| // Copyright 2020 the Dawn & Tint Authors |
| // |
| // Redistribution and use in source and binary forms, with or without |
| // modification, are permitted provided that the following conditions are met: |
| // |
| // 1. Redistributions of source code must retain the above copyright notice, this |
| // list of conditions and the following disclaimer. |
| // |
| // 2. Redistributions in binary form must reproduce the above copyright notice, |
| // this list of conditions and the following disclaimer in the documentation |
| // and/or other materials provided with the distribution. |
| // |
| // 3. Neither the name of the copyright holder nor the names of its |
| // contributors may be used to endorse or promote products derived from |
| // this software without specific prior written permission. |
| // |
| // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
| // AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| // IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
| // DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE |
| // FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
| // DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR |
| // SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER |
| // CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, |
| // OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| |
| #include "dawn/native/Surface.h" |
| |
| #include <memory> |
| #include <string> |
| #include <utility> |
| |
| #include "dawn/common/Platform.h" |
| #include "dawn/native/ChainUtils.h" |
| #include "dawn/native/Device.h" |
| #include "dawn/native/Instance.h" |
| #include "dawn/native/SwapChain.h" |
| #include "dawn/native/ValidationUtils_autogen.h" |
| #include "dawn/native/utils/WGPUHelpers.h" |
| |
| #if defined(DAWN_USE_WINDOWS_UI) |
| #include <windows.ui.core.h> |
| #include <windows.ui.xaml.controls.h> |
| #endif // defined(DAWN_USE_WINDOWS_UI) |
| |
| #if defined(DAWN_USE_X11) |
| #include "dawn/common/xlib_with_undefs.h" |
| #include "dawn/native/X11Functions.h" |
| #endif // defined(DAWN_USE_X11) |
| |
| namespace dawn::native { |
| |
| absl::FormatConvertResult<absl::FormatConversionCharSet::kString> AbslFormatConvert( |
| Surface::Type value, |
| const absl::FormatConversionSpec& spec, |
| absl::FormatSink* s) { |
| switch (value) { |
| case Surface::Type::AndroidWindow: |
| s->Append("AndroidWindow"); |
| break; |
| case Surface::Type::MetalLayer: |
| s->Append("MetalLayer"); |
| break; |
| case Surface::Type::WaylandSurface: |
| s->Append("WaylandSurface"); |
| break; |
| case Surface::Type::WindowsHWND: |
| s->Append("WindowsHWND"); |
| break; |
| case Surface::Type::WindowsCoreWindow: |
| s->Append("WindowsCoreWindow"); |
| break; |
| case Surface::Type::WindowsSwapChainPanel: |
| s->Append("WindowsSwapChainPanel"); |
| break; |
| case Surface::Type::XlibWindow: |
| s->Append("XlibWindow"); |
| break; |
| } |
| return {true}; |
| } |
| |
| #if defined(DAWN_ENABLE_BACKEND_METAL) |
| bool InheritsFromCAMetalLayer(void* obj); |
| #endif // defined(DAWN_ENABLE_BACKEND_METAL) |
| |
| ResultOrError<UnpackedPtr<SurfaceDescriptor>> ValidateSurfaceDescriptor( |
| InstanceBase* instance, |
| const SurfaceDescriptor* rawDescriptor) { |
