prepare rotate to be moved in main class

source/Tetrominos/TetroO.gd

@@ -1,5 +1,5 @@
 extends "Tetromino.gd"
 
-func rotate(direction):
-	return false
-	
+const CLOCKWISE = -1
+const COUNTERCLOCKWISE = 1
+const SUPER_ROTATION_SYSTEM = [{CLOCKWISE: [], COUNTERCLOCKWISE: []}]

source/Tetrominos/Tetromino.gd

@@ -101,24 +101,24 @@ func move(movement):
 	return false
 	
 func rotate(direction):
-	var t = get_translations()
-	var rotated_translations = [t[0]]
-	for i in range(1, NB_MINOES):
-		var v = t[i]
-		v -= t[0]
-		v = Vector3(-1*direction*v.y, direction*v.x, 0)
-		v += t[0]
-		rotated_translations.append(v)
-	var movements = SUPER_ROTATION_SYSTEM[orientation][direction]
-	for i in range(movements.size()):
-		if grid_map.possible_positions(rotated_translations, movements[i]):
-			orientation = (orientation - direction) % NB_MINOES
-			set_translations(rotated_translations)
-			translate(movements[i])
-			lock_delay.start()
-			if i == 4:
-				rotation_point_5_used = true
-			return true
+	var rotations = SUPER_ROTATION_SYSTEM[orientation][direction]
+	if rotations:
+		var translations = get_translations()
+		var rotated_translations = [translations[0]]
+		for i in range(1, NB_MINOES):
+			var rotated_translation = translations[i] - translations[0]
+			rotated_translation = Vector3(-1*direction*rotated_translation.y, direction*rotated_translation.x, 0)
+			rotated_translation += translations[0]
+			rotated_translations.append(rotated_translation)
+		for i in range(rotations.size()):
+			if grid_map.possible_positions(rotated_translations, rotations[i]):
+				orientation = (orientation - direction) % NB_MINOES
+				set_translations(rotated_translations)
+				translate(rotations[i])
+				lock_delay.start()
+				if i == 4:
+					rotation_point_5_used = true
+				return true
 	return false
 	
 func t_spin():