minor improvement to vector api use, replace add, multiply by 0.5 with mid_v3_v3v3

3 files changed, 8 insertions, 13 deletions

diff --git a/source/blender/bmesh/intern/bmesh_interp.c b/source/blender/bmesh/intern/bmesh_interp.c
index ffe79923730..508b3b8fcdf 100644
--- a/source/blender/bmesh/intern/bmesh_interp.c
+++ b/source/blender/bmesh/intern/bmesh_interp.c
@@ -224,10 +224,8 @@ static int compute_mdisp_quad(BMLoop *l, float v1[3], float v2[3], float v3[3],
 	/* computer center */
 	BM_face_calc_center_mean(l->f, cent);
 
-	add_v3_v3v3(p, l->prev->v->co, l->v->co);
-	mul_v3_fl(p, 0.5);
-	add_v3_v3v3(n, l->next->v->co, l->v->co);
-	mul_v3_fl(n, 0.5);
+	mid_v3_v3v3(p, l->prev->v->co, l->v->co);
+	mid_v3_v3v3(n, l->next->v->co, l->v->co);
 	
 	copy_v3_v3(v1, cent);
 	copy_v3_v3(v2, p);
@@ -525,8 +523,7 @@ void BM_face_multires_bounds_smooth(BMesh *bm, BMFace *f)
 
 		sides = (int)sqrt(mdp->totdisp);
 		for (y = 0; y < sides; y++) {
-			add_v3_v3v3(co1, mdn->disps[y * sides], mdl->disps[y]);
-			mul_v3_fl(co1, 0.5);
+			mid_v3_v3v3(co1, mdn->disps[y * sides], mdl->disps[y]);
 
 			copy_v3_v3(mdn->disps[y * sides], co1);
 			copy_v3_v3(mdl->disps[y], co1);
diff --git a/source/blender/bmesh/intern/bmesh_marking.c b/source/blender/bmesh/intern/bmesh_marking.c
index e4a838fe893..9af65d7dd7e 100644
--- a/source/blender/bmesh/intern/bmesh_marking.c
+++ b/source/blender/bmesh/intern/bmesh_marking.c
@@ -584,8 +584,7 @@ void BM_editselection_center(BMEditSelection *ese, float r_center[3])
 	}
 	else if (ese->htype == BM_EDGE) {
 		BMEdge *eed = (BMEdge *)ese->ele;
-		add_v3_v3v3(r_center, eed->v1->co, eed->v2->co);
-		mul_v3_fl(r_center, 0.5);
+		mid_v3_v3v3(r_center, eed->v1->co, eed->v2->co);
 	}
 	else if (ese->htype == BM_FACE) {
 		BMFace *efa = (BMFace *)ese->ele;
diff --git a/source/blender/bmesh/operators/bmo_removedoubles.c b/source/blender/bmesh/operators/bmo_removedoubles.c
index d3e98dd96c1..cd792f911a9 100644
--- a/source/blender/bmesh/operators/bmo_removedoubles.c
+++ b/source/blender/bmesh/operators/bmo_removedoubles.c
@@ -371,7 +371,7 @@ void bmo_collapse_exec(BMesh *bm, BMOperator *op)
 	BMIter iter;
 	BMEdge *e, **edges = NULL;
 	BLI_array_declare(edges);
-	float min[3], max[3];
+	float min[3], max[3], center[3];
 	int i, tot;
 	
 	BMO_op_callf(bm, op->flag, "collapse_uvs edges=%s", op, "edges");
@@ -400,13 +400,12 @@ void bmo_collapse_exec(BMesh *bm, BMOperator *op)
 			minmax_v3v3_v3(min, max, e->v2->co);
 		}
 
-		add_v3_v3v3(min, min, max);
-		mul_v3_fl(min, 0.5f);
+		mid_v3_v3v3(center, min, max);
 
 		/* snap edges to a point.  for initial testing purposes anyway */
 		for (i = 0; i < tot; i++) {
-			copy_v3_v3(edges[i]->v1->co, min);
-			copy_v3_v3(edges[i]->v2->co, min);
+			copy_v3_v3(edges[i]->v1->co, center);
+			copy_v3_v3(edges[i]->v2->co, center);
 			
 			if (edges[i]->v1 != edges[0]->v1)
 				BMO_slot_map_ptr_insert(bm, &weldop, "targetmap", edges[i]->v1, edges[0]->v1);