1 files changed, 636 insertions, 0 deletions
diff --git a/src/video_core/renderer_vulkan/present/util.cpp b/src/video_core/renderer_vulkan/present/util.cpp
new file mode 100644
index 000000000..6ee16595d
--- /dev/null
+++ b/src/video_core/renderer_vulkan/present/util.cpp
@@ -0,0 +1,636 @@
+// SPDX-FileCopyrightText: Copyright 2024 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#include "common/assert.h"
+#include "common/polyfill_ranges.h"
+#include "video_core/renderer_vulkan/present/util.h"
+
+namespace Vulkan {
+
+vk::Buffer CreateWrappedBuffer(MemoryAllocator& allocator, VkDeviceSize size, MemoryUsage usage) {
+    const VkBufferCreateInfo dst_buffer_info{
+        .sType = VK_STRUCTURE_TYPE_BUFFER_CREATE_INFO,
+        .pNext = nullptr,
+        .flags = 0,
+        .size = size,
+        .usage = VK_BUFFER_USAGE_TRANSFER_SRC_BIT | VK_BUFFER_USAGE_TRANSFER_DST_BIT,
+        .sharingMode = VK_SHARING_MODE_EXCLUSIVE,
+        .queueFamilyIndexCount = 0,
+        .pQueueFamilyIndices = nullptr,
+    };
+    return allocator.CreateBuffer(dst_buffer_info, usage);
+}
+
+vk::Image CreateWrappedImage(MemoryAllocator& allocator, VkExtent2D dimensions, VkFormat format) {
+    const VkImageCreateInfo image_ci{
+        .sType = VK_STRUCTURE_TYPE_IMAGE_CREATE_INFO,
+        .pNext = nullptr,
+        .flags = 0,
+        .imageType = VK_IMAGE_TYPE_2D,
+        .format = format,
+        .extent = {.width = dimensions.width, .height = dimensions.height, .depth = 1},
+        .mipLevels = 1,
+        .arrayLayers = 1,
+        .samples = VK_SAMPLE_COUNT_1_BIT,
+        .tiling = VK_IMAGE_TILING_OPTIMAL,
+        .usage = VK_IMAGE_USAGE_TRANSFER_DST_BIT | VK_IMAGE_USAGE_STORAGE_BIT |
+                 VK_IMAGE_USAGE_SAMPLED_BIT | VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT,
+        .sharingMode = VK_SHARING_MODE_EXCLUSIVE,
+        .queueFamilyIndexCount = 0,
+        .pQueueFamilyIndices = nullptr,
+        .initialLayout = VK_IMAGE_LAYOUT_UNDEFINED,
+    };
+    return allocator.CreateImage(image_ci);
+}
+
+void TransitionImageLayout(vk::CommandBuffer& cmdbuf, VkImage image, VkImageLayout target_layout,
+                           VkImageLayout source_layout) {
+    constexpr VkFlags flags{VK_ACCESS_COLOR_ATTACHMENT_READ_BIT |
+                            VK_ACCESS_COLOR_ATTACHMENT_WRITE_BIT | VK_ACCESS_SHADER_READ_BIT};
+    const VkImageMemoryBarrier barrier{
+        .sType = VK_STRUCTURE_TYPE_IMAGE_MEMORY_BARRIER,
+        .pNext = nullptr,
+        .srcAccessMask = flags,
+        .dstAccessMask = flags,
+        .oldLayout = source_layout,
+        .newLayout = target_layout,
+        .srcQueueFamilyIndex = VK_QUEUE_FAMILY_IGNORED,
+        .dstQueueFamilyIndex = VK_QUEUE_FAMILY_IGNORED,
+        .image = image,
+        .subresourceRange{
+            .aspectMask = VK_IMAGE_ASPECT_COLOR_BIT,
+            .baseMipLevel = 0,
+            .levelCount = 1,
+            .baseArrayLayer = 0,
+            .layerCount = 1,
+        },
+    };
+    cmdbuf.PipelineBarrier(VK_PIPELINE_STAGE_ALL_COMMANDS_BIT, VK_PIPELINE_STAGE_ALL_COMMANDS_BIT,
+                           0, barrier);
+}
+
+void UploadImage(const Device& device, MemoryAllocator& allocator, Scheduler& scheduler,
