source-engine/utils/dx_proxy/dxincludeimpl.h

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2020-04-22 16:56:21 +00:00
//========= Copyright Valve Corporation, All rights reserved. ============//
//
// Purpose:
//
// $NoKeywords: $
//
//=============================================================================//
#ifndef DXINCLUDEIMPL_H
#define DXINCLUDEIMPL_H
#ifdef _WIN32
#pragma once
#endif
FileCache s_incFileCache;
struct DxIncludeImpl : public ID3DXInclude
{
STDMETHOD(Open)(THIS_ D3DXINCLUDE_TYPE IncludeType, LPCSTR pFileName, LPCVOID pParentData, LPCVOID *ppData, UINT *pBytes)
{
CachedFileData *pFileData = s_incFileCache.Get( pFileName );
if ( !pFileData || !pFileData->IsValid() )
return E_FAIL;
*ppData = pFileData->GetDataPtr();
*pBytes = pFileData->GetDataLen();
pFileData->UpdateRefCount( +1 );
return S_OK;
}
STDMETHOD(Open)(THIS_ D3DXINCLUDE_TYPE IncludeType, LPCSTR pFileName, LPCVOID pParentData,
LPCVOID *ppData, UINT *pBytes,
/* OUT */ LPSTR pFullPath, DWORD cbFullPath)
{
if ( pFullPath && cbFullPath ) strncpy( pFullPath, pFileName, cbFullPath );
return Open( IncludeType, pFileName, pParentData, ppData, pBytes );
}
STDMETHOD(Close)(THIS_ LPCVOID pData)
{
if ( CachedFileData *pFileData = CachedFileData::GetByDataPtr( pData ) )
pFileData->UpdateRefCount( -1 );
return S_OK;
}
};
DxIncludeImpl s_incDxImpl;
#endif // #ifndef DXINCLUDEIMPL_H