EyeTrackVR/EyeTrackApp/config.py
2022-07-12 12:30:31 -07:00

58 lines
1.8 KiB
Python

from dataclasses import dataclass
from typing import Union, Dict
from dacite import from_dict, Config
from osc import EyeId
import os.path
import json
# TODO Who even needs synchronization? (We do.)
@dataclass
class EyeTrackCameraConfig:
threshold: "int" = 0
rotation_angle: "int" = 0
roi_window_x: "int" = 0
roi_window_y: "int" = 0
roi_window_w: "int" = 0
roi_window_h: "int" = 0
focal_length: "int" = 30
capture_source: "Union[int, str, None]" = None
vrc_eye_position_scalar: "int" = 3000
show_color_image: "bool" = False
CONFIG_FILE_NAME = "eyetrack_settings.json"
@dataclass
class EyeTrackConfig:
version: "int" = 1
right_eye: EyeTrackCameraConfig = EyeTrackCameraConfig()
left_eye: EyeTrackCameraConfig = EyeTrackCameraConfig()
eye_display_id: "EyeId" = EyeId.RIGHT
@staticmethod
def load():
if not os.path.exists(CONFIG_FILE_NAME):
print("No settings file, using base settings")
return EyeTrackConfig()
with open(CONFIG_FILE_NAME, "r") as settings_file:
try:
config: EyeTrackConfig = from_dict(
data_class=EyeTrackConfig, data=json.load(settings_file), config=Config(type_hooks={EyeId: EyeId})
)
if config.version != EyeTrackConfig().version:
raise RuntimeError(
"Configuration does not contain version number, consider invalid"
)
return config
except:
print("Configuration invalid, creating new config")
return EyeTrackConfig()
def save(self):
with open(CONFIG_FILE_NAME, "w+") as settings_file:
json.dump(obj=self.__dict__, fp=settings_file, default=lambda x: x.__dict__)