示例#1
0
import numpy as np
from scipy.ndimage import zoom

from osgeo import osr

from pyAirviro.other import logging
from pyAirviro.tools import utils
from pyAirviro.disp.res import (
    ResultReader,
    EsriGridTimeSeriesResult,
)


ENCODING = 'HP Roman8'
log = logging.getLogger('pyAirviro.' + __name__)


def parse_esri_ascii_grid_header(lines):
    header = {}
    ncols_line = next(lines)
    if not ncols_line.lower().startswith('ncols'):
        log.error('Invalid field header, expected keyword ncols')
        sys.exit(1)
    header['nx'] = int(ncols_line.split()[1])

    nrows_line = next(lines)
    if not nrows_line.lower().startswith('nrows'):
        log.error('Invalid field header, expected keyword nrows')
        sys.exit(1)
    header['ny'] = int(nrows_line.split()[1])
示例#2
0
        import sqlite3
    except:
        pass

from UrbanFOAM.case import (Case, DEFAULTS)

from UrbanFOAM.db import (validate_roads_in_db, connect, load_roads_from_edb,
                          initdb, get_epsg, drop_tables, create_roads_table,
                          create_domain_table, create_structures_table,
                          get_road_fractions_in_polys)

from pyAirviro.other import logging
from pyAirviro.tools import utils
from pyAirviro.edb.sqlitecalc import calculate_road_vehicle_ts

log = logging.getLogger('pyAirviro.' + __name__)
ENCODING = 'utf-8'


def arg2datetime(string):
    return datetime.datetime.strptime(string, '%y%m%d%H')


def calculate_emission_group_fractions(emis_ts):
    """Sum emissions by emission group (light/heavy vechicles) and
    calculate the fraction contributed by each road.
    @param emis_ts: dataframe with levels (substance, isheavy, vehicle, road)
    """
    isheavy_sums = emis_ts.groupby(level=['isheavy'], axis=1).sum()
    isheavy_accumulated = isheavy_sums.sum()
    road_accumulated = emis_ts.groupby(level=['isheavy', 'road'],
示例#3
0
def main():
    #-----------Setting up and unsing option parser-----------------------
    parser=OptionParser(usage= usage, version=version)
    
    parser.add_option("-l", "--loglevel",
                      action="store",dest="loglevel",default=2,
                      help="Sets the loglevel (0-3 where 3=full logging)")
    
    parser.add_option("-u", "--user",
                      action="store", dest="user", default=None,
                      help="Specify user manually")    

    parser.add_option("-e", "--edb",
                      action="store", dest="edb", default=None,
                      help="Name of target edb")

    parser.add_option("-t", "--template",
                      action="store",dest="cf",default=None,
                      help="Generate default controlfile")

    parser.add_option("-f", "--force",
                      action="store_true",dest="force",default=False,
                      help="To start the process without confirming the domain")

        
    (options, args) = parser.parse_args()

    # Setup logging
    logging.configure(terminal_level=logging.DEBUG)
    log = logging.getLogger(__name__)


    if options.cf!=None:
        generateCf(path.abspath(options.cf))
        log.info("Wrote default controlfile")
        sys.exit()

    if len(args)!=1:
        parser.error("Incorrect number of arguments")
    
    if options.edb ==None:
        parser.error("Need to specify edb using flag -e")
    if options.user ==None:
        parser.error("Need to specify user using flag -u")        

    dmn = Domain()

    if not options.force:
        answer=raw_input("Chosen dbase is: "+dmn.name+",continue(y/n)?")    
        if answer!="y":
            sys.exit("Interrupted by user")
    
    if not dmn.edbExistForUser(options.edb,options.user):
        log.error("Edb "+options.edb+" does not exist for user "+
                     options.user+" in domain "+dmn.name)    
        sys.exit()
    #---Creating edb and rsrc objects------------------
    edb=Edb(dmn,options.user,options.edb)
    rsrc=Rsrc(edb.rsrcPath())

    #Opening controlfile
    #---retrieving data from control file----
    cf=ControlFile(fileName=path.abspath(args[0]))    
    substances=cf.findStringList("substances:")
    outputDir=cf.findExistingPath("outputDir:")
    acIndex=cf.findInt("acIndex:")
    macroFileName=path.abspath(cf.findExistingPath("xrepedbMacro:"))

    fromProj=cf.findString("fromProj:")
    toProj=cf.findString("toProj:")

    try:
        fromProj=transcoord.proj4Dict[fromProj]
    except KeyError:
        log.error("Projection %s not found in proj4Dictin transCoord.py" %fromProj)

