ddgi shadow ray culling fix

WickedEngine/shaders/ddgi_raytraceCS.hlsl

@@ -242,7 +242,7 @@ void main(uint3 DTid : SV_DispatchThreadID, uint3 Gid : SV_GroupID, uint groupIn
 #ifdef RTAPI
 					q.TraceRayInline(
 						scene_acceleration_structure,	// RaytracingAccelerationStructure AccelerationStructure
-						RAY_FLAG_CULL_BACK_FACING_TRIANGLES |
+						RAY_FLAG_CULL_FRONT_FACING_TRIANGLES |
 						RAY_FLAG_SKIP_PROCEDURAL_PRIMITIVES |
 						RAY_FLAG_CULL_FRONT_FACING_TRIANGLES |
 						RAY_FLAG_ACCEPT_FIRST_HIT_AND_END_SEARCH,	// uint RayFlags

WickedEngine/wiVersion.cpp

@@ -9,7 +9,7 @@ namespace wi::version
 	// minor features, major updates, breaking compatibility changes
 	const int minor = 71;
 	// minor bug fixes, alterations, refactors, updates
-	const int revision = 372;
+	const int revision = 373;
 
 	const std::string version_string = std::to_string(major) + "." + std::to_string(minor) + "." + std::to_string(revision);