The state I am currently in:

EXTENDS KINEMATICBODY2D CONST ACCELERATION = 100 CONST MAX_SPEED = 200 CONST FRICTION = 400 ENUM { MOVE, ROLL, ATTACK } VAR STATE = MOVE VAR VELOCITY = VECTOR2.ZERO ONREADY VAR ANIMATIONPLAYER = $ANIMATIONPLAYER ONREADY VAR ANIMATIONTREE = $ANIMATIONTREE ONREADY VAR ANIMATIONSTATE = ANIMATIONTREE.GET("PARAMETERS/PLAYBACK") FUNC _READY(): ANIMATIONTREE.ACTIVE = TRUE FUNC _PROCESS(DELTA): MATCH STATE: MOVE: MOVE_STATE(DELTA) ROLL: PASS ATTACK: ATTACK_STATE(DELTA) FUNC MOVE_STATE(DELTA): VAR INPUT_VECTOR = VECTOR2.ZERO INPUT_VECTOR.X = INPUT.GET_ACTION_STRENGTH("UI_RIGHT") - INPUT.GET_ACTION_STRENGTH("UI_LEFT") INPUT_VECTOR.Y = INPUT.GET_ACTION_STRENGTH("UI_DOWN") - INPUT.GET_ACTION_STRENGTH("UI_UP") INPUT_VECTOR = INPUT_VECTOR.NORMALIZED() VELOCITY.X = 0 VELOCITY.Y = 0 IF INPUT_VECTOR != VECTOR2.ZERO: ANIMATIONTREE.SET("PARAMETERS/IDLE/BLEND_POSITION", INPUT_VECTOR) ANIMATIONTREE.SET("PARAMETERS/RUN/BLEND_POSITION", INPUT_VECTOR) ANIMATIONTREE.SET("PARAMETERS/ATTACK/BLEND_POSITION", INPUT_VECTOR) ANIMATIONSTATE.TRAVEL("RUN") VELOCITY += INPUT_VECTOR * ACCELERATION ELSE: ANIMATIONSTATE.TRAVEL("IDLE") VELOCITY = VECTOR2.ZERO VELOCITY = MOVE_AND_SLIDE(VELOCITY) IF INPUT.IS_ACTION_JUST_PRESSED("ATTACK"): STATE = ATTACK FUNC ATTACK_STATE(DELTA): VELOCITY = VECTOR2.ZERO ANIMATIONSTATE.TRAVEL("ATTACK") FUNC ATTACK_ANIMATION_FINISHED(): STATE = MOVE