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radar_system/python_app/orchestration/gpr_locator.py
T
2026-05-26 15:08:56 +03:00

68 lines
2.3 KiB
Python

"""Helpers for extracting GPR objects from result collections.
Locator TCP delivery now lives in the C++ data_processor. This module retains
only the inspection helpers that the GUI uses for plotting.
"""
from __future__ import annotations
import numpy as np
from python_app.models.dataset_model import ResultCollection, ResultPayload
def collection_payload_by_name(
collection: ResultCollection,
name: str,
kind: int | None = None,
) -> ResultPayload | None:
"""Return the first collection payload matching name and optional kind."""
for payload in collection.collection_payloads:
if payload.processing_name != name:
continue
if kind is not None and int(payload.kind) != int(kind):
continue
return payload
return None
def collection_payloads_by_prefix(
collection: ResultCollection,
prefix: str,
kind: int | None = None,
) -> list[ResultPayload]:
"""Return collection payloads matching a processing-name prefix."""
payloads: list[ResultPayload] = []
for payload in collection.collection_payloads:
if not str(payload.processing_name).startswith(prefix):
continue
if kind is not None and int(payload.kind) != int(kind):
continue
payloads.append(payload)
return payloads
def collection_has_gpr_payloads(collection: ResultCollection) -> bool:
"""Return whether collection carries GPR-specific collection payloads."""
return any(
str(payload.processing_name).startswith("gpr_")
for payload in collection.collection_payloads
)
def gpr_object_rows(collection: ResultCollection) -> np.ndarray:
"""Return object rows as `[x_m, z_m, score]` from a GPR collection."""
points_payload = collection_payload_by_name(collection, "gpr_points", kind=4)
if points_payload is not None:
points = np.asarray(points_payload.table, dtype=np.float32)
if points.ndim == 2 and points.shape[1] >= 3:
return points[:, :3]
centers_payload = collection_payload_by_name(collection, "gpr_region_centers", kind=4)
if centers_payload is not None:
centers = np.asarray(centers_payload.table, dtype=np.float32)
if centers.ndim == 2 and centers.shape[1] >= 3:
return centers[:, :3]
return np.zeros((0, 3), dtype=np.float32)