Source code of Windows XP (NT5)
You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
 
 
 
 
 
 

143 lines
2.9 KiB

/*++
Copyright (c) 2001 Microsoft Corporation
Module Name:
BaseBall2000.cpp
Abstract:
If you use a video card that supports more than 10 texture formats the
app will AV writing passed the end of their SURFACEDESC array.
History:
01/04/2001 maonis Created
--*/
#include "precomp.h"
#include "d3d.h"
IMPLEMENT_SHIM_BEGIN(BaseBall2000)
#include "ShimHookMacro.h"
APIHOOK_ENUM_BEGIN
APIHOOK_ENUM_ENTRY_DIRECTX_COMSERVER()
APIHOOK_ENUM_END
IMPLEMENT_DIRECTX_COMSERVER_HOOKS()
typedef HRESULT (*_pfn_IDirect3D3_CreateDevice)(PVOID pThis, REFCLSID rclsid, LPDIRECTDRAWSURFACE4, LPDIRECT3DDEVICE3*, LPUNKNOWN);
typedef HRESULT (*_pfn_IDirect3DDevice3_EnumTextureFormats)(PVOID pThis, LPD3DENUMPIXELFORMATSCALLBACK, LPVOID);
typedef HRESULT (*_pfn_EnumPixelFormatsCallback)(LPDDPIXELFORMAT lpDDPixFmt, LPVOID lpContext);
_pfn_EnumPixelFormatsCallback g_pfnEnumPixelFormatsCallback = NULL;
int g_cD3DEnumPixelFormatsCallbacks = 0;
/*++
Hook this call so we can make sure that calling methods on the
IDirect3DDevice3 interface is hooked.
--*/
HRESULT
COMHOOK(IDirect3D3, CreateDevice)(
PVOID pThis,
REFCLSID rclsid,
LPDIRECTDRAWSURFACE4 lpDDS,
LPDIRECT3DDEVICE3* lplpD3DDevice,
LPUNKNOWN lpUnkOuter
)
{
HRESULT hReturn;
_pfn_IDirect3D3_CreateDevice pfnOld =
ORIGINAL_COM(IDirect3D3, CreateDevice, pThis);
if (SUCCEEDED(hReturn = (*pfnOld)(
pThis,
rclsid,
lpDDS,
lplpD3DDevice,
NULL)))
{
HookObject(
NULL,
IID_IDirect3DDevice3,
(PVOID*)lplpD3DDevice,
NULL,
FALSE);
}
return hReturn;
}
/*++
Restrict to returning at most 10 texture formats.
--*/
HRESULT
CALLBACK
EnumPixelFormatsCallback(
LPDDPIXELFORMAT lpDDPixFmt,
LPVOID lpContext
)
{
// The app only supports up to 10 texture formats.
if (++g_cD3DEnumPixelFormatsCallbacks >= 11)
{
return D3DENUMRET_CANCEL;
}
else
{
return g_pfnEnumPixelFormatsCallback(lpDDPixFmt, lpContext);
}
}
/*++
Call our private callback instead.
--*/
HRESULT
COMHOOK(IDirect3DDevice3, EnumTextureFormats)(
PVOID pThis,
LPD3DENUMPIXELFORMATSCALLBACK lpd3dEnumPixelProc,
LPVOID lpArg
)
{
DPFN( eDbgLevelError, "it IS getting called");
g_pfnEnumPixelFormatsCallback = lpd3dEnumPixelProc;
_pfn_IDirect3DDevice3_EnumTextureFormats EnumTextureFormats = ORIGINAL_COM(IDirect3DDevice3, EnumTextureFormats, pThis);
return EnumTextureFormats(pThis, EnumPixelFormatsCallback, lpArg);
}
/*++
Register hooked functions
--*/
HOOK_BEGIN
APIHOOK_ENTRY_DIRECTX_COMSERVER()
COMHOOK_ENTRY(DirectDraw, IDirect3D3, CreateDevice, 8)
COMHOOK_ENTRY(DirectDraw, IDirect3DDevice3, EnumTextureFormats, 8)
HOOK_END
IMPLEMENT_SHIM_END