From 228c5136d857216d5732eb2f988340bd37261ca6 Mon Sep 17 00:00:00 2001
From: Garritt McCune <glmccune@gmail.com>
Date: Tue, 21 Jul 2020 14:43:27 -0500
Subject: [PATCH] Minor tweaks to some of the objects to make indexing them
 easier.

---
 engine.py   | 6 ++++++
 triangle.py | 3 +++
 2 files changed, 9 insertions(+)

diff --git a/engine.py b/engine.py
index 5a22538..a4d5bc5 100644
--- a/engine.py
+++ b/engine.py
@@ -43,3 +43,9 @@ class Mesh:
 				row3 = self.vertices[int(tmp[3]) - 1]
 
 				self.triangles.append(Triangle(Matrix3x3(row1, row2, row3)))
+				
+	def __getitem__(self, key):
+		return self.triangles[key]
+		
+	def __len__(self):
+		return len(self.triangles)
diff --git a/triangle.py b/triangle.py
index cdb920c..e10b227 100644
--- a/triangle.py
+++ b/triangle.py
@@ -5,3 +5,6 @@ class Triangle:
 		self.coords = coords # Matrix3x3
 		self.object_id = None
 		self.color = None
+		
+	def __getitem__(self, key):
+		return self.coords[key]