// Copyright 2021 Activision Publishing, Inc. 
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

#pragma once

class CUSDPreviewThread
{
public:
	~CUSDPreviewThread();

	bool Init();
	void Term();

	HRESULT LaunchPreviewWindow(HWND hWndParent, LPCTSTR pPathToUsdStage);

	void WaitForExit();

	bool IsValid() const;

private:
	static DWORD WINAPI ThreadProc( _In_ LPVOID lpParameter );

	HANDLE m_hThread = nullptr;
	HWND m_hParent = 0;
	CString m_sPathToUsdStage;
};

inline bool CUSDPreviewThread::IsValid() const
{
	return m_hThread != nullptr;
}