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/*
* 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.
*/
#ifndef __ANIMATIONEXPORTER_H__
#define __ANIMATIONEXPORTER_H__
#include <math.h>
#include <stdio.h>
#include <stdlib.h>
#include "BCAnimationCurve.h"
#include "DNA_action_types.h"
#include "DNA_anim_types.h"
#include "DNA_armature_types.h"
#include "DNA_camera_types.h"
#include "DNA_constraint_types.h"
#include "DNA_curve_types.h"
#include "DNA_light_types.h"
#include "DNA_material_types.h"
#include "DNA_object_types.h"
#include "DNA_scene_types.h"
#include "BLI_listbase.h"
#include "BLI_math.h"
#include "BLI_string.h"
#include "BLI_utildefines.h"
#include "BIK_api.h"
#include "BKE_action.h" // pose functions
#include "BKE_armature.h"
#include "BKE_constraint.h"
#include "BKE_fcurve.h"
#include "BKE_object.h"
#include "BKE_scene.h"
#include "ED_object.h"
#include "MEM_guardedalloc.h"
#include "RNA_access.h"
#include "COLLADASWBaseInputElement.h"
#include "COLLADASWConstants.h"
#include "COLLADASWInputList.h"
#include "COLLADASWInstanceGeometry.h"
#include "COLLADASWLibraryAnimations.h"
#include "COLLADASWParamBase.h"
#include "COLLADASWParamTemplate.h"
#include "COLLADASWPrimitves.h"
#include "COLLADASWSampler.h"
#include "COLLADASWSource.h"
#include "COLLADASWVertices.h"
#include "BCAnimationSampler.h"
#include "EffectExporter.h"
#include "collada_internal.h"
#include "IK_solver.h"
#include <algorithm> // std::find
#include <map>
#include <vector>
typedef enum BC_animation_source_type {
BC_SOURCE_TYPE_VALUE,
BC_SOURCE_TYPE_ANGLE,
BC_SOURCE_TYPE_TIMEFRAME,
} BC_animation_source_type;
typedef enum BC_global_rotation_type {
BC_NO_ROTATION,
BC_OBJECT_ROTATION,
BC_DATA_ROTATION
} BC_global_rotation_type;
class AnimationExporter : COLLADASW::LibraryAnimations {
private:
COLLADASW::StreamWriter *sw;
BCExportSettings &export_settings;
BC_global_rotation_type get_global_rotation_type(Object *ob);
public:
AnimationExporter(COLLADASW::StreamWriter *sw, BCExportSettings &export_settings)
: COLLADASW::LibraryAnimations(sw), sw(sw), export_settings(export_settings)
{
}
bool exportAnimations();
// called for each exported object
void operator()(Object *ob);
protected:
void export_object_constraint_animation(Object *ob);
void export_morph_animation(Object *ob);
void write_bone_animation_matrix(Object *ob_arm, Bone *bone);
void write_bone_animation(Object *ob_arm, Bone *bone);
void sample_and_write_bone_animation(Object *ob_arm, Bone *bone, int transform_type);
void sample_and_write_bone_animation_matrix(Object *ob_arm, Bone *bone);
void sample_animation(float *v,
std::vector<float> &frames,
int type,
Bone *bone,
Object *ob_arm,
bPoseChannel *pChan);
void sample_animation(std::vector<float[4][4]> &mats,
std::vector<float> &frames,
Bone *bone,
Object *ob_arm,
bPoseChannel *pChan);
// dae_bone_animation -> add_bone_animation
// (blend this into dae_bone_animation)
void dae_bone_animation(std::vector<float> &fra,
float *v,
int tm_type,
int axis,
std::string ob_name,
std::string bone_name);
void dae_baked_animation(std::vector<float> &fra, Object *ob_arm, Bone *bone);
void dae_baked_object_animation(std::vector<float> &fra, Object *ob);
float convert_time(float frame);
float convert_angle(float angle);
std::vector<std::vector<std::string>> anim_meta;
/* Main entry point into Animation export (called for each exported object) */
void exportAnimation(Object *ob, BCAnimationSampler &sampler);
/* export animation as separate trans/rot/scale curves */
