605 lines
22 KiB
C++
605 lines
22 KiB
C++
// Copyright (c) Wojciech Figat. All rights reserved.
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#if GRAPHICS_API_VULKAN
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#include "GPUSwapChainVulkan.h"
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#include "RenderToolsVulkan.h"
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#include "QueueVulkan.h"
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#include "GPUAdapterVulkan.h"
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#include "GPUContextVulkan.h"
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#include "CmdBufferVulkan.h"
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#include "Engine/Core/Log.h"
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#include "Engine/Graphics/GPULimits.h"
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#include "Engine/Scripting/Enums.h"
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#include "Engine/Profiler/ProfilerCPU.h"
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void BackBufferVulkan::Setup(GPUSwapChainVulkan* window, VkImage backbuffer, PixelFormat format, VkExtent3D extent)
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{
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// Cache handle and set default initial state for the backbuffers
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initResource(VK_IMAGE_LAYOUT_UNDEFINED);
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Device = window->GetDevice();
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Handle.Init(window->GetDevice(), this, backbuffer, 1, format, MSAALevel::None, extent, VK_IMAGE_VIEW_TYPE_2D);
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RenderingDoneSemaphore = New<SemaphoreVulkan>(Device);
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ImageAcquiredSemaphore = New<SemaphoreVulkan>(Device);
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}
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void BackBufferVulkan::Release()
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{
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Handle.Release();
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Delete(RenderingDoneSemaphore);
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Delete(ImageAcquiredSemaphore);
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}
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GPUSwapChainVulkan::GPUSwapChainVulkan(GPUDeviceVulkan* device, Window* window)
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: GPUResourceVulkan(device, StringView::Empty)
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, _surface(VK_NULL_HANDLE)
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, _swapChain(VK_NULL_HANDLE)
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, _currentImageIndex(-1)
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, _semaphoreIndex(0)
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, _acquiredImageIndex(-1)
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, _acquiredSemaphore(nullptr)
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{
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_window = window;
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}
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void GPUSwapChainVulkan::ReleaseBackBuffer()
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{
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for (int32 i = 0; i < _backBuffers.Count(); i++)
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{
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_backBuffers[i].Release();
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}
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_backBuffers.Clear();
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}
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void GPUSwapChainVulkan::OnReleaseGPU()
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{
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GPUDeviceLock lock(_device);
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_device->WaitForGPU();
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ReleaseBackBuffer();
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// Release data
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_currentImageIndex = -1;
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_semaphoreIndex = 0;
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_acquiredImageIndex = -1;
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_acquiredSemaphore = nullptr;
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if (_swapChain != VK_NULL_HANDLE)
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{
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vkDestroySwapchainKHR(_device->Device, _swapChain, nullptr);
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_swapChain = VK_NULL_HANDLE;
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}
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if (_surface != VK_NULL_HANDLE)
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{
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vkDestroySurfaceKHR(GPUDeviceVulkan::Instance, _surface, nullptr);
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_surface = VK_NULL_HANDLE;
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}
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_width = _height = 0;
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}
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bool GPUSwapChainVulkan::IsFullscreen()
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{
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#if PLATFORM_ANDROID || PLATFORM_SWITCH || PLATFORM_IOS
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// Not supported
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return true;
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#else
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return false;
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#endif
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}
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void GPUSwapChainVulkan::SetFullscreen(bool isFullscreen)
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{
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#if PLATFORM_ANDROID || PLATFORM_SWITCH || PLATFORM_IOS
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// Not supported
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#else
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if (!_surface)
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return;
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// TODO: support fullscreen mode on Vulkan
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MISSING_CODE("support fullscreen mode on Vulkan");
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#endif
