src/dawn/native/vulkan/StreamImplVk.cpp - dawn - Git at Google

 // Copyright 2022 The Dawn Authors
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
 // You may obtain a copy of the License at
 //
 //     http://www.apache.org/licenses/LICENSE-2.0
 //
 // Unless required by applicable law or agreed to in writing, software
 // distributed under the License is distributed on an "AS IS" BASIS,
 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 // See the License for the specific language governing permissions and
 // limitations under the License.

 #include <cstring>
 #include <map>

 #include "dawn/common/Assert.h"
 #include "dawn/common/vulkan_platform.h"
 #include "dawn/native/stream/Stream.h"
 #include "dawn/native/vulkan/RenderPassCache.h"

 #include "icd/generated/vk_typemap_helper.h"

 namespace dawn::native {

 namespace {

 namespace detail {

 template <typename... VK_STRUCT_TYPES>
 void ValidatePnextImpl(const VkBaseOutStructure* root) {
     const VkBaseOutStructure* next = reinterpret_cast<const VkBaseOutStructure*>(root->pNext);
     while (next != nullptr) {
         // Assert that the type of each pNext struct is exactly one of the specified
         // templates.
         ASSERT(((LvlTypeMap<VK_STRUCT_TYPES>::kSType == next->sType ? 1 : 0) + ... + 0) == 1);
         next = reinterpret_cast<const VkBaseOutStructure*>(next->pNext);
     }
 }

 template <typename VK_STRUCT_TYPE>
 void SerializePnextImpl(stream::Sink* sink, const VkBaseOutStructure* root) {
     const VkBaseOutStructure* next = reinterpret_cast<const VkBaseOutStructure*>(root->pNext);
     const VK_STRUCT_TYPE* found = nullptr;
     while (next != nullptr) {
         if (LvlTypeMap<VK_STRUCT_TYPE>::kSType == next->sType) {
             if (found == nullptr) {
                 found = reinterpret_cast<const VK_STRUCT_TYPE*>(next);
             } else {
                 // Fail an assert here since that means that the chain had more than one of
                 // the same typed chained object.
                 ASSERT(false);
             }
         }
         next = reinterpret_cast<const VkBaseOutStructure*>(next->pNext);
     }
     if (found != nullptr) {
         StreamIn(sink, found);
     }
 }

 template <typename VK_STRUCT_TYPE,
           typename... VK_STRUCT_TYPES,
           typename = std::enable_if_t<(sizeof...(VK_STRUCT_TYPES) > 0)>>
 void SerializePnextImpl(stream::Sink* sink, const VkBaseOutStructure* root) {
     SerializePnextImpl<VK_STRUCT_TYPE>(sink, root);
     SerializePnextImpl<VK_STRUCT_TYPES...>(sink, root);
 }

 template <typename VK_STRUCT_TYPE>
 const VkBaseOutStructure* ToVkBaseOutStructure(const VK_STRUCT_TYPE* t) {
     // Checks to ensure proper type safety.
     static_assert(offsetof(VK_STRUCT_TYPE, sType) == offsetof(VkBaseOutStructure, sType) &&
                       offsetof(VK_STRUCT_TYPE, pNext) == offsetof(VkBaseOutStructure, pNext),
                   "Argument type is not a proper Vulkan structure type");
     return reinterpret_cast<const VkBaseOutStructure*>(t);
 }

 }  // namespace detail

 template <typename... VK_STRUCT_TYPES,
           typename VK_STRUCT_TYPE,
           typename = std::enable_if_t<(sizeof...(VK_STRUCT_TYPES) > 0)>>
 void SerializePnext(stream::Sink* sink, const VK_STRUCT_TYPE* t) {
     const VkBaseOutStructure* root = detail::ToVkBaseOutStructure(t);
     detail::ValidatePnextImpl<VK_STRUCT_TYPES...>(root);
     detail::SerializePnextImpl<VK_STRUCT_TYPES...>(sink, root);
 }

