Require rgbds 0.6.0

2022-10-02 22:03:53 -04:00
parent 70a3ec1acc
commit 8e135931a6
85 changed files with 93 additions and 429 deletions
--- a/macros/data.asm
+++ b/macros/data.asm
@@ -94,10 +94,8 @@ MACRO bcd
 ENDM

 MACRO sine_table
-; \1 samples of sin(x) from x=0 to x<32768 (pi radians)
-	DEF x = 0
-	rept \1
-		dw (sin(x) + (sin(x) & $ff)) >> 8 ; round up
-		DEF x += DIV(32768, \1) ; a circle has 65536 "degrees"
+; \1 samples of sin(x) from x=0 to x<0.5 turns (pi radians)
+	for x, \1
+		dw sin(x * 0.5 / (\1))
 	endr
 ENDM