def generate_distance_file(): """Use ArcGIS to create Conefor distance file Requires ArcInfo license. """ try: #gp.Extent = gp.Describe(cfg.COREFC).Extent gp.CellSize = gp.Describe(cfg.RESRAST).MeanCellHeight S2COREFC = cfg.COREFC if cfg.SIMPLIFY_CORES: try: gprint('Simplifying polygons for core pair distance calculations') COREFC_SIMP = path.join(cfg.SCRATCHDIR, "CoreFC_Simp.shp") tolerance = float(gp.CellSize) / 3 try: import arcpy import arcpy.cartography as CA except: arcpy = False if arcpy: CA.SimplifyPolygon(cfg.COREFC, COREFC_SIMP, "POINT_REMOVE", tolerance, "#", "NO_CHECK") else: gp.SimplifyPolygon(cfg.COREFC, COREFC_SIMP, "POINT_REMOVE", tolerance, "#", "NO_CHECK") S2COREFC = COREFC_SIMP except: pass # In case point geometry is entered for core area FC gp.workspace = cfg.SCRATCHDIR FS2COREFC = "fcores" FS2COREFC2 = "fcores2" gp.MakeFeatureLayer(S2COREFC, FS2COREFC) gp.MakeFeatureLayer(S2COREFC, FS2COREFC2) output = [] csvseparator = "\t" adjList = get_full_adj_list() # sourceCores = npy.unique(adjList[:, 0]) gprint('\nFinding distances between cores using Generate Near Table.') # gp.OutputCoordinateSystem = gp.describe(cfg.COREFC).SpatialReference near_tbl = path.join(cfg.SCRATCHDIR, "neartbl.dbf") # gprint('old method') # start_time = time.clock() # gp.generateneartable(S2COREFC, S2COREFC, near_tbl, "#", # "NO_LOCATION", "NO_ANGLE", "ALL", "0") # start_time = lu.elapsed_time(start_time) gprint('There are ' + str(len(adjList)) + ' adjacent core pairs to ' 'process.') pctDone = 0 start_time = time.clock() for x in range(0, len(adjList)): pctDone = lu.report_pct_done(x, len(adjList), pctDone) sourceCore = adjList[x, 0] targetCore = adjList[x, 1] expression = cfg.COREFN + " = " + str(sourceCore) gp.selectlayerbyattribute(FS2COREFC, "NEW_SELECTION", expression) expression = cfg.COREFN + " = " + str(targetCore) gp.selectlayerbyattribute(FS2COREFC2, "NEW_SELECTION", expression) gp.generateneartable(FS2COREFC, FS2COREFC2, near_tbl, "#", "NO_LOCATION", "NO_ANGLE", "ALL", "0") rows = gp.searchcursor(near_tbl) row = rows.Next() minDist = 1e20 if row: # May be running on selected core areas in step 2 while row: dist = row.getvalue("NEAR_DIST") if dist <= 0: # In case simplified polygons abut one another dist = float(gp.CellSize) if dist < minDist: minDist = dist outputrow = [] outputrow.append(str(sourceCore)) outputrow.append(str(targetCore)) outputrow.append(str(dist)) del row row = rows.Next() del rows output.append(csvseparator.join(outputrow)) start_time = lu.elapsed_time(start_time) # In case coreFC is grouped in TOC, get coreFN for non-Arc statement group,coreFN = path.split(cfg.COREFC) dist_fname = path.join(cfg.PROJECTDIR, (coreFN + "_dists.txt")) dist_file = open(dist_fname, 'w') dist_file.write('\n'.join(output)) dist_file.close() gprint('Distance file ' + dist_fname + ' generated.\n') return dist_fname except arcgisscripting.ExecuteError: lu.dashline(1) gprint('****Failed in step 2. Details follow.****') lu.exit_with_geoproc_error(_SCRIPT_NAME) # Return any PYTHON or system specific errors except: lu.dashline(1) gprint('****Failed in step 2. Details follow.****') lu.exit_with_python_error(_SCRIPT_NAME)
def doRadiusLoop(): linkTable = linkTableTemp.copy() startTime = time.clock() randomerror() linkLoop = 0 pctDone = 0 gprint('\nMapping barriers at a radius of ' + str(radius) + ' ' + str(mapUnits)) if cfg.SUM_BARRIERS: gprint('using SUM method') else: gprint('using MAXIMUM method') if numCorridorLinks > 1: gprint('0 percent done') lastMosaicRaster = None lastMosaicRasterPct = None for x in range(0, numLinks): pctDone = lu.report_pct_done(linkLoop, numCorridorLinks, pctDone) linkId = str(int(linkTable[x, cfg.LTB_LINKID])) if ((linkTable[x, cfg.LTB_LINKTYPE] > 0) and (linkTable[x, cfg.LTB_LINKTYPE] < 1000)): linkLoop = linkLoop + 1 # source and target cores corex = int(coreList[x, 0]) corey = int(coreList[x, 1]) # Get cwd rasters for source and target cores cwdRaster1 = lu.get_cwd_path(corex) cwdRaster2 = lu.get_cwd_path(corey) # Mask out areas above CWD threshold cwdTemp1 = None cwdTemp2 = None if cfg.BARRIER_CWD_THRESH is not None: if x == 1: lu.dashline(1) gprint(' Using CWD threshold of ' + str(cfg.BARRIER_CWD_THRESH) + ' map units.') arcpy.env.extent = cfg.RESRAST arcpy.env.cellSize = cfg.RESRAST arcpy.env.snapRaster = cfg.RESRAST cwdTemp1 = path.join(cfg.SCRATCHDIR, "tmp" + str(corex)) outCon = arcpy.sa.Con( cwdRaster1 < float(cfg.BARRIER_CWD_THRESH), cwdRaster1) outCon.save(cwdTemp1) cwdRaster1 = cwdTemp1 cwdTemp2 = path.join(cfg.SCRATCHDIR, "tmp" + str(corey)) outCon = arcpy.sa.Con( cwdRaster2 < float(cfg.BARRIER_CWD_THRESH), cwdRaster2) outCon.save(cwdTemp2) cwdRaster2 = cwdTemp2 focalRaster1 = lu.get_focal_path(corex, radius) focalRaster2 = lu.get_focal_path(corey, radius) link = lu.get_links_from_core_pairs( linkTable, corex, corey) lcDist = float(linkTable[link, cfg.LTB_CWDIST]) # Detect barriers at radius using neighborhood stats # Create the Neighborhood Object innerRadius = radius - 1 outerRadius = radius dia = 2 * radius InNeighborhood = ("ANNULUS " + str(innerRadius) + " " + str(outerRadius) + " MAP") @retry(10) def execFocal(): randomerror() # Execute FocalStatistics if not path.exists(focalRaster1): arcpy.env.extent = cwdRaster1 outFocalStats = arcpy.sa.FocalStatistics( cwdRaster1, InNeighborhood, "MINIMUM", "DATA") if setCoresToNull: outFocalStats2 = arcpy.sa.Con( outFocalStats > 0, outFocalStats ) # Set areas overlapping cores to NoData xxx outFocalStats2.save(focalRaster1) #xxx else: outFocalStats.save(focalRaster1) #xxx arcpy.env.extent = cfg.RESRAST if not path.exists(focalRaster2): arcpy.env.extent = cwdRaster2 outFocalStats = arcpy.sa.FocalStatistics( cwdRaster2, InNeighborhood, "MINIMUM", "DATA") if setCoresToNull: outFocalStats2 = arcpy.sa.Con( outFocalStats > 0, outFocalStats ) # Set areas overlapping cores to NoData xxx outFocalStats2.save(focalRaster2) #xxx else: outFocalStats.save(focalRaster2) #xxx arcpy.env.extent = cfg.RESRAST execFocal() lu.delete_data(cwdTemp1) lu.delete_data(cwdTemp2) barrierRaster = path.join( cbarrierdir, "b" + str(radius) + "_" + str(corex) + "_" + str(corey) + '.tif') if cfg.SUM_BARRIERS: # Need to set nulls to 0, also # create trim rasters as we go outRas = ((lcDist - Raster(focalRaster1) - Raster(focalRaster2) - dia) / dia) outCon = arcpy.sa.Con(IsNull(outRas), 0, outRas) outCon2 = arcpy.sa.Con(outCon < 0, 0, outCon) outCon2.save(barrierRaster) # Execute FocalStatistics to fill out search radii InNeighborhood = "CIRCLE " + str( outerRadius) + " MAP" fillRaster = path.join( cbarrierdir, "b" + str(radius) + "_" + str(corex) + "_" + str(corey) + "_fill.tif") outFocalStats = arcpy.sa.FocalStatistics( barrierRaster, InNeighborhood, "MAXIMUM", "DATA") outFocalStats.save(fillRaster) if cfg.WRITE_TRIM_RASTERS: trmRaster = path.join( cbarrierdir, "b" + str(radius) + "_" + str(corex) + "_" + str(corey) + "_trim.tif") rasterList = [fillRaster, resistFillRaster] outCellStatistics = arcpy.sa.CellStatistics( rasterList, "MINIMUM") outCellStatistics.save(trmRaster) else: #Calculate potential benefit per map unit restored @retry(10) def calcBen(): randomerror() outRas = ((lcDist - Raster(focalRaster1) - Raster(focalRaster2) - dia) / dia) outRas.save(barrierRaster) calcBen() if cfg.WRITE_PCT_RASTERS: #Calculate PERCENT potential benefit per unit restored barrierRasterPct = path.join( cbarrierdir, "b" + str(radius) + "_" + str(corex) + "_" + str(corey) + '_pct.tif') @retry(10) def calcBenPct(): randomerror() outras = (100 * (Raster(barrierRaster) / lcDist)) outras.save(barrierRasterPct) calcBenPct() # Mosaic barrier results across core area pairs mosaicDir = path.join( cfg.SCRATCHDIR, 'mos' + str(radId) + '_' + str(x + 1)) lu.create_dir(mosaicDir) mosFN = 'mos_temp' tempMosaicRaster = path.join(mosaicDir, mosFN) tempMosaicRasterTrim = path.join( mosaicDir, 'mos_temp_trm') arcpy.env.workspace = mosaicDir if linkLoop == 1: #If this is the first grid then copy rather than mosaic arcpy.CopyRaster_management( barrierRaster, tempMosaicRaster) if cfg.SUM_BARRIERS and cfg.WRITE_TRIM_RASTERS: arcpy.CopyRaster_management( trmRaster, tempMosaicRasterTrim) else: if cfg.SUM_BARRIERS: outCon = arcpy.sa.Con( Raster(barrierRaster) < 0, lastMosaicRaster, Raster(barrierRaster) + Raster(lastMosaicRaster)) outCon.save(tempMosaicRaster) if cfg.WRITE_TRIM_RASTERS: outCon = arcpy.sa.Con( Raster(trmRaster) < 0, lastMosaicRasterTrim, Raster(trmRaster) + Raster(lastMosaicRasterTrim)) outCon.save(tempMosaicRasterTrim) else: rasterString = ('"' + barrierRaster + ";" + lastMosaicRaster + '"') @retry(10) def mosaicToNew(): randomerror() arcpy.MosaicToNewRaster_management( rasterString, mosaicDir, mosFN, "", "32_BIT_FLOAT", arcpy.env.cellSize, "1", "MAXIMUM", "MATCH") mosaicToNew() # gprint(str(corex)+'0'+str(corey)) if linkLoop > 1: #Clean up from previous loop lu.delete_data(lastMosaicRaster) lastMosaicDir = path.dirname(lastMosaicRaster) lu.clean_out_workspace(lastMosaicDir) lu.delete_dir(lastMosaicDir) lastMosaicRaster = tempMosaicRaster if cfg.WRITE_TRIM_RASTERS: lastMosaicRasterTrim = tempMosaicRasterTrim if cfg.WRITE_PCT_RASTERS: mosPctFN = 'mos_temp_pct' mosaicDirPct = path.join( cfg.SCRATCHDIR, 'mosP' + str(radId) + '_' + str(x + 1)) lu.create_dir(mosaicDirPct) tempMosaicRasterPct = path.join( mosaicDirPct, mosPctFN) if linkLoop == 1: # If this is the first grid then copy # rather than mosaic if cfg.SUM_BARRIERS: outCon = arcpy.sa.Con( Raster(barrierRasterPct) < 0, 0, arcpy.sa.Con(IsNull(barrierRasterPct), 0, barrierRasterPct)) outCon.save(tempMosaicRasterPct) else: arcpy.CopyRaster_management( barrierRasterPct, tempMosaicRasterPct) else: if cfg.SUM_BARRIERS: @retry(10) def sumBarriers(): randomerror() outCon = arcpy.sa.Con( Raster(barrierRasterPct) < 0, lastMosaicRasterPct, Raster(barrierRasterPct) + Raster(lastMosaicRasterPct)) outCon.save(tempMosaicRasterPct) sumBarriers() else: rasterString = ('"' + barrierRasterPct + ";" + lastMosaicRasterPct + '"') @retry(10) def maxBarriers(): randomerror() arcpy.MosaicToNewRaster_management( rasterString, mosaicDirPct, mosPctFN, "", "32_BIT_FLOAT", arcpy.env.cellSize, "1", "MAXIMUM", "MATCH") maxBarriers() if