a little easing

1 files changed, 19 insertions, 0 deletions

diff --git a/assets/javascripts/rectangles/util/sort.js b/assets/javascripts/rectangles/util/sort.js
index e53a09c..008e20a 100644
--- a/assets/javascripts/rectangles/util/sort.js
+++ b/assets/javascripts/rectangles/util/sort.js
@@ -57,3 +57,22 @@ function sort_rects_by_area(list){
 	           .sort(compare_rect_area)
 	           .map(function(r){ return r[1] })
 }
+
+
+function sort_wall_els_by_x_then_z(list){
+	return list.sort(function(a,b){
+		return sort_wall_els_by_x(a,b) || sort_wall_els_by_z(a,b)
+	})
+}
+
+function sort_wall_els_by_z(list){
+	return list.sort(function(a,b){
+		return a.z < b.z ? -1 : a.z == b.z ? 0 : 1
+	})
+}
+function sort_wall_els_by_x(a){
+	return list.sort(function(a,b){
+		return a.x < b.x ? -1 : a.x == b.x ? 0 : 1
+	})
+}
+