create results folder if not exists

ar_tag_pose/ar_tag_pose.py

@@ -2,8 +2,11 @@ import abc
 import math
 import cv2 as cv
 import numpy as np
+from pathlib import Path
 from utils import to_board_pose_euler
 
+RESULTS_FOLDER = "results"
+
 class ArTagPose(abc.ABC):
 	detector: cv.aruco.ArucoDetector | cv.aruco.CharucoDetector = None
 	board: cv.aruco.GridBoard | cv.aruco.CharucoBoard = None
@@ -15,6 +18,9 @@ class ArTagPose(abc.ABC):
 	obj_points_list = []
 	img_points_list = []
 
+	def __init__(self):
+		Path.mkdir(Path(RESULTS_FOLDER), exist_ok=True)
+
 	@staticmethod
 	def cap_init(cap: cv.VideoCapture):
 		cap.set(cv.CAP_PROP_SETTINGS, 1)

ar_tag_pose/ar_tag_pose_aruco_board.py

@@ -15,6 +15,7 @@ def factory(dict_type: int, board_size: cv.typing.Size, marker_length: float=100
 
 class ArTagPoseArucoBoard(ArTagPose):
 	def __init__(self, dict_type: int, board_size: tuple[int, int]):
+		ArTagPose.__init__(self)
 		self.board_size = board_size
 		self.detector, self.board, self.name = factory(dict_type, board_size)
 

ar_tag_pose/ar_tag_pose_charuco_board.py

@@ -15,6 +15,7 @@ def factory(dict_type: int, board_size: cv.typing.Size, square_length: float = 5
 
 class ArTagPoseCharucoBoard(ArTagPose):
 	def __init__(self, dict_type: int, board_size: tuple[int, int]):
+		ArTagPose.__init__(self)
 		self.board_size = board_size
 		self.detector, self.board, self.name = factory(dict_type, board_size)