Changeset: 345dc12073e2 for MonetDB
URL: http://dev.monetdb.org/hg/MonetDB?cmd=changeset;node=345dc12073e2
Modified Files:
monetdb5/extras/pyapi/pyapi.c
Branch: pyapi
Log Message:
Speed up integer input copying (for testing purposes).
diffs (16 lines):
diff --git a/monetdb5/extras/pyapi/pyapi.c b/monetdb5/extras/pyapi/pyapi.c
--- a/monetdb5/extras/pyapi/pyapi.c
+++ b/monetdb5/extras/pyapi/pyapi.c
@@ -85,9 +85,11 @@ static int pyapiInitialized = FALSE;
// if _PYAPI_TESTING_ is enabled, and option_zerocopyinput is set to FALSE,
the BAT is copied. Otherwise the internal BAT pointer is passed to the numpy
array (zero copy)
#define BAT_TO_NP(bat, mtpe, nptpe)
\
if (!option_zerocopyinput) {
\
+ mtpe *array;
\
vararray = PyArray_Zeros(1, (npy_intp[1]) {(t_end-t_start)},
PyArray_DescrFromType(nptpe), 0); \
+ array = PyArray_DATA((PyArrayObject*)vararray);
\
for(j = t_start; j < t_end; j++) {
\
- PyArray_SETITEM((PyArrayObject*)vararray,
PyArray_GETPTR1((PyArrayObject*)vararray, j - t_start),
SCALAR_TO_PYSCALAR(mtpe, ((mtpe*) Tloc(bat, BUNfirst(bat)))[j]));
\
+ array[j - t_start] = ((mtpe*) Tloc(bat, BUNfirst(bat)))[j];
\
}
\
} else {
\
vararray = PyArray_New(&PyArray_Type, 1, (npy_intp[1])
{(t_end-t_start)}, \
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