C++17: Variants!

For compatibility reason to C the C++ language include the union construct which allows to manipulate several different types in a uniform manner. The reason I’m writing that this feature exist for compatibility reasons is that is almost completely useless when you’re doing object oriented programming, the only allowed types to be used with union are POD’s, non […]

About C++

When someone tell me that he know’s C++ and that he actually is a C++ programmer I believe him, but, this statement need some further explanation about which version of C++ the fellas is talking about!. Most C++ programmers knows C++03, eventually a little of C++11 and that’s all. Nowadays the tag C++ is used by […]

C++17: map splicing

Std::list have a very useful operation which allows you to move elements from one list to another, it’s called splicing. Splicing come’s almost for free, no elements are really moved but only the pointers internally used by std::list are copied from one container to another. Here’s how splicing work: The first invocation of the splice function […]

Rendering text, not that simple at all. (part 1)

It was a kind of surprise to discover that there’s no straightforward way to render text using OpenGL, for people new to graphics programming like me drawing a text looks like a very primitive functionality which I expect to be available by default as functions like glDrawText(some context,const char*). But that’s not the case, and rendering text […]