The getScreenCTM() method of the SVGGraphicsElement interface represents the matrix that transforms the current element's coordinate system to the coordinate system of the SVG viewport for the SVG document fragment.
getScreenCTM()
MDN Reference
The
getScreenCTM()method of the SVGGraphicsElement interface represents the matrix that transforms the current element's coordinate system to the coordinate system of the SVG viewport for the SVG document fragment.MDN Reference