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Renderer.cpp
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Renderer.cpp
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#include "Renderer.h"
#include <array>
#include <fstream>
#include <iostream>
#include <cassert>
#include <cstring>
#include <algorithm>
#ifndef DRM_FORMAT_INVALID
#define DRM_FORMAT_INVALID 0
#define fourcc_code(a, b, c, d) ((uint32_t)(a) | ((uint32_t)(b) << 8) | \
((uint32_t)(c) << 16) | ((uint32_t)(d) << 24))
#define DRM_FORMAT_ARGB8888 fourcc_code('A', 'R', '2', '4')
#define DRM_FORMAT_ABGR8888 fourcc_code('A', 'B', '2', '4')
#define fourcc_mod_code(vendor, val) ((((uint64_t)vendor) << 56) | ((val) & 0x00ffffffffffffffULL))
#define DRM_FORMAT_MOD_INVALID fourcc_mod_code(0, ((1ULL << 56) - 1))
#define DRM_FORMAT_MOD_LINEAR fourcc_mod_code(0, 0)
#endif
struct Vertex {
float position[2];
};
static uint32_t to_drm_format(VkFormat format)
{
switch (format) {
case VK_FORMAT_B8G8R8A8_UNORM:
return DRM_FORMAT_ARGB8888;
case VK_FORMAT_R8G8B8A8_UNORM:
return DRM_FORMAT_ABGR8888;
default:
std::cerr << "Unsupported format " << format << std::endl;
return DRM_FORMAT_INVALID;
}
}
Renderer::Renderer(const VkInstance &inst, const VkDevice &dev, const VkPhysicalDevice &physDev, uint32_t graphicsIdx, uint32_t computeIdx, const std::vector<const char*> &devExtensions)
: m_inst(inst)
, m_dev(dev)
, m_physDev(physDev)
, m_queueFamilyIndex(graphicsIdx)
, m_queueFamilyIndexCompute(computeIdx)
{
auto checkExtension = [devExtensions](const char *name) {
return std::find(devExtensions.begin(), devExtensions.end(), name) != devExtensions.end();
};
d.haveDmaBuf = checkExtension(VK_EXT_EXTERNAL_MEMORY_DMA_BUF_EXTENSION_NAME);
d.haveDrmModifiers = checkExtension(VK_EXT_IMAGE_DRM_FORMAT_MODIFIER_EXTENSION_NAME);
#define VK_LOAD_PFN(name) d.name = (PFN_##name) vkGetInstanceProcAddr(m_inst, #name)
VK_LOAD_PFN(vkImportSemaphoreFdKHR);
VK_LOAD_PFN(vkGetMemoryFdKHR);
VK_LOAD_PFN(vkGetImageDrmFormatModifierPropertiesEXT);
VK_LOAD_PFN(vkGetCalibratedTimestampsEXT);
#undef VK_LOAD_PFN
VkPhysicalDeviceProperties props = {};
vkGetPhysicalDeviceProperties(m_physDev, &props);
m_timestampPeriod = props.limits.timestampPeriod;
}
Renderer::~Renderer()
{
for (const InputImage &image : m_images) {
vkDestroyImageView(m_dev, image.view, nullptr);
vkDestroyImage(m_dev, image.image, nullptr);
vkFreeMemory(m_dev, image.memory, nullptr);
vkDestroySemaphore(m_dev, image.semaphore, nullptr);
}
for (const StagingImage &image : m_stagingImages) {
vkDestroyImageView(m_dev, image.view, nullptr);
vkDestroyImage(m_dev, image.image, nullptr);
vkFreeMemory(m_dev, image.memory, nullptr);
vkDestroyFramebuffer(m_dev, image.framebuffer, nullptr);
}
vkDestroyImageView(m_dev, m_output.view, nullptr);
vkDestroyImage(m_dev, m_output.image, nullptr);
vkFreeMemory(m_dev, m_output.memory, nullptr);
vkDestroyFramebuffer(m_dev, m_output.framebuffer, nullptr);
vkDestroyQueryPool(m_dev, m_queryPool, nullptr);
vkDestroyCommandPool(m_dev, m_commandPool, nullptr);
vkDestroySampler(m_dev, m_sampler, nullptr);
vkDestroyBuffer(m_dev, m_vertexBuffer, nullptr);
vkFreeMemory(m_dev, m_vertexMemory, nullptr);
vkDestroyRenderPass(m_dev, m_renderPass, nullptr);
vkDestroyDescriptorPool(m_dev, m_descriptorPool, nullptr);
vkDestroyDescriptorSetLayout(m_dev, m_descriptorLayout, nullptr);
vkDestroyFence(m_dev, m_fence, nullptr);
}
void Renderer::Startup(uint32_t width, uint32_t height, VkFormat format)
{
m_format = format;
m_imageSize.width = width;
m_imageSize.height = height;
vkGetDeviceQueue(m_dev, m_queueFamilyIndex, 0, &m_queue);
vkGetDeviceQueue(m_dev, m_queueFamilyIndexCompute, 0, &m_queueCompute);
// Timestamp query
VkQueryPoolCreateInfo queryPoolInfo = {};
queryPoolInfo.sType = VK_STRUCTURE_TYPE_QUERY_POOL_CREATE_INFO;
queryPoolInfo.queryType = VK_QUERY_TYPE_TIMESTAMP;
queryPoolInfo.queryCount = 2;
VK_CHECK(vkCreateQueryPool(m_dev, &queryPoolInfo, nullptr, &m_queryPool));
// Command buffer
VkCommandPoolCreateInfo cmdPoolInfo = {};
cmdPoolInfo.sType = VK_STRUCTURE_TYPE_COMMAND_POOL_CREATE_INFO;
cmdPoolInfo.queueFamilyIndex = m_queueFamilyIndex;
cmdPoolInfo.flags = VK_COMMAND_POOL_CREATE_RESET_COMMAND_BUFFER_BIT;
VK_CHECK(vkCreateCommandPool(m_dev, &cmdPoolInfo, nullptr, &m_commandPool));
VkCommandBufferAllocateInfo commandBufferInfo = {};
commandBufferInfo.sType = VK_STRUCTURE_TYPE_COMMAND_BUFFER_ALLOCATE_INFO;
commandBufferInfo.level = VK_COMMAND_BUFFER_LEVEL_PRIMARY;
commandBufferInfo.commandPool = m_commandPool;
commandBufferInfo.commandBufferCount = 1;
VK_CHECK(vkAllocateCommandBuffers(m_dev, &commandBufferInfo, &m_commandBuffer));
// Vertex buffer
std::vector<Vertex> vertices = {
{ { -1.0f, 1.0f } },
{ { 1.0f, 1.0f } },
{ { -1.0f, -1.0f } },
{ { 1.0f, 1.0f } },
{ { 1.0f, -1.0f } },
{ { -1.0f, -1.0f } }
};
const VkDeviceSize vertexBufferSize = vertices.size() * sizeof(Vertex);
VkBuffer stagingBuffer;
VkDeviceMemory stagingMemory;
VkBufferCreateInfo bufferInfo = {};
bufferInfo.sType = VK_STRUCTURE_TYPE_BUFFER_CREATE_INFO;
bufferInfo.usage = VK_BUFFER_USAGE_TRANSFER_SRC_BIT;
bufferInfo.size = vertexBufferSize;
bufferInfo.sharingMode = VK_SHARING_MODE_EXCLUSIVE;
