| 313 | |
| 314 | |
| 315 | static void |
| 316 | _putzero(char *optr, PyObject *zero, PyArray_Descr *dtype) |
| 317 | { |
| 318 | if (!PyDataType_FLAGCHK(dtype, NPY_ITEM_REFCOUNT)) { |
| 319 | memset(optr, 0, dtype->elsize); |
| 320 | } |
| 321 | else if (PyDataType_HASFIELDS(dtype)) { |
| 322 | PyObject *key, *value, *title = NULL; |
| 323 | PyArray_Descr *new; |
| 324 | int offset; |
| 325 | Py_ssize_t pos = 0; |
| 326 | while (PyDict_Next(dtype->fields, &pos, &key, &value)) { |
| 327 | if (NPY_TITLE_KEY(key, value)) { |
| 328 | continue; |
| 329 | } |
| 330 | if (!PyArg_ParseTuple(value, "Oi|O", &new, &offset, &title)) { |
| 331 | return; |
| 332 | } |
| 333 | _putzero(optr + offset, zero, new); |
| 334 | } |
| 335 | } |
| 336 | else { |
| 337 | npy_intp i; |
| 338 | npy_intp nsize = dtype->elsize / sizeof(zero); |
| 339 | |
| 340 | for (i = 0; i < nsize; i++) { |
| 341 | Py_INCREF(zero); |
| 342 | memcpy(optr, &zero, sizeof(zero)); |
| 343 | optr += sizeof(zero); |
| 344 | } |
| 345 | } |
| 346 | return; |
| 347 | } |
| 348 | |
| 349 | |
| 350 | /* |