def set_log_path(self, log_path):
for i in range(self.repeat_count * 2):
f = QFile( log_path )
if not f.open(QIODevice.Append | QIODevice.Text):
f = None
if i == self.repeat_count:
log_path = QDir.temp().absoluteFilePath("SurveyingCalculation.log")
f.close()
self.logfile = log_path
def set_log_path(self, log_path):
for i in range(self.repeat_count * 2):
f = QFile(log_path)
if not f.open(QIODevice.Append | QIODevice.Text):
f = None
if i == self.repeat_count:
log_path = QDir.temp().absoluteFilePath(
"SurveyingCalculation.log")
f.close()
self.logfile = log_path
def __init__(self, parent=None):
super(Georeferencer, self).__init__(parent)
# Internal variables
self._debug = True
self._gdalDir = QDir()
self._step = 0
self._status = 0
self._translate = QFileInfo()
self._warp = QFileInfo()
self._overview = QFileInfo()
self._command = ''
self._args = ''
self._process = QProcess()
self._gc = Transform()
self._rawFile = QFileInfo()
self._pointFile = QFileInfo()
self._cropFile = QFileInfo()
self._translateFile = QFileInfo()
self._geoFile = QFileInfo()
tempDir = QDir.temp()
self._cropFile.setFile(
tempDir.absoluteFilePath('.ark_georef_crop.png'))
self._translateFile = QFileInfo(
tempDir.absoluteFilePath('.ark_georef_translate.tiff'))
self._gdalDir = QDir(self.gdalPath())
if self._debug:
debug('GDAL Path: ' + self._gdalDir.absolutePath())
self._translate.setFile(self._gdalDir, 'gdal_translate')
self._warp.setFile(self._gdalDir, 'gdalwarp')
self._overview.setFile(self._gdalDir, 'gdaladdo')
if (not self._translate.exists() or not self._warp.exists()
or not self._overview.exists()):
self._signalError(
'GDAL commands not found, please ensure GDAL Tools plugin is installed and has correct path set!'
)
return
self._process.started.connect(self._processStarted)
self._process.finished.connect(self._processFinished)
self._process.error.connect(self._processError)
self._process.readyReadStandardError.connect(self._processError)
def adjust(self):
""" Export data to GNU Gama xml, adjust the network and read result
:returns: result list of adjusment from GNU Gama
"""
# fix = 0 free network
fix = 0
adj = 0
for p, s in self.points:
if s == 'FIX':
fix += 1
else:
adj += 1
if adj == 0 or len(self.observations) == 0:
# no unknowns or observations
return None
doc = QDomDocument()
doc.appendChild(
doc.createComment(
'Gama XML created by SurveyingCalculation plugin for QGIS'))
gama_local = doc.createElement('gama-local')
gama_local.setAttribute('version', '2.0')
doc.appendChild(gama_local)
network = doc.createElement('network')
network.setAttribute('axes-xy', 'ne')
network.setAttribute('angles', 'left-handed')
gama_local.appendChild(network)
description = doc.createElement('description')
if self.dimension == 1:
description.appendChild(doc.createTextNode('GNU Gama 1D network'))
elif self.dimension == 2:
description.appendChild(doc.createTextNode('GNU Gama 2D network'))
elif self.dimension == 3:
description.appendChild(doc.createTextNode('GNU Gama 3D network'))
network.appendChild(description)
parameters = doc.createElement('parameters')
parameters.setAttribute('sigma-apr', '1')
parameters.setAttribute('conf-pr', str(self.probability))
parameters.setAttribute('tol-abs', '1000')
parameters.setAttribute('sigma-act', 'aposteriori')
parameters.setAttribute('update-constrained-coordinates', 'yes')
network.appendChild(parameters)
points_observations = doc.createElement('points-observations')
points_observations.setAttribute(
'distance-stdev',
str(self.stdev_dist) + ' ' + str(self.stdev_dist1))
points_observations.setAttribute('direction-stdev',
str(self.stdev_angle))
points_observations.setAttribute('angle-stdev',
str(math.sqrt(self.stdev_angle * 2)))
points_observations.setAttribute('zenith-angle-stdev',
str(self.stdev_angle))
network.appendChild(points_observations)
