Speed-up math.dist() by 30% (GH-9628)
This commit is contained in:
parent
e45473e3ca
commit
df8101517a
|
@ -294,8 +294,9 @@ math_dist(PyObject *module, PyObject *const *args, Py_ssize_t nargs)
|
||||||
PyObject *p;
|
PyObject *p;
|
||||||
PyObject *q;
|
PyObject *q;
|
||||||
|
|
||||||
if (!_PyArg_ParseStack(args, nargs, "O!O!:dist",
|
if (!_PyArg_UnpackStack(args, nargs, "dist",
|
||||||
&PyTuple_Type, &p, &PyTuple_Type, &q)) {
|
2, 2,
|
||||||
|
&p, &q)) {
|
||||||
goto exit;
|
goto exit;
|
||||||
}
|
}
|
||||||
return_value = math_dist_impl(module, p, q);
|
return_value = math_dist_impl(module, p, q);
|
||||||
|
@ -522,4 +523,4 @@ math_isclose(PyObject *module, PyObject *const *args, Py_ssize_t nargs, PyObject
|
||||||
exit:
|
exit:
|
||||||
return return_value;
|
return return_value;
|
||||||
}
|
}
|
||||||
/*[clinic end generated code: output=d936137c1189b89b input=a9049054013a1b77]*/
|
/*[clinic end generated code: output=239c51a5acefbafb input=a9049054013a1b77]*/
|
||||||
|
|
|
@ -2101,8 +2101,8 @@ vector_norm(Py_ssize_t n, double *vec, double max, int found_nan)
|
||||||
/*[clinic input]
|
/*[clinic input]
|
||||||
math.dist
|
math.dist
|
||||||
|
|
||||||
p: object(subclass_of='&PyTuple_Type')
|
p: object
|
||||||
q: object(subclass_of='&PyTuple_Type')
|
q: object
|
||||||
/
|
/
|
||||||
|
|
||||||
Return the Euclidean distance between two points p and q.
|
Return the Euclidean distance between two points p and q.
|
||||||
|
@ -2116,7 +2116,7 @@ Roughly equivalent to:
|
||||||
|
|
||||||
static PyObject *
|
static PyObject *
|
||||||
math_dist_impl(PyObject *module, PyObject *p, PyObject *q)
|
math_dist_impl(PyObject *module, PyObject *p, PyObject *q)
|
||||||
/*[clinic end generated code: output=56bd9538d06bbcfe input=937122eaa5f19272]*/
|
/*[clinic end generated code: output=56bd9538d06bbcfe input=8c83c07c7a524664]*/
|
||||||
{
|
{
|
||||||
PyObject *item;
|
PyObject *item;
|
||||||
double max = 0.0;
|
double max = 0.0;
|
||||||
|
@ -2126,6 +2126,11 @@ math_dist_impl(PyObject *module, PyObject *p, PyObject *q)
|
||||||
double diffs_on_stack[NUM_STACK_ELEMS];
|
double diffs_on_stack[NUM_STACK_ELEMS];
|
||||||
double *diffs = diffs_on_stack;
|
double *diffs = diffs_on_stack;
|
||||||
|
|
||||||
|
if (!PyTuple_Check(p) || !PyTuple_Check(q)) {
|
||||||
|
PyErr_SetString(PyExc_TypeError, "dist argument must be a tuple");
|
||||||
|
return NULL;
|
||||||
|
}
|
||||||
|
|
||||||
m = PyTuple_GET_SIZE(p);
|
m = PyTuple_GET_SIZE(p);
|
||||||
n = PyTuple_GET_SIZE(q);
|
n = PyTuple_GET_SIZE(q);
|
||||||
if (m != n) {
|
if (m != n) {
|
||||||
|
|
Loading…
Reference in New Issue