Add pathfinding interfaces, still heavily wip

zone/pathfinder_null.cpp

@@ -0,0 +1,15 @@
+#include "pathfinder_null.h"
+#pragma once
+
+IPathfinder::IPath PathfinderNull::FindRoute(const glm::vec3 &start, const glm::vec3 &end)
+{
+	IPath ret;
+	ret.push_back(start);
+	ret.push_back(end);
+	return ret;
+}
+
+glm::vec3 PathfinderNull::GetRandomLocation()
+{
+	return glm::vec3();
+}