blender/intern/cycles/device/device_graphics_interop.h
Brecht Van Lommel a754e35198 Cycles: refactor API for GPU display
* Split GPUDisplay into two classes. PathTraceDisplay to implement the Cycles side,
  and DisplayDriver to implement the host application side. The DisplayDriver is now
  a fully abstract base class, embedded in the PathTraceDisplay.
* Move copy_pixels_to_texture implementation out of the host side into the Cycles side,
  since it can be implemented in terms of the texture buffer mapping.
* Move definition of DeviceGraphicsInteropDestination into display driver header, so
  that we do not need to expose private device headers in the public API.
* Add more detailed comments about how the DisplayDriver should be implemented.

The "driver" terminology might not be obvious, but is also used in other renderers.

Differential Revision: https://developer.blender.org/D12626
2021-09-30 20:48:08 +02:00

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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.
*/
#pragma once
#include "render/display_driver.h"
#include "util/util_types.h"
CCL_NAMESPACE_BEGIN
/* Device-side graphics interoperability support.
*
* Takes care of holding all the handlers needed by the device to implement interoperability with
* the graphics library. */
class DeviceGraphicsInterop {
public:
DeviceGraphicsInterop() = default;
virtual ~DeviceGraphicsInterop() = default;
/* Update this device-side graphics interoperability object with the given destination resource
* information. */
virtual void set_display_interop(const DisplayDriver::GraphicsInterop &display_interop) = 0;
virtual device_ptr map() = 0;
virtual void unmap() = 0;
};
CCL_NAMESPACE_END