 // Empty template specialization so that we can put this in to ensure failures occur if new
 // extensions are added without updating serialization.
 template <typename VK_STRUCT_TYPE>
 void SerializePnext(stream::Sink* sink, const VK_STRUCT_TYPE* t) {
     const VkBaseOutStructure* root = detail::ToVkBaseOutStructure(t);
     detail::ValidatePnextImpl<>(root);
 }

 }  // namespace

 template <>
 void stream::Stream<VkDescriptorSetLayoutBinding>::Write(stream::Sink* sink,
                                                          const VkDescriptorSetLayoutBinding& t) {
     StreamIn(sink, t.binding, t.descriptorType, t.descriptorCount, t.stageFlags);
 }

 template <>
 void stream::Stream<VkDescriptorSetLayoutCreateInfo>::Write(
     stream::Sink* sink,
     const VkDescriptorSetLayoutCreateInfo& t) {
     StreamIn(sink, t.flags, Iterable(t.pBindings, t.bindingCount));
     SerializePnext(sink, &t);
 }

 template <>
 void stream::Stream<VkPushConstantRange>::Write(stream::Sink* sink, const VkPushConstantRange& t) {
     StreamIn(sink, t.stageFlags, t.offset, t.size);
 }

 template <>
 void stream::Stream<VkPipelineLayoutCreateInfo>::Write(stream::Sink* sink,
                                                        const VkPipelineLayoutCreateInfo& t) {
     // The set layouts are not serialized here because they are pointers to backend objects.
     // They need to be cross-referenced with the frontend objects and serialized from there.
     StreamIn(sink, t.flags, Iterable(t.pPushConstantRanges, t.pushConstantRangeCount));
     SerializePnext(sink, &t);
 }

 template <>
 void stream::Stream<VkPipelineShaderStageRequiredSubgroupSizeCreateInfoEXT>::Write(
     stream::Sink* sink,
     const VkPipelineShaderStageRequiredSubgroupSizeCreateInfoEXT& t) {
     StreamIn(sink, t.requiredSubgroupSize);
 }

 template <>
 void stream::Stream<VkPipelineRasterizationDepthClipStateCreateInfoEXT>::Write(
     stream::Sink* sink,
     const VkPipelineRasterizationDepthClipStateCreateInfoEXT& t) {
     StreamIn(sink, t.depthClipEnable, t.flags);
 }

 template <>
 void stream::Stream<VkSpecializationMapEntry>::Write(stream::Sink* sink,
                                                      const VkSpecializationMapEntry& t) {
     StreamIn(sink, t.constantID, t.offset, t.size);
 }

 template <>
 void stream::Stream<VkSpecializationInfo>::Write(stream::Sink* sink,
                                                  const VkSpecializationInfo& t) {
     StreamIn(sink, Iterable(t.pMapEntries, t.mapEntryCount),
              Iterable(static_cast<const uint8_t*>(t.pData), t.dataSize));
 }

 template <>
 void stream::Stream<VkPipelineShaderStageCreateInfo>::Write(
     stream::Sink* sink,
     const VkPipelineShaderStageCreateInfo& t) {
     // The shader module is not serialized here because it is a pointer to a backend object.
     StreamIn(sink, t.flags, t.stage, Iterable(t.pName, strlen(t.pName)), t.pSpecializationInfo);
     SerializePnext<VkPipelineShaderStageRequiredSubgroupSizeCreateInfoEXT>(sink, &t);
 }

 template <>
 void stream::Stream<VkComputePipelineCreateInfo>::Write(stream::Sink* sink,
                                                         const VkComputePipelineCreateInfo& t) {
     // The pipeline layout is not serialized here because it is a pointer to a backend object.
     // It needs to be cross-referenced with the frontend objects and serialized from there. The
     // base pipeline information is also currently not serialized since we do not use them in our
     // backend implementation. If we decide to use them later on, they also need to be
     // cross-referenced from the frontend.
     StreamIn(sink, t.flags, t.stage);
 }

