public bool IntersectRay(Ray ray, ref float distance, bool stopAtFirstHit)
{
if (triangles.Empty())
{
return(false);
}
GModelRayCallback callback = new GModelRayCallback(triangles, vertices);
meshTree.intersectRay(ray, callback, ref distance, stopAtFirstHit);
return(callback.hit);
}
public bool IsInsideObject(Vector3 pos, Vector3 down, out float z_dist)
{
z_dist = 0f;
if (triangles.Empty() || !iBound.contains(pos))
{
return(false);
}
GModelRayCallback callback = new GModelRayCallback(triangles, vertices);
Vector3 rPos = pos - 0.1f * down;
float dist = float.PositiveInfinity;
Ray ray = new Ray(rPos, down);
bool hit = IntersectRay(ray, ref dist, false);
if (hit)
{
z_dist = dist - 0.1f;
}
return(hit);
}