| DAWN_INVALID_IF(rawDescriptor->nextInChain == nullptr, |
| "Surface cannot be created with %s. nextInChain is not specified.", |
| rawDescriptor); |
| UnpackedPtr<SurfaceDescriptor> descriptor; |
| DAWN_TRY_ASSIGN(descriptor, ValidateAndUnpack(rawDescriptor)); |
| |
| wgpu::SType type; |
| DAWN_TRY_ASSIGN(type, |
| (descriptor.ValidateBranches<Branch<SurfaceDescriptorFromAndroidNativeWindow>, |
| Branch<SurfaceDescriptorFromMetalLayer>, |
| Branch<SurfaceDescriptorFromWindowsHWND>, |
| Branch<SurfaceDescriptorFromWindowsCoreWindow>, |
| Branch<SurfaceDescriptorFromWindowsSwapChainPanel>, |
| Branch<SurfaceDescriptorFromXlibWindow>, |
| Branch<SurfaceDescriptorFromWaylandSurface>>())); |
| switch (type) { |
| #if DAWN_PLATFORM_IS(ANDROID) |
| case wgpu::SType::SurfaceDescriptorFromAndroidNativeWindow: { |
| auto* subDesc = descriptor.Get<SurfaceDescriptorFromAndroidNativeWindow>(); |
| DAWN_ASSERT(subDesc != nullptr); |
| DAWN_INVALID_IF(subDesc->window == nullptr, "Android window is not set."); |
| return descriptor; |
| } |
| #endif // DAWN_PLATFORM_IS(ANDROID) |
| #if defined(DAWN_ENABLE_BACKEND_METAL) |
| case wgpu::SType::SurfaceDescriptorFromMetalLayer: { |
| auto* subDesc = descriptor.Get<SurfaceDescriptorFromMetalLayer>(); |
| DAWN_ASSERT(subDesc != nullptr); |
| // Check that the layer is a CAMetalLayer (or a derived class). |
| DAWN_INVALID_IF(!InheritsFromCAMetalLayer(subDesc->layer), |
| "Layer must be a CAMetalLayer"); |
| return descriptor; |
| } |
| #endif // defined(DAWN_ENABLE_BACKEND_METAL) |
| #if DAWN_PLATFORM_IS(WIN32) |
| case wgpu::SType::SurfaceDescriptorFromWindowsHWND: { |
| auto* subDesc = descriptor.Get<SurfaceDescriptorFromWindowsHWND>(); |
| DAWN_ASSERT(subDesc != nullptr); |
| DAWN_INVALID_IF(IsWindow(static_cast<HWND>(subDesc->hwnd)) == 0, "Invalid HWND"); |
| return descriptor; |
| } |
| #endif // DAWN_PLATFORM_IS(WIN32) |
| #if defined(DAWN_USE_WINDOWS_UI) |
| case wgpu::SType::SurfaceDescriptorFromWindowsCoreWindow: { |
| auto* subDesc = descriptor.Get<SurfaceDescriptorFromWindowsCoreWindow>(); |
| DAWN_ASSERT(subDesc != nullptr); |
| // Validate the coreWindow by query for ICoreWindow interface |
| ComPtr<ABI::Windows::UI::Core::ICoreWindow> coreWindow; |
| DAWN_INVALID_IF(subDesc->coreWindow == nullptr || |
| FAILED(static_cast<IUnknown*>(subDesc->coreWindow) |
| ->QueryInterface(IID_PPV_ARGS(&coreWindow))), |
| "Invalid CoreWindow"); |
| return descriptor; |
| } |
| case wgpu::SType::SurfaceDescriptorFromWindowsSwapChainPanel: { |
| auto* subDesc = descriptor.Get<SurfaceDescriptorFromWindowsSwapChainPanel>(); |
| DAWN_ASSERT(subDesc != nullptr); |
| // Validate the swapChainPanel by querying for ISwapChainPanel interface |
| ComPtr<ABI::Windows::UI::Xaml::Controls::ISwapChainPanel> swapChainPanel; |
| DAWN_INVALID_IF(subDesc->swapChainPanel == nullptr || |
| FAILED(static_cast<IUnknown*>(subDesc->swapChainPanel) |
| ->QueryInterface(IID_PPV_ARGS(&swapChainPanel))), |
| "Invalid SwapChainPanel"); |
| return descriptor; |
| } |
| #endif // defined(DAWN_USE_WINDOWS_UI) |
| #if defined(DAWN_USE_WAYLAND) |
| case wgpu::SType::SurfaceDescriptorFromWaylandSurface: { |
| auto* subDesc = descriptor.Get<SurfaceDescriptorFromWaylandSurface>(); |