VK_CHECK(vkCreateBuffer(m_dev, &bufferInfo, nullptr, &stagingBuffer));
VkMemoryRequirements memReqs;
VkMemoryAllocateInfo memAllocInfo {};
memAllocInfo.sType = VK_STRUCTURE_TYPE_MEMORY_ALLOCATE_INFO;
vkGetBufferMemoryRequirements(m_dev, stagingBuffer, &memReqs);
memAllocInfo.allocationSize = memReqs.size;
memAllocInfo.memoryTypeIndex = memoryTypeIndex(VK_MEMORY_PROPERTY_HOST_VISIBLE_BIT | VK_MEMORY_PROPERTY_HOST_COHERENT_BIT, memReqs.memoryTypeBits);
VK_CHECK(vkAllocateMemory(m_dev, &memAllocInfo, nullptr, &stagingMemory));
void *mapped;
VK_CHECK(vkMapMemory(m_dev, stagingMemory, 0, vertexBufferSize, 0, &mapped));
memcpy(mapped, vertices.data(), vertexBufferSize);
vkUnmapMemory(m_dev, stagingMemory);
VK_CHECK(vkBindBufferMemory(m_dev, stagingBuffer, stagingMemory, 0));
bufferInfo.usage = VK_BUFFER_USAGE_VERTEX_BUFFER_BIT | VK_BUFFER_USAGE_TRANSFER_DST_BIT;
VK_CHECK(vkCreateBuffer(m_dev, &bufferInfo, nullptr, &m_vertexBuffer));
vkGetBufferMemoryRequirements(m_dev, m_vertexBuffer, &memReqs);
memAllocInfo.allocationSize = memReqs.size;
memAllocInfo.memoryTypeIndex = memoryTypeIndex(VK_MEMORY_PROPERTY_DEVICE_LOCAL_BIT, memReqs.memoryTypeBits);
VK_CHECK(vkAllocateMemory(m_dev, &memAllocInfo, nullptr, &m_vertexMemory));
VK_CHECK(vkBindBufferMemory(m_dev, m_vertexBuffer, m_vertexMemory, 0));
VkBufferCopy copyRegion = {};
copyRegion.size = vertexBufferSize;
commandBufferBegin();
vkCmdCopyBuffer(m_commandBuffer, stagingBuffer, m_vertexBuffer, 1, ©Region);
commandBufferSubmit();
vkDestroyBuffer(m_dev, stagingBuffer, nullptr);
vkFreeMemory(m_dev, stagingMemory, nullptr);
// Sampler
VkSamplerCreateInfo samplerInfo = {};
samplerInfo.sType = VK_STRUCTURE_TYPE_SAMPLER_CREATE_INFO;
samplerInfo.magFilter = VK_FILTER_LINEAR;
samplerInfo.minFilter = VK_FILTER_LINEAR;
samplerInfo.mipmapMode = VK_SAMPLER_MIPMAP_MODE_NEAREST;
samplerInfo.addressModeU = VK_SAMPLER_ADDRESS_MODE_REPEAT;
samplerInfo.addressModeV = VK_SAMPLER_ADDRESS_MODE_REPEAT;
samplerInfo.addressModeW = VK_SAMPLER_ADDRESS_MODE_REPEAT;
samplerInfo.anisotropyEnable = VK_TRUE;
samplerInfo.maxAnisotropy = 16.0f;
samplerInfo.borderColor = VK_BORDER_COLOR_FLOAT_TRANSPARENT_BLACK;
VK_CHECK(vkCreateSampler(m_dev, &samplerInfo, nullptr, &m_sampler));
// Renderpass
VkAttachmentDescription attachDesc = {};
attachDesc.format = m_format;
attachDesc.samples = VK_SAMPLE_COUNT_1_BIT;
attachDesc.loadOp = VK_ATTACHMENT_LOAD_OP_DONT_CARE;
attachDesc.storeOp = VK_ATTACHMENT_STORE_OP_STORE;
attachDesc.stencilLoadOp = VK_ATTACHMENT_LOAD_OP_DONT_CARE;
attachDesc.stencilStoreOp = VK_ATTACHMENT_STORE_OP_DONT_CARE;
attachDesc.initialLayout = VK_IMAGE_LAYOUT_UNDEFINED;
attachDesc.finalLayout = VK_IMAGE_LAYOUT_SHADER_READ_ONLY_OPTIMAL;
VkAttachmentReference ref = { 0, VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL };
VkSubpassDescription subDesc = {};
subDesc.pipelineBindPoint = VK_PIPELINE_BIND_POINT_GRAPHICS;
subDesc.colorAttachmentCount = 1;
subDesc.pColorAttachments = &ref;
std::array<VkSubpassDependency, 2> dependencies = {};
dependencies[0].srcSubpass = VK_SUBPASS_EXTERNAL;
dependencies[0].srcStageMask = VK_PIPELINE_STAGE_BOTTOM_OF_PIPE_BIT;
dependencies[0].srcAccessMask = VK_ACCESS_MEMORY_READ_BIT;
dependencies[0].dstSubpass = 0;
dependencies[0].dstStageMask = VK_PIPELINE_STAGE_COLOR_ATTACHMENT_OUTPUT_BIT;
dependencies[0].dstAccessMask = VK_ACCESS_COLOR_ATTACHMENT_READ_BIT | VK_ACCESS_COLOR_ATTACHMENT_WRITE_BIT;
dependencies[0].dependencyFlags = VK_DEPENDENCY_BY_REGION_BIT;
dependencies[1].srcSubpass = 0;
dependencies[1].srcStageMask = VK_PIPELINE_STAGE_COLOR_ATTACHMENT_OUTPUT_BIT;
dependencies[1].srcAccessMask = VK_ACCESS_COLOR_ATTACHMENT_READ_BIT | VK_ACCESS_COLOR_ATTACHMENT_WRITE_BIT;
dependencies[1].dstSubpass = VK_SUBPASS_EXTERNAL;
dependencies[1].dstStageMask = VK_PIPELINE_STAGE_BOTTOM_OF_PIPE_BIT;
dependencies[1].dstAccessMask = VK_ACCESS_MEMORY_READ_BIT;
dependencies[1].dependencyFlags = VK_DEPENDENCY_BY_REGION_BIT;
VkRenderPassCreateInfo renderPassInfo = {};
renderPassInfo.sType = VK_STRUCTURE_TYPE_RENDER_PASS_CREATE_INFO;
renderPassInfo.attachmentCount = 1;
renderPassInfo.pAttachments = &attachDesc;
renderPassInfo.subpassCount = 1;
renderPassInfo.pSubpasses = &subDesc;
renderPassInfo.dependencyCount = dependencies.size();
renderPassInfo.pDependencies = dependencies.data();
VK_CHECK(vkCreateRenderPass(m_dev, &renderPassInfo, nullptr, &m_renderPass));
// Descriptors
VkDescriptorSetLayoutBinding descriptorBinding = {};
descriptorBinding.descriptorType = VK_DESCRIPTOR_TYPE_COMBINED_IMAGE_SAMPLER;
descriptorBinding.stageFlags = VK_SHADER_STAGE_FRAGMENT_BIT;
descriptorBinding.descriptorCount = 1;
descriptorBinding.pImmutableSamplers = &m_sampler;
VkDescriptorSetLayoutCreateInfo descriptorSetLayoutInfo = {};
descriptorSetLayoutInfo.sType = VK_STRUCTURE_TYPE_DESCRIPTOR_SET_LAYOUT_CREATE_INFO;
descriptorSetLayoutInfo.bindingCount = 1;
descriptorSetLayoutInfo.pBindings = &descriptorBinding;
VK_CHECK(vkCreateDescriptorSetLayout(m_dev, &descriptorSetLayoutInfo, nullptr, &m_descriptorLayout));
VkDescriptorPoolSize descriptorPoolSize = {};
descriptorPoolSize.descriptorCount = 128;
