rna: move metaball.active_element to metaball.elements.active

added rna funcs...
  elem = metaball.elements.new()
  metaball.elements.remove(elem)

2 files changed, 50 insertions, 0 deletions

diff --git a/source/blender/blenkernel/BKE_mball.h b/source/blender/blenkernel/BKE_mball.h
index 8d7d205e847..7fa4fc1a05e 100644
--- a/source/blender/blenkernel/BKE_mball.h
+++ b/source/blender/blenkernel/BKE_mball.h
@@ -162,6 +162,7 @@ void free_mball(struct MetaBall *mb);
 struct MetaBall *add_mball(char *name);
 struct MetaBall *copy_mball(struct MetaBall *mb);
 void make_local_mball(struct MetaBall *mb);
+struct MetaElem *add_metaball_element(struct MetaBall *mb, const int type);
 void tex_space_mball(struct Object *ob);
 float *make_orco_mball(struct Object *ob, struct ListBase *dispbase);
 void copy_mball_properties(struct Scene *scene, struct Object *active_object);
diff --git a/source/blender/blenkernel/intern/mball.c b/source/blender/blenkernel/intern/mball.c
index e35d8bce886..e6f38e04d76 100644
--- a/source/blender/blenkernel/intern/mball.c
+++ b/source/blender/blenkernel/intern/mball.c
@@ -176,6 +176,55 @@ void make_local_mball(MetaBall *mb)
 		}
 	}
 }
+
+/* most simple meta-element adding function
+ * dont do context menipulation here (rna uses) */
+MetaElem *add_metaball_element(MetaBall *mb, const int type)
+{
+	MetaElem *ml= MEM_callocN(sizeof(MetaElem), "metaelem");
+
+	unit_qt(ml->quat);
+
+	ml->rad= 2.0;
+	ml->s= 2.0;
+	ml->flag= MB_SCALE_RAD;
+
+	switch(type) {
+	case MB_BALL:
+		ml->type = MB_BALL;
+		ml->expx= ml->expy= ml->expz= 1.0;
+
+		break;
+	case MB_TUBE:
+		ml->type = MB_TUBE;
+		ml->expx= ml->expy= ml->expz= 1.0;
+
+		break;
+	case MB_PLANE:
+		ml->type = MB_PLANE;
+		ml->expx= ml->expy= ml->expz= 1.0;
+
+		break;
+	case MB_ELIPSOID:
+		ml->type = MB_ELIPSOID;
+		ml->expx= 1.2f;
+		ml->expy= 0.8f;
+		ml->expz= 1.0;
+		
+		break;
+	case MB_CUBE:
+		ml->type = MB_CUBE;
+		ml->expx= ml->expy= ml->expz= 1.0;
+
+		break;
+	default:
+		break;
+	}
+
+	BLI_addtail(&mb->elems, ml);
+
+	return ml;
+}
 /** Compute bounding box of all MetaElems/MetaBalls.
  *
  * Bounding box is computed from polygonized surface. Object *ob is