/* * 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 "GPUBuffer.h" #include "GPUBufferUsage.h" #include "GPUObjectBase.h" #include "IDLTypes.h" #include <wtf/RefPtr.h> namespace JSC { class ArrayBuffer; } namespace WebCore { struct GPUBufferDescriptor; template<typename IDLType> class DOMPromiseDeferred; class WebGPUBuffer : public GPUObjectBase { public: static Ref<WebGPUBuffer> create(RefPtr<GPUBuffer>&&, GPUErrorScopes&); GPUBuffer* buffer() { return m_buffer.get(); } const GPUBuffer* buffer() const { return m_buffer.get(); } using BufferMappingPromise = DOMPromiseDeferred<IDLInterface<JSC::ArrayBuffer>>; void mapReadAsync(BufferMappingPromise&&); void mapWriteAsync(BufferMappingPromise&&); void unmap(); void destroy(); private: explicit WebGPUBuffer(RefPtr<GPUBuffer>&&, GPUErrorScopes&); void rejectOrRegisterPromiseCallback(BufferMappingPromise&&, bool); RefPtr<GPUBuffer> m_buffer; }; } // namespace WebCore #endif // ENABLE(WEBGPU)