descriptorPoolSize.type = VK_DESCRIPTOR_TYPE_COMBINED_IMAGE_SAMPLER;
VkDescriptorPoolCreateInfo descriptorPoolInfo = {};
descriptorPoolInfo.sType = VK_STRUCTURE_TYPE_DESCRIPTOR_POOL_CREATE_INFO;
descriptorPoolInfo.maxSets = descriptorPoolSize.descriptorCount;
descriptorPoolInfo.poolSizeCount = 1;
descriptorPoolInfo.pPoolSizes = &descriptorPoolSize;
descriptorPoolInfo.flags = VK_DESCRIPTOR_POOL_CREATE_FREE_DESCRIPTOR_SET_BIT;
VK_CHECK(vkCreateDescriptorPool(m_dev, &descriptorPoolInfo, nullptr, &m_descriptorPool));
// Fence
VkFenceCreateInfo fenceInfo = {};
fenceInfo.sType = VK_STRUCTURE_TYPE_FENCE_CREATE_INFO;
VK_CHECK(vkCreateFence(m_dev, &fenceInfo, nullptr, &m_fence));
}
void Renderer::AddImage(VkImageCreateInfo imageInfo, size_t memoryIndex, int imageFd, int semaphoreFd)
{
VkExternalMemoryImageCreateInfo extMemImageInfo = {};
extMemImageInfo.sType = VK_STRUCTURE_TYPE_EXTERNAL_MEMORY_IMAGE_CREATE_INFO;
extMemImageInfo.handleTypes = VK_EXTERNAL_MEMORY_HANDLE_TYPE_OPAQUE_FD_BIT;
imageInfo.pNext = &extMemImageInfo;
imageInfo.initialLayout = VK_IMAGE_LAYOUT_UNDEFINED;
VkImage image;
VK_CHECK(vkCreateImage(m_dev, &imageInfo, nullptr, &image));
VkMemoryRequirements req;
vkGetImageMemoryRequirements(m_dev, image, &req);
VkMemoryDedicatedAllocateInfo dedicatedMemInfo = {};
dedicatedMemInfo.sType = VK_STRUCTURE_TYPE_MEMORY_DEDICATED_ALLOCATE_INFO;
dedicatedMemInfo.image = image;
VkImportMemoryFdInfoKHR importMemInfo = {};
importMemInfo.sType = VK_STRUCTURE_TYPE_IMPORT_MEMORY_FD_INFO_KHR;
importMemInfo.pNext = &dedicatedMemInfo;
importMemInfo.handleType = VK_EXTERNAL_MEMORY_HANDLE_TYPE_OPAQUE_FD_BIT;
importMemInfo.fd = imageFd;
VkMemoryAllocateInfo memAllocInfo = {};
memAllocInfo.sType = VK_STRUCTURE_TYPE_MEMORY_ALLOCATE_INFO;
memAllocInfo.pNext = &importMemInfo;
memAllocInfo.allocationSize = req.size;
memAllocInfo.memoryTypeIndex = memoryIndex;
VkDeviceMemory mem;
VK_CHECK(vkAllocateMemory(m_dev, &memAllocInfo, nullptr, &mem));
VK_CHECK(vkBindImageMemory(m_dev, image, mem, 0));
VkSemaphoreTypeCreateInfo timelineInfo = {};
timelineInfo.sType = VK_STRUCTURE_TYPE_SEMAPHORE_TYPE_CREATE_INFO;
timelineInfo.semaphoreType = VK_SEMAPHORE_TYPE_TIMELINE;
VkSemaphoreCreateInfo semInfo = {};
semInfo.sType = VK_STRUCTURE_TYPE_SEMAPHORE_CREATE_INFO;
semInfo.pNext = &timelineInfo;
VkSemaphore semaphore;
VK_CHECK(vkCreateSemaphore(m_dev, &semInfo, nullptr, &semaphore));
VkImportSemaphoreFdInfoKHR impSemInfo = {};
impSemInfo.sType = VK_STRUCTURE_TYPE_IMPORT_SEMAPHORE_FD_INFO_KHR;
impSemInfo.semaphore = semaphore;
impSemInfo.handleType = VK_EXTERNAL_SEMAPHORE_HANDLE_TYPE_OPAQUE_FD_BIT;
impSemInfo.fd = semaphoreFd;
VK_CHECK(d.vkImportSemaphoreFdKHR(m_dev, &impSemInfo));
VkImageViewCreateInfo viewInfo = {};
viewInfo.sType = VK_STRUCTURE_TYPE_IMAGE_VIEW_CREATE_INFO;
viewInfo.viewType = VK_IMAGE_VIEW_TYPE_2D;
viewInfo.format = imageInfo.format;
viewInfo.image = image;
viewInfo.subresourceRange = {};
viewInfo.subresourceRange.aspectMask = VK_IMAGE_ASPECT_COLOR_BIT;
viewInfo.subresourceRange.baseMipLevel = 0;
viewInfo.subresourceRange.levelCount = 1;
viewInfo.subresourceRange.baseArrayLayer = 0;
viewInfo.subresourceRange.layerCount = 1;
viewInfo.components.r = VK_COMPONENT_SWIZZLE_IDENTITY;
viewInfo.components.g = VK_COMPONENT_SWIZZLE_IDENTITY;
viewInfo.components.b = VK_COMPONENT_SWIZZLE_IDENTITY;
viewInfo.components.a = VK_COMPONENT_SWIZZLE_IDENTITY;
VkImageView view;
VK_CHECK(vkCreateImageView(m_dev, &viewInfo, nullptr, &view));
VkDescriptorSetAllocateInfo descriptorAllocInfo = {};
descriptorAllocInfo.sType = VK_STRUCTURE_TYPE_DESCRIPTOR_SET_ALLOCATE_INFO;
descriptorAllocInfo.descriptorSetCount = 1;
descriptorAllocInfo.pSetLayouts = &m_descriptorLayout;
descriptorAllocInfo.descriptorPool = m_descriptorPool;
VkDescriptorSet descriptor;
VK_CHECK(vkAllocateDescriptorSets(m_dev, &descriptorAllocInfo, &descriptor));
VkDescriptorImageInfo descriptorImageInfo = {};
descriptorImageInfo.imageView = view;
descriptorImageInfo.imageLayout = VK_IMAGE_LAYOUT_SHADER_READ_ONLY_OPTIMAL;
VkWriteDescriptorSet descriptorWriteSet = {};
descriptorWriteSet.sType = VK_STRUCTURE_TYPE_WRITE_DESCRIPTOR_SET;
descriptorWriteSet.descriptorCount = 1;
descriptorWriteSet.descriptorType = VK_DESCRIPTOR_TYPE_COMBINED_IMAGE_SAMPLER;
descriptorWriteSet.dstSet = descriptor;
descriptorWriteSet.pImageInfo = &descriptorImageInfo;
vkUpdateDescriptorSets(m_dev, 1, &descriptorWriteSet, 0, nullptr);
VkImageMemoryBarrier imageBarrier = {};
imageBarrier.sType = VK_STRUCTURE_TYPE_IMAGE_MEMORY_BARRIER;
imageBarrier.oldLayout = VK_IMAGE_LAYOUT_UNDEFINED;
imageBarrier.newLayout = VK_IMAGE_LAYOUT_SHADER_READ_ONLY_OPTIMAL;
imageBarrier.image = image;
imageBarrier.subresourceRange.aspectMask = VK_IMAGE_ASPECT_COLOR_BIT;
imageBarrier.subresourceRange.layerCount = 1;
imageBarrier.subresourceRange.levelCount = 1;
imageBarrier.srcAccessMask = 0;
imageBarrier.dstAccessMask = VK_ACCESS_SHADER_READ_BIT;
commandBufferBegin();
vkCmdPipelineBarrier(m_commandBuffer, VK_PIPELINE_STAGE_BOTTOM_OF_PIPE_BIT, VK_PIPELINE_STAGE_FRAGMENT_SHADER_BIT, 0, 0, nullptr, 0, nullptr, 1, &imageBarrier);
commandBufferSubmit();
m_images.push_back({image, mem, semaphore, view, descriptor});
