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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::TextureVkImpl class
#include "EngineVkImplTraits.hpp"
#include "TextureBase.hpp"
#include "TextureViewVkImpl.hpp"
#include "VulkanUtilities/VulkanMemoryManager.hpp"
namespace Diligent
{
/// Texture object implementation in Vulkan backend.
class TextureVkImpl final : public TextureBase<EngineVkImplTraits>
{
public:
using TTextureBase = TextureBase<EngineVkImplTraits>;
using ViewImplType = TextureViewVkImpl;
// Creates a new Vk resource
TextureVkImpl(IReferenceCounters* pRefCounters,
FixedBlockMemoryAllocator& TexViewObjAllocator,
RenderDeviceVkImpl* pDeviceVk,
const TextureDesc& TexDesc,
const TextureData* pInitData = nullptr);
// Attaches to an existing Vk resource
TextureVkImpl(IReferenceCounters* pRefCounters,
FixedBlockMemoryAllocator& TexViewObjAllocator,
class RenderDeviceVkImpl* pDeviceVk,
const TextureDesc& TexDesc,
RESOURCE_STATE InitialState,
VkImage VkImageHandle);
~TextureVkImpl();
IMPLEMENT_QUERY_INTERFACE_IN_PLACE(IID_TextureVk, TTextureBase)
/// Implementation of ITextureVk::GetVkImage().
virtual VkImage DILIGENT_CALL_TYPE GetVkImage() const override final { return m_VulkanImage; }
/// Implementation of ITexture::GetNativeHandle() in Vulkan backend.
virtual void* DILIGENT_CALL_TYPE GetNativeHandle() override final
{
auto vkImage = GetVkImage();
return reinterpret_cast<void*>(vkImage);
}
/// Implementation of ITextureVk::SetLayout().
virtual void DILIGENT_CALL_TYPE SetLayout(VkImageLayout Layout) override final;
/// Implementation of ITextureVk::GetLayout().
virtual VkImageLayout DILIGENT_CALL_TYPE GetLayout() const override final;
VkBuffer GetVkStagingBuffer() const
{
return m_StagingBuffer;
}
uint8_t* GetStagingDataCPUAddress() const
{
auto* StagingDataCPUAddress = reinterpret_cast<uint8_t*>(m_MemoryAllocation.Page->GetCPUMemory());
VERIFY_EXPR(StagingDataCPUAddress != nullptr);
StagingDataCPUAddress += m_StagingDataAlignedOffset;
return StagingDataCPUAddress;
}
void InvalidateStagingRange(VkDeviceSize Offset, VkDeviceSize Size);
// Buffer offset must be a multiple of 4 (18.4)
static constexpr Uint32 StagingBufferOffsetAlignment = 4;
protected:
void CreateViewInternal(const struct TextureViewDesc& ViewDesc, ITextureView** ppView, bool bIsDefaultView) override;
//void PrepareVkInitData(const TextureData &InitData, Uint32 NumSubresources, std::vector<Vk_SUBRESOURCE_DATA> &VkInitData);
bool CheckCSBasedMipGenerationSupport(VkFormat vkFmt) const;
VulkanUtilities::ImageViewWrapper CreateImageView(TextureViewDesc& ViewDesc);
VulkanUtilities::ImageWrapper m_VulkanImage;
VulkanUtilities::BufferWrapper m_StagingBuffer;
VulkanUtilities::VulkanMemoryAllocation m_MemoryAllocation;
VkDeviceSize m_StagingDataAlignedOffset;
bool m_bCSBasedMipGenerationSupported = false;
};
} // namespace Diligent
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