286 lines
9.8 KiB
C++
286 lines
9.8 KiB
C++
/*************************************************************************/
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/* animation.h */
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/*************************************************************************/
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/* This file is part of: */
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/* GODOT ENGINE */
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/* http://www.godotengine.org */
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/*************************************************************************/
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/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */
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/* */
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/* Permission is hereby granted, free of charge, to any person obtaining */
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/* a copy of this software and associated documentation files (the */
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/* "Software"), to deal in the Software without restriction, including */
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/* without limitation the rights to use, copy, modify, merge, publish, */
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/* distribute, sublicense, and/or sell copies of the Software, and to */
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/* permit persons to whom the Software is furnished to do so, subject to */
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/* the following conditions: */
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/* */
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/* The above copyright notice and this permission notice shall be */
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/* included in all copies or substantial portions of the Software. */
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/* */
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/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
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/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
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/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
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/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
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/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
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/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
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/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
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/*************************************************************************/
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#ifndef ANIMATION_H
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#define ANIMATION_H
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#include "resource.h"
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/**
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@author Juan Linietsky <reduzio@gmail.com>
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*/
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class Animation : public Resource {
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OBJ_TYPE( Animation, Resource );
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RES_BASE_EXTENSION("anm");
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public:
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enum LoopMode {
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LOOP_NONE,
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LOOP_ENABLED,
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LOOP_WRAP
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};
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enum TrackType {
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TYPE_VALUE, ///< Set a value in a property, can be interpolated.
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TYPE_TRANSFORM, ///< Transform a node or a bone.
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TYPE_METHOD, ///< Call any method on a specific node.
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};
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enum InterpolationType {
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INTERPOLATION_NEAREST,
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INTERPOLATION_LINEAR,
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INTERPOLATION_CUBIC
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};
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private:
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struct Track {
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TrackType type;
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InterpolationType interpolation;
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NodePath path; // path to something
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Track() { interpolation=INTERPOLATION_LINEAR; }
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virtual ~Track() {}
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};
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struct Key {
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float transition;
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float time; // time in secs
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Key() { transition=1; }
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};
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// transform key holds either Vector3 or Quaternion
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template<class T>
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struct TKey : public Key {
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float time;
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T value;
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};
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struct TransformKey {
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Vector3 loc;
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Quat rot;
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Vector3 scale;
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};
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/* TRANSFORM TRACK */
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struct TransformTrack : public Track {
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Vector< TKey<TransformKey> > transforms;
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TransformTrack() { type=TYPE_TRANSFORM; }
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};
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/* PROPERTY VALUE TRACK */
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struct ValueTrack : public Track {
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bool continuous;
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Vector< TKey<Variant> > values;
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ValueTrack() { type=TYPE_VALUE; continuous=true; }
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};
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/* METHOD TRACK */
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struct MethodKey : public Key {
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StringName method;
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Vector<Variant> params;
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};
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struct MethodTrack : public Track {
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Vector< MethodKey > methods;
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MethodTrack() { type=TYPE_METHOD; }
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};
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Vector<Track*> tracks;
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/*
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template<class T>
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int _insert_pos(float p_time, T& p_keys);*/
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template<class T>
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void _clear(T& p_keys);
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template<class T, class V>
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int _insert(float p_time, T& p_keys, const V& p_value);
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template<class K>
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inline int _find( const Vector<K>& p_keys, float p_time) const;
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_FORCE_INLINE_ Animation::TransformKey _interpolate( const Animation::TransformKey& p_a, const Animation::TransformKey& p_b, float p_c) const;
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_FORCE_INLINE_ Vector3 _interpolate( const Vector3& p_a, const Vector3& p_b, float p_c) const;
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_FORCE_INLINE_ Quat _interpolate( const Quat& p_a, const Quat& p_b, float p_c) const;
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_FORCE_INLINE_ Variant _interpolate( const Variant& p_a, const Variant& p_b, float p_c) const;
