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 | #include "config.h" |
27 | #include "WebGPUBuffer.h" |
28 | |
29 | #if ENABLE(WEBGPU) |
30 | |
31 | #include "Logging.h" |
32 | |
33 | namespace WebCore { |
34 | |
35 | Ref<WebGPUBuffer> WebGPUBuffer::create(RefPtr<GPUBuffer>&& buffer) |
36 | { |
37 | return adoptRef(*new WebGPUBuffer(WTFMove(buffer))); |
38 | } |
39 | |
40 | WebGPUBuffer::WebGPUBuffer(RefPtr<GPUBuffer>&& buffer) |
41 | : m_buffer(WTFMove(buffer)) |
42 | { |
43 | } |
44 | |
45 | void WebGPUBuffer::mapReadAsync(BufferMappingPromise&& promise) |
46 | { |
47 | rejectOrRegisterPromiseCallback(WTFMove(promise), true); |
48 | } |
49 | |
50 | void WebGPUBuffer::mapWriteAsync(BufferMappingPromise&& promise) |
51 | { |
52 | rejectOrRegisterPromiseCallback(WTFMove(promise), false); |
53 | } |
54 | |
55 | void WebGPUBuffer::unmap() |
56 | { |
57 | if (!m_buffer) |
58 | LOG(WebGPU, "GPUBuffer::unmap(): Invalid operation!" ); |
59 | else |
60 | m_buffer->unmap(); |
61 | } |
62 | |
63 | void WebGPUBuffer::destroy() |
64 | { |
65 | if (!m_buffer) |
66 | LOG(WebGPU, "GPUBuffer::destroy(): Invalid operation!" ); |
67 | else { |
68 | m_buffer->destroy(); |
69 | m_buffer = nullptr; |
70 | } |
71 | } |
72 | |
73 | void WebGPUBuffer::rejectOrRegisterPromiseCallback(BufferMappingPromise&& promise, bool isRead) |
74 | { |
75 | if (!m_buffer) { |
76 | LOG(WebGPU, "GPUBuffer::map%sAsync(): Invalid operation!" , isRead ? "Read" : "Write" ); |
77 | promise.reject(); |
78 | return; |
79 | } |
80 | |
81 | m_buffer->registerMappingCallback([promise = WTFMove(promise)] (JSC::ArrayBuffer* arrayBuffer) mutable { |
82 | if (arrayBuffer) |
83 | promise.resolve(*arrayBuffer); |
84 | else |
85 | promise.reject(); |
86 | }, isRead); |
87 | } |
88 | |
89 | } // namespace WebCore |
90 | |
91 | #endif // ENABLE(WEBGPU) |
92 | |