[Bf-extensions-cvs] [8130de94] master: Fix T64584: error in node wrangler with cycles add-on disabled

Brecht Van Lommel noreply at git.blender.org
Wed Feb 12 11:33:33 CET 2020


Commit: 8130de948d78704db21b0b1e1e3aaadcd12a0c3f
Author: Brecht Van Lommel
Date:   Wed Feb 12 11:31:30 2020 +0100
Branches: master
https://developer.blender.org/rBA8130de948d78704db21b0b1e1e3aaadcd12a0c3f

Fix T64584: error in node wrangler with cycles add-on disabled

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

M	node_wrangler.py

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

diff --git a/node_wrangler.py b/node_wrangler.py
index f1aa1e0c..a9ac8477 100644
--- a/node_wrangler.py
+++ b/node_wrangler.py
@@ -1703,7 +1703,9 @@ class NWEmissionViewer(Operator, NWBase):
                             make_links.append((emission.outputs[0], materialout.inputs[0]))
 
                         # Set brightness of viewer to compensate for Film and CM exposure
-                        intensity = 1/context.scene.cycles.film_exposure  # Film exposure is a multiplier
+                        if context.scene.render.engine == 'CYCLES' and hasattr(context.scene, 'cycles'):
+                            intensity = 1/context.scene.cycles.film_exposure  # Film exposure is a multiplier
+
                         intensity /= pow(2, (context.scene.view_settings.exposure))  # CM exposure is measured in stops/EVs (2^x)
                         emission.inputs[1].default_value = intensity



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