def testToPyspLocalSetPixelWorld(self):
'''
set the mandelbrot pixel in world coordinates
'''
print "testZmqIfc.testToPyspLocalSetPixelWorld"
hsh = PySpectra.toPyspLocal({'command': ['cls', 'delete']})
self.assertEqual(hsh['result'], 'done')
hsh = PySpectra.toPyspLocal({'command': ['setWsViewport dina5s']})
self.assertEqual(hsh['result'], 'done')
#
# title: set pixels using world coordinates
#
hsh = PySpectra.toPyspLocal(
{'command': ['setTitle "set pixels using world coordinates"']})
self.assertEqual(hsh['result'], 'done')
(xmin, xmax) = (-2., -0.5)
(ymin, ymax) = (0, 1.5)
(width, height) = (100, 100)
maxiter = 25
#
# create the image
#
hsh = {
'Image': {
'name': "MandelBrot",
'xMin': xmin,
'xMax': xmax,
'width': width,
'yMin': ymin,
'yMax': ymax,
'height': height
}
}
hsh = PySpectra.toPyspLocal(hsh)
self.assertEqual(hsh['result'], 'done')
#
# fill the image, pixel by pixel
#
r1 = np.linspace(xmin, xmax, width)
r2 = np.linspace(ymin, ymax, height)
for i in range(width):
for j in range(height):
res = mandelbrot(r1[i] + 1j * r2[j], maxiter)
hsh = {
'command': [
'setPixelWorld MandelBrot %g %g %g' %
(r1[i], r2[j], res)
]
}
hsh = PySpectra.toPyspLocal(hsh)
self.assertEqual(hsh['result'], 'done')
hsh = PySpectra.toPyspLocal({'command': ['display']})
self.assertEqual(hsh['result'], 'done')
PySpectra.processEventsLoop(1)
print "testZmqIfc.testToPyspLocalSetPixelWorld DONE"
return
def testDisplaySingle( self):
print "testMplGraphics.testDisplaySingle"
PySpectra.mtpltlb.graphics.cls()
PySpectra.delete()
sinus = PySpectra.Scan( name = 'sinus', xMin = 0.,
xMax = 6.0, nPts = 101, dType = np.float64,
at = (2,2,3), lineColor = 'red', lineStyle = 'solid')
sinus.y = np.sin( sinus.y)
PySpectra.mtpltlb.graphics.display( ['sinus'])
PySpectra.mtpltlb.graphics.processEventsLoop( 1)
print "testMplGraphics.testDisplaySingle, DONE"
def testToPyspLocalCompleteImageByImage(self):
'''
use Image to transfer a complete image at once
'''
print "testZmqIfc.testToPyspLocalCompleteImageByImage"
hsh = PySpectra.toPyspLocal({'command': ['cls', 'delete']})
self.assertEqual(hsh['result'], 'done')
hsh = PySpectra.toPyspLocal({'command': ['setWsViewport dina5s']})
self.assertEqual(hsh['result'], 'done')
#
# setTitle
#
hsh = PySpectra.toPyspLocal({
'command':
['setTitle "use Imageto transfer the complete image at once"']
})
self.assertEqual(hsh['result'], 'done')
(xmin, xmax) = (-2., -0.5)
(ymin, ymax) = (0, 1.5)
(width, height) = (100, 100)
maxiter = 25
#
# fill the image, pixel by pixel
#
r1 = np.linspace(xmin, xmax, width)
r2 = np.linspace(ymin, ymax, height)
data = np.ndarray((width, height), np.float64)
for i in range(width):
for j in range(height):
res = mandelbrot(r1[i] + 1j * r2[j], maxiter)
data[i][j] = int(res)
hsh = PySpectra.toPyspLocal({
'Image': {
'name': "MandelBrot",
'data': data,
'xMin': xmin,
'xMax': xmax,
'yMin': ymin,
'yMax': ymax,
}
})
self.assertEqual(hsh['result'], 'done')
hsh = PySpectra.toPyspLocal({'command': ['cls', 'display']})
self.assertEqual(hsh['result'], 'done')
o = PySpectra.getGqe("Mandelbrot")
self.assertEqual(o.height, 100)
self.assertEqual(o.width, 100)
self.assertEqual(o.xMin, xmin)
self.assertEqual(o.xMax, xmax)
self.assertEqual(o.yMin, ymin)
self.assertEqual(o.yMax, ymax)
PySpectra.processEventsLoop(2)
print "testZmqIfc.testToPyspLocalCompleteImageByImage DONE"
return
def test_title(self):
print "testIFC.test_title"
PySpectra.cls()
PySpectra.delete()
PySpectra.command("create s1")
PySpectra.command("setTitle hallo")
ret = PySpectra.getTitle()
self.assertEqual(ret, "hallo")
print "testIFC.test_title DONE"
return
def cls():
'''
clear screen: allow for a new plot
'''
#print( "mpl_graphics.cls")
if Fig is None:
_initGraphic()
Fig.clear()
Fig.canvas.flush_events()
#plt.draw()
