added s11!

python_app/hardware_full/librevna_service.py

@@ -4,9 +4,8 @@ from __future__ import annotations
 
 from dataclasses import dataclass, field
 
-import numpy as np
-
 from python_app.hardware_full.librevna_backends import LibreVnaBackend, MockLibreVnaBackend, NativeLibreVnaBackend
+from python_app.hardware_full.librevna_driver.models import SweepResult
 from python_app.models.run_config_model import RadarSweepModel
 
 
@@ -89,10 +88,10 @@ class LibreVnaService:
             if opened_here:
                 self.close()
 
-    def acquire_s21(self) -> tuple[np.ndarray, np.ndarray]:
-        """Acquire one S21 trace from currently selected backend."""
+    def acquire(self) -> SweepResult:
+        """Acquire one sweep with all available traces from active backend."""
         if self._backend is None:
             raise RuntimeError("LibreVNA backend is not initialized")
         if self._using_mock_backend and not self._driver_available and self.backend_mode != "mock":
             raise RuntimeError("Device not found")
-        return self._backend.acquire_s21()
+        return self._backend.acquire()