is_degenerate

read_fonts::tables::postscript::dict

Function is_degenerate 

Source 
fn is_degenerate(matrix: &[Fixed; 6]) -> bool
Expand description

Check for a degenerate matrix. See https://gitlab.freedesktop.org/freetype/freetype/-/blob/f1cd6dbfa0c98f352b698448f40ac27e8fb3832e/src/base/ftcalc.c#L725