Performance improvements.

git-svn-id: http://svn.drobilla.net/lad/trunk/ganv@5214 a436a847-0d15-0410-975c-d299462d15a1

1 files changed, 20 insertions, 12 deletions

diff --git a/src/edge.c b/src/edge.c
index e1d9fb7..d6ca68a 100644
--- a/src/edge.c
+++ b/src/edge.c
@@ -249,21 +249,11 @@ ganv_edge_bounds(GanvItem* item,
 	}
 }
 
-static void
-ganv_edge_update(GanvItem* item, int flags)
+void
+ganv_edge_get_coords(const GanvEdge* edge, GanvEdgeCoords* coords)
 {
-	GanvEdge*     edge = GANV_EDGE(item);
 	GanvEdgeImpl* impl = edge->impl;
 
-	if (parent_class->update) {
-		(*parent_class->update)(item, flags);
-	}
-
-	// Request redraw of old location
-	ganv_edge_request_redraw(item->canvas, &impl->old_coords);
-
-	// Calculate new coordinates from tail and head
-	GanvEdgeCoords* coords = &impl->coords;
 	GANV_NODE_GET_CLASS(impl->tail)->tail_vector(
 		impl->tail, impl->head,
 		&coords->x1, &coords->y1, &coords->cx1, &coords->cy1);
@@ -273,6 +263,7 @@ ganv_edge_update(GanvItem* item, int flags)
 
 	const double dx = coords->x2 - coords->x1;
 	const double dy = coords->y2 - coords->y1;
+
 	coords->handle_x = coords->x1 + (dx / 2.0);
 	coords->handle_y = coords->y1 + (dy / 2.0);
 
@@ -280,6 +271,23 @@ ganv_edge_update(GanvItem* item, int flags)
 	coords->cy1 = coords->y1 + (coords->cy1 * (ceil(fabs(dy)) / 4.0));
 	coords->cx2 = coords->x2 + (coords->cx2 * (ceil(fabs(dx)) / 4.0));
 	coords->cy2 = coords->y2 + (coords->cy2 * (ceil(fabs(dy)) / 4.0));
+}
+
+static void
+ganv_edge_update(GanvItem* item, int flags)
+{
+	GanvEdge*     edge = GANV_EDGE(item);
+	GanvEdgeImpl* impl = edge->impl;
+
+	if (parent_class->update) {
+		(*parent_class->update)(item, flags);
+	}
+
+	// Request redraw of old location
+	ganv_edge_request_redraw(item->canvas, &impl->old_coords);
+
+	// Calculate new coordinates from tail and head
+	ganv_edge_get_coords(edge, &impl->coords);
 
 	// Update old coordinates
 	impl->old_coords = impl->coords;