Class RectI

Engine/source/math/mRect.h:31–75

class RectI
{
  public:
   Point2I  point;
   Point2I  extent;

  public:
   RectI() { }
   RectI(const Point2I& in_rMin,
         const Point2I& in_rExtent);
   RectI(const S32 in_left,  const S32 in_top,
         const S32 in_width, const S32 in_height);

   void set(const Point2I& in_rMin, const Point2I& in_rExtent);
   void set(const S32 in_left,  const S32 in_top,
         const S32 in_width, const S32 in_height);

   bool intersect(const RectI& clipRect);
   bool pointInRect(const Point2I& pt) const;
   bool overlaps(RectI R) const;
   bool contains(const RectI& R) const;
   void inset(S32 x, S32 y);

   void unionRects(const RectI&);

   S32   len_x() const;
   S32   len_y() const;

   /// Returns the area of the rectangle.
   S32 area() const { return extent.x * extent.y; }

   bool operator==(const RectI&) const;
   bool operator!=(const RectI&) const;

   bool isValidRect() const { return (extent.x > 0 && extent.y > 0); }

public:

   /// A rect of zero extent.
   static const RectI Zero;

   /// A rect of 1,1 extent.
   static const RectI One;

};

class RectF
{