ObjectBoble.cc

#include "ObjectBoble.hh"
 
namespace Field {
 
ObjectBoble::ObjectBoble(const System::MapdataGeoObj &params) : ObjectCollidable(params) {}
 
ObjectBoble::~ObjectBoble() = default;
 
void ObjectBoble::init() {
    m_railInterpolator->init(0.0f, 0);
    m_curTangentDir = m_railInterpolator->curTangentDir();
    m_railInterpolator->setPerPointVelocities(true);
    m_flags |= 8;
    m_scale = EGG::Vector3f(1.0f, 1.0f, 1.0f);
}
 
void ObjectBoble::calc() {
    m_railInterpolator->calc();
    m_pos = m_railInterpolator->curPos();
    m_flags |= 1;
 
    calcTangent();
}
 
void ObjectBoble::calcTangent() {
    m_curTangentDir = Interpolate(0.2f, m_curTangentDir, m_railInterpolator->curTangentDir());
    m_curTangentDir.normalise();
 
    EGG::Vector3f axis = m_curTangentDir.cross(EGG::Vector3f::ex);
    if (axis.normalise() == 0.0f) {
        axis = m_curTangentDir.cross(EGG::Vector3f::ez);
        axis.normalise();
    }
 
    setMatrixTangentTo(axis.cross(m_curTangentDir), m_curTangentDir);
}
 
} // namespace Field