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[Reverse-engineering] [th03] Demo frame counter 

My dumb parser identified this as a reference to the PI header slots,
which is why it's here now!

Completes P0060, funded by Touhou Patch Center.
This commit is contained in:
nmlgc 2019-11-28 22:31:22 +01:00
parent 5bffab4f43
commit 73f5ae79a0
3 changed files with 13 additions and 5 deletions
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4
th03/demo.h Normal file
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@ -0,0 +1,4 @@
// Not in mem.h because it doesn't define a file size in TH03
#define DEMO_N 7000 /* ZUN symbol [MAGNet2010] */
extern unsigned int demo_frame;

4
th03/demo[bss].asm Normal file
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@ -0,0 +1,4 @@
DEMO_N = 7000 ; ZUN symbol [MAGNet2010]
public _demo_frame
_demo_frame dw ?

10
th03_main.asm
View File

@ -554,14 +554,14 @@ sub_9778 endp
sub_9AD6 proc near
push bp
mov bp, sp
cmp word_1E6E6, 1B58h
cmp _demo_frame, DEMO_N
jnb short loc_9AE7
inc word_1E6E6
inc _demo_frame
jmp short loc_9AF5
; ---------------------------------------------------------------------------
loc_9AE7:
cmp word_1E6E6, 1B58h
cmp _demo_frame, DEMO_N
jnz short loc_9AF5
mov fp_1FBC0, offset sub_B4A8
@ -771,7 +771,7 @@ loc_9C93:
; ---------------------------------------------------------------------------
loc_9CAB:
mov word_1E6E6, 0
mov _demo_frame, 0
mov fp_1E6EA, offset sub_9AD6
mov byte_23AF8, 40h
mov byte_23E3C, 0
@ -36897,7 +36897,7 @@ byte_1E14C db 0
.data?
_input_mode_func dd ?
word_1E6E6 dw ?
include th03/demo[bss].asm
word_1E6E8 dw ?
fp_1E6EA dw ?
include libs/master.lib/clip[bss].asm