Bounding box tests exclude higher bound, so touching items (zero spacing) don't report double hover when cursor is on edge

imgui.cpp

@@ -935,9 +935,9 @@ struct ImRect           // 2D axis aligned bounding-box
     ImVec2      GetTR() const                       { return ImVec2(Max.x,Min.y); }
     ImVec2      GetBL() const                       { return ImVec2(Min.x,Max.y); }
     ImVec2      GetBR() const                       { return Max; }
-    bool        Contains(const ImVec2& p) const     { return p.x >= Min.x && p.y >= Min.y && p.x <= Max.x && p.y <= Max.y; }
-    bool        Contains(const ImRect& r) const     { return r.Min.x >= Min.x && r.Min.y >= Min.y && r.Max.x <= Max.x && r.Max.y <= Max.y; }
-    bool        Overlaps(const ImRect& r) const     { return r.Min.y <= Max.y && r.Max.y >= Min.y && r.Min.x <= Max.x && r.Max.x >= Min.x; }
+    bool        Contains(const ImVec2& p) const     { return p.x >= Min.x && p.y >= Min.y && p.x < Max.x && p.y < Max.y; }
+    bool        Contains(const ImRect& r) const     { return r.Min.x >= Min.x && r.Min.y >= Min.y && r.Max.x < Max.x && r.Max.y < Max.y; }
+    bool        Overlaps(const ImRect& r) const     { return r.Min.y < Max.y && r.Max.y > Min.y && r.Min.x < Max.x && r.Max.x > Min.x; }
     void        Add(const ImVec2& rhs)              { Min.x = ImMin(Min.x, rhs.x); Min.y = ImMin(Min.y, rhs.y); Max.x = ImMax(Max.x, rhs.x); Max.y = ImMax(Max.x, rhs.x); }
     void        Add(const ImRect& rhs)              { Min.x = ImMin(Min.x, rhs.Min.x); Min.y = ImMin(Min.y, rhs.Min.y); Max.x = ImMax(Max.x, rhs.Max.x); Max.y = ImMax(Max.y, rhs.Max.y); }
     void        Expand(const float amount)          { Min.x -= amount; Min.y -= amount; Max.x += amount; Max.y += amount; }