 template <>
 void stream::Stream<VkVertexInputBindingDescription>::Write(
     stream::Sink* sink,
     const VkVertexInputBindingDescription& t) {
     StreamIn(sink, t.binding, t.stride, t.inputRate);
 }

 template <>
 void stream::Stream<VkVertexInputAttributeDescription>::Write(
     stream::Sink* sink,
     const VkVertexInputAttributeDescription& t) {
     StreamIn(sink, t.location, t.binding, t.format, t.offset);
 }

 template <>
 void stream::Stream<VkPipelineVertexInputStateCreateInfo>::Write(
     stream::Sink* sink,
     const VkPipelineVertexInputStateCreateInfo& t) {
     StreamIn(sink, t.flags, Iterable(t.pVertexBindingDescriptions, t.vertexBindingDescriptionCount),
              Iterable(t.pVertexAttributeDescriptions, t.vertexAttributeDescriptionCount));
     SerializePnext(sink, &t);
 }

 template <>
 void stream::Stream<VkPipelineInputAssemblyStateCreateInfo>::Write(
     stream::Sink* sink,
     const VkPipelineInputAssemblyStateCreateInfo& t) {
     StreamIn(sink, t.flags, t.topology, t.primitiveRestartEnable);
     SerializePnext(sink, &t);
 }

 template <>
 void stream::Stream<VkPipelineTessellationStateCreateInfo>::Write(
     stream::Sink* sink,
     const VkPipelineTessellationStateCreateInfo& t) {
     StreamIn(sink, t.flags, t.patchControlPoints);
     SerializePnext(sink, &t);
 }

 template <>
 void stream::Stream<VkViewport>::Write(stream::Sink* sink, const VkViewport& t) {
     StreamIn(sink, t.x, t.y, t.width, t.height, t.minDepth, t.maxDepth);
 }

 template <>
 void stream::Stream<VkOffset2D>::Write(stream::Sink* sink, const VkOffset2D& t) {
     StreamIn(sink, t.x, t.y);
 }

 template <>
 void stream::Stream<VkExtent2D>::Write(stream::Sink* sink, const VkExtent2D& t) {
     StreamIn(sink, t.width, t.height);
 }

 template <>
 void stream::Stream<VkRect2D>::Write(stream::Sink* sink, const VkRect2D& t) {
     StreamIn(sink, t.offset, t.extent);
 }

 template <>
 void stream::Stream<VkPipelineViewportStateCreateInfo>::Write(
     stream::Sink* sink,
     const VkPipelineViewportStateCreateInfo& t) {
     StreamIn(sink, t.flags, Iterable(t.pViewports, t.viewportCount),
              Iterable(t.pScissors, t.scissorCount));
     SerializePnext(sink, &t);
 }

 template <>
 void stream::Stream<VkPipelineRasterizationStateCreateInfo>::Write(
     stream::Sink* sink,
     const VkPipelineRasterizationStateCreateInfo& t) {
     StreamIn(sink, t.flags, t.depthClampEnable, t.rasterizerDiscardEnable, t.polygonMode,
              t.cullMode, t.frontFace, t.depthBiasEnable, t.depthBiasConstantFactor,
              t.depthBiasClamp, t.depthBiasSlopeFactor, t.lineWidth);
     SerializePnext<VkPipelineRasterizationDepthClipStateCreateInfoEXT>(sink, &t);
 }

 template <>
 void stream::Stream<VkPipelineMultisampleStateCreateInfo>::Write(
     stream::Sink* sink,
     const VkPipelineMultisampleStateCreateInfo& t) {
     StreamIn(sink, t.flags, t.rasterizationSamples, t.sampleShadingEnable, t.minSampleShading,
              t.pSampleMask, t.alphaToCoverageEnable, t.alphaToOneEnable);
     SerializePnext(sink, &t);
 }

