[gdal-dev] FW: GDAL MVT Multithreading

2022-03-01 Thread Szymon Piskula (C) via gdal-dev
Hello, I am trying to speed up my MVT generation with GDAL. The GDAL documentation says that some of the work can be multi-threaded by use of the GDAL_NUM_THREADS parameter. From my understanding by default there should be as many threads in the pool as many cores there are on the machine. Sinc

Re: [gdal-dev] question re netcdf grid_mapping

2022-03-01 Thread Alan Snow
Hi Michael, I don't claim to be an expert in the projection you are using or what the GDAL team would like to do in this scenario, but hopefully the information presented here will be helpful to you. The grid mapping name "Oblique Mercator (LV95 - CH1903+)" in the netCDF file does not appear to b

[gdal-dev] question re netcdf grid_mapping

2022-03-01 Thread Michael Sumner
Hello, I'm looking at the constants for CF_PT_* projection families in frmts/netcdf/netcdf_cf_constants.h I have a grid_mapping variable with attributes: # float swiss_lv95_coordinates ; # swiss_lv95_coordinates:_FillValue = -1.f ; # swiss_lv95_coordinates:grid