Einträge über GNU Scientific Library

Passing a C++ Lambda to a GSL Function

The GNU Scientific Library is a C library that offers (among other things) an integration routine. One does not pass a simple double (*f)(double) function parameter because there might be additional parameters needed. The article Currying in C lists various possibilities, the GSL implements the variant with the void *. A dummy implementation of this integration routine could look like this, for the purpose of this article: