C++ (Cpp) hash_map::erase Examples

Example #1

File: d3d10_factory.cpp Project: hanjuho/mysdk

//--------------------------------------------------------------------------------------
CLASS_IMPL_FUNC(D3D10_Factory, get_Texture)(
	_Out_ ID3D10ShaderResourceView ** _texture,
	_In_ const wchar_t * _directory,
	_In_ const D3DX10_IMAGE_INFO ** _info)
{
	// 중복 검사
	auto iter = g_D3D10Texture_Container.find(_directory);

	if (iter != g_D3D10Texture_Container.end())
	{
		// 이미 있는 경우
		(*_texture) = iter->second.texture;

		if (_info)
		{
			(*_info) = &iter->second.info;
		}
	}
	else
	{
		auto & element = g_D3D10Texture_Container[_directory];
		ZeroMemory(&element.info, sizeof(D3DX10_IMAGE_INFO));

		// 데이터가 없는 경우
		HRESULT hr;
		IF_FAILED(hr = D3DX10CreateShaderResourceViewFromFile(
			framework::g_Framework_Device.d3d10Device,
			_directory,
			nullptr,
			nullptr,
			&element.texture,
			nullptr))
		{
			g_D3D10Texture_Container.erase(_directory);

			if (hr != E_INVALIDARG)
			{
				return create_Texture(_texture, _directory);
			}

			return hr;
		}

		D3DX10GetImageInfoFromFile(_directory, nullptr, &element.info, nullptr);

		// added one count from AutoRelease
		(*_texture) = element.texture;

		if (_info)
		{
			(*_info) = &element.info;
		}
	}

Example #2

File: afsreplace.cpp Project: kitserver/kitserver6

// From here, there is one call per loaded file. The values
// inside the structure can be changed, so that various scenarios
// are possible:
// - replacing a file,
// - changing the file which is loaded to another one from the AFS,
// - both (like for fserv, where the fileId is not valid but a special id)
// - mark a file to be observed until it is unpacked
void afsNewFileFromAFS2(DWORD* fileId)
{
    //LogWithNumber(&k_kload, "afsNewFileFromAFS2:: fileId = %08x", *fileId);
	
	lastGetFileInfo = (GETFILEINFO*)HeapAlloc(GetProcessHeap(),HEAP_ZERO_MEMORY,sizeof(GETFILEINFO));
	
	// Fill the structure
	lastGetFileInfo->uniqueId = nextUniqueId;
	lastGetFileInfo->isProcessed = false;
	lastGetFileInfo->fileId = lastGetFileInfo->oldFileId = *fileId;
	lastGetFileInfo->replaceBuf = NULL;
	lastGetFileInfo->replaceSize = 0;
	lastGetFileInfo->firstPage = 0;
	lastGetFileInfo->needsUnpack = false;
    GETFILEINFO* gfi = lastGetFileInfo;
	
	nextUniqueId = (nextUniqueId == 0xffffffff)?0 : nextUniqueId + 1;
	
	// This is the call to the modules where parameters can be changed
	// only isProcessed and fileId should be changed directly, to replace
	// a file with other data, use makeReplaceBuffer() or loadReplaceFile()
	for (vector<afsreplace_callback_t>::iterator it = _afsreplace_vec.begin(); it != _afsreplace_vec.end(); it++) {
		(*it)(lastGetFileInfo);
	}

    //LogWithTwoNumbers(&k_kload, "afsNewFileFromAFS2: fileId=%08x, lastGetFileInfo=%08x", *fileId, (DWORD)lastGetFileInfo);
    //LogWithTwoNumbers(&k_kload, "afsNewFileFromAFS2: fileId=%08x, gfi=%08x", *fileId, (DWORD)gfi);
	if (gfi->fileId != gfi->oldFileId) {
		*fileId = gfi->fileId;
		
		LogWithTwoNumbers(&k_kload, "Replace fileId: 0x%x -> 0x%x", 
                gfi->oldFileId, gfi->fileId);
	}

    // store in a map for later use
    if (gfi->isProcessed && gfi->replaceBuf!=NULL)
        _fileInfoMap[gfi->fileId] = gfi;
    else 
        _fileInfoMap.erase(gfi->fileId);
}