Replaced the deprecated debug marker sample with debug utils
This commit is contained in:
Sascha Willems
parent
17e2abb036
commit
3a15ec4eb9
31 changed files with 251 additions and 255 deletions
797
examples/debugutils/debugutils.cpp
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797
examples/debugutils/debugutils.cpp
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/*
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* Vulkan Example - Example for the VK_EXT_debug_utils extension. Can be used in conjunction with a debugging app like RenderDoc (https://renderdoc.org)
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*
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* Copyright (C) 2016-2023 by Sascha Willems - www.saschawillems.de
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*
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* This code is licensed under the MIT license (MIT) (http://opensource.org/licenses/MIT)
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*/
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// @todo: rework
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#include "vulkanexamplebase.h"
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#include "VulkanglTFModel.h"
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#define ENABLE_VALIDATION false
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class VulkanExample : public VulkanExampleBase
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{
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public:
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bool wireframe = true;
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bool glow = true;
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struct Scene {
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vkglTF::Model model;
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std::vector<std::string> modelPartNames;
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void loadFromFile(std::string filename, vks::VulkanDevice* vulkanDevice, VkQueue queue)
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{
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const uint32_t glTFLoadingFlags = vkglTF::FileLoadingFlags::PreTransformVertices | vkglTF::FileLoadingFlags::PreMultiplyVertexColors | vkglTF::FileLoadingFlags::FlipY;
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model.loadFromFile(filename, vulkanDevice, queue, glTFLoadingFlags);
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}
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};
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Scene scene, sceneGlow;
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vks::Buffer uniformBuffer;
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struct UBOVS {
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glm::mat4 projection;
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glm::mat4 model;
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glm::vec4 lightPos = glm::vec4(0.0f, 5.0f, 15.0f, 1.0f);
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} uboVS;
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struct Pipelines {
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VkPipeline toonshading;
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VkPipeline color;
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VkPipeline wireframe = VK_NULL_HANDLE;
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VkPipeline postprocess;
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} pipelines;
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VkPipelineLayout pipelineLayout;
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VkDescriptorSetLayout descriptorSetLayout;
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VkDescriptorSet descriptorSet;
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// Framebuffer for offscreen rendering
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struct FrameBufferAttachment {
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VkImage image;
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VkDeviceMemory mem;
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VkImageView view;
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};
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struct OffscreenPass {
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int32_t width, height;
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VkFramebuffer frameBuffer;
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FrameBufferAttachment color, depth;
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VkRenderPass renderPass;
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VkSampler sampler;
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VkDescriptorImageInfo descriptor;
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} offscreenPass;
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// Function pointers for the VK_EXT_debug_utils_extension
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bool debugUtilsSupported = false;
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PFN_vkCreateDebugUtilsMessengerEXT vkCreateDebugUtilsMessengerEXT{ nullptr };
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PFN_vkDestroyDebugUtilsMessengerEXT vkDestroyDebugUtilsMessengerEXT{ nullptr };
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PFN_vkCmdBeginDebugUtilsLabelEXT vkCmdBeginDebugUtilsLabelEXT{ nullptr };
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PFN_vkCmdInsertDebugUtilsLabelEXT vkCmdInsertDebugUtilsLabelEXT{ nullptr };
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PFN_vkCmdEndDebugUtilsLabelEXT vkCmdEndDebugUtilsLabelEXT{ nullptr };
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PFN_vkQueueBeginDebugUtilsLabelEXT vkQueueBeginDebugUtilsLabelEXT{ nullptr };
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PFN_vkQueueInsertDebugUtilsLabelEXT vkQueueInsertDebugUtilsLabelEXT{ nullptr };
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PFN_vkQueueEndDebugUtilsLabelEXT vkQueueEndDebugUtilsLabelEXT{ nullptr };
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PFN_vkSetDebugUtilsObjectNameEXT vkSetDebugUtilsObjectNameEXT{ nullptr };
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VulkanExample() