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Merge pull request #4152 from ZappoMan/fixGlitches

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Fix glitches in bullets and multiple viewers
This commit is contained in:
Andrew Meadows 2015-01-22 13:49:00 -08:00
commit 355759d3d4
1 changed files with 10 additions and 0 deletions
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10
libraries/physics/src/ObjectMotionState.cpp
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@ -108,6 +108,16 @@ bool ObjectMotionState::doesNotNeedToSendUpdate() const {
bool ObjectMotionState::shouldSendUpdate(uint32_t simulationFrame) { bool ObjectMotionState::shouldSendUpdate(uint32_t simulationFrame) {
assert(_body); assert(_body);
// if we've never checked before, our _sentFrame will be 0, and we need to initialize our state
if (_sentFrame == 0) {
_sentPosition = bulletToGLM(_body->getWorldTransform().getOrigin());
_sentVelocity = bulletToGLM(_body->getLinearVelocity());
_sentAngularVelocity = bulletToGLM(_body->getAngularVelocity());
_sentFrame = simulationFrame;
return false;
}
float dt = (float)(simulationFrame - _sentFrame) * PHYSICS_ENGINE_FIXED_SUBSTEP; float dt = (float)(simulationFrame - _sentFrame) * PHYSICS_ENGINE_FIXED_SUBSTEP;
_sentFrame = simulationFrame; _sentFrame = simulationFrame;
bool isActive = _body->isActive(); bool isActive = _body->isActive();