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_FORCE_INLINE_ float _interpolate( const float& p_a, const float& p_b, float p_c) const;
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_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;
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_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;
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_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;
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_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;
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_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;
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template<class T>
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_FORCE_INLINE_ T _interpolate( const Vector< TKey<T> >& p_keys, float p_time, InterpolationType p_interp,bool *p_ok) const;
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_FORCE_INLINE_ void _value_track_get_key_indices_in_range(const ValueTrack * vt, float from_time, float to_time,List<int> *p_indices) const;
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_FORCE_INLINE_ void _method_track_get_key_indices_in_range(const MethodTrack * mt, float from_time, float to_time,List<int> *p_indices) const;
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float length;
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float step;
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bool loop;
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// bind helpers
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private:
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Array _transform_track_interpolate(int p_track, float p_time) const {
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Vector3 loc;
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Quat rot;
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Vector3 scale;
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transform_track_interpolate(p_track,p_time,&loc,&rot,&scale);
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Array ret;
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ret.push_back(loc);
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ret.push_back(rot);
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ret.push_back(scale);
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return ret;
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}
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DVector<int> _value_track_get_key_indices(int p_track, float p_time, float p_delta) const {
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List<int> idxs;
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value_track_get_key_indices(p_track,p_time,p_delta,&idxs);
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DVector<int> idxr;
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for (List<int>::Element *E=idxs.front();E;E=E->next()) {
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idxr.push_back(E->get());
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}
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return idxr;
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}
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DVector<int> _method_track_get_key_indices(int p_track, float p_time, float p_delta) const {
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List<int> idxs;
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method_track_get_key_indices(p_track,p_time,p_delta,&idxs);
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DVector<int> idxr;
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for (List<int>::Element *E=idxs.front();E;E=E->next()) {
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idxr.push_back(E->get());
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}
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return idxr;
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}
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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);
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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);
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protected:
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bool _set(const StringName& p_name, const Variant& p_value);
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bool _get(const StringName& p_name,Variant &r_ret) const;
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void _get_property_list( List<PropertyInfo> *p_list) const;
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static void _bind_methods();
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public:
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int add_track(TrackType p_type,int p_at_pos=-1);
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void remove_track(int p_track);
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int get_track_count() const;
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TrackType track_get_type(int p_track) const;
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void track_set_path(int p_track,const NodePath& p_path);
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NodePath track_get_path(int p_track) const;
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int find_track(const NodePath& p_path) const;
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// transform
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void track_move_up(int p_track);
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void track_move_down(int p_track);
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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());
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void track_insert_key(int p_track, float p_time, const Variant& p_key, float p_transition=1);
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void track_set_key_transition(int p_track, int p_key_idx,float p_transition);
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void track_set_key_value(int p_track, int p_key_idx,const Variant& p_value);
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int track_find_key(int p_track, float p_time, bool p_exact=false) const;
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void track_remove_key(int p_track, int p_idx);
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void track_remove_key_at_pos(int p_track, float p_pos);
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int track_get_key_count(int p_track) const;
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Variant track_get_key_value(int p_track, int p_key_idx) const;
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float track_get_key_time(int p_track, int p_key_idx) const;
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float track_get_key_transition(int p_track, int p_key_idx) const;
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Error transform_track_get_key(int p_track, int p_key, Vector3* r_loc, Quat* r_rot, Vector3* r_scale) const;
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void track_set_interpolation_type(int p_track,InterpolationType p_interp);
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InterpolationType track_get_interpolation_type(int p_track) const;
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Error transform_track_interpolate(int p_track, float p_time, Vector3 * r_loc, Quat *r_rot, Vector3 *r_scale) const;
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Variant value_track_interpolate(int p_track, float p_time) const;
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void value_track_get_key_indices(int p_track, float p_time, float p_delta,List<int> *p_indices) const;
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void value_track_set_continuous(int p_track, bool p_continuous);
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bool value_track_is_continuous(int p_track) const;
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void method_track_get_key_indices(int p_track, float p_time, float p_delta,List<int> *p_indices) const;
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Vector<Variant> method_track_get_params(int p_track,int p_key_idx) const;
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StringName method_track_get_name(int p_track,int p_key_idx) const;
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void set_length(float p_length);
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float get_length() const;
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void set_loop(bool p_enabled);
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bool has_loop() const;
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void set_step(float p_step);
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float get_step() const;
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void clear();
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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);
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Animation();
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~Animation();
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};
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VARIANT_ENUM_CAST( Animation::TrackType );
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VARIANT_ENUM_CAST( Animation::InterpolationType );
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#endif
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