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}
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GPUTextureView* GPUSwapChainVulkan::GetBackBufferView()
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{
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if (_acquiredImageIndex == -1)
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{
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PROFILE_CPU();
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if (TryPresent(DoAcquireImageIndex) < 0)
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{
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LOG(Fatal, "Swapchain acquire image index failed!");
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}
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ASSERT(_acquiredImageIndex != -1);
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auto context = _device->MainContext;
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const auto backBuffer = &_backBuffers[_acquiredImageIndex].Handle;
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auto cmdBufferManager = context->GetCmdBufferManager();
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auto cmdBuffer = cmdBufferManager->GetCmdBuffer();
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// Transition to render target (typical usage in most cases when calling backbuffer getter)
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context->AddImageBarrier(backBuffer, VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL);
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context->FlushBarriers();
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// Submit here so we can add a dependency with the acquired semaphore
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cmdBuffer->AddWaitSemaphore(VK_PIPELINE_STAGE_BOTTOM_OF_PIPE_BIT, _acquiredSemaphore);
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cmdBufferManager->SubmitActiveCmdBuffer();
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cmdBufferManager->PrepareForNewActiveCommandBuffer();
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ASSERT(cmdBufferManager->HasPendingActiveCmdBuffer() && cmdBufferManager->GetActiveCmdBuffer()->GetState() == CmdBufferVulkan::State::IsInsideBegin);
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}
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return &_backBuffers[_acquiredImageIndex].Handle;
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}
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bool GPUSwapChainVulkan::Resize(int32 width, int32 height)
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{
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// Check if size won't change
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if (width == _width && height == _height)
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return false;
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// Wait for GPU to flush commands
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_device->WaitForGPU();
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return CreateSwapChain(width, height);
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}
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void GPUSwapChainVulkan::CopyBackbuffer(GPUContext* context, GPUTexture* dst)
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{
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const auto contextVulkan = (GPUContextVulkan*)context;
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const auto dstVulkan = (GPUTextureVulkan*)dst;
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const auto backBuffer = (GPUTextureViewVulkan*)GetBackBufferView();
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contextVulkan->AddImageBarrier(dstVulkan, VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL);
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contextVulkan->AddImageBarrier(backBuffer, VK_IMAGE_LAYOUT_TRANSFER_SRC_OPTIMAL);
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contextVulkan->FlushBarriers();
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ASSERT(dstVulkan->MipLevels() == 1 && dstVulkan->ArraySize() == 1 && dstVulkan->Format() == _format);
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VkImageCopy region;
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region.extent = { (uint32_t)dstVulkan->Width(), (uint32_t)dstVulkan->Height(), 1 };
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region.srcOffset = { 0, 0, 0 };
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region.srcSubresource.baseArrayLayer = 0;
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region.srcSubresource.layerCount = 1;
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region.srcSubresource.mipLevel = 0;
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region.srcSubresource.aspectMask = VK_IMAGE_ASPECT_COLOR_BIT;
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region.dstOffset = { 0, 0, 0 };
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region.dstSubresource.baseArrayLayer = 0;
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region.dstSubresource.layerCount = 1;
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region.dstSubresource.mipLevel = 0;
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region.dstSubresource.aspectMask = VK_IMAGE_ASPECT_COLOR_BIT;
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vkCmdCopyImage(contextVulkan->GetCmdBufferManager()->GetCmdBuffer()->GetHandle(), backBuffer->Image, VK_IMAGE_LAYOUT_TRANSFER_SRC_OPTIMAL, dstVulkan->GetHandle(), VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL, 1, ®ion);
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}
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bool GPUSwapChainVulkan::CreateSwapChain(int32 width, int32 height)
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{
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// Skip if window handle is missing (eg. Android window is not yet visible)
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auto windowHandle = _window->GetNativePtr();
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if (!windowHandle)
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return false;
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PROFILE_CPU();
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GPUDeviceLock lock(_device);
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const auto device = _device->Device;
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// Check if surface has been created before
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if (_surface != VK_NULL_HANDLE)
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{
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// Release previous data
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ReleaseGPU();
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// Flush removed resources