for p, s in self.points:
if self.dimension == 1:
tmp = doc.createElement('point')
tmp.setAttribute('id', p.id)
if p.z is not None:
tmp.setAttribute('z', str(p.z))
if s == 'FIX':
tmp.setAttribute('fix', 'z')
else:
if fix == 0:
tmp.setAttribute('adj', 'Z')
else:
tmp.setAttribute('adj', 'z')
points_observations.appendChild(tmp)
elif self.dimension == 2:
tmp = doc.createElement('point')
tmp.setAttribute('id', p.id)
if p.e is not None and p.n is not None:
tmp.setAttribute('y', str(p.e))
tmp.setAttribute('x', str(p.n))
if s == 'FIX':
tmp.setAttribute('fix', 'xy')
else:
if fix == 0:
# free network
tmp.setAttribute('adj', 'XY')
else:
tmp.setAttribute('adj', 'xy')
points_observations.appendChild(tmp)
elif self.dimension == 3:
tmp = doc.createElement('point')
tmp.setAttribute('id', p.id)
if p.e is not None and p.n is not None:
tmp.setAttribute('y', str(p.e))
tmp.setAttribute('x', str(p.n))
if p.z is not None:
tmp.setAttribute('z', str(p.z))
if s == 'FIX':
tmp.setAttribute('fix', 'xyz')
else:
if fix == 0:
tmp.setAttribute('adj', 'XYZ')
else:
tmp.setAttribute('adj', 'xyz')
points_observations.appendChild(tmp)
if self.dimension == 1:
hd = doc.createElement('height-differences')
points_observations.appendChild(hd)
for o in self.observations:
if o.station == 'station':
# station record
st_id = o.point_id
if o.th is None:
ih = 0
else:
ih = o.th
if self.dimension in [2, 3]:
sta = doc.createElement('obs')
sta.setAttribute('from', o.point_id)
points_observations.appendChild(sta)
else:
# observation
if self.dimension == 2:
# horizontal network
if o.hz is not None:
tmp = doc.createElement('direction')
tmp.setAttribute('to', o.point_id)
tmp.setAttribute('val', str(o.hz.get_angle('GON')))
sta.appendChild(tmp)
if o.d is not None:
# horizontal distance
hd = o.horiz_dist()
if hd is not None:
tmp = doc.createElement('distance')
tmp.setAttribute('to', o.point_id)
tmp.setAttribute('val', str(hd))
sta.appendChild(tmp)
elif self.dimension == 1:
# elevations only 1d
if o.th is None:
th = 0
else:
th = o.th
if o.d is not None and o.v is not None:
tmp = doc.createElement('dh')
tmp.setAttribute('from', st_id)
tmp.setAttribute('to', o.point_id)
# TODO hibaterjedes
tmp.setAttribute('stdev', '1')
sz = math.sin(o.v.get_angle())
w = self.stdev_dist + self.stdev_dist1 * o.d.d / 1000
ro_cc = 200 * 100 * 100 / math.pi
if o.d.mode == 'SD':
cz = math.cos(o.v.get_angle())
tmp.setAttribute('val', str(o.d.d * cz + ih - th))
tmp.setAttribute(
'stdev',
str(
math.sqrt(cz**2 * w**2 +
(o.d.d * 1000)**2 * sz**2 *
(self.stdev_angle / RO_CC)**2)))
else:
tz = math.tan(o.v.get_angle())
tmp.setAttribute(
'val',
str(o.d.d / math.tan(o.v.get_angle()) + ih -
th))
tmp.setAttribute(
'stdev',
str(
math.sqrt((1 / tz)**2 * w**2 +
(o.d.d * 1000)**2 *
(o.d.d * 1000)**2 *
(1 / sz**2)**2 *
(self.stdev_angle / RO_CC)**2)))
hd.appendChild(tmp)
elif self.dimension == 3:
# 3d
if o.th is None:
th = 0
else:
th = o.th
if o.hz is not None:
tmp = doc.createElement('direction')
tmp.setAttribute('to', o.point_id)
tmp.setAttribute('val', str(o.hz.get_angle('GON')))
sta.appendChild(tmp)
if o.d is not None:
if o.d.mode == 'SD':
tmp = doc.createElement('s-distance')
tmp.setAttribute('val', str(o.d.d))
tmp.setAttribute('from_dh', str(ih))
tmp.setAttribute('to_dh', str(th))
else:
tmp = doc.createElement('distance')
tmp.setAttribute('val', str(o.d.d))
tmp.setAttribute('to', o.point_id)
sta.appendChild(tmp)
if o.v is not None:
tmp = doc.createElement('z-angle')
tmp.setAttribute('to', o.point_id)
tmp.setAttribute('val', str(o.v.get_angle('GON')))
tmp.setAttribute('from_dh', str(ih))
tmp.setAttribute('to_dh', str(th))
sta.appendChild(tmp)
else:
# unknown dimension
return None
# generate temp file name
tmpf = QTemporaryFile(QDir.temp().absoluteFilePath('w'))
tmpf.open(QIODevice.WriteOnly)
tmpf.close()
