1/*
2 * Copyright (C) 2018 Apple Inc. All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
6 * are met:
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.
12 *
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
17 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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
21 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
22 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
23 * THE POSSIBILITY OF SUCH DAMAGE.
24 */
25
26#pragma once
27
28#if ENABLE(WEBGPU)
29
30#include "GPUBuffer.h"
31#include "GPUBufferUsage.h"
32#include "JSDOMPromiseDeferred.h"
33#include <wtf/RefCounted.h>
34#include <wtf/RefPtr.h>
35
36namespace JSC {
37class ArrayBuffer;
38}
39
40namespace WebCore {
41
42struct GPUBufferDescriptor;
43
44class WebGPUBuffer : public RefCounted<WebGPUBuffer> {
45public:
46 static Ref<WebGPUBuffer> create(RefPtr<GPUBuffer>&&);
47
48 GPUBuffer* buffer() { return m_buffer.get(); }
49 const GPUBuffer* buffer() const { return m_buffer.get(); }
50
51 void setSubData(uint64_t, const JSC::ArrayBuffer&);
52 using BufferMappingPromise = DOMPromiseDeferred<IDLInterface<JSC::ArrayBuffer>>;
53 void mapReadAsync(BufferMappingPromise&&);
54 void mapWriteAsync(BufferMappingPromise&&);
55 void unmap();
56 void destroy();
57
58private:
59 explicit WebGPUBuffer(RefPtr<GPUBuffer>&&);
60
61 void rejectOrRegisterPromiseCallback(BufferMappingPromise&&, bool);
62
63 RefPtr<GPUBuffer> m_buffer;
64};
65
66} // namespace WebCore
67
68#endif // ENABLE(WEBGPU)
69