+                 vk::Image& image, VkExtent2D dimensions, VkFormat format,
+                 std::span<const u8> initial_contents) {
+    const VkBufferCreateInfo upload_ci = {
+        .sType = VK_STRUCTURE_TYPE_BUFFER_CREATE_INFO,
+        .pNext = nullptr,
+        .flags = 0,
+        .size = initial_contents.size_bytes(),
+        .usage = VK_BUFFER_USAGE_TRANSFER_SRC_BIT,
+        .sharingMode = VK_SHARING_MODE_EXCLUSIVE,
+        .queueFamilyIndexCount = 0,
+        .pQueueFamilyIndices = nullptr,
+    };
+    auto upload_buffer = allocator.CreateBuffer(upload_ci, MemoryUsage::Upload);
+    std::ranges::copy(initial_contents, upload_buffer.Mapped().begin());
+    upload_buffer.Flush();
+
+    const std::array<VkBufferImageCopy, 1> regions{{{
+        .bufferOffset = 0,
+        .bufferRowLength = dimensions.width,
+        .bufferImageHeight = dimensions.height,
+        .imageSubresource{.aspectMask = VK_IMAGE_ASPECT_COLOR_BIT,
+                          .mipLevel = 0,
+                          .baseArrayLayer = 0,
+                          .layerCount = 1},
+        .imageOffset{},
+        .imageExtent{.width = dimensions.width, .height = dimensions.height, .depth = 1},
+    }}};
+
+    scheduler.RequestOutsideRenderPassOperationContext();
+    scheduler.Record([&](vk::CommandBuffer cmdbuf) {
+        TransitionImageLayout(cmdbuf, *image, VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL,
+                              VK_IMAGE_LAYOUT_UNDEFINED);
+        cmdbuf.CopyBufferToImage(*upload_buffer, *image, VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL,
+                                 regions);
+        TransitionImageLayout(cmdbuf, *image, VK_IMAGE_LAYOUT_GENERAL,
+                              VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL);
+    });
+    scheduler.Finish();
+}
+
+void DownloadColorImage(vk::CommandBuffer& cmdbuf, VkImage image, VkBuffer buffer,
+                        VkExtent3D extent) {
+    const VkImageMemoryBarrier read_barrier{
+        .sType = VK_STRUCTURE_TYPE_IMAGE_MEMORY_BARRIER,
+        .pNext = nullptr,
+        .srcAccessMask = VK_ACCESS_MEMORY_WRITE_BIT,
+        .dstAccessMask = VK_ACCESS_TRANSFER_READ_BIT,
+        .oldLayout = VK_IMAGE_LAYOUT_GENERAL,
+        .newLayout = VK_IMAGE_LAYOUT_TRANSFER_SRC_OPTIMAL,
+        .srcQueueFamilyIndex = VK_QUEUE_FAMILY_IGNORED,
+        .dstQueueFamilyIndex = VK_QUEUE_FAMILY_IGNORED,
+        .image = image,
+        .subresourceRange{
+            .aspectMask = VK_IMAGE_ASPECT_COLOR_BIT,
+            .baseMipLevel = 0,
+            .levelCount = VK_REMAINING_MIP_LEVELS,
+            .baseArrayLayer = 0,
+            .layerCount = VK_REMAINING_ARRAY_LAYERS,
+        },
+    };
+    const VkImageMemoryBarrier image_write_barrier{
+        .sType = VK_STRUCTURE_TYPE_IMAGE_MEMORY_BARRIER,
+        .pNext = nullptr,
+        .srcAccessMask = 0,
+        .dstAccessMask = VK_ACCESS_MEMORY_WRITE_BIT,
+        .oldLayout = VK_IMAGE_LAYOUT_TRANSFER_SRC_OPTIMAL,
+        .newLayout = VK_IMAGE_LAYOUT_GENERAL,
+        .srcQueueFamilyIndex = VK_QUEUE_FAMILY_IGNORED,
+        .dstQueueFamilyIndex = VK_QUEUE_FAMILY_IGNORED,
+        .image = image,
