1 files changed, 3 insertions, 11 deletions
diff --git a/geometry.go b/geometry.go
index 1398f00..89eb1ed 100644
--- a/geometry.go
+++ b/geometry.go
@@ -1,14 +1,6 @@
 package main
 
-type Vec struct {
-	X, Y float64
-}
+import "image"
 
-type Rectangle struct {
-	leftTop     Vec
-	rightBottom Vec
-}
-
-func (r Rectangle) Contains(point Vec) bool {
-	return point.X > r.leftTop.X && point.X < r.rightBottom.X && point.Y > r.leftTop.Y && point.Y < r.rightBottom.Y
-}
+type Rectangle = image.Rectangle
+type Point = image.Point