| /* |
| * Copyright (C) 2021 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(GPU_PROCESS) |
| |
| #include "WebGPUObjectDescriptorBase.h" |
| #include <optional> |
| #include <pal/graphics/WebGPU/WebGPUIntegralTypes.h> |
| #include <pal/graphics/WebGPU/WebGPUTextureAspect.h> |
| #include <pal/graphics/WebGPU/WebGPUTextureFormat.h> |
| #include <pal/graphics/WebGPU/WebGPUTextureViewDimension.h> |
| |
| namespace WebKit::WebGPU { |
| |
| struct TextureViewDescriptor : public ObjectDescriptorBase { |
| std::optional<PAL::WebGPU::TextureFormat> format; |
| std::optional<PAL::WebGPU::TextureViewDimension> dimension; |
| PAL::WebGPU::TextureAspect aspect { PAL::WebGPU::TextureAspect::All }; |
| PAL::WebGPU::IntegerCoordinate baseMipLevel { 0 }; |
| std::optional<PAL::WebGPU::IntegerCoordinate> mipLevelCount; |
| PAL::WebGPU::IntegerCoordinate baseArrayLayer { 0 }; |
| std::optional<PAL::WebGPU::IntegerCoordinate> arrayLayerCount; |
| |
| template<class Encoder> void encode(Encoder& encoder) const |
| { |
| encoder << static_cast<const ObjectDescriptorBase&>(*this); |
| encoder << format; |
| encoder << dimension; |
| encoder << aspect; |
| encoder << baseMipLevel; |
| encoder << mipLevelCount; |
| encoder << baseArrayLayer; |
| encoder << arrayLayerCount; |
| } |
| |
| template<class Decoder> static std::optional<TextureViewDescriptor> decode(Decoder& decoder) |
| { |
| std::optional<ObjectDescriptorBase> objectDescriptorBase; |
| decoder >> objectDescriptorBase; |
| if (!objectDescriptorBase) |
| return std::nullopt; |
| |
| std::optional<std::optional<PAL::WebGPU::TextureFormat>> format; |
| decoder >> format; |
| if (!format) |
| return std::nullopt; |
| |
| std::optional<std::optional<PAL::WebGPU::TextureViewDimension>> dimension; |
| decoder >> dimension; |
| if (!dimension) |
| return std::nullopt; |
| |
| std::optional<PAL::WebGPU::TextureAspect> aspect; |
| decoder >> aspect; |
| if (!aspect) |
| return std::nullopt; |
| |
| std::optional<PAL::WebGPU::IntegerCoordinate> baseMipLevel; |
| decoder >> baseMipLevel; |
| if (!baseMipLevel) |
| return std::nullopt; |
| |
| std::optional<std::optional<PAL::WebGPU::IntegerCoordinate>> mipLevelCount; |
| decoder >> mipLevelCount; |
| if (!mipLevelCount) |
| return std::nullopt; |
| |
| std::optional<PAL::WebGPU::IntegerCoordinate> baseArrayLayer; |
| decoder >> baseArrayLayer; |
| if (!baseArrayLayer) |
| return std::nullopt; |
| |
| std::optional<std::optional<PAL::WebGPU::IntegerCoordinate>> arrayLayerCount; |
| decoder >> arrayLayerCount; |
| if (!arrayLayerCount) |
| return std::nullopt; |
| |
| return { { WTFMove(*objectDescriptorBase), WTFMove(*format), WTFMove(*dimension), WTFMove(*aspect), WTFMove(*baseMipLevel), WTFMove(*mipLevelCount), WTFMove(*baseArrayLayer), WTFMove(*arrayLayerCount) } }; |
| } |
| }; |
| |
| } // namespace WebKit::WebGPU |
| |
| #endif // ENABLE(GPU_PROCESS) |