+        .subresourceRange{
+            .aspectMask = VK_IMAGE_ASPECT_COLOR_BIT,
+            .baseMipLevel = 0,
+            .levelCount = VK_REMAINING_MIP_LEVELS,
+            .baseArrayLayer = 0,
+            .layerCount = VK_REMAINING_ARRAY_LAYERS,
+        },
+    };
+    static constexpr VkMemoryBarrier memory_write_barrier{
+        .sType = VK_STRUCTURE_TYPE_MEMORY_BARRIER,
+        .pNext = nullptr,
+        .srcAccessMask = VK_ACCESS_MEMORY_WRITE_BIT,
+        .dstAccessMask = VK_ACCESS_MEMORY_READ_BIT | VK_ACCESS_MEMORY_WRITE_BIT,
+    };
+    const VkBufferImageCopy copy{
+        .bufferOffset = 0,
+        .bufferRowLength = 0,
+        .bufferImageHeight = 0,
+        .imageSubresource{
+            .aspectMask = VK_IMAGE_ASPECT_COLOR_BIT,
+            .mipLevel = 0,
+            .baseArrayLayer = 0,
+            .layerCount = 1,
+        },
+        .imageOffset{.x = 0, .y = 0, .z = 0},
+        .imageExtent{extent},
+    };
+    cmdbuf.PipelineBarrier(VK_PIPELINE_STAGE_ALL_COMMANDS_BIT, VK_PIPELINE_STAGE_TRANSFER_BIT, 0,
+                           read_barrier);
+    cmdbuf.CopyImageToBuffer(image, VK_IMAGE_LAYOUT_TRANSFER_SRC_OPTIMAL, buffer, copy);
+    cmdbuf.PipelineBarrier(VK_PIPELINE_STAGE_TRANSFER_BIT, VK_PIPELINE_STAGE_ALL_COMMANDS_BIT, 0,
+                           memory_write_barrier, nullptr, image_write_barrier);
+}
+
+vk::ImageView CreateWrappedImageView(const Device& device, vk::Image& image, VkFormat format) {
+    return device.GetLogical().CreateImageView(VkImageViewCreateInfo{
+        .sType = VK_STRUCTURE_TYPE_IMAGE_VIEW_CREATE_INFO,
+        .pNext = nullptr,
+        .flags = 0,
+        .image = *image,
+        .viewType = VK_IMAGE_VIEW_TYPE_2D,
+        .format = format,
+        .components{},
+        .subresourceRange{.aspectMask = VK_IMAGE_ASPECT_COLOR_BIT,
+                          .baseMipLevel = 0,
+                          .levelCount = 1,
+                          .baseArrayLayer = 0,
+                          .layerCount = 1},
+    });
+}
+
+vk::RenderPass CreateWrappedRenderPass(const Device& device, VkFormat format,
+                                       VkImageLayout initial_layout) {
+    const VkAttachmentDescription attachment{
+        .flags = VK_ATTACHMENT_DESCRIPTION_MAY_ALIAS_BIT,
+        .format = format,
+        .samples = VK_SAMPLE_COUNT_1_BIT,
+        .loadOp = initial_layout == VK_IMAGE_LAYOUT_UNDEFINED ? VK_ATTACHMENT_LOAD_OP_DONT_CARE
+                                                              : VK_ATTACHMENT_LOAD_OP_LOAD,
+        .storeOp = VK_ATTACHMENT_STORE_OP_STORE,
+        .stencilLoadOp = VK_ATTACHMENT_LOAD_OP_LOAD,
+        .stencilStoreOp = VK_ATTACHMENT_STORE_OP_STORE,
+        .initialLayout = initial_layout,
+        .finalLayout = VK_IMAGE_LAYOUT_GENERAL,
+    };
+
+    constexpr VkAttachmentReference color_attachment_ref{
+        .attachment = 0,
+        .layout = VK_IMAGE_LAYOUT_GENERAL,
+    };
+
+    const VkSubpassDescription subpass_description{
+        .flags = 0,
+        .pipelineBindPoint = VK_PIPELINE_BIND_POINT_GRAPHICS,
+        .inputAttachmentCount = 0,
+        .pInputAttachments = nullptr,
+        .colorAttachmentCount = 1,
