c3247aa4f0
NOTE: `bgl.h` was left unchanged, as it is deprecated code anyway, and its conversion to C++ does not seem immediately trivial.
94 lines
2.3 KiB
C++
94 lines
2.3 KiB
C++
/* SPDX-FileCopyrightText: 2020 Blender Authors
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*
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* SPDX-License-Identifier: GPL-2.0-or-later */
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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.hh"
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#include "../generic/py_capi_utils.hh"
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#ifdef WITH_USD
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# include "usd.hh"
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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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{nullptr},
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};
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static PyStructSequence_Desc app_usd_info_desc = {
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/*name*/ "bpy.app.usd",
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/*doc*/
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"This module contains information about the Universal Scene Description library Bender is "
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"linked against",
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/*fields*/ app_usd_info_fields,
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/*n_in_sequence*/ ARRAY_SIZE(app_usd_info_fields) - 1,
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};
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static PyObject *make_usd_info()
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{
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PyObject *usd_info = PyStructSequence_New(&BlenderAppUSDType);
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if (usd_info == nullptr) {
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return nullptr;
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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 = blender::io::usd::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 (UNLIKELY(PyErr_Occurred())) {
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Py_DECREF(usd_info);
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return nullptr;
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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()
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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 = nullptr;
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BlenderAppUSDType.tp_new = nullptr;
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/* Without this we can't do `set(sys.modules)` #29635. */
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BlenderAppUSDType.tp_hash = (hashfunc)_Py_HashPointer;
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return ret;
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}
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