From 1276b727ff62db01664d06d740325761d78b29f6 Mon Sep 17 00:00:00 2001
From: nmlgc <nmlgc@nmlgc.net>
Date: Mon, 1 Sep 2014 07:39:11 +0200
Subject: [PATCH] [Reduction] #425: grcg_settile_1line

---
 libs/master.lib/grcg_settile_1line.asm | 70 ++++++++++++++++++++++++++
 th03_main.asm                          | 36 ++-----------
 2 files changed, 74 insertions(+), 32 deletions(-)
 create mode 100644 libs/master.lib/grcg_settile_1line.asm

diff --git a/libs/master.lib/grcg_settile_1line.asm b/libs/master.lib/grcg_settile_1line.asm
new file mode 100644
index 00000000..e1986243
--- /dev/null
+++ b/libs/master.lib/grcg_settile_1line.asm
@@ -0,0 +1,70 @@
+PAGE 98,120
+; graphics - grcg - tile - 1line
+;
+; Description:
+;	タイルパターンの設定(1 line)
+;
+; Function/Procedures:
+;C:	void [_far] _pascal grcg_settile_1line( int mode, long tile ) ;
+;
+;Pas:	procedure grcg_settile_1line( mode : integer, tile : longint ) ;
+
+; Parameters:
+;	int mode	GRCGのモード。
+;	long tile	タイルパターン。下位バイトから１バイト単位に
+;			B,R,G,Iプレーンとなる。
+;			0x000000FFLが、青プレーンのみ全てON,それ以外
+;			全てOFFの値となる。
+;
+; Binding Target:
+;	Microsoft-C / Turbo-C / Turbo Pascal
+;
+; Running Target:
+;	NEC PC-9801 Normal mode
+;
+; Requiring Resources:
+;	CPU: V30
+;	GRAPHICS ACCERALATOR: GRCG
+;
+; Compiler/Assembler:
+;	TASM 3.0
+;	OPTASM 1.6 ( MASM 5.0互換ならば OK )
+;
+; NOTES:
+;
+; AUTHOR:
+;	恋塚昭彦
+;
+; 関連関数:
+;	grcg_setcolor()
+;	grcg_off()
+;
+; HISTORY:
+;	92/ 6/28 Initial
+
+func GRCG_SETTILE_1LINE
+	mov	CX,BP
+	mov	BP,SP
+
+	; parameters
+	@@mode  = (retsize+2)*2
+	@@tileh = (retsize+1)*2
+	@@tilel = (retsize+0)*2
+
+	mov	AL,[BP+@@mode]
+	out	7ch,AL
+	mov	DX,007eh
+
+	mov	AX,[BP+@@tilel]
+	out	DX,AL		; B
+	mov	AL,AH
+	out	DX,AL		; R
+
+	mov	AX,[BP+@@tileh]
+	out	DX,AL		; G
+	mov	AL,AH
+	out	DX,AL		; I
+
+	mov	BP,CX
+	ret	6
+endfunc
diff --git a/th03_main.asm b/th03_main.asm
index 3fcf9705..e0fba5d6 100644
--- a/th03_main.asm
+++ b/th03_main.asm
@@ -57,35 +57,7 @@ include libs/master.lib/grcg_fill.asm
 include libs/master.lib/grcg_hline.asm
 include libs/master.lib/grcg_line.asm
 include libs/master.lib/grcg_setcolor.asm
-
-; =============== S U B	R O U T	I N E =======================================
-
-; Attributes: bp-based frame
-
-sub_F8C		proc far
-					; sub_14511+91P ...
-
-arg_0		= word ptr  4
-arg_2		= word ptr  6
-arg_4		= byte ptr  8
-
-		mov	cx, bp
-		mov	bp, sp
-		mov	al, [bp+arg_4]
-		out	7Ch, al
-		mov	dx, 7Eh	; '~'
-		mov	ax, [bp+arg_0]
-		out	dx, al
-		mov	al, ah
-		out	dx, al
-		mov	ax, [bp+arg_2]
-		out	dx, al
-		mov	al, ah
-		out	dx, al
-		mov	bp, cx
-		retf	6
-sub_F8C		endp
-
+include libs/master.lib/grcg_settile_1line.asm
 include libs/master.lib/grcg_triangle.asm
 include libs/master.lib/grcg_vline.asm
 
@@ -24864,7 +24836,7 @@ var_2		= word ptr -2
 		call	egc_off
 		push	0C0h ; '�'
 		push	large 0AA0055AAh
-		call	sub_F8C
+		call	grcg_settile_1line
 		mov	[bp+var_4], 0
 		mov	si, 0Bh
 		jmp	short loc_14594
@@ -24906,7 +24878,7 @@ loc_14594:
 		jg	short loc_1454D
 		push	0C0h ; '�'
 		push	large 0FF00AA55h
-		call	sub_F8C
+		call	grcg_settile_1line
 		mov	[bp+var_4], 0
 		mov	si, 6
 		jmp	short loc_145F8
@@ -24948,7 +24920,7 @@ loc_145F8:
 		jg	short loc_145B1
 		push	0C0h ; '�'
 		push	large 0FF55FF55h
-		call	sub_F8C
+		call	grcg_settile_1line
 		mov	[bp+var_4], 0
 		mov	si, 3
 		jmp	short loc_1465C