Co-authored-by: Justin Buist <[email protected]>

Co-authored-by: Ronan061 <[email protected]>

subsystems/speaker_tracker.py

@@ -0,0 +1,88 @@
+from commands2 import Subsystem
+from ntcore import NetworkTableInstance
+from wpilib import SmartDashboard
+from networktables import NetworkTables
+
+
+
+pn = SmartDashboard.putNumber
+gn = SmartDashboard.getNumber
+pb = SmartDashboard.putBoolean
+gb = SmartDashboard.getBoolean
+
+sdbase = 'fakesensors/drivetrain'
+
+
+
+class SpeakerTracker(Subsystem):
+    def __init__(self):
+        super().__init__()
+
+        self.ntinst = NetworkTableInstance.getDefault().getTable('limelight')
+        self.ll_json = self.ntinst.getStringTopic("json")
+        self.ll_json_entry = self.ll_json.getEntry('[]')
+
+        self.fiducial_id = 14
+        self.speaker_tracking = False
+        self.speaker_visible = False
+        self.speaker_aimed = False
+
+
+    def is_red_alliance(self):
+        return DriverStation.getAlliance() == DriverStation.Alliance.kRed
+
+
+    def periodic(self):
+        self.speaker_tracking = self.is_speaker_tracking()
+        self.speaker_visible = self.is_speaker_visible()
+        self.speaker_aimed = self.is_speaker_aimed()
+        self.fid_heading = self.get_fid_heading(self.fiducial_id)
+
+
+    def get_rotational_offset(self):
+        targets = self.table.getNumberArray("tcornx", [])
+        if self.fiducial_id in targets:
+            return self.table.getNumber("tx", 0.0)
+        else:
+            return None
+
+    def get_fid_heading(self, id) -> tuple[list[Pose2d], float]:
+        tag_heading = None
+        data = self.ll_json_entry.get()
+        obj = json.loads(data)
+        # tl = None
+        # Short circuit any JSON processing if we got back an empty list, which
+        # is the default value for the limelight network table entry
+        if len(obj) == 0:
+            return None
+        results = obj['Results']
+        if 'Fiducial' not in results:
+            return None
+        fids = results['Fiducial']
+        for f in fids:
+            if f['fID'] != id:
+                continue
+            tag_heading = f['tx']
+        # pn = SmartDashboard.putNumber
+        # pn(f'fids/{id}', tag_heading)
+        return tag_heading
+
+
+
+
+# Check all of these functions as they were just copy pasted from the drivetrain subsystem        
+    def is_speaker_tracking(self):
+        fake = gb(f'{sdbase}/speaker_tracking', False)
+        return self.defcmd.is_speaker_tracking() or fake
+
+    def is_speaker_visible(self):
+        fake = gb(f'{sdbase}/speaker_visible', False)
+        return self.defcmd.is_speaker_visible() or fake
+
+    def is_speaker_aimed(self):
+        fake = gb(f'{sdbase}/speaker_aimed', False)
+        return self.defcmd.is_speaker_aimed() or fake
+
+    def llJson(self) -> str:
+        return self.ll_json.getEntry("[]")
+