| DAWN_ASSERT(subDesc != nullptr); |
| // Unfortunately we can't check the validity of wayland objects. Only that they |
| // aren't nullptr. |
| DAWN_INVALID_IF(subDesc->display == nullptr, "Wayland display is nullptr."); |
| DAWN_INVALID_IF(subDesc->surface == nullptr, "Wayland surface is nullptr."); |
| return descriptor; |
| } |
| #endif // defined(DAWN_USE_WAYLAND) |
| #if defined(DAWN_USE_X11) |
| case wgpu::SType::SurfaceDescriptorFromXlibWindow: { |
| auto* subDesc = descriptor.Get<SurfaceDescriptorFromXlibWindow>(); |
| DAWN_ASSERT(subDesc != nullptr); |
| // Check the validity of the window by calling a getter function on the window that |
| // returns a status code. If the window is bad the call return a status of zero. We |
| // need to set a temporary X11 error handler while doing this because the default |
| // X11 error handler exits the program on any error. |
| const X11Functions* x11 = instance->GetOrLoadX11Functions(); |
| DAWN_INVALID_IF(!x11->IsX11Loaded(), "Couldn't load libX11."); |
| |
| XErrorHandler oldErrorHandler = |
| x11->xSetErrorHandler([](Display*, XErrorEvent*) { return 0; }); |
| XWindowAttributes attributes; |
| int status = |
| x11->xGetWindowAttributes(reinterpret_cast<Display*>(subDesc->display), |
| static_cast<Window>(subDesc->window), &attributes); |
| x11->xSetErrorHandler(oldErrorHandler); |
| |
| DAWN_INVALID_IF(status == 0, "Invalid X Window"); |
| return descriptor; |
| } |
| #endif // defined(DAWN_USE_X11) |
| default: |
| return DAWN_VALIDATION_ERROR("Unsupported sType (%s)", type); |
| } |
| } |
| |
| MaybeError ValidateSurfaceConfiguration(DeviceBase* device, |
| const PhysicalDeviceSurfaceCapabilities& capabilities, |
| const SurfaceConfiguration* config, |
| const Surface* surface) { |
| UnpackedPtr<SurfaceConfiguration> unpacked; |
| DAWN_TRY_ASSIGN(unpacked, ValidateAndUnpack(config)); |
| |
| DAWN_TRY(config->device->ValidateIsAlive()); |
| |
| const Format* format = nullptr; |
| DAWN_TRY_ASSIGN(format, device->GetInternalFormat(config->format)); |
| DAWN_ASSERT(format != nullptr); |
| |
| // TODO(crbug.com/dawn/160): Lift this restriction once |
| // wgpu::Instance::GetPreferredSurfaceFormat is implemented. |
| // TODO(dawn:286): |
| #if DAWN_PLATFORM_IS(ANDROID) |
| constexpr wgpu::TextureFormat kRequireSwapChainFormat = wgpu::TextureFormat::RGBA8Unorm; |
| #else |
| constexpr wgpu::TextureFormat kRequireSwapChainFormat = wgpu::TextureFormat::BGRA8Unorm; |
| #endif // !DAWN_PLATFORM_IS(ANDROID) |
| DAWN_INVALID_IF(config->format != kRequireSwapChainFormat, |
| "Format (%s) is not %s, which is (currently) the only accepted format.", |
| config->format, kRequireSwapChainFormat); |
| |
| if (device->HasFeature(Feature::SurfaceCapabilities)) { |
| wgpu::TextureUsage validUsage; |
| DAWN_TRY_ASSIGN(validUsage, device->GetSupportedSurfaceUsage(surface)); |
| DAWN_INVALID_IF( |
| !IsSubset(config->usage, validUsage), |
| "Usage (%s) is not supported, %s are (currently) the only accepted usage flags.", |
| config->usage, validUsage); |
| } else { |
| DAWN_INVALID_IF(config->usage != wgpu::TextureUsage::RenderAttachment, |
| "Usage (%s) is not %s, which is (currently) the only accepted usage. Other " |
| "usage flags require enabling %s", |