}
void Renderer::AddPipeline(RenderPipeline *pipeline)
{
pipeline->Build();
m_pipelines.push_back(pipeline);
if (m_pipelines.size() > 1 && m_stagingImages.size() < 2) {
addStagingImage(m_imageSize.width, m_imageSize.height);
}
}
Renderer::Output Renderer::CreateOutput(uint32_t width, uint32_t height)
{
m_output.imageInfo = {};
m_output.imageInfo.sType = VK_STRUCTURE_TYPE_IMAGE_CREATE_INFO;
m_output.imageInfo.imageType = VK_IMAGE_TYPE_2D;
m_output.imageInfo.format = m_format;
m_output.imageInfo.extent.width = width;
m_output.imageInfo.extent.height = height;
m_output.imageInfo.extent.depth = 1;
m_output.imageInfo.mipLevels = 1;
m_output.imageInfo.arrayLayers = 1;
m_output.imageInfo.samples = VK_SAMPLE_COUNT_1_BIT;
m_output.imageInfo.usage = VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT | VK_IMAGE_USAGE_SAMPLED_BIT | VK_IMAGE_USAGE_TRANSFER_SRC_BIT;
m_output.imageInfo.sharingMode = VK_SHARING_MODE_EXCLUSIVE;
m_output.imageInfo.initialLayout = VK_IMAGE_LAYOUT_UNDEFINED;
std::vector<VkDrmFormatModifierPropertiesEXT> modifierProps;
if (d.haveDrmModifiers) {
VkImageDrmFormatModifierListCreateInfoEXT modifierListInfo = {};
modifierListInfo.sType = VK_STRUCTURE_TYPE_IMAGE_DRM_FORMAT_MODIFIER_LIST_CREATE_INFO_EXT;
m_output.imageInfo.pNext = &modifierListInfo;
m_output.imageInfo.tiling = VK_IMAGE_TILING_DRM_FORMAT_MODIFIER_EXT;
VkDrmFormatModifierPropertiesListEXT modifierPropsList = {};
modifierPropsList.sType = VK_STRUCTURE_TYPE_DRM_FORMAT_MODIFIER_PROPERTIES_LIST_EXT;
VkFormatProperties2 formatProps = {};
formatProps.sType = VK_STRUCTURE_TYPE_FORMAT_PROPERTIES_2;
formatProps.pNext = &modifierPropsList;
vkGetPhysicalDeviceFormatProperties2(m_physDev, m_output.imageInfo.format, &formatProps);
modifierProps.resize(modifierPropsList.drmFormatModifierCount);
modifierPropsList.pDrmFormatModifierProperties = modifierProps.data();
vkGetPhysicalDeviceFormatProperties2(m_physDev, m_output.imageInfo.format, &formatProps);
std::vector<uint64_t> imageModifiers;
std::cout << "Available modifiers:" << std::endl;
for (const VkDrmFormatModifierPropertiesEXT &prop : modifierProps) {
std::cout << "modifier: " << prop.drmFormatModifier << " planes: " << prop.drmFormatModifierPlaneCount << std::endl;
VkPhysicalDeviceImageDrmFormatModifierInfoEXT modInfo = {};
modInfo.sType = VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_IMAGE_DRM_FORMAT_MODIFIER_INFO_EXT;
modInfo.drmFormatModifier = prop.drmFormatModifier;
modInfo.sharingMode = m_output.imageInfo.sharingMode;
modInfo.queueFamilyIndexCount = m_output.imageInfo.queueFamilyIndexCount;
modInfo.pQueueFamilyIndices = m_output.imageInfo.pQueueFamilyIndices;
VkPhysicalDeviceImageFormatInfo2 formatInfo = {};
formatInfo.sType = VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_IMAGE_FORMAT_INFO_2;
formatInfo.pNext = &modInfo;
formatInfo.format = m_output.imageInfo.format;
formatInfo.type = m_output.imageInfo.imageType;
formatInfo.tiling = m_output.imageInfo.tiling;
formatInfo.usage = m_output.imageInfo.usage;
formatInfo.flags = m_output.imageInfo.flags;
VkImageFormatProperties2 imageFormatProps = {};
imageFormatProps.sType = VK_STRUCTURE_TYPE_IMAGE_FORMAT_PROPERTIES_2;
imageFormatProps.pNext = NULL;
VkResult r = vkGetPhysicalDeviceImageFormatProperties2(m_physDev, &formatInfo, &imageFormatProps);
if (r == VK_SUCCESS) {
imageModifiers.push_back(prop.drmFormatModifier);
}
}
modifierListInfo.drmFormatModifierCount = imageModifiers.size();
modifierListInfo.pDrmFormatModifiers = imageModifiers.data();
VkExternalMemoryImageCreateInfo extMemImageInfo = {};
extMemImageInfo.sType = VK_STRUCTURE_TYPE_EXTERNAL_MEMORY_IMAGE_CREATE_INFO;
extMemImageInfo.handleTypes = VK_EXTERNAL_MEMORY_HANDLE_TYPE_DMA_BUF_BIT_EXT;
modifierListInfo.pNext = &extMemImageInfo;
VK_CHECK(vkCreateImage(m_dev, &m_output.imageInfo, nullptr, &m_output.image));
} else if (d.haveDmaBuf) {
VkExternalMemoryImageCreateInfo extMemImageInfo = {};
extMemImageInfo.sType = VK_STRUCTURE_TYPE_EXTERNAL_MEMORY_IMAGE_CREATE_INFO;
extMemImageInfo.handleTypes = VK_EXTERNAL_MEMORY_HANDLE_TYPE_DMA_BUF_BIT_EXT;
m_output.imageInfo.pNext = &extMemImageInfo;
m_output.imageInfo.tiling = VK_IMAGE_TILING_LINEAR;
VK_CHECK(vkCreateImage(m_dev, &m_output.imageInfo, nullptr, &m_output.image));
} else {
m_output.imageInfo.tiling = VK_IMAGE_TILING_OPTIMAL;
VK_CHECK(vkCreateImage(m_dev, &m_output.imageInfo, nullptr, &m_output.image));
}
VkMemoryDedicatedRequirements mdr = {};
mdr.sType = VK_STRUCTURE_TYPE_MEMORY_DEDICATED_REQUIREMENTS;
VkMemoryRequirements2 memoryReqs = {};
memoryReqs.sType = VK_STRUCTURE_TYPE_MEMORY_REQUIREMENTS_2;
memoryReqs.pNext = &mdr;
VkImageMemoryRequirementsInfo2 memoryReqsInfo = {};
memoryReqsInfo.sType = VK_STRUCTURE_TYPE_IMAGE_MEMORY_REQUIREMENTS_INFO_2;
memoryReqsInfo.image = m_output.image;
vkGetImageMemoryRequirements2(m_dev, &memoryReqsInfo, &memoryReqs);
VkExportMemoryAllocateInfo memory_export_info = {};
memory_export_info.sType = VK_STRUCTURE_TYPE_EXPORT_MEMORY_ALLOCATE_INFO;
memory_export_info.handleTypes = VK_EXTERNAL_MEMORY_HANDLE_TYPE_DMA_BUF_BIT_EXT;
VkMemoryDedicatedAllocateInfo memory_dedicated_info = {};
