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--- haussteuerung:display_panel [2025/12/27 06:54] – [Display On / Off] dominik
+++ haussteuerung:display_panel [2025/12/27 08:11] (current) – [Service] dominik
@@ Line 9: / Line 9: @@
   * '' sudo raspi-config''
     * I2C Aktivieren
+    * 1Wire aktivieren
     * umstellen von Wayland auf X11
     * Screen Blanking aus !
@@ Line 183: / Line 184: @@
 ==== Venv einrichten ====
-  * ''sudo apt -y update && sudo apt-get install -y build-essential cmake make gcc pkg-config python3-dev python3-virtualenv libsystemd-dev libopenblas-dev''
+  * ''sudo apt -y update && sudo apt-get install -y build-essential cmake make gcc pkg-config python3-dev python3-virtualenv libsystemd-dev libopenblas-dev python3-setuptools''
   * ''cd ~ && mkdir -p DisplayHA && cd DisplayHA''
   * ''python -m venv . && source bin/activate''
-  * ''pip3 install %%--%%upgrade pip && pip3 install RPi.GPIO pynput smbus paho-mqtt psutil''
+  * ''pip3 install %%--%%upgrade pip && pip3 install RPi.GPIO pynput smbus paho-mqtt psutil setuptools''
   * Compile VL53 Lib ...
     * ''sudo apt-get install build-essential python-dev''
-    * ''cd ~''
+    * ''cd ~ && git clone https://github.com/pimoroni/VL53L0X_rasp_python.git && cd VL53L0X_rasp_python''
-    * ''git clone https://github.com/pimoroni/VL53L0X_rasp_python.git''
+    * ''pip install .''
-    * ''cd VL53L0X-python''
+    * VL53L0X.py in den Scriptordner kopieren ... \\ ''cp ~/VL53L0X_rasp_python/python/VL53L0X.py ~/DisplayHA/''
-    * ''make''
-    * VL53L0X.py in den Scriptordner kopieren ...
   * Tests starten ...
-==== Tests ====
-=== VL ===
@@ Line 206: / Line 203: @@
   * Sensor : VL53L0X
-  * Altes Script \\ <code Motiondetect.py>import sys
+==== Service ====
-import time
+  * Aktivieren \\ ''sudo systemctl enable display.service'' \\ ''sudo systemctl daemon-reload'' \\ ''sudo systemctl start display.service''
-import VL53L0X
+  * Log ansehen \\ ''journalctl -u display.service -f''
-import os
+  * ''sudo nano /lib/systemd/system/display.service'' \\ <code display.service>
-import subprocess
+[Unit]
-import RPi.GPIO as GPIO
+Description=Smart Display Controller (venv/User Mode)
-from pynput import mouse
+# Wir warten, bis das Netzwerk und die Grafikoberfläche da sind
+After=network-online.target graphical.target
+Wants=network-online.target
-def on_move(x, y):
+[Service]
-    global Display_Last_Action
+# --- User Context ---
-    print('Pointer moved to {0}'.format((x, y)))
+User=pi
-    sys.stdout.flush()
+Group=pi
-    Display_Last_Action = time.time()
-    print("Time %d" % (Display_Last_Action))
-def on_click(x, y, button, pressed):
+# --- Arbeitsverzeichnis ---
-    global Display_Last_Action
+# Setzt das Verzeichnis, damit relative Pfade funktionieren
-    print('{0} at {1}'.format('Pressed' if pressed else 'Released', (x, y)))
+WorkingDirectory=/home/pi/DisplayHA
-    sys.stdout.flush()
-    Display_Last_Action = time.time()
-    print("Time %d" % (Display_Last_Action))
-def on_scroll(x, y, dx, dy):
+# --- Environment ---
-    global Display_Last_Action
+# Diese Variablen sind wichtig für DDC/CI oder xrandr Interaktionen
-    print('Scrolled {0} at {1}'.format('down' if dy < 0 else 'up', (x, y)))
+Environment=DISPLAY=:0
-    sys.stdout.flush()
+Environment=XAUTHORITY=/home/pi/.Xauthority
-    Display_Last_Action = time.time()
+# Erzwingt unbuffered Output, damit Logs sofort im Journal erscheinen
-    print("Time %d" % (Display_Last_Action))
+Environment=PYTHONUNBUFFERED=1
-def toggleOnOff():
+# --- ExecStart: Der Trick für das venv ---
-    GPIO.output(36, GPIO.HIGH)
+# Statt 'source bin/activate' rufen wir direkt das Python im venv auf.
