iterative culling algorithm

1 files changed, 13 insertions, 0 deletions

diff --git a/public/assets/javascripts/rectangles/models/vec2.js b/public/assets/javascripts/rectangles/models/vec2.js
index b0c88c1..ee02088 100644
--- a/public/assets/javascripts/rectangles/models/vec2.js
+++ b/public/assets/javascripts/rectangles/models/vec2.js
@@ -93,6 +93,19 @@
 			return (this.a < v.b && v.b <= this.b) || (v.a < this.b && this.b <= v.b)
 		}
 	}
+	vec2.prototype.overlaps = function(v){
+		if (this.a == v.a || this.b == v.b) {
+			return true
+		}
+		if (this.a < v.a) {
+			return (v.a < this.b && this.b < v.b) || (this.a < v.b && v.b < this.b)
+		}
+		else if (v.a < this.a) {
+			return (this.a < v.b && v.b < this.b) || (v.a < this.b && this.b < v.b)
+		}
+	}
+
+
 	vec2.prototype.adjacent = function(v){
 		if (this.a == v.a || this.b == v.b || this.a == v.b || this.b == v.a) {
 			return true