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/*
* ***** BEGIN GPL LICENSE BLOCK *****
*
* 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.
*
* Contributor(s): Esteban Tovagliari, Cedric Paille, Kevin Dietrich
*
* ***** END GPL LICENSE BLOCK *****
*/
#ifndef __ABC_MESH_H__
#define __ABC_MESH_H__
#include "abc_customdata.h"
#include "abc_object.h"
struct DerivedMesh;
struct Mesh;
struct ModifierData;
/* ************************************************************************** */
class AbcMeshWriter : public AbcObjectWriter {
Alembic::AbcGeom::OPolyMeshSchema m_mesh_schema;
Alembic::AbcGeom::OPolyMeshSchema::Sample m_mesh_sample;
Alembic::AbcGeom::OSubDSchema m_subdiv_schema;
Alembic::AbcGeom::OSubDSchema::Sample m_subdiv_sample;
bool m_has_per_face_materials;
Alembic::AbcGeom::OFaceSet m_face_set;
Alembic::Abc::OArrayProperty m_mat_indices;
bool m_is_animated;
ModifierData *m_subsurf_mod;
CDStreamConfig m_custom_data_config;
bool m_is_liquid;
bool m_is_subd;
public:
AbcMeshWriter(Scene *scene,
Object *ob,
AbcTransformWriter *parent,
uint32_t time_sampling,
ExportSettings &settings);
~AbcMeshWriter();
private:
virtual void do_write();
bool isAnimated() const;
void writeMesh(DerivedMesh *dm);
void writeSubD(DerivedMesh *dm);
void getMeshInfo(DerivedMesh *dm, std::vector<float> &points,
std::vector<int32_t> &facePoints,
std::vector<int32_t> &faceCounts,
std::vector<int32_t> &creaseIndices,
std::vector<int32_t> &creaseLengths,
std::vector<float> &creaseSharpness);
DerivedMesh *getFinalMesh();
void freeMesh(DerivedMesh *dm);
void getMaterialIndices(DerivedMesh *dm, std::vector<int32_t> &indices);
void writeArbGeoParams(DerivedMesh *dm);
void getGeoGroups(DerivedMesh *dm, std::map<std::string, std::vector<int32_t> > &geoGroups);
/* fluid surfaces support */
void getVelocities(DerivedMesh *dm, std::vector<Imath::V3f> &vels);
template <typename Schema>
void writeCommonData(DerivedMesh *dm, Schema &schema);
};
/* ************************************************************************** */
class AbcMeshReader : public AbcObjectReader {
Alembic::AbcGeom::IPolyMeshSchema m_schema;
CDStreamConfig m_mesh_data;
public:
AbcMeshReader(const Alembic::Abc::IObject &object, ImportSettings &settings);
bool valid() const;
void readObjectData(Main *bmain, float time);
private:
void readFaceSetsSample(Main *bmain, Mesh *mesh, size_t poly_start,
const Alembic::AbcGeom::ISampleSelector &sample_sel);
};
void read_mesh_sample(ImportSettings *settings,
const Alembic::AbcGeom::IPolyMeshSchema &schema,
const Alembic::AbcGeom::ISampleSelector &selector,
CDStreamConfig &config,
bool &do_normals);
/* ************************************************************************** */
class AbcSubDReader : public AbcObjectReader {
Alembic::AbcGeom::ISubDSchema m_schema;
CDStreamConfig m_mesh_data;
public:
AbcSubDReader(const Alembic::Abc::IObject &object, ImportSettings &settings);
bool valid() const;
void readObjectData(Main *bmain, float time);
};
void read_subd_sample(ImportSettings *settings,
const Alembic::AbcGeom::ISubDSchema &schema,
const Alembic::AbcGeom::ISampleSelector &selector,
CDStreamConfig &config);
/* ************************************************************************** */
namespace utils {
void mesh_add_verts(struct Mesh *mesh, size_t len);
}
void read_mverts(MVert *mverts,
const Alembic::AbcGeom::P3fArraySamplePtr &positions,
const Alembic::AbcGeom::N3fArraySamplePtr &normals);
CDStreamConfig create_config(Mesh *mesh);
#endif /* __ABC_MESH_H__ */
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