*Moved rtbuild to bf_render_raytrace

*Added vbvh - Just a experimental tree type :)
Variable Way BVH - there is no hardcoded number of childs per each Tree Node
 - idea is to optimize a tree to reduced the expected number of BB tests even after applying SAH (for that an hardcoded n-way is not enough)
 - for now childs are stored on a linked list

2 files changed, 20 insertions, 0 deletions

diff --git a/source/blender/render/intern/include/rayobject.h b/source/blender/render/intern/include/rayobject.h
index de36a1e4888..16ebc537ef9 100644
--- a/source/blender/render/intern/include/rayobject.h
+++ b/source/blender/render/intern/include/rayobject.h
@@ -29,9 +29,14 @@
 #ifndef RE_RAYOBJECT_H
 #define RE_RAYOBJECT_H
 
+#ifdef __cplusplus
+extern "C" {
+#endif
+
 #include "RE_raytrace.h"
 #include <float.h>
 
+
 /* RayObject
 	
 	A ray object is everything where we can cast rays like:
@@ -166,4 +171,10 @@ float RE_rayobject_cost(RayObject *r);
 #endif
 
 
+
+#ifdef __cplusplus
+}
+#endif
+
+
 #endif
diff --git a/source/blender/render/intern/include/rayobject_rtbuild.h b/source/blender/render/intern/include/rayobject_rtbuild.h
index a98ed38a581..b80e0868739 100644
--- a/source/blender/render/intern/include/rayobject_rtbuild.h
+++ b/source/blender/render/intern/include/rayobject_rtbuild.h
@@ -29,8 +29,13 @@
 #ifndef RE_RAYOBJECT_RTBUILD_H
 #define RE_RAYOBJECT_RTBUILD_H
 
+#ifdef __cplusplus
+extern "C" {
+#endif
+
 #include "rayobject.h"
 
+
 /*
  * Ray Tree Builder
  *	this structs helps building any type of tree
@@ -88,4 +93,8 @@ float bb_area(float *min, float *max);
 float bb_volume(float *min, float *max);
 int bb_largest_axis(float *min, float *max);
 
+#ifdef __cplusplus
+}
+#endif
+
 #endif