+        .pColorAttachments = &color_attachment_ref,
+        .pResolveAttachments = nullptr,
+        .pDepthStencilAttachment = nullptr,
+        .preserveAttachmentCount = 0,
+        .pPreserveAttachments = nullptr,
+    };
+
+    constexpr VkSubpassDependency dependency{
+        .srcSubpass = VK_SUBPASS_EXTERNAL,
+        .dstSubpass = 0,
+        .srcStageMask = VK_PIPELINE_STAGE_COLOR_ATTACHMENT_OUTPUT_BIT,
+        .dstStageMask = VK_PIPELINE_STAGE_COLOR_ATTACHMENT_OUTPUT_BIT,
+        .srcAccessMask = 0,
+        .dstAccessMask = VK_ACCESS_COLOR_ATTACHMENT_READ_BIT | VK_ACCESS_COLOR_ATTACHMENT_WRITE_BIT,
+        .dependencyFlags = 0,
+    };
+
+    return device.GetLogical().CreateRenderPass(VkRenderPassCreateInfo{
+        .sType = VK_STRUCTURE_TYPE_RENDER_PASS_CREATE_INFO,
+        .pNext = nullptr,
+        .flags = 0,
+        .attachmentCount = 1,
+        .pAttachments = &attachment,
+        .subpassCount = 1,
+        .pSubpasses = &subpass_description,
+        .dependencyCount = 1,
+        .pDependencies = &dependency,
+    });
+}
+
+vk::Framebuffer CreateWrappedFramebuffer(const Device& device, vk::RenderPass& render_pass,
+                                         vk::ImageView& dest_image, VkExtent2D extent) {
+    return device.GetLogical().CreateFramebuffer(VkFramebufferCreateInfo{
+        .sType = VK_STRUCTURE_TYPE_FRAMEBUFFER_CREATE_INFO,
+        .pNext = nullptr,
+        .flags = 0,
+        .renderPass = *render_pass,
+        .attachmentCount = 1,
+        .pAttachments = dest_image.address(),
+        .width = extent.width,
+        .height = extent.height,
+        .layers = 1,
+    });
+}
+
+vk::Sampler CreateWrappedSampler(const Device& device, VkFilter filter) {
+    return device.GetLogical().CreateSampler(VkSamplerCreateInfo{
+        .sType = VK_STRUCTURE_TYPE_SAMPLER_CREATE_INFO,
+        .pNext = nullptr,
+        .flags = 0,
+        .magFilter = filter,
+        .minFilter = filter,
+        .mipmapMode = VK_SAMPLER_MIPMAP_MODE_LINEAR,
+        .addressModeU = VK_SAMPLER_ADDRESS_MODE_CLAMP_TO_EDGE,
+        .addressModeV = VK_SAMPLER_ADDRESS_MODE_CLAMP_TO_EDGE,
+        .addressModeW = VK_SAMPLER_ADDRESS_MODE_CLAMP_TO_EDGE,
+        .mipLodBias = 0.0f,
+        .anisotropyEnable = VK_FALSE,
+        .maxAnisotropy = 0.0f,
+        .compareEnable = VK_FALSE,
+        .compareOp = VK_COMPARE_OP_NEVER,
+        .minLod = 0.0f,
+        .maxLod = 0.0f,
+        .borderColor = VK_BORDER_COLOR_FLOAT_OPAQUE_BLACK,
+        .unnormalizedCoordinates = VK_FALSE,
+    });
+}
+
+vk::ShaderModule CreateWrappedShaderModule(const Device& device, std::span<const u32> code) {
+    return device.GetLogical().CreateShaderModule(VkShaderModuleCreateInfo{
+        .sType = VK_STRUCTURE_TYPE_SHADER_MODULE_CREATE_INFO,
+        .pNext = nullptr,
+        .flags = 0,
+        .codeSize = code.size_bytes(),
+        .pCode = code.data(),
+    });
+}
+
+vk::DescriptorPool CreateWrappedDescriptorPool(const Device& device, size_t max_descriptors,
+                                               size_t max_sets,
+                                               std::initializer_list<VkDescriptorType> types) {
+    std::vector<VkDescriptorPoolSize> pool_sizes(types.size());
