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Diffstat (limited to 'scene/animation/animation_node_state_machine.h')
| -rw-r--r-- | scene/animation/animation_node_state_machine.h | 189 |
1 files changed, 189 insertions, 0 deletions
diff --git a/scene/animation/animation_node_state_machine.h b/scene/animation/animation_node_state_machine.h new file mode 100644 index 0000000000..5d633d6334 --- /dev/null +++ b/scene/animation/animation_node_state_machine.h @@ -0,0 +1,189 @@ +#ifndef ANIMATION_NODE_STATE_MACHINE_H +#define ANIMATION_NODE_STATE_MACHINE_H + +#include "scene/animation/animation_tree.h" + +class AnimationNodeStateMachineTransition : public Resource { + GDCLASS(AnimationNodeStateMachineTransition, Resource) +public: + enum SwitchMode { + SWITCH_MODE_IMMEDIATE, + SWITCH_MODE_SYNC, + SWITCH_MODE_AT_END, + }; + +private: + SwitchMode switch_mode; + bool auto_advance; + StringName advance_condition; + StringName advance_condition_name; + float xfade; + bool disabled; + int priority; + +protected: + static void _bind_methods(); + +public: + void set_switch_mode(SwitchMode p_mode); + SwitchMode get_switch_mode() const; + + void set_auto_advance(bool p_enable); + bool has_auto_advance() const; + + void set_advance_condition(const StringName &p_condition); + StringName get_advance_condition() const; + + StringName get_advance_condition_name() const; + + void set_xfade_time(float p_xfade); + float get_xfade_time() const; + + void set_disabled(bool p_disabled); + bool is_disabled() const; + + void set_priority(int p_priority); + int get_priority() const; + + AnimationNodeStateMachineTransition(); +}; + +VARIANT_ENUM_CAST(AnimationNodeStateMachineTransition::SwitchMode) + +class AnimationNodeStateMachine; + +class AnimationNodeStateMachinePlayback : public Resource { + GDCLASS(AnimationNodeStateMachinePlayback, Resource); + + friend class AnimationNodeStateMachine; + + struct AStarCost { + float distance; + StringName prev; + }; + + float len_total; + + float len_current; + float pos_current; + int loops_current; + + StringName current; + + StringName fading_from; + float fading_time; + float fading_pos; + + Vector<StringName> path; + bool playing; + + StringName start_request; + bool start_request_travel; + bool stop_request; + + bool _travel(AnimationNodeStateMachine *p_state_machine, const StringName &p_travel); + + float process(AnimationNodeStateMachine *p_state_machine, float p_time, bool p_seek); + +protected: + static void _bind_methods(); + +public: + void travel(const StringName &p_state); + void start(const StringName &p_state); + void stop(); + bool is_playing() const; + StringName get_current_node() const; + StringName get_blend_from_node() const; + Vector<StringName> get_travel_path() const; + float get_current_play_pos() const; + float get_current_length() const; + + AnimationNodeStateMachinePlayback(); +}; + +class AnimationNodeStateMachine : public AnimationRootNode { + + GDCLASS(AnimationNodeStateMachine, AnimationRootNode); + +private: + friend class AnimationNodeStateMachinePlayback; + + struct State { + Ref<AnimationRootNode> node; + Vector2 position; + }; + + Map<StringName, State> states; + + struct Transition { + + StringName from; + StringName to; + Ref<AnimationNodeStateMachineTransition> transition; + }; + + Vector<Transition> transitions; + + StringName playback; + + StringName start_node; + StringName end_node; + + Vector2 graph_offset; + + void _tree_changed(); + +protected: + void _notification(int p_what); + static void _bind_methods(); + + 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; + +public: + virtual void get_parameter_list(List<PropertyInfo> *r_list) const; + virtual Variant get_parameter_default_value(const StringName &p_parameter) const; + + void add_node(const StringName &p_name, Ref<AnimationNode> p_node, const Vector2 &p_position = Vector2()); + Ref<AnimationNode> get_node(const StringName &p_name) const; + void remove_node(const StringName &p_name); + void rename_node(const StringName &p_name, const StringName &p_new_name); + bool has_node(const StringName &p_name) const; + StringName get_node_name(const Ref<AnimationNode> &p_node) const; + void get_node_list(List<StringName> *r_nodes) const; + + void set_node_position(const StringName &p_name, const Vector2 &p_position); + Vector2 get_node_position(const StringName &p_name) const; + + virtual void get_child_nodes(List<ChildNode> *r_child_nodes); + + bool has_transition(const StringName &p_from, const StringName &p_to) const; + int find_transition(const StringName &p_from, const StringName &p_to) const; + void add_transition(const StringName &p_from, const StringName &p_to, const Ref<AnimationNodeStateMachineTransition> &p_transition); + Ref<AnimationNodeStateMachineTransition> get_transition(int p_transition) const; + StringName get_transition_from(int p_transition) const; + StringName get_transition_to(int p_transition) const; + int get_transition_count() const; + void remove_transition_by_index(int p_transition); + void remove_transition(const StringName &p_from, const StringName &p_to); + + void set_start_node(const StringName &p_node); + String get_start_node() const; + + void set_end_node(const StringName &p_node); + String get_end_node() const; + + void set_graph_offset(const Vector2 &p_offset); + Vector2 get_graph_offset() const; + + virtual float process(float p_time, bool p_seek); + virtual String get_caption() const; + + virtual Ref<AnimationNode> get_child_by_name(const StringName &p_name); + + AnimationNodeStateMachine(); +}; + +#endif // ANIMATION_NODE_STATE_MACHINE_H |