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_device->DeferredDeletionQueue.ReleaseResources(true);
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}
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ASSERT(_surface == VK_NULL_HANDLE);
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ASSERT_LOW_LAYER(_backBuffers.Count() == 0);
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// Create platform-dependent surface
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VulkanPlatform::CreateSurface(_window, _device, GPUDeviceVulkan::Instance, &_surface);
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if (_surface == VK_NULL_HANDLE)
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{
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LOG(Warning, "Failed to create Vulkan surface.");
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return true;
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}
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_memoryUsage = 1;
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const auto& gpu = _device->Adapter->Gpu;
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// Pick a format for backbuffer
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PixelFormat resultFormat = GPU_BACK_BUFFER_PIXEL_FORMAT;
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VkSurfaceFormatKHR result;
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Platform::MemoryClear(&result, sizeof(result));
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{
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uint32 surfaceFormatsCount;
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VALIDATE_VULKAN_RESULT(vkGetPhysicalDeviceSurfaceFormatsKHR(gpu, _surface, &surfaceFormatsCount, nullptr));
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Array<VkSurfaceFormatKHR, InlinedAllocation<16>> surfaceFormats;
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surfaceFormats.AddZeroed(surfaceFormatsCount);
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VALIDATE_VULKAN_RESULT(vkGetPhysicalDeviceSurfaceFormatsKHR(gpu, _surface, &surfaceFormatsCount, surfaceFormats.Get()));
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if (resultFormat != PixelFormat::Unknown)
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{
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bool found = false;
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if (EnumHasAllFlags(_device->FeaturesPerFormat[(int32)resultFormat].Support, FormatSupport::RenderTarget))
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{
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const VkFormat requested = RenderToolsVulkan::ToVulkanFormat(resultFormat);
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for (int32 i = 0; i < surfaceFormats.Count(); i++)
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{
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if (surfaceFormats[i].format == requested)
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{
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result = surfaceFormats[i];
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found = true;
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break;
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}
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}
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if (!found)
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{
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LOG(Warning, "Requested pixel format {0} not supported by this swapchain. Falling back to supported swapchain formats...", ScriptingEnum::ToString(resultFormat));
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resultFormat = PixelFormat::Unknown;
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}
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}
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else
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{
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LOG(Warning, "Requested pixel format {0} is not supported by this Vulkan implementation", ScriptingEnum::ToString(resultFormat));
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resultFormat = PixelFormat::Unknown;
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}
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}
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if (resultFormat == PixelFormat::Unknown)
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{
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for (int32 i = 0; i < surfaceFormats.Count(); i++)
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{
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// Reverse lookup
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ASSERT(surfaceFormats[i].format != VK_FORMAT_UNDEFINED);
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for (int32 pixelFormat = 0; pixelFormat < static_cast<int32>(PixelFormat::MAX); pixelFormat++)
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{
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if (surfaceFormats[i].format == RenderToolsVulkan::ToVulkanFormat(static_cast<PixelFormat>(pixelFormat)))
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{
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resultFormat = static_cast<PixelFormat>(pixelFormat);
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result = surfaceFormats[i];
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LOG(Info, "No swapchain format requested, picking up format {} (vk={})", ScriptingEnum::ToString(resultFormat), (int32)result.format);
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break;
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}
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}
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if (resultFormat != PixelFormat::Unknown)
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break;
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}
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}
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if (resultFormat == PixelFormat::Unknown)
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{
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LOG(Warning, "Can't find a proper pixel format for the swapchain, trying to pick up the first available");
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const VkFormat format = RenderToolsVulkan::ToVulkanFormat(resultFormat);
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bool supported = false;
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for (int32 i = 0; i < surfaceFormats.Count(); i++)
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{
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if (surfaceFormats[i].format == format)
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{
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supported = true;