if Canvas is not None:
try:
Canvas.draw()
except Exception as e:
print("mpl_graphics.cls: caught exception from Canvas.draw")
print(repr(e))
#
# clear the plotItems
#
gqeList = PySpectra.getGqeList()
for scan in gqeList:
scan.plotItem = None
if type(scan) == PySpectra.Scan:
scan.plotDataItem = None
scan.lastIndex = 0
def cb_timerZMQ(self):
"""
checks whether there is a request on the ZMQ socket,
from toPyspMonitor()
- mvsa or another client fetches data from the pyspMonitor
- a client sends data to be displayed by the pyspMonitor
"""
self.timerZMQ.stop()
lst = zmq.select([self.sckt], [], [], 0.01)
argout = {}
#
# if we received some input, we do another select to see, if
# more input is arriving. this way the pyspMonitor appears
# to be very responsive
#
while self.sckt in lst[0]:
msg = self.sckt.recv()
hsh = json.loads(msg)
#print( "hsh %s " % repr( hsh))
if self.flagIsBusy:
argout = {
'result': "pyspMonitor: rejecting dct while scanning"
}
else:
argout = PySpectra.toPyspLocal(hsh)
msg = json.dumps(argout)
self.sckt.send(bytearray(msg, encoding="utf-8"))
lst = zmq.select([self.sckt], [], [], 0.1)
#
# mandelbrot 20x20: if we change 10 to 1, time from 15s to 10s
#
self.timerZMQ.start(TIMEOUT_ZMQ)
def close():
if spectraInstalled and useSpectra:
argout = True
else:
argout = PySpectra.close()
return
def testSinusScan(self):
graPyspIfc.setSpectra(False)
graPyspIfc.cls()
graPyspIfc.delete()
sinus = graPyspIfc.Scan(name="sinus",
lineColor='blue',
xMin=-5,
xMax=5.,
yMin=-1.5,
yMax=1.5,
nPts=21,
yLabel='sin')
sinus.y = numpy.sin(sinus.x)
sinus.display()
self.assertEqual(sinus.getCurrent(), 20)
PySpectra.processEventsLoop(1)
if utils.getHostname() != definitions.hostTK:
return
graPyspIfc.setSpectra(True)
graPyspIfc.cls()
graPyspIfc.delete()
sinus = graPyspIfc.Scan(name="sinus",
lineColor='blue',
xMin=-5,
xMax=5.,
yMin=-1.5,
yMax=1.5,
nPts=21,
yLabel='sin')
sinus.y = numpy.sin(sinus.x)
sinus.display()
time.sleep(2)
self.assertEqual(sinus.getCurrent(), 20)
graPyspIfc.close()
def test_toPyspLocalScan(self):
import random
print "testIFC.test_toPyspLocalScan"
ret = PySpectra.toPyspLocal({'command': ["cls", "delete"]})
self.assertEqual(ret['result'], 'done')
ret = PySpectra.toPyspLocal({
'command': [
"setTitle \"An important title\"",
"setComment \"An interesting comment\""
]
})
self.assertEqual(ret['result'], 'done')
max = 101
name = "TestScan"
ret = PySpectra.toPyspLocal({
'Scan': {
'name': name,
'xMin': 0.,
'xMax': 100.,
'yMin': 0.,
'yMax': 1.,
'symbol': '+',
'symbolColor': 'red',
'symbolSize': 7,
'lineColor': 'blue',
'nPts': max,
'autoscaleX': False,
'autoscaleY': True
}
})
self.assertEqual(ret['result'], 'done')
o = PySpectra.getGqe(name)
self.assertEqual(o.nPts, max)
self.assertEqual(o.symbol, '+')
self.assertEqual(o.symbolColor, 'red')
self.assertEqual(o.symbolSize, 7)
self.assertEqual(o.lineColor, 'blue')
self.assertEqual(o.lastIndex, -1)
self.assertEqual(o.currentIndex, (max - 1))
for i in range(max):
pos = float(i)
posY = random.random() * 10
PySpectra.toPyspLocal({
'command':
['setXY %s %d %s %s' % (name, i, repr(pos), repr(posY))]
})
PySpectra.toPyspLocal({'command': ["display"]})
self.assertEqual(o.currentIndex, i)
time.sleep(0.1)
print "testIFC.test_toPyspLocalScan DONE"
return
def test_y2my(self):
print "testIFC.test_y2my"
PySpectra.cls()
PySpectra.delete()
PySpectra.command("create s1")
PySpectra.command("y2my s1")
lst = PySpectra.getGqeList()
self.assertEqual(lst[1].name, "s1_y2my")
self.assertEqual(len(lst), 2)
print "testIFC.test_y2my DONE"
return
def testSSA(self):
print "testPySpectra.testSSA"
PySpectra.cls()
PySpectra.delete()
PySpectra.setTitle("test SSA")
g = utils.createGauss(name="gauss",
xMin=-5.,
xMax=5.,
nPts=101,
lineColor='red',
x0=0.,
sigma=1.,
amplitude=1.)
