pokecrystal-board/home/sine.asm

Cosine:: ; 1b0f
; a = d * cos(a * pi/32)
	add %010000 ; cos(x) = sin(x + pi/2)
	; fallthrough
Sine:: ; 1b11
; a = d * sin(a * pi/32)
	ld e, a
	homecall _Sine
	ret
; 1b1e
Use :: to export labels between objects. This fixes the build. 2014-02-01 17:26:39 -08:00			`Cosine:: ; 1b0f`
Macro factors out sine code, just like sine data, since it's used 5 times 2018-02-03 18:11:55 -08:00			`; a = d * cos(a * pi/32)`
			`add %010000 ; cos(x) = sin(x + pi/2)`
			`; fallthrough`
Use :: to export labels between objects. This fixes the build. 2014-02-01 17:26:39 -08:00			`Sine:: ; 1b11`
Macro factors out sine code, just like sine data, since it's used 5 times 2018-02-03 18:11:55 -08:00			`; a = d * sin(a * pi/32)`
split Sine/Cosine into engine/sine.asm 2013-09-03 15:40:12 -07:00			`ld e, a`
Port homecall macro 2016-05-27 07:41:59 -07:00			`homecall _Sine`
split Sine/Cosine into engine/sine.asm 2013-09-03 15:40:12 -07:00			`ret`
			`; 1b1e`