    try:
        toProj=transcoord.proj4Dict[toProj]
    except KeyError:
        log.error("Projection %s not found in proj4Dictin transCoord.py" %toProj)

    formats = cf.findStringList("formats:")
    units = cf.findString("units:")

    writeGrids=cf.findBoolean("writeGrids:",optional=True,default=True)
    
    edb_xll=cf.findInt("edb_xll:")
    edb_yll=cf.findInt("edb_yll:")
    edb_ncols=cf.findInt("edb_ncols:")
    edb_nrows=cf.findInt("edb_nrows:")
    edb_cellsize=cf.findFloat("edb_cellsize:")

    if fromProj!=toProj:
        out_xll=cf.findFloat("out_xll:")
        out_yll=cf.findFloat("out_yll:")
        out_ncols=cf.findInt("out_ncols:")
        out_nrows=cf.findInt("out_nrows:")
        out_cellsize=cf.findFloat("out_cellsize:")

    #-----------------------------------------

    #Finds index to search units    
    unitIndex=None
    for key,unit in rsrc.search.iteritems():
        if isinstance(key,int):
            if rsrc.search[key]==units:
                unitIndex=key
                break

    if unitIndex is None:
        log.error("Search units: %s not defined in edb.rsrc" %units)
        sys.exit()
    
    macro = ControlFile(fileName=macroFileName,removeComments=False)
    #preparing export macro
    macro.setParam("general.database:",dmn.name)
    xmin=edb_xll
    xmax=edb_xll+edb_ncols*edb_cellsize
    ymin=edb_yll
    ymax=edb_yll+edb_nrows*edb_cellsize
    macro.setParam("edb.mapopt.bounds:", "%i %i %i %i" %(xmin, xmax, ymin, ymax))
    macro.setParam("edb.user:"******"edb.edb:",edb.name)
    macro.setParam("REGION     :","%i %i %i %i" %(xmin, xmax, ymin, ymax))
    macro.setParam("USER          :"******"EDB           :",edb.name)
    macro.setParam("GRID          :",
                   "%i %i %i %i %i %i" %(edb_xll,edb_yll,edb_ncols,edb_nrows,edb_cellsize,edb_cellsize))
    macro.setParam("edb.unit:",unitIndex)
    macro.setParam("UNIT        :",unitIndex)
#     macro.setParam("NOACTCODE  :",acIndex)
    macro.setParam("NOACTCODE  :",len(rsrc.ac))
    #Get activity code tree
    acTree=codeemistree.CodeEmisTree("Activity codes",units=units)
    acTree.readActivityCodes(rsrc.path,acIndex)

    substDict=dmn.listSubstanceIndices()


    edbRast =  Raster(Xll=edb_xll,Yll=edb_yll,Ncols=edb_ncols,
                      Nrows=edb_nrows,Cellsize=edb_cellsize,
                      Nodata=-9999,init=0)
    if fromProj!=toProj:
        outRastTemplate = Raster(Xll=out_xll,Yll=out_yll,Ncols=out_ncols,
                                 Nrows=out_nrows,Cellsize=out_cellsize,
                                 Nodata=-9999)
    else:
        outRastTemplate=Raster()
        outRastTemplate.assign(edbRast)

            
    for node in acTree.root.getiterator():
        if node.tag=="root" or node.tag=="Record":
            continue

        ac=node.tag
        log.debug("Activity code: "+ac)
        #Finds row index for activity codes in macro
        #Add a row with the current ac
        #If there are many ac already given, these are
        #replaced by the current ac
        macroLines=macro.content.split("\n")
        actCodeInd=None
        geoCodeInd=None
        for lineInd,line in enumerate(macroLines):
            if "NOACTCODE" in line:
                actCodeInd=lineInd
            if "NOGEOCODE" in line:
                geoCodeInd=lineInd

        if len(ac.split('.')) >= rsrc.ac[acIndex-1].depth:
            macroLines=macroLines[:actCodeInd+1]+["none"]*(acIndex-1)+[ac]+["none"]*(len(rsrc.ac)-acIndex)+macroLines[geoCodeInd:]
        else:
            macroLines=macroLines[:actCodeInd+1]+["none"]*(acIndex-1)+[ac+'.']+["none"]*(len(rsrc.ac)-acIndex)+macroLines[geoCodeInd:]
        macro.content="\n".join(macroLines)
        macro.write()
        

