67 lines
1.7 KiB
C++
67 lines
1.7 KiB
C++
/* SPDX-FileCopyrightText: 2023 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 balembic
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*/
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#include "abc_reader_transform.h"
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#include "abc_util.h"
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#include "DNA_object_types.h"
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#include "BLT_translation.hh"
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#include "BKE_object.hh"
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using Alembic::Abc::ISampleSelector;
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namespace blender::io::alembic {
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AbcEmptyReader::AbcEmptyReader(const Alembic::Abc::IObject &object, ImportSettings &settings)
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: AbcObjectReader(object, settings)
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{
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/* Empties have no data. It makes the import of Alembic files easier to
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* understand when we name the empty after its name in Alembic. */
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m_object_name = object.getName();
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Alembic::AbcGeom::IXform xform(object, Alembic::AbcGeom::kWrapExisting);
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m_schema = xform.getSchema();
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get_min_max_time(m_iobject, m_schema, m_min_time, m_max_time);
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}
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bool AbcEmptyReader::valid() const
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{
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return m_schema.valid();
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}
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bool AbcEmptyReader::accepts_object_type(
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const Alembic::AbcCoreAbstract::ObjectHeader &alembic_header,
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const Object *const ob,
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const char **r_err_str) const
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{
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if (!Alembic::AbcGeom::IXform::matches(alembic_header)) {
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*r_err_str = RPT_(
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"Object type mismatch, Alembic object path pointed to XForm when importing, but not any "
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"more");
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return false;
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}
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if (ob->type != OB_EMPTY) {
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*r_err_str = RPT_("Object type mismatch, Alembic object path points to XForm");
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return false;
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}
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return true;
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}
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void AbcEmptyReader::readObjectData(Main *bmain, const ISampleSelector & /*sample_sel*/)
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{
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m_object = BKE_object_add_only_object(bmain, OB_EMPTY, m_object_name.c_str());
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m_object->data = nullptr;
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}
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} // namespace blender::io::alembic
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