Fix a maybe-uninitialized warning in tri.

QuLogic · QuLogic · commit 39fab5e5a9ed · 2019-12-23T02:35:31.000-05:00
It's not really a problem due to the empty check, but whatever.
diff --git a/src/tri/_tri.cpp b/src/tri/_tri.cpp
@@ -155,7 +155,7 @@ std::ostream& operator<<(std::ostream& os, const XYZ& xyz)
 
 
 BoundingBox::BoundingBox()
-    : empty(true)
+    : empty(true), lower(0.0, 0.0), upper(0.0, 0.0)
 {}
 
 void BoundingBox::add(const XY& point)
