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Poster utility

FFT Line Diagram

N Aspect ratio Butterfly height ratio Butterfly spacing (in)

Butterfly heights (in, top to bottom)

Painting height (in) Input height (in) Bit-reversal height (in) Output height (in) Canvas splits (in from left) Checkerboard input Twiddle-factor display Bit-reversal lines Butterfly vertical lines Input and output indices Level labels Line weight 0.8 Export background PNG width (pixels)