"""stereo_ranger —— 双目稀疏目标测距（规格：docs/双目测距方案.md）。

纯算法包：输入校正后原生坐标系的左右目检测框，输出目标的 (Z, X, Y, R)
与方位。不做目标识别、图像采集与立体校正；仅依赖标准库。
"""

from .config import StereoConfig, load_from_json
from .stereo_ranger import (
    DISP_SOURCE_CENTER,
    DISP_SOURCE_EDGE,
    StereoRanger,
    focal_from_hfov,
    range_error_abs,
    range_error_rel,
)
from .types import BBoxXYXY, Detection, RangeReport

__all__ = [
    "BBoxXYXY",
    "DISP_SOURCE_CENTER",
    "DISP_SOURCE_EDGE",
    "Detection",
    "RangeReport",
    "StereoConfig",
    "StereoRanger",
    "focal_from_hfov",
    "load_from_json",
    "range_error_abs",
    "range_error_rel",
]