1/*
2 * Copyright (C) 2019 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 "WebGPURenderPipelineDescriptor.h"
28
29#if ENABLE(WEBGPU)
30
31#include "Logging.h"
32
33namespace WebCore {
34
35Optional<GPURenderPipelineDescriptor> WebGPURenderPipelineDescriptor::tryCreateGPURenderPipelineDescriptor() const
36{
37 auto pipelineLayout = layout ? makeRefPtr(layout->pipelineLayout()) : nullptr;
38
39 auto vertex = vertexStage.tryCreateGPUPipelineStageDescriptor();
40
41 Optional<GPUPipelineStageDescriptor> fragment;
42 if (fragmentStage)
43 fragment = fragmentStage->tryCreateGPUPipelineStageDescriptor();
44
45 if (!vertex || (fragmentStage && !fragment)) {
46 LOG(WebGPU, "WebGPUDevice::createRenderPipeline(): Invalid GPUPipelineStageDescriptor!");
47 return WTF::nullopt;
48 }
49
50 // FIXME: Web GPU validation, e.g. fail if colorStates is larger than (max number of supported color states).
51
52 return GPURenderPipelineDescriptor { WTFMove(pipelineLayout), WTFMove(*vertex), WTFMove(fragment), *this };
53}
54
55} // namespace WebCore
56
57#endif // ENABLE(WEBGPU)
58