Test=T
if(exists("Pipeline")){Test=F}
##########INPUTS################
#layers : download on : http://www.professionnels.ign.fr/route500#tab-3
# points = the name of csv, with its path -> randomized (RandXXX) or non-randomized (SysSampleXXX) sampling points OR participation points (CoordWGS84)
# bs,bm,bl = buffers in meters
" extraction of data from road sections and railways."
Coord_Route=function(points,names_coord,bs,bm,bl,layer1,layer2)
{
library(data.table)
library(sp)
library(raster)
library(maptools)
library(rgeos)
FOccSL=points
OccSL=fread(paste0(FOccSL,".csv"))
CoordH=names_coord
#library(Rnightlights)
BufferSmall=bs
BufferMedium=bm
BufferLarge=bl
#r�cup�ration des couches
Sys.time()
ROUTE=shapefile(layer1) # 10 mn
Sys.time()
Fer=shapefile(layer2) #All "En service"
Sys.time()
plot(Fer)
testH=match(CoordH,names(OccSL))
OccSL=subset(OccSL,!is.na(as.data.frame(OccSL)[,testH[1]]))
OccSL=subset(OccSL,!is.na(as.data.frame(OccSL)[,testH[2]]))
OccSL$id=c(1:nrow(OccSL))
#coordinates(OccSL) <- c("decimalLongitude", "decimalLatitude")
coordinates(OccSL) <- CoordH
proj4string(OccSL) <- CRS("+init=epsg:4326") # WGS 84
#CRS.new <- CRS(proj4string(CarthageP))
OccSL_L93=spTransform(OccSL,CRS(proj4string(ROUTE)))
##########################################
##########################################
############# Routes #################
##########################################
##########################################
ClassP=unique(ROUTE$VOCATION)
ClassP=ClassP[order(ClassP)]
CPd=data.frame(ClassP,Code=c(1:length(ClassP)))
fwrite(CPd,"ROUTE500_dictionary.csv",sep=";")
OccSL_L93Re=OccSL_L93
for (h in 1:length(ClassP))
{
ROUTEP=ROUTE[ROUTE$VOCATION==ClassP[h],]
print(h)
print(names(OccSL_L93Re))
########
#Buffer S
########
BufferS=gBuffer(OccSL_L93,width=BufferSmall,byid=T)
SpRoutelistS=list()
Sys.time()
for (k in 1:ceiling(nrow(OccSL_L93)/1000))
{
SpRoutelistS[[k]]=intersect(ROUTEP,BufferS[((k-1)*1000+1)
:(min(k*1000,nrow(OccSL_L93))),]) # 0.05 sec / pol
print(paste(k,Sys.time()))
}
if(length(SpRoutelistS)>0)
{
test=sapply(SpRoutelistS,FUN=function(x) !is.null(x))
SpRoutelistS=subset(SpRoutelistS,test)
}
SpRoute=do.call(rbind,SpRoutelistS) # 0.05 sec / pol
if(is.null(SpRoute))
{
OccSL_L93Re$SpRo_S=0
}else{
Sys.time()
LengthB=gLength(SpRoute,byid=T)
Sys.time()
PC_50=aggregate(LengthB,by=list(SpRoute$id),FUN=sum)
names(PC_50)[ncol(PC_50)]="SpRo_S"
OccSL_L93Re=merge(OccSL_L93Re,PC_50,by.x="id",by.y="Group.1",all.x=T)
OccSL_L93Re$SpRo_S[is.na(OccSL_L93Re$SpRo_S)]=0
spplot(OccSL_L93Re,zcol="SpRo_S",col="transparent")
}
names(OccSL_L93Re)[length(names(OccSL_L93Re))]=paste0("SpRo",h,"S")
########
#Buffer M
########
BufferM=gBuffer(OccSL_L93,width=BufferMedium,byid=T)
SpRoutelistM=list()
