From 3d94ab02be6a35c5551f2850252c4d873c086c6e Mon Sep 17 00:00:00 2001
From: Toad King
Date: Sun, 17 Jun 2012 23:29:15 -0400
Subject: color accuracy update

some colors (like battle menus in SMRPG) are still corrupted, need to look into it more
---
 src/rops.h | 72 ++++++++++++++++++++------------------------------------------
 1 file changed, 23 insertions(+), 49 deletions(-)

diff --git a/src/rops.h b/src/rops.h
index dc5409f..45e5b7c 100644
--- a/src/rops.h
+++ b/src/rops.h
@@ -5,35 +5,25 @@
 	Raster Operations macros 
 */
 
+#define ROP_CLEARTOP(a) \
+			"	bic	" #a ", " #a ", #0b01000000000000000	\n"
 // -------------
 // RGB_555
 // a.red = a.red - b.red
 // a.blue = a.blue - b.blue
 // a.green = a.green - b.green
-/*
-#define ROP_SUB(a, b) \
-			"	bics	" #b ", " #b ", #0b00000100000100000	\n"\
-			"	orr	" #a ", " #a ", #0b00000100000100000	\n"\
-			"	orr	" #a ", " #a ", #0b10000000000000000	\n"\
-			"	sub	" #a ", " #a ", " #b " 			\n"\
-			"	tst	" #a ", #0b00000000000100000	\n"\
-			"	biceq	" #a ", " #a ", #0b00000000000011111	\n"\
-			"	tst	" #a ", #0b00000100000000000	\n"\
-			"	biceq	" #a ", " #a ", #0b00000011111100000	\n"\
-			"	tst	" #a ", #0b10000000000000000	\n"\
-			"	biceq	" #a ", " #a ", #0b01111100000000000	\n"
-*/
 #define ROP_SUB(a, b) \
 			"	bics	" #b ", " #b ", #0b00000010000100000	\n"\
 			"	beq	999f	\n"\
 			"	orr	" #a ", " #a ", #0b00000010000100000	\n"\
-			"	orr	" #a ", " #a ", #(1 << 31)	\n"\
-			"	subs	" #a ", " #a ", " #b " 			\n"\
-			"	bicpl	" #a ", " #a ", #0b00111110000000000	\n"\
-			"	tst	" #a ", #0b00000000000100000	\n"\
+			"	orr	" #a ", " #a ", #(1 << 31)		\n"\
+			"	sub	" #a ", " #a ", " #b " 			\n"\
+			"	tst	" #a ", #0b00000000000100000		\n"\
 			"	biceq	" #a ", " #a ", #0b00000000000011111	\n"\
-			"	tst	" #a ", #0b00000010000000000	\n"\
+			"	tst	" #a ", #0b00000010000000000		\n"\
 			"	biceq	" #a ", " #a ", #0b00000001111100000	\n"\
+			"	tst	" #a ", #0b01000000000000000		\n"\
+			"	bicne	" #a ", " #a ", #0b01111110000000000	\n"\
 			"999:\n"
 