+    for (u32 i = 0; i < types.size(); i++) {
+        pool_sizes[i] = VkDescriptorPoolSize{
+            .type = std::data(types)[i],
+            .descriptorCount = static_cast<u32>(max_descriptors),
+        };
+    }
+
+    return device.GetLogical().CreateDescriptorPool(VkDescriptorPoolCreateInfo{
+        .sType = VK_STRUCTURE_TYPE_DESCRIPTOR_POOL_CREATE_INFO,
+        .pNext = nullptr,
+        .flags = 0,
+        .maxSets = static_cast<u32>(max_sets),
+        .poolSizeCount = static_cast<u32>(pool_sizes.size()),
+        .pPoolSizes = pool_sizes.data(),
+    });
+}
+
+vk::DescriptorSetLayout CreateWrappedDescriptorSetLayout(
+    const Device& device, std::initializer_list<VkDescriptorType> types) {
+    std::vector<VkDescriptorSetLayoutBinding> bindings(types.size());
+    for (size_t i = 0; i < types.size(); i++) {
+        bindings[i] = {
+            .binding = static_cast<u32>(i),
+            .descriptorType = std::data(types)[i],
+            .descriptorCount = 1,
+            .stageFlags = VK_SHADER_STAGE_VERTEX_BIT | VK_SHADER_STAGE_FRAGMENT_BIT,
+            .pImmutableSamplers = nullptr,
+        };
+    }
+
+    return device.GetLogical().CreateDescriptorSetLayout(VkDescriptorSetLayoutCreateInfo{
+        .sType = VK_STRUCTURE_TYPE_DESCRIPTOR_SET_LAYOUT_CREATE_INFO,
+        .pNext = nullptr,
+        .flags = 0,
+        .bindingCount = static_cast<u32>(bindings.size()),
+        .pBindings = bindings.data(),
+    });
+}
+
+vk::DescriptorSets CreateWrappedDescriptorSets(vk::DescriptorPool& pool,
+                                               vk::Span<VkDescriptorSetLayout> layouts) {
+    return pool.Allocate(VkDescriptorSetAllocateInfo{
+        .sType = VK_STRUCTURE_TYPE_DESCRIPTOR_SET_ALLOCATE_INFO,
+        .pNext = nullptr,
+        .descriptorPool = *pool,
+        .descriptorSetCount = layouts.size(),
+        .pSetLayouts = layouts.data(),
+    });
+}
+
+vk::PipelineLayout CreateWrappedPipelineLayout(const Device& device,
+                                               vk::DescriptorSetLayout& layout) {
+    return device.GetLogical().CreatePipelineLayout(VkPipelineLayoutCreateInfo{
+        .sType = VK_STRUCTURE_TYPE_PIPELINE_LAYOUT_CREATE_INFO,
+        .pNext = nullptr,
+        .flags = 0,
+        .setLayoutCount = 1,
+        .pSetLayouts = layout.address(),
+        .pushConstantRangeCount = 0,
+        .pPushConstantRanges = nullptr,
+    });
+}
+
+vk::Pipeline CreateWrappedPipeline(const Device& device, vk::RenderPass& renderpass,
+                                   vk::PipelineLayout& layout,
+                                   std::tuple<vk::ShaderModule&, vk::ShaderModule&> shaders,
+                                   bool enable_blending) {
+    const std::array<VkPipelineShaderStageCreateInfo, 2> shader_stages{{
+        {
+            .sType = VK_STRUCTURE_TYPE_PIPELINE_SHADER_STAGE_CREATE_INFO,
+            .pNext = nullptr,
+            .flags = 0,
+            .stage = VK_SHADER_STAGE_VERTEX_BIT,
+            .module = *std::get<0>(shaders),
+            .pName = "main",
+            .pSpecializationInfo = nullptr,
+        },
+        {
+            .sType = VK_STRUCTURE_TYPE_PIPELINE_SHADER_STAGE_CREATE_INFO,
