Adaptive bounding boxes or bounding spheres

[Glavin001]

Object3D

class Object3D
    virtual bool hit()
    virtual box bounding-box()

Bounding box for Sphere

box sphere::bounding-box ()
    vector3f min = center - vec3(radius, radius, radius);
    vector3f max = center + vec3(radius, radius, radius);
    return box(min, max);

Bounding box for Triangle

• Look into “Clipping”