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some passthrough tweaks

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This commit is contained in:
FunkyFr3sh 2021-05-29 20:52:57 +02:00
parent d99fb4b05d
commit 5baeb50d1e
3 changed files with 30 additions and 3 deletions
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1
inc/dd.h
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@ -53,6 +53,7 @@ typedef struct cnc_ddraw
/* real export from system32\ddraw.dll */
HMODULE real_dll;
DIRECTDRAWCREATEPROC DirectDrawCreate;
LPDIRECTDRAW real_dd;
struct
{

27
src/IDirectDraw/IDirectDraw.c
View File

@ -96,9 +96,12 @@ HRESULT __stdcall IDirectDraw__QueryInterface(IDirectDrawImpl* This, REFIID riid
ret = S_OK;
}
else if (IsEqualGUID(&IID_IMediaStream, riid) || IsEqualGUID(&IID_IAMMediaStream, riid))
else if (
!g_ddraw->passthrough &&
(IsEqualGUID(&IID_IMediaStream, riid) || IsEqualGUID(&IID_IAMMediaStream, riid)))
{
IAMMediaStreamImpl* ms = (IAMMediaStreamImpl*)HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(IAMMediaStreamImpl));
IAMMediaStreamImpl* ms =
(IAMMediaStreamImpl*)HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(IAMMediaStreamImpl));
dprintf(" GUID = %08X (IID_IXXMediaStream), ms = %p\n", ((GUID*)riid)->Data1, ms);
@ -113,6 +116,24 @@ HRESULT __stdcall IDirectDraw__QueryInterface(IDirectDrawImpl* This, REFIID riid
{
dprintf("NOT_IMPLEMENTED GUID = %08X\n", ((GUID*)riid)->Data1);
if (g_ddraw->passthrough)
{
if (!g_ddraw->real_dll)
g_ddraw->real_dll = LoadLibrary("system32\\ddraw.dll");
if (g_ddraw->real_dll && !g_ddraw->DirectDrawCreate)
g_ddraw->DirectDrawCreate = (void*)GetProcAddress(g_ddraw->real_dll, "DirectDrawCreate");
if (g_ddraw->DirectDrawCreate == DirectDrawCreate)
g_ddraw->DirectDrawCreate = NULL;
if (!g_ddraw->real_dd && g_ddraw->DirectDrawCreate)
g_ddraw->DirectDrawCreate(NULL, &g_ddraw->real_dd, NULL);
if (g_ddraw->real_dd)
return g_ddraw->real_dd->lpVtbl->QueryInterface(g_ddraw->real_dd, riid, obj);
}
ret = E_NOINTERFACE;
}
}
@ -176,7 +197,7 @@ HRESULT __stdcall IDirectDraw__CreatePalette(IDirectDrawImpl* This, DWORD dwFlag
HRESULT __stdcall IDirectDraw__CreateSurface(IDirectDrawImpl* This, LPDDSURFACEDESC lpDDSurfaceDesc, LPDIRECTDRAWSURFACE FAR* lpDDSurface, IUnknown FAR* unkOuter)
{
dprintf("-> %s(This=%p, lpDDSurfaceDesc=%p, lpDDSurface=%p, unkOuter=%p)\n", __FUNCTION__, This, lpDDSurfaceDesc, lpDDSurface, unkOuter);
HRESULT ret = dd_CreateSurface(lpDDSurfaceDesc, lpDDSurface, unkOuter);
HRESULT ret = dd_CreateSurface(This, lpDDSurfaceDesc, lpDDSurface, unkOuter);
dprintf("<- %s\n", __FUNCTION__);
return ret;
}

5
src/dd.c
View File

@ -841,6 +841,11 @@ ULONG dd_Release()
g_fpsl.htimer = NULL;
}
if (g_ddraw->real_dd)
{
g_ddraw->real_dd->lpVtbl->Release(g_ddraw->real_dd);
}
DeleteCriticalSection(&g_ddraw->cs);
/* restore old wndproc, subsequent ddraw creation will otherwise fail */