 
@@ -43,25 +33,6 @@
 // a.red = (a.red - b.red) / 2
 // a.blue = (a.blue - b.blue) / 2
 // a.green = (a.green - b.green) / 2
-/*
-#define ROP_SUB1_2(a, b) \
-			"	movne	" #a ", " #a ", lsr #1			\n"\
-			"	bicne	" #a ", " #a ", #0b00000010000010000	\n"\
-			"	movne	" #b ", " #b ", lsr #1			\n"\
-			"	bicne	" #b ", " #b ", #0b00000010000010000	\n"\
-										\
-			"	bic	" #b ", " #b ", #0b00000100000100000	\n"\
-			"	orr	" #a ", " #a ", #0b00000100000100000	\n"\
-			"	orr	" #a ", " #a ", #0b10000000000000000	\n"\
-			"	sub	" #a ", " #a ", " #b " 			\n"\
-			"	tst	" #a ", #0b00000000000100000	\n"\
-			"	biceq	" #a ", " #a ", #0b00000000000011111	\n"\
-			"	tst	" #a ", #0b00000100000000000	\n"\
-			"	biceq	" #a ", " #a ", #0b00000011111100000	\n"\
-			"	tst	" #a ", #0b10000000000000000	\n"\
-			"	biceq	" #a ", " #a ", #0b01111100000000000	\n"
-*/
-
 #define ROP_SUB1_2(a, b) \
 			"	movne	" #a ", " #a ", lsr #1			\n"\
 			"	bicne	" #a ", " #a ", #0b00000001000010000	\n"\
@@ -69,15 +40,16 @@
 			"	bicne	" #b ", " #b ", #0b00000001000010000	\n"\
 										\
 			"	bics	" #b ", " #b ", #0b00000010000100000	\n"\
-			"	beq	999f \n"\
+			"	beq	999f	\n"\
 			"	orr	" #a ", " #a ", #0b00000010000100000	\n"\
-			"	orr	" #a ", " #a ", #(1 << 31)	\n"\
+			"	orr	" #a ", " #a ", #(1 << 31)		\n"\
 			"	subs	" #a ", " #a ", " #b " 			\n"\
-			"	bicpl	" #a ", " #a ", #0b00111110000000000	\n"\
-			"	tst	" #a ", #0b00000000000100000	\n"\
+			"	tst	" #a ", #0b00000000000100000		\n"\
 			"	biceq	" #a ", " #a ", #0b00000000000011111	\n"\
-			"	tst	" #a ", #0b00000010000000000	\n"\
+			"	tst	" #a ", #0b00000010000000000		\n"\
 			"	biceq	" #a ", " #a ", #0b00000001111100000	\n"\
+			"	tst	" #a ", #0b01000000000000000		\n"\
+			"	bicne	" #a ", " #a ", #0b01111110000000000	\n"\
 			"999:\n"
 
 
@@ -91,12 +63,13 @@
 			"	beq	999f \n"\
 			"	bic	" #a ", " #a ", #0b00000010000100000	\n"\
 			"	add	" #a ", " #a ", " #b " 			\n"\
-			"	tst	" #a ", #0b00000000000100000	\n"\
+			"	tst	" #a ", #0b00000000000100000		\n"\
 			"	orrne	" #a ", " #a ", #0b00000000000011111	\n"\
-			"	tst	" #a ", #0b00000010000000000	\n"\
+			"	tst	" #a ", #0b00000010000000000		\n"\
 			"	orrne	" #a ", " #a ", #0b00000001111100000	\n"\
-			"	tst	" #a ", #0b01000000000000000	\n"\
+			"	tst	" #a ", #0b01000000000000000		\n"\
 			"	orrne	" #a ", " #a ", #0b00111110000000000	\n"\
+			ROP_CLEARTOP(a) \
 			"999:\n"
 
 // -------------
@@ -112,12 +85,13 @@
 			"	bicne	" #b ", " #b ", #0b00000100001000000	\n"\
 			"	add	" #a ", " #a ", " #b "			\n"\
 			"	movne	" #a ", " #a ", lsr #1			\n"\
-			"	tst	" #a ", #0b00000000000100000	\n"\
+			"	tst	" #a ", #0b00000000000100000		\n"\
 			"	orrne	" #a ", " #a ", #0b00000000000011111	\n"\
-			"	tst	" #a ", #0b00000010000000000	\n"\
+			"	tst	" #a ", #0b00000010000000000		\n"\
 			"	orrne	" #a ", " #a ", #0b00000001111100000	\n"\
-			"	tst	" #a ", #0b01000000000000000	\n"\
-			"	orrne	" #a ", " #a ", #0b00111110000000000	\n"
+			"	tst	" #a ", #0b01000000000000000		\n"\
+			"	orrne	" #a ", " #a ", #0b00111110000000000	\n"\
+			ROP_CLEARTOP(a)
 
 
 typedef struct {
-- 
cgit v1.2.3