Re: [Gimp-user] View rotation great. now we need grid rotation etc ?

[Ofnuts <ofnuts gmx com>]

On 11/20/17 09:05, Patrick Dunford wrote:
> Well I have been trying out 2.9.7 to get the view rotation, which is a 
> great feature.
>
> But of course the issue when using view rotation is all the existing 
> tools are aligned to the image borders, so rectangle select and the 
> regular grid for example will continue to be aligned to the image 
> boundaries, so you get no advantage that makes it possible to use 
> rectangle select tool or be able to display a grid or a guide if the 
> reason to rotate is so you can work on a part of the image that you 
> want to align to a window edge or something.
>
> I'm editing GeoJpeg aerial photos and masking in old aerial photos 
> over them, so the image cannot be rotated physically to make it line 
> up because this will trash the coordinates saved in it, then it 
> doesn't line up when loaded into a grid of tiles of various images. I 
> rotated the view 33 degrees so I can try to hand align a freehand 
> selection rectangle to the top and sides of the window, this still 
> ended up being slightly out of alignment, hard work.
>
> Ideally view rotation would not stop at being able to rotate the view, 
> but also having the grid and tools like rectangle select able to be 
> aligned to the window borders instead of the image borders. Probably 
> this is simpler to implement than some arbitrary rotation of these 
> tools or features.
>
> _______________________________________________ 

I have helped someone do something similar but it was done applying the 
perspective tool after defining the 4 target corners with a path.