mirror of
https://github.com/Relintai/procedural_animations.git
synced 2024-11-13 08:27:19 +01:00
243 lines
7.9 KiB
C++
243 lines
7.9 KiB
C++
/*
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Copyright (c) 2020 Péter Magyar
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in all
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copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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SOFTWARE.
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*/
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#ifndef PROCEDURAL_ANIMATION_H
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#define PROCEDURAL_ANIMATION_H
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#include "core/resource.h"
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#include "core/map.h"
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#include "core/math/vector2.h"
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#include "core/pool_vector.h"
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#include "core/vector.h"
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#include "scene/resources/animation.h"
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#include "scene/resources/curve.h"
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#include "scene/resources/animation.h"
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class ProceduralAnimation : public Resource {
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GDCLASS(ProceduralAnimation, Resource);
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friend class Animation;
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protected:
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enum AnimationKeyTrackType {
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TYPE_VALUE = Animation::TYPE_VALUE,
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TYPE_TRANSFORM = Animation::TYPE_TRANSFORM,
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TYPE_METHOD = Animation::TYPE_METHOD,
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TYPE_BEZIER = Animation::TYPE_BEZIER,
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TYPE_AUDIO = Animation::TYPE_AUDIO,
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TYPE_ANIMATION = Animation::TYPE_ANIMATION,
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TYPE_NONE,
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};
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enum KeyInterpolationType {
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INTERPOLATION_NEAREST = Animation::INTERPOLATION_NEAREST,
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INTERPOLATION_LINEAR = Animation::INTERPOLATION_LINEAR,
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INTERPOLATION_CUBIC = Animation::INTERPOLATION_CUBIC,
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INTERPOLATION_CURVE,
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};
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/* Key data */
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struct AnimationKey {
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AnimationKeyTrackType type;
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NodePath path;
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bool enabled;
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AnimationKey() {
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type = TYPE_NONE;
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enabled = true;
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}
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};
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struct VariantAnimationKey : public AnimationKey {
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Variant value;
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VariantAnimationKey() {
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type = TYPE_VALUE;
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}
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};
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struct TransformAnimationKey : public AnimationKey {
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Vector3 loc;
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Quat rot;
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Vector3 scale;
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TransformAnimationKey() :
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AnimationKey() {
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type = TYPE_TRANSFORM;
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}
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};
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struct MethodAnimationKey : public AnimationKey {
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StringName method;
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Vector<Variant> params;
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MethodAnimationKey() :
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AnimationKey() {
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type = TYPE_METHOD;
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}
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};
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struct AudioAnimationKey : public AnimationKey {
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RES stream;
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float start_offset;
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float end_offset;
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AudioAnimationKey() :
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AnimationKey() {
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type = TYPE_AUDIO;
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start_offset = 0;
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end_offset = 0;
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}
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};
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/* Animation data */
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struct AnimationKeyFrame {
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String name;
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int animation_keyframe_index;
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int next_keyframe;
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Ref<Curve> in_curve;
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Vector2 position;
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AnimationKeyFrame() {
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animation_keyframe_index = 0;
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next_keyframe = -1;
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in_curve.instance();
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}
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~AnimationKeyFrame() {
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in_curve.unref();
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}
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};
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struct AnimationEntry {
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String name;
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Vector2 position;
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int start_frame_index;
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Map<int, AnimationKeyFrame *> keyframes;
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AnimationEntry() {
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start_frame_index = -1;
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}
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~AnimationEntry() {
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for (Map<int, AnimationKeyFrame *>::Element *E = keyframes.front(); E; E = E->next())
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memdelete(E->get());
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keyframes.clear();
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}
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};
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public:
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Ref<Animation> get_animation() const;
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void set_animation(const Ref<Animation> &value);
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int get_animation_fps() const;
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void set_animation_fps(const int index);
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String get_animation_keyframe_name(int keyframe_index) const;
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void set_animation_keyframe_name(int keyframe_index, const String &value);
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void remove_animation_keyframe_name(int keyframe_index);
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PoolVector<String> get_animation_keyframe_names() const;
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//Animations
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PoolVector<int> get_animation_indices() const;
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int add_animation();
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void remove_animation(const int animation_index);
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bool has_animation(const int animation_index) const;
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String get_animation_name(const int animation_index) const;
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void set_animation_name(const int animation_index, const String &value);
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Vector2 get_animation_node_position(int animation_index) const;
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void set_animation_node_position(const int animation_index, const Vector2 &value);
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int get_animation_start_frame_index(const int animation_index) const;
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void set_animation_start_frame_index(const int animation_index, const int value);
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//Keyframes
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PoolVector<int> get_keyframe_indices(const int animation_index) const;
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int add_keyframe(const int animation_index);
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void remove_keyframe(const int animation_index, const int keyframe_index);
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bool has_keyframe(const int animation_index, const int keyframe_index) const;
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String get_keyframe_name(const int animation_index, const int keyframe_index) const;
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void set_keyframe_name(const int animation_index, const int keyframe_index, const String &value);
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int get_keyframe_animation_keyframe_index(int animation_index, const int keyframe_index) const;
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void set_keyframe_animation_keyframe_index(int animation_index, const int keyframe_index, int value);
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int get_keyframe_next_keyframe_index(const int animation_index, const int keyframe_index) const;
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void set_keyframe_next_keyframe_index(const int animation_index, const int keyframe_index, const int value);
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Ref<Curve> get_keyframe_in_curve(const int animation_index, const int keyframe_index) const;
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void set_keyframe_in_curve(const int animation_index, const int keyframe_index, const Ref<Curve> &value);
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Vector2 get_keyframe_node_position(int animation_index, const int keyframe_index) const;
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void set_keyframe_node_position(const int animation_index, const int keyframe_index, const Vector2 &value);
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void initialize();
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void load_keyframe_data(int keyframe_index);
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ProceduralAnimation();
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~ProceduralAnimation();
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protected:
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_FORCE_INLINE_ TransformAnimationKey _interpolate(const TransformAnimationKey &p_a, const TransformAnimationKey &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_ TransformAnimationKey _cubic_interpolate(const TransformAnimationKey &p_pre_a, const TransformAnimationKey &p_a, const TransformAnimationKey &p_b, const TransformAnimationKey &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<AnimationKey> &p_keys, float p_time, KeyInterpolationType p_interp, bool p_loop_wrap, bool *p_ok) const;
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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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private:
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bool _initialized;
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int _animation_fps;
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String _editor_add_category_name;
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String _add_editor_category_animation_name;
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Map<int, AnimationEntry *> _animations;
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Map<int, Vector<AnimationKey> *> _animation_data;
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Ref<Animation> _animation;
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Map<int, String> _keyframe_names;
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};
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#endif |