/*************************************************************************/ /* animation.h */ /*************************************************************************/ /* This file is part of: */ /* GODOT ENGINE */ /* http://www.godotengine.org */ /*************************************************************************/ /* Copyright (c) 2007-2015 Juan Linietsky, Ariel Manzur. */ /* */ /* Permission is hereby granted, free of charge, to any person obtaining */ /* a copy of this software and associated documentation files (the */ /* "Software"), to deal in the Software without restriction, including */ /* without limitation the rights to use, copy, modify, merge, publish, */ /* distribute, sublicense, and/or sell copies of the Software, and to */ /* permit persons to whom the Software is furnished to do so, subject to */ /* the following conditions: */ /* */ /* The above copyright notice and this permission notice shall be */ /* included in all copies or substantial portions of the Software. */ /* */ /* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */ /* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */ /* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/ /* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */ /* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */ /* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */ /* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ /*************************************************************************/ #ifndef ANIMATION_H #define ANIMATION_H #include "resource.h" /** @author Juan Linietsky <reduzio@gmail.com> */ class Animation : public Resource { OBJ_TYPE( Animation, Resource ); RES_BASE_EXTENSION("anm"); public: enum LoopMode { LOOP_NONE, LOOP_ENABLED, LOOP_WRAP }; enum TrackType { TYPE_VALUE, ///< Set a value in a property, can be interpolated. TYPE_TRANSFORM, ///< Transform a node or a bone. TYPE_METHOD, ///< Call any method on a specific node. }; enum InterpolationType { INTERPOLATION_NEAREST, INTERPOLATION_LINEAR, INTERPOLATION_CUBIC }; private: struct Track { TrackType type; InterpolationType interpolation; NodePath path; // path to something Track() { interpolation=INTERPOLATION_LINEAR; } virtual ~Track() {} }; struct Key { float transition; float time; // time in secs Key() { transition=1; } }; // transform key holds either Vector3 or Quaternion template<class T> struct TKey : public Key { float time; T value; }; struct TransformKey { Vector3 loc; Quat rot; Vector3 scale; }; /* TRANSFORM TRACK */ struct TransformTrack : public Track { Vector< TKey<TransformKey> > transforms; TransformTrack() { type=TYPE_TRANSFORM; } }; /* PROPERTY VALUE TRACK */ struct ValueTrack : public Track { bool continuous; Vector< TKey<Variant> > values; ValueTrack() { type=TYPE_VALUE; continuous=true; } }; /* METHOD TRACK */ struct MethodKey : public Key { StringName method; Vector<Variant> params; }; struct MethodTrack : public Track { Vector< MethodKey > methods; MethodTrack() { type=TYPE_METHOD; } }; Vector<Track*> tracks; /* template<class T> int _insert_pos(float p_time, T& p_keys);*/ template<class T> void _clear(T& p_keys); template<class T, class V> int _insert(float p_time, T& p_keys, const V& p_value); template<class K> inline int _find( const Vector<K>& p_keys, float p_time) const; _FORCE_INLINE_ Animation::TransformKey _interpolate( const Animation::TransformKey& p_a, const Animation::TransformKey& p_b, float p_c) const; _FORCE_INLINE_ Vector3 _interpolate( const Vector3& p_a, const Vector3& p_b, float p_c) const; _FORCE_INLINE_ Quat _interpolate( const Quat& p_a, const Quat& p_b, float p_c) const; _FORCE_INLINE_ Variant _interpolate( const Variant& p_a, const Variant& p_b, float p_c) const; _FORCE_INLINE_ float _interpolate( const float& p_a, const float& p_b, float p_c) const; _FORCE_INLINE_ Animation::TransformKey _cubic_interpolate( const Animation::TransformKey& p_pre_a, const Animation::TransformKey& p_a, const Animation::TransformKey& p_b, const Animation::TransformKey& p_post_b,float p_c) const; _FORCE_INLINE_ Vector3 _cubic_interpolate( const Vector3& p_pre_a,const Vector3& p_a, const Vector3& p_b,const Vector3& p_post_b, float p_c) const; _FORCE_INLINE_ Quat _cubic_interpolate( const Quat& p_pre_a,const Quat& p_a, const Quat& p_b,const Quat& p_post_b, float p_c) const; _FORCE_INLINE_ Variant _cubic_interpolate( const Variant& p_pre_a,const Variant& p_a, const Variant& p_b, const Variant& p_post_b,float p_c) const; _FORCE_INLINE_ float _cubic_interpolate( const