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/*
* Copyright (C) 2021-2023 Apple Inc. All rights reserved.
*
* 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.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS 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 APPLE INC. OR ITS 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 "config.h"
#include "GPU.h"
#include "GPUPresentationContext.h"
#include "GPUPresentationContextDescriptor.h"
#include "JSDOMPromiseDeferred.h"
#include "JSGPUAdapter.h"
#include "JSWGSLLanguageFeatures.h"
#include "WGSLLanguageFeatures.h"
namespace WebCore {
GPU::GPU(Ref<WebGPU::GPU>&& backing)
: m_backing(WTFMove(backing))
, m_wgslLanguageFeatures(WGSLLanguageFeatures::create())
{
}
GPU::~GPU() = default;
static WebGPU::RequestAdapterOptions convertToBacking(const std::optional<GPURequestAdapterOptions>& options)
{
if (!options)
return { std::nullopt, false };
return options->convertToBacking();
}
struct GPU::PendingRequestAdapterArguments {
std::optional<GPURequestAdapterOptions> options;
RequestAdapterPromise promise;
};
void GPU::requestAdapter(const std::optional<GPURequestAdapterOptions>& options, RequestAdapterPromise&& promise)
{
m_backing->requestAdapter(convertToBacking(options), [promise = WTFMove(promise)](RefPtr<WebGPU::Adapter>&& adapter) mutable {
if (!adapter) {
promise.resolve(nullptr);
return;
}
promise.resolve(GPUAdapter::create(adapter.releaseNonNull()).ptr());
});
}
GPUTextureFormat GPU::getPreferredCanvasFormat() const
{
return GPUTextureFormat::Bgra8unorm;
}
Ref<WGSLLanguageFeatures> GPU::wgslLanguageFeatures() const
{
return m_wgslLanguageFeatures;
}
RefPtr<GPUPresentationContext> GPU::createPresentationContext(const GPUPresentationContextDescriptor& presentationContextDescriptor)
{
RefPtr context = m_backing->createPresentationContext(presentationContextDescriptor.convertToBacking());
if (!context)
return nullptr;
return GPUPresentationContext::create(context.releaseNonNull());
}
RefPtr<GPUCompositorIntegration> GPU::createCompositorIntegration()
{
RefPtr integration = m_backing->createCompositorIntegration();
if (!integration)
return nullptr;
return GPUCompositorIntegration::create(integration.releaseNonNull());
}
} // namespace WebCore
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