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// 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());
// Check that config matches capabilities, this implicitly validates the value of the enums.
DAWN_INVALID_IF(!IsSubset(config->usage, capabilities.usages),
"Usages requested (%s) are not supported by the adapter (%s) which supports "
"only %s for this surface.",
config->usage, config->device->GetAdapter(), capabilities.usages);
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());
// Validate the surface would produce valid textures.
TextureDescriptor textureDesc;
textureDesc.usage = config->usage;
textureDesc.size = {config->width, config->height};
textureDesc.format = config->format;
textureDesc.dimension = wgpu::TextureDimension::e2D;
textureDesc.viewFormatCount = config->viewFormatCount;
textureDesc.viewFormats = config->viewFormats;
UnpackedPtr<TextureDescriptor> unpackedTextureDesc;
DAWN_TRY_ASSIGN(unpackedTextureDesc, ValidateAndUnpack(&textureDesc));
DAWN_TRY_CONTEXT(ValidateTextureDescriptor(device, unpackedTextureDesc),
"validating the configuration of %s would produce valid textures", surface);
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(
adapter->GetInstance(), 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* configIn) {
DAWN_INVALID_IF(IsError(), "%s is invalid.", this);
SurfaceConfiguration config = *configIn;
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 {
// The auto alphaMode default to alphaModes[0].
if (config.alphaMode == wgpu::CompositeAlphaMode::Auto) {
config.alphaMode = caps.alphaModes[0];
}
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;
capabilities->usages = caps.usages;
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 {
surfaceTexture->texture = nullptr;
surfaceTexture->suboptimal = false;
surfaceTexture->status = wgpu::SurfaceGetCurrentTextureStatus::Error;
DAWN_INVALID_IF(IsError(), "%s is invalid.", this);
DAWN_INVALID_IF(!mSwapChain.Get(), "%s is not configured.", this);
surfaceTexture->status = wgpu::SurfaceGetCurrentTextureStatus::DeviceLost;
DAWN_TRY(GetCurrentDevice()->ValidateIsAlive());
// Set an error status that will be overwritten if there is a success or some other more
// specific error.
surfaceTexture->status = wgpu::SurfaceGetCurrentTextureStatus::Error;
auto deviceLock(GetCurrentDevice()->GetScopedLock());
DAWN_TRY_ASSIGN(*surfaceTexture, mSwapChain->GetCurrentTexture());
return {};
}
ResultOrError<wgpu::TextureFormat> Surface::GetPreferredFormat(AdapterBase* adapter) const {
GetInstance()->EmitDeprecationWarning(
"GetPreferredFormat is deprecated, use GetCapabilities().format[0] instead as the "
"preferred format.");
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);
}
}
wgpu::Status Surface::APIGetCapabilities(AdapterBase* adapter,
SurfaceCapabilities* capabilities) const {
MaybeError maybeError = GetCapabilities(adapter, capabilities);
if (!GetCurrentDevice()) {
return mInstance->ConsumedError(std::move(maybeError)) ? wgpu::Status::Error
: wgpu::Status::Success;
} else {
return GetCurrentDevice()->ConsumedError(std::move(maybeError), "calling %s.Configure().",
this)
? wgpu::Status::Error
: wgpu::Status::Success;
}
}
void Surface::APIGetCurrentTexture(SurfaceTexture* surfaceTexture) const {
MaybeError maybeError = GetCurrentTexture(surfaceTexture);
if (!GetCurrentDevice()) {
[[maybe_unused]] bool error = mInstance->ConsumedError(std::move(maybeError));
} 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