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/**
* $Id$
*
* ***** 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): Chingiz Dyussenov, Arystanbek Dyussenov, Nathan Letwory.
*
* ***** END GPL LICENSE BLOCK *****
*/
#ifndef __BC_ANIMATIONIMPORTER_H__
#define __BC_ANIMATIONIMPORTER_H__
#include <map>
#include <vector>
#include "COLLADAFWAnimation.h"
#include "COLLADAFWAnimationCurve.h"
#include "COLLADAFWAnimationList.h"
#include "COLLADAFWNode.h"
#include "COLLADAFWUniqueId.h"
#include "DNA_anim_types.h"
#include "DNA_object_types.h"
#include "DNA_scene_types.h"
//#include "ArmatureImporter.h"
#include "TransformReader.h"
#include "collada_internal.h"
class ArmatureImporter;
class AnimationImporterBase
{
public:
// virtual void change_eul_to_quat(Object *ob, bAction *act) = 0;
};
class AnimationImporter : private TransformReader, public AnimationImporterBase
{
private:
ArmatureImporter *armature_importer;
Scene *scene;
std::map<COLLADAFW::UniqueId, std::vector<FCurve*> > curve_map;
std::map<COLLADAFW::UniqueId, TransformReader::Animation> uid_animated_map;
// std::map<bActionGroup*, std::vector<FCurve*> > fcurves_actionGroup_map;
std::map<COLLADAFW::UniqueId, const COLLADAFW::AnimationList*> animlist_map;
std::vector<FCurve*> unused_curves;
std::map<COLLADAFW::UniqueId, Object*> joint_objects;
FCurve *create_fcurve(int array_index, const char *rna_path);
void create_bezt(FCurve *fcu, float frame, float output);
// create one or several fcurves depending on the number of parameters being animated
void animation_to_fcurves(COLLADAFW::AnimationCurve *curve);
void fcurve_deg_to_rad(FCurve *cu);
void add_fcurves_to_object(Object *ob, std::vector<FCurve*>& curves, char *rna_path, int array_index, Animation *animated);
public:
AnimationImporter(UnitConverter *conv, ArmatureImporter *arm, Scene *scene);
~AnimationImporter();
bool write_animation(const COLLADAFW::Animation* anim);
// called on post-process stage after writeVisualScenes
bool write_animation_list(const COLLADAFW::AnimationList* animlist);
void read_node_transform(COLLADAFW::Node *node, Object *ob);
#if 0
virtual void change_eul_to_quat(Object *ob, bAction *act);
#endif
// prerequisites:
// animlist_map - map animlist id -> animlist
// curve_map - map anim id -> curve(s)
Object *translate_animation(COLLADAFW::Node *node,
std::map<COLLADAFW::UniqueId, Object*>& object_map,
std::map<COLLADAFW::UniqueId, COLLADAFW::Node*>& root_map,
COLLADAFW::Transformation::TransformationType tm_type,
Object *par_job = NULL);
// internal, better make it private
// warning: evaluates only rotation
// prerequisites: animlist_map, curve_map
void evaluate_transform_at_frame(float mat[4][4], COLLADAFW::Node *node, float fra);
// return true to indicate that mat contains a sane value
bool evaluate_animation(COLLADAFW::Transformation *tm, float mat[4][4], float fra, const char *node_id);
// gives a world-space mat of joint at rest position
void get_joint_rest_mat(float mat[4][4], COLLADAFW::Node *root, COLLADAFW::Node *node);
// gives a world-space mat, end's mat not included
bool calc_joint_parent_mat_rest(float mat[4][4], float par[4][4], COLLADAFW::Node *node, COLLADAFW::Node *end);
#ifdef ARMATURE_TEST
Object *get_joint_object(COLLADAFW::Node *root, COLLADAFW::Node *node, Object *par_job);
#endif
#if 0
// recursively evaluates joint tree until end is found, mat then is world-space matrix of end
// mat must be identity on enter, node must be root
bool evaluate_joint_world_transform_at_frame(float mat[4][4], float par[4][4], COLLADAFW::Node *node, COLLADAFW::Node *end, float fra);
#endif
void add_bone_fcurve(Object *ob, COLLADAFW::Node *node, FCurve *fcu);
void add_bezt(FCurve *fcu, float fra, float value);
};
#endif
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