tmp_name = tmpf.fileName()
f = QFile(tmp_name + '.xml')
if f.open(QIODevice.WriteOnly):
f.write(doc.toByteArray())
f.close()
# run gama-local
if self.gama_prog is None:
return None
status = QProcess.execute(self.gama_prog, [
tmp_name + '.xml', '--text', tmp_name + '.txt', '--xml',
tmp_name + 'out.xml'
])
if status != 0:
return None
xmlParser = QXmlSimpleReader()
xmlFile = QFile(tmp_name + 'out.xml')
xmlInputSource = QXmlInputSource(xmlFile)
doc.setContent(xmlInputSource, xmlParser)
f_txt = QFile(tmp_name + '.txt')
f_txt.open(QIODevice.ReadOnly)
res = f_txt.readAll().data()
f_txt.close()
# store coordinates
adj_nodes = doc.elementsByTagName('adjusted')
if adj_nodes.count() < 1:
return res
adj_node = adj_nodes.at(0)
for i in range(len(adj_node.childNodes())):
pp = adj_node.childNodes().at(i)
if pp.nodeName() == 'point':
for ii in range(len(pp.childNodes())):
ppp = pp.childNodes().at(ii)
if ppp.nodeName() == 'id':
p = Point(ppp.firstChild().nodeValue())
elif ppp.nodeName() == 'Y' or ppp.nodeName() == 'y':
p.e = float(ppp.firstChild().nodeValue())
elif ppp.nodeName() == 'X' or ppp.nodeName() == 'x':
p.n = float(ppp.firstChild().nodeValue())
elif ppp.nodeName() == 'Z' or ppp.nodeName() == 'z':
p.z = float(ppp.firstChild().nodeValue())
ScPoint(p).store_coord(self.dimension)
# remove input xml and output xml
tmpf.remove()
f_txt.remove()
f.remove()
xmlFile.remove()
return res
def adjust(self):
""" Export data to GNU Gama xml, adjust the network and read result
:returns: result list of adjusment from GNU Gama
"""
# fix = 0 free network
fix = 0
adj = 0
for p, s in self.points:
if s == 'FIX':
fix += 1
else:
adj += 1
if adj == 0 or len(self.observations) == 0:
# no unknowns or observations
return None
doc = QDomDocument()
doc.appendChild(doc.createComment('Gama XML created by Land Surveying plugin for QGIS'))
gama_local = doc.createElement('gama-local')
gama_local.setAttribute('version', '2.0')
doc.appendChild(gama_local)
network = doc.createElement('network')
network.setAttribute('axes-xy', 'ne')
network.setAttribute('angles', 'left-handed')
gama_local.appendChild(network)
description = doc.createElement('description')
if self.dimension == 1:
description.appendChild(doc.createTextNode('GNU Gama 1D network'))
elif self.dimension == 2:
description.appendChild(doc.createTextNode('GNU Gama 2D network'))
elif self.dimension == 3:
description.appendChild(doc.createTextNode('GNU Gama 3D network'))
network.appendChild(description)
parameters = doc.createElement('parameters')
parameters.setAttribute('sigma-apr', '1')
parameters.setAttribute('conf-pr', str(self.probability))
parameters.setAttribute('tol-abs', '1000')
parameters.setAttribute('sigma-act', 'aposteriori')
parameters.setAttribute('update-constrained-coordinates', 'yes')
network.appendChild(parameters)
points_observations = doc.createElement('points-observations')
points_observations.setAttribute('distance-stdev', str(self.stdev_dist) + ' ' + str(self.stdev_dist1))
points_observations.setAttribute('direction-stdev', str(self.stdev_angle))
points_observations.setAttribute('angle-stdev', str(math.sqrt(self.stdev_angle * 2)))
points_observations.setAttribute('zenith-angle-stdev', str(self.stdev_angle))
network.appendChild(points_observations)
for p, s in self.points:
if self.dimension == 1:
tmp = doc.createElement('point')
tmp.setAttribute('id', p.id)
if p.z is not None:
tmp.setAttribute('z', str(p.z))
if s == 'FIX':
tmp.setAttribute('fix', 'z')
else:
if fix == 0:
tmp.setAttribute('adj', 'Z')
else:
tmp.setAttribute('adj', 'z')
points_observations.appendChild(tmp)
elif self.dimension == 2:
tmp = doc.createElement('point')
tmp.setAttribute('id', p.id)
if p.e is not None and p.n is not None:
tmp.setAttribute('y', str(p.e))
tmp.setAttribute('x', str(p.n))
if s == 'FIX':
