Fix crash happening due to missing ob->curve_cache

It's a bit dumb to store render-time bevel list in
object's curve_cache, but that's how blender already
used to work for ages.

Proper fix is suspended for tomorrow :)

1 files changed, 8 insertions, 0 deletions

diff --git a/source/blender/blenkernel/intern/displist.c b/source/blender/blenkernel/intern/displist.c
index 51ad7ca3a67..40aabadc3c0 100644
--- a/source/blender/blenkernel/intern/displist.c
+++ b/source/blender/blenkernel/intern/displist.c
@@ -1628,11 +1628,19 @@ void BKE_displist_make_curveTypes(Scene *scene, Object *ob, int forOrco)
 void BKE_displist_make_curveTypes_forRender(Scene *scene, Object *ob, ListBase *dispbase,
                                       DerivedMesh **derivedFinal, int forOrco, int renderResolution)
 {
+	if (ob->curve_cache == NULL) {
+		ob->curve_cache = MEM_callocN(sizeof(CurveCache), "CurveCache for MBall");
+	}
+
 	do_makeDispListCurveTypes(scene, ob, dispbase, derivedFinal, 1, forOrco, renderResolution);
 }
 
 void BKE_displist_make_curveTypes_forOrco(struct Scene *scene, struct Object *ob, struct ListBase *dispbase)
 {
+	if (ob->curve_cache == NULL) {
+		ob->curve_cache = MEM_callocN(sizeof(CurveCache), "CurveCache for MBall");
+	}
+
 	do_makeDispListCurveTypes(scene, ob, dispbase, NULL, 1, 1, 1);
 }