+            .pNext = nullptr,
+            .flags = 0,
+            .stage = VK_SHADER_STAGE_FRAGMENT_BIT,
+            .module = *std::get<1>(shaders),
+            .pName = "main",
+            .pSpecializationInfo = nullptr,
+        },
+    }};
+
+    constexpr VkPipelineVertexInputStateCreateInfo vertex_input_ci{
+        .sType = VK_STRUCTURE_TYPE_PIPELINE_VERTEX_INPUT_STATE_CREATE_INFO,
+        .pNext = nullptr,
+        .flags = 0,
+        .vertexBindingDescriptionCount = 0,
+        .pVertexBindingDescriptions = nullptr,
+        .vertexAttributeDescriptionCount = 0,
+        .pVertexAttributeDescriptions = nullptr,
+    };
+
+    constexpr VkPipelineInputAssemblyStateCreateInfo input_assembly_ci{
+        .sType = VK_STRUCTURE_TYPE_PIPELINE_INPUT_ASSEMBLY_STATE_CREATE_INFO,
+        .pNext = nullptr,
+        .flags = 0,
+        .topology = VK_PRIMITIVE_TOPOLOGY_TRIANGLE_STRIP,
+        .primitiveRestartEnable = VK_FALSE,
+    };
+
+    constexpr VkPipelineViewportStateCreateInfo viewport_state_ci{
+        .sType = VK_STRUCTURE_TYPE_PIPELINE_VIEWPORT_STATE_CREATE_INFO,
+        .pNext = nullptr,
+        .flags = 0,
+        .viewportCount = 1,
+        .pViewports = nullptr,
+        .scissorCount = 1,
+        .pScissors = nullptr,
+    };
+
+    constexpr VkPipelineRasterizationStateCreateInfo rasterization_ci{
+        .sType = VK_STRUCTURE_TYPE_PIPELINE_RASTERIZATION_STATE_CREATE_INFO,
+        .pNext = nullptr,
+        .flags = 0,
+        .depthClampEnable = VK_FALSE,
+        .rasterizerDiscardEnable = VK_FALSE,
+        .polygonMode = VK_POLYGON_MODE_FILL,
+        .cullMode = VK_CULL_MODE_NONE,
+        .frontFace = VK_FRONT_FACE_CLOCKWISE,
+        .depthBiasEnable = VK_FALSE,
+        .depthBiasConstantFactor = 0.0f,
+        .depthBiasClamp = 0.0f,
+        .depthBiasSlopeFactor = 0.0f,
+        .lineWidth = 1.0f,
+    };
+
+    constexpr VkPipelineMultisampleStateCreateInfo multisampling_ci{
+        .sType = VK_STRUCTURE_TYPE_PIPELINE_MULTISAMPLE_STATE_CREATE_INFO,
+        .pNext = nullptr,
+        .flags = 0,
+        .rasterizationSamples = VK_SAMPLE_COUNT_1_BIT,
+        .sampleShadingEnable = VK_FALSE,
+        .minSampleShading = 0.0f,
+        .pSampleMask = nullptr,
+        .alphaToCoverageEnable = VK_FALSE,
+        .alphaToOneEnable = VK_FALSE,
+    };
+
+    constexpr VkPipelineColorBlendAttachmentState color_blend_attachment_disabled{
+        .blendEnable = VK_FALSE,
+        .srcColorBlendFactor = VK_BLEND_FACTOR_ZERO,
+        .dstColorBlendFactor = VK_BLEND_FACTOR_ZERO,
+        .colorBlendOp = VK_BLEND_OP_ADD,
+        .srcAlphaBlendFactor = VK_BLEND_FACTOR_ZERO,
+        .dstAlphaBlendFactor = VK_BLEND_FACTOR_ZERO,
+        .alphaBlendOp = VK_BLEND_OP_ADD,
+        .colorWriteMask = VK_COLOR_COMPONENT_R_BIT | VK_COLOR_COMPONENT_G_BIT |
+                          VK_COLOR_COMPONENT_B_BIT | VK_COLOR_COMPONENT_A_BIT,
+    };
+
+    constexpr VkPipelineColorBlendAttachmentState color_blend_attachment_enabled{
+        .blendEnable = VK_TRUE,
+        .srcColorBlendFactor = VK_BLEND_FACTOR_SRC_ALPHA,
+        .dstColorBlendFactor = VK_BLEND_FACTOR_ONE_MINUS_SRC_ALPHA,
+        .colorBlendOp = VK_BLEND_OP_ADD,
