use negate_v3 rather then multiplying a vector by -1.0 (no functional changes)

2 files changed, 4 insertions, 7 deletions

diff --git a/source/blender/editors/transform/transform.c b/source/blender/editors/transform/transform.c
index 6013ff5f105..f19265679f9 100644
--- a/source/blender/editors/transform/transform.c
+++ b/source/blender/editors/transform/transform.c
@@ -2718,8 +2718,7 @@ void initRotation(TransInfo *t)
 	if (t->flag & T_2D_EDIT)
 		t->flag |= T_NO_CONSTRAINT;
 
-	VECCOPY(t->axis, t->viewinv[2]);
-	mul_v3_fl(t->axis, -1.0f);
+	negate_v3_v3(t->axis, t->viewinv[2]);
 	normalize_v3(t->axis);
 }
 
@@ -2977,8 +2976,7 @@ int Rotation(TransInfo *t, short mval[2])
 		t->con.applyRot(t, NULL, t->axis, &final);
 	} else {
 		/* reset axis if constraint is not set */
-		VECCOPY(t->axis, t->viewinv[2]);
-		mul_v3_fl(t->axis, -1.0f);
+		negate_v3_v3(t->axis, t->viewinv[2]);
 		normalize_v3(t->axis);
 	}
 	
diff --git a/source/blender/editors/transform/transform_orientations.c b/source/blender/editors/transform/transform_orientations.c
index 76df012565e..db7d31bae56 100644
--- a/source/blender/editors/transform/transform_orientations.c
+++ b/source/blender/editors/transform/transform_orientations.c
@@ -818,9 +818,8 @@ int getTransformOrientation(const bContext *C, float normal[3], float plane[3],
  				quat_to_mat4( mat,ml_sel->quat);
 
 				VECCOPY(normal, mat[2]);
-				VECCOPY(plane, mat[1]);
 
-				mul_v3_fl(plane, -1.0);
+				negate_v3_v3(plane, mat[1]);
 				
 				result = ORIENTATION_NORMAL;
 			}
@@ -888,7 +887,7 @@ int getTransformOrientation(const bContext *C, float normal[3], float plane[3],
 					add_v3_v3v3(plane, plane, pchan->pose_mat[1]);
 				}
 			}
-			mul_v3_fl(plane, -1.0);
+			negate_v3(plane);
 			
 			/* we need the transpose of the inverse for a normal... */
 			copy_m3_m4(imat, ob->obmat);