float& p_pre_a,const float& p_a, const float& p_b, const float& p_post_b, float p_c) const; template<class T> _FORCE_INLINE_ T _interpolate( const Vector< TKey<T> >& p_keys, float p_time, InterpolationType p_interp,bool *p_ok) const; _FORCE_INLINE_ void _value_track_get_key_indices_in_range(const ValueTrack * vt, float from_time, float to_time,List<int> *p_indices) const; _FORCE_INLINE_ void _method_track_get_key_indices_in_range(const MethodTrack * mt, float from_time, float to_time,List<int> *p_indices) const; float length; float step; bool loop; // bind helpers private: Array _transform_track_interpolate(int p_track, float p_time) const { Vector3 loc; Quat rot; Vector3 scale; transform_track_interpolate(p_track,p_time,&loc,&rot,&scale); Array ret; ret.push_back(loc); ret.push_back(rot); ret.push_back(scale); return ret; } DVector<int> _value_track_get_key_indices(int p_track, float p_time, float p_delta) const { List<int> idxs; value_track_get_key_indices(p_track,p_time,p_delta,&idxs); DVector<int> idxr; for (List<int>::Element *E=idxs.front();E;E=E->next()) { idxr.push_back(E->get()); } return idxr; } DVector<int> _method_track_get_key_indices(int p_track, float p_time, float p_delta) const { List<int> idxs; method_track_get_key_indices(p_track,p_time,p_delta,&idxs); DVector<int> idxr; for (List<int>::Element *E=idxs.front();E;E=E->next()) { idxr.push_back(E->get()); } return idxr; } bool _transform_track_optimize_key(const TKey<TransformKey> &t0,const TKey<TransformKey> &t1, const TKey<TransformKey> &t2, float p_alowed_linear_err,float p_alowed_angular_err,float p_max_optimizable_angle,const Vector3& p_norm); void _transform_track_optimize(int p_idx, float p_allowed_err=0.05, float p_alowed_angular_err=0.01,float p_max_optimizable_angle=Math_PI*0.125); protected: bool _set(const StringName& p_name, const Variant& p_value); bool _get(const StringName& p_name,Variant &r_ret) const; void _get_property_list( List<PropertyInfo> *p_list) const; static void _bind_methods(); public: int add_track(TrackType p_type,int p_at_pos=-1); void remove_track(int p_track); int get_track_count() const; TrackType track_get_type(int p_track) const; void track_set_path(int p_track,const NodePath& p_path); NodePath track_get_path(int p_track) const; int find_track(const NodePath& p_path) const; // transform void track_move_up(int p_track); void track_move_down(int p_track); int transform_track_insert_key(int p_track, float p_time, const Vector3 p_loc, const Quat& p_rot=Quat(), const Vector3& p_scale=Vector3()); void track_insert_key(int p_track, float p_time, const Variant& p_key, float p_transition=1); void track_set_key_transition(int p_track, int p_key_idx,float p_transition); void track_set_key_value(int p_track, int p_key_idx,const Variant& p_value); int track_find_key(int p_track, float p_time, bool p_exact=false) const; void track_remove_key(int p_track, int p_idx); void track_remove_key_at_pos(int p_track, float p_pos); int track_get_key_count(int p_track) const; Variant track_get_key_value(int p_track, int p_key_idx) const; float track_get_key_time(int p_track, int p_key_idx) const; float track_get_key_transition(int p_track, int p_key_idx) const; Error transform_track_get_key(int p_track, int p_key, Vector3* r_loc, Quat* r_rot, Vector3* r_scale) const; void track_set_interpolation_type(int p_track,InterpolationType p_interp); InterpolationType track_get_interpolation_type(int p_track) const; Error transform_track_interpolate(int p_track, float p_time, Vector3 * r_loc, Quat *r_rot, Vector3 *r_scale) const; Variant value_track_interpolate(int p_track, float p_time) const; void value_track_get_key_indices(int p_track, float p_time, float p_delta,List<int> *p_indices) const; void value_track_set_continuous(int p_track, bool p_continuous); bool value_track_is_continuous(int p_track) const; void method_track_get_key_indices(int p_track, float p_time, float p_delta,List<int> *p_indices) const; Vector<Variant> method_track_get_params(int p_track,int p_key_idx) const; StringName method_track_get_name(int p_track,int p_key_idx) const; void set_length(float p_length); float get_length() const; void set_loop(bool p_enabled); bool has_loop() const; void set_step(float p_step); float get_step() const; void clear(); void optimize(float p_allowed_linear_err=0.05,float p_allowed_angular_err=0.01,float p_max_optimizable_angle=Math_PI*0.125); Animation(); ~Animation(); }; VARIANT_ENUM_CAST( Animation::TrackType ); VARIANT_ENUM_CAST( Animation::InterpolationType ); #endif