linkLoop > 1: #Clean up from previous loop lu.delete_data(lastMosaicRasterPct) lastMosaicDirPct = path.dirname( lastMosaicRasterPct) lu.clean_out_workspace(lastMosaicDirPct) lu.delete_dir(lastMosaicDirPct) # lu.delete_data(lastMosaicRasterPct) lastMosaicRasterPct = tempMosaicRasterPct if not cfg.SAVEBARRIERRASTERS: lu.delete_data(barrierRaster) if cfg.WRITE_PCT_RASTERS: lu.delete_data(barrierRasterPct) if cfg.WRITE_TRIM_RASTERS: lu.delete_data(trmRaster) # Temporarily disable links in linktable - # don't want to mosaic them twice for y in range(x + 1, numLinks): corex1 = int(coreList[y, 0]) corey1 = int(coreList[y, 1]) if corex1 == corex and corey1 == corey: linkTable[y, cfg.LTB_LINKTYPE] = ( linkTable[y, cfg.LTB_LINKTYPE] + 1000) elif corex1 == corey and corey1 == corex: linkTable[y, cfg.LTB_LINKTYPE] = ( linkTable[y, cfg.LTB_LINKTYPE] + 1000) if numCorridorLinks > 1 and pctDone < 100: gprint('100 percent done') gprint('Summarizing barrier data for search radius.') #rows that were temporarily disabled rows = npy.where(linkTable[:, cfg.LTB_LINKTYPE] > 1000) linkTable[rows, cfg.LTB_LINKTYPE] = ( linkTable[rows, cfg.LTB_LINKTYPE] - 1000) # ----------------------------------------------------------------- # Set negative values to null or zero and write geodatabase. mosaicFN = (PREFIX + "_BarrierCenters" + sumSuffix + "_Rad" + str(radius)) mosaicRaster = path.join(cfg.BARRIERGDB, mosaicFN) arcpy.env.extent = cfg.RESRAST # if setCoresToNull: # outCon = arcpy.sa.Con(Raster(tempMosaicRaster) < 0, 0, # tempMosaicRaster) #xxx # outCon.save(mosaicRaster) #xxx # else: outSetNull = arcpy.sa.SetNull(tempMosaicRaster, tempMosaicRaster, "VALUE < 0") #xxx orig outSetNull.save(mosaicRaster) lu.delete_data(tempMosaicRaster) if cfg.SUM_BARRIERS and cfg.WRITE_TRIM_RASTERS: mosaicFN = (PREFIX + "_BarrierCircles_RBMin" + sumSuffix + "_Rad" + str(radius)) mosaicRasterTrim = path.join(cfg.BARRIERGDB, mosaicFN) arcpy.CopyRaster_management(tempMosaicRasterTrim, mosaicRasterTrim) lu.delete_data(tempMosaicRaster) if cfg.WRITE_PCT_RASTERS: # Do same for percent raster mosaicPctFN = (PREFIX + "_BarrierCenters_Pct" + sumSuffix + "_Rad" + str(radius)) arcpy.env.extent = cfg.RESRAST outSetNull = arcpy.sa.SetNull(tempMosaicRasterPct, tempMosaicRasterPct, "VALUE < 0") mosaicRasterPct = path.join(cfg.BARRIERGDB, mosaicPctFN) outSetNull.save(mosaicRasterPct) lu.delete_data(tempMosaicRasterPct) # 'Grow out' maximum restoration gain to # neighborhood size for display InNeighborhood = "CIRCLE " + str(outerRadius) + " MAP" # Execute FocalStatistics fillRasterFN = "barriers_fill" + str(outerRadius) + tif fillRaster = path.join(cfg.BARRIERBASEDIR, fillRasterFN) outFocalStats = arcpy.sa.FocalStatistics( mosaicRaster, InNeighborhood, "MAXIMUM", "DATA") outFocalStats.save(fillRaster) if cfg.WRITE_PCT_RASTERS: # Do same for percent raster fillRasterPctFN = "barriers_fill_pct" + str( outerRadius) + tif fillRasterPct = path.join(cfg.BARRIERBASEDIR, fillRasterPctFN) outFocalStats = arcpy.sa.FocalStatistics( mosaicRasterPct, InNeighborhood, "MAXIMUM", "DATA") outFocalStats.save(fillRasterPct) #Place copies of filled rasters in output geodatabase arcpy.env.workspace = cfg.BARRIERGDB fillRasterFN = (PREFIX + "_BarrrierCircles" + sumSuffix + "_Rad" + str(outerRadius)) arcpy.CopyRaster_management(fillRaster, fillRasterFN) if cfg.WRITE_PCT_RASTERS: fillRasterPctFN = (PREFIX + "_BarrrierCircles_Pct" + sumSuffix + "_Rad" + str(outerRadius)) arcpy.CopyRaster_management(fillRasterPct, fillRasterPctFN) if not cfg.SUM_BARRIERS and cfg.WRITE_TRIM_RASTERS: # Create pared-down version of filled raster- remove pixels # that don't need restoring by allowing a pixel to only # contribute its resistance value to restoration gain outRasterFN = "barriers_trm" + str(outerRadius) + tif outRaster = path.join(cfg.BARRIERBASEDIR, outRasterFN) rasterList = [fillRaster, resistFillRaster] outCellStatistics = arcpy.sa.CellStatistics( rasterList, "MINIMUM") outCellStatistics.save(outRaster) #SECOND ROUND TO CLIP BY DATA VALUES IN BARRIER RASTER outRaster2FN = ("barriers_trm" + sumSuffix + str(outerRadius) + "_2" + tif) outRaster2 = path.join(cfg.BARRIERBASEDIR, outRaster2FN) output = arcpy.sa.Con(IsNull(fillRaster), fillRaster, outRaster) output.save(outRaster2) outRasterFN = (PREFIX + "_BarrierCircles_RBMin" + sumSuffix + "_Rad" + str(outerRadius)) outRasterPath = path.join(cfg.BARRIERGDB, outRasterFN) arcpy.CopyRaster_management(outRaster2, outRasterFN) randomerror() startTime = lu.elapsed_time(startTime)
