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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
/// Declaration of Diligent::TextureD3D12Impl class
#include "EngineD3D12ImplTraits.hpp"
#include "TextureBase.hpp"
#include "TextureViewD3D12Impl.hpp"
#include "D3D12ResourceBase.hpp"
namespace Diligent
{
/// Implementation of a texture object in Direct3D12 backend.
class TextureD3D12Impl final : public TextureBase<EngineD3D12ImplTraits>, public D3D12ResourceBase
{
public:
using TTextureBase = TextureBase<EngineD3D12ImplTraits>;
using ViewImplType = TextureViewD3D12Impl;
// Creates a new D3D12 resource
TextureD3D12Impl(IReferenceCounters* pRefCounters,
FixedBlockMemoryAllocator& TexViewObjAllocator,
RenderDeviceD3D12Impl* pDeviceD3D12,
const TextureDesc& TexDesc,
const TextureData* pInitData = nullptr);
// Attaches to an existing D3D12 resource
TextureD3D12Impl(IReferenceCounters* pRefCounters,
FixedBlockMemoryAllocator& TexViewObjAllocator,
class RenderDeviceD3D12Impl* pDeviceD3D12,
const TextureDesc& TexDesc,
RESOURCE_STATE InitialState,
ID3D12Resource* pTexture);
~TextureD3D12Impl();
IMPLEMENT_QUERY_INTERFACE_IN_PLACE(IID_TextureD3D12, TTextureBase)
/// Implementation of ITextureD3D12::GetD3D12Texture().
virtual ID3D12Resource* DILIGENT_CALL_TYPE GetD3D12Texture() override final { return GetD3D12Resource(); }
/// Implementation of ITexture::GetNativeHandle() in Direct3D12 backend.
virtual void* DILIGENT_CALL_TYPE GetNativeHandle() override final { return GetD3D12Texture(); }
/// Implementation of ITextureD3D12::SetD3D12ResourceState().
virtual void DILIGENT_CALL_TYPE SetD3D12ResourceState(D3D12_RESOURCE_STATES state) override final;
/// Implementation of ITextureD3D12::GetD3D12ResourceState().
virtual D3D12_RESOURCE_STATES DILIGENT_CALL_TYPE GetD3D12ResourceState() const override final;
D3D12_RESOURCE_DESC GetD3D12TextureDesc() const;
const D3D12_PLACED_SUBRESOURCE_FOOTPRINT& GetStagingFootprint(Uint32 Subresource)
{
VERIFY_EXPR(m_StagingFootprints != nullptr);
VERIFY_EXPR(Subresource <= (Uint32{m_Desc.MipLevels} * (m_Desc.Type == RESOURCE_DIM_TEX_3D ? 1 : Uint32{m_Desc.ArraySize})));
return m_StagingFootprints[Subresource];
}
protected:
void CreateViewInternal(const struct TextureViewDesc& ViewDesc, ITextureView** ppView, bool bIsDefaultView) override final;
//void PrepareD3D12InitData(const TextureData &InitData, Uint32 NumSubresources, std::vector<D3D12_SUBRESOURCE_DATA> &D3D12InitData);
void CreateSRV(TextureViewDesc& SRVDesc, D3D12_CPU_DESCRIPTOR_HANDLE SRVHandle);
void CreateRTV(TextureViewDesc& RTVDesc, D3D12_CPU_DESCRIPTOR_HANDLE RTVHandle);
void CreateDSV(TextureViewDesc& DSVDesc, D3D12_CPU_DESCRIPTOR_HANDLE DSVHandle);
void CreateUAV(TextureViewDesc& UAVDesc, D3D12_CPU_DESCRIPTOR_HANDLE UAVHandle);
D3D12_PLACED_SUBRESOURCE_FOOTPRINT* m_StagingFootprints = nullptr;
};
} // namespace Diligent
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