Add initial project files (excluding ignored content)

Maths/Maths.hpp

@@ -0,0 +1,14 @@
+#pragma once
+
+#include <windows.h>
+
+class Maths
+{
+    public:
+        // Compute new horizontal FOV based on native and target aspect ratio
+        static double CompensateHorizontalFOV(const double baseHorizontalFOVDeg, const double baseAspectRatio, const double targetAspectRatio);
+
+    private:
+        static double DegreesToRadians(double degrees);
+        static double RadiansToDegrees(double radians);
+};