void export_curve_animation_set(Object *ob, BCAnimationSampler &sampler, bool export_tm_curves);
/* export one single curve */
void export_curve_animation(Object *ob, BCAnimationCurve &curve);
/* export animation as matrix data */
void export_matrix_animation(Object *ob, BCAnimationSampler &sampler);
/* step through the bone hierarchy */
void export_bone_animations_recursive(Object *ob_arm, Bone *bone, BCAnimationSampler &sampler);
/* Export for one bone */
void export_bone_animation(Object *ob, Bone *bone, BCFrames &frames, BCMatrixSampleMap &outmats);
/* call to the low level collada exporter */
void export_collada_curve_animation(std::string id,
std::string name,
std::string target,
std::string axis,
BCAnimationCurve &curve,
BC_global_rotation_type global_rotation_type);
/* call to the low level collada exporter */
void export_collada_matrix_animation(std::string id,
std::string name,
std::string target,
BCFrames &frames,
BCMatrixSampleMap &outmats,
BC_global_rotation_type global_rotation_type,
Matrix &parentinv);
BCAnimationCurve *get_modified_export_curve(Object *ob,
BCAnimationCurve &curve,
BCAnimationCurveMap &curves);
/* Helper functions */
void openAnimationWithClip(std::string id, std::string name);
bool open_animation_container(bool has_container, Object *ob);
void close_animation_container(bool has_container);
/* Input and Output sources (single valued) */
std::string collada_source_from_values(BC_animation_source_type tm_channel,
COLLADASW::InputSemantic::Semantics semantic,
std::vector<float> &values,
const std::string &anim_id,
const std::string axis_name);
/* Output sources (matrix data) */
std::string collada_source_from_values(BCMatrixSampleMap &samples,
const std::string &anim_id,
BC_global_rotation_type global_rotation_type,
Matrix &parentinv);
/* Interpolation sources */
std::string collada_linear_interpolation_source(int tot, const std::string &anim_id);
/* source ID = animation_name + semantic_suffix */
std::string get_semantic_suffix(COLLADASW::InputSemantic::Semantics semantic);
void add_source_parameters(COLLADASW::SourceBase::ParameterNameList ¶m,
COLLADASW::InputSemantic::Semantics semantic,
bool is_rot,
const std::string axis,
bool transform);
int get_point_in_curve(BCBezTriple &bezt,
COLLADASW::InputSemantic::Semantics semantic,
bool is_angle,
float *values);
int get_point_in_curve(const BCAnimationCurve &curve,
float sample_frame,
COLLADASW::InputSemantic::Semantics semantic,
bool is_angle,
float *values);
std::string collada_tangent_from_curve(COLLADASW::InputSemantic::Semantics semantic,
BCAnimationCurve &curve,
const std::string &anim_id,
const std::string axis_name);
std::string collada_interpolation_source(const BCAnimationCurve &curve,
const std::string &anim_id,
std::string axis_name,
bool *has_tangents);
std::string get_axis_name(std::string channel, int id);
const std::string get_collada_name(std::string channel_target) const;
std::string get_collada_sid(const BCAnimationCurve &curve, const std::string axis_name);
/* ===================================== */
/* Currently unused or not (yet?) needed */
/* ===================================== */
bool is_bone_deform_group(Bone *bone);
#if 0
BC_animation_transform_type _get_transform_type(const std::string path);
void get_eul_source_for_quat(std::vector<float> &cache, Object *ob);
#endif
#ifdef WITH_MORPH_ANIMATION
void export_morph_animation(Object *ob, BCAnimationSampler &sampler);
#endif
};
#endif /* __ANIMATIONEXPORTER_H__ */
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