-    time.sleep(0.4)
+# PASSE DEN PFAD ZUM VENV AN, falls dein Ordner anders heißt (z.B. .venv)!
-    GPIO.output(36, GPIO.LOW)
+ExecStart=/home/pi/DisplayHA/bin/python /home/pi/DisplayHA/SmartDisplay.py
-    print("Toggle Switch ....")
-    sys.stdout.flush()
-listener = mouse.Listener(
-    on_move=on_move,
-    on_click=on_click,
-    on_scroll=on_scroll)
-listener.start()
-# Last Time Event happend on Display
+# --- Restart Verhalten ---
-Display_Last_Action = time.time()
+Restart=always
-Display_State       = True
+RestartSec=10s
-Display_Timeout_Sec = 180
-# RPi.GPIO Layout verwenden (wie Pin-Nummern)
-GPIO.setmode(GPIO.BOARD)
-# RuntimeWarning: This channel is already in use, continuing anyway.  Use GPIO.setwarnings(False) to disable warnings.
-GPIO.setwarnings(False)
-# Pin 36 (GPIO 16) auf Output setzen -> Display ON / OFF
-GPIO.setup(36, GPIO.OUT)
-# Pin 38 (GPIO 20) auf Output setzen -> Brightness +
-GPIO.setup(38, GPIO.OUT)
-# Pin 40 (GPIO 21) auf Output setzen -> Brightness -
-GPIO.setup(40, GPIO.OUT)
-# Create a VL53L0X object
-tof = VL53L0X.VL53L0X(i2c_bus=1,i2c_address=0x29)
-tof.open()
-tof.start_ranging(VL53L0X.Vl53l0xAccuracyMode.BETTER)
-while 1:
-    # Distanz vom VL53L0X Sensor messen
-    distance = tof.get_distance()
-    #print("%d mm, %d cm" % (distance, (distance/10)))
-    # Display ggf. abschalten
-    if time.time()-Display_Last_Action >= Display_Timeout_Sec:
-        if Display_State == True:
-            #subprocess.call("DISPLAY=:0 xset dpms force off", shell=True)
-            toggleOnOff()
-            Display_State = False
-            print("Display wird abgeschaltet ...")
-            sys.stdout.flush()
-    # Abstand vom Sensor pruefen
-    if distance < 900:
-        print("DETECTED, %d cm , %d sec" % (distance/10, time.time()-Display_Last_Action ))
-        sys.stdout.flush()
-        Display_Last_Action = time.time()
-        print("Time %d" % (Display_Last_Action))
-    # Display ggf. wieder einschalten
-    if time.time()-Display_Last_Action < Display_Timeout_Sec:
-        if Display_State == False:
-            #subprocess.call("DISPLAY=:0 xset dpms force on", shell=True)
-            toggleOnOff()
-            Display_State = True
-            print("Display wird eingeschaltet ...")
-            sys.stdout.flush()
-        # Display Einschalten
-        #os.system('DISPLAY=:0 xdotool key "shift"')
-        ###subprocess.call("DISPLAY=:0 xset s reset", shell=True)
-        #subprocess.call("DISPLAY=:0 xset dpms force on", shell=True)
-        #subprocess.call("DISPLAY=:0 xset dpms 120 120 120", shell=True)
-    time.sleep(0.1)
-tof.stop_ranging()
-tof.close()
-</code>
-  * Service \\ <code display.service>
-pi@SHome-Display-VPN-DNS:/ $ cat lib/systemd/system/display.service
-[Unit]
-Description=Display Controller
-[Service]
-Environment=DISPLAY=:0
-Environment=XAUTHORITY=/home/pi/.Xauthority
-ExecStart=/usr/bin/python /home/pi/DisplayOn/MotionDetect.py
-Restart=always
-RestartSec=30s
-KillMode=process
-TimeoutSec=infinity
 [Install]
 WantedBy=graphical.target
 </code>