Nothing
if(!exists("aniso")) aniso <- 1
collapse.sum <- function(vect,positions)
{
res <- NULL
pos <- 1
for(count.i in 1:length(positions))
{
res <- c(res,sum(vect[pos:(pos+positions[count.i]-2)]))
pos <- pos+positions[count.i]-1
}
res
}
computeV <- function(info,class="ldt",params,rel.tol = .Machine$double.eps^0.25,abs.tol = rel.tol,cat.level=0, K=NULL)
{
getVTime <- proc.time()
n <- info$nrows*info$ncols
area <- info$rowwidth*info$colwidth
## density for distance between rectangles
ptm <- proc.time()
if(class != "ldt" && class != "power")
{
KandCov <- defineK(class,K)
if(class != "misc") K <- KandCov$K ## covariance function
cov.f <- KandCov$cov.f ## product of covariance function and density
}
if(cat.level>=1) cat("loading in functions",(proc.time()-ptm)[3],"seconds\n")
## this is what needs to be computed
ptm <- proc.time()
if(class=="ldt") {
results <- apply(info$indices,1,f.anal.ldt,info=info)
message <- "evaluating ldt analytic results"
} else if(class=="power") {
results <- apply(info$indices,1,f.anal.power,h=params[1],info=info)
message <- "evaluating power analytic results"
} else {
results <- apply(info$indices,1,f.NI,params=params,rel.tol=rel.tol,abs.tol=abs.tol,K=K,cov.f=cov.f,info=info)
message <- "evaluating numerical integrals"
}
## collapse results back down
results <- collapse.sum(results,info$lengths)
if(cat.level>=1) cat(message,(proc.time()-ptm)[3],"seconds\n")
ptm <- proc.time()
results <- rep(results,info$rowReps)
V <- matrix(0,n,n)
## now stick the results into V
V[info$locations] <- results
V[info$locations[,c(2,1)]] <- results
diag(V) <- V[1,1]
if(cat.level>=1) cat("Inserting values in V",(proc.time()-ptm)[3],"seconds\n")
if(cat.level) cat("computing V takes",(proc.time()-getVTime)[3],"seconds\n")
V
}
if(FALSE) {
## compute info when we have at least one row or one column
## code fails when we only have one plot
if(!exists("info") && nrows+ncols>2) {
getV.prec <- getV.precompute(nrows,ncols,rowwidth,colwidth,rowsep,colsep,cat.level)
info <- getV.prec$info
rm(getV.prec)
}
## this is a hack to get V when we have one row and one column
## this is hardly ever used, but just for a complete setup we have included it here
## it is used when checking the accuracy and timing of evaluating the power jobs
if(!exists("info")) {
getV.prec <- getV.precompute(nrows+1,ncols+1,rowwidth,colwidth,rowsep,colsep,cat.level)
info <- getV.prec$info
source("11case.R",local=T)
rm(getV.prec)
}
if(info$aniso != aniso) {
getV.prec.update <- getV.precompute.update(nrows,ncols,rowwidth,colwidth,rowsep,colsep,cat.level)
info <- getV.prec.update$info
rm(getV.prec.update)
}
if(exists("getV.precompute")) rm(getV.precompute)
getVresult <- getV(info,class,rel.tol,abs.tol,unitarea,cat.level,params)
V <- getVresult$V
area <- getVresult$area
rm(getV,getVresult)
}
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