make working basic snake, refactor code and made gif recorder its separate thing

1 files changed, 19 insertions, 13 deletions

diff --git a/src/entities/actors/snake/scripts/head.gd b/src/entities/actors/snake/scripts/head.gd
index ea28f74..448802e 100644
--- a/src/entities/actors/snake/scripts/head.gd
+++ b/src/entities/actors/snake/scripts/head.gd
@@ -1,30 +1,36 @@
-extends Node2D
+extends KinematicBody2D
 
-var speed: float = Global.SNAKE_SPEED
-var rot_speed: float = Global.SNAKE_ROT_SPEED
-var position_update_interval: float = Global.SNAKE_POSITION_UPDATE_INTERVAL
+enum {
+	LEFT=-1,
+	RIGHT=1
+}
 
+var velocity: Vector2 = Vector2.ZERO
 var _direction: Vector2 = Vector2.UP
 var _time_elapsed: float = 0.0
 
 
-func _process(delta: float) -> void:
+func _physics_process(delta: float) -> void:
 	if Input.is_action_pressed("move_left"):
-		# _direction = _direction.rotated(deg2rad(-ROT_SPEED))
-		rotate(deg2rad(-rot_speed * delta))
+		_rotate_to(LEFT)
 	if Input.is_action_pressed("move_right"):
-		# _direction = _direction.rotated(deg2rad(ROT_SPEED))
-		rotate(deg2rad(rot_speed * delta))
+		_rotate_to(RIGHT)
 
-	move_local_x(_direction.x * speed * delta)
-	move_local_y(_direction.y * speed * delta)
+	velocity = _direction * Global.SNAKE_SPEED
 
+	# not sure if needed, worked wonders when using a Node2D instead of KB2D
+	velocity = move_and_slide(velocity)
 	_handle_time_elapsed(delta)
 
 
+func _rotate_to(direction: int) -> void:
+	rotate(deg2rad(direction * Global.SNAKE_ROT_SPEED * get_physics_process_delta_time()))
+	_direction = _direction.rotated(deg2rad(direction * Global.SNAKE_ROT_SPEED * get_physics_process_delta_time()))
+
+
 # using a timer is not recommended for < 0.01
 func _handle_time_elapsed(delta: float) -> void:
-	if _time_elapsed >= position_update_interval:
-		Event.emit_signal("new_curve_point", global_position)
+	if _time_elapsed >= Global.SNAKE_POSITION_UPDATE_INTERVAL:
+		Event.emit_signal("snake_path_new_point", global_position)
 		_time_elapsed = 0.0
 	_time_elapsed += delta