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result = surfaceFormats[i];
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break;
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}
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}
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ASSERT(supported);
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String msg;
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for (int32 index = 0; index < surfaceFormats.Count(); index++)
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{
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msg += index == 0 ? TEXT("(") : TEXT(", ");
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msg += StringUtils::ToString((int32)surfaceFormats[index].format);
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}
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if (surfaceFormats.HasItems())
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msg += TEXT(")");
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LOG(Error, "Unable to find a pixel format for the swapchain; swapchain returned {0} Vulkan formats {1}", surfaceFormats.Count(), *msg);
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}
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}
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result.format = RenderToolsVulkan::ToVulkanFormat(resultFormat);
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_format = resultFormat;
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// Prepare present queue
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_device->SetupPresentQueue(_surface);
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// Calculate the swap chain present mode
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VkPresentModeKHR presentMode = VK_PRESENT_MODE_FIFO_KHR;
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{
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uint32 presentModesCount = 0;
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VALIDATE_VULKAN_RESULT(vkGetPhysicalDeviceSurfacePresentModesKHR(gpu, _surface, &presentModesCount, nullptr));
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Array<VkPresentModeKHR, InlinedAllocation<4>> presentModes;
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presentModes.Resize(presentModesCount);
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VALIDATE_VULKAN_RESULT(vkGetPhysicalDeviceSurfacePresentModesKHR(gpu, _surface, &presentModesCount, presentModes.Get()));
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bool foundPresentModeMailbox = false;
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bool foundPresentModeImmediate = false;
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bool foundPresentModeFifo = false;
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for (size_t i = 0; i < presentModesCount; i++)
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{
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switch (presentModes[(int32)i])
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{
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case VK_PRESENT_MODE_MAILBOX_KHR:
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foundPresentModeMailbox = true;
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break;
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case VK_PRESENT_MODE_IMMEDIATE_KHR:
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foundPresentModeImmediate = true;
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break;
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case VK_PRESENT_MODE_FIFO_KHR:
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foundPresentModeFifo = true;
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break;
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}
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}
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if (foundPresentModeMailbox)
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{
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presentMode = VK_PRESENT_MODE_MAILBOX_KHR;
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}
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else if (foundPresentModeImmediate)
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{
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presentMode = VK_PRESENT_MODE_IMMEDIATE_KHR;
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}
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else if (foundPresentModeFifo)
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{
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presentMode = VK_PRESENT_MODE_FIFO_KHR;
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}
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else
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{
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LOG(Warning, "Couldn't find desired Vulkan present mode! Using {0}", static_cast<int32>(presentModes[0]));
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presentMode = presentModes[0];
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}
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}
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// Check the surface properties and formats
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VkSurfaceCapabilitiesKHR surfProperties;
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VALIDATE_VULKAN_RESULT(vkGetPhysicalDeviceSurfaceCapabilitiesKHR(gpu, _surface, &surfProperties));
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width = Math::Clamp<int32>(width, surfProperties.minImageExtent.width, surfProperties.maxImageExtent.width);
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height = Math::Clamp<int32>(height, surfProperties.minImageExtent.height, surfProperties.maxImageExtent.height);
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if (width <= 0 || height <= 0)
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{
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LOG(Error, "Vulkan swapchain dimensions are invalid {}x{} (minImageExtent={}x{}, maxImageExtent={}x{})", width, height, surfProperties.minImageExtent.width, surfProperties.minImageExtent.height, surfProperties.maxImageExtent.width, surfProperties.maxImageExtent.height);
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return true;
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}
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uint32_t backbuffersCount = VULKAN_BACK_BUFFERS_COUNT;
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#if PLATFORM_SDL && PLATFORM_LINUX && USE_EDITOR
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// Wayland compositor might block one of the backbuffers while the window is minimized or fully occluded,
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// make sure we have at least 3 backbuffers available so double-buffering can be used while we are blocked.
