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/*
* Copyright (C) 2021-2023 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.
*/
#include "config.h"
#include "WebGPURenderPipelineDescriptor.h"
#if ENABLE(GPU_PROCESS)
#include "WebGPUConvertFromBackingContext.h"
#include "WebGPUConvertToBackingContext.h"
#include <WebCore/WebGPURenderPipelineDescriptor.h>
namespace WebKit::WebGPU {
std::optional<RenderPipelineDescriptor> ConvertToBackingContext::convertToBacking(const WebCore::WebGPU::RenderPipelineDescriptor& renderPipelineDescriptor)
{
auto base = convertToBacking(static_cast<const WebCore::WebGPU::PipelineDescriptorBase&>(renderPipelineDescriptor));
if (!base)
return std::nullopt;
auto vertex = convertToBacking(renderPipelineDescriptor.vertex);
if (!vertex)
return std::nullopt;
std::optional<PrimitiveState> primitive;
if (renderPipelineDescriptor.primitive) {
primitive = convertToBacking(*renderPipelineDescriptor.primitive);
if (!primitive)
return std::nullopt;
}
std::optional<DepthStencilState> depthStencil;
if (renderPipelineDescriptor.depthStencil) {
depthStencil = convertToBacking(*renderPipelineDescriptor.depthStencil);
if (!depthStencil)
return std::nullopt;
}
std::optional<MultisampleState> multisample;
if (renderPipelineDescriptor.multisample) {
multisample = convertToBacking(*renderPipelineDescriptor.multisample);
if (!multisample)
return std::nullopt;
}
std::optional<FragmentState> fragment;
if (renderPipelineDescriptor.fragment) {
fragment = convertToBacking(*renderPipelineDescriptor.fragment);
if (!fragment)
return std::nullopt;
}
if (renderPipelineDescriptor.fragment && !fragment)
return std::nullopt;
return { { WTFMove(*base), WTFMove(*vertex), WTFMove(primitive), WTFMove(depthStencil), WTFMove(multisample), WTFMove(fragment) } };
}
std::optional<WebCore::WebGPU::RenderPipelineDescriptor> ConvertFromBackingContext::convertFromBacking(const RenderPipelineDescriptor& renderPipelineDescriptor)
{
auto base = convertFromBacking(static_cast<const PipelineDescriptorBase&>(renderPipelineDescriptor));
if (!base)
return std::nullopt;
auto vertex = convertFromBacking(renderPipelineDescriptor.vertex);
if (!vertex)
return std::nullopt;
std::optional<WebCore::WebGPU::PrimitiveState> primitive;
if (renderPipelineDescriptor.primitive) {
primitive = convertFromBacking(*renderPipelineDescriptor.primitive);
if (!primitive)
return std::nullopt;
}
std::optional<WebCore::WebGPU::DepthStencilState> depthStencil;
if (renderPipelineDescriptor.depthStencil) {
depthStencil = convertFromBacking(*renderPipelineDescriptor.depthStencil);
if (!depthStencil)
return std::nullopt;
}
std::optional<WebCore::WebGPU::MultisampleState> multisample;
if (renderPipelineDescriptor.multisample) {
multisample = convertFromBacking(*renderPipelineDescriptor.multisample);
if (!multisample)
return std::nullopt;
}
auto fragment = ([&] () -> std::optional<WebCore::WebGPU::FragmentState> {
if (renderPipelineDescriptor.fragment)
return convertFromBacking(*renderPipelineDescriptor.fragment);
return std::nullopt;
})();
if (renderPipelineDescriptor.fragment && !fragment)
return std::nullopt;
return { { WTFMove(*base), WTFMove(*vertex), WTFMove(primitive), WTFMove(depthStencil), WTFMove(multisample), WTFMove(fragment) } };
}
} // namespace WebKit
#endif // ENABLE(GPU_PROCESS)
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