Public Member Functions  
bit  contains (vec3 point) 
Return whether the point is within the sphere.  
bit  contains (sphere3 sphere) 
Return whether the sphere is within the sphere.  
void  ensure (vec3 point) 
Resize the sphere to contain the point.  
void  ensure (sphere3 sphere) 
Resize the sphere to contain the other sphere.  
bit  isnan () 
Return whether this has not been initialized.  
void  set (vec3 center, float radius) 
Assign parameters.  
bit  overlaps (sphere3 other) 
Return whether this and that sphere overlap one another.  
Public Attributes  
vec3  center 
Center of the sphere.  
float  radius 
Sphere radius.  
Related Functions  
(Note that these are not member functions.)  
sphere3  asphere3 (vec3 center, float radius) 
Create a sphere with the specified parameters. 

Return whether this and that sphere overlap one another.
