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