bool Ellipsoid::InEllipsoid(const NX::vector<float, 3> &point) const{
const NX::vector<float, 3> v = point - GetCenter();
const float lx = NX::Dot(v, GetAxisX());
const float ly = NX::Dot(v, GetAxisY());
const float lz = NX::Dot(v, GetAxisZ());
const float dx = lx / m_fSemiAxisX;
const float dy = ly / m_fSemiAxisY;
const float dz = lz / m_fSemiAxisZ;
return dx * dx + dy * dy + dz * dz <= kf1;
}
void Camera::Move(float s)
{
MoveDirection(GetAxisZ() * s);
}