#include <swapchain_vk.h>

Inheritance diagram for impeller::interop::SwapchainVK:

Public Member Functions
	SwapchainVK (Context &context, VkSurfaceKHR surface)

	~SwapchainVK ()

bool	IsValid () const

	SwapchainVK (const SwapchainVK &)=delete

SwapchainVK &	operator= (const SwapchainVK &)=delete

ScopedObject< SurfaceVK >	AcquireNextSurface ()

Public Member Functions inherited from impeller::interop::ObjectBase
	ObjectBase ()=default

virtual	~ObjectBase ()=default

	ObjectBase (const ObjectBase &)=delete

	ObjectBase (ObjectBase &&)=delete

ObjectBase &	operator= (const ObjectBase &)=delete

ObjectBase &	operator= (ObjectBase &&)=delete

void	Retain ()

void	Release ()

uint64_t	GetRefCountForTests () const

Additional Inherited Members
Public Types inherited from impeller::interop::Object< SwapchainVK, IMPELLER_INTERNAL_HANDLE_NAME(ImpellerVulkanSwapchain)>
using	InteropClass = SwapchainVK

using	InteropCSibling = IMPELLER_INTERNAL_HANDLE_NAME(ImpellerVulkanSwapchain)

Static Public Member Functions inherited from impeller::interop::ObjectBase
static void	SafeRetain (void *ptr)

static void	SafeRelease (void *ptr)

Detailed Description

Definition at line 16 of file swapchain_vk.h.

Constructor & Destructor Documentation

◆ SwapchainVK() [1/2]

impeller::interop::SwapchainVK::SwapchainVK	(	Context &	context,
		VkSurfaceKHR	surface
	)

Definition at line 11 of file swapchain_vk.cc.

     : context_(Ref(&context)) {
   if (!context.IsVulkan()) {
     VALIDATION_LOG << "Context is not Vulkan.";
     return;
   }
  
   if (!c_surface) {
     VALIDATION_LOG << "Invalid surface.";
     return;
   }
  
   // Creating a unique object from a raw handle requires fetching the owner
   // manually.
   auto surface = vk::UniqueSurfaceKHR(
       vk::SurfaceKHR{c_surface},
       impeller::ContextVK::Cast(*context_->GetContext()).GetInstance());
   auto swapchain = impeller::SwapchainVK::Create(context.GetContext(),  //
                                                  std::move(surface),    //
                                                  ISize::MakeWH(1, 1)    //
   );
   if (!swapchain) {
     VALIDATION_LOG << "Could not create Vulkan swapchain.";
     return;
   }
   swapchain_ = std::move(swapchain);
 }

References impeller::BackendCast< ContextVK, Context >::Cast(), impeller::SwapchainVK::Create(), impeller::interop::Context::GetContext(), impeller::ContextVK::GetInstance(), impeller::interop::Context::IsVulkan(), impeller::TSize< T >::MakeWH(), and VALIDATION_LOG.

◆ ~SwapchainVK()

impeller::interop::SwapchainVK::~SwapchainVK ( )

default

◆ SwapchainVK() [2/2]

impeller::interop::SwapchainVK::SwapchainVK ( const SwapchainVK & )

delete

Member Function Documentation

◆ AcquireNextSurface()

ScopedObject< SurfaceVK > impeller::interop::SwapchainVK::AcquireNextSurface ( )

Definition at line 45 of file swapchain_vk.cc.

                                                         {
   if (!IsValid()) {
     return nullptr;
   }
  
   auto impeller_surface = swapchain_->AcquireNextDrawable();
   if (!impeller_surface) {
     VALIDATION_LOG << "Could not acquire next drawable.";
     return nullptr;
   }
  
   auto surface = Create<SurfaceVK>(*context_, std::move(impeller_surface));
   if (!surface || !surface->IsValid()) {
     VALIDATION_LOG << "Could not create valid surface.";
     return nullptr;
   }
  
   return surface;
 }

References IsValid(), and VALIDATION_LOG.

◆ IsValid()

bool impeller::interop::SwapchainVK::IsValid ( ) const

Definition at line 41 of file swapchain_vk.cc.

                                 {
   return swapchain_ && swapchain_->IsValid();
 }

Referenced by AcquireNextSurface().

◆ operator=()

SwapchainVK& impeller::interop::SwapchainVK::operator= ( const SwapchainVK & )