Commit: ba9453f46fa992562b455ceefcbb1a228a706830
Author: Sergey Sharybin
Date: Mon Dec 29 13:23:44 2014 +0500
Branches: master
https://developer.blender.org/rBba9453f46fa992562b455ceefcbb1a228a706830
Cycles: Disable QBVH on 32bit systems all together
The reason for this is that we don't sue SSE optimization for 32bit platforms
because of T36316.
Things to look into:
- Nail the root of the issue of that report
- Implement non-SSE traversal code for QBVH
===================================================================
M intern/cycles/blender/blender_sync.cpp
===================================================================
diff --git a/intern/cycles/blender/blender_sync.cpp
b/intern/cycles/blender/blender_sync.cpp
index d0d0c0b..97ceae7 100644
--- a/intern/cycles/blender/blender_sync.cpp
+++ b/intern/cycles/blender/blender_sync.cpp
@@ -378,10 +378,13 @@ SceneParams BlenderSync::get_scene_params(BL::Scene
b_scene, bool background, bo
else
params.persistent_data = false;
+#if !(defined(__GNUC__) && (defined(i386) || defined(_M_IX86)))
if(is_cpu) {
params.use_qbvh = system_cpu_support_sse2();
}
- else {
+ else
+#endif
+ {
params.use_qbvh = false;
}
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