76 lines
2.9 KiB
GDScript
76 lines
2.9 KiB
GDScript
class_name StateModifierMovement
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extends StateModifier
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## Movement Modifiers
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export var horizontal_speed: float = 0
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export var horizontal_acceleration: float = 0
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## Movement Speed Offsets (Positive or Negative)
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export var horizontal_speed_offset: float = 0
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## Applies only if offset applies
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export var horizontal_speed_offset_acceleration: float = 0
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export var jerk_factor: float = 0
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export var vertical_speed: float = 0
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export var vertical_acceleration: float = 0
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## Movement Speed Offsets (Positive or Negative)
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export var vertical_speed_offset: float = 0
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## Applies only if offset applies
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export var vertical_speed_offset_acceleration: float = 0
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export var gravity: int = 0
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## Processing Directives (help determine how the merge function works)
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var direction :float = 0.0 # -1, 0, 1
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export var only_grounded :bool = false
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enum SUB_TYPE {
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NONE, # Basic physics modifier just adds numbers
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## Disallows ability to surpass zero when applied to state kinematic values
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NEGATIVE_CONSTRAINT
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}
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func _to_string():
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return "StateModifierMovement"
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func reset():
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.reset()
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modifier_type = SUB_TYPE.NONE
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direction = 0.0
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horizontal_speed = 0
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horizontal_acceleration = 0
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## Movement Speed Offsets (Positive or Negative)
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horizontal_speed_offset = 0
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## Applies only if offset applies
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horizontal_speed_offset_acceleration = 0
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jerk_factor = 0
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func copy(_copy_state: StateModifier):
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.copy(_copy_state)
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modifier_type = _copy_state.modifier_type
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if _copy_state.to_string() == "StateModifierMovement":
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_copy_state.horizontal_speed = horizontal_speed
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_copy_state.horizontal_acceleration = horizontal_acceleration
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func merge(_merge_from_modifier: StateModifier):
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.merge(_merge_from_modifier)
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is_active = _merge_from_modifier.is_active
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if modifier_type != SUB_TYPE.NONE and _merge_from_modifier.modifier_type != SUB_TYPE.NONE:
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push_warning( "Attempt to push modifier type over existing one. Wut du?" )
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if _merge_from_modifier.to_string() == "StateModifierMovement":
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if modifier_type == SUB_TYPE.NONE and _merge_from_modifier.modifier_type != SUB_TYPE.NONE:
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modifier_type = _merge_from_modifier.modifier_type
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##TODO: I don't really need merge functions here?
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match _merge_from_modifier.modifier_type:
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_:
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horizontal_speed += _merge_from_modifier.horizontal_speed
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horizontal_acceleration += _merge_from_modifier.horizontal_acceleration
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horizontal_speed_offset += _merge_from_modifier.horizontal_speed_offset
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horizontal_speed_offset_acceleration += _merge_from_modifier.horizontal_speed_offset_acceleration
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vertical_speed += _merge_from_modifier.vertical_speed
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vertical_acceleration += _merge_from_modifier.vertical_acceleration
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vertical_speed_offset += _merge_from_modifier.vertical_speed_offset
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vertical_speed_offset_acceleration += _merge_from_modifier.vertical_speed_offset_acceleration
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direction = _merge_from_modifier.direction
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only_grounded = _merge_from_modifier.only_grounded
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