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126 lines
5.5 KiB
C++
126 lines
5.5 KiB
C++
/*
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* Copyright (c) Contributors to the Open 3D Engine Project.
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* For complete copyright and license terms please see the LICENSE at the root of this distribution.
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*
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* SPDX-License-Identifier: Apache-2.0 OR MIT
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*
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*/
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#pragma once
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#include <Atom/RHI/SwapChain.h>
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#include <Atom/RHI.Reflect/SwapChainDescriptor.h>
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#include <AzCore/std/containers/list.h>
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#include <AzCore/std/containers/vector.h>
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#include <AzCore/std/utils.h>
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#include <RHI/Semaphore.h>
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#include <RHI/Image.h>
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#include <RHI/ImageView.h>
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#include <RHI/Framebuffer.h>
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#include <RHI/RenderPass.h>
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#include <RHI/WSISurface.h>
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namespace AZ
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{
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namespace Vulkan
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{
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class Device;
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class CommandQueue;
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class SwapChain final
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: public RHI::SwapChain
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{
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using Base = RHI::SwapChain;
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public:
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AZ_CLASS_ALLOCATOR(SwapChain, AZ::SystemAllocator, 0);
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AZ_RTTI(SwapChain, "4AE7AE82-BB25-4665-BF79-85F407255B26", Base);
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struct FrameContext
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{
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Semaphore* m_imageAvailableSemaphore = nullptr;
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Semaphore* m_presentableSemaphore = nullptr;
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};
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static RHI::Ptr<SwapChain> Create();
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~SwapChain() = default;
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VkSwapchainKHR GetNativeSwapChain() const;
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const FrameContext& GetCurrentFrameContext() const;
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const WSISurface& GetSurface() const;
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const CommandQueue& GetPresentationQueue() const;
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void QueueBarrier(const VkPipelineStageFlags src, const VkPipelineStageFlags dst, const VkImageMemoryBarrier& imageBarrier);
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void ProcessRecreation() override;
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private:
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SwapChain() = default;
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//////////////////////////////////////////////////////////////////////////
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// RHI::Object
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void SetNameInternal(const AZStd::string_view& name) override;
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//////////////////////////////////////////////////////////////////////////
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//////////////////////////////////////////////////////////////////////
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// RHI::SwapChain
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RHI::ResultCode InitInternal(RHI::Device& device, const RHI::SwapChainDescriptor& descriptor, RHI::SwapChainDimensions* nativeDimensions) override;
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void ShutdownInternal() override;
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RHI::ResultCode InitImageInternal(const RHI::SwapChain::InitImageRequest& request) override;
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RHI::ResultCode ResizeInternal(const RHI::SwapChainDimensions& dimensions, RHI::SwapChainDimensions* nativeDimensions) override;
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uint32_t PresentInternal() override;
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void SetVerticalSyncIntervalInternal(uint32_t previousVsyncInterval) override;
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//////////////////////////////////////////////////////////////////////
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RHI::ResultCode BuildSurface(const RHI::SwapChainDescriptor& descriptor);
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//! Returns true is the swapchain dimensions are supported by the current surface.
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bool ValidateSurfaceDimensions(const RHI::SwapChainDimensions& dimensions);
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//! Returns the corresponding Vulkan format that is supported by the surface.
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//! If such format is not found, return the first supported format from the surface.
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VkSurfaceFormatKHR GetSupportedSurfaceFormat(const RHI::Format format) const;
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//! Returns the correct presentation mode.
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//! If verticalSyncInterval is non-zero, returns VK_PRESENT_MODE_FIFO_KHR.
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//! Otherwise, choose preferred mode if they are supported.
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//! If not, the first supported present mode is returned.
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VkPresentModeKHR GetSupportedPresentMode(uint32_t verticalSyncInterval) const;
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//! Returns the preferred alpha compositing modes if they are supported.
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//! If not, error will be reported.
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VkCompositeAlphaFlagBitsKHR GetSupportedCompositeAlpha() const;
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//! Returns the current surface capabilities.
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VkSurfaceCapabilitiesKHR GetSurfaceCapabilities();
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//! Create the swapchain when initializing, or
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//! swapchain is no longer compatible or is sub-optimal with the surface.
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RHI::ResultCode CreateSwapchain();
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//! Build underlying Vulkan swapchain.
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RHI::ResultCode BuildNativeSwapChain(const RHI::SwapChainDimensions& dimensions);
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//! Retrieve the index of the next available presentable image.
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RHI::ResultCode AcquireNewImage(uint32_t* acquiredImageIndex);
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//! Destroy the surface.
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void InvalidateSurface();
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//! Destroy the old swapchain.
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void InvalidateNativeSwapChain();
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RHI::Ptr<WSISurface> m_surface;
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VkSwapchainKHR m_nativeSwapChain = VK_NULL_HANDLE;
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CommandQueue* m_presentationQueue = nullptr;
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FrameContext m_currentFrameContext;
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//! Swapchain data
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VkSurfaceFormatKHR m_surfaceFormat = {};
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VkSurfaceCapabilitiesKHR m_surfaceCapabilities = {};
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VkPresentModeKHR m_presentMode = {};
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VkCompositeAlphaFlagBitsKHR m_compositeAlphaFlagBits = {};
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AZStd::vector<VkImage> m_swapchainNativeImages;
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RHI::SwapChainDimensions m_dimensions;
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struct SwapChainBarrier
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{
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VkPipelineStageFlags m_srcPipelineStages = 0;
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VkPipelineStageFlags m_dstPipelineStages = 0;
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VkImageMemoryBarrier m_barrier = {};
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bool m_isValid = false;
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} m_swapChainBarrier;
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};
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}
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}
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