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Merge pull request #1409 from Azaezel/alpha41/soImpulsive

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skip out on impulses that have no chance of moving the object
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Brian Roberts 2025-03-14 13:59:44 -05:00 • committed by GitHub
commit bab30568eb
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3 changed files with 3 additions and 2 deletions
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1
Engine/source/T3D/rigid.cpp
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@ -117,6 +117,7 @@ void Rigid::updateCenterOfMass()
void Rigid::applyImpulse(const Point3F &r, const Point3F &impulse) void Rigid::applyImpulse(const Point3F &r, const Point3F &impulse)
{ {
if (impulse.lenSquared() < mass) return;
atRest = false; atRest = false;
// Linear momentum and velocity // Linear momentum and velocity

2
Engine/source/T3D/rigidShape.cpp
View file

@ -1118,7 +1118,7 @@ void RigidShape::updatePos(F32 dt)
{ {
F32 k = mRigid.getKineticEnergy(); F32 k = mRigid.getKineticEnergy();
F32 G = mNetGravity* dt * TickMs / mDataBlock->integration; F32 G = mNetGravity* dt * TickMs / mDataBlock->integration;
F32 Kg = 0.5 * mRigid.mass * G * G; F32 Kg = mRigid.mass * G * G;
if (k < sRestTol * Kg && ++restCount > sRestCount) if (k < sRestTol * Kg && ++restCount > sRestCount)
mRigid.setAtRest(); mRigid.setAtRest();
} }

2
Engine/source/T3D/vehicles/vehicle.cpp
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@ -808,7 +808,7 @@ void Vehicle::updatePos(F32 dt)
{ {
F32 k = mRigid.getKineticEnergy(); F32 k = mRigid.getKineticEnergy();
F32 G = mNetGravity* dt * TickMs / mDataBlock->integration; F32 G = mNetGravity* dt * TickMs / mDataBlock->integration;
F32 Kg = 0.5 * mRigid.mass * G * G; F32 Kg = mRigid.mass * G * G;
if (k < sRestTol * Kg && ++restCount > sRestCount) if (k < sRestTol * Kg && ++restCount > sRestCount)
mRigid.setAtRest(); mRigid.setAtRest();
} }