memory_dedicated_info.sType = VK_STRUCTURE_TYPE_MEMORY_DEDICATED_ALLOCATE_INFO;
memory_dedicated_info.pNext = &memory_export_info;
memory_dedicated_info.image = m_output.image;
VkMemoryAllocateInfo memi = {};
memi.sType = VK_STRUCTURE_TYPE_MEMORY_ALLOCATE_INFO;
memi.pNext = &memory_dedicated_info;
memi.allocationSize = memoryReqs.memoryRequirements.size;
memi.memoryTypeIndex = memoryTypeIndex(VK_MEMORY_PROPERTY_DEVICE_LOCAL_BIT, memoryReqs.memoryRequirements.memoryTypeBits);
VK_CHECK(vkAllocateMemory(m_dev, &memi, nullptr, &m_output.memory));
VkBindImageMemoryInfo bimi = {};
bimi.sType = VK_STRUCTURE_TYPE_BIND_IMAGE_MEMORY_INFO;
bimi.image = m_output.image;
bimi.memory = m_output.memory;
bimi.memoryOffset = 0;
VK_CHECK(vkBindImageMemory2(m_dev, 1, &bimi));
// DRM export
VkMemoryGetFdInfoKHR memoryGetFdInfo = {};
memoryGetFdInfo.sType = VK_STRUCTURE_TYPE_MEMORY_GET_FD_INFO_KHR;
memoryGetFdInfo.memory = m_output.memory;
memoryGetFdInfo.handleType = VK_EXTERNAL_MEMORY_HANDLE_TYPE_DMA_BUF_BIT_EXT;
VkResult res = d.vkGetMemoryFdKHR(m_dev, &memoryGetFdInfo, &m_output.drm.fd);
if (res != VK_SUCCESS) {
std::cout << "vkGetMemoryFdKHR " << result_to_str(res) << std::endl;
} else {
if (d.haveDrmModifiers) {
VkImageDrmFormatModifierPropertiesEXT imageDrmProps = {};
imageDrmProps.sType = VK_STRUCTURE_TYPE_IMAGE_DRM_FORMAT_MODIFIER_PROPERTIES_EXT;
d.vkGetImageDrmFormatModifierPropertiesEXT(m_dev, m_output.image, &imageDrmProps);
if (res != VK_SUCCESS) {
std::cout << "vkGetImageDrmFormatModifierPropertiesEXT " << result_to_str(res) << std::endl;
} else {
m_output.drm.modifier = imageDrmProps.drmFormatModifier;
for (VkDrmFormatModifierPropertiesEXT prop : modifierProps) {
if (prop.drmFormatModifier == m_output.drm.modifier) {
m_output.drm.planes = prop.drmFormatModifierPlaneCount;
}
}
}
} else {
m_output.drm.modifier = DRM_FORMAT_MOD_INVALID;
m_output.drm.planes = 1;
}
for (uint32_t i = 0; i < m_output.drm.planes; i++) {
VkImageSubresource subresource = {};
if (d.haveDrmModifiers) {
subresource.aspectMask = VK_IMAGE_ASPECT_MEMORY_PLANE_0_BIT_EXT << i;
} else {
subresource.aspectMask = VK_IMAGE_ASPECT_COLOR_BIT;
}
VkSubresourceLayout layout;
vkGetImageSubresourceLayout(m_dev, m_output.image, &subresource, &layout);
m_output.drm.strides[i] = layout.rowPitch;
m_output.drm.offsets[i] = layout.offset;
}
}
m_output.drm.format = to_drm_format(m_output.imageInfo.format);
VkImageViewCreateInfo viewInfo = {};
viewInfo.sType = VK_STRUCTURE_TYPE_IMAGE_VIEW_CREATE_INFO;
viewInfo.viewType = VK_IMAGE_VIEW_TYPE_2D;
viewInfo.format = m_output.imageInfo.format;
viewInfo.image = m_output.image;
viewInfo.subresourceRange = {};
viewInfo.subresourceRange.aspectMask = VK_IMAGE_ASPECT_COLOR_BIT;
viewInfo.subresourceRange.baseMipLevel = 0;
viewInfo.subresourceRange.levelCount = 1;
viewInfo.subresourceRange.baseArrayLayer = 0;
viewInfo.subresourceRange.layerCount = 1;
viewInfo.components.r = VK_COMPONENT_SWIZZLE_IDENTITY;
viewInfo.components.g = VK_COMPONENT_SWIZZLE_IDENTITY;
viewInfo.components.b = VK_COMPONENT_SWIZZLE_IDENTITY;
viewInfo.components.a = VK_COMPONENT_SWIZZLE_IDENTITY;
VK_CHECK(vkCreateImageView(m_dev, &viewInfo, nullptr, &m_output.view));
VkFramebufferCreateInfo framebufferInfo = {};
framebufferInfo.sType = VK_STRUCTURE_TYPE_FRAMEBUFFER_CREATE_INFO;
framebufferInfo.renderPass = m_renderPass;
framebufferInfo.attachmentCount = 1;
framebufferInfo.pAttachments = &m_output.view;
framebufferInfo.layers = 1;
framebufferInfo.width = m_output.imageInfo.extent.width;
framebufferInfo.height = m_output.imageInfo.extent.height;
VK_CHECK(vkCreateFramebuffer(m_dev, &framebufferInfo, nullptr, &m_output.framebuffer));
return m_output;
}
void Renderer::Render(uint32_t index, uint64_t waitValue)
{
if (!m_inputImageCapture.empty()) {
dumpImage(m_images[index].image, VK_IMAGE_LAYOUT_SHADER_READ_ONLY_OPTIMAL, m_imageSize.width, m_imageSize.height, m_inputImageCapture);
m_inputImageCapture.clear();
}
VkCommandBufferBeginInfo commandBufferBegin = {};
commandBufferBegin.sType = VK_STRUCTURE_TYPE_COMMAND_BUFFER_BEGIN_INFO;
VK_CHECK(vkBeginCommandBuffer(m_commandBuffer, &commandBufferBegin));
vkCmdResetQueryPool(m_commandBuffer, m_queryPool, 0, 2);
vkCmdWriteTimestamp(m_commandBuffer, VK_PIPELINE_STAGE_TOP_OF_PIPE_BIT, m_queryPool, 0);
for (size_t i = 0; i < m_pipelines.size(); ++i) {
VkRect2D rect = {};
VkDescriptorSet in = VK_NULL_HANDLE;
VkFramebuffer out = VK_NULL_HANDLE;
if (i == 0) {
in = m_images[index].descriptor;
} else {
in = m_stagingImages[(i - 1) % m_stagingImages.size()].descriptor;
}
if (i == m_pipelines.size() - 1) {
out = m_output.framebuffer;
rect.extent.width = m_output.imageInfo.extent.width;
rect.extent.height = m_output.imageInfo.extent.height;
} else {
out = m_stagingImages[i % m_stagingImages.size()].framebuffer;
rect.extent = m_imageSize;
}
m_pipelines[i]->Render(in, out, rect);
}
vkCmdWriteTimestamp(m_commandBuffer, VK_PIPELINE_STAGE_BOTTOM_OF_PIPE_BIT, m_queryPool, 1);
VK_CHECK(vkEndCommandBuffer(m_commandBuffer));
VkTimelineSemaphoreSubmitInfo timelineInfo = {};
timelineInfo.sType = VK_STRUCTURE_TYPE_TIMELINE_SEMAPHORE_SUBMIT_INFO;
timelineInfo.waitSemaphoreValueCount = 1;
