why most of OpenGL functions' location is not known at compile-time?

RodenLuo / cpp_questions

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why most of OpenGL functions' location is not known at compile-time? #2

Open RodenLuo opened 3 years ago

RodenLuo commented 3 years ago

Since there are many different versions of OpenGL drivers, the location of most of its functions is not known at compile-time and needs to be queried at run-time.

why?