Class Box3F

Engine/source/math/mBox.h:49–230

Axis-aligned bounding box (AABB). A helper class for working with boxes. It runs at F32 precision. @see Box3D

///
/// @see Box3D
class Box3F : public BoxBase
{
   public:

      Point3F minExtents; ///< Minimum extents of box
      Point3F maxExtents; ///< Maximum extents of box

      Box3F() { }

      /// Create a box from two points.
      ///
      /// Normally, this function will compensate for mismatched
      /// min/max values. If you know your values are valid, you
      /// can set in_overrideCheck to true and skip this.
      ///
      /// @param   in_rMin          Minimum extents of box.
      /// @param   in_rMax          Maximum extents of box.
      /// @param   in_overrideCheck  Pass true to skip check of extents.
      Box3F( const Point3F& in_rMin, const Point3F& in_rMax, const bool in_overrideCheck = false );

      /// Create a box from six extent values.
      ///
      /// No checking is performed as to the validity of these
      /// extents, unlike the other constructor.
      Box3F( const F32 &xMin, const F32 &yMin, const F32 &zMin, 
             const F32 &xMax, const F32 &yMax, const F32 &zMax );

      Box3F(F32 cubeSize);

      void set( const Point3F& in_rMin, const Point3F& in_rMax );

      void set( const F32 &xMin, const F32 &yMin, const F32 &zMin, 
                const F32 &xMax, const F32 &yMax, const F32 &zMax );

      /// Create box around origin given lengths
      void set( const Point3F& in_Length );   

      /// Recenter the box
      void setCenter( const Point3F& center );

      /// Check to see if a point is contained in this box.
      bool isContained( const Point3F& in_rContained ) const;
      
      /// Check if the Point2F is within the box xy extents.
      bool isContained( const Point2F &pt ) const;

      /// Check to see if another box overlaps this box.
      bool isOverlapped( const Box3F&  in_rOverlap ) const;

      /// Check if the given sphere overlaps with the box.
      bool isOverlapped( const SphereF& sphere ) const;

      /// Check to see if another box is contained in this box.
      bool isContained( const Box3F& in_rContained ) const;

      /// Returns the length of the x extent.
      F32 len_x() const { return maxExtents.x - minExtents.x; }