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/*
* Copyright (C) 2021-2025 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.
*/
#pragma once
#include <WebCore/JSDOMPromiseDeferredForward.h>
#include <WebCore/WebGPU.h>
#include <optional>
#include <wtf/Deque.h>
#include <wtf/Ref.h>
#include <wtf/RefCounted.h>
namespace WebCore {
class GPUAdapter;
class GPUCompositorIntegration;
class GPUPresentationContext;
struct GPUPresentationContextDescriptor;
class GraphicsContext;
class NativeImage;
class WGSLLanguageFeatures;
enum class GPUTextureFormat : uint8_t;
struct GPURequestAdapterOptions;
class GPU : public RefCounted<GPU> {
public:
static Ref<GPU> create(Ref<WebGPU::GPU>&& backing)
{
return adoptRef(*new GPU(WTFMove(backing)));
}
~GPU();
using RequestAdapterPromise = DOMPromiseDeferred<IDLNullable<IDLInterface<GPUAdapter>>>;
void requestAdapter(const std::optional<GPURequestAdapterOptions>&, RequestAdapterPromise&&);
GPUTextureFormat getPreferredCanvasFormat() const;
WGSLLanguageFeatures& wgslLanguageFeatures() const { return m_wgslLanguageFeatures; }
RefPtr<GPUPresentationContext> createPresentationContext(const GPUPresentationContextDescriptor&);
RefPtr<GPUCompositorIntegration> createCompositorIntegration();
void paintToCanvas(NativeImage&, const IntSize&, GraphicsContext&);
const WebGPU::GPU& backing() const { return m_backing; }
WebGPU::GPU& backing() { return m_backing; }
private:
GPU(Ref<WebGPU::GPU>&&);
struct PendingRequestAdapterArguments;
const Ref<WebGPU::GPU> m_backing;
const Ref<WGSLLanguageFeatures> m_wgslLanguageFeatures;
};
}
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