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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_EXPORTER_H__
#define __ABC_EXPORTER_H__
#include <Alembic/Abc/All.h>
#include <map>
#include <set>
#include <vector>
#include "abc_util.h"
class AbcObjectWriter;
class AbcTransformWriter;
class ArchiveWriter;
struct EvaluationContext;
struct Main;
struct Object;
struct Scene;
struct SceneLayer;
struct Base;
struct ExportSettings {
ExportSettings();
Scene *scene;
SceneLayer *sl; // Scene layer to export; all its objects will be exported, unless selected_only=true
SimpleLogger logger;
bool selected_only;
bool visible_layers_only;
bool renderable_only;
double frame_start, frame_end;
double frame_step_xform;
double frame_step_shape;
double shutter_open;
double shutter_close;
float global_scale;
bool flatten_hierarchy;
bool export_normals;
bool export_uvs;
bool export_vcols;
bool export_face_sets;
bool export_vweigths;
bool apply_subdiv;
bool use_subdiv_schema;
bool export_child_hairs;
bool export_ogawa;
bool pack_uv;
bool triangulate;
int quad_method;
int ngon_method;
bool do_convert_axis;
float convert_matrix[3][3];
};
class AbcExporter {
ExportSettings &m_settings;
const char *m_filename;
unsigned int m_trans_sampling_index, m_shape_sampling_index;
Scene *m_scene;
ArchiveWriter *m_writer;
/* mapping from name to transform writer */
typedef std::map<std::string, AbcTransformWriter *> m_xforms_type;
m_xforms_type m_xforms;
std::vector<AbcObjectWriter *> m_shapes;
public:
AbcExporter(Scene *scene, const char *filename, ExportSettings &settings);
~AbcExporter();
void operator()(Main *bmain, float &progress, bool &was_canceled);
private:
void getShutterSamples(double step, bool time_relative, std::vector<double> &samples);
Alembic::Abc::TimeSamplingPtr createTimeSampling(double step);
void getFrameSet(double step, std::set<double> &frames);
void createTransformWritersHierarchy(EvaluationContext *eval_ctx);
void createTransformWritersFlat();
AbcTransformWriter * createTransformWriter(Object *ob, Object *parent, Object *dupliObParent);
void exploreTransform(EvaluationContext *eval_ctx, Base *ob_base, Object *parent, Object *dupliObParent);
void exploreObject(EvaluationContext *eval_ctx, Base *ob_base, Object *dupliObParent);
void createShapeWriters(EvaluationContext *eval_ctx);
void createShapeWriter(Base *ob_base, Object *dupliObParent);
AbcTransformWriter *getXForm(const std::string &name);
void setCurrentFrame(Main *bmain, double t);
};
#endif /* __ABC_EXPORTER_H__ */
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