        #boolean raster marking where there is data for any of the substances
        if 'CLRTAP' in formats:
            dataMarker = Raster(Xll=out_xll,Yll=out_yll,Ncols=out_ncols,
                                Nrows=out_nrows,Cellsize=out_cellsize,
                                Nodata=-9999,init=0)
        rasterDict={}
        substancesWithData=[]
        for substance in substances:
            log.debug("Substance %s" %substance)
            substanceIndex=substDict[substance]
            macro.setParam("ELEMENT    :",substanceIndex)
            macro.write()
            command="xrepedb -i "+macro.name
            (returnCode,errMsg,outMsg)=utilities.execute(command)
            tmp=outMsg.split()[10:-2]
            tmp.sort()
            if tmp[0] == '0.000000E+00' and tmp[-1] == '0.000000E+00':
                print "ERROR: The field for "+substance+" is empty!"
                continue
#             pdb.set_trace()
            emisRast=string2rast(outMsg,edbRast)
            emisSum=emisRast.sum()

            outRast=Raster()
            outRast.assign(outRastTemplate)

            rec=ET.SubElement(node,"Record")
            rec.attrib["substance"]=substance
            rec.attrib["emission"]=str(emisSum)            
            if emisSum>0 and writeGrids:
                if substance not in substancesWithData:
                    substancesWithData.append(substance)

                if fromProj!=toProj:
                    exportRast = transcoord.transformEmisRaster(emisRast,outRast,fromProj,toProj,tmpDir=dmn.tmpDir())
                else:
                    exportRast=emisRast

                if 'CLRTAP' in formats:
                    dataMarker.data = numpy.where(exportRast.data > 0, 1, dataMarker.data)
                    rasterDict[substance]=exportRast

                categoryDirPath = path.join(outputDir, ac)
                if not path.isdir(categoryDirPath):
                    os.mkdir(categoryDirPath)

                if 'ESRI Ascii grid' in formats:
                    fileName = path.join(categoryDirPath, substance+ ".asc")
                    exportRast.write(fileName)
                    log.debug("Grid for " + substance + "written to outputDir for category: " + ac)
          
        summaryTable=acTree.createTable(writeAll=True)
        summaryTable.sortRows()
        tableFile=open(path.join(outputDir,"summaryTable.txt"),'w')
        summaryTable.write(tableFile)

        if len(rasterDict)>0 and 'CLRTAP' in formats:
            #creating substance header in the same order as the substances in the template
            header = "i\tj\t"
            #headerList=["SO2","NOx","NH3","NMVOC","CO","TSP","PM10","PM25","Pb ","Cd","Hg","As","Cr","Cu","Ni","Se","Zn","Aldrin","Chlordane","Chlordecone","Dieldrin","Endrin","Heptachlor","Hexabromobiphenyl","Mirex","Toxaphene","HCH","DDT","PCB","DIOX","PAH","HCB","PCP","SCCP"]
            for s in substancesWithData:
                header += s + "\t"
            #remove the tab after the last column and add a newline instead
            header = header[: - 1]+ "\n"

            #Creating file for EMEP-data                    
            fileName = "CLRTAP_" + ac + ".txt"
            categoryDirPath = path.join(outputDir, ac)
            if not path.isdir(categoryDirPath):
                os.mkdir(categoryDirPath)
            fid = open(path.join(categoryDirPath, fileName), 'w')
            fid.writelines(header)

            sum=0
            #Writing indexes and data for all non-zero elements                
            for row in range(dataMarker.nrows):
                for col in range(dataMarker.ncols):
                    if dataMarker.data[row, col] > 0:
                        (i, j) = dataMarker.getCentreCoords(row, col)
                        fid.write(str(i) + "\t" + str(j) + "\t")
                        for substWithData in substancesWithData[:-1]:
                            fid.write(str(rasterDict[substWithData].data[row, col]) + "\t")
                            sum+=rasterDict[substWithData].data[row, col]
                        fid.write(str(rasterDict[substancesWithData[-1]].data[row, col]) + "\n")
                        sum+=rasterDict[substancesWithData[-1]].data[row, col]
            fid.close()
            log.info("wrote emissions to clrtap-file: " + path.join(categoryDirPath, fileName))
    log.info("Finished")
示例#4
0
#!/usr/bin/env python
"""Export emission grid to GIS rasters."""

from __future__ import division
from __future__ import unicode_literals

import sys
from os import path
from optparse import OptionParser
from pyAirviro.edb import egrid
from pyAirviro.basic.domain import Domain
from pyAirviro.other import logging
from pyAirviro.tools import utils

log = logging.getLogger(__name__)


def main():

    # Parse command line arguments
    parser = argparse.ArgumentParser(description=__doc__)
    
    parser.add_argument("-g", "--grid",
                        action="store",dest="grid",default=None,
                        help="Name of grid or path to grid")
    
    
    parser.add_argument("-s", "--substance", type=int,
                        action="store",dest="substance",
                        help="Index of substance to extract")