load calibration plugins appropriately (pupil-labs#679)

* load calibration plugins appropriately.

* Allow runtime capture managers.

Author: mkassner

pupil_src/capture/world.py

@@ -96,7 +96,7 @@ def world(timebase, eyes_are_alive, ipc_pub_url, ipc_sub_url,
 
     # Plug-ins
     from plugin import Plugin, Plugin_List, import_runtime_plugins
-    from calibration_routines import calibration_plugins, gaze_mapping_plugins
+    from calibration_routines import calibration_plugins, gaze_mapping_plugins, Calibration_Plugin
     from fixation_detector import Fixation_Detector_3D
     from recorder import Recorder
     from display_recent_gaze import Display_Recent_Gaze
@@ -109,7 +109,7 @@ def world(timebase, eyes_are_alive, ipc_pub_url, ipc_sub_url,
     from log_history import Log_History
     from frame_publisher import Frame_Publisher
     from blink_detection import Blink_Detection
-    from video_capture import source_classes, manager_classes
+    from video_capture import source_classes, manager_classes,Base_Manager
     from pupil_data_relay import Pupil_Data_Relay
     from remote_recorder import Remote_Recorder
 
@@ -145,6 +145,10 @@ def get_timestamp():
 
     # manage plugins
     runtime_plugins = import_runtime_plugins(os.path.join(g_pool.user_dir, 'plugins'))
+    calibration_plugins += [p for p in runtime_plugins if issubclass(p,Calibration_Plugin)]
+    runtime_plugins = [p for p in runtime_plugins if not issubclass(p,Calibration_Plugin)]
+    manager_classes += [p for p in runtime_plugins if issubclass(p,Base_Manager)]
+    runtime_plugins = [p for p in runtime_plugins if not issubclass(p,Base_Manager)]
     user_launchable_plugins = [Pupil_Groups, Frame_Publisher, Pupil_Remote, Time_Sync, Surface_Tracker,
                                Annotation_Capture, Log_History, Fixation_Detector_3D, Blink_Detection,
                                Remote_Recorder] + runtime_plugins

pupil_src/shared_modules/calibration_routines/__init__.py

@@ -19,6 +19,7 @@
 from . accuracy_test import Accuracy_Test
 from . hmd_calibration import HMD_Calibration, HMD_Calibration_3D
 from . gaze_mappers import Dummy_Gaze_Mapper, Monocular_Gaze_Mapper, Binocular_Gaze_Mapper,Vector_Gaze_Mapper,Binocular_Vector_Gaze_Mapper,Dual_Monocular_Gaze_Mapper
+from . calibration_plugin_base import Calibration_Plugin
 
 calibration_plugins = [Screen_Marker_Calibration,
                        Manual_Marker_Calibration,