5 none 1 dragging points 2 adding points (you can insert a point in a line) 3 connecting points 4 deleting lines and/or points space to get code scale should be set to 0.2 for a normal sized wall color is RGB has grid snapping thank me later, you cant drag points if grid is on btw its best to place points inside the square, though you can place points outside too
copy the texture and paste it in here: https://scratch.mit.edu/projects/937740524 touching line by @ggenije: https://scratch.mit.edu/projects/856285844