Remove pgpiod code

mpdlisten.py

@@ -17,20 +17,6 @@ from luma.core.render import canvas
 from luma.oled.device import ssd1306
 from PIL import Image, ImageDraw, ImageFont
 
-# Pot_cap
-# ~ import pigpio
-# ~ import pot_cap
-# ~ min_val = 8
-# ~ max_val = 298
-# ~ vol_mult = 100/(max_val-min_val)
-# ~ volume = 0
-# ~ v_1 = 0
-# ~ v_2 = 0
-# ~ ctrlc_pressed = False
-# ~ pot_cap_gpio = 23
-# ~ drain_ms = 0.8
-# ~ timeout_s = 1.0
-
 jfont = ImageFont.truetype('DejaVuSansMono.ttf', 10)
 
 # MPD config
@@ -364,11 +350,6 @@ def send_mpd_cmd(client, cmd:str, ui_state:dict):
 def main(args):
     # Idle timer
     ui_idle_for = 0
-    # Pot_cap
-    # Connect to Pi.
-    # ~ pi = pigpio.pi() 
-    # Instantiate Pot/Cap reader.
-    # ~ pc = pot_cap.reader(pi, pot_cap_gpio, drain_ms, timeout_s)
     start = time()
     
     previous_song_id = None
@@ -404,23 +385,7 @@ def main(args):
     global static_ui
     static_ui = generate_static_ui(current_mode)
     while ctrlc_pressed is False:
-        # pot_cap
-        # ~ global v_1
-        # ~ global v_2
         global volume, clkLastState
-        # ~ s, v, r = pc.read()
-        # ~ if s and r < 4:
-            # ~ volume = round(v*vol_mult)
-            # ~ if (abs(volume - v_1) > 1) and (abs(volume - v_2) > 2):
-                # ~ print("Volume: {}".format(volume))
-                # ~ if volume < min_val:
-                    # ~ volume = 0
-                # ~ if volume > 100:
-                    # ~ volume = 100
-                # ~ client.setvol(100-volume)
-                # ~ ui_idle_for = 0
-            # ~ v_2 = v_1
-            # ~ v_1 = volume
         # Rotary encoder
         clkState = GPIO.input(clk)
         dtState = GPIO.input(dt)
@@ -434,7 +399,7 @@ def main(args):
             print(volume)
             client.setvol(volume)
             ui_idle_for = 0
-        clkLastState = clkState
+        # ~ clkLastState = clkState
         # ~ sleep(0.01)
         # MPD
         mpd_status = client.status()
@@ -492,12 +457,11 @@ def main(args):
             # Avoid further execution
             ui_idle_for = 11
             device.hide()
-    # ~ # pot_cap
-    # ~ pc.cancel() # Cancel the reader.
-    # ~ pi.stop()   # Disconnect from Pi.
-    
+        clkLastState = clkState
+
     device.cleanup()
     client.disconnect()
+    GPIO.cleanup()
     return 0