From f0915e2b664f3c045cdea710aeced219396db8bb Mon Sep 17 00:00:00 2001
From: luckytyphlosion <alan.rj.huang@gmail.com>
Date: Tue, 29 Dec 2015 14:53:57 -0500
Subject: More BankF documentation

Also introduce bit direction constants and setpal macros
---
 macros.asm | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

(limited to 'macros.asm')

diff --git a/macros.asm b/macros.asm
index 895048a6..d71fc5a8 100644
--- a/macros.asm
+++ b/macros.asm
@@ -17,6 +17,22 @@ lb: MACRO ; r, hi, lo
 	ld \1, (\2) << 8 + ((\3) & $ff)
 	ENDM
 
+SHADE_BLACK EQU %11
+SHADE_DARK  EQU %10
+SHADE_LIGHT EQU %01
+SHADE_WHITE EQU %00
+
+setpal: MACRO
+	ld a, \1 << 6 | \2 << 4 | \3 << 2 | \4
+ENDM
+
+setpalBGP: MACRO
+	setpal SHADE_BLACK, SHADE_DARK, SHADE_LIGHT, SHADE_WHITE
+ENDM
+
+setpalOBP: MACRO
+	setpal SHADE_BLACK, SHADE_DARK, SHADE_WHITE, SHADE_WHITE
+ENDM
 
 ; Constant enumeration is useful for monsters, items, moves, etc.
 const_def: MACRO
-- 
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