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/*
* Copyright (C) 2017 Apple Inc. All rights reserved.
* Copyright (C) 2017 Yuichiro Kikura (y.kikura@gmail.com)
*
* 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. ``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
* 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 "GPUDevice.h"
#include <runtime/ArrayBuffer.h>
namespace WebCore {
class WebGPUCommandQueue;
class WebGPUComputePipelineState;
class WebGPUFunction;
class WebGPULibrary;
class WebGPURenderPipelineDescriptor;
class WebGPURenderPipelineState;
class WebGPUDepthStencilDescriptor;
class WebGPUDepthStencilState;
class WebGPURenderPassDescriptor;
class WebGPUDrawable;
class WebGPUBuffer;
class WebGPUTexture;
class WebGPUTextureDescriptor;
class WebGPURenderingContext : public GPUBasedCanvasRenderingContext {
public:
static std::unique_ptr<WebGPURenderingContext> create(HTMLCanvasElement&);
bool isWebGPU() const final { return true; }
void reshape(int width, int height) final;
void markLayerComposited() final;
PlatformLayer* platformLayer() const override;
RefPtr<GPUDevice> device() { return m_device; }
// WebGPU entry points
RefPtr<WebGPULibrary> createLibrary(const String);
RefPtr<WebGPURenderPipelineState> createRenderPipelineState(WebGPURenderPipelineDescriptor&);
RefPtr<WebGPUDepthStencilState> createDepthStencilState(WebGPUDepthStencilDescriptor&);
RefPtr<WebGPUComputePipelineState> createComputePipelineState(WebGPUFunction&);
RefPtr<WebGPUCommandQueue> createCommandQueue();
RefPtr<WebGPUDrawable> nextDrawable();
RefPtr<WebGPUBuffer> createBuffer(ArrayBufferView& data);
RefPtr<WebGPUTexture> createTexture(WebGPUTextureDescriptor&);
protected:
// ActiveDOMObject
bool hasPendingActivity() const override;
void stop() override;
const char* activeDOMObjectName() const override;
bool canSuspendForDocumentSuspension() const override;
IntSize clampedCanvasSize() const;
void initializeNewContext();
private:
WebGPURenderingContext(HTMLCanvasElement&, Ref<GPUDevice>&&);
RefPtr<GPUDevice> m_device;
};
} // namespace WebCore
SPECIALIZE_TYPE_TRAITS_CANVASRENDERINGCONTEXT(WebCore::WebGPURenderingContext, isWebGPU())
#endif
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