Fix T50034: Blender changes processor affinity unauthorized

2016-11-22 16:03:16 +01:00
parent cb694d6595
commit 751573ce6f
5 changed files with 68 additions and 3 deletions
--- a/intern/cycles/util/util_system.cpp
+++ b/intern/cycles/util/util_system.cpp
@@ -89,6 +89,20 @@ int system_cpu_thread_count()
 	return count;
 }

+unsigned short system_cpu_process_groups(unsigned short max_groups,
+                                         unsigned short *grpups)
+{
+#ifdef _WIN32
+	unsigned short group_count = max_groups;
+	if(!GetProcessGroupAffinity(GetCurrentProcess(), &group_count, grpups)) {
+		return 0;
+	}
+	return group_count;
+#else
+	return 0;
+#endif
+}
+
 #if !defined(_WIN32) || defined(FREE_WINDOWS)
 static void __cpuid(int data[4], int selector)
 {