 template <>
 void stream::Stream<VkStencilOpState>::Write(stream::Sink* sink, const VkStencilOpState& t) {
     StreamIn(sink, t.failOp, t.passOp, t.depthFailOp, t.compareOp, t.compareMask, t.writeMask,
              t.reference);
 }

 template <>
 void stream::Stream<VkPipelineDepthStencilStateCreateInfo>::Write(
     stream::Sink* sink,
     const VkPipelineDepthStencilStateCreateInfo& t) {
     StreamIn(sink, t.flags, t.depthTestEnable, t.depthWriteEnable, t.depthCompareOp,
              t.depthBoundsTestEnable, t.stencilTestEnable, t.front, t.back, t.minDepthBounds,
              t.maxDepthBounds);
     SerializePnext(sink, &t);
 }

 template <>
 void stream::Stream<VkPipelineColorBlendAttachmentState>::Write(
     stream::Sink* sink,
     const VkPipelineColorBlendAttachmentState& t) {
     StreamIn(sink, t.blendEnable, t.srcColorBlendFactor, t.dstColorBlendFactor, t.colorBlendOp,
              t.srcAlphaBlendFactor, t.dstAlphaBlendFactor, t.alphaBlendOp, t.colorWriteMask);
 }

 template <>
 void stream::Stream<VkPipelineColorBlendStateCreateInfo>::Write(
     stream::Sink* sink,
     const VkPipelineColorBlendStateCreateInfo& t) {
     StreamIn(sink, t.flags, t.logicOpEnable, t.logicOp, Iterable(t.pAttachments, t.attachmentCount),
              t.blendConstants);
     SerializePnext(sink, &t);
 }

 template <>
 void stream::Stream<VkPipelineDynamicStateCreateInfo>::Write(
     stream::Sink* sink,
     const VkPipelineDynamicStateCreateInfo& t) {
     StreamIn(sink, t.flags, Iterable(t.pDynamicStates, t.dynamicStateCount));
     SerializePnext(sink, &t);
 }

 template <>
 void stream::Stream<vulkan::RenderPassCacheQuery>::Write(stream::Sink* sink,
                                                          const vulkan::RenderPassCacheQuery& t) {
     StreamIn(sink, t.colorMask.to_ulong(), t.resolveTargetMask.to_ulong(), t.sampleCount);

     // Manually iterate the color attachment indices and their corresponding format/load/store
     // ops because the data is sparse and may be uninitialized. Since we serialize the colorMask
     // member above, serializing sparse data should be fine here.
     for (ColorAttachmentIndex i : IterateBitSet(t.colorMask)) {
         StreamIn(sink, t.colorFormats[i], t.colorLoadOp[i], t.colorStoreOp[i]);
     }

     // Serialize the depth-stencil toggle bit, and the parameters if applicable.
     StreamIn(sink, t.hasDepthStencil);
     if (t.hasDepthStencil) {
         StreamIn(sink, t.depthStencilFormat, t.depthLoadOp, t.depthStoreOp, t.stencilLoadOp,
                  t.stencilStoreOp, t.readOnlyDepthStencil);
     }
 }

 template <>
 void stream::Stream<VkGraphicsPipelineCreateInfo>::Write(stream::Sink* sink,
                                                          const VkGraphicsPipelineCreateInfo& t) {
     // The pipeline layout and render pass are not serialized here because they are pointers to
     // backend objects. They need to be cross-referenced with the frontend objects and
     // serialized from there. The base pipeline information is also currently not serialized since
     // we do not use them in our backend implementation. If we decide to use them later on, they
     // also need to be cross-referenced from the frontend.
     StreamIn(sink, t.flags, Iterable(t.pStages, t.stageCount), t.pVertexInputState,
              t.pInputAssemblyState, t.pTessellationState, t.pViewportState, t.pRasterizationState,
              t.pMultisampleState, t.pDepthStencilState, t.pColorBlendState, t.pDynamicState,
              t.subpass);
     SerializePnext(sink, &t);
 }

 }  // namespace dawn::native
	// Copyright 2022 The Dawn Authors
	//
	// Licensed under the Apache License, Version 2.0 (the "License");
	// you may not use this file except in compliance with the License.
	// You may obtain a copy of the License at
	//
	// http://www.apache.org/licenses/LICENSE-2.0
	//
	// Unless required by applicable law or agreed to in writing, software
	// distributed under the License is distributed on an "AS IS" BASIS,
	// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
	// See the License for the specific language governing permissions and
	// limitations under the License.

