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Leggi_GK2_v4.py
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Leggi_GK2_v4.py
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#---------------------------------------------------------------------------------------
# leggi_GK2_v4.py
# Marzo 2024 - Mauro Bettella
#---------------------------------------------------------------------------------------
# Estrae dai file IGMI GK2 il modello di ondulazione del Geoide
# per eseguire la trasformazione di altezze Ellissoidiche GNSS
# in quote ortometriche geoidiche
# Estrazione da GK2 FOGLIO e GK2 PUNTO
#---------------------------------------------------------------------------------------
# Informazioni tecniche:
# Utility "Geoid Converter" -
# https://www.eye4software.com/hydromagic/documentation/manual/utilities/geoid-file-conversion/
#
# Trimble Grid Factory – Geoid GGF format
# https://www.trimble.com/globalTRLTAB.aspx?Nav=Collection-37882
#
# MATTM - Geoportale Nazionale – Specifiche tecniche del servizio di trasformazione di coordinate
# http://www.pcn.minambiente.it/mattm/wp-content/uploads/2016/12/MATTM-MU_SRC_PSCC_SPEC_TECNICHE-001-1_v01.pdf
#
# IGMI -
# https://www.igmi.org/++theme++igm/pdf/nuova_nota_EPSG.pdf
#
# Ronci Ernesto - Dallo statico al Network RTK: l'evoluzione del rilievo satellitare.
# http://amsdottorato.unibo.it/307/1/Ronci_PhD.pdf
#
# Virgilio Cima - TRASFORMAZIONI DI COORDINATE – Il software ConveRgo
# https://www.cisis.it/?page_id=3214
# https://www.youtube.com/watch?v=hzBF6DO2PJ4&t=5472s
#---------------------------------------------------------------------------------------
from osgeo import gdal, ogr, osr
from osgeo.gdalconst import *
from PyQt5.QtWidgets import *
from PyQt5.QtGui import *
import os
import sys
import fileinput
import webbrowser
class MyDialog(QDialog):
def __init__(self):
QDialog.__init__(self)
self.setWindowTitle("Leggi GK2 ITALGEO2005 Model...")
self.bar = QgsMessageBar()
#self.bar.setSizePolicy( QSizePolicy.Minimum, QSizePolicy.Fixed )
# Create the label
self.lblPATH=QLabel('Cartella Grigliati GK2:')
self.lblPATH.setFont(QFont('Arial',10) )
self.lePATH = QLineEdit()
self.lePATH.setFont(QFont('Arial',10) )
#self.lePATH.setText(MyRoot)
self.lePATH.editingFinished.connect(self.EditPATH)
self.PB_PATH = QPushButton ("...")
self.PB_PATH.setFont(QFont('Arial',10) )
self.PB_PATH.clicked.connect(self.StorePATH)
self.PB_PATH.setToolTip("Seleziona Cartella... ")
# Create the label
self.lblEPSG=QLabel('EPSG Output:')
self.lblEPSG.setFont(QFont('Arial',10) )
self.cbEPSG = QComboBox()
self.cbEPSG.addItem('4258 - ETRS89')#0
self.cbEPSG.addItem('4326 - WGS84')#1
self.cbEPSG.setCurrentIndex(0)
#self.cbEPSG.setCurrentIndex(1)
self.cbEPSG.setFont(QFont('Arial',10) )
self.cbEPSG.currentIndexChanged.connect(self.StoreEPSG)
# Create the label
self.lblMF=QLabel('Merge File:')
self.lblMF.setFont(QFont('Arial',10) )
self.cbMF = QComboBox()
self.cbMF.addItem('SI')#0
self.cbMF.addItem('NO')#1
self.cbMF.setCurrentIndex(0)
#self.cbMF.setCurrentIndex(1)
self.cbMF.setFont(QFont('Arial',10) )
self.cbMF.currentIndexChanged.connect(self.StoreMF)
# Create the label
self.lblME=QLabel('Nome File Merge :')
self.lblME.setFont(QFont('Arial',10) )
self.leME = QLineEdit()
self.leME.setFont(QFont('Arial',10) )
self.leME.setText('ITALGEO2005_GK2_ETRS89')
self.leME.editingFinished.connect(self.EditME)
# Create the label
self.lblCO=QLabel('Contour step (>=0.10):')
self.lblCO.setFont(QFont('Arial',10) )
self.leCO = QLineEdit()
self.leCO.setFont(QFont('Arial',10) )
self.leCO.setText('0.10')
self.leCO.editingFinished.connect(self.EditCO)
self.pulsante = QPushButton ("Crea Geoid Model GTX...")
self.pulsante.clicked.connect(self.run)
self.pulsante.setFont(QFont('Arial',10) )
self.pulsante.setToolTip("Avvia Lettura File GK2 - Crea Geoid Model GTX... ")
self.pulsante.setEnabled(False)
self.help = QPushButton ("Info...")
self.help.clicked.connect(self.runhelp)
self.help.setFont(QFont('Arial',10) )
self.setLayout(QGridLayout())
self.resize(650,200)
self.layout().addWidget(self.lblPATH, 0, 0)
self.layout().addWidget(self.lePATH, 0, 1)
self.layout().addWidget(self.PB_PATH, 0, 2)
self.layout().addWidget(self.lblEPSG, 1, 0)
self.layout().addWidget(self.cbEPSG, 1, 1)
self.layout().addWidget(self.lblMF, 2, 0)
self.layout().addWidget(self.cbMF, 2, 1)
self.layout().addWidget(self.lblME, 3, 0)
self.layout().addWidget(self.leME, 3, 1)
self.layout().addWidget(self.lblCO, 4, 0)
self.layout().addWidget(self.leCO, 4, 1)
self.layout().addWidget(self.pulsante, 5, 1)
self.layout().addWidget(self.help, 5, 2)
self.layout().addWidget(self.bar, 6, 1)
def EditPATH(self):
if self.lePATH.isModified():
# do interesting stuff ...
#print ('Editing Finished')
countGK2=0
if not (os.path.exists(self.lePATH.text())):
self.bar.pushMessage("","PATH LOCALE NON ESISTE!!!", level=Qgis.Critical)
#print(self.lePATH.text())
self.pulsante.setEnabled(False)
else:
rootPath=(self.lePATH.text())
space=rootPath.find(' ')
if space==-1:
rootPath=rootPath.replace(chr(92),chr(47))
for root, dirs, files in os.walk(rootPath):
for filename in files:
if filename[-4:] == '.GK2':
countGK2=countGK2+1
#print (MyRoot)
#self.lePATH.setText(MyRoot)
if countGK2!=0:
self.pulsante.setEnabled(True)
self.bar.pushMessage("Nr GK2 ", str(countGK2), level=Qgis.Info)
else:
self.pulsante.setEnabled(False)
self.bar.pushMessage("ATTENZIONE","NO GK2 !!!", level=Qgis.Critical)
else:
self.bar.pushMessage("","PATH NON VALIDO (spazi)!!!", level=Qgis.Critical)
#print(self.lePATH.text())
self.pulsante.setEnabled(False)
self.lePATH.setToolTip("Nr GK2 : "+ str(countGK2))
self.lePATH.setModified(False)
def StorePATH(self):
qfd = QFileDialog()
path = self.lePATH.text()
title="Seleziona Cartella Grigliati GK2..."
rootPath = QFileDialog.getExistingDirectory(qfd, title, path)
#print(os.path.dirname(os.path.realpath(filePath)))
#print(MyRoot)
countGK2=0
if rootPath == "" :
self.pulsante.setEnabled(False)
return
space=rootPath.find(' ')
if space==-1:
for root, dirs, files in os.walk(rootPath):
for filename in files:
if filename[-4:] == '.GK2':
countGK2=countGK2+1
if countGK2!=0:
self.pulsante.setEnabled(True)
self.bar.pushMessage("Nr GK2 ", str(countGK2), level=Qgis.Info)
self.lePATH.setText(rootPath)
else:
self.pulsante.setEnabled(False)
self.bar.pushMessage("ATTENZIONE","NO GK2 !!!", level=Qgis.Critical)
#self.lePATH.setText('')
else:
self.bar.pushMessage("","PATH NON VALIDO (spazi)!!!", level=Qgis.Critical)
#print(self.lePATH.text())
self.pulsante.setEnabled(False)
self.lePATH.setToolTip("Nr GK2 : "+ str(countGK2))
#self.bar.pushMessage("OK", "Variabile Aggiornata !", level=Qgis.Info)
def StoreEPSG(self):
#mergefile=self.cbRT.currentText()
if self.cbEPSG.currentText()=='4258 - ETRS89':
ME=self.leME.text().replace('_WGS84','_ETRS89')
self.leME.setText(ME)
else:
ME=self.leME.text().replace('_ETRS89','_WGS84')
self.leME.setText(ME)
#self.bar.pushMessage("OK", "Variabile Aggiornata !", level=Qgis.Info)
def StoreMF(self):
#mergefile=self.cbRT.currentText()
if self.cbMF.currentText()=='SI':
self.lblME.setEnabled(True)
self.leME.setEnabled(True)
else:
self.lblME.setEnabled(False)
self.leME.setEnabled(False)
#self.bar.pushMessage("OK", "Variabile Aggiornata !", level=Qgis.Info)
def EditME(self):
if self.leME.isModified():
