d9fd2f5402
Run the `Utilities/Scripts/clang-format.bash` script to update all our C++ code to a new style defined by `.clang-format`. Use `clang-format` version 3.8. * If you reached this commit for a line in `git blame`, re-run the blame operation starting at the parent of this commit to see older history for the content. * See the parent commit for instructions to rebase a change across this style transition commit.
45 lines
1.3 KiB
C++
45 lines
1.3 KiB
C++
#pragma once
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#include <ppl.h>
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#include <ppltasks.h>
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#include <wrl/client.h>
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namespace DX {
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inline void ThrowIfFailed(HRESULT hr)
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{
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if (FAILED(hr)) {
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// Set a breakpoint on this line to catch Win32 API errors.
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throw Platform::Exception::CreateException(hr);
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}
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}
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// Function that reads from a binary file asynchronously.
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inline Concurrency::task<Platform::Array<byte> ^> ReadDataAsync(
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Platform::String ^ filename)
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{
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using namespace Windows::Storage;
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using namespace Concurrency;
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auto folder = Windows::ApplicationModel::Package::Current->InstalledLocation;
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return create_task(folder->GetFileAsync(filename))
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.then([](StorageFile ^ file) {
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#if !PHONE
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return FileIO::ReadBufferAsync(file);
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#else
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return file->OpenReadAsync();
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}).then([](Streams::IRandomAccessStreamWithContentType^ stream)
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{
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unsigned int bufferSize = static_cast<unsigned int>(stream->Size);
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auto fileBuffer = ref new Streams::Buffer(bufferSize);
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return stream->ReadAsync(fileBuffer, bufferSize, Streams::InputStreamOptions::None);
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#endif
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})
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.then([](Streams::IBuffer ^ fileBuffer) -> Platform::Array<byte> ^ {
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auto fileData = ref new Platform::Array<byte>(fileBuffer->Length);
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Streams::DataReader::FromBuffer(fileBuffer)->ReadBytes(fileData);
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return fileData;
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});
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}
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}
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