g.ssa()
self.assertEqual(len(g.textList), 5)
# SSA results
# midpoint: -6.84879e-06
# peak-x: 0
# cms: -9.65309e-05
# fwhm: 2.3552
#
self.assertTrue(g.textList[0].text == 'SSA results')
lst = g.textList[1].text.split(':')
self.assertTrue(lst[0] == 'midpoint')
self.assertTrue(abs(float(lst[1])) < 0.0001)
lst = g.textList[2].text.split(':')
self.assertTrue(lst[0] == 'peak-x')
self.assertTrue(abs(float(lst[1])) < 0.0001)
lst = g.textList[3].text.split(':')
self.assertTrue(lst[0] == 'cms')
self.assertTrue(abs(float(lst[1])) < 0.0001)
lst = g.textList[4].text.split(':')
self.assertTrue(lst[0] == 'fwhm')
self.assertTrue(abs(float(lst[1])) < 2.356)
self.assertTrue(abs(float(lst[1])) > 2.350)
PySpectra.display()
PySpectra.processEventsLoop(1)
return
def _setWsViewport(line):
'''
setWsViewPort dina4
dina4, dina4p, dina4s, dina5, dina5p, dina5s, dina6, dina6p, dina6s,
'''
lst = None
if line:
lst = line.split(' ')
if len(lst) > 1:
raise ValueError("ifc.setWsViewport: expecting zero or one arguments")
if len(lst) == 0:
PySpectra.setWsViewport(None)
else:
PySpectra.setWsViewport(lst[0])
return "done"
def setWsViewport(size=None):
'''
size: DINA4, DINA4P, DINA4S, DINA5, DINA5P, DINA5S, DINA6, DINA6L, DINA6S
'''
if size is None:
return
if Fig is None:
_initGraphic()
if size.upper() == "DINA4" or size.upper() == "DINA4L":
w = 29.7
h = 21
elif size.upper() == "DINA4P":
w = 21
h = 29.7
elif size.upper() == "DINA4S":
w = 29.7
h = 29.7
elif size.upper() == "DINA5" or size.upper() == "DINA5L":
w = 21
h = 14.85
elif size.upper() == "DINA5P":
w = 14.85
h = 21.0
elif size.upper() == "DINA5S":
w = 21.0
h = 21.0
elif size.upper() == "DINA6" or size.upper() == "DINA6L":
w = 14.85
h = 10.5
elif size.upper() == "DINA6P":
w = 10.5
h = 14.85
elif size.upper() == "DINA6S":
w = 14.85
h = 14.85
else:
raise ValueError("graphics.setWsViewport: no valid size, %s" % size)
fig = matplotlib.pyplot.gcf()
fig.set_size_inches(w / 2.54, h / 2.54, forward=True)
PySpectra.setWsViewportFixed(True)
return
def _setTitle(line):
'''
set the title of the whole plot
'''
argout = "done"
if not PySpectra.setTitle(line):
argout = "trouble from PySpectra.setTitle()"
return argout
def testCheckTargetWithinLimits(self):
print("testPySpectra.testCheckTargetWithinLimits")
if utils.getHostname() != definitions.hostTK:
return
PySpectra.cls()
PySpectra.delete()
g = PySpectra.Scan(name="gauss",
xMin=-5.,
xMax=5.,
nPts=101,
lineColor='red')
mu = 0.
sigma = 1.
