[Bf-blender-cvs] [0e3fd70d7ac] master: Fix T53129: Cycles missing update when changing image auto refresh.

[Brecht Van Lommel]

Commit: 0e3fd70d7ac62c12ed85d3a90266994fac26bad0
Author: Brecht Van Lommel
Date:   Tue Nov 7 02:27:27 2017 +0100
Branches: master
https://developer.blender.org/rB0e3fd70d7ac62c12ed85d3a90266994fac26bad0

Fix T53129: Cycles missing update when changing image auto refresh.

Previously auto refresh worked, but only if it was already enabled before
starting the viewport render.

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

M	source/blender/makesrna/intern/rna_image.c

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

diff --git a/source/blender/makesrna/intern/rna_image.c b/source/blender/makesrna/intern/rna_image.c
index d7991ed6ef3..cb5d731efc5 100644
--- a/source/blender/makesrna/intern/rna_image.c
+++ b/source/blender/makesrna/intern/rna_image.c
@@ -174,6 +174,11 @@ static void rna_ImageUser_update(Main *UNUSED(bmain), Scene *scene, PointerRNA *
 	ImageUser *iuser = ptr->data;
 
 	BKE_image_user_frame_calc(iuser, scene->r.cfra, 0);
+
+	if(ptr->id.data) {
+		/* Update material or texture for render preview. */
+		DAG_id_tag_update(ptr->id.data, 0);
+	}
 }