“Fun” C++ library that interprets ASCII figures in code - what is it called? (“Multi-Dimensional Analog Literals”)

Question

A while ago I stumbled upon a C++ gem, a set of classes that through operator overloading and possibly some preprocessor tricks, let you define variables using in-code ASCII

Answer 1

I believe you are after Multi-Dimensional Analog Literals

http://www.eelis.net/C++/analogliterals.xhtml