# do interesting stuff ...
#print ('Editing Finished')
#ME=self.leME.text()
ME=self.leME.text().replace(' ','_')
self.leME.setText(ME)
#self.bar.pushMessage("OK", "Variabile Aggiornata !", level=Qgis.Info)
self.leME.setModified(False)
def EditCO(self):
if self.leCO.isModified():
# do interesting stuff ...
#print ('Editing Finished')
#ME=self.leME.text()
try:
CO=float(self.leCO.text())
except:
CO=0
if CO<0.10:
self.leCO.setText('0.10')
self.pulsante.setEnabled(False)
self.bar.pushMessage("","Inserire valore numerico!!!", level=Qgis.Critical)
#self.bar.pushMessage("OK", "Variabile Aggiornata !", level=Qgis.Info)
self.leCO.setModified(False)
def runhelp(self):
webbrowser.open('https://www.mabegis.it/gis/VDatum_GTX/ITALGEO2005_da_GK2_a_GTX_v3.pdf')
def run(self):
#Attenzione ai permessi di scrittura su disco C
#rootPath = 'D:/Grigliati/'
rootPath = self.lePATH.text()+'/'
patternType = '.GK2'
#contour_step=0.10
contour_step=float(self.leCO.text())
sFind = chr(34)+'2005'+chr(34)
sGK2 = chr(34)+'FOGLIO'+chr(34)
passo=2/60
buff=passo/2
pixelsize=passo
dec=9
#dec=13
x1m=9999
y1m=9999
x2m=-9999
y2m=-9999
countGK2=0
mergefile=self.cbMF.currentText()
#mergefile='NO'
#mergefile='SI'
# create the spatial reference, GCS_ETRS_1989
srs = osr.SpatialReference()
#srs.ImportFromEPSG(4258)
if self.cbEPSG.currentText()=='4258 - ETRS89':
srs.ImportFromEPSG(4258)
strEPSG='_ETRS89'
else:
srs.ImportFromEPSG(4326)
strEPSG='_WGS84'
# set up the shapefile driver
driver = ogr.GetDriverByName("ESRI Shapefile")
if mergefile=='SI':
basename=self.leME.text()
#basename='ITALGEO2005_GK2_ETRS89'
fileshp=rootPath+basename+'.shp'
filebound=rootPath+basename+'_bound.shp'
dissolveshp=rootPath+basename+'_bound_dissolve.shp'
# create the data source Point
if os.path.exists(fileshp):
driver.DeleteDataSource(fileshp)
data_source_pt = driver.CreateDataSource(fileshp)
# create the data source Polygon
if os.path.exists(filebound):
driver.DeleteDataSource(filebound)
data_source_pg = driver.CreateDataSource(filebound)
# create the layer
#PointZ
layer_PT = data_source_pt.CreateLayer(basename, srs, ogr.wkbPoint25D)
#Point
#layer_PT = data_source_pt.CreateLayer(basename, srs, ogr.wkbPoint)
#Polygon
layer_PG = data_source_pt.CreateLayer(basename+'_bound', srs, ogr.wkbPolygon)
# Add the fields we're interested in
layer_PT.CreateField(ogr.FieldDefn("LAT", ogr.OFTReal))
layer_PT.CreateField(ogr.FieldDefn("LON", ogr.OFTReal))
layer_PT.CreateField(ogr.FieldDefn("ZDELTA", ogr.OFTReal))
layer_PT.CreateField(ogr.FieldDefn("invZDELTA", ogr.OFTReal))
field_name = ogr.FieldDefn("FILE", ogr.OFTString)
field_name.SetWidth(6)
layer_PT.CreateField(field_name)
# Add the fields we're interested in
layer_PG.CreateField(field_name)
for root, dirs, files in os.walk(rootPath):
for filename in files:
if filename[-4:] == patternType:
countGK2=countGK2+1
if mergefile=='NO':
basename=filename.replace(patternType,'')+strEPSG
print(basename)
fileshp=rootPath+basename+'.shp'
filebound=rootPath+basename+'_bound.shp'
# create the data source Point
if os.path.exists(fileshp):
driver.DeleteDataSource(fileshp)
data_source_pt = driver.CreateDataSource(fileshp)
# create the data source Polygon
if os.path.exists(filebound):