| config->usage, wgpu::TextureUsage::RenderAttachment, |
| wgpu::FeatureName::SurfaceCapabilities); |
| } |
| |
| for (size_t i = 0; i < config->viewFormatCount; ++i) { |
| const wgpu::TextureFormat apiViewFormat = config->viewFormats[i]; |
| const Format* viewFormat = nullptr; |
| DAWN_TRY_ASSIGN(viewFormat, device->GetInternalFormat(apiViewFormat)); |
| DAWN_ASSERT(viewFormat != nullptr); |
| |
| DAWN_INVALID_IF(std::find(capabilities.formats.begin(), capabilities.formats.end(), |
| apiViewFormat) == capabilities.formats.end(), |
| "View format (%s) is not supported by the adapter (%s) for this surface.", |
| apiViewFormat, device->GetAdapter()); |
| } |
| |
| DAWN_TRY(ValidatePresentMode(config->presentMode)); |
| |
| // Check that config matches capabilities |
| auto formatIt = |
| std::find(capabilities.formats.begin(), capabilities.formats.end(), config->format); |
| DAWN_INVALID_IF(formatIt == capabilities.formats.end(), |
| "Format (%s) is not supported by the adapter (%s) for this surface.", |
| config->format, config->device->GetAdapter()); |
| |
| auto presentModeIt = std::find(capabilities.presentModes.begin(), |
| capabilities.presentModes.end(), config->presentMode); |
| DAWN_INVALID_IF(presentModeIt == capabilities.presentModes.end(), |
| "Present mode (%s) is not supported by the adapter (%s) for this surface.", |
| config->format, config->device->GetAdapter()); |
| |
| auto alphaModeIt = std::find(capabilities.alphaModes.begin(), capabilities.alphaModes.end(), |
| config->alphaMode); |
| DAWN_INVALID_IF(alphaModeIt == capabilities.alphaModes.end(), |
| "Alpha mode (%s) is not supported by the adapter (%s) for this surface.", |
| config->format, config->device->GetAdapter()); |
| |
| DAWN_INVALID_IF(config->width == 0 || config->height == 0, |
| "Surface configuration size (width: %u, height: %u) is empty.", config->width, |
| config->height); |
| |
| DAWN_INVALID_IF( |
| config->width > device->GetLimits().v1.maxTextureDimension2D || |
| config->height > device->GetLimits().v1.maxTextureDimension2D, |
| "Surface configuration size (width: %u, height: %u) is greater than the maximum 2D texture " |
| "size (width: %u, height: %u).", |
| config->width, config->height, device->GetLimits().v1.maxTextureDimension2D, |
| device->GetLimits().v1.maxTextureDimension2D); |
| |
| return {}; |
| } |
| |
| class AdapterSurfaceCapCache { |
| public: |
| template <typename F> |
| MaybeError WithAdapterCapabilities(AdapterBase* adapter, const Surface* surface, F f) { |
| if (mCachedCapabilitiesAdapter.Promote().Get() != adapter) { |
| const PhysicalDeviceBase* physicalDevice = adapter->GetPhysicalDevice(); |
| DAWN_TRY_ASSIGN(mCachedCapabilities, physicalDevice->GetSurfaceCapabilities(surface)); |
| mCachedCapabilitiesAdapter = GetWeakRef(adapter); |
| } |
| return f(mCachedCapabilities); |
| } |
| |
| private: |
| WeakRef<AdapterBase> mCachedCapabilitiesAdapter = nullptr; |
| PhysicalDeviceSurfaceCapabilities mCachedCapabilities; |
| }; |
| |
| // static |
| Ref<Surface> Surface::MakeError(InstanceBase* instance) { |
| return AcquireRef(new Surface(instance, ErrorMonad::kError)); |
| } |
| |
| Surface::Surface(InstanceBase* instance, ErrorTag tag) : ErrorMonad(tag), mInstance(instance) {} |
