Fix for bug #8124: dupli particles were not rendering in some cases,

now added dependencies so they are passed to the render engine in
the right order to detect the duplis.

1 files changed, 13 insertions, 0 deletions

diff --git a/source/blender/blenkernel/intern/depsgraph.c b/source/blender/blenkernel/intern/depsgraph.c
index e1cecaa7a61..5133381ba9f 100644
--- a/source/blender/blenkernel/intern/depsgraph.c
+++ b/source/blender/blenkernel/intern/depsgraph.c
@@ -593,6 +593,7 @@ static void build_dag_object(DagForest *dag, DagNode *scenenode, Object *ob, int
 	psys= ob->particlesystem.first;
 	if(psys) {
 		ParticleEffectorCache *nec;
+		GroupObject *go;
 
 		for(; psys; psys=psys->next) {
 			ParticleSettings *part= psys->part;
@@ -605,6 +606,18 @@ static void build_dag_object(DagForest *dag, DagNode *scenenode, Object *ob, int
 				dag_add_relation(dag, node2, node, DAG_RL_DATA_DATA);
 			}
 
+			if(part->draw_as == PART_DRAW_OB && part->dup_ob) {
+				node2 = dag_get_node(dag, part->dup_ob);
+				dag_add_relation(dag, node, node2, DAG_RL_OB_OB);
+			}
+
+			if(part->draw_as == PART_DRAW_GR && part->dup_group) {
+				for(go=part->dup_group->gobject.first; go; go=go->next) {
+					node2 = dag_get_node(dag, go->ob);
+					dag_add_relation(dag, node, node2, DAG_RL_OB_OB);
+				}
+			}
+
 			if(psys->effectors.first)
 				psys_end_effectors(psys);
 			psys_init_effectors(ob,psys->part->eff_group,psys);