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if (Platform::UsesWayland())
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backbuffersCount = Math::Max<uint32_t>(backbuffersCount, 3);
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#endif
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ASSERT(surfProperties.minImageCount <= VULKAN_BACK_BUFFERS_COUNT_MAX);
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VkSwapchainCreateInfoKHR swapChainInfo;
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RenderToolsVulkan::ZeroStruct(swapChainInfo, VK_STRUCTURE_TYPE_SWAPCHAIN_CREATE_INFO_KHR);
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swapChainInfo.surface = _surface;
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swapChainInfo.minImageCount = surfProperties.maxImageCount > 0 // A value of 0 means that there is no limit on the number of image
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? Math::Min<uint32_t>(backbuffersCount, surfProperties.maxImageCount)
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: backbuffersCount;
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swapChainInfo.minImageCount = Math::Max<uint32_t>(swapChainInfo.minImageCount, surfProperties.minImageCount);
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swapChainInfo.minImageCount = Math::Min<uint32_t>(swapChainInfo.minImageCount, VULKAN_BACK_BUFFERS_COUNT_MAX);
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swapChainInfo.imageFormat = result.format;
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swapChainInfo.imageColorSpace = result.colorSpace;
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swapChainInfo.imageExtent.width = width;
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swapChainInfo.imageExtent.height = height;
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swapChainInfo.imageUsage = VK_IMAGE_USAGE_TRANSFER_DST_BIT | VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT;
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#if GPU_USE_WINDOW_SRV
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swapChainInfo.imageUsage |= VK_IMAGE_USAGE_SAMPLED_BIT;
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#endif
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swapChainInfo.preTransform = surfProperties.currentTransform;
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if (surfProperties.supportedTransforms & VK_SURFACE_TRANSFORM_IDENTITY_BIT_KHR)
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swapChainInfo.preTransform = VK_SURFACE_TRANSFORM_IDENTITY_BIT_KHR;
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swapChainInfo.imageArrayLayers = 1;
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swapChainInfo.imageSharingMode = VK_SHARING_MODE_EXCLUSIVE;
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swapChainInfo.presentMode = presentMode;
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swapChainInfo.clipped = VK_TRUE;
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swapChainInfo.compositeAlpha = VK_COMPOSITE_ALPHA_INHERIT_BIT_KHR;
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if (_window->GetSettings().SupportsTransparency && surfProperties.supportedCompositeAlpha & VK_COMPOSITE_ALPHA_PRE_MULTIPLIED_BIT_KHR)
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swapChainInfo.compositeAlpha = VK_COMPOSITE_ALPHA_PRE_MULTIPLIED_BIT_KHR;
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else if (surfProperties.supportedCompositeAlpha & VK_COMPOSITE_ALPHA_OPAQUE_BIT_KHR)
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swapChainInfo.compositeAlpha = VK_COMPOSITE_ALPHA_OPAQUE_BIT_KHR;
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// Create swap chain
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VkBool32 supportsPresent;
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VALIDATE_VULKAN_RESULT(vkGetPhysicalDeviceSurfaceSupportKHR(gpu, _device->PresentQueue->GetFamilyIndex(), _surface, &supportsPresent));
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ASSERT(supportsPresent);
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VALIDATE_VULKAN_RESULT(vkCreateSwapchainKHR(device, &swapChainInfo, nullptr, &_swapChain));
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// Cache data
