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tweak ticks limiter for nancy drew games

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This commit is contained in:
FunkyFr3sh 2024-05-31 21:43:33 +02:00
parent 99f388407b
commit edb0f43091
6 changed files with 36 additions and 28 deletions
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2
inc/config.h
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@ -47,6 +47,7 @@ typedef struct CNCDDRAWCONFIG
BOOL noactivateapp;
int maxgameticks;
int limiter_type;
int minfps;
BOOL nonexclusive;
BOOL singlecpu;
@ -62,7 +63,6 @@ typedef struct CNCDDRAWCONFIG
int hook;
int guard_lines;
int max_resolutions;
BOOL limit_bltfast;
BOOL lock_surfaces;
BOOL allow_wmactivate;
BOOL flipclear;

7
inc/dd.h
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@ -24,6 +24,7 @@ HRESULT dd_GetDisplayMode(LPDDSURFACEDESC lpDDSurfaceDesc);
HRESULT dd_GetMonitorFrequency(LPDWORD lpdwFreq);
HRESULT dd_GetAvailableVidMem(LPDDSCAPS lpDDCaps, LPDWORD lpdwTotal, LPDWORD lpdwFree);
HRESULT dd_GetVerticalBlankStatus(LPBOOL lpbIsInVB);
HRESULT dd_TestCooperativeLevel();
HRESULT dd_GetDeviceIdentifier(LPDDDEVICEIDENTIFIER pDDDI, DWORD dwFlags, REFIID riid);
HRESULT dd_CreateEx(GUID* lpGuid, LPVOID* lplpDD, REFIID iid, IUnknown* pUnkOuter);
@ -45,13 +46,17 @@ HRESULT dd_CreateEx(GUID* lpGuid, LPVOID* lplpDD, REFIID iid, IUnknown* pUnkOute
#define SDM_LEAVE_WINDOWED 0x00000002l
#define SDM_LEAVE_FULLSCREEN 0x00000004l
#define LIMIT_AUTO 0
#define LIMIT_TESTCOOP 1
#define LIMIT_BLTFAST 2
typedef struct SPEEDLIMITER
{
DWORD tick_length;
LONGLONG tick_length_ns;
HANDLE htimer;
LARGE_INTEGER due_time;
BOOL use_blt_or_flip;
BOOL dds_unlock_limiter_disabled;
} SPEEDLIMITER;
struct IDirectDrawSurfaceImpl;

2
src/IDirectDraw/IDirectDraw.c
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@ -487,7 +487,7 @@ HRESULT __stdcall IDirectDraw__RestoreAllSurfaces(IDirectDrawImpl* This)
HRESULT __stdcall IDirectDraw__TestCooperativeLevel(IDirectDrawImpl* This)
{
TRACE_EXT("-> %s(This=%p)\n", __FUNCTION__, This);
HRESULT ret = g_config.tlc_hack ? DDERR_NOEXCLUSIVEMODE : DD_OK;
HRESULT ret = dd_TestCooperativeLevel();
TRACE_EXT("<- %s\n", __FUNCTION__);
return ret;
}

18
src/config.c
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@ -59,6 +59,7 @@ void cfg_load()
GET_BOOL(g_config.noactivateapp, "noactivateapp", FALSE);
GET_INT(g_config.maxgameticks, "maxgameticks", 0);
GET_INT(g_config.limiter_type, "limiter_type", LIMIT_AUTO);
GET_INT(g_config.minfps, "minfps", 0);
GET_BOOL(g_config.nonexclusive, "nonexclusive", FALSE);
GET_BOOL(g_config.singlecpu, "singlecpu", TRUE);
@ -75,7 +76,6 @@ void cfg_load()
GET_INT(g_config.hook, "hook", 4);
GET_INT(g_config.guard_lines, "guard_lines", 200);
GET_INT(g_config.max_resolutions, "max_resolutions", 0);
GET_BOOL(g_config.limit_bltfast, "limit_bltfast", FALSE);
GET_BOOL(g_config.lock_surfaces, "lock_surfaces", FALSE);
GET_BOOL(g_config.allow_wmactivate, "allow_wmactivate", FALSE);
GET_BOOL(g_config.flipclear, "flipclear", FALSE);
@ -262,6 +262,9 @@ static void cfg_create_ini()
"; Note: Usually one of the following values will work: 60 / 30 / 25 / 20 / 15 (lower value = slower game speed)\n"
"maxgameticks=0\n"
"\n"
"; Method that should be used to limit game ticks (maxgameticks=): 0 = Automatic, 1 = TestCooperativeLevel, 2 = BltFast\n"
"limiter_type=0\n"
"\n"
"; Force minimum FPS, possible values: 0 = disabled, -1 = use 'maxfps=' value, -2 = same as -1 but force full redraw, 1-1000 = custom FPS\n"
"; Note: Set this to a low value such as 5 or 10 if some parts of the game are not being displayed (e.g. menus or loading screens)\n"
"minfps=0\n"
@ -295,7 +298,6 @@ static void cfg_create_ini()
"hook=4\n"
"guard_lines=200\n"
"max_resolutions=0\n"
"limit_bltfast=false\n"
"lock_surfaces=false\n"
"allow_wmactivate=false\n"
"flipclear=false\n"
@ -779,7 +781,7 @@ static void cfg_create_ini()
"[AdSanguo]\n"
"maxgameticks=60\n"
"noactivateapp=true\n"
"limit_bltfast=true\n"
"limiter_type=2\n"
"\n"
"; Dark Reign: The Future of War\n"
"[DKReign]\n"
@ -983,12 +985,12 @@ static void cfg_create_ini()
"\n"
"; Knights and Merchants The Shattered Kingdom\n"
"[KaM_800]\n"
"limit_bltfast=true\n"
"limiter_type=2\n"
"maxgameticks=60\n"
"\n"
"; Knights and Merchants The Shattered Kingdom\n"
"[KaM_1024]\n"
"limit_bltfast=true\n"
"limiter_type=2\n"
"maxgameticks=60\n"
"\n"
"; Little Bear Kindergarten/Preschool Thinking Adventures: Parent's Progress Report\n"
@ -1083,13 +1085,13 @@ static void cfg_create_ini()
"; Nancy Drew: Message in a Haunted Mansion\n"
"[Game/3]\n"
"checkfile=.\\DataFiles\\ASABYBD.cal\n"
"limit_bltfast=true\n"
"limiter_type=2\n"
"maxgameticks=600\n"
"\n"
"; Nancy Drew: Secret of Shadow Ranch\n"
"[Game/4]\n"
"checkfile=.\\DataFiles\\DGEBody.cal\n"
"limit_bltfast=true\n"
"limiter_type=2\n"
"maxgameticks=1000\n"
"\n"
"; Nox\n"
@ -1382,7 +1384,7 @@ static void cfg_create_ini()
"[sanguo]\n"
"maxgameticks=60\n"
"noactivateapp=true\n"
"limit_bltfast=true\n"
"limiter_type=2\n"
"\n"
"; RollerCoaster Tycoon\n"
"[rct]\n"

