void CModelDecal::SetTransform(const CMatrix3D& transform)
{
// Since decals are assumed to be horizontal and projected downwards
// onto the terrain, use just the Y-axis rotation and the translation
CMatrix3D newTransform;
newTransform.SetYRotation(transform.GetYRotation() + m_Decal.m_Angle);
newTransform.Translate(transform.GetTranslation());
CRenderableObject::SetTransform(newTransform);
InvalidatePosition();
}
/////////////////////////////////////////////////////////////////////////////////////////////////////////////
// Update: update this model to the given time, in msec
void CModel::UpdateTo(float time)
{
// update animation time, but don't calculate bone matrices - do that (lazily) when
// something requests them; that saves some calculation work for offscreen models,
// and also assures the world space, inverted bone matrices (required for normal
// skinning) are up to date with respect to m_Transform
m_AnimTime = time;
// mark vertices as dirty
SetDirty(RENDERDATA_UPDATE_VERTICES);
// mark matrices as dirty
InvalidatePosition();
}
/////////////////////////////////////////////////////////////////////////////////////////////////////////////
// SetTransform: set the transform on this object, and reorientate props accordingly
void CModel::SetTransform(const CMatrix3D& transform)
{
// call base class to set transform on this object
CRenderableObject::SetTransform(transform);
InvalidatePosition();
}
