Hi I have lots of raster, thinned lines and second raster with with one line. I must find all points where second line intersect with lines on first raster
it is very simple:

r.mapcalc points=if(raster_two==1&&raster_one==1,1,null())

but there is one exception:

AB
BA

when lines intersect with 45 grades. There is intersection but without common point. Naither buffor nor grow is not a solution because I need exactly one point lying exactly on line from raster one

Any Ideas
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