timelineInfo.pWaitSemaphoreValues = &waitValue;
VkPipelineStageFlags waitStage = VK_PIPELINE_STAGE_FRAGMENT_SHADER_BIT;
VkSubmitInfo submitInfo = {};
submitInfo.sType = VK_STRUCTURE_TYPE_SUBMIT_INFO;
submitInfo.pNext = &timelineInfo;
submitInfo.waitSemaphoreCount = 1;
submitInfo.pWaitSemaphores = &m_images[index].semaphore;
submitInfo.pWaitDstStageMask = &waitStage;
submitInfo.commandBufferCount = 1;
submitInfo.pCommandBuffers = &m_commandBuffer;
VK_CHECK(vkQueueSubmit(m_queue, 1, &submitInfo, m_fence));
VK_CHECK(vkWaitForFences(m_dev, 1, &m_fence, VK_TRUE, UINT64_MAX));
VK_CHECK(vkResetFences(m_dev, 1, &m_fence));
if (!m_outputImageCapture.empty()) {
dumpImage(m_output.image, VK_IMAGE_LAYOUT_SHADER_READ_ONLY_OPTIMAL, m_output.imageInfo.extent.width, m_output.imageInfo.extent.height, m_outputImageCapture);
m_outputImageCapture.clear();
}
}
Renderer::Timestamps Renderer::GetTimestamps()
{
uint64_t queries[2];
VK_CHECK(vkGetQueryPoolResults(m_dev, m_queryPool, 0, 2, 2 * sizeof(uint64_t), queries, sizeof(uint64_t), VK_QUERY_RESULT_64_BIT));
queries[0] *= m_timestampPeriod;
queries[1] *= m_timestampPeriod;
VkCalibratedTimestampInfoEXT timestampInfo = {};
timestampInfo.sType = VK_STRUCTURE_TYPE_CALIBRATED_TIMESTAMP_INFO_EXT;
timestampInfo.timeDomain = VK_TIME_DOMAIN_DEVICE_EXT;
uint64_t deviation;
uint64_t timestamp;
VK_CHECK(d.vkGetCalibratedTimestampsEXT(m_dev, 1, ×tampInfo, ×tamp, &deviation));
timestamp *= m_timestampPeriod;
return {timestamp, queries[0], queries[1]};
}
void Renderer::Wait(uint32_t index, uint64_t waitValue)
{
VkSemaphoreWaitInfo waitInfo = {};
waitInfo.sType = VK_STRUCTURE_TYPE_SEMAPHORE_WAIT_INFO;
waitInfo.semaphoreCount = 1;
waitInfo.pSemaphores = &m_images[index].semaphore;
waitInfo.pValues = &waitValue;
VK_CHECK(vkWaitSemaphores(m_dev, &waitInfo, UINT64_MAX));
}
void Renderer::CaptureInputFrame(const std::string &filename)
{
m_inputImageCapture = filename;
}
void Renderer::CaptureOutputFrame(const std::string &filename)
{
m_outputImageCapture = filename;
}
void Renderer::CopyOutput(VkImage image, VkFormat format, VkImageLayout layout, VkSemaphore *semaphore, VkFence *fence)
{
std::array<VkImageMemoryBarrier, 2> imageBarrierIn;
imageBarrierIn[0] = {};
imageBarrierIn[0].sType = VK_STRUCTURE_TYPE_IMAGE_MEMORY_BARRIER;
imageBarrierIn[0].oldLayout = VK_IMAGE_LAYOUT_SHADER_READ_ONLY_OPTIMAL;
imageBarrierIn[0].newLayout = VK_IMAGE_LAYOUT_TRANSFER_SRC_OPTIMAL;
imageBarrierIn[0].image = m_output.image;
imageBarrierIn[0].subresourceRange.aspectMask = VK_IMAGE_ASPECT_COLOR_BIT;
imageBarrierIn[0].subresourceRange.layerCount = 1;
imageBarrierIn[0].subresourceRange.levelCount = 1;
imageBarrierIn[0].srcAccessMask = 0;
imageBarrierIn[0].dstAccessMask = VK_ACCESS_TRANSFER_READ_BIT;
imageBarrierIn[1] = {};
imageBarrierIn[1].sType = VK_STRUCTURE_TYPE_IMAGE_MEMORY_BARRIER;
imageBarrierIn[1].oldLayout = layout;
imageBarrierIn[1].newLayout = VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL;
imageBarrierIn[1].image = image;
imageBarrierIn[1].subresourceRange.aspectMask = VK_IMAGE_ASPECT_COLOR_BIT;
imageBarrierIn[1].subresourceRange.layerCount = 1;
imageBarrierIn[1].subresourceRange.levelCount = 1;
imageBarrierIn[1].srcAccessMask = 0;
imageBarrierIn[1].dstAccessMask = VK_ACCESS_TRANSFER_WRITE_BIT;
commandBufferBegin();
vkCmdPipelineBarrier(m_commandBuffer, VK_PIPELINE_STAGE_TRANSFER_BIT, VK_PIPELINE_STAGE_TRANSFER_BIT, 0, 0, nullptr, 0, nullptr, imageBarrierIn.size(), imageBarrierIn.data());
if (m_format == format) {
VkImageCopy imageCopy;
imageCopy.srcSubresource.aspectMask = VK_IMAGE_ASPECT_COLOR_BIT;
imageCopy.srcSubresource.mipLevel = 0;
imageCopy.srcSubresource.baseArrayLayer = 0;
imageCopy.srcSubresource.layerCount = 1;
imageCopy.srcOffset.x = 0;
imageCopy.srcOffset.y = 0;
imageCopy.srcOffset.z = 0;
imageCopy.dstSubresource.aspectMask = VK_IMAGE_ASPECT_COLOR_BIT;
imageCopy.dstSubresource.mipLevel = 0;
imageCopy.dstSubresource.baseArrayLayer = 0;
imageCopy.dstSubresource.layerCount = 1;
imageCopy.dstOffset.x = 0;
imageCopy.dstOffset.y = 0;
imageCopy.dstOffset.z = 0;
imageCopy.extent.width = m_output.imageInfo.extent.width;
imageCopy.extent.height = m_output.imageInfo.extent.height;
imageCopy.extent.depth = 1;
vkCmdCopyImage(m_commandBuffer, m_output.image, VK_IMAGE_LAYOUT_TRANSFER_SRC_OPTIMAL, image, VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL, 1, &imageCopy);
} else {
VkImageBlit imageBlit;
imageBlit.srcSubresource.aspectMask = VK_IMAGE_ASPECT_COLOR_BIT;
imageBlit.srcSubresource.mipLevel = 0;
imageBlit.srcSubresource.baseArrayLayer = 0;
imageBlit.srcSubresource.layerCount = 1;
imageBlit.srcOffsets[0].x = 0;
imageBlit.srcOffsets[0].y = 0;
imageBlit.srcOffsets[0].z = 0;
imageBlit.srcOffsets[1].x = m_output.imageInfo.extent.width;
imageBlit.srcOffsets[1].y = m_output.imageInfo.extent.height;
imageBlit.srcOffsets[1].z = 1;
imageBlit.dstSubresource.aspectMask = VK_IMAGE_ASPECT_COLOR_BIT;
imageBlit.dstSubresource.mipLevel = 0;
imageBlit.dstSubresource.baseArrayLayer = 0;
imageBlit.dstSubresource.layerCount = 1;
imageBlit.dstOffsets[0].x = 0;
imageBlit.dstOffsets[0].y = 0;
imageBlit.dstOffsets[0].z = 0;
