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Fixed edge-scrolling speed when using the speed tweak

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(closes #523)
This commit is contained in:
NovaRain
2026-01-01 20:23:34 +08:00
parent ea79147afe
commit 5feeff0c21
1 changed files with 42 additions and 2 deletions
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sfall/Modules/SpeedPatch.cpp
+42 -2
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@@ -162,9 +162,47 @@ MMRESULT __stdcall fTimeKillEvent(UINT id) {
static __declspec(naked) void scripts_check_state_hook() {
__asm {
inc slideShow;
mov slideShow, 1;
call fo::funcoffs::endgame_slideshow_;
dec slideShow;
mov slideShow, 0;
retn;
}
}
// same as elapsed_time_ engine function, but bypasses the speed tweak
static DWORD __fastcall elapsed_time_simple(DWORD start) {
DWORD end = GetTickCount();
if (end >= start) {
return (end - start);
} else {
return INT_MAX;
}
}
static __declspec(naked) void map_scroll_hook_elapsed_time() {
__asm {
push ecx;
push edx;
mov ecx, eax;
call elapsed_time_simple;
pop edx;
pop ecx;
retn;
}
}
static DWORD __stdcall GetTickCount2() {
return GetTickCount();
}
// get_time_ engine function is only a wrapper of GetTickCount
static __declspec(naked) void map_scrall_hook_get_time() {
__asm {
push ecx;
push edx;
call GetTickCount2; // bypass speed tweak
pop edx;
pop ecx;
retn;
}
}
@@ -220,6 +258,8 @@ void SpeedPatch::init() {
}
SafeWrite32(0x4FDF58, (DWORD)&getLocalTimeOffs);
HookCall(0x4A433E, scripts_check_state_hook);
HookCall(0x4826CF, map_scroll_hook_elapsed_time);
HookCall(0x4826EB, map_scrall_hook_get_time);
TimerInit();
}