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_width = width;
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_height = height;
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// Setup back buffers
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{
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uint32 imagesCount;
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VALIDATE_VULKAN_RESULT(vkGetSwapchainImagesKHR(device, _swapChain, &imagesCount, nullptr));
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if (imagesCount < 1 || imagesCount > VULKAN_BACK_BUFFERS_COUNT_MAX)
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{
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LOG(Warning, "Vulkan swapchain got invalid amount of backbuffers {} instead of {} (min {})", imagesCount, VULKAN_BACK_BUFFERS_COUNT, swapChainInfo.minImageCount);
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return true;
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}
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VkImage images[VULKAN_BACK_BUFFERS_COUNT_MAX];
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VALIDATE_VULKAN_RESULT(vkGetSwapchainImagesKHR(device, _swapChain, &imagesCount, images));
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_backBuffers.Resize(imagesCount);
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VkExtent3D extent;
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extent.width = _width;
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extent.height = _height;
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extent.depth = 1;
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for (uint32 i = 0; i < imagesCount; i++)
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{
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_backBuffers.Get()[i].Setup(this, images[i], _format, extent);
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}
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}
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// Estimate memory usage
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_memoryUsage = 1024 + RenderTools::CalculateTextureMemoryUsage(_format, _width, _height, 1) * _backBuffers.Count();
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return false;
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}
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GPUSwapChainVulkan::Status GPUSwapChainVulkan::Present(QueueVulkan* presentQueue, SemaphoreVulkan* backBufferRenderingDoneSemaphore)
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{
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if (_currentImageIndex == -1)
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return Status::Ok;
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VkPresentInfoKHR presentInfo;
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RenderToolsVulkan::ZeroStruct(presentInfo, VK_STRUCTURE_TYPE_PRESENT_INFO_KHR);
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VkSemaphore semaphore;
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if (backBufferRenderingDoneSemaphore)
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{
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presentInfo.waitSemaphoreCount = 1;
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semaphore = backBufferRenderingDoneSemaphore->GetHandle();
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presentInfo.pWaitSemaphores = &semaphore;
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}
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presentInfo.swapchainCount = 1;
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presentInfo.pSwapchains = &_swapChain;
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presentInfo.pImageIndices = (uint32*)&_currentImageIndex;
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const VkResult presentResult = vkQueuePresentKHR(presentQueue->GetHandle(), &presentInfo);
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if (presentResult == VK_ERROR_OUT_OF_DATE_KHR)
|
|
{
|
|
return Status::Outdated;
|
|
}
|
|
if (presentResult == VK_ERROR_SURFACE_LOST_KHR)
|
|
{
|
|
return Status::LostSurface;
|
|
}
|
|
#if GPU_ENABLE_ASSERTION
|
|
