public Model3d Raycast(Ray3d ray)
{
if (m_octree != null)
{
// :: lets the compiler know to look outside class scope
return(Octree3d.Raycast(m_octree, ray));
}
Model3d result = null;
FloatL result_t = -1;
for (int i = 0, size = m_modleList.Count; i < size; ++i)
{
FloatL t = IntersectionTest3D.Ray3dWithModel3d(ray, m_modleList[i]);
if (result == null && t >= 0)
{
result = m_modleList[i];
result_t = t;
}
else if (result != null && t < result_t)
{
result = m_modleList[i];
result_t = t;
}
}
return(result);
}
public static Model3d FindClosest(List <Model3d> set, Ray3d ray)
{
if (set.Count == 0)
{
return(null);
}
Model3d closest = null;
FloatL closest_t = -1;
for (int i = 0, size = set.Count; i < size; ++i)
{
FloatL this_t = IntersectionTest3D.Ray3dWithModel3d(ray, set[i]);
if (this_t < 0)
{
continue;
}
if (closest_t < 0 || this_t < closest_t)
{
closest_t = this_t;
closest = set[i];
}
}
return(closest);
}