def generate_distance_file(): """Use ArcGIS to create Conefor distance file For ArcGIS Desktop users an Advanced license is required. """ try: arcpy.env.cellSize = arcpy.Raster(cfg.RESRAST).meanCellHeight S2COREFC = cfg.COREFC if cfg.SIMPLIFY_CORES: try: gprint( 'Simplifying polygons for core pair distance calculations') COREFC_SIMP = path.join(cfg.SCRATCHDIR, "CoreFC_Simp.shp") tolerance = float(arcpy.env.cellSize) / 3 arcpy.cartography.SimplifyPolygon(cfg.COREFC, COREFC_SIMP, "POINT_REMOVE", tolerance, "#", "NO_CHECK") S2COREFC = COREFC_SIMP except Exception: pass # In case point geometry is entered for core area FC arcpy.env.workspace = cfg.SCRATCHDIR FS2COREFC = "fscores" FS2COREFC2 = "fscores2" arcpy.MakeFeatureLayer_management(S2COREFC, FS2COREFC) arcpy.MakeFeatureLayer_management(S2COREFC, FS2COREFC2) output = [] csvseparator = "\t" adjList = get_full_adj_list() gprint('\nFinding distances between cores using Generate Near Table.') near_tbl = path.join(cfg.SCRATCHDIR, "neartbl.dbf") gprint('There are ' + str(len(adjList)) + ' adjacent core pairs to ' 'process.') pctDone = 0 start_time = time.clock() for x in range(0, len(adjList)): pctDone = lu.report_pct_done(x, len(adjList), pctDone) sourceCore = adjList[x, 0] targetCore = adjList[x, 1] expression = cfg.COREFN + " = " + str(sourceCore) arcpy.SelectLayerByAttribute_management(FS2COREFC, "NEW_SELECTION", expression) expression = cfg.COREFN + " = " + str(targetCore) arcpy.SelectLayerByAttribute_management(FS2COREFC2, "NEW_SELECTION", expression) arcpy.GenerateNearTable_analysis(FS2COREFC, FS2COREFC2, near_tbl, "#", "NO_LOCATION", "NO_ANGLE", "ALL", "0") rows = arcpy.SearchCursor(near_tbl) row = next(rows) minDist = 1e20 if row: # May be running on selected core areas in step 2 while row: dist = row.getValue("NEAR_DIST") if dist <= 0: # In case simplified polygons abut one another dist = float(arcpy.env.cellSize) if dist < minDist: minDist = dist outputrow = [] outputrow.append(str(sourceCore)) outputrow.append(str(targetCore)) outputrow.append(str(dist)) del row row = next(rows) del rows output.append(csvseparator.join(outputrow)) start_time = lu.elapsed_time(start_time) # In case coreFC is grouped in TOC, get coreFN for non-Arc statement group, coreFN = path.split(cfg.COREFC) dist_fname = path.join(cfg.PROJECTDIR, (coreFN + "_dists.txt")) dist_file = open(dist_fname, 'w') dist_file.write('\n'.join(output)) dist_file.close() gprint('Distance file ' + dist_fname + ' generated.\n') return dist_fname except arcpy.ExecuteError: lu.dashline(1) gprint('****Failed in step 2. Details follow.****') lu.exit_with_geoproc_error(_SCRIPT_NAME) # Return any PYTHON or system specific errors except Exception: lu.dashline(1) gprint('****Failed in step 2. Details follow.****') lu.exit_with_python_error(_SCRIPT_NAME)
def doRadiusLoop(): linkTable = linkTableTemp.copy() startTime = time.clock() randomerror() linkLoop = 0 pctDone = 0 gprint('\nMapping barriers at a radius of ' + str(radius) + ' ' + str(mapUnits)) if cfg.SUM_BARRIERS: gprint('using SUM method') else: gprint('using MAXIMUM method') if numCorridorLinks > 1: gprint('0 percent done') lastMosaicRaster = None lastMosaicRasterPct = None for x in range(0,numLinks): pctDone = lu.report_pct_done(linkLoop, numCorridorLinks, pctDone) linkId = str(int(linkTable[x,cfg.LTB_LINKID])) if ((linkTable[x,cfg.LTB_LINKTYPE] > 0) and (linkTable[x,cfg.LTB_LINKTYPE] < 1000)): linkLoop = linkLoop + 1 # source and target cores corex=int(coreList[x,0]) corey=int(coreList[x,1]) # Get cwd rasters for source and target cores cwdRaster1 = lu.get_cwd_path(corex) cwdRaster2 = lu.get_cwd_path(corey) # Mask out areas above CWD threshold cwdTemp1 = None cwdTemp2 = None if cfg.BARRIER_CWD_THRESH is not None: if x == 1: lu.dashline(1) gprint(' Using CWD threshold of ' + str(cfg.BARRIER_CWD_THRESH) + ' map units.') arcpy.env.extent = cfg.RESRAST arcpy.env.cellSize = cfg.RESRAST arcpy.env.snapRaster = cfg.RESRAST cwdTemp1 = path.join(cfg.SCRATCHDIR, "tmp"+str(corex)) outCon = arcpy.sa.Con(cwdRaster1 < float(cfg.BARRIER_CWD_THRESH),cwdRaster1) outCon.save(cwdTemp1) cwdRaster1 = cwdTemp1 cwdTemp2 = path.join(cfg.SCRATCHDIR, "tmp"+str(corey)) outCon = arcpy.sa.Con(cwdRaster2 < float(cfg.BARRIER_CWD_THRESH),cwdRaster2) outCon.save(cwdTemp2) cwdRaster2 = cwdTemp2 focalRaster1 = lu.get_focal_path(corex,radius) focalRaster2 = lu.get_focal_path(corey,radius) link = lu.get_links_from_core_pairs(linkTable, corex, corey) lcDist = float(linkTable[link,cfg.LTB_CWDIST]) # Detect barriers at radius using neighborhood stats # Create the Neighborhood Object innerRadius = radius - 1 outerRadius = radius dia = 2 * radius InNeighborhood = ("ANNULUS " + str(innerRadius) + " " + str(outerRadius) + " MAP") @retry(10) def execFocal(): randomerror() # Execute FocalStatistics if not path.exists(focalRaster1): arcpy.env.extent = cwdRaster1 outFocalStats = arcpy.sa.FocalStatistics(cwdRaster1, InNeighborhood, "MINIMUM","DATA") if setCoresToNull: outFocalStats2 = arcpy.sa.Con(outFocalStats > 0, outFocalStats) # Set areas overlapping cores to NoData xxx outFocalStats2.save(focalRaster1) #xxx else: outFocalStats.save(focalRaster1) #xxx arcpy.env.extent = cfg.RESRAST if not path.exists(focalRaster2): arcpy.env.extent = cwdRaster2 outFocalStats = arcpy.sa.FocalStatistics(cwdRaster2, InNeighborhood, "MINIMUM","DATA") if setCoresToNull: outFocalStats2 = arcpy.sa.Con(outFocalStats > 0, outFocalStats) # Set areas overlapping cores to NoData xxx outFocalStats2.save(focalRaster2)#xxx else: outFocalStats.save(focalRaster2) #xxx