lin-epics-modules/pyDevSup
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shorter examples

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This commit is contained in:
Michael Davidsaver
2013-03-31 09:49:17 -04:00
parent 63aaf8afe7
commit 0049d2c59f
4 changed files with 11 additions and 20 deletions
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7
testApp/test1.py
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@ -1,11 +1,10 @@
class MySup(object): class MySup(object):
def __init__(self, rec): def __init__(self, rec):
self.val = rec.field('VAL') print rec, rec.field('VAL').fieldinfo()
print rec,self.val.fieldinfo() print 'VAL', rec.VAL
print 'VAL',self.val.getval()
def process(self, rec, reason): def process(self, rec, reason):
self.val.putval(1+self.val.getval()) rec.VAL = 1+rec.VAL
def detach(self, rec): def detach(self, rec):
print 'test1 detach',rec.name() print 'test1 detach',rec.name()

3
testApp/test2.py
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@ -54,12 +54,11 @@ class Device(object):
def __init__(self, rec, drv): def __init__(self, rec, drv):
self.driver, self.record = drv, rec self.driver, self.record = drv, rec
self.driver.addrec(self) self.driver.addrec(self)
self.val = rec.field('VAL')
def detach(self, rec): def detach(self, rec):
self.driver.delrec(self) self.driver.delrec(self)
def process(self, rec, data): def process(self, rec, data):
if data is not None: if data is not None:
self.val.putval(data) self.VAL = data
def build(rec, args): def build(rec, args):
drv = insts[args] drv = insts[args]

16
testApp/test3.py
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@ -5,12 +5,8 @@ from numpy.random import randint, uniform
class WfSup(object): class WfSup(object):
def __init__(self, rec, args): def __init__(self, rec, args):
self.VAL = rec.field('VAL') self.arr = rec.field('VAL').getarray()
self.NORD = rec.field('NORD') self.x = np.arange(rec.NELM)
self.nelm = rec.field('NELM').getval()
self.arr = self.VAL.getarray()
self.x = np.arange(self.nelm)
self.phase = 0.0 self.phase = 0.0
@ -19,11 +15,9 @@ class WfSup(object):
def process(self, rec, reason): def process(self, rec, reason):
pha = self.phase*np.pi/180.0 pha = self.phase*np.pi/180.0
self.phase += 10.0 self.phase = np.fmod(self.phase+10.0, 360.0)
if self.phase>=360.0:
self.phase == 360.0
N=randint(1,self.nelm) N=randint(1, rec.NELM)
val=self.arr[:N] val=self.arr[:N]
x=self.x[:N] x=self.x[:N]
@ -35,7 +29,7 @@ class WfSup(object):
val[:]*=uniform(0.5,2.0) val[:]*=uniform(0.5,2.0)
val[:]+=2 val[:]+=2
self.NORD.putval(N) self.NORD = N
def build(rec, args): def build(rec, args):
return WfSup(rec, args) return WfSup(rec, args)

5
testApp/test4.py
View File

@ -5,7 +5,6 @@ AsyncComplete = object()
class Counter(object): class Counter(object):
def __init__(self, rec, args): def __init__(self, rec, args):
self.val = rec.field('VAL')
self.nextval = None self.nextval = None
self.timer = None self.timer = None
def detach(self, rec): def detach(self, rec):
@ -14,10 +13,10 @@ class Counter(object):
def process(self, rec, reason): def process(self, rec, reason):
if reason is AsyncComplete: if reason is AsyncComplete:
self.val.putval(self.nextval) rec.VAL = self.nextval
else: else:
self.nextval = self.val.getval()+1 self.nextval = rec.VAL+1
self.timer = threading.Timer(0.2, rec.asyncFinish, kwargs={'reason':AsyncComplete}) self.timer = threading.Timer(0.2, rec.asyncFinish, kwargs={'reason':AsyncComplete})
rec.asyncStart() rec.asyncStart()
self.timer.start() self.timer.start()