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try not including the most recent sample in the smoothed velocity

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This commit is contained in:
Seth Alves 2016-07-11 14:18:28 -07:00
parent 53a366d4e8
commit 9c17890035
1 changed files with 9 additions and 6 deletions
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15
interface/src/avatar/AvatarActionHold.cpp
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@ -207,6 +207,15 @@ void AvatarActionHold::doKinematicUpdate(float deltaTimeStep) {
}
withWriteLock([&]{
glm::vec3 measuredLinearVelocity;
// there is a bit of lag between when someone releases the trigger and the software reacts to
// the release. we calculate the velocity from previous frames but not this frame (by having
// this code before where _measuredLinearVelocities is set, below) in order to help mask this.
for (int i = 0; i < AvatarActionHold::velocitySmoothFrames; i++) {
measuredLinearVelocity += _measuredLinearVelocities[i];
}
measuredLinearVelocity /= (float)AvatarActionHold::velocitySmoothFrames;
if (_previousSet) {
glm::vec3 oneFrameVelocity = (_positionalTarget - _previousPositionalTarget) / deltaTimeStep;
_measuredLinearVelocities[_measuredLinearVelocitiesIndex++] = oneFrameVelocity;
@ -215,12 +224,6 @@ void AvatarActionHold::doKinematicUpdate(float deltaTimeStep) {
}
}
glm::vec3 measuredLinearVelocity;
for (int i = 0; i < AvatarActionHold::velocitySmoothFrames; i++) {
measuredLinearVelocity += _measuredLinearVelocities[i];
}
measuredLinearVelocity /= (float)AvatarActionHold::velocitySmoothFrames;
if (_kinematicSetVelocity) {
// rigidBody->setLinearVelocity(glmToBullet(_linearVelocityTarget));
rigidBody->setLinearVelocity(glmToBullet(measuredLinearVelocity));