arcpy.env.extent = cfg.RESRAST execFocal() lu.delete_data(cwdTemp1) lu.delete_data(cwdTemp2) barrierRaster = path.join(cbarrierdir, "b" + str(radius) + "_" + str(corex) + "_" + str(corey)+'.tif') if cfg.SUM_BARRIERS: # Need to set nulls to 0, also # create trim rasters as we go outRas = ((lcDist - Raster(focalRaster1) - Raster(focalRaster2) - dia) / dia) outCon = arcpy.sa.Con(IsNull(outRas),0,outRas) outCon2 = arcpy.sa.Con(outCon<0,0,outCon) outCon2.save(barrierRaster) # Execute FocalStatistics to fill out search radii InNeighborhood = "CIRCLE " + str(outerRadius) + " MAP" fillRaster = path.join(cbarrierdir, "b" + str(radius) + "_" + str(corex) + "_" + str(corey) +"_fill.tif") outFocalStats = arcpy.sa.FocalStatistics(barrierRaster, InNeighborhood, "MAXIMUM","DATA") outFocalStats.save(fillRaster) if cfg.WRITE_TRIM_RASTERS: trmRaster = path.join(cbarrierdir, "b" + str(radius) + "_" + str(corex) + "_" + str(corey) +"_trim.tif") rasterList = [fillRaster, resistFillRaster] outCellStatistics = arcpy.sa.CellStatistics( rasterList, "MINIMUM") outCellStatistics.save(trmRaster) else: #Calculate potential benefit per map unit restored @retry(10) def calcBen(): randomerror() outRas = ((lcDist - Raster(focalRaster1) - Raster(focalRaster2) - dia) / dia) outRas.save(barrierRaster) calcBen() if cfg.WRITE_PCT_RASTERS: #Calculate PERCENT potential benefit per unit restored barrierRasterPct = path.join(cbarrierdir, "b" + str(radius) + "_" + str(corex) + "_" + str(corey)+'_pct.tif') @retry(10) def calcBenPct(): randomerror() outras = (100 * (Raster(barrierRaster) / lcDist)) outras.save(barrierRasterPct) calcBenPct() # Mosaic barrier results across core area pairs mosaicDir = path.join(cfg.SCRATCHDIR,'mos'+str(radId)+'_'+str(x+1)) lu.create_dir(mosaicDir) mosFN = 'mos_temp' tempMosaicRaster = path.join(mosaicDir,mosFN) tempMosaicRasterTrim = path.join(mosaicDir,'mos_temp_trm') arcpy.env.workspace = mosaicDir if linkLoop == 1: #If this is the first grid then copy rather than mosaic arcpy.CopyRaster_management(barrierRaster, tempMosaicRaster) if cfg.SUM_BARRIERS and cfg.WRITE_TRIM_RASTERS: arcpy.CopyRaster_management(trmRaster, tempMosaicRasterTrim) else: if cfg.SUM_BARRIERS: outCon = arcpy.sa.Con(Raster (barrierRaster) < 0, lastMosaicRaster, Raster(barrierRaster) + Raster(lastMosaicRaster)) outCon.save(tempMosaicRaster) if cfg.WRITE_TRIM_RASTERS: outCon = arcpy.sa.Con(Raster (trmRaster) < 0, lastMosaicRasterTrim, Raster(trmRaster) + Raster( lastMosaicRasterTrim)) outCon.save(tempMosaicRasterTrim) else: rasterString = ('"'+barrierRaster+";" + lastMosaicRaster+'"') @retry(10) def mosaicToNew(): randomerror() arcpy.MosaicToNewRaster_management( rasterString,mosaicDir,mosFN, "", "32_BIT_FLOAT", arcpy.env.cellSize, "1", "MAXIMUM", "MATCH") mosaicToNew() # gprint(str(corex)+'0'+str(corey)) if linkLoop>1: #Clean up from previous loop lu.delete_data(lastMosaicRaster) lastMosaicDir =path.dirname(lastMosaicRaster) lu.clean_out_workspace(lastMosaicDir) lu.delete_dir(lastMosaicDir) lastMosaicRaster = tempMosaicRaster if cfg.WRITE_TRIM_RASTERS: lastMosaicRasterTrim = tempMosaicRasterTrim if cfg.WRITE_PCT_RASTERS: mosPctFN = 'mos_temp_pct' mosaicDirPct = path.join(cfg.SCRATCHDIR,'mosP'+str(radId)+'_'+str(x+1)) lu.create_dir(mosaicDirPct) tempMosaicRasterPct = path.join(mosaicDirPct,mosPctFN) if linkLoop == 1: # If this is the first grid then copy # rather than mosaic if cfg.SUM_BARRIERS: outCon = arcpy.sa.Con(Raster(barrierRasterPct) < 0, 0, arcpy.sa.Con(IsNull( barrierRasterPct), 0, barrierRasterPct)) outCon.save(tempMosaicRasterPct) else: arcpy.CopyRaster_management(barrierRasterPct, tempMosaicRasterPct) else: if cfg.SUM_BARRIERS: @retry(10) def sumBarriers(): randomerror() outCon = arcpy.sa.Con(Raster(barrierRasterPct) < 0, lastMosaicRasterPct, Raster(barrierRasterPct) + Raster( lastMosaicRasterPct)) outCon.save(tempMosaicRasterPct) sumBarriers() else: rasterString = ('"' + barrierRasterPct + ";" + lastMosaicRasterPct + '"') @retry(10) def maxBarriers(): randomerror() arcpy.MosaicToNewRaster_management( rasterString,mosaicDirPct,mosPctFN, "", "32_BIT_FLOAT", arcpy.env.cellSize, "1", "MAXIMUM", "MATCH") maxBarriers() if linkLoop>1: #Clean up from previous loop lu.delete_data(lastMosaicRasterPct) lastMosaicDirPct =path.dirname(lastMosaicRasterPct) lu.clean_out_workspace(lastMosaicDirPct) lu.delete_dir(lastMosaicDirPct) # lu.delete_data(lastMosaicRasterPct) lastMosaicRasterPct = tempMosaicRasterPct if not cfg.SAVEBARRIERRASTERS: lu.delete_data(barrierRaster) if cfg.WRITE_PCT_RASTERS: lu.delete_data(barrierRasterPct) if cfg.WRITE_TRIM_RASTERS: lu.delete_data(trmRaster) # Temporarily disable links in linktable - # don't want to mosaic them twice for y in range (x+1,numLinks): corex1 = int(coreList[y,0]) corey1 = int(coreList[y,1]) if corex1 == corex and corey1 == corey: linkTable[y,cfg.LTB_LINKTYPE] = ( linkTable[y,cfg.LTB_LINKTYPE] + 1000) elif corex1==corey and corey1==corex: linkTable[y,cfg.LTB_LINKTYPE] = ( linkTable[y,cfg.LTB_LINKTYPE] + 1000) if numCorridorLinks > 1 and pctDone < 100: gprint('100 percent