Make broken pixels check only in case of non-dvred pixels

src/ctapipe_io_lst/__init__.py

@@ -1033,7 +1033,7 @@ def fill_r0r1_camera_container(self, zfits_event):
             # the code here works for both cases but not for the hypothetical
             # case of broken pixels marked as broken (so camera config as 1855 pixels)
             # and 1855 pixel_status entries but broken pixels not contained in `waveform`
-            if np.any(broken_pixels) and len(waveform) < n_pixels:
+            if not self.dvr_applied and np.any(broken_pixels) and len(waveform) < n_pixels:
                 raise NotImplementedError(
                     "Case of broken pixels not contained in waveform is not implemented."
                     "If you encounter this error, open an issue in ctapipe_io_lst noting"

src/ctapipe_io_lst/pixels.py

@@ -0,0 +1,25 @@
+import numpy as np
+from astropy.table import Table
+from .constants import N_PIXELS_MODULE 
+
+def get_pixel_table(pixel_id_map, module_id_map):
+    """
+    Construct a table of pixel / module ids from the mappings in CameraConfiguration
+    """
+    module_index = np.repeat(np.arange(len(module_id_map)), N_PIXELS_MODULE)
+    pixel_index = np.arange(len(pixel_id_map))
+
+    local_pixel_index = pixel_index % N_PIXELS_MODULE
+    hardware_pixel_id = module_id_map * N_PIXELS_MODULE + local_pixel_index
+
+    table = Table(dict(
+        pixel_id=pixel_id_map,
+        pixel_index=pixel_index,
+        hardware_pixel_id=hardware_pixel_id,
+        module_id=module_id_map,
+        local_pixel_index=local_pixel_index,
+        module_index=module_index,
+    ))
+
+    table.sort("pixel_id")
+    return table