108 lines
2.9 KiB
C
108 lines
2.9 KiB
C
/*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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* The Original Code is Copyright (C) 2020 Blender Foundation.
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* All rights reserved.
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*/
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/** \file
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* \ingroup pythonintern
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*/
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#include "BLI_utildefines.h"
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#include <Python.h>
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#include "bpy_app_usd.h"
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#include "../generic/py_capi_utils.h"
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#ifdef WITH_USD
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# include "usd.h"
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#endif
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static PyTypeObject BlenderAppUSDType;
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static PyStructSequence_Field app_usd_info_fields[] = {
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{"supported", "Boolean, True when Blender is built with USD support"},
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{"version", "The USD version as a tuple of 3 numbers"},
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{"version_string", "The USD version formatted as a string"},
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{NULL},
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};
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static PyStructSequence_Desc app_usd_info_desc = {
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"bpy.app.usd", /* name */
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"This module contains information about the Universal Scene Description library Bender is "
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"linked against", /* doc */
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app_usd_info_fields, /* fields */
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ARRAY_SIZE(app_usd_info_fields) - 1,
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};
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static PyObject *make_usd_info(void)
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{
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PyObject *usd_info = PyStructSequence_New(&BlenderAppUSDType);
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if (usd_info == NULL) {
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return NULL;
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}
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int pos = 0;
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#ifndef WITH_USD
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# define SetStrItem(str) PyStructSequence_SET_ITEM(usd_info, pos++, PyUnicode_FromString(str))
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#endif
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#define SetObjItem(obj) PyStructSequence_SET_ITEM(usd_info, pos++, obj)
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#ifdef WITH_USD
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const int curversion = USD_get_version();
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const int major = curversion / 10000;
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const int minor = (curversion / 100) % 100;
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const int patch = curversion % 100;
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SetObjItem(PyBool_FromLong(1));
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SetObjItem(PyC_Tuple_Pack_I32(major, minor, patch));
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SetObjItem(PyUnicode_FromFormat("%2d, %2d, %2d", major, minor, patch));
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#else
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SetObjItem(PyBool_FromLong(0));
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SetObjItem(PyC_Tuple_Pack_I32(0, 0, 0));
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SetStrItem("Unknown");
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#endif
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if (PyErr_Occurred()) {
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Py_CLEAR(usd_info);
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return NULL;
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}
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#undef SetStrItem
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#undef SetObjItem
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return usd_info;
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}
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PyObject *BPY_app_usd_struct(void)
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{
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PyStructSequence_InitType(&BlenderAppUSDType, &app_usd_info_desc);
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PyObject *ret = make_usd_info();
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/* prevent user from creating new instances */
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BlenderAppUSDType.tp_init = NULL;
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BlenderAppUSDType.tp_new = NULL;
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BlenderAppUSDType.tp_hash = (hashfunc)
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_Py_HashPointer; /* without this we can't do set(sys.modules) T29635. */
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return ret;
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}
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