search for: real_x

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2019 Jan 05
1
unsorted - suggestion for performance improvement and ALTREP support for POSIXct
...i = 0; i+1 < n ; i++) if(REAL(x)[i] > REAL(x)[i+1]) return ScalarLogical(TRUE); return ScalarLogical(FALSE);"; f1 = inline::cfunction(sig = signature(x='numeric'), body=body) # example updated with only one call to REAL() body = " R_xlen_t n, i; n = XLENGTH(x); double* real_x = REAL(x); for(i = 0; i+1 < n ; i++) if(real_x[i] > real_x[i+1]) return ScalarLogical(TRUE); return ScalarLogical(FALSE);"; f2 = inline::cfunction(sig = signature(x='numeric'), body=body) # unsorted x.double = as.double(1:1e7) + 0 x.posixct = Sys.time() + x.double microbenc...