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Properly fixed position of physical bodies when they are animated

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(thanks to auria).
This commit is contained in:
hiker 2014-01-26 13:35:35 +11:00
parent 3d054ea91b
commit 083c2d42bd
1 changed files with 7 additions and 10 deletions
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17
src/tracks/track_object.cpp
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@ -274,20 +274,17 @@ void TrackObject::move(const core::vector3df& xyz, const core::vector3df& hpr,
if (m_presentation != NULL) m_presentation->move(xyz, hpr, scale);
if (update_rigid_body && m_physical_object != NULL)
{
// If we set a bullet position from an irrlicht position, we need to
// get the absolute transform from the presentation object (as set in
// the line before), since xyz etc here are only relative to a
// potential parent scene node.
TrackObjectPresentationSceneNode *tops =
dynamic_cast<TrackObjectPresentationSceneNode*>(m_presentation);
if(tops)
{
core::matrix4 m = tops->getNode()->getAbsoluteTransformation();
core::vector3df xyz_abs;
m.transformVect(xyz_abs, xyz);
core::vector3df hpr_abs;
// FIXME - adding the rotations appears odd
// perhaps we should create the matrix and multiply
// with the absolute transform?
hpr_abs = hpr + tops->getNode()->getAbsoluteTransformation()
.getRotationDegrees();
m_physical_object->move(xyz_abs, hpr_abs);
const core::matrix4 &m = tops->getNode()
->getAbsoluteTransformation();
m_physical_object->move(m.getTranslation(),m.getRotationDegrees());
}
else
{