GuSphere.h

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#ifndef GU_SPHERE_H
#define GU_SPHERE_H
#include "foundation/PxVec3.h"
 
namespace physx
{
 
namespace Gu
{
    class Sphere
    {
    public:
        PX_INLINE Sphere()
        {
        }
 
        PX_INLINE Sphere(const PxVec3& _center, PxF32 _radius) : center(_center), radius(_radius)
        {
        }
        PX_INLINE Sphere(const Sphere& sphere) : center(sphere.center), radius(sphere.radius)
        {
        }
        PX_INLINE ~Sphere()
        {
        }
 
        PX_INLINE   void    set(const PxVec3& _center, float _radius)       { center = _center; radius = _radius;   }
 
        PX_INLINE bool isValid() const
        {
            // Consistency condition for spheres: Radius >= 0.0f
            return radius >= 0.0f;
        }
 
        PX_INLINE bool contains(const PxVec3& p) const
        {
            return (center-p).magnitudeSquared() <= radius*radius;
        }
 
        PxVec3  center;     
        PxF32   radius;     
    };
}
 
}
 
#endif