| |
| Surface::Surface(InstanceBase* instance, const UnpackedPtr<SurfaceDescriptor>& descriptor) |
| : ErrorMonad(), |
| mInstance(instance), |
| mCapabilityCache(std::make_unique<AdapterSurfaceCapCache>()) { |
| if (descriptor->label != nullptr && strlen(descriptor->label) != 0) { |
| mLabel = descriptor->label; |
| } |
| |
| // Type is validated in validation, otherwise this may crash with an assert failure. |
| wgpu::SType type = descriptor |
| .ValidateBranches<Branch<SurfaceDescriptorFromAndroidNativeWindow>, |
| Branch<SurfaceDescriptorFromMetalLayer>, |
| Branch<SurfaceDescriptorFromWindowsHWND>, |
| Branch<SurfaceDescriptorFromWindowsCoreWindow>, |
| Branch<SurfaceDescriptorFromWindowsSwapChainPanel>, |
| Branch<SurfaceDescriptorFromXlibWindow>, |
| Branch<SurfaceDescriptorFromWaylandSurface>>() |
| .AcquireSuccess(); |
| switch (type) { |
| case wgpu::SType::SurfaceDescriptorFromAndroidNativeWindow: { |
| auto* subDesc = descriptor.Get<SurfaceDescriptorFromAndroidNativeWindow>(); |
| mType = Type::AndroidWindow; |
| mAndroidNativeWindow = subDesc->window; |
| break; |
| } |
| case wgpu::SType::SurfaceDescriptorFromMetalLayer: { |
| auto* subDesc = descriptor.Get<SurfaceDescriptorFromMetalLayer>(); |
| mType = Type::MetalLayer; |
| mMetalLayer = subDesc->layer; |
| break; |
| } |
| case wgpu::SType::SurfaceDescriptorFromWindowsHWND: { |
| auto* subDesc = descriptor.Get<SurfaceDescriptorFromWindowsHWND>(); |
| mType = Type::WindowsHWND; |
| mHInstance = subDesc->hinstance; |
| mHWND = subDesc->hwnd; |
| break; |
| } |
| #if defined(DAWN_USE_WINDOWS_UI) |
| case wgpu::SType::SurfaceDescriptorFromWindowsCoreWindow: { |
| auto* subDesc = descriptor.Get<SurfaceDescriptorFromWindowsCoreWindow>(); |
| mType = Type::WindowsCoreWindow; |
| mCoreWindow = static_cast<IUnknown*>(subDesc->coreWindow); |
| break; |
| } |
| case wgpu::SType::SurfaceDescriptorFromWindowsSwapChainPanel: { |
| auto* subDesc = descriptor.Get<SurfaceDescriptorFromWindowsSwapChainPanel>(); |
| mType = Type::WindowsSwapChainPanel; |
| mSwapChainPanel = static_cast<IUnknown*>(subDesc->swapChainPanel); |
| break; |
| } |
| #endif // defined(DAWN_USE_WINDOWS_UI) |
| case wgpu::SType::SurfaceDescriptorFromWaylandSurface: { |
| auto* subDesc = descriptor.Get<SurfaceDescriptorFromWaylandSurface>(); |
| mType = Type::WaylandSurface; |
| mWaylandDisplay = subDesc->display; |
| mWaylandSurface = subDesc->surface; |
| break; |
| } |
| case wgpu::SType::SurfaceDescriptorFromXlibWindow: { |
| auto* subDesc = descriptor.Get<SurfaceDescriptorFromXlibWindow>(); |
| mType = Type::XlibWindow; |
| mXDisplay = subDesc->display; |
| mXWindow = subDesc->window; |
| break; |
| } |
| default: |
| DAWN_UNREACHABLE(); |
| } |
| } |
| |
| Surface::~Surface() { |
| if (mSwapChain != nullptr) { |
| [[maybe_unused]] bool error = mInstance->ConsumedError(Unconfigure()); |
| } |
| |
| if (mRecycledSwapChain != nullptr) { |
| mRecycledSwapChain->DetachFromSurface(); |
| mRecycledSwapChain = nullptr; |
| } |
| } |
| |
| SwapChainBase* Surface::GetAttachedSwapChain() { |
| DAWN_ASSERT(!IsError()); |
| DAWN_ASSERT(mIsSwapChainManagedBySurface == ManagesSwapChain::Unknown || |
| mIsSwapChainManagedBySurface == ManagesSwapChain::No); |
