base Context and Controller classes, generalization of context

nodes/singletons/Arithmetic.gd

@@ -2,7 +2,7 @@ extends Node
 class_name TK_Arithmetic
 
 static func float_mod(p_a: float, p_b: float) -> float:
-    return p_a - (p_b * floor(p_a / p_b))
+    return p_a - p_b * floor(p_a / p_b)
 
 static func vector2_mod(p_a: Vector2, p_b: Vector2) -> Vector2:
-    return p_a - (p_b * (p_a / p_b).floor())
+    return p_a - p_b * (p_a / p_b).floor()

nodes/singletons/InputUtils.gd

@@ -1,6 +1,6 @@
 extends Node
 
-func input_event_to_4way_direction(p_event: InputEvent) -> Vector2:
+func input_event_to_8way_direction(p_event: InputEvent) -> Vector2:
     var result := Vector2.ZERO
     if p_event.is_action_pressed("move_down"):
         result.y += 1
@@ -11,3 +11,15 @@ func input_event_to_4way_direction(p_event: InputEvent) -> Vector2:
     if p_event.is_action_pressed("move_left"):
         result.x -= 1
     return result
+
+func input_event_to_4way_direction(p_event: InputEvent) -> Vector2:
+    if p_event.is_action_pressed("move_down") and not p_event.is_action_pressed("move_up"):
+        return Vector2.DOWN
+    elif p_event.is_action_pressed("move_up") and not p_event.is_action_pressed("move_down"):
+        return Vector2.UP
+    elif p_event.is_action_pressed("move_left") and not p_event.is_action_pressed("move_right"):
+        return Vector2.LEFT
+    elif p_event.is_action_pressed("move_right") and not p_event.is_action_pressed("move_left"):
+        return Vector2.RIGHT
+    else:
+        return Vector2.ZERO