2 * Copyright (C) 2018 Apple Inc. All rights reserved.
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
7 * 1. Redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution.
13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
14 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
15 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
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18 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
19 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
20 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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22 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
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27 #include "DOMWindowWebGPU.h"
31 #include "DOMWindow.h"
32 #include "RuntimeEnabledFeatures.h"
37 DOMWindowWebGPU::DOMWindowWebGPU(DOMWindow* window)
38 : DOMWindowProperty(window)
42 const char* DOMWindowWebGPU::supplementName()
44 return "DOMWindowWebGPU";
47 DOMWindowWebGPU* DOMWindowWebGPU::from(DOMWindow* window)
49 DOMWindowWebGPU* supplement = static_cast<DOMWindowWebGPU*>(Supplement<DOMWindow>::from(window, supplementName()));
51 auto newSupplement = std::make_unique<DOMWindowWebGPU>(window);
52 supplement = newSupplement.get();
53 provideTo(window, supplementName(), WTFMove(newSupplement));
58 WebGPU* DOMWindowWebGPU::gpu(DOMWindow& window)
60 return DOMWindowWebGPU::from(&window)->gpu();
63 WebGPU* DOMWindowWebGPU::gpu() const
65 ASSERT(RuntimeEnabledFeatures::sharedFeatures().webGPUEnabled());
67 if (!m_gpu && frame())
68 m_gpu = WebGPU::create();
72 } // namespace WebCore
74 #endif // ENABLE(WEBGPU)