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[Reverse-engineering] [th03] 1P/2P selection gaiji cursor 

Part of P0064, funded by Touhou Patch Center.
This commit is contained in:
nmlgc 2019-12-28 21:20:48 +01:00
parent daa6b7bb95
commit 80cec5b231
7 changed files with 72 additions and 38 deletions
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3
pc98.h
View File

@ -4,7 +4,8 @@
/// Text
/// ----
#define GAIJI_TRAM_W 2
#define GAIJI_W 16
#define GAIJI_TRAM_W (GAIJI_W / 8)
#define GLYPH_HEIGHT 16
/// ----

3
pc98.inc
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@ -4,7 +4,8 @@
; Text
; ====
GAIJI_TRAM_W = 2
GAIJI_W = 16
GAIJI_TRAM_W = (GAIJI_W / 8)
GLYPH_HEIGHT = 16
; ====

16
th03/gaiji/gaiji.h Normal file
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@ -0,0 +1,16 @@
// ReC98
// -----
// Gaiji available to TH03
// 1P/2P selection cursor
#define gc_GAIJI_W 2
typedef enum {
gc_P1_TOP_1 = 0x12,
gc_P1_TOP_2 = 0x13,
gc_P1_BOTTOM_1 = 0x14,
gc_P1_BOTTOM_2 = 0x15,
gc_P2_TOP_1 = 0x16,
gc_P2_TOP_2 = 0x17,
gc_P2_BOTTOM_1 = 0x18,
gc_P2_BOTTOM_2 = 0x19,
} gaiji_cursor_t;

19
th03/gaiji/gaiji.inc Normal file
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@ -0,0 +1,19 @@
; ReC98
; -----
; Gaiji available to TH03
; 1P/2P selection cursor
; ----------------------
gc_GAIJI_W = 2
gc_P1_TOP_1 = 012h
gc_P1_TOP_2 = 013h
gc_P1_BOTTOM_1 = 014h
gc_P1_BOTTOM_2 = 015h
gc_P2_TOP_1 = 016h
gc_P2_TOP_2 = 017h
gc_P2_BOTTOM_1 = 018h
gc_P2_BOTTOM_2 = 019h
; ----------------------
include th03/gaiji/bar.inc

7
th03/strings/p_cursor[data].asm Normal file
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@ -0,0 +1,7 @@
public _P_CURSOR_TOP, _P_CURSOR_BOTTOM
_P_CURSOR_TOP label byte
db gc_P1_TOP_1, gc_P1_TOP_2, 0
db gc_P2_TOP_1, gc_P2_TOP_2, 0
_P_CURSOR_BOTTOM label byte
db gc_P1_BOTTOM_1, gc_P1_BOTTOM_2, 0
db gc_P2_BOTTOM_1, gc_P2_BOTTOM_2, 0

1
th03/th03.inc
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@ -1,6 +1,7 @@
GAME = 3
include defconv.inc
include th03/mem.inc
include th03/gaiji/gaiji.inc
include th03/math/randring.inc
include th03/hardware/input.inc
include th03/chars/chars.inc

61
th03_op.asm
View File

@ -3183,11 +3183,11 @@ sub_B747 endp
; =============== S U B R O U T I N E =======================================
; Attributes: bp-based frame
public P_CURSOR_PUT
p_cursor_put proc near
sub_B8A6 proc near
var_2 = word ptr -2
arg_0 = byte ptr 4
@@y = word ptr -2
@@col = byte ptr 4
arg_2 = word ptr 6
enter 2, 0
@ -3197,36 +3197,36 @@ arg_2 = word ptr 6
mov ax, si
shl ax, 4
shl ax, 3
add ax, 0F0h
add ax, 240
mov di, ax
mov al, [si+2468h]
cbw
imul ax, 14h
add ax, 80h
mov [bp+var_2], ax
imul ax, 20
add ax, 128
mov [bp+@@y], ax
push di
push ax
push 10h
push GAIJI_W
push ds
mov ax, si
imul ax, 3
add ax, 0A4Dh
imul ax, (gc_GAIJI_W + 1)
add ax, offset _P_CURSOR_TOP
push ax
mov al, [bp+arg_0]
mov al, [bp+@@col]
mov ah, 0
push ax
call graph_gaiji_puts
push di
mov ax, [bp+var_2]
add ax, 10h
mov ax, [bp+@@y]
add ax, GLYPH_HEIGHT
push ax
push 10h
push GAIJI_W
push ds
mov ax, si
imul ax, 3
add ax, 0A53h
imul ax, (gc_GAIJI_W + 1)
add ax, offset _P_CURSOR_BOTTOM
push ax
mov al, [bp+arg_0]
mov al, [bp+@@col]
mov ah, 0
push ax
call graph_gaiji_puts
@ -3234,7 +3234,7 @@ arg_2 = word ptr 6
pop si
leave
retn 4
sub_B8A6 endp
p_cursor_put endp
; =============== S U B R O U T I N E =======================================
@ -3474,7 +3474,7 @@ loc_BB22:
loc_BB24:
push ax
call sub_B8A6
call p_cursor_put
push 1
cmp byte_FC5B, 0
jz short loc_BB35
@ -3487,7 +3487,7 @@ loc_BB35:
loc_BB37:
push ax
call sub_B8A6
call p_cursor_put
call _input_reset_sense_key_held
call _input_mode
push _input_mp_p1
@ -3615,7 +3615,7 @@ loc_BC8E:
loc_BC90:
push ax
call sub_B8A6
call p_cursor_put
cmp byte_FC5A, 0
jz short loc_BCAE
push 1
@ -3630,7 +3630,7 @@ loc_BCA8:
loc_BCAA:
push ax
call sub_B8A6
call p_cursor_put
loc_BCAE:
push _input_sp
@ -3748,7 +3748,7 @@ loc_BDDD:
loc_BDDF:
push ax
call sub_B8A6
call p_cursor_put
call _input_reset_sense_key_held
call _input_mode
push _input_sp
@ -4108,18 +4108,7 @@ off_E1FE dd a00sl_cd2
db 5
db 5
db 3
db 12h
db 13h
db 0
db 16h
db 17h
db 0
db 14h
db 15h
db 0
db 18h
db 19h
db 0
include th03/strings/p_cursor[data].asm
db 0
db 0
a00sl_cd2 db '00SL.CD2',0