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Fix for western-hemisphere extent issue that has CDS report extents f… #14

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May 2, 2022
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Fix for western-hemisphere extent issue that has CDS report extents f… #14

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8 changes: 8 additions & 0 deletions R/download.R
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Original file line number Diff line number Diff line change
Expand Up @@ -326,6 +326,14 @@ if(SingularDL){ # If user forced download to happen in one
Era5_ras <- stack(Era5_ls)
}

## Fix for extent of some variables like evaporation_from_vegetation_transpiration for which the x-extent values come out weirdly despite the correct data being downloaded
MaxOffset <- max(abs(round(as.vector(extent(Era5_ras))-c(Extent[2], Extent[4], Extent[3], Extent[1]), 2))) # identify whether there is an issue (currently, we only know of cases where western-hemisphere data is reported as x-extents that are 360-x-Extent values)
if(MaxOffset > 270){
DataOffset <- min(abs(round(as.vector(extent(Era5_ras))-c(Extent[2], Extent[4], Extent[3], Extent[1]), 2))) # identify by how much grid had to be expanded for download
extent(Era5_ras) <- extent(Extent[2]-DataOffset, Extent[4]+DataOffset,
Extent[3]-DataOffset, Extent[1]+DataOffset) # the extent the object should have assigned to the object
}

### SingularDL limiting of data to original time-series requirements
## time-sequence of requested download by user
if(TResolution == "day" | TResolution == "hour"){
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