tmp.setAttribute('fix', 'xy')
else:
if fix == 0:
# free network
tmp.setAttribute('adj', 'XY')
else:
tmp.setAttribute('adj', 'xy')
points_observations.appendChild(tmp)
elif self.dimension == 3:
tmp = doc.createElement('point')
tmp.setAttribute('id', p.id)
if p.e is not None and p.n is not None:
tmp.setAttribute('y', str(p.e))
tmp.setAttribute('x', str(p.n))
if p.z is not None:
tmp.setAttribute('z', str(p.z))
if s == 'FIX':
tmp.setAttribute('fix', 'xyz')
else:
if fix == 0:
tmp.setAttribute('adj', 'XYZ')
else:
tmp.setAttribute('adj', 'xyz')
points_observations.appendChild(tmp)
for o in self.observations:
if o.station == 'station':
# station record
sta = doc.createElement('obs')
sta.setAttribute('from', o.point_id)
if o.th is None:
ih = 0
else:
ih = o.th
points_observations.appendChild(sta)
else:
# observation
if self.dimension == 2:
# horizontal network
if o.hz is not None:
tmp = doc.createElement('direction')
tmp.setAttribute('to', o.point_id)
tmp.setAttribute('val', str(o.hz.get_angle('GON')))
sta.appendChild(tmp)
if o.d is not None:
# horizontal distance
hd = o.horiz_dist()
if hd is not None:
tmp = doc.createElement('distance')
tmp.setAttribute('to', o.point_id)
tmp.setAttribute('val', str(hd))
sta.appendChild(tmp)
elif self.dimension == 1:
# elevations only
pass
elif self.dimension == 3:
# 3d
if o.th is None:
th = o.th
else:
th = 0
if o.hz is not None:
tmp = doc.createElement('direction')
tmp.setAttribute('to', o.point_id)
tmp.setAttribute('val', str(o.hz.get_angle('GON')))
sta.appendChild(tmp)
if o.d is not None:
if o.d.mode == 'SD':
tmp = doc.createElement('s-distance')
tmp.setAttribute('val', str(o.d.d))
tmp.setAttribute('from_dh', str(ih))
tmp.setAttribute('to_dh', str(th))
else:
tmp = doc.createElement('distance')
tmp.setAttribute('val', str(o.d.d))
tmp.setAttribute('to', o.point_id)
sta.appendChild(tmp)
if o.v is not None:
tmp = doc.createElement('z-angle')
tmp.setAttribute('to', o.point_id)
tmp.setAttribute('val', str(o.v.get_angle('GON')))
tmp.setAttribute('from_dh', str(ih))
tmp.setAttribute('to_dh', str(th))
sta.appendChild(tmp)
else:
# unknown dimension
return None
#print doc.toprettyxml(indent=" ")
# generate temp file name
tmpf = QTemporaryFile( QDir.temp().absoluteFilePath('w') )
tmpf.open(QIODevice.WriteOnly)
tmpf.close()
tmp_name = tmpf.fileName()
f = QFile(tmp_name + '.xml')
if f.open(QIODevice.WriteOnly):
f.write(doc.toByteArray())
f.close()
# run gama-local
if self.gama_prog is None:
return None
# status = call([str(self.gama_prog), str(tmp_name) + '.xml', '--text',
# str(tmp_name) + '.txt', '--xml', str(tmp_name) + 'out.xml'])
status = QProcess.execute(self.gama_prog, [ tmp_name+'.xml', '--text',
tmp_name+'.txt', '--xml', tmp_name+'out.xml'])
if status != 0:
return None
xmlParser = QXmlSimpleReader()
xmlFile = QFile(tmp_name + 'out.xml')
xmlInputSource = QXmlInputSource(xmlFile)
doc.setContent(xmlInputSource,xmlParser)
f_txt = QFile(tmp_name + '.txt')
f_txt.open(QIODevice.ReadOnly)
res = f_txt.readAll().data()
f_txt.close()
# store coordinates
adj_nodes = doc.elementsByTagName('adjusted')
if adj_nodes.count() < 1:
return res
adj_node = adj_nodes.at(0)
for i in range(len(adj_node.childNodes())):
pp = adj_node.childNodes().at(i)
if pp.nodeName() == 'point':
for ii in range(len(pp.childNodes())):
ppp = pp.childNodes().at(ii)
if ppp.nodeName() == 'id':
p = Point(ppp.firstChild().nodeValue())
elif ppp.nodeName() == 'Y' or ppp.nodeName() == 'y':
p.e = float(ppp.firstChild().nodeValue())
elif ppp.nodeName() == 'X' or ppp.nodeName() == 'x':
p.n = float(ppp.firstChild().nodeValue())
elif ppp.nodeName() == 'Z' or ppp.nodeName() == 'z':
p.z = float(ppp.firstChild().nodeValue())
ScPoint(p).store_coord(self.dimension)
# remove input xml and output xml
tmpf.remove()
f_txt.remove()
f.remove()
xmlFile.remove()
return res
