The view shows the "cross-section" of fabric.
These circles are possible positions for tubes that hold warp yarns upright. Choose the warps that you wish to use. Then click "Warping done".
Gray circles are warps that you chose.
Click on the red dots to choose path for the weft thread. Thread starts from bottom left corner.
You can use "Undo" button if the line bumps into a tube or if the result does not look like you wanted it.
When you need to pass same point for 3rd or 4th time, then it's logical to create new layer. Previous layers will remain visible in lighter color.
G-code for the CNC machine is generated into the box below.