Sys.time()
for (k in 1:ceiling(nrow(OccSL_L93)/1000))
{
SpRoutelistM[[k]]=intersect(ROUTEP,BufferM[((k-1)*1000+1)
:(min(k*1000,nrow(OccSL_L93))),]) # 0.05 sec / pol
print(paste(k,Sys.time()))
}
if(length(SpRoutelistM)>0)
{
test=sapply(SpRoutelistM,FUN=function(x) !is.null(x))
SpRoutelistM=subset(SpRoutelistM,test)
}
SpRoute=do.call(rbind,SpRoutelistM) # 0.05 sec / pol
Sys.time()
if(is.null(SpRoute))
{
OccSL_L93Re$SpRo_M=0
}else{
LengthB=gLength(SpRoute,byid=T)
Sys.time()
PC_50=aggregate(LengthB,by=list(SpRoute$id),FUN=sum)
names(PC_50)[ncol(PC_50)]="SpRo_M"
OccSL_L93Re=merge(OccSL_L93Re,PC_50,by.x="id",by.y="Group.1",all.x=T)
OccSL_L93Re$SpRo_M[is.na(OccSL_L93Re$SpRo_M)]=0
spplot(OccSL_L93Re,zcol="SpRo_M",col="transparent")
}
names(OccSL_L93Re)[length(names(OccSL_L93Re))]=paste0("SpRo",h,"M")
########
#Buffer L
########
BufferL=gBuffer(OccSL_L93,width=BufferLarge,byid=T)
SpRoutelistL=list()
Sys.time()
for (k in 1:ceiling(nrow(OccSL_L93)/1000))
{
SpRoutelistL[[k]]=intersect(ROUTEP,BufferL[((k-1)*1000+1)
:(min(k*1000,nrow(OccSL_L93))),]) # 0.05 sec / pol
print(paste(k,Sys.time()))
}
if(length(SpRoutelistL)>0)
{
test=sapply(SpRoutelistL,FUN=function(x) !is.null(x))
SpRoutelistL=subset(SpRoutelistL,test)
}
SpRoute=do.call(rbind,SpRoutelistL) # 0.05 sec / pol
if(is.null(SpRoute))
{
OccSL_L93Re$SpRo_L=0
}else{
Sys.time()
#buftemp=intersect(CarthageCP,BufferL) # 0.05 sec / buffer
Sys.time()
LengthB=gLength(SpRoute,byid=T)
Sys.time()
PC_50=aggregate(LengthB,by=list(SpRoute$id),FUN=sum)
names(PC_50)[ncol(PC_50)]="SpRo_L"
OccSL_L93Re=merge(OccSL_L93Re,PC_50,by.x="id",by.y="Group.1",all.x=T)
OccSL_L93Re$SpRo_L[is.na(OccSL_L93Re$SpRo_L)]=0
spplot(OccSL_L93Re,zcol="SpRo_L",col="transparent")
}
names(OccSL_L93Re)[length(names(OccSL_L93Re))]=paste0("SpRo",h,"L")
}
##########################################
##########################################
##########Voies ferr�es #################
##########################################
##########################################
########
#Buffer S
########
BufferS=gBuffer(OccSL_L93,width=BufferSmall,byid=T)
SpFerlistS=list()
Sys.time()
for (k in 1:ceiling(nrow(OccSL_L93)/1000))
{
SpFerlistS[[k]]=intersect(Fer,BufferS[((k-1)*1000+1)
:(min(k*1000,nrow(OccSL_L93))),]) # 0.05 sec / pol
print(paste(k,Sys.time()))
}
if(length(SpFerlistS)>0)
{
test=sapply(SpFerlistS,FUN=function(x) !is.null(x))
SpFerlistS=subset(SpFerlistS,test)
}
SpFer=do.call(rbind,SpFerlistS) # 0.05 sec / pol
if(is.null(SpFer))
{
OccSL_L93Re$SpFE_S=0
}else{
Sys.time()
LengthB=gLength(SpFer,byid=T)
Sys.time()
PC_50=aggregate(LengthB,by=list(SpFer$id),FUN=sum)
names(PC_50)[ncol(PC_50)]="SpFe_S"
OccSL_L93Re=merge(OccSL_L93Re,PC_50,by.x="id",by.y="Group.1",all.x=T)
