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Precache support for d3d9ex

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This commit is contained in:
Thorvald Natvig 2009-08-22 19:03:12 +02:00
parent d7b53b030e
commit 865cdabaed
2 changed files with 46 additions and 1 deletions
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44
overlay/d3d9.cpp
View File

@ -582,6 +582,11 @@ static void HookCreateEx(IDirect3D9Ex *pD3D) {
hhCreateDeviceEx.setupInterface(pD3D, 20, reinterpret_cast<voidFunc>(myCreateDeviceEx));
}
static void HookCreateRawEx(voidFunc vfCreate) {
ods("D3D9: Injecting CreateDeviceEx Raw");
hhCreateDeviceEx.setup(vfCreate, reinterpret_cast<voidFunc>(myCreateDeviceEx));
}
void checkD3D9Hook(bool preonly) {
if (bChaining) {
return;
@ -607,6 +612,8 @@ void checkD3D9Hook(bool preonly) {
if (_stricmp(d3dd->cFileName, procname) == 0) {
unsigned char *raw = (unsigned char *) hD3D;
HookCreateRaw((voidFunc)(raw + d3dd->iOffsetCreate));
if (d3dd->iOffsetCreateEx)
HookCreateRawEx((voidFunc)(raw + d3dd->iOffsetCreateEx));
} else if (! preonly) {
fods("D3D9 Interface changed, can't rawpatch");
pDirect3DCreate9 d3dc9 = reinterpret_cast<pDirect3DCreate9>(GetProcAddress(hD3D, "Direct3DCreate9"));
@ -675,6 +682,43 @@ extern "C" __declspec(dllexport) void __cdecl PrepareD3D9() {
}
}
}
pDirect3DCreate9Ex d3dc9ex = reinterpret_cast<pDirect3DCreate9Ex>(GetProcAddress(hD3D, "Direct3DCreate9Ex"));
if (! d3dc9ex) {
ods("D3D9 Library without Direct3DCreate9Ex");
} else {
if (! GetModuleHandleEx(GET_MODULE_HANDLE_EX_FLAG_FROM_ADDRESS | GET_MODULE_HANDLE_EX_FLAG_UNCHANGED_REFCOUNT, (const char *) d3dc9ex, &hRef)) {
ods("Failed to get module for D3D9");
} else {
GetModuleFileName(hRef, buffb, 2048);
if (_stricmp(d3dd->cFileName, buffb) != 0) {
ods("Direct3DCreate9Ex is not in D3D9 library");
} else {
IDirect3D9Ex *id3d9 = NULL;
HRESULT hr = d3dc9ex(D3D_SDK_VERSION, &id3d9);
if (id3d9) {
void ***vtbl = (void ***) id3d9;
void *pCreateEx = (*vtbl)[20];
if (! GetModuleHandleEx(GET_MODULE_HANDLE_EX_FLAG_FROM_ADDRESS | GET_MODULE_HANDLE_EX_FLAG_UNCHANGED_REFCOUNT, (char *) pCreateEx, &hRef)) {
ods("Failed to get module for CreateDevice");
} else {
GetModuleFileName(hRef, buffb, 2048);
if (_stricmp(d3dd->cFileName, buffb) != 0) {
ods("CreateDevice is not in D3D9 library");
} else {
unsigned char *b = (unsigned char *) pCreateEx;
unsigned char *a = (unsigned char *) hD3D;
d3dd->iOffsetCreateEx = b-a;
ods("Successfully found prepatch offset: %p %p %p: %d", hD3D, d3dc9, pCreateEx, d3dd->iOffsetCreate);
}
}
id3d9->Release();
}
}
}
}
FreeLibrary(hD3D);
}
}

3
overlay/lib.h
View File

@ -73,8 +73,9 @@ struct HardHook {
};
struct Direct3D9Data {
char cFileName[2048];
int iOffsetCreate;
int iOffsetCreateEx;
char cFileName[2048];
};
struct FakeInterface {