imageBlit.dstOffsets[1].x = m_output.imageInfo.extent.width;
imageBlit.dstOffsets[1].y = m_output.imageInfo.extent.height;
imageBlit.dstOffsets[1].z = 1;
vkCmdBlitImage(m_commandBuffer, m_output.image, VK_IMAGE_LAYOUT_TRANSFER_SRC_OPTIMAL, image, VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL, 1, &imageBlit, VK_FILTER_NEAREST);
}
VK_CHECK(vkEndCommandBuffer(m_commandBuffer));
VkSubmitInfo submitInfo = {};
submitInfo.sType = VK_STRUCTURE_TYPE_SUBMIT_INFO;
submitInfo.signalSemaphoreCount = semaphore ? 1 : 0;
submitInfo.pSignalSemaphores = semaphore;
submitInfo.commandBufferCount = 1;
submitInfo.pCommandBuffers = &m_commandBuffer;
VK_CHECK(vkQueueSubmit(m_queue, 1, &submitInfo, fence ? *fence : nullptr));
}
std::string Renderer::result_to_str(VkResult result)
{
switch (result) {
#define VAL(x) case x: return #x
VAL(VK_SUCCESS);
VAL(VK_NOT_READY);
VAL(VK_TIMEOUT);
VAL(VK_EVENT_SET);
VAL(VK_EVENT_RESET);
VAL(VK_INCOMPLETE);
VAL(VK_ERROR_OUT_OF_HOST_MEMORY);
VAL(VK_ERROR_OUT_OF_DEVICE_MEMORY);
VAL(VK_ERROR_INITIALIZATION_FAILED);
VAL(VK_ERROR_DEVICE_LOST);
VAL(VK_ERROR_MEMORY_MAP_FAILED);
VAL(VK_ERROR_LAYER_NOT_PRESENT);
VAL(VK_ERROR_EXTENSION_NOT_PRESENT);
VAL(VK_ERROR_FEATURE_NOT_PRESENT);
VAL(VK_ERROR_INCOMPATIBLE_DRIVER);
VAL(VK_ERROR_TOO_MANY_OBJECTS);
VAL(VK_ERROR_FORMAT_NOT_SUPPORTED);
VAL(VK_ERROR_FRAGMENTED_POOL);
VAL(VK_ERROR_OUT_OF_POOL_MEMORY);
VAL(VK_ERROR_INVALID_EXTERNAL_HANDLE);
VAL(VK_ERROR_SURFACE_LOST_KHR);
VAL(VK_ERROR_NATIVE_WINDOW_IN_USE_KHR);
VAL(VK_SUBOPTIMAL_KHR);
VAL(VK_ERROR_OUT_OF_DATE_KHR);
VAL(VK_ERROR_INCOMPATIBLE_DISPLAY_KHR);
VAL(VK_ERROR_VALIDATION_FAILED_EXT);
VAL(VK_ERROR_INVALID_SHADER_NV);
VAL(VK_ERROR_INVALID_DRM_FORMAT_MODIFIER_PLANE_LAYOUT_EXT);
VAL(VK_ERROR_NOT_PERMITTED_EXT);
VAL(VK_RESULT_MAX_ENUM);
#undef VAL
default: return "Unknown VkResult";
}
}
void Renderer::commandBufferBegin()
{
VkCommandBufferBeginInfo commandBufferBegin = {};
commandBufferBegin.sType = VK_STRUCTURE_TYPE_COMMAND_BUFFER_BEGIN_INFO;
VK_CHECK(vkBeginCommandBuffer(m_commandBuffer, &commandBufferBegin));
}
void Renderer::commandBufferSubmit()
{
VK_CHECK(vkEndCommandBuffer(m_commandBuffer));
VkSubmitInfo submitInfo = {};
submitInfo.sType = VK_STRUCTURE_TYPE_SUBMIT_INFO;
submitInfo.commandBufferCount = 1;
submitInfo.pCommandBuffers = &m_commandBuffer;
VkFenceCreateInfo fenceInfo = {};
fenceInfo.sType = VK_STRUCTURE_TYPE_FENCE_CREATE_INFO;
VkFence fence;
VK_CHECK(vkCreateFence(m_dev, &fenceInfo, nullptr, &fence));
VK_CHECK(vkQueueSubmit(m_queue, 1, &submitInfo, fence));
VK_CHECK(vkWaitForFences(m_dev, 1, &fence, VK_TRUE, UINT64_MAX));
vkDestroyFence(m_dev, fence, nullptr);
}
void Renderer::addStagingImage(uint32_t width, uint32_t height)
{
VkImageCreateInfo imageInfo = {};
imageInfo = {};
imageInfo.sType = VK_STRUCTURE_TYPE_IMAGE_CREATE_INFO;
imageInfo.imageType = VK_IMAGE_TYPE_2D;
imageInfo.format = m_format;
imageInfo.extent.width = width;
imageInfo.extent.height = height;
imageInfo.extent.depth = 1;
imageInfo.mipLevels = 1;
imageInfo.arrayLayers = 1;
imageInfo.samples = VK_SAMPLE_COUNT_1_BIT;
imageInfo.tiling = VK_IMAGE_TILING_OPTIMAL;
imageInfo.usage = VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT | VK_IMAGE_USAGE_SAMPLED_BIT;
imageInfo.sharingMode = VK_SHARING_MODE_EXCLUSIVE;
imageInfo.initialLayout = VK_IMAGE_LAYOUT_UNDEFINED;
VkImage image;
VK_CHECK(vkCreateImage(m_dev, &imageInfo, nullptr, &image));
VkMemoryRequirements memoryReqs;
vkGetImageMemoryRequirements(m_dev, image, &memoryReqs);
VkMemoryAllocateInfo memoryAllocInfo = {};
memoryAllocInfo.sType = VK_STRUCTURE_TYPE_MEMORY_ALLOCATE_INFO;
memoryAllocInfo.allocationSize = memoryReqs.size;
memoryAllocInfo.memoryTypeIndex = memoryTypeIndex(VK_MEMORY_PROPERTY_DEVICE_LOCAL_BIT, memoryReqs.memoryTypeBits);
VkDeviceMemory memory;
VK_CHECK(vkAllocateMemory(m_dev, &memoryAllocInfo, nullptr, &memory));
VK_CHECK(vkBindImageMemory(m_dev, image, memory, 0));
VkImageViewCreateInfo viewInfo = {};
viewInfo.sType = VK_STRUCTURE_TYPE_IMAGE_VIEW_CREATE_INFO;
viewInfo.viewType = VK_IMAGE_VIEW_TYPE_2D;
viewInfo.format = imageInfo.format;
viewInfo.image = image;
viewInfo.subresourceRange = {};
viewInfo.subresourceRange.aspectMask = VK_IMAGE_ASPECT_COLOR_BIT;
viewInfo.subresourceRange.baseMipLevel = 0;
viewInfo.subresourceRange.levelCount = 1;
viewInfo.subresourceRange.baseArrayLayer = 0;
viewInfo.subresourceRange.layerCount = 1;
viewInfo.components.r = VK_COMPONENT_SWIZZLE_IDENTITY;
viewInfo.components.g = VK_COMPONENT_SWIZZLE_IDENTITY;
viewInfo.components.b = VK_COMPONENT_SWIZZLE_IDENTITY;
viewInfo.components.a = VK_COMPONENT_SWIZZLE_IDENTITY;
VkImageView view;
VK_CHECK(vkCreateImageView(m_dev, &viewInfo, nullptr, &view));
VkFramebufferCreateInfo framebufferInfo = {};
framebufferInfo.sType = VK_STRUCTURE_TYPE_FRAMEBUFFER_CREATE_INFO;
framebufferInfo.renderPass = m_renderPass;
framebufferInfo.attachmentCount = 1;
framebufferInfo.pAttachments = &view;
framebufferInfo.layers = 1;
framebufferInfo.width = imageInfo.extent.width;
framebufferInfo.height = imageInfo.extent.height;
VkFramebuffer framebuffer;
VK_CHECK(vkCreateFramebuffer(m_dev, &framebufferInfo, nullptr, &framebuffer));