g.y = 1 / (sigma * np.sqrt(2. * np.pi)) * np.exp(-(g.y - mu)**2 /
(2. * sigma**2))
g.x += 50
g.motorNameList = ["eh_mot66"]
proxy = PyTango.DeviceProxy(g.motorNameList[0])
#
# [ 0.0, 149.4232]
#
self.assertEqual(
g.checkTargetWithinLimits(g.motorNameList[0],
51.,
proxy,
flagConfirm=False), True)
self.assertEqual(
g.checkTargetWithinLimits(g.motorNameList[0],
-151.,
proxy,
flagConfirm=False), False)
self.assertEqual(
g.checkTargetWithinLimits(g.motorNameList[0],
151.,
proxy,
flagConfirm=False), False)
return
def testSetLimits(self):
print "testPySpectra.testSetLimits"
PySpectra.cls()
PySpectra.delete()
PySpectra.setTitle("test setLimits")
scan = PySpectra.Scan(
name='t1',
xMin=0,
xMax=10,
nPts=11,
)
self.assertEqual(scan.xMin, 0.)
self.assertEqual(scan.xMax, 10.)
self.assertEqual(scan.yMin, 0.)
self.assertEqual(scan.yMax, 10.)
scan.xMin = -1.
scan.xMax = -1.
scan.yMin = -1.
scan.yMax = -1.
scan.setLimits()
self.assertEqual(scan.xMin, 0.)
self.assertEqual(scan.xMax, 10.)
self.assertEqual(scan.yMin, 0.)
self.assertEqual(scan.yMax, 10.5)
def testGrid( self):
'''
using showGridX, showGridY
'''
print "testMplGraphics.testGrid"
PySpectra.mtpltlb.graphics.cls()
PySpectra.delete()
PySpectra.setTitle( "check grids")
sinus = PySpectra.Scan( name = 'sinus',
xMin = 0., showGridX = True, xMax = 6.0, nPts = 101, lineColor = 'red')
cos = PySpectra.Scan( name = 'cos',
xMin = 0., showGridY = True, xMax = 6.0, nPts = 101, lineColor = 'red')
tan = PySpectra.Scan( name = 'tan',
xMin = 0., showGridY = True, showGridX = True, xMax = 6.0, nPts = 101, lineColor = 'red')
sinus.y = np.sin( sinus.y)
cos.y = np.cos( cos.y)
tan.y = np.tan( tan.y)
PySpectra.mtpltlb.graphics.display()
PySpectra.mtpltlb.graphics.display()
#PySpectra.show()
PySpectra.mtpltlb.graphics.processEventsLoop( 1)
print "testMplGraphics.testGrid, DONE"
def testDisplaySymbol( self):
print "testMplGraphics.testDisplaySymbol"
PySpectra.mtpltlb.graphics.cls()
PySpectra.delete()
sinus = PySpectra.Scan( name = 'sinus', xMin = 0.,
xMax = 6.0, nPts = 101, dType = np.float64,
at = (2,2,3), symbolColor = 'red', symbol = 'o', symbolSize = 10)
sinus.y = np.sin( sinus.y)
PySpectra.mtpltlb.graphics.display( ['sinus'])
#PySpectra.show()
PySpectra.mtpltlb.graphics.processEventsLoop( 1)
print "testMplGraphics.testDisplaySymbol. DONE"
def _setComment(line):
'''
setComment "some comment"
set the comment string for the whole plot
'''
argout = "done"
if not PySpectra.setComment(line):
argout = "trouble from PySpectra.setComment()"
return argout
def test_show(self):
print "testIFC.test_show"
PySpectra.cls()
PySpectra.delete()
PySpectra.command("create s1")
PySpectra.command("show s1")
print "testIFC.test_show DONE"
return
def test_pdf(self):
print "testIFC.test_pdf"
PySpectra.command("cls")
PySpectra.command("delete")
PySpectra.command("create s1")
PySpectra.command("createPDF testPDF")
self.assertEqual(os.path.exists('testPDF.pdf'), True)
#os.remove( 'testPDF.pdf')
print "testIFC.test_pdf DONE"
return
def test_create1(self):
print "testIFC.test_create1"
PySpectra.cls()
PySpectra.delete()
PySpectra.command("create s1 0 10 100")
lst = PySpectra.getGqeList()
self.assertEqual(len(lst), 1)
self.assertEqual(lst[0].name, "s1")
self.assertEqual(lst[0].nPts, 100)
self.assertEqual(lst[0].xMin, 0.)
self.assertEqual(lst[0].xMax, 10.)
