From c8ff517389264444bd0fa6a1b5dd9db132cf40cd Mon Sep 17 00:00:00 2001
From: bubnikv <bubnikv@gmail.com>
Date: Sun, 10 Apr 2016 19:02:00 +0200
Subject: New constructors for the bounding box with min/max points were added.
 empty(bbox) function template was added.

---
 xs/src/libslic3r/BoundingBox.hpp | 27 +++++++++++++++++++++++++++
 1 file changed, 27 insertions(+)

(limited to 'xs')

diff --git a/xs/src/libslic3r/BoundingBox.hpp b/xs/src/libslic3r/BoundingBox.hpp
index 533a19b56..4d0c1fe36 100644
--- a/xs/src/libslic3r/BoundingBox.hpp
+++ b/xs/src/libslic3r/BoundingBox.hpp
@@ -21,6 +21,7 @@ class BoundingBoxBase
     bool defined;
     
     BoundingBoxBase() : defined(false) {};
+    BoundingBoxBase(const PointClass &pmin, const PointClass &pmax) : min(pmin), max(pmax) {}
     BoundingBoxBase(const std::vector<PointClass> &points);
     void merge(const PointClass &point);
     void merge(const std::vector<PointClass> &points);
@@ -37,6 +38,7 @@ class BoundingBox3Base : public BoundingBoxBase<PointClass>
 {
     public:
     BoundingBox3Base() : BoundingBoxBase<PointClass>() {};
+    BoundingBox3Base(const PointClass &pmin, const PointClass &pmax) : BoundingBoxBase<PointClass>(pmin, pmax) {}
     BoundingBox3Base(const std::vector<PointClass> &points);
     void merge(const PointClass &point);
     void merge(const std::vector<PointClass> &points);
@@ -54,6 +56,7 @@ class BoundingBox : public BoundingBoxBase<Point>
     Polygon polygon() const;
     
     BoundingBox() : BoundingBoxBase<Point>() {};
+    BoundingBox(const Point &pmin, const Point &pmax) : BoundingBoxBase<Point>(pmin, pmax) {};
     BoundingBox(const Points &points) : BoundingBoxBase<Point>(points) {};
     BoundingBox(const Lines &lines);
 };
@@ -65,15 +68,39 @@ class BoundingBox3  : public BoundingBox3Base<Point3> {};
 class BoundingBoxf : public BoundingBoxBase<Pointf> {
     public:
     BoundingBoxf() : BoundingBoxBase<Pointf>() {};
+    BoundingBoxf(const Pointf &pmin, const Pointf &pmax) : BoundingBoxBase<Pointf>(pmin, pmax) {};
     BoundingBoxf(const std::vector<Pointf> &points) : BoundingBoxBase<Pointf>(points) {};
 };
 
 class BoundingBoxf3 : public BoundingBox3Base<Pointf3> {
     public:
     BoundingBoxf3() : BoundingBox3Base<Pointf3>() {};
+    BoundingBoxf3(const Pointf3 &pmin, const Pointf3 &pmax) : BoundingBox3Base<Pointf3>(pmin, pmax) {};
     BoundingBoxf3(const std::vector<Pointf3> &points) : BoundingBox3Base<Pointf3>(points) {};
 };
 
+template<typename VT>
+inline bool operator==(const BoundingBoxBase<VT> &bb1, const BoundingBoxBase<VT> &bb2)
+{
+    return bb1.min == bb2.min && bb1.max == bb2.max;
+}
+
+template<typename VT>
+inline bool operator!=(const BoundingBoxBase<VT> &bb1, const BoundingBoxBase<VT> &bb2)
+{
+    return !(bb1 == bb2);
+}
+
+template<typename VT>
+inline bool empty(const BoundingBoxBase<VT> &bb)
+{
+    return bb.min.x > bb.max.y || bb.min.y > bb.max.y;
+}
+
+template<typename VT>
+inline bool empty(const BoundingBox3Base<VT> &bb)
+{
+    return bb.min.x > bb.max.x || bb.min.y > bb.max.y || bb.min.z > bb.max.z;}
 }
 
 #endif
-- 
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