done') gprint('Summarizing barrier data for search radius.') #rows that were temporarily disabled rows = npy.where(linkTable[:,cfg.LTB_LINKTYPE]>1000) linkTable[rows,cfg.LTB_LINKTYPE] = ( linkTable[rows,cfg.LTB_LINKTYPE] - 1000) # ----------------------------------------------------------------- # Set negative values to null or zero and write geodatabase. mosaicFN = (PREFIX + "_BarrierCenters" + sumSuffix + "_Rad" + str(radius)) mosaicRaster = path.join(cfg.BARRIERGDB, mosaicFN) arcpy.env.extent = cfg.RESRAST # if setCoresToNull: # outCon = arcpy.sa.Con(Raster(tempMosaicRaster) < 0, 0, # tempMosaicRaster) #xxx # outCon.save(mosaicRaster) #xxx # else: outSetNull = arcpy.sa.SetNull(tempMosaicRaster, tempMosaicRaster, "VALUE < 0") #xxx orig outSetNull.save(mosaicRaster) lu.delete_data(tempMosaicRaster) if cfg.SUM_BARRIERS and cfg.WRITE_TRIM_RASTERS: mosaicFN = (PREFIX + "_BarrierCircles_RBMin" + sumSuffix + "_Rad" + str(radius)) mosaicRasterTrim = path.join(cfg.BARRIERGDB, mosaicFN) arcpy.CopyRaster_management(tempMosaicRasterTrim, mosaicRasterTrim) lu.delete_data(tempMosaicRaster) if cfg.WRITE_PCT_RASTERS: # Do same for percent raster mosaicPctFN = (PREFIX + "_BarrierCenters_Pct" + sumSuffix + "_Rad" + str(radius)) arcpy.env.extent = cfg.RESRAST outSetNull = arcpy.sa.SetNull(tempMosaicRasterPct, tempMosaicRasterPct, "VALUE < 0") mosaicRasterPct = path.join(cfg.BARRIERGDB, mosaicPctFN) outSetNull.save(mosaicRasterPct) lu.delete_data(tempMosaicRasterPct) # 'Grow out' maximum restoration gain to # neighborhood size for display InNeighborhood = "CIRCLE " + str(outerRadius) + " MAP" # Execute FocalStatistics fillRasterFN = "barriers_fill" + str(outerRadius) + tif fillRaster = path.join(cfg.BARRIERBASEDIR, fillRasterFN) outFocalStats = arcpy.sa.FocalStatistics(mosaicRaster, InNeighborhood, "MAXIMUM","DATA") outFocalStats.save(fillRaster) if cfg.WRITE_PCT_RASTERS: # Do same for percent raster fillRasterPctFN = "barriers_fill_pct" + str(outerRadius) + tif fillRasterPct = path.join(cfg.BARRIERBASEDIR, fillRasterPctFN) outFocalStats = arcpy.sa.FocalStatistics(mosaicRasterPct, InNeighborhood, "MAXIMUM","DATA") outFocalStats.save(fillRasterPct) #Place copies of filled rasters in output geodatabase arcpy.env.workspace = cfg.BARRIERGDB fillRasterFN = (PREFIX + "_BarrrierCircles" + sumSuffix + "_Rad" + str(outerRadius)) arcpy.CopyRaster_management(fillRaster, fillRasterFN) if cfg.WRITE_PCT_RASTERS: fillRasterPctFN = (PREFIX + "_BarrrierCircles_Pct" + sumSuffix + "_Rad" + str(outerRadius)) arcpy.CopyRaster_management(fillRasterPct, fillRasterPctFN) if not cfg.SUM_BARRIERS and cfg.WRITE_TRIM_RASTERS: # Create pared-down version of filled raster- remove pixels # that don't need restoring by allowing a pixel to only # contribute its resistance value to restoration gain outRasterFN = "barriers_trm" + str(outerRadius) + tif outRaster = path.join(cfg.BARRIERBASEDIR,outRasterFN) rasterList = [fillRaster, resistFillRaster] outCellStatistics = arcpy.sa.CellStatistics(rasterList, "MINIMUM") outCellStatistics.save(outRaster) #SECOND ROUND TO CLIP BY DATA VALUES IN BARRIER RASTER outRaster2FN = ("barriers_trm" + sumSuffix + str(outerRadius) + "_2" + tif) outRaster2 = path.join(cfg.BARRIERBASEDIR,outRaster2FN) output = arcpy.sa.Con(IsNull(fillRaster),fillRaster,outRaster) output.save(outRaster2) outRasterFN = (PREFIX + "_BarrierCircles_RBMin" + sumSuffix + "_Rad" + str(outerRadius)) outRasterPath= path.join(cfg.BARRIERGDB, outRasterFN) arcpy.CopyRaster_management(outRaster2, outRasterFN) randomerror() startTime=lu.elapsed_time(startTime)
def do_radius_loop(): """Do radius loop.""" link_table = link_table_tmp.copy() start_time = time.clock() link_loop = 0 pct_done = 0 gprint('\nMapping barriers at a radius of ' + str(radius) + ' ' + str(map_units)) if cfg.SUM_BARRIERS: gprint('using SUM method') else: gprint('using MAXIMUM method') if num_corridor_links > 1: gprint('0 percent done') last_mosaic_ras = None last_mosaic_ras_pct = None for x in range(0, num_links): pct_done = lu.report_pct_done( link_loop, num_corridor_links, pct_done) if ((link_table[x, cfg.LTB_LINKTYPE] > 0) and (link_table[x, cfg.LTB_LINKTYPE] < 1000)): link_loop = link_loop + 1 # source and target cores corex = int(core_list[x, 0]) corey = int(core_list[x, 1]) # Get cwd rasters for source and target cores cwd_ras1 = lu.get_cwd_path(corex) cwd_ras2 = lu.get_cwd_path(corey) # Mask out areas above CWD threshold cwd_tmp1 = None cwd_tmp2 = None if cfg.BARRIER_CWD_THRESH is not None: if x == 1: lu.dashline(1) gprint(' Using CWD threshold of ' + str(cfg.BARRIER_CWD_THRESH) + ' map units.') arcpy.env.extent = cfg.RESRAST arcpy.env.cellSize = cfg.RESRAST arcpy.env.snapRaster = cfg.RESRAST cwd_tmp1 = path.join(cfg.SCRATCHDIR, "tmp" + str(corex)) out_con = arcpy.sa.Con( cwd_ras1 < float(cfg.BARRIER_CWD_THRESH), cwd_ras1) out_con.save(cwd_tmp1) cwd_ras1 = cwd_tmp1 cwd_tmp2 = path.join(cfg.SCRATCHDIR, "tmp" + str(corey)) out_con = arcpy.sa.Con( cwd_ras2 < float(cfg.BARRIER_CWD_THRESH), cwd_ras2) out_con.save(cwd_tmp2) cwd_ras2 = cwd_tmp2 focal_ras1 = lu.get_focal_path(corex, radius) focal_ras2 = lu.get_focal_path(corey, radius) link = lu.get_links_from_core_pairs(link_table, corex, corey) lc_dist = float(link_table[link, cfg.LTB_CWDIST]) # Detect barriers at radius using neighborhood stats # Create the Neighborhood Object inner_radius = radius - 1 outer_radius = radius dia = 2 * radius in_neighborhood = ("ANNULUS " + str(inner_radius) + " " + str(outer_radius) + " MAP") @Retry(10) def exec_focal(): """Execute focal statistics.""" if not path.exists(focal_ras1): arcpy.env.extent = cwd_ras1 out_focal_stats = arcpy.sa.FocalStatistics( cwd_ras1, in_neighborhood, "MINIMUM", "DATA") if SET_CORES_TO_NULL: # Set areas overlapping cores to NoData xxx out_focal_stats2 = arcpy.sa.Con( out_focal_stats > 0, out_focal_stats) out_focal_stats2.save(focal_ras1) else: out_focal_stats.save(focal_ras1) arcpy.env.extent = cfg.RESRAST if not path.exists(focal_ras2): arcpy.env.extent = cwd_ras2 out_focal_stats = arcpy.sa.FocalStatistics( cwd_ras2, in_neighborhood, "MINIMUM", "DATA") if SET_CORES_TO_NULL: # Set areas overlapping cores to NoData xxx out_focal_stats2 = arcpy.sa.Con( out_focal_stats > 0, out_focal_stats) out_focal_stats2.save(focal_ras2) else: out_focal_stats.save(focal_ras2) arcpy.env.extent = cfg.RESRAST exec_focal() lu.delete_data(cwd_tmp1) lu.delete_data(cwd_tmp2) barrier_ras = path.join( cbarrierdir, "b" + str(radius) + "_" + str(corex) + "_" + str(corey)+'.tif') # Need to set nulls to 0, # also create trim rasters as we go if cfg.SUM_BARRIERS: out_ras = ((lc_dist - arcpy.sa.Raster(focal_ras1) - arcpy.sa.Raster(focal_ras2) - dia) / dia) out_con = arcpy.sa.Con(arcpy.sa.IsNull(out_ras), 0, out_ras) out_con2 = arcpy.sa.Con(out_con < 0, 0, out_con) out_con2.save(barrier_ras) # Execute FocalStatistics to fill out search radii in_neighborhood = ("CIRCLE " + str(outer_radius) + " MAP") fill_ras = path.join( cbarrierdir, "b" + str(radius) + "_" + str(corex) + "_" + str(corey) + "_fill.tif") out_focal_stats = arcpy.sa.FocalStatistics( barrier_ras, in_neighborhood, "MAXIMUM", "DATA") out_focal_stats.save(fill_ras) if cfg.WRITE_TRIM_RASTERS: trm_ras = path.join( cbarrierdir, "b" + str(radius) + "_" + str(corex) + "_" + str(corey) + "_trim.tif") ras_list = [fill_ras, resist_fill_ras] out_cell_statistics = arcpy.sa.CellStatistics( ras_list, "MINIMUM") out_cell_statistics.save(trm_ras) else: @Retry(10) def clac_ben(): """Calculate potential benefit. Calculate potential benefit per map unit restored. """ out_ras = ( (lc_dist - arcpy.sa.Raster(focal_ras1) - arcpy.sa.Raster(focal_ras2) - dia) / dia) out_ras.save(barrier_ras) clac_ben() if cfg.WRITE_PCT_RASTERS: # Calculate % potential benefit per unit restored barrier_ras_pct = path.join( cbarrierdir, "b" + str(radius) + "_" + str(corex) + "_" + str(corey) + '_pct.tif') @Retry(10) def calc_ben_pct(): """Calc benefit percentage.""" outras = (100 * (arcpy.sa.Raster(barrier_ras) / lc_dist)) outras.save(barrier_ras_pct) calc_ben_pct() # Mosaic barrier results across core area pairs mosaic_dir = path.join(cfg.SCRATCHDIR, 'mos' + str(rad_id) + '_' + str(x + 1)) lu.create_dir(mosaic_dir) mos_fn = 'mos_temp' tmp_mosaic_ras = path.join(mosaic_dir, mos_fn) tmp_mosaic_ras_trim = path.join(mosaic_dir, 'mos_temp_trm') arcpy.env.workspace = mosaic_dir if link_loop == 1: last_mosaic_ras_trim = None # For first grid copy rather than mosaic arcpy.CopyRaster_management(barrier_ras, tmp_mosaic_ras) if cfg.SUM_BARRIERS and cfg.WRITE_TRIM_RASTERS: arcpy.CopyRaster_management( trm_ras, tmp_mosaic_ras_trim) else: if cfg.SUM_BARRIERS: out_con = arcpy.sa.Con( arcpy.sa.Raster(barrier_ras) < 0, last_mosaic_ras, arcpy.sa.Raster(barrier_ras) + arcpy.sa.Raster(last_mosaic_ras)) out_con.save(tmp_mosaic_ras) if cfg.WRITE_TRIM_RASTERS: out_con = arcpy.sa.Con( arcpy.sa.Raster(trm_ras) < 0, last_mosaic_ras_trim, arcpy.sa.Raster(trm_ras) + arcpy.sa.Raster(last_mosaic_ras_trim) ) out_con.save(tmp_mosaic_ras_trim) else: in_rasters = (";".join([barrier_ras, last_mosaic_ras])) @Retry(10) def mosaic_to_new(): """Mosaic to new raster.""" arcpy.MosaicToNewRaster_management( input_rasters=in_rasters, output_location=mosaic_dir, raster_dataset_name_with_extension\ =mos_fn, pixel_type="32_BIT_FLOAT", cellsize=arcpy.env.cellSize, number_of_bands="1", mosaic_method="MAXIMUM") mosaic_to_new() if link_loop > 1: # Clean up from previous loop lu.delete_data(last_mosaic_ras) last_mosaic_dir = path.dirname(last_mosaic_ras) lu.clean_out_workspace(last_mosaic_dir) lu.delete_dir(last_mosaic_dir) last_mosaic_ras = tmp_mosaic_ras if cfg.WRITE_TRIM_RASTERS: last_mosaic_ras_trim = tmp_mosaic_ras_trim if cfg.WRITE_PCT_RASTERS: mos_pct_fn = 'mos_temp_pct' mosaic_dir_pct = path.join(cfg.SCRATCHDIR, 'mosP' + str(rad_id) + '_' + str(x+1)) lu.create_dir(mosaic_dir_pct) tmp_mosaic_ras_pct = path.join(mosaic_dir_pct, mos_pct_fn) if link_loop == 1: # If this is the first grid then copy # rather than mosaic if cfg.SUM_BARRIERS: out_con = arcpy.sa.Con( arcpy.sa.Raster(barrier_ras_pct) < 0, 0, arcpy.sa.Con(arcpy.sa.IsNull (barrier_ras_pct), 