VkDescriptorSetAllocateInfo descriptorAllocInfo = {};
descriptorAllocInfo.sType = VK_STRUCTURE_TYPE_DESCRIPTOR_SET_ALLOCATE_INFO;
descriptorAllocInfo.descriptorSetCount = 1;
descriptorAllocInfo.pSetLayouts = &m_descriptorLayout;
descriptorAllocInfo.descriptorPool = m_descriptorPool;
VkDescriptorSet descriptor;
VK_CHECK(vkAllocateDescriptorSets(m_dev, &descriptorAllocInfo, &descriptor));
VkDescriptorImageInfo descriptorImageInfo = {};
descriptorImageInfo.imageView = view;
descriptorImageInfo.imageLayout = VK_IMAGE_LAYOUT_SHADER_READ_ONLY_OPTIMAL;
VkWriteDescriptorSet descriptorWriteSet = {};
descriptorWriteSet.sType = VK_STRUCTURE_TYPE_WRITE_DESCRIPTOR_SET;
descriptorWriteSet.descriptorCount = 1;
descriptorWriteSet.descriptorType = VK_DESCRIPTOR_TYPE_COMBINED_IMAGE_SAMPLER;
descriptorWriteSet.dstSet = descriptor;
descriptorWriteSet.pImageInfo = &descriptorImageInfo;
vkUpdateDescriptorSets(m_dev, 1, &descriptorWriteSet, 0, nullptr);
m_stagingImages.push_back({image, memory, view, framebuffer, descriptor});
}
void Renderer::dumpImage(VkImage image, VkImageLayout imageLayout, uint32_t width, uint32_t height, const std::string &filename)
{
VkImageCreateInfo imageInfo = {};
imageInfo.sType = VK_STRUCTURE_TYPE_IMAGE_CREATE_INFO;
imageInfo.imageType = VK_IMAGE_TYPE_2D;
imageInfo.format = VK_FORMAT_R8G8B8A8_UNORM;
imageInfo.extent.width = width;
imageInfo.extent.height = height;
imageInfo.extent.depth = 1;
imageInfo.arrayLayers = 1;
imageInfo.mipLevels = 1;
imageInfo.initialLayout = VK_IMAGE_LAYOUT_UNDEFINED;
imageInfo.samples = VK_SAMPLE_COUNT_1_BIT;
imageInfo.tiling = VK_IMAGE_TILING_LINEAR;
imageInfo.usage = VK_IMAGE_USAGE_TRANSFER_DST_BIT;
VkImage dstImage;
VK_CHECK(vkCreateImage(m_dev, &imageInfo, nullptr, &dstImage));
VkMemoryRequirements memReqs;
VkMemoryAllocateInfo memAllocInfo {};
memAllocInfo.sType = VK_STRUCTURE_TYPE_MEMORY_ALLOCATE_INFO;
vkGetImageMemoryRequirements(m_dev, dstImage, &memReqs);
memAllocInfo.allocationSize = memReqs.size;
memAllocInfo.memoryTypeIndex = memoryTypeIndex(VK_MEMORY_PROPERTY_HOST_VISIBLE_BIT | VK_MEMORY_PROPERTY_HOST_COHERENT_BIT, memReqs.memoryTypeBits);
VkDeviceMemory dstMemory;
VK_CHECK(vkAllocateMemory(m_dev, &memAllocInfo, nullptr, &dstMemory));
VK_CHECK(vkBindImageMemory(m_dev, dstImage, dstMemory, 0));
std::array<VkImageMemoryBarrier, 2> imageBarrierIn;
imageBarrierIn[0] = {};
imageBarrierIn[0].sType = VK_STRUCTURE_TYPE_IMAGE_MEMORY_BARRIER;
imageBarrierIn[0].oldLayout = imageLayout;
imageBarrierIn[0].newLayout = VK_IMAGE_LAYOUT_TRANSFER_SRC_OPTIMAL;
imageBarrierIn[0].image = image;
imageBarrierIn[0].subresourceRange.aspectMask = VK_IMAGE_ASPECT_COLOR_BIT;
imageBarrierIn[0].subresourceRange.layerCount = 1;
imageBarrierIn[0].subresourceRange.levelCount = 1;
imageBarrierIn[0].srcAccessMask = 0;
imageBarrierIn[0].dstAccessMask = VK_ACCESS_TRANSFER_READ_BIT;
imageBarrierIn[1] = {};
imageBarrierIn[1].sType = VK_STRUCTURE_TYPE_IMAGE_MEMORY_BARRIER;
imageBarrierIn[1].oldLayout = VK_IMAGE_LAYOUT_UNDEFINED;
imageBarrierIn[1].newLayout = VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL;
imageBarrierIn[1].image = dstImage;
imageBarrierIn[1].subresourceRange.aspectMask = VK_IMAGE_ASPECT_COLOR_BIT;
imageBarrierIn[1].subresourceRange.layerCount = 1;
imageBarrierIn[1].subresourceRange.levelCount = 1;
imageBarrierIn[1].srcAccessMask = 0;
imageBarrierIn[1].dstAccessMask = VK_ACCESS_TRANSFER_WRITE_BIT;
VkImageBlit imageBlit;
imageBlit.srcSubresource.aspectMask = VK_IMAGE_ASPECT_COLOR_BIT;
imageBlit.srcSubresource.mipLevel = 0;
imageBlit.srcSubresource.baseArrayLayer = 0;
imageBlit.srcSubresource.layerCount = 1;
imageBlit.srcOffsets[0].x = 0;
imageBlit.srcOffsets[0].y = 0;
imageBlit.srcOffsets[0].z = 0;
imageBlit.srcOffsets[1].x = width;
imageBlit.srcOffsets[1].y = height;
imageBlit.srcOffsets[1].z = 1;
imageBlit.dstSubresource.aspectMask = VK_IMAGE_ASPECT_COLOR_BIT;
imageBlit.dstSubresource.mipLevel = 0;
imageBlit.dstSubresource.baseArrayLayer = 0;
imageBlit.dstSubresource.layerCount = 1;
imageBlit.dstOffsets[0].x = 0;
imageBlit.dstOffsets[0].y = 0;
imageBlit.dstOffsets[0].z = 0;
imageBlit.dstOffsets[1].x = width;
imageBlit.dstOffsets[1].y = height;
imageBlit.dstOffsets[1].z = 1;
std::array<VkImageMemoryBarrier, 2> imageBarrierOut;
imageBarrierOut[0] = {};
imageBarrierOut[0].sType = VK_STRUCTURE_TYPE_IMAGE_MEMORY_BARRIER;
imageBarrierOut[0].oldLayout = VK_IMAGE_LAYOUT_TRANSFER_SRC_OPTIMAL;
imageBarrierOut[0].newLayout = imageLayout;
imageBarrierOut[0].image = image;
imageBarrierOut[0].subresourceRange.aspectMask = VK_IMAGE_ASPECT_COLOR_BIT;
imageBarrierOut[0].subresourceRange.layerCount = 1;
imageBarrierOut[0].subresourceRange.levelCount = 1;
imageBarrierOut[0].srcAccessMask = VK_ACCESS_TRANSFER_READ_BIT;
imageBarrierOut[0].dstAccessMask = 0;
imageBarrierOut[1] = {};
imageBarrierOut[1].sType = VK_STRUCTURE_TYPE_IMAGE_MEMORY_BARRIER;
imageBarrierOut[1].oldLayout = VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL;
imageBarrierOut[1].newLayout = VK_IMAGE_LAYOUT_GENERAL;
imageBarrierOut[1].image = dstImage;
imageBarrierOut[1].subresourceRange.aspectMask = VK_IMAGE_ASPECT_COLOR_BIT;
imageBarrierOut[1].subresourceRange.layerCount = 1;