OccSL_L93Re$SpFe_S[is.na(OccSL_L93Re$SpFe_S)]=0
spplot(OccSL_L93Re,zcol="SpFe_S",col="transparent")
}
########
#Buffer M
########
BufferM=gBuffer(OccSL_L93,width=BufferMedium,byid=T)
SpFerlistM=list()
Sys.time()
for (k in 1:ceiling(nrow(OccSL_L93)/1000))
{
SpFerlistM[[k]]=intersect(Fer,BufferM[((k-1)*1000+1)
:(min(k*1000,nrow(OccSL_L93))),]) # 0.05 sec / pol
print(paste(k,Sys.time()))
}
if(length(SpFerlistM)>0)
{
test=sapply(SpFerlistM,FUN=function(x) !is.null(x))
SpFerlistM=subset(SpFerlistM,test)
}
SpFer=do.call(rbind,SpFerlistM) # 0.05 sec / pol
Sys.time()
if(is.null(SpFer))
{
OccSL_L93Re$SpFE_M=0
}else{
LengthB=gLength(SpFer,byid=T)
Sys.time()
PC_50=aggregate(LengthB,by=list(SpFer$id),FUN=sum)
names(PC_50)[ncol(PC_50)]="SpFe_M"
OccSL_L93Re=merge(OccSL_L93Re,PC_50,by.x="id",by.y="Group.1",all.x=T)
OccSL_L93Re$SpFe_M[is.na(OccSL_L93Re$SpFe_M)]=0
spplot(OccSL_L93Re,zcol="SpFe_M",col="transparent")
}
########
#Buffer L
########
BufferL=gBuffer(OccSL_L93,width=BufferLarge,byid=T)
SpFerlistL=list()
Sys.time()
for (k in 1:ceiling(nrow(OccSL_L93)/1000))
{
SpFerlistL[[k]]=intersect(Fer,BufferL[((k-1)*1000+1)
:(min(k*1000,nrow(OccSL_L93))),]) # 0.05 sec / pol
print(paste(k,Sys.time()))
}
if(length(SpFerlistL)>0)
{
test=sapply(SpFerlistL,FUN=function(x) !is.null(x))
SpFerlistL=subset(SpFerlistL,test)
}
SpFer=do.call(rbind,SpFerlistL) # 0.05 sec / pol
if(is.null(SpFer))
{
OccSL_L93Re$SpFE_L=0
}else{
Sys.time()
LengthB=gLength(SpFer,byid=T)
Sys.time()
PC_50=aggregate(LengthB,by=list(SpFer$id),FUN=sum)
names(PC_50)[ncol(PC_50)]="SpFe_L"
OccSL_L93Re=merge(OccSL_L93Re,PC_50,by.x="id",by.y="Group.1",all.x=T)
OccSL_L93Re$SpFe_L[is.na(OccSL_L93Re$SpFe_L)]=0
spplot(OccSL_L93Re,zcol="SpFe_L",col="transparent")
}
##########################################
##########################################
############# Reseaux #################
##########################################
##########################################
#
OccSL_ARajouter=subset(OccSL_L93Re,select=grepl("Sp",names(OccSL_L93Re)))
Reseau=data.frame(cbind(coordinates(OccSL),as.data.frame(OccSL_ARajouter)))
NewName=paste0(FOccSL,"_Transports.csv")
fwrite(Reseau,NewName)
coordinates(Reseau) <- CoordH
SelCol=sample(names(OccSL_ARajouter),1)
spplot(Reseau,zcol=SelCol,main=SelCol)
class(Reseau)
}
if(Test)
{
#for testing
Coord_Route(
points="./VigieChiro/GIS/SysGrid__10" #table giving coordinates in WGS84
,
names_coord=c("Group.1","Group.2") #vector of two values giving
,
bs=50
,
bm=500
,
bl=5000
,
layer1="C:/wamp64/www/Route500/R500_3-0_SHP_LAMB93_FXX-ED191/RESEAU_ROUTIER/TRONCON_ROUTE.shp"
,
layer2="C:/wamp64/www/Route500/R500_3-0_SHP_LAMB93_FXX-ED191/RESEAU_FERRE/TRONCON_VOIE_FERREE.shp"
)
}
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