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/*
* Copyright 2011-2021 Blender Foundation
*
* 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.
*/
#ifdef WITH_CUDA
# include "device/device_graphics_interop.h"
# ifdef WITH_CUDA_DYNLOAD
# include "cuew.h"
# else
# include <cuda.h>
# endif
CCL_NAMESPACE_BEGIN
class CUDADevice;
class CUDADeviceQueue;
class CUDADeviceGraphicsInterop : public DeviceGraphicsInterop {
public:
explicit CUDADeviceGraphicsInterop(CUDADeviceQueue *queue);
CUDADeviceGraphicsInterop(const CUDADeviceGraphicsInterop &other) = delete;
CUDADeviceGraphicsInterop(CUDADeviceGraphicsInterop &&other) noexcept = delete;
~CUDADeviceGraphicsInterop();
CUDADeviceGraphicsInterop &operator=(const CUDADeviceGraphicsInterop &other) = delete;
CUDADeviceGraphicsInterop &operator=(CUDADeviceGraphicsInterop &&other) = delete;
virtual void set_display_interop(const DisplayDriver::GraphicsInterop &display_interop) override;
virtual device_ptr map() override;
virtual void unmap() override;
protected:
CUDADeviceQueue *queue_ = nullptr;
CUDADevice *device_ = nullptr;
/* OpenGL PBO which is currently registered as the destination for the CUDA buffer. */
uint opengl_pbo_id_ = 0;
/* Buffer area in pixels of the corresponding PBO. */
int64_t buffer_area_ = 0;
/* The destination was requested to be cleared. */
bool need_clear_ = false;
CUgraphicsResource cu_graphics_resource_ = nullptr;
};
CCL_NAMESPACE_END
#endif
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