809KiB, 1001x1728, IMG_20210910_105555.jpg View SameGoogleiqdbSauceNAO Anonymous Fri 10 Sep 04:01:25 2021 No.13623825 ViewReplyOriginalReport Quoted By: >>13625662 >>13626431 >>13626459 how to write up correct mathemathics required to assure correct proportion, length, curvature, direction/angle of the lines(red) required to form the correct image based on the object in particular angle?