11
src/dd.c
View File

@ -1531,6 +1531,17 @@ HRESULT dd_GetVerticalBlankStatus(LPBOOL lpbIsInVB)
return DD_OK;
}
HRESULT dd_TestCooperativeLevel()
{
if (g_config.limiter_type == LIMIT_TESTCOOP && g_ddraw.ticks_limiter.tick_length > 0)
{
g_ddraw.ticks_limiter.dds_unlock_limiter_disabled = TRUE;
util_limit_game_ticks();
}
return g_config.tlc_hack ? DDERR_NOEXCLUSIVEMODE : DD_OK;
}
HRESULT dd_GetDeviceIdentifier(LPDDDEVICEIDENTIFIER pDDDI, DWORD dwFlags, REFIID riid)
{
if (!pDDDI)

24
src/ddsurface.c
View File

@ -429,7 +429,7 @@ HRESULT dds_Blt(
if (g_ddraw.ticks_limiter.tick_length > 0)
{
g_ddraw.ticks_limiter.use_blt_or_flip = TRUE;
g_ddraw.ticks_limiter.dds_unlock_limiter_disabled = TRUE;
util_limit_game_ticks();
}
}
@ -659,9 +659,9 @@ HRESULT dds_BltFast(
if (!(This->flags & DDSD_BACKBUFFERCOUNT) ||
(This->last_flip_tick + FLIP_REDRAW_TIMEOUT < time && This->last_blt_tick + FLIP_REDRAW_TIMEOUT < time))
{
if (g_config.limit_bltfast && g_ddraw.ticks_limiter.tick_length > 0)
if (g_config.limiter_type == LIMIT_BLTFAST && g_ddraw.ticks_limiter.tick_length > 0)
{
g_ddraw.ticks_limiter.use_blt_or_flip = TRUE;
g_ddraw.ticks_limiter.dds_unlock_limiter_disabled = TRUE;
util_limit_game_ticks();
}
}
@ -810,7 +810,7 @@ HRESULT dds_Flip(IDirectDrawSurfaceImpl* This, IDirectDrawSurfaceImpl* lpDDSurfa
if (g_ddraw.ticks_limiter.tick_length > 0)
{
g_ddraw.ticks_limiter.use_blt_or_flip = TRUE;
g_ddraw.ticks_limiter.dds_unlock_limiter_disabled = TRUE;
util_limit_game_ticks();
}
}
@ -1133,12 +1133,7 @@ HRESULT dds_Unlock(IDirectDrawSurfaceImpl* This, LPRECT lpRect)
if (erase)
{
BOOL x = g_ddraw.ticks_limiter.use_blt_or_flip;
DDBLTFX fx = { .dwFillColor = 0xFE };
IDirectDrawSurface_Blt(This, NULL, NULL, NULL, DDBLT_COLORFILL, &fx);
g_ddraw.ticks_limiter.use_blt_or_flip = x;
blt_clear(This->surface, 0xFE, This->size);
}
}
@ -1172,12 +1167,7 @@ HRESULT dds_Unlock(IDirectDrawSurfaceImpl* This, LPRECT lpRect)
ReleaseDC(hwnd, hdc);
}
BOOL x = g_ddraw.ticks_limiter.use_blt_or_flip;
DDBLTFX fx = { .dwFillColor = 0 };
IDirectDrawSurface_Blt(This, NULL, NULL, NULL, DDBLT_COLORFILL, &fx);
g_ddraw.ticks_limiter.use_blt_or_flip = x;
blt_clear(This->surface, 0x00, This->size);
}
@ -1191,7 +1181,7 @@ HRESULT dds_Unlock(IDirectDrawSurfaceImpl* This, LPRECT lpRect)
if (!(This->flags & DDSD_BACKBUFFERCOUNT) ||
(This->last_flip_tick + FLIP_REDRAW_TIMEOUT < time && This->last_blt_tick + FLIP_REDRAW_TIMEOUT < time))
{
if (g_ddraw.ticks_limiter.tick_length > 0 && !g_ddraw.ticks_limiter.use_blt_or_flip)
if (g_ddraw.ticks_limiter.tick_length > 0 && !g_ddraw.ticks_limiter.dds_unlock_limiter_disabled)
util_limit_game_ticks();
}
}