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https://forge.apps.education.fr/blender-edutech/jumeaux-numeriques.git
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111 lines
5.0 KiB
Python
111 lines
5.0 KiB
Python
import bge # Bibliothèque Blender Game Engine (UPBGE)
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import os
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import sys
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import importlib
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import subprocess # Multiprocessus
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import time
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###############################################################################
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# twin_plot.py
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# @title: Visualisation des données
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# @project: Blender-EduTech
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# @lang: fr
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# @authors: Philippe Roy <philippe.roy@ac-grenoble.fr>
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# @copyright: Copyright (C) 2023 Philippe Roy
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# @license: GNU GPL
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###############################################################################
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# UPBGE scene
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scene = bge.logic.getCurrentScene()
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# Récupérer la configuration du graphique
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system=importlib.import_module(scene.objects['Doc']['system']) # Système
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plot_config = system.get_public_vars()
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###############################################################################
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# Accès aux variables publiques du système
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###############################################################################
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def get(data):
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if data in plot_config:
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return scene.objects[plot_config[data][0][0]][plot_config[data][0][1]]
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else:
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print ("Erreur sur l'accès aux variables par get("+data+"), la variable '"+data+"' absente du système.")
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###############################################################################
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# Création du graphique
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###############################################################################
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def plot(data):
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# subprocess.run([sys.executable, os.path.join(os.getcwd(), "twin_plot.py")], , stdin=subprocess.PIPE) # Process bloquant
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# Terminer le processus précédent
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if scene.objects['System']['plot_proc'] is not None:
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if scene.objects['System']['plot_proc'].poll()==None:
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scene.objects['System']['plot_proc'].terminate()
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scene.objects['System']['plot_draw'] = True
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scene.objects['System']['plot_time'] = 0
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# Configuration des données
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scene.objects['System']['plot_data'] =[]
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for obj in data:
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scene.objects['System']['plot_data'].append(plot_config[obj][0][0])
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# Démarrer le processus
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scene.objects['System']['plot_proc'] = subprocess.Popen([sys.executable, os.path.join(os.getcwd(), "twin_plot_qt.py")], stdin=subprocess.PIPE, encoding = 'utf8', universal_newlines=True)
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# # scene.objects['System']['plot_proc'] = subprocess.Popen([sys.executable, os.path.join(os.getcwd(), "twin_plot_qt.py")], stdin=subprocess.PIPE, stdout=subprocess.PIPE, encoding = 'utf8')
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# # stout = scene.objects['System']['plot_proc'].communicate() # FIXME : attente du message retour pour lancer l'acquisition
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# # print("Blender stout : ", stout)
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scene.objects['System']['plot']=True
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###############################################################################
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# Mise à jour du graphique
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###############################################################################
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def truncate(n, decimals=0):
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multiplier = 10**decimals
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return int(n* multiplier)/multiplier
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def plot_maj(cont):
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if cont.sensors['Plot'].positive :
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# Affichage du graphique
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if scene.objects['System']['plot_draw']:
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if scene.objects['System']['plot_time'] != truncate(scene.objects['System']['time'], 0) or True:
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# Préparation du message
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# FIXME : ajouter les valeurs réelles et valeurs numériques ('activated_real')
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scene.objects['System']['plot_time'] = truncate(scene.objects['System']['time'], 0)
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# msg=str(round(scene.objects['System']['plot_time'], 1))
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# msg=format(scene.objects['System']['plot_time'],".2f")
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msg=format(scene.objects['System']['plot_time'],".2f")
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for obj in scene.objects['System']['plot_data']:
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if scene.objects[obj]['activated']:
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msg = msg+",1"
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else:
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msg = msg+",0"
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msg = msg+"\n"
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# Envoi (Pipe)
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if scene.objects['System']['plot_proc'].poll()==None:
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# # scene.objects['System']['plot_proc'].communicate(input=time_send.encode())[0] # Communication bloquante
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# scene.objects['System']['plot_proc'].communicate(input=msg.encode())[0] # Communication bloquante
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scene.objects['System']['plot_proc'].communicate(input=msg.encode()) # Communication bloquante
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# scene.objects['System']['plot_proc'].stdin.write(msg)
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print ("twin : ", msg)
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else:
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# Arrêt
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print ("Stop")
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scene.objects['System']['plot']=False
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scene.objects['System']['plot_draw'] =False
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scene.objects['System']['plot_proc'].terminate()
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# Arrêt de l'affichage du graphique
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if scene.objects['System']['plot_proc'].poll()==None:
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pass
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else:
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print ("Stop")
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scene.objects['System']['plot']=False
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scene.objects['System']['plot_draw'] =False
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scene.objects['System']['plot_proc'].terminate()
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