
commit 025fb1fb02
1 changed files with 2 additions and 2 deletions
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4
MOULOpenSourceClientPlugin/Plasma20/Sources/Plasma/PubUtilLib/plPhysX/plSimulationMgr.cpp
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@ -261,7 +261,7 @@ public:
// //
///////////////////////////////////////////////////////////////// /////////////////////////////////////////////////////////////////
#define kDefaultMaxDelta 0.1 // if the step is greater than .1 seconds, clamp to that #define kDefaultMaxDelta 0.15 // if the step is greater than .15 seconds, clamp to that
#define kDefaultStepSize 1.f / 60.f // default simulation freqency is 60hz #define kDefaultStepSize 1.f / 60.f // default simulation freqency is 60hz
///////////////////////////////////////////////////////////////// /////////////////////////////////////////////////////////////////
@ -610,7 +610,7 @@ void plSimulationMgr::Advance(float delSecs)
} }
// Perform as many whole substeps as possible saving the remainder in our accumulator. // Perform as many whole substeps as possible saving the remainder in our accumulator.
int numSubSteps = (int)(fAccumulator / fStepSize); int numSubSteps = (int)(fAccumulator / fStepSize + 0.000001f);
float delta = numSubSteps * fStepSize; float delta = numSubSteps * fStepSize;
fAccumulator -= delta; fAccumulator -= delta;