blob: 25cd17b14f03347582894a0508af7add47ecb65a [file] [log] [blame]
/*
* Copyright (C) 2018 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
#if ENABLE(WEBGPU)
#include "GPUBasedCanvasRenderingContext.h"
#include "HTMLCanvasElement.h"
#include "WebGPUSwapChain.h"
#include <wtf/RefPtr.h>
namespace WebCore {
struct WebGPUSwapChainDescriptor;
class GPUCanvasContext final : public GPUBasedCanvasRenderingContext {
WTF_MAKE_ISO_ALLOCATED(GPUCanvasContext);
public:
static std::unique_ptr<GPUCanvasContext> create(CanvasBase&);
HTMLCanvasElement& canvas() const { return downcast<HTMLCanvasElement>(canvasBase()); }
WebGPUSwapChain* swapChain() const { return m_swapChain.get(); }
Ref<WebGPUSwapChain> configureSwapChain(const WebGPUSwapChainDescriptor&);
private:
GPUCanvasContext(CanvasBase&);
// GPUBasedCanvasRenderingContext
bool isWebGPU() const final { return true; }
PlatformLayer* platformLayer() const final;
void reshape(int width, int height) final;
void markLayerComposited() final;
const char* activeDOMObjectName() const final { return "GPUCanvasContext"; }
// FIXME: Stubs.
bool hasPendingActivity() const final { return false; }
void stop() final { }
bool canSuspendForDocumentSuspension() const final { return false; }
RefPtr<WebGPUSwapChain> m_swapChain;
};
} // namespace WebCore
SPECIALIZE_TYPE_TRAITS_CANVASRENDERINGCONTEXT(WebCore::GPUCanvasContext, isWebGPU())
#endif // ENABLE(WEBGPU)