ref: 0a8412ebaa5b9d7d9a9ece95d8e9d9e4e3ada3b8 dir: /home/sine.asm/
Cosine:: ; 1b0f ; Return d * cos(a) in hl add $10 ; 90 degrees Sine:: ; 1b11 ; Return d * sin(a) in hl ; a is a signed 6-bit value. ld e, a homecall _Sine ret ; 1b1e