if (presentResult != VK_SUCCESS && presentResult != VK_SUBOPTIMAL_KHR)
|
|
{
|
|
VALIDATE_VULKAN_RESULT(presentResult);
|
|
}
|
|
#endif
|
|
|
|
return Status::Ok;
|
|
}
|
|
|
|
int32 GPUSwapChainVulkan::DoAcquireImageIndex(GPUSwapChainVulkan* viewport, void* customData)
|
|
{
|
|
return viewport->_acquiredImageIndex = viewport->AcquireNextImage(viewport->_acquiredSemaphore);
|
|
}
|
|
|
|
int32 GPUSwapChainVulkan::DoPresent(GPUSwapChainVulkan* viewport, void* customData)
|
|
{
|
|
return (int32)viewport->Present((QueueVulkan*)customData, viewport->_backBuffers[viewport->_acquiredImageIndex].RenderingDoneSemaphore);
|
|
}
|
|
|
|
int32 GPUSwapChainVulkan::TryPresent(Function<int32(GPUSwapChainVulkan*, void*)> job, void* customData, bool skipOnOutOfDate)
|
|
{
|
|
int32 attemptsPending = 4;
|
|
int32 status = job(this, customData);
|
|
while (status < 0 && attemptsPending > 0)
|
|
{
|
|
if (status == (int32)Status::Outdated)
|
|
{
|
|
//LOG(Warning, "Swapchain is out of date");
|
|
if (skipOnOutOfDate)
|
|
return status;
|
|
}
|
|
else if (status == (int32)Status::LostSurface)
|
|
{
|
|
LOG(Warning, "Swapchain surface lost");
|
|
}
|
|
else
|
|
{
|
|
CRASH;
|
|
}
|
|
|
|
// Recreate swapchain
|
|
ASSERT(_swapChain != VK_NULL_HANDLE);
|
|
int32 width = _width, height = _height;
|
|
ReleaseGPU();
|
|
CreateSwapChain(width, height);
|
|
|
|
// Flush commands
|
|
_device->GetMainContext()->Flush();
|
|
_device->WaitForGPU();
|
|
|
|
status = job(this, customData);
|
|
attemptsPending--;
|
|
}
|
|
return status;
|
|
}
|
|
|
|
int32 GPUSwapChainVulkan::AcquireNextImage(SemaphoreVulkan*& outSemaphore)
|
|
{
|
|
PROFILE_CPU();
|
|
ASSERT(_swapChain && _backBuffers.HasItems());
|
|
|
|
uint32 imageIndex = _currentImageIndex;
|
|
const int32 prevSemaphoreIndex = _semaphoreIndex;
|
|
_semaphoreIndex = (_semaphoreIndex + 1) % _backBuffers.Count();
|
|
const auto semaphore = _backBuffers[_semaphoreIndex].ImageAcquiredSemaphore;
|
|
|
|
const VkResult result = vkAcquireNextImageKHR(
|
|
_device->Device,
|
|
_swapChain,
|
|
UINT64_MAX,
|
|
semaphore->GetHandle(),
|
|
VK_NULL_HANDLE,
|
|
&imageIndex);
|
|
if (result == VK_ERROR_OUT_OF_DATE_KHR)
|
|
{
|
|
_semaphoreIndex = prevSemaphoreIndex;
|
|
return (int32)Status::Outdated;
|
|
}
|
|
if (result == VK_ERROR_SURFACE_LOST_KHR)
|
|
{
|
|
_semaphoreIndex = prevSemaphoreIndex;
|
|
return (int32)Status::LostSurface;
|
|
}
|
|
outSemaphore = semaphore;
|
|
if (result == VK_ERROR_VALIDATION_FAILED_EXT)
|
|
{
|
|
LOG(Fatal, "vkAcquireNextImageKHR failed with validation error");
|
|
}
|
|
else if (result != VK_SUCCESS && result != VK_SUBOPTIMAL_KHR)
|
|
{
|
|
#if GPU_ENABLE_ASSERTION
|
|
RenderToolsVulkan::LogVkResult(result, __FILE__, __LINE__);
|
|
#endif
|
|
}
|
|
_currentImageIndex = (int32)imageIndex;
|
|
|
|
return _currentImageIndex;
|
|
}
|
|
|
|
void GPUSwapChainVulkan::Present(bool vsync)
|
|
{
|
|
// Skip if there was no rendering to the backbuffer
|
|
if (_acquiredImageIndex == -1)
|
|
return;
|
|
PROFILE_CPU();
|
|
|
|
// Ensure that backbuffer has been acquired before presenting it to the window
|
|
const auto backBuffer = (GPUTextureViewVulkan*)GetBackBufferView();
|
|
|
|
// Ensure to keep backbuffer in a proper layout
|
|
auto context = _device->MainContext;
|
|
context->AddImageBarrier(backBuffer, VK_IMAGE_LAYOUT_PRESENT_SRC_KHR);
|
|
context->FlushBarriers();
|
|
|
|
context->GetCmdBufferManager()->SubmitActiveCmdBuffer(_backBuffers[_acquiredImageIndex].RenderingDoneSemaphore);
|
|
|
|
// Present the back buffer to the viewport window
|
|
const auto result = TryPresent(DoPresent, _device->PresentQueue, true);
|
|
if (result == (int32)Status::Outdated)
|
|
{
|
|
// Failed to present, window can be minimized or doesn't want to swap the buffers so just ignore the present
|
|
if (_window->IsMinimized())
|
|
{
|
|
return;
|
|
}
|
|
|
|
// Rebuild swapchain for the next present
|
|
int32 width = _width, height = _height;
|
|
ReleaseGPU();
|
|
CreateSwapChain(width, height);
|
|
_device->GetMainContext()->Flush();
|
|
_device->WaitForGPU();
|
|
return;
|
|
}
|
|
if (result < 0)
|
|
{
|
|
LOG(Fatal, "Swapchain present failed!");
|
|
}
|
|
|
|
// Release the back buffer
|
|
_acquiredImageIndex = -1;
|
|
|
|
// Base
|
|
GPUSwapChain::Present(vsync);
|
|
}
|
|
|
|
#endif
|