From 6b128fb9151b803f12732dcb982af1b6501a946b Mon Sep 17 00:00:00 2001 From: Brecht Van Lommel Date: Wed, 11 Jun 2025 15:50:37 +0200 Subject: [PATCH] Cycles: Disable HIP-RT by default and mark as unstable In blender-v4.5 some problematic commits were reverted, but for 5.0 we will keep the changes and wait for the HIP SDK to be upgraded and hopefully fix these issues. Ref blender/blender#139836 --- intern/cycles/blender/addon/properties.py | 7 ++++--- 1 file changed, 4 insertions(+), 3 deletions(-) diff --git a/intern/cycles/blender/addon/properties.py b/intern/cycles/blender/addon/properties.py index 25ed6db3e72..4adfc2b4bf7 100644 --- a/intern/cycles/blender/addon/properties.py +++ b/intern/cycles/blender/addon/properties.py @@ -1610,9 +1610,10 @@ class CyclesPreferences(bpy.types.AddonPreferences): ) use_hiprt: BoolProperty( - name="HIP RT", - description="HIP RT enables AMD hardware ray tracing on RDNA2 and above", - default=True, + name="HIP RT (Unstable)", + description="HIP RT enables AMD hardware ray tracing on RDNA2 and above. This currently has known stability " + "issues, that are expected to be solved before the next release.", + default=False, ) use_oneapirt: BoolProperty(