Merge pull request #873 from MattTree/dev-major

Signature mismatch: bvh_node constructor

Author: hollasch

CHANGELOG.md

@@ -32,6 +32,7 @@ Change Log -- Ray Tracing in One Weekend
     illustration of a spatial texture.
   - Change: Broad rewrite of time management for moving objects, primarily `camera` and
     `moving_sphere`, but also impacting the API for `hittable::bounding_box()` (#799)
+  - Fix: Fixed `bvh_node` constructor definition signature (#872)
 
 ### The Rest of Your Life
 

books/RayTracingTheNextWeek.html

@@ -943,7 +943,7 @@
     class bvh_node : public hittable {
       public:
         ...
-        bvh_node(std::vector<shared_ptr<hittable>>& src_objects, size_t start, size_t end) {
+        bvh_node(const std::vector<shared_ptr<hittable>>& src_objects, size_t start, size_t end) {
             auto objects = src_objects; // Create a modifiable array of the source scene objects
 
             int axis = random_int(0,2);