From c10467ea59785e566c81cc6b8f2c32b0573bf73d Mon Sep 17 00:00:00 2001
From: Leandro Lucarella <luca@llucax.hn.org>
Date: Sun, 2 Oct 2005 00:33:06 +0000
Subject: [PATCH] Agrega SensorDireccionViento.

---
 src/sensor.py | 126 ++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 126 insertions(+)
 create mode 100644 src/sensor.py

diff --git a/src/sensor.py b/src/sensor.py
new file mode 100644
index 0000000..e677b6b
--- /dev/null
+++ b/src/sensor.py
@@ -0,0 +1,126 @@
+#!/usr/bin/env python
+# -*- coding: iso-8859-1 -*-
+# vim: set expandtab tabstop=4 shiftwidth=4 :
+#----------------------------------------------------------------------------
+#                               Weathemulator
+#----------------------------------------------------------------------------
+# This file is part of weathemulator.
+#
+# weathemulator is free software; you can redistribute it and/or modify it
+# under the terms of the GNU General Public License as published by the Free
+# Software Foundation; either version 2 of the License, or (at your option)
+# any later version.
+#
+# weathemulator is distributed in the hope that it will be useful, but
+# WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
+# or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
+# more details.
+#
+# You should have received a copy of the GNU General Public License along
+# with weathemulator; if not, write to the Free Software Foundation, Inc., 59
+# Temple Place, Suite 330, Boston, MA  02111-1307  USA
+#----------------------------------------------------------------------------
+# Creado:  sáb oct  1 18:26:32 ART 2005
+# Autores: Leandro Lucarella <llucare@fi.uba.ar>
+#----------------------------------------------------------------------------
+
+import time
+import math
+import random
+import threading
+from sync import *
+
+class Sensor(Synchronizable, threading.Thread):
+
+    valorActual = SyncProp("Valor actualmente medido por el sensor")
+
+    def __init__(self, sigma, periodo):
+        threading.Thread.__init__(self)
+        self.rnd = random.Random()
+        self.sigma = sigma
+        self.periodo = periodo
+        self.mu = self.initMu()
+        self.valorActual = self.getValor()
+
+    def initMu(self):
+        raise NotImplementedError # Abstracto
+
+    def getValor(self):
+        "Simula la medición del dispositivo físico."
+        self.mu = self.rnd.gauss(self.mu, self.sigma)
+        return self.mu
+
+    def run(self):
+        while 1:
+            # Hacer algún signal al monitor de los sensores
+            self.valorActual = self.getValor()
+            print self.valorActual
+            time.sleep(self.periodo)
+
+    def __str__(self):
+        return self.valorActual
+
+    def __repr__(self):
+        return "<%s valorActual=%s>" % (self.__class__.__name__, self)
+
+
+class SensorDireccionViento(Sensor):
+
+    N  = 0
+    NE = 1
+    E  = 2
+    SE = 3
+    S  = 4
+    SO = 5
+    O  = 6
+    NO = 7
+    ROSA = (N, NE, E, SE, S, SO, O, NO)
+
+    def __init__(self):
+        Sensor.__init__(self, sigma=0.01, periodo=0.1)
+
+    def rndAngle(self, base, arco):
+        return (base + arco * (self.rnd.random() - 0.5)) % math.pi
+
+    def initMu(self):
+        return self.rndAngle(0, 2 * math.pi)
+
+    def getValor(self):
+        self.mu = self.rndAngle(self.mu, self.sigma)
+        return SensorDireccionViento.ROSA[int(round(self.mu))]
+
+    def direccionToString(direccion):
+        if direccion == 0:
+            return "Norte"
+        if direccion == 1:
+            return "Noreste"
+        if direccion == 2:
+            return "Este"
+        if direccion == 3:
+            return "Sudeste"
+        if direccion == 4:
+            return "Sur"
+        if direccion == 5:
+            return "Sudoeste"
+        if direccion == 6:
+            return "Oeste"
+        if direccion == 7:
+            return "Noroeste"
+        raise NameError
+    direccionToString = staticmethod(direccionToString)
+
+    def __str__(self):
+        return SensorDireccionViento.direccionToString(self.valorActual)
+
+    def __repr__(self):
+        return "<%s dirección=%s valorActual=%d>" % (self.__class__.__name__,
+            self, self.valorActual)
+
+
+if __name__ == '__main__':
+    DEBUG = True
+    sensor = SensorDireccionViento()
+    sensor.setDaemon(True)
+    sensor.start()
+    time.sleep(3)
+
-- 
2.43.0