#include // We use Rcpp here because it has cppFunction() and sourceCpp(). We do not use any Rcpp headers. // [[Rcpp::depends(tidyCpp)]] // updated to use R::Protect in lieu of R::Shield // basic example from WRE: // Here is a small example of creating an R numeric vector in C code: // #include // #include // SEXP ab; // .... // ab = PROTECT(allocVector(REALSXP, 2)); // REAL(ab)[0] = 123.45; // REAL(ab)[1] = 67.89; // UNPROTECT(1); // [[Rcpp::export]] SEXP vectorExample() { R::Protect ab( R::allocVectorNumeric(2) ); R::numericPointer(ab)[0] = 123.45; R::numericPointer(ab)[1] = 67.89; return ab; } /*** R vectorExample() */