| mIsSwapChainManagedBySurface = ManagesSwapChain::No; |
| |
| return mSwapChain.Get(); |
| } |
| void Surface::SetAttachedSwapChain(SwapChainBase* swapChain) { |
| DAWN_ASSERT(!IsError()); |
| DAWN_ASSERT(mIsSwapChainManagedBySurface == ManagesSwapChain::Unknown || |
| mIsSwapChainManagedBySurface == ManagesSwapChain::No); |
| mIsSwapChainManagedBySurface = ManagesSwapChain::No; |
| |
| mSwapChain = swapChain; |
| } |
| |
| InstanceBase* Surface::GetInstance() const { |
| return mInstance.Get(); |
| } |
| |
| DeviceBase* Surface::GetCurrentDevice() const { |
| return mCurrentDevice.Get(); |
| } |
| |
| Surface::Type Surface::GetType() const { |
| DAWN_ASSERT(!IsError()); |
| return mType; |
| } |
| |
| void* Surface::GetAndroidNativeWindow() const { |
| DAWN_ASSERT(!IsError()); |
| DAWN_ASSERT(mType == Type::AndroidWindow); |
| return mAndroidNativeWindow; |
| } |
| |
| void* Surface::GetMetalLayer() const { |
| DAWN_ASSERT(!IsError()); |
| DAWN_ASSERT(mType == Type::MetalLayer); |
| return mMetalLayer; |
| } |
| |
| void* Surface::GetWaylandDisplay() const { |
| DAWN_ASSERT(mType == Type::WaylandSurface); |
| return mWaylandDisplay; |
| } |
| |
| void* Surface::GetWaylandSurface() const { |
| DAWN_ASSERT(mType == Type::WaylandSurface); |
| return mWaylandSurface; |
| } |
| |
| void* Surface::GetHInstance() const { |
| DAWN_ASSERT(!IsError()); |
| DAWN_ASSERT(mType == Type::WindowsHWND); |
| return mHInstance; |
| } |
| void* Surface::GetHWND() const { |
| DAWN_ASSERT(!IsError()); |
| DAWN_ASSERT(mType == Type::WindowsHWND); |
| return mHWND; |
| } |
| |
| IUnknown* Surface::GetCoreWindow() const { |
| DAWN_ASSERT(!IsError()); |
| DAWN_ASSERT(mType == Type::WindowsCoreWindow); |
| #if defined(DAWN_USE_WINDOWS_UI) |
| return mCoreWindow.Get(); |
| #else |
| return nullptr; |
| #endif |
| } |
| |
| IUnknown* Surface::GetSwapChainPanel() const { |
| DAWN_ASSERT(!IsError()); |
| DAWN_ASSERT(mType == Type::WindowsSwapChainPanel); |
| #if defined(DAWN_USE_WINDOWS_UI) |
| return mSwapChainPanel.Get(); |
| #else |
| return nullptr; |
| #endif |
| } |
| |
| void* Surface::GetXDisplay() const { |
| DAWN_ASSERT(!IsError()); |
| DAWN_ASSERT(mType == Type::XlibWindow); |
| return mXDisplay; |
| } |
| uint32_t Surface::GetXWindow() const { |
| DAWN_ASSERT(!IsError()); |
| DAWN_ASSERT(mType == Type::XlibWindow); |
| return mXWindow; |
| } |
| |
| MaybeError Surface::Configure(const SurfaceConfiguration* config) { |
| DAWN_INVALID_IF(IsError(), "%s is invalid.", this); |
| mCurrentDevice = config->device; // next errors are routed to the new device |
| DAWN_INVALID_IF(mIsSwapChainManagedBySurface == ManagesSwapChain::No, |
| "%s cannot be configured because it is used by legacy swapchain %s.", this, |
| mSwapChain.Get()); |
| |
| mIsSwapChainManagedBySurface = ManagesSwapChain::Yes; |
| |
| DAWN_TRY(mCapabilityCache->WithAdapterCapabilities( |
| GetCurrentDevice()->GetAdapter(), this, |
| [&](const PhysicalDeviceSurfaceCapabilities& caps) -> MaybeError { |
| return ValidateSurfaceConfiguration(GetCurrentDevice(), caps, config, this); |
| })); |
| |
| // Reuse either the current swapchain, or the recycled swap chain |
| SwapChainBase* previousSwapChain = mSwapChain.Get(); |
| if (previousSwapChain == nullptr && mRecycledSwapChain != nullptr && |
