[Bf-blender-cvs] [ec54a08] master: Revert "Cycles: Tweak empty boundbox children"

[Sergey Sharybin]

Commit: ec54a08d307b1b1d8af164719ea447ec8f7a40f7
Author: Sergey Sharybin
Date:   Thu Sep 15 09:39:33 2016 +0200
Branches: master
https://developer.blender.org/rBec54a08d307b1b1d8af164719ea447ec8f7a40f7

Revert "Cycles: Tweak empty boundbox children"

This reverts commit ecbfa31caaadb03c53c0fe1459718b99613c8804.

Original commit broke logic in nodes re-fitting. That area can
access non-existing children momentarely. Not sure what would
be best solution here, for now simply reverting the change/

===================================================================

M	intern/cycles/bvh/bvh.cpp

===================================================================

diff --git a/intern/cycles/bvh/bvh.cpp b/intern/cycles/bvh/bvh.cpp
index bb326d4..39b2a0c 100644
--- a/intern/cycles/bvh/bvh.cpp
+++ b/intern/cycles/bvh/bvh.cpp
@@ -885,7 +885,7 @@ void QBVH::pack_aligned_node(int idx,
 		data[5][i] = FLT_MAX;
 		data[6][i] = -FLT_MAX;
 
-		data[7][i] = __int_as_float(INT_MAX);
+		data[7][i] = __int_as_float(0);
 	}
 
 	memcpy(&pack.nodes[idx], data, sizeof(float4)*BVH_QNODE_SIZE);
@@ -968,7 +968,7 @@ void QBVH::pack_unaligned_node(int idx,
 		data[11][i] = -FLT_MAX;
 		data[12][i] = -FLT_MAX;
 
-		data[13][i] = __int_as_float(INT_MAX);
+		data[13][i] = __int_as_float(0);
 	}
 
 	memcpy(&pack.nodes[idx], data, sizeof(float4)*BVH_UNALIGNED_QNODE_SIZE);