+        .srcAlphaBlendFactor = VK_BLEND_FACTOR_ONE,
+        .dstAlphaBlendFactor = VK_BLEND_FACTOR_ZERO,
+        .alphaBlendOp = VK_BLEND_OP_ADD,
+        .colorWriteMask = VK_COLOR_COMPONENT_R_BIT | VK_COLOR_COMPONENT_G_BIT |
+                          VK_COLOR_COMPONENT_B_BIT | VK_COLOR_COMPONENT_A_BIT,
+    };
+
+    const VkPipelineColorBlendStateCreateInfo color_blend_ci{
+        .sType = VK_STRUCTURE_TYPE_PIPELINE_COLOR_BLEND_STATE_CREATE_INFO,
+        .pNext = nullptr,
+        .flags = 0,
+        .logicOpEnable = VK_FALSE,
+        .logicOp = VK_LOGIC_OP_COPY,
+        .attachmentCount = 1,
+        .pAttachments =
+            enable_blending ? &color_blend_attachment_enabled : &color_blend_attachment_disabled,
+        .blendConstants = {0.0f, 0.0f, 0.0f, 0.0f},
+    };
+
+    constexpr std::array dynamic_states{
+        VK_DYNAMIC_STATE_VIEWPORT,
+        VK_DYNAMIC_STATE_SCISSOR,
+    };
+
+    const VkPipelineDynamicStateCreateInfo dynamic_state_ci{
+        .sType = VK_STRUCTURE_TYPE_PIPELINE_DYNAMIC_STATE_CREATE_INFO,
+        .pNext = nullptr,
+        .flags = 0,
+        .dynamicStateCount = static_cast<u32>(dynamic_states.size()),
+        .pDynamicStates = dynamic_states.data(),
+    };
+
+    return device.GetLogical().CreateGraphicsPipeline(VkGraphicsPipelineCreateInfo{
+        .sType = VK_STRUCTURE_TYPE_GRAPHICS_PIPELINE_CREATE_INFO,
+        .pNext = nullptr,
+        .flags = 0,
+        .stageCount = static_cast<u32>(shader_stages.size()),
+        .pStages = shader_stages.data(),
+        .pVertexInputState = &vertex_input_ci,
+        .pInputAssemblyState = &input_assembly_ci,
+        .pTessellationState = nullptr,
+        .pViewportState = &viewport_state_ci,
+        .pRasterizationState = &rasterization_ci,
+        .pMultisampleState = &multisampling_ci,
+        .pDepthStencilState = nullptr,
+        .pColorBlendState = &color_blend_ci,
+        .pDynamicState = &dynamic_state_ci,
+        .layout = *layout,
+        .renderPass = *renderpass,
+        .subpass = 0,
+        .basePipelineHandle = 0,
+        .basePipelineIndex = 0,
+    });
+}
+
+VkWriteDescriptorSet CreateWriteDescriptorSet(std::vector<VkDescriptorImageInfo>& images,
+                                              VkSampler sampler, VkImageView view,
+                                              VkDescriptorSet set, u32 binding) {
+    ASSERT(images.capacity() > images.size());
+    auto& image_info = images.emplace_back(VkDescriptorImageInfo{
+        .sampler = sampler,
+        .imageView = view,
+        .imageLayout = VK_IMAGE_LAYOUT_GENERAL,
+    });
+
+    return VkWriteDescriptorSet{
+        .sType = VK_STRUCTURE_TYPE_WRITE_DESCRIPTOR_SET,
+        .pNext = nullptr,
+        .dstSet = set,
+        .dstBinding = binding,
+        .dstArrayElement = 0,
+        .descriptorCount = 1,
+        .descriptorType = VK_DESCRIPTOR_TYPE_COMBINED_IMAGE_SAMPLER,
+        .pImageInfo = &image_info,
+        .pBufferInfo = nullptr,
+        .pTexelBufferView = nullptr,
+    };
+}
+
+vk::Sampler CreateBilinearSampler(const Device& device) {
+    const VkSamplerCreateInfo ci{
+        .sType = VK_STRUCTURE_TYPE_SAMPLER_CREATE_INFO,
+        .pNext = nullptr,