| mRecycledSwapChain->GetDevice() == config->device) { |
| previousSwapChain = mRecycledSwapChain.Get(); |
| } |
| |
| { |
| auto deviceLock(GetCurrentDevice()->GetScopedLock()); |
| ResultOrError<Ref<SwapChainBase>> maybeNewSwapChain = |
| GetCurrentDevice()->CreateSwapChain(this, previousSwapChain, config); |
| |
| // Don't keep swap chains older than 1 call to Configure |
| if (mRecycledSwapChain) { |
| mRecycledSwapChain->DetachFromSurface(); |
| mRecycledSwapChain = nullptr; |
| } |
| |
| if (mSwapChain && maybeNewSwapChain.IsSuccess()) { |
| mSwapChain->DetachFromSurface(); |
| } |
| DAWN_TRY_ASSIGN(mSwapChain, std::move(maybeNewSwapChain)); |
| |
| mSwapChain->SetIsAttached(); |
| } |
| |
| return {}; |
| } |
| |
| MaybeError Surface::Unconfigure() { |
| DAWN_INVALID_IF(IsError(), "%s is invalid.", this); |
| DAWN_INVALID_IF(!mSwapChain.Get(), "%s is not configured.", this); |
| |
| if (mSwapChain != nullptr) { |
| if (mIsSwapChainManagedBySurface == ManagesSwapChain::Yes) { |
| if (mRecycledSwapChain != nullptr) { |
| mRecycledSwapChain->DetachFromSurface(); |
| mRecycledSwapChain = nullptr; |
| } |
| mRecycledSwapChain = mSwapChain; |
| } else { |
| mSwapChain->DetachFromSurface(); |
| } |
| mSwapChain = nullptr; |
| } |
| |
| return {}; |
| } |
| |
| MaybeError Surface::GetCapabilities(AdapterBase* adapter, SurfaceCapabilities* capabilities) const { |
| DAWN_INVALID_IF(IsError(), "%s is invalid.", this); |
| |
| DAWN_TRY(mCapabilityCache->WithAdapterCapabilities( |
| adapter, this, |
| [&capabilities](const PhysicalDeviceSurfaceCapabilities& caps) -> MaybeError { |
| capabilities->nextInChain = nullptr; |
| DAWN_TRY(utils::AllocateApiSeqFromStdVector(capabilities->formats, |
| capabilities->formatCount, caps.formats)); |
| DAWN_TRY(utils::AllocateApiSeqFromStdVector( |
| capabilities->presentModes, capabilities->presentModeCount, caps.presentModes)); |
| DAWN_TRY(utils::AllocateApiSeqFromStdVector( |
| capabilities->alphaModes, capabilities->alphaModeCount, caps.alphaModes)); |
| return {}; |
| })); |
| |
| return {}; |
| } |
| |
| void APISurfaceCapabilitiesFreeMembers(WGPUSurfaceCapabilities capabilities) { |
| utils::FreeApiSeq(capabilities.formats, capabilities.formatCount); |
| utils::FreeApiSeq(capabilities.presentModes, capabilities.presentModeCount); |
| utils::FreeApiSeq(capabilities.alphaModes, capabilities.alphaModeCount); |
| } |
| |
| MaybeError Surface::GetCurrentTexture(SurfaceTexture* surfaceTexture) const { |
| DAWN_INVALID_IF(IsError(), "%s is invalid.", this); |
| DAWN_INVALID_IF(!mSwapChain.Get(), "%s is not configured.", this); |
| |
| auto deviceLock(GetCurrentDevice()->GetScopedLock()); |
| DAWN_TRY_ASSIGN(*surfaceTexture, mSwapChain->GetCurrentTexture()); |
| |
| return {}; |
| } |
| |
| ResultOrError<wgpu::TextureFormat> Surface::GetPreferredFormat(AdapterBase* adapter) const { |
| wgpu::TextureFormat format = wgpu::TextureFormat::Undefined; |
| |
| DAWN_TRY(mCapabilityCache->WithAdapterCapabilities( |
| adapter, this, [&](const PhysicalDeviceSurfaceCapabilities& caps) -> MaybeError { |
| DAWN_INVALID_IF(caps.formats.empty(), "No format is supported by %s for %s.", adapter, |
| this); |
| format = caps.formats.front(); |
