Export CI for plFadeOpacityMods.

plFadeOpacityMods require a Coordinate Interface to correctly calculate LOS.

korman/properties/modifiers/render.py

@@ -264,6 +264,13 @@ class PlasmaFadeMod(PlasmaModifierProperties):
             mod.nearOpaq = 0.0
             mod.farOpaq = self.far_opaq
             mod.farTrans = self.far_trans
+            
+    @property
+    def requires_actor(self):
+        if self.fader_type == "FadeOpacity":
+            return True
+        else:
+            return False
 
 
 class PlasmaFollowMod(idprops.IDPropObjectMixin, PlasmaModifierProperties):