0, barrier_ras_pct)) out_con.save(tmp_mosaic_ras_pct) else: arcpy.CopyRaster_management( barrier_ras_pct, tmp_mosaic_ras_pct) else: if cfg.SUM_BARRIERS: @Retry(10) def sum_barriers(): """Sum barriers.""" out_con = arcpy.sa.Con( arcpy.sa.Raster(barrier_ras_pct) < 0, last_mosaic_ras_pct, arcpy.sa.Raster(barrier_ras_pct) + arcpy.sa.Raster( last_mosaic_ras_pct)) out_con.save(tmp_mosaic_ras_pct) sum_barriers() else: in_rasters = (";".join([barrier_ras_pct, last_mosaic_ras_pct])) @Retry(10) def max_barriers(): """Get max barriers.""" arcpy.MosaicToNewRaster_management( input_rasters=in_rasters, output_location=mosaic_dir_pct, raster_dataset_name_with_extension =mos_pct_fn, pixel_type="32_BIT_FLOAT", cellsize=arcpy.env.cellSize, number_of_bands="1", mosaic_method="MAXIMUM") max_barriers() if link_loop > 1: # Clean up from previous loop lu.delete_data(last_mosaic_ras_pct) last_mosaic_dir_pct = path.dirname( last_mosaic_ras_pct) lu.clean_out_workspace(last_mosaic_dir_pct) lu.delete_dir(last_mosaic_dir_pct) last_mosaic_ras_pct = tmp_mosaic_ras_pct if not cfg.SAVEBARRIERRASTERS: lu.delete_data(barrier_ras) if cfg.WRITE_PCT_RASTERS: lu.delete_data(barrier_ras_pct) if cfg.WRITE_TRIM_RASTERS: lu.delete_data(trm_ras) # Temporarily disable links in linktable - # don't want to mosaic them twice for y in range(x + 1, num_links): corex1 = int(core_list[y, 0]) corey1 = int(core_list[y, 1]) if corex1 == corex and corey1 == corey: link_table[y, cfg.LTB_LINKTYPE] = ( link_table[y, cfg.LTB_LINKTYPE] + 1000) elif corex1 == corey and corey1 == corex: link_table[y, cfg.LTB_LINKTYPE] = ( link_table[y, cfg.LTB_LINKTYPE] + 1000) if num_corridor_links > 1 and pct_done < 100: gprint('100 percent done') gprint('Summarizing barrier data for search radius.') # Rows that were temporarily disabled rows = npy.where(link_table[:, cfg.LTB_LINKTYPE] > 1000) link_table[rows, cfg.LTB_LINKTYPE] = ( link_table[rows, cfg.LTB_LINKTYPE] - 1000) # ----------------------------------------------------------------- # Set negative values to null or zero and write geodatabase. mosaic_fn = (prefix + "_BarrierCenters" + sum_suffix + "_Rad" + str(radius)) mosaic_ras = path.join(cfg.BARRIERGDB, mosaic_fn) arcpy.env.extent = cfg.RESRAST out_set_null = arcpy.sa.SetNull(tmp_mosaic_ras, tmp_mosaic_ras, "VALUE < 0") # xxx orig out_set_null.save(mosaic_ras) lu.delete_data(tmp_mosaic_ras) if cfg.SUM_BARRIERS and cfg.WRITE_TRIM_RASTERS: mosaic_fn = (prefix + "_BarrierCircles_RBMin" + sum_suffix + "_Rad" + str(radius)) mosaic_ras_trim = path.join(cfg.BARRIERGDB, mosaic_fn) arcpy.CopyRaster_management(tmp_mosaic_ras_trim, mosaic_ras_trim) lu.delete_data(tmp_mosaic_ras) if cfg.WRITE_PCT_RASTERS: # Do same for percent raster mosaic_pct_fn = (prefix + "_BarrierCenters_Pct" + sum_suffix + "_Rad" + str(radius)) arcpy.env.extent = cfg.RESRAST out_set_null = arcpy.sa.SetNull(tmp_mosaic_ras_pct, tmp_mosaic_ras_pct, "VALUE < 0") mosaic_ras_pct = path.join(cfg.BARRIERGDB, mosaic_pct_fn) out_set_null.save(mosaic_ras_pct) lu.delete_data(tmp_mosaic_ras_pct) # 'Grow out' maximum restoration gain to # neighborhood size for display in_neighborhood = "CIRCLE " + str(outer_radius) + " MAP" # Execute FocalStatistics fill_ras_fn = "barriers_fill" + str(outer_radius) + TIF fill_ras = path.join(cfg.BARRIERBASEDIR, fill_ras_fn) out_focal_stats = arcpy.sa.FocalStatistics( mosaic_ras, in_neighborhood, "MAXIMUM", "DATA") out_focal_stats.save(fill_ras) if cfg.WRITE_PCT_RASTERS: # Do same for percent raster fill_ras_pct_fn = ( "barriers_fill_pct" + str(outer_radius) + TIF) fill_ras_pct = path.join(cfg.BARRIERBASEDIR, fill_ras_pct_fn) out_focal_stats = arcpy.sa.FocalStatistics( mosaic_ras_pct, in_neighborhood, "MAXIMUM", "DATA") out_focal_stats.save(fill_ras_pct) # Place copies of filled rasters in output geodatabase arcpy.env.workspace = cfg.BARRIERGDB fill_ras_fn = (prefix + "_BarrrierCircles" + sum_suffix + "_Rad" + str(outer_radius)) arcpy.CopyRaster_management(fill_ras, fill_ras_fn) if cfg.WRITE_PCT_RASTERS: fill_ras_pct_fn = (prefix + "_BarrrierCircles_Pct" + sum_suffix + "_Rad" + str(outer_radius)) arcpy.CopyRaster_management(fill_ras_pct, fill_ras_pct_fn) if not cfg.SUM_BARRIERS and cfg.WRITE_TRIM_RASTERS: # Create pared-down version of filled raster- remove pixels # that don't need restoring by allowing a pixel to only # contribute its resistance value to restoration gain out_ras_fn = "barriers_trm" + str(outer_radius) + TIF out_ras = path.join(cfg.BARRIERBASEDIR, out_ras_fn) ras_list = [fill_ras, resist_fill_ras] out_cell_statistics = arcpy.sa.CellStatistics(ras_list, "MINIMUM") out_cell_statistics.save(out_ras) # SECOND ROUND TO CLIP BY DATA VALUES IN BARRIER RASTER out_ras_2fn = ("barriers_trm" + sum_suffix + str(outer_radius) + "_2" + TIF) out_ras2 = path.join(cfg.BARRIERBASEDIR, out_ras_2fn) output = arcpy.sa.Con(arcpy.sa.IsNull(fill_ras), fill_ras, out_ras) output.save(out_ras2) out_ras_fn = (prefix + "_BarrierCircles_RBMin" + sum_suffix + "_Rad" + str(outer_radius)) arcpy.CopyRaster_management(out_ras2, out_ras_fn) start_time = lu.elapsed_time(start_time)