| return {}; |
| })); |
| |
| return format; |
| } |
| |
| MaybeError Surface::Present() { |
| DAWN_INVALID_IF(IsError(), "%s is invalid.", this); |
| DAWN_INVALID_IF(!mSwapChain.Get(), "%s is not configured.", this); |
| |
| auto deviceLock(GetCurrentDevice()->GetScopedLock()); |
| mSwapChain->APIPresent(); |
| |
| return {}; |
| } |
| |
| const std::string& Surface::GetLabel() const { |
| return mLabel; |
| } |
| |
| void Surface::APIConfigure(const SurfaceConfiguration* config) { |
| MaybeError maybeError = Configure(config); |
| if (!GetCurrentDevice()) { |
| [[maybe_unused]] bool error = mInstance->ConsumedError(std::move(maybeError)); |
| } else { |
| [[maybe_unused]] bool error = GetCurrentDevice()->ConsumedError( |
| std::move(maybeError), "calling %s.Configure().", this); |
| } |
| } |
| |
| void Surface::APIGetCapabilities(AdapterBase* adapter, SurfaceCapabilities* capabilities) const { |
| MaybeError maybeError = GetCapabilities(adapter, capabilities); |
| if (!GetCurrentDevice()) { |
| [[maybe_unused]] bool error = mInstance->ConsumedError(std::move(maybeError)); |
| } else { |
| [[maybe_unused]] bool error = GetCurrentDevice()->ConsumedError( |
| std::move(maybeError), "calling %s.Configure().", this); |
| } |
| } |
| |
| void Surface::APIGetCurrentTexture(SurfaceTexture* surfaceTexture) const { |
| MaybeError maybeError = GetCurrentTexture(surfaceTexture); |
| if (!GetCurrentDevice()) { |
| if (mInstance->ConsumedError(std::move(maybeError))) { |
| // TODO(dawn:2320): This is the closest status to "surface was not configured so there |
| // is no associated device" but SurfaceTexture may change soon upstream. |
| surfaceTexture->status = wgpu::SurfaceGetCurrentTextureStatus::DeviceLost; |
| surfaceTexture->suboptimal = true; |
| surfaceTexture->texture = nullptr; |
| } |
| } else { |
| [[maybe_unused]] bool error = GetCurrentDevice()->ConsumedError(std::move(maybeError)); |
| } |
| } |
| |
| wgpu::TextureFormat Surface::APIGetPreferredFormat(AdapterBase* adapter) const { |
| ResultOrError<wgpu::TextureFormat> resultOrError = GetPreferredFormat(adapter); |
| wgpu::TextureFormat format; |
| if (!GetCurrentDevice()) { |
| if (mInstance->ConsumedError(std::move(resultOrError), &format)) { |
| return wgpu::TextureFormat::Undefined; |
| } |
| } else if (GetCurrentDevice()->ConsumedError(std::move(resultOrError), &format, |
| "calling %s.GetPreferredFormat(%s).", this, |
| adapter)) { |
| return wgpu::TextureFormat::Undefined; |
| } |
| return format; |
| } |
| |
| void Surface::APIPresent() { |
| MaybeError maybeError = Present(); |
| if (!GetCurrentDevice()) { |
| [[maybe_unused]] bool error = mInstance->ConsumedError(std::move(maybeError)); |
| } else { |
| [[maybe_unused]] bool error = GetCurrentDevice()->ConsumedError(std::move(maybeError)); |
| } |
| } |
| |
| void Surface::APIUnconfigure() { |
| MaybeError maybeError = Unconfigure(); |
| if (!GetCurrentDevice()) { |
| [[maybe_unused]] bool error = mInstance->ConsumedError(std::move(maybeError)); |
| } else { |
| [[maybe_unused]] bool error = GetCurrentDevice()->ConsumedError(std::move(maybeError)); |
| } |
| } |
| |
| void Surface::APISetLabel(const char* label) { |
| mLabel = label; |
| } |
| |
| } // namespace dawn::native |
