GafferDelight : Import IECoreDelight on Windows

GafferDelight does not need any symbols from IECoreDelight, so MSVC tries to be helpful and not load IECoreDelight.dll. Skipping that means that 3Delight is never registered as a renderer, so we import / register it manually.
GafferHQ · Jan 13, 2023 · b3215a4 · b3215a4
1 parent 1ef5268
commit b3215a4
Showing 1 changed file with 17 additions and 0 deletions.
diff --git a/python/GafferDelight/__init__.py b/python/GafferDelight/__init__.py
@@ -38,4 +38,21 @@
 
 from ._GafferDelight import *
 
+# GafferDelight does not need any symbols from IECoreDelight, so MSVC tries
+# to be helpful and not load IECoreDelight.dll. Skipping that means that
+# 3Delight is never registered as a renderer, so we import / register it manually.
+
+import os
+
+ieCoreDelight = None
+
+if os.name == "nt" and ieCoreDelight is None :
+
+	import ctypes
+
+	try :
+		ieCoreDelight = ctypes.CDLL( "IECoreDelight.dll" )
+	except :
+		raise ImportError
+
 __import__( "IECore" ).loadConfig( "GAFFER_STARTUP_PATHS", subdirectory = "GafferDelight" )