PySpectra.delete()
print "testIFC.test_create1 DONE"
return
def display():
"""
in PySpectra there is mostly autoscale when displaying things
therefore we do it when calling spectra as well
"""
if spectraInstalled and useSpectra:
argout = Spectra.gra_command("display/autoscale/vp")
else:
argout = PySpectra.display()
return argout
def testWsViewport( self):
'''
'''
print "testGrphics.testWsViewport"
PySpectra.mtpltlb.graphics.cls()
PySpectra.delete()
PySpectra.setTitle( "go through the viewports")
sinus = PySpectra.Scan( name = 'sinus',
xMin = 0., xMax = 6.0, nPts = 101, lineColor = 'red', doty = True)
sinus.y = np.sin( sinus.y)
for elm in [ 'DINA4', 'DINA4P', 'DINA5', 'DINA5P', 'DINA6', 'DINA6P']:
PySpectra.mtpltlb.graphics.setWsViewport( elm)
PySpectra.mtpltlb.graphics.display()
PySpectra.mtpltlb.graphics.processEventsLoop( 1)
print "testGrphics.testWsViewport, DONE"
def testScanningAutoscaleX( self):
'''
using setX and setY
'''
print "testGrphics.testScanningAutoscaleX_v1"
PySpectra.mtpltlb.graphics.cls()
PySpectra.delete()
PySpectra.setTitle( "x-axis is re-scaled")
sinus = PySpectra.Scan( name = 'sinus',
xMin = 0., xMax = 6.0, nPts = 101,
autoscaleX = True,
lineColor = 'red')
for i in range( sinus.nPts):
sinus.setX( i, i/10.)
sinus.setY( i, math.sin( i/10.))
PySpectra.mtpltlb.graphics.display( ['sinus'])
time.sleep( 0.01)
print "testGrphics.testScanningAutoscaleX_v1, DONE"
def testDoty( self):
'''
using showGridX, showGridY
'''
print "testMplGraphics.testDoty"
PySpectra.mtpltlb.graphics.cls()
PySpectra.delete()
PySpectra.setTitle( "check x-axis doty")
sinus = PySpectra.Scan( name = 'sinus',
xMin = 0., xMax = 6.0, nPts = 101, lineColor = 'red', doty = True)
sinus.y = np.sin( sinus.y)
PySpectra.mtpltlb.graphics.display()
#PySpectra.show()
PySpectra.mtpltlb.graphics.processEventsLoop( 1)
print "testMplGraphics.testDoty, DONE"
def createGauss( name = "gauss", xMin = -5, xMax = 5., nPts = 101,
lineColor = 'red', x0 = 0., sigma = 1., amplitude = 1.):
g = PySpectra.Scan( name = name, xMin = xMin, xMax = xMax, nPts = nPts,
lineColor = lineColor)
g.y = amplitude/(sigma*np.sqrt(2.*np.pi))*np.exp( -(g.y-x0)**2/(2.*sigma**2))
g.yMin = yMin( g)
g.yMax = yMax( g)
return g
def testDisplayFour( self):
print "testMplGraphics.testDisplayFour"
PySpectra.mtpltlb.graphics.cls()
PySpectra.delete()
for i in range( 1, 5):
s = PySpectra.Scan( name = 't%d' % i, xMin = 0.,
xMax = 6.0, nPts = 101, dType = np.float64,
xLabel = 'rad', yLabel = 'Signal',
at = (2,2,i), lineColor = 'red', lineStyle = 'solid',
lineWidth = 2.)
s.y = np.tan( s.y)
PySpectra.mtpltlb.graphics.display()
PySpectra.mtpltlb.graphics.processEventsLoop( 1)
print "testMplGraphics.testDisplayFour, DONE"
def createStep( name = "step", xMin = -10, xMax = 10., nPts = 101,
lineColor = 'red', amplitude = 3.):
g = PySpectra.Scan( name = name, xMin = xMin, xMax = xMax, nPts = nPts,
lineColor = lineColor)
g.y = (-np.arctan( g.x) + 1.5)*amplitude
g.yMin = yMin( g)
g.yMax = yMax( g)
return g
def testScanningReverseAutoscaleX( self):
'''
scanning in reverse direction
'''
print "testGrphics.testScanningReverseAutoscaleX"
PySpectra.mtpltlb.graphics.cls()
PySpectra.delete()
PySpectra.setTitle( "reverse scannning, re-scale")
sinus = PySpectra.Scan( name = 'sinus',
xMin = 0., xMax = 6.0, nPts = 101,
autoscaleX = True,
lineColor = 'red')
sinus.xMax = 10.
for i in range( sinus.nPts):
x = 10. - i/10.
sinus.setX( i, x)
sinus.setY( i, math.sin( i/10.))
PySpectra.mtpltlb.graphics.display( ['sinus'])
time.sleep( 0.01)
print "testGrphics.testScanningReverseAutoscaleX, DONE"
