//
//   Copyright 2013 Pixar
//
//   Licensed under the Apache License, Version 2.0 (the "Apache License")
//   with the following modification; you may not use this file except in
//   compliance with the Apache License and the following modification to it:
//   Section 6. Trademarks. is deleted and replaced with:
//
//   6. Trademarks. This License does not grant permission to use the trade
//      names, trademarks, service marks, or product names of the Licensor
//      and its affiliates, except as required to comply with Section 4(c) of
//      the License and to reproduce the content of the NOTICE file.
//
//   You may obtain a copy of the Apache License at
//
//       http://www.apache.org/licenses/LICENSE-2.0
//
//   Unless required by applicable law or agreed to in writing, software
//   distributed under the Apache License with the above modification is
//   distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
//   KIND, either express or implied. See the Apache License for the specific
//   language governing permissions and limitations under the Apache License.
//

#ifndef OSD_EXAMPLES_COMMON_CUDA_DEVICE_CONTEXT_H
#define OSD_EXAMPLES_COMMON_CUDA_DEVICE_CONTEXT_H

struct ID3D11Device;

class CudaDeviceContext {
public:
    CudaDeviceContext();
    ~CudaDeviceContext();

    /// Initialize cuda device from the current GL context
    bool Initialize();

    /// Initialize cuda device from the ID3D11Device
    bool Initialize(ID3D11Device *device);

    /// Returns true if the cuda device has already been initialized
    bool IsInitialized() const {
        return _initialized;
    }

private:
    bool _initialized;
};

#endif  // OSD_EXAMPLES_COMMON_CUDA_DEVICE_CONTEXT_H
