[gdal-dev] How to properly reorder the raster data from bottom up to top down?

2019-05-22 Thread Soon Hui Ngu
When creating a raster I set the lower-left x/y values, and asc file has the following "header": ncols1731 nrows1863 xllcorner17548488.944545675069 yllcorner-8069349.376163828187 dx 500.16298798 dy 500.081943659035 Note that the raster data is going

Re: [gdal-dev] Building GDAL 3.0.0 with Proj 6.0.0

2019-05-22 Thread joshl
If I try to run the gdal configure script with a --with-proj targeting a static proj 6 lib I get complaints about not being able to find proj 6 symbols named internal_proj* when the configure script does various test compiles for proj. These functions don't seem to exist in src and include director

Re: [gdal-dev] OGR Transformation Clarification

2019-05-22 Thread Even Rouault
Andrew, > > Can someone please explain in some more detail what is meant by this > statement in the description of OCTNewCoordinateTransformation() ? > > "This will honour the axis order advertized by the source and target SRS, > as well as their "data axis to SRS axis mapping". To have a behavi

[gdal-dev] OGR Transformation Clarification

2019-05-22 Thread Andrew Bell
Hi, Can someone please explain in some more detail what is meant by this statement in the description of OCTNewCoordinateTransformation() ? "This will honour the axis order advertized by the source and target SRS, as well as their "data axis to SRS axis mapping". To have a behaviour similar to GD

Re: [gdal-dev] Geopackage precision issues

2019-05-22 Thread Markus Metz
On Tue, May 21, 2019 at 10:16 PM Even Rouault wrote: > > Makus, > > > Extents and spatial filter settings with Geopackage are unprecise such that > > they are unusable. > > > > For example I created a Geopackage with a single point: 176418.99585285, > > 317579.62751027 > > ogrinfo reports extents