Set ForceRTCheckInstanceLeafPtr to false by default

Set ForceRTCheckInstanceLeafPtr to false by default

Author: jaladreips

IGC/common/igc_flags.h

@@ -1047,7 +1047,7 @@ DECLARE_IGC_GROUP("Raytracing Options")
     DECLARE_IGC_REGKEY(bool, DisableInvalidateRTStackAfterLastRead, true, "Disables L1 cache invalidation after the last read of the RT stack. Affects rayqueries only", true)
     DECLARE_IGC_REGKEY(bool, DisableSWSubTriangleOpacityCullingEmulation, false, "Software Sub-Triangle Opacity Culling emulation", true)
     DECLARE_IGC_REGKEY(bool, DisableWideTraceRay, false, "Disable SIMD16 style message payloads for send.rta", true)
-    DECLARE_IGC_REGKEY(bool, ForceRTCheckInstanceLeafPtr, true, "Check MemHit::valid before loading GeometryIndex, PrimitiveIndex, etc.", true)
+    DECLARE_IGC_REGKEY(bool, ForceRTCheckInstanceLeafPtr, false, "Check MemHit::valid before loading GeometryIndex, PrimitiveIndex, etc.", true)
     DECLARE_IGC_REGKEY(DWORD, RTInValidDefaultIndex, 0xFFFFFFFF, "If MemHit::valid is false, the default value to return for some intrinsics like GeometryIndex or PrimitiveIndex etc.", true)
     DECLARE_IGC_REGKEY(DWORD, ForceRTCheckInstanceLeafPtrMask, 0xF, "Test only. 1: committedindex; 2: potentialindex", true)
     DECLARE_IGC_REGKEY(bool,  ForceRTShortCircuitingOR, true, "Only for specific test.... Short curcite OR condition if CommittedGeometryIndex is used", true)