[Bf-blender-cvs] [622d8b77a6a] master: Cycles: improve communication of supported GPUs in preferences

[Brecht Van Lommel]

Commit: 622d8b77a6ae4f66d652207c1d1de633baf0a7ee
Author: Brecht Van Lommel
Date:   Fri Oct 22 08:24:24 2021 +0200
Branches: master
https://developer.blender.org/rB622d8b77a6ae4f66d652207c1d1de633baf0a7ee

Cycles: improve communication of supported GPUs in preferences

Mention required CUDA and OptiX compute capability and minimum driver
version. For HIP there is a placeholder until we know the supported
architectures.

===================================================================

M	intern/cycles/blender/addon/properties.py

===================================================================

diff --git a/intern/cycles/blender/addon/properties.py b/intern/cycles/blender/addon/properties.py
index 7ac59cf563e..1d8ebe94694 100644
--- a/intern/cycles/blender/addon/properties.py
+++ b/intern/cycles/blender/addon/properties.py
@@ -1373,8 +1373,18 @@ class CyclesPreferences(bpy.types.AddonPreferences):
 
         if not found_device:
             col = box.column(align=True)
-            col.label(text="No compatible GPUs found for path tracing", icon='INFO')
-            col.label(text="Cycles will render on the CPU", icon='BLANK1')
+            col.label(text="No compatible GPUs found for Cycles", icon='INFO')
+
+            if device_type == 'CUDA':
+                col.label(text="Requires NVIDIA GPU with compute capability 3.0", icon='BLANK1')
+            elif device_type == 'OPTIX':
+                col.label(text="Requires NVIDIA GPU with compute capability 5.0", icon='BLANK1')
+                col.label(text="and NVIDIA driver version 470 or newer", icon='BLANK1')
+            elif device_type == 'HIP':
+                import sys
+                col.label(text="Requires discrete AMD GPU with ??? architecture", icon='BLANK1')
+                if sys.platform[:3] == "win":
+                    col.label(text="and AMD driver version ??? or newer", icon='BLANK1')
             return
 
         for device in devices: