Add unfinished polygon room tool

When adding the polygon room tool, a problem with drawing polygons
arised. Drawing a simple, but nonregular polygon is not something that
is supported by raylib, so further additions to the math library are
needed.

1 files changed, 2 insertions, 1 deletions

diff --git a/src/math/polygon.rs b/src/math/polygon.rs
index 5711049..5cf8104 100644
--- a/src/math/polygon.rs
+++ b/src/math/polygon.rs
@@ -1,9 +1,10 @@
 use super::{PolygonGraph, Vec2};
 use nalgebra::{ClosedDiv, ClosedMul, ClosedSub, RealField, Scalar};
 use num_traits::Zero;
+use serde::{Deserialize, Serialize};
 use std::ops::Neg;
 
-#[derive(Debug)]
+#[derive(Debug, Deserialize, Serialize, PartialEq)]
 // TODO: Support polygons with holes
 pub struct Polygon<T: Scalar + Copy> {
     pub corners: Vec<Vec2<T>>,