+        .flags = 0,
+        .magFilter = VK_FILTER_LINEAR,
+        .minFilter = VK_FILTER_LINEAR,
+        .mipmapMode = VK_SAMPLER_MIPMAP_MODE_NEAREST,
+        .addressModeU = VK_SAMPLER_ADDRESS_MODE_CLAMP_TO_BORDER,
+        .addressModeV = VK_SAMPLER_ADDRESS_MODE_CLAMP_TO_BORDER,
+        .addressModeW = VK_SAMPLER_ADDRESS_MODE_CLAMP_TO_BORDER,
+        .mipLodBias = 0.0f,
+        .anisotropyEnable = VK_FALSE,
+        .maxAnisotropy = 0.0f,
+        .compareEnable = VK_FALSE,
+        .compareOp = VK_COMPARE_OP_NEVER,
+        .minLod = 0.0f,
+        .maxLod = 0.0f,
+        .borderColor = VK_BORDER_COLOR_FLOAT_OPAQUE_BLACK,
+        .unnormalizedCoordinates = VK_FALSE,
+    };
+
+    return device.GetLogical().CreateSampler(ci);
+}
+
+vk::Sampler CreateNearestNeighborSampler(const Device& device) {
+    const VkSamplerCreateInfo ci_nn{
+        .sType = VK_STRUCTURE_TYPE_SAMPLER_CREATE_INFO,
+        .pNext = nullptr,
+        .flags = 0,
+        .magFilter = VK_FILTER_NEAREST,
+        .minFilter = VK_FILTER_NEAREST,
+        .mipmapMode = VK_SAMPLER_MIPMAP_MODE_NEAREST,
+        .addressModeU = VK_SAMPLER_ADDRESS_MODE_CLAMP_TO_BORDER,
+        .addressModeV = VK_SAMPLER_ADDRESS_MODE_CLAMP_TO_BORDER,
+        .addressModeW = VK_SAMPLER_ADDRESS_MODE_CLAMP_TO_BORDER,
+        .mipLodBias = 0.0f,
+        .anisotropyEnable = VK_FALSE,
+        .maxAnisotropy = 0.0f,
+        .compareEnable = VK_FALSE,
+        .compareOp = VK_COMPARE_OP_NEVER,
+        .minLod = 0.0f,
+        .maxLod = 0.0f,
+        .borderColor = VK_BORDER_COLOR_FLOAT_OPAQUE_BLACK,
+        .unnormalizedCoordinates = VK_FALSE,
+    };
+
+    return device.GetLogical().CreateSampler(ci_nn);
+}
+
+void ClearColorImage(vk::CommandBuffer& cmdbuf, VkImage image) {
+    static constexpr std::array<VkImageSubresourceRange, 1> subresources{{{
+        .aspectMask = VK_IMAGE_ASPECT_COLOR_BIT,
+        .baseMipLevel = 0,
+        .levelCount = 1,
+        .baseArrayLayer = 0,
+        .layerCount = 1,
+    }}};
+    TransitionImageLayout(cmdbuf, image, VK_IMAGE_LAYOUT_GENERAL, VK_IMAGE_LAYOUT_UNDEFINED);
+    cmdbuf.ClearColorImage(image, VK_IMAGE_LAYOUT_GENERAL, {}, subresources);
+}
+
+void BeginRenderPass(vk::CommandBuffer& cmdbuf, VkRenderPass render_pass, VkFramebuffer framebuffer,
+                     VkExtent2D extent) {
+    const VkRenderPassBeginInfo renderpass_bi{
+        .sType = VK_STRUCTURE_TYPE_RENDER_PASS_BEGIN_INFO,
+        .pNext = nullptr,
+        .renderPass = render_pass,
+        .framebuffer = framebuffer,
+        .renderArea{
+            .offset{},
+            .extent = extent,
+        },
+        .clearValueCount = 0,
+        .pClearValues = nullptr,
+    };
+    cmdbuf.BeginRenderPass(renderpass_bi, VK_SUBPASS_CONTENTS_INLINE);
+
+    const VkViewport viewport{
+        .x = 0.0f,
+        .y = 0.0f,
+        .width = static_cast<float>(extent.width),
+        .height = static_cast<float>(extent.height),
+        .minDepth = 0.0f,
+        .maxDepth = 1.0f,
+    };
+    const VkRect2D scissor{
+        .offset = {0, 0},
+        .extent = extent,
+    };
+    cmdbuf.SetViewport(0, viewport);
+    cmdbuf.SetScissor(0, scissor);
+}
+
+} // namespace Vulkan