WIP matrix & rotation lua APIs

src/script/common/helper.h

@@ -4,6 +4,7 @@
 
 #pragma once
 
+#include <cmath>
 #include <string_view>
 
 extern "C" {
@@ -24,6 +25,12 @@ protected:
 	template <typename T>
 	static T readParam(lua_State *L, int index);
 
+	/// Type to represent a restriction to finite floats
+	template<typename T>
+	struct Finite {
+		T value;
+	};
+
 	/**
 	 * Read a value using a template type T from Lua state L at index
 	 *