> So is there a way to figure out how the stipple is placed on the canvas so that we know at what coordinate (and its multiples) a 1 on the stipple ends up on?
No, there is no way to guarantie the position of the stipple in the canvas. If you need a grid, I suggest you to manually draw the grid with lines... Best, Scuri Em qua., 18 de dez. de 2019 às 14:59, Milind Gupta <milind.gu...@gmail.com> escreveu: > For an experiment I tried this script where I create a stipple to create a > 10x10 grid on the canvas. And then I draw a rectangle from 10,10 to > 200,200. If I use InvertYAxis transformation function my y1 and y2 > transform to 387 and 197 (Why does it transform to this? I thought it would > be height-y-1?) and I get the following: > > [image: image.png] > If I use the transformation: height - y -2 then the rectangle aligns > perfectly as shown below: > [image: image.png] > But I don't understand why doesn't height-y-1 align with it.It seems the > stipple starts 1 pixel higher?? > > Milind > > > On Tue, Dec 17, 2019 at 2:07 PM Milind Gupta <milind.gu...@gmail.com> > wrote: > >> Hi, >> I want to create a stipple for a fill on the entire canvas in a >> way so that I see a grid on the canvas. I want this stipple to be placed on >> the canvas in a particular alignment so that the grid points match certain >> coordinates. So is there a way to figure out how the stipple is placed on >> the canvas so that we know at what coordinate (and its multiples) a 1 on >> the stipple ends up on? >> >> Thanks, >> Milind >> > _______________________________________________ > Canvasdraw-users mailing list > canvasdraw-us...@lists.sourceforge.net > https://lists.sourceforge.net/lists/listinfo/canvasdraw-users >
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