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count steps during which an EntityItem is moving but has no simulation owner. Once the count is high enough (how high is TBD), attempt to claim ownership

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This commit is contained in:
Seth Alves 2015-04-25 07:17:21 -07:00
parent 48ec0c8339
commit 81ff8a4448
2 changed files with 9 additions and 1 deletions
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9
libraries/physics/src/EntityMotionState.cpp
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@ -38,7 +38,8 @@ void EntityMotionState::enqueueOutgoingEntity(EntityItem* entity) {
EntityMotionState::EntityMotionState(EntityItem* entity) :
_entity(entity),
_accelerationNearlyGravityCount(0),
_shouldClaimSimulationOwnership(false)
_shouldClaimSimulationOwnership(false),
_movingStepsWithoutSimulationOwner(0)
{
_type = MOTION_STATE_TYPE_ENTITY;
assert(entity != NULL);
@ -116,6 +117,12 @@ void EntityMotionState::setWorldTransform(const btTransform& worldTrans) {
if (_entity->getSimulatorID().isNull() && isMoving()) {
// object is moving and has no owner. attempt to claim simulation ownership.
_movingStepsWithoutSimulationOwner++;
} else {
_movingStepsWithoutSimulationOwner = 0;
}
if (_movingStepsWithoutSimulationOwner > 4) { // XXX maybe meters from our characterController ?
setShouldClaimSimulationOwnership(true);
}

1
libraries/physics/src/EntityMotionState.h
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@ -74,6 +74,7 @@ protected:
EntityItem* _entity;
quint8 _accelerationNearlyGravityCount;
bool _shouldClaimSimulationOwnership;
quint32 _movingStepsWithoutSimulationOwner;
};
#endif // hifi_EntityMotionState_h