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prevent avatar from recentering below ground

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This commit is contained in:
Andrew Meadows 2016-10-11 16:37:29 -07:00
parent 55c90e7bca
commit ef465d4443
1 changed files with 9 additions and 0 deletions
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9
interface/src/avatar/MyAvatar.cpp
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@ -251,6 +251,15 @@ void MyAvatar::centerBody() {
auto worldBodyPos = extractTranslation(worldBodyMatrix);
auto worldBodyRot = glm::normalize(glm::quat_cast(worldBodyMatrix));
if (_characterController.getState() == CharacterController::State::Ground) {
// the avatar's physical aspect thinks it is standing on something
// therefore need to be careful to not "center" the body below the floor
float downStep = glm::dot(worldBodyPos - getPosition(), _worldUpDirection);
if (downStep < -0.5f * _characterController.getCapsuleHalfHeight() + _characterController.getCapsuleRadius()) {
worldBodyPos -= downStep * _worldUpDirection;
}
}
// this will become our new position.
setPosition(worldBodyPos);
setOrientation(worldBodyRot);