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Diffstat (limited to 'source/blender/io/alembic/intern/abc_customdata.h')
-rw-r--r-- | source/blender/io/alembic/intern/abc_customdata.h | 104 |
1 files changed, 104 insertions, 0 deletions
diff --git a/source/blender/io/alembic/intern/abc_customdata.h b/source/blender/io/alembic/intern/abc_customdata.h new file mode 100644 index 00000000000..6107e230627 --- /dev/null +++ b/source/blender/io/alembic/intern/abc_customdata.h @@ -0,0 +1,104 @@ +/* + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version 2 + * of the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software Foundation, + * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. + * + * The Original Code is Copyright (C) 2016 Kévin Dietrich. + * All rights reserved. + */ + +/** \file + * \ingroup balembic + */ + +#ifndef __ABC_CUSTOMDATA_H__ +#define __ABC_CUSTOMDATA_H__ + +#include <Alembic/Abc/All.h> +#include <Alembic/AbcGeom/All.h> + +struct CustomData; +struct MLoop; +struct MLoopUV; +struct MPoly; +struct MVert; +struct Mesh; + +using Alembic::Abc::ICompoundProperty; +using Alembic::Abc::OCompoundProperty; + +struct UVSample { + std::vector<Imath::V2f> uvs; + std::vector<uint32_t> indices; +}; + +struct CDStreamConfig { + MLoop *mloop; + int totloop; + + MPoly *mpoly; + int totpoly; + + MVert *mvert; + int totvert; + + MLoopUV *mloopuv; + + CustomData *loopdata; + + bool pack_uvs; + + /* TODO(kevin): might need a better way to handle adding and/or updating + * custom data such that it updates the custom data holder and its pointers properly. */ + Mesh *mesh; + void *(*add_customdata_cb)(Mesh *mesh, const char *name, int data_type); + + float weight; + float time; + Alembic::AbcGeom::index_t index; + Alembic::AbcGeom::index_t ceil_index; + + CDStreamConfig() + : mloop(NULL), + totloop(0), + mpoly(NULL), + totpoly(0), + totvert(0), + pack_uvs(false), + mesh(NULL), + add_customdata_cb(NULL), + weight(0.0f), + time(0.0f), + index(0), + ceil_index(0) + { + } +}; + +/* Get the UVs for the main UV property on a OSchema. + * Returns the name of the UV layer. + * + * For now the active layer is used, maybe needs a better way to choose this. */ +const char *get_uv_sample(UVSample &sample, const CDStreamConfig &config, CustomData *data); + +void write_custom_data(const OCompoundProperty &prop, + const CDStreamConfig &config, + CustomData *data, + int data_type); + +void read_custom_data(const std::string &iobject_full_name, + const ICompoundProperty &prop, + const CDStreamConfig &config, + const Alembic::Abc::ISampleSelector &iss); + +#endif /* __ABC_CUSTOMDATA_H__ */ |