driver.DeleteDataSource(filebound)
data_source_pg = driver.CreateDataSource(filebound)
# create the layer
#PointZ
layer_PT = data_source_pt.CreateLayer(basename, srs, ogr.wkbPoint25D)
#Point
#layer_PT = data_source_pt.CreateLayer(basename, srs, ogr.wkbPoint)
#Polygon
layer_PG = data_source_pt.CreateLayer(basename+'_bound', srs, ogr.wkbPolygon)
# Add the fields we're interested in
layer_PT.CreateField(ogr.FieldDefn("LAT", ogr.OFTReal))
layer_PT.CreateField(ogr.FieldDefn("LON", ogr.OFTReal))
layer_PT.CreateField(ogr.FieldDefn("ZDELTA", ogr.OFTReal))
layer_PT.CreateField(ogr.FieldDefn("invZDELTA", ogr.OFTReal))
field_name = ogr.FieldDefn("FILE", ogr.OFTString)
field_name.SetWidth(6)
layer_PT.CreateField(field_name)
# Add the fields we're interested in
layer_PG.CreateField(field_name)
inFeature = ( os.path.join(root, filename))
lines = []
print(inFeature)
with open(inFeature,'r', encoding='utf8') as file:
lines = file.readlines()
if lines[0].rstrip()==sGK2:
nr_righe=10
nr_colonne=14
else:
nr_righe=8
nr_colonne=10
count=-1
for line in lines:
#print(line.rstrip())
count=count+1
if line.rstrip()==sFind:
#print(line)
rowdata=count
for riga in range(nr_righe):
for col in range(nr_colonne):
count=count+1
sValue=lines[count].rstrip()
#print(sValue)
count=count+1
Latitudine=float(lines[count].rstrip())
#print(Latitudine)
count=count+1
Longitudine=float(lines[count].rstrip())
#print(Longitudine)
count= rowdata
lat_start = Latitudine + passo * (nr_righe - 1)
for riga in range(nr_righe):
lat = lat_start - passo * riga
for col in range(nr_colonne):
lon = Longitudine + passo * col
count=count+1
y=round(float(lat),dec)
x=round(float(lon),dec)
zdelta=float(lines[count].rstrip())
#PointZ
WKT='POINT('+str(x)+' '+str(y)+' '+str(zdelta)+')'
#Point
#WKT='POINT('+str(x)+' '+str(y)+')'
#shp
# create the feature
feature_PT = ogr.Feature(layer_PT.GetLayerDefn())
# Set the attributes using the values
feature_PT.SetField("LAT", y)
feature_PT.SetField("LON", x)
feature_PT.SetField("ZDELTA", zdelta)
feature_PT.SetField("invZDELTA", zdelta*(-1))
feature_PT.SetField("FILE", filename)
# Create the geometry
new_geom = ogr.CreateGeometryFromWkt(WKT)
# Set the feature geometry using the point
feature_PT.SetGeometry(new_geom)
# Create the feature in the layer (shapefile)
layer_PT.CreateFeature(feature_PT)
# Dereference the feature
feature_PT = None
#boundary
x1=round((Longitudine-buff),dec)
y1=round((Latitudine-buff),dec)
x2=round((Longitudine + passo * (nr_colonne - 1)+buff),dec)
y2=round((lat_start+buff),dec)
WKT='POLYGON(('+str(x1)+' '+str(y1)+','+str(x2)+' '+str(y1)+','+str(x2)+' '+str(y2)+','+str(x1)+' '+str(y2)+','+str(x1)+' '+str(y1)+'))'
#shp
# create the feature
feature_PG = ogr.Feature(layer_PG.GetLayerDefn())
# Set the attributes using the values
feature_PG.SetField("FILE", filename)
# Create the geometry
new_geom = ogr.CreateGeometryFromWkt(WKT)
# Set the feature geometry
feature_PG.SetGeometry(new_geom)
# Create the feature in the layer (shapefile)
layer_PG.CreateFeature(feature_PG)
# Dereference the feature
feature_PG = None
if mergefile=='SI':
#update extend
if x1<x1m:
x1m=x1
if y1<y1m:
y1m=y1
if x2>x2m:
x2m=x2
if y2>y2m:
y2m=y2
else:
# Save and close the data source
data_source_pt = None
data_source_pg = None
#create TIF
filetiff=rootPath+basename+'.tif'
Cmd='gdal_rasterize -l '+basename+' -a ZDELTA -tr '+str(pixelsize)+' '+str(pixelsize)+' -a_nodata -9999.0 -te '+str(x1)+' '+str(y1)+' '+str(x2)+' '+str(y2)+' -ot Float32 -of GTiff '+fileshp+' '+filetiff
#print(Cmd)
risp=os.system(Cmd)
#create GTX ---> SW Maps QFIELD
filegtx=rootPath+basename+'.gtx'
Cmd='gdal_rasterize -l '+basename+' -a ZDELTA -tr '+str(pixelsize)+' '+str(pixelsize)+' -a_nodata 0 -te '+str(x1)+' '+str(y1)+' '+str(x2)+' '+str(y2)+' -ot Float32 -of GTX '+fileshp+' '+filegtx
#print(Cmd)
risp=os.system(Cmd)
#create XYZ CSV ---> estrazione valori per generazione GGF Trimble
filecsv=rootPath+basename+'_xyz.csv'
Cmd='gdal2xyz -band 1 -csv '+filegtx + ' '+ filecsv
#print(Cmd)
risp=os.system(Cmd)
#create da GEOIDICHE--->ELLISSOIDICHE
filegtx=rootPath+basename+'_INV.gtx'
Cmd='gdal_rasterize -l '+basename+' -a invZDELTA -tr '+str(pixelsize)+' '+str(pixelsize)+' -a_nodata 0 -te '+str(x1)+' '+str(y1)+' '+str(x2)+' '+str(y2)+' -ot Float32 -of GTX '+fileshp+' '+filegtx
#print(Cmd)
risp=os.system(Cmd)
# Create contour
filecontour=rootPath+basename+'_contour.shp'
Cmd='gdal_contour -b 1 -a ELEV -i '+ str(contour_step) +' -f '+chr(34)+'ESRI Shapefile'+chr(34)+' '+filetiff+' '+ filecontour
#print(Cmd)
risp=os.system(Cmd)
if mergefile=='SI':
# Save and close the data source
data_source_pt = None
data_source_pg = None
#dissolve Polygon boundary
if countGK2>1:
Cmd='ogr2ogr -f '+chr(34)+'ESRI Shapefile'+chr(34)+' -overwrite '+dissolveshp+' '+filebound+' -nlt PROMOTE_TO_MULTI -dialect sqlite -sql '+chr(34)+'SELECT ST_Union(geometry) AS geometry FROM '+chr(34)+basename+'_bound'+chr(34)
#print(Cmd)
risp=os.system(Cmd)
#create TIF
filetiff=rootPath+basename+'.tif'
Cmd='gdal_rasterize -l '+basename+' -a ZDELTA -tr '+str(pixelsize)+' '+str(pixelsize)+' -a_nodata -9999.0 -te '+str(x1m)+' '+str(y1m)+' '+str(x2m)+' '+str(y2m)+' -ot Float32 -of GTiff '+fileshp+' '+filetiff
#print(Cmd)
risp=os.system(Cmd)
#create GTX ---> SW Maps QFIELD
filegtx=rootPath+basename+'.gtx'
Cmd='gdal_rasterize -l '+basename+' -a ZDELTA -tr '+str(pixelsize)+' '+str(pixelsize)+' -a_nodata 0 -te '+str(x1m)+' '+str(y1m)+' '+str(x2m)+' '+str(y2m)+' -ot Float32 -of GTX '+fileshp+' '+filegtx
#print(Cmd)
risp=os.system(Cmd)
#create XYZ CSV ---> estrazione valori per generazione GGF Trimble
filecsv=rootPath+basename+'_xyz.csv'
Cmd='gdal2xyz -band 1 -csv '+filegtx + ' '+ filecsv
#print(Cmd)
risp=os.system(Cmd)
#create da GEOIDICHE--->ELLISSOIDICHE
filegtx=rootPath+basename+'_INV.gtx'
Cmd='gdal_rasterize -l '+basename+' -a invZDELTA -tr '+str(pixelsize)+' '+str(pixelsize)+' -a_nodata 0 -te '+str(x1m)+' '+str(y1m)+' '+str(x2m)+' '+str(y2m)+' -ot Float32 -of GTX '+fileshp+' '+filegtx
#print(Cmd)
risp=os.system(Cmd)
# Create contour
filecontour=rootPath+basename+'_contour.shp'
Cmd='gdal_contour -b 1 -a ELEV -i '+ str(contour_step) +' -f '+chr(34)+'ESRI Shapefile'+chr(34)+' '+filetiff+' '+ filecontour
#print(Cmd)
risp=os.system(Cmd)
self.bar.pushMessage("OK", "Lettura Completata !!!", level=Qgis.Info)
print ("Completato !!!!!!!!!")
myDlg=MyDialog()
myDlg.show()