Recursively subdivide a cubic bezier (P0..P3) and append lineTo-style vertices to out (interleaved x,y). The starting endpoint is not appended — callers usually emitted it as the segment's previous vertex.
lineTo
out
Recursively subdivide a cubic bezier (P0..P3) and append
lineTo-style vertices toout(interleaved x,y). The starting endpoint is not appended — callers usually emitted it as the segment's previous vertex.