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/*
* Copyright 2019-2021 Diligent Graphics LLC
* Copyright 2015-2019 Egor Yusov
*
* 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.
*
* In no event and under no legal theory, whether in tort (including negligence),
* contract, or otherwise, unless required by applicable law (such as deliberate
* and grossly negligent acts) or agreed to in writing, shall any Contributor be
* liable for any damages, including any direct, indirect, special, incidental,
* or consequential damages of any character arising as a result of this License or
* out of the use or inability to use the software (including but not limited to damages
* for loss of goodwill, work stoppage, computer failure or malfunction, or any and
* all other commercial damages or losses), even if such Contributor has been advised
* of the possibility of such damages.
*/
#pragma once
/// \file
/// Definition of the Diligent::IBufferD3D12 interface
#include "../../GraphicsEngine/interface/Buffer.h"
#include "../../GraphicsEngine/interface/DeviceContext.h"
DILIGENT_BEGIN_NAMESPACE(Diligent)
// {3E9B15ED-A289-48DC-8214-C6E3E6177378}
static const INTERFACE_ID IID_BufferD3D12 =
{0x3e9b15ed, 0xa289, 0x48dc, {0x82, 0x14, 0xc6, 0xe3, 0xe6, 0x17, 0x73, 0x78}};
#define DILIGENT_INTERFACE_NAME IBufferD3D12
#include "../../../Primitives/interface/DefineInterfaceHelperMacros.h"
#define IBufferD3D12InclusiveMethods \
IBufferInclusiveMethods; \
IBufferD3D12Methods BufferD3D12
// clang-format off
/// Exposes Direct3D12-specific functionality of a buffer object.
DILIGENT_BEGIN_INTERFACE(IBufferD3D12, IBuffer)
{
/// Returns a pointer to the ID3D12Resource interface of the internal Direct3D12 object.
/// The method does *NOT* call AddRef() on the returned interface,
/// so Release() must not be called.
/// \param [in] DataStartByteOffset - Offset from the beginning of the buffer
/// to the start of the data. This parameter
/// is required for dynamic buffers, which are
/// suballocated in a dynamic upload heap
/// \param [in] pContext - Device context within which address of the buffer is requested.
VIRTUAL ID3D12Resource* METHOD(GetD3D12Buffer)(THIS_
Uint64 REF DataStartByteOffset,
IDeviceContext* pContext) PURE;
/// Sets the buffer usage state
/// \param [in] state - D3D12 resource state to be set for this buffer
VIRTUAL void METHOD(SetD3D12ResourceState)(THIS_
D3D12_RESOURCE_STATES state) PURE;
/// Returns current D3D12 buffer state.
/// If the state is unknown to the engine (Diligent::RESOURCE_STATE_UNKNOWN),
/// returns D3D12_RESOURCE_STATE_COMMON (0).
VIRTUAL D3D12_RESOURCE_STATES METHOD(GetD3D12ResourceState)(THIS) CONST PURE;
};
DILIGENT_END_INTERFACE
#include "../../../Primitives/interface/UndefInterfaceHelperMacros.h"
#if DILIGENT_C_INTERFACE
# define IBufferD3D12_GetD3D12Buffer(This, ...) CALL_IFACE_METHOD(BufferD3D12, GetD3D12Buffer, This, __VA_ARGS__)
# define IBufferD3D12_SetD3D12ResourceState(This, ...) CALL_IFACE_METHOD(BufferD3D12, SetD3D12ResourceState, This, __VA_ARGS__)
# define IBufferD3D12_GetD3D12ResourceState(This) CALL_IFACE_METHOD(BufferD3D12, GetD3D12ResourceState, This)
#endif
DILIGENT_END_NAMESPACE // namespace Diligent
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