	#include <cstring>
	#include <map>

	#include "dawn/common/Assert.h"
	#include "dawn/common/vulkan_platform.h"
	#include "dawn/native/stream/Stream.h"
	#include "dawn/native/vulkan/RenderPassCache.h"

	#include "icd/generated/vk_typemap_helper.h"

	namespace dawn::native {

	namespace {

	namespace detail {

	template <typename... VK_STRUCT_TYPES>
	void ValidatePnextImpl(const VkBaseOutStructure* root) {
	const VkBaseOutStructure* next = reinterpret_cast<const VkBaseOutStructure*>(root->pNext);
	while (next != nullptr) {
	// Assert that the type of each pNext struct is exactly one of the specified
	// templates.
	ASSERT(((LvlTypeMap<VK_STRUCT_TYPES>::kSType == next->sType ? 1 : 0) + ... + 0) == 1);
	next = reinterpret_cast<const VkBaseOutStructure*>(next->pNext);
	}
	}

	template <typename VK_STRUCT_TYPE>
	void SerializePnextImpl(stream::Sink* sink, const VkBaseOutStructure* root) {
	const VkBaseOutStructure* next = reinterpret_cast<const VkBaseOutStructure*>(root->pNext);
	const VK_STRUCT_TYPE* found = nullptr;
	while (next != nullptr) {
	if (LvlTypeMap<VK_STRUCT_TYPE>::kSType == next->sType) {
	if (found == nullptr) {
	found = reinterpret_cast<const VK_STRUCT_TYPE*>(next);
	} else {
	// Fail an assert here since that means that the chain had more than one of
	// the same typed chained object.
	ASSERT(false);
	}
	}
	next = reinterpret_cast<const VkBaseOutStructure*>(next->pNext);
	}
	if (found != nullptr) {
	StreamIn(sink, found);
	}
	}

	template <typename VK_STRUCT_TYPE,
	typename... VK_STRUCT_TYPES,
	typename = std::enable_if_t<(sizeof...(VK_STRUCT_TYPES) > 0)>>
	void SerializePnextImpl(stream::Sink* sink, const VkBaseOutStructure* root) {
	SerializePnextImpl<VK_STRUCT_TYPE>(sink, root);
	SerializePnextImpl<VK_STRUCT_TYPES...>(sink, root);
	}

	template <typename VK_STRUCT_TYPE>
	const VkBaseOutStructure* ToVkBaseOutStructure(const VK_STRUCT_TYPE* t) {
	// Checks to ensure proper type safety.
	static_assert(offsetof(VK_STRUCT_TYPE, sType) == offsetof(VkBaseOutStructure, sType) &&
	offsetof(VK_STRUCT_TYPE, pNext) == offsetof(VkBaseOutStructure, pNext),
	"Argument type is not a proper Vulkan structure type");
	return reinterpret_cast<const VkBaseOutStructure*>(t);
	}

	} // namespace detail

	template <typename... VK_STRUCT_TYPES,
	typename VK_STRUCT_TYPE,
	typename = std::enable_if_t<(sizeof...(VK_STRUCT_TYPES) > 0)>>
	void SerializePnext(stream::Sink* sink, const VK_STRUCT_TYPE* t) {
	const VkBaseOutStructure* root = detail::ToVkBaseOutStructure(t);
	detail::ValidatePnextImpl<VK_STRUCT_TYPES...>(root);
	detail::SerializePnextImpl<VK_STRUCT_TYPES...>(sink, root);
	}

	// Empty template specialization so that we can put this in to ensure failures occur if new
	// extensions are added without updating serialization.
	template <typename VK_STRUCT_TYPE>
	void SerializePnext(stream::Sink* sink, const VK_STRUCT_TYPE* t) {
	const VkBaseOutStructure* root = detail::ToVkBaseOutStructure(t);
	detail::ValidatePnextImpl<>(root);
	}

	} // namespace

	template <>
	void stream::Stream<VkDescriptorSetLayoutBinding>::Write(stream::Sink* sink,
	const VkDescriptorSetLayoutBinding& t) {
	StreamIn(sink, t.binding, t.descriptorType, t.descriptorCount, t.stageFlags);
	}

	template <>
	void stream::Stream<VkDescriptorSetLayoutCreateInfo>::Write(
	stream::Sink* sink,
	const VkDescriptorSetLayoutCreateInfo& t) {
	StreamIn(sink, t.flags, Iterable(t.pBindings, t.bindingCount));
	SerializePnext(sink, &t);
	}

	template <>
	void stream::Stream<VkPushConstantRange>::Write(stream::Sink* sink, const VkPushConstantRange& t) {
	StreamIn(sink, t.stageFlags, t.offset, t.size);
	}

	template <>
	void stream::Stream<VkPipelineLayoutCreateInfo>::Write(stream::Sink* sink,
	const VkPipelineLayoutCreateInfo& t) {
	// The set layouts are not serialized here because they are pointers to backend objects.
	// They need to be cross-referenced with the frontend objects and serialized from there.
	StreamIn(sink, t.flags, Iterable(t.pPushConstantRanges, t.pushConstantRangeCount));
	SerializePnext(sink, &t);
	}

	template <>
	void stream::Stream<VkPipelineShaderStageRequiredSubgroupSizeCreateInfoEXT>::Write(
	stream::Sink* sink,
	const VkPipelineShaderStageRequiredSubgroupSizeCreateInfoEXT& t) {
	StreamIn(sink, t.requiredSubgroupSize);
	}

	template <>
	void stream::Stream<VkPipelineRasterizationDepthClipStateCreateInfoEXT>::Write(
	stream::Sink* sink,
	const VkPipelineRasterizationDepthClipStateCreateInfoEXT& t) {
	StreamIn(sink, t.depthClipEnable, t.flags);
	}

	template <>
	void stream::Stream<VkSpecializationMapEntry>::Write(stream::Sink* sink,
	const VkSpecializationMapEntry& t) {
	StreamIn(sink, t.constantID, t.offset, t.size);
	}

	template <>
	void stream::Stream<VkSpecializationInfo>::Write(stream::Sink* sink,
	const VkSpecializationInfo& t) {
	StreamIn(sink, Iterable(t.pMapEntries, t.mapEntryCount),
	Iterable(static_cast<const uint8_t*>(t.pData), t.dataSize));
	}

	template <>
	void stream::Stream<VkPipelineShaderStageCreateInfo>::Write(
	stream::Sink* sink,
	const VkPipelineShaderStageCreateInfo& t) {
	// The shader module is not serialized here because it is a pointer to a backend object.
	StreamIn(sink, t.flags, t.stage, Iterable(t.pName, strlen(t.pName)), t.pSpecializationInfo);
	SerializePnext<VkPipelineShaderStageRequiredSubgroupSizeCreateInfoEXT>(sink, &t);
	}

	template <>
	void stream::Stream<VkComputePipelineCreateInfo>::Write(stream::Sink* sink,
	const VkComputePipelineCreateInfo& t) {
	// The pipeline layout is not serialized here because it is a pointer to a backend object.
	// It needs to be cross-referenced with the frontend objects and serialized from there. The
	// base pipeline information is also currently not serialized since we do not use them in our
	// backend implementation. If we decide to use them later on, they also need to be
	// cross-referenced from the frontend.
	StreamIn(sink, t.flags, t.stage);
	}

	template <>
	void stream::Stream<VkVertexInputBindingDescription>::Write(
	stream::Sink* sink,
	const VkVertexInputBindingDescription& t) {
	StreamIn(sink, t.binding, t.stride, t.inputRate);
	}

	template <>
	void stream::Stream<VkVertexInputAttributeDescription>::Write(
	stream::Sink* sink,
	const VkVertexInputAttributeDescription& t) {
	StreamIn(sink, t.location, t.binding, t.format, t.offset);
	}

	template <>
	void stream::Stream<VkPipelineVertexInputStateCreateInfo>::Write(
	stream::Sink* sink,
	const VkPipelineVertexInputStateCreateInfo& t) {
	StreamIn(sink, t.flags, Iterable(t.pVertexBindingDescriptions, t.vertexBindingDescriptionCount),
	Iterable(t.pVertexAttributeDescriptions, t.vertexAttributeDescriptionCount));
	SerializePnext(sink, &t);
	}

	template <>
	void stream::Stream<VkPipelineInputAssemblyStateCreateInfo>::Write(
	stream::Sink* sink,
	const VkPipelineInputAssemblyStateCreateInfo& t) {
	StreamIn(sink, t.flags, t.topology, t.primitiveRestartEnable);
	SerializePnext(sink, &t);
	}

	template <>
	void stream::Stream<VkPipelineTessellationStateCreateInfo>::Write(
	stream::Sink* sink,
	const VkPipelineTessellationStateCreateInfo& t) {
	StreamIn(sink, t.flags, t.patchControlPoints);
	SerializePnext(sink, &t);
	}

	template <>
	void stream::Stream<VkViewport>::Write(stream::Sink* sink, const VkViewport& t) {
	StreamIn(sink, t.x, t.y, t.width, t.height, t.minDepth, t.maxDepth);
	}

	template <>
	void stream::Stream<VkOffset2D>::Write(stream::Sink* sink, const VkOffset2D& t) {
	StreamIn(sink, t.x, t.y);
	}

	template <>
	void stream::Stream<VkExtent2D>::Write(stream::Sink* sink, const VkExtent2D& t) {
	StreamIn(sink, t.width, t.height);
	}

	template <>
	void stream::Stream<VkRect2D>::Write(stream::Sink* sink, const VkRect2D& t) {
	StreamIn(sink, t.offset, t.extent);
	}

	template <>
	void stream::Stream<VkPipelineViewportStateCreateInfo>::Write(
	stream::Sink* sink,
	const VkPipelineViewportStateCreateInfo& t) {
	StreamIn(sink, t.flags, Iterable(t.pViewports, t.viewportCount),
	Iterable(t.pScissors, t.scissorCount));
	SerializePnext(sink, &t);
	}

	template <>
	void stream::Stream<VkPipelineRasterizationStateCreateInfo>::Write(
	stream::Sink* sink,
	const VkPipelineRasterizationStateCreateInfo& t) {
	StreamIn(sink, t.flags, t.depthClampEnable, t.rasterizerDiscardEnable, t.polygonMode,
	t.cullMode, t.frontFace, t.depthBiasEnable, t.depthBiasConstantFactor,
	t.depthBiasClamp, t.depthBiasSlopeFactor, t.lineWidth);
	SerializePnext<VkPipelineRasterizationDepthClipStateCreateInfoEXT>(sink, &t);
	}

	template <>
	void stream::Stream<VkPipelineMultisampleStateCreateInfo>::Write(
	stream::Sink* sink,
	const VkPipelineMultisampleStateCreateInfo& t) {
	StreamIn(sink, t.flags, t.rasterizationSamples, t.sampleShadingEnable, t.minSampleShading,
	t.pSampleMask, t.alphaToCoverageEnable, t.alphaToOneEnable);
	SerializePnext(sink, &t);
	}

	template <>
	void stream::Stream<VkStencilOpState>::Write(stream::Sink* sink, const VkStencilOpState& t) {
	StreamIn(sink, t.failOp, t.passOp, t.depthFailOp, t.compareOp, t.compareMask, t.writeMask,
	t.reference);
	}

	template <>
	void stream::Stream<VkPipelineDepthStencilStateCreateInfo>::Write(
	stream::Sink* sink,
	const VkPipelineDepthStencilStateCreateInfo& t) {
	StreamIn(sink, t.flags, t.depthTestEnable, t.depthWriteEnable, t.depthCompareOp,
	t.depthBoundsTestEnable, t.stencilTestEnable, t.front, t.back, t.minDepthBounds,
	t.maxDepthBounds);
	SerializePnext(sink, &t);
	}

	template <>
	void stream::Stream<VkPipelineColorBlendAttachmentState>::Write(
	stream::Sink* sink,
	const VkPipelineColorBlendAttachmentState& t) {
	StreamIn(sink, t.blendEnable, t.srcColorBlendFactor, t.dstColorBlendFactor, t.colorBlendOp,
	t.srcAlphaBlendFactor, t.dstAlphaBlendFactor, t.alphaBlendOp, t.colorWriteMask);
	}

	template <>
	void stream::Stream<VkPipelineColorBlendStateCreateInfo>::Write(
	stream::Sink* sink,
	const VkPipelineColorBlendStateCreateInfo& t) {
	StreamIn(sink, t.flags, t.logicOpEnable, t.logicOp, Iterable(t.pAttachments, t.attachmentCount),
	t.blendConstants);
	SerializePnext(sink, &t);
	}

	template <>
	void stream::Stream<VkPipelineDynamicStateCreateInfo>::Write(
	stream::Sink* sink,
	const VkPipelineDynamicStateCreateInfo& t) {
	StreamIn(sink, t.flags, Iterable(t.pDynamicStates, t.dynamicStateCount));
	SerializePnext(sink, &t);
	}

	template <>
	void stream::Stream<vulkan::RenderPassCacheQuery>::Write(stream::Sink* sink,
	const vulkan::RenderPassCacheQuery& t) {
	StreamIn(sink, t.colorMask.to_ulong(), t.resolveTargetMask.to_ulong(), t.sampleCount);

	// Manually iterate the color attachment indices and their corresponding format/load/store
	// ops because the data is sparse and may be uninitialized. Since we serialize the colorMask
	// member above, serializing sparse data should be fine here.
	for (ColorAttachmentIndex i : IterateBitSet(t.colorMask)) {
	StreamIn(sink, t.colorFormats[i], t.colorLoadOp[i], t.colorStoreOp[i]);
	}

	// Serialize the depth-stencil toggle bit, and the parameters if applicable.
	StreamIn(sink, t.hasDepthStencil);
	if (t.hasDepthStencil) {
	StreamIn(sink, t.depthStencilFormat, t.depthLoadOp, t.depthStoreOp, t.stencilLoadOp,
	t.stencilStoreOp, t.readOnlyDepthStencil);
	}
	}

	template <>
	void stream::Stream<VkGraphicsPipelineCreateInfo>::Write(stream::Sink* sink,
	const VkGraphicsPipelineCreateInfo& t) {
	// The pipeline layout and render pass are not serialized here because they are pointers to
	// backend objects. They need to be cross-referenced with the frontend objects and
	// serialized from there. The base pipeline information is also currently not serialized since
	// we do not use them in our backend implementation. If we decide to use them later on, they
	// also need to be cross-referenced from the frontend.
	StreamIn(sink, t.flags, Iterable(t.pStages, t.stageCount), t.pVertexInputState,
	t.pInputAssemblyState, t.pTessellationState, t.pViewportState, t.pRasterizationState,
	t.pMultisampleState, t.pDepthStencilState, t.pColorBlendState, t.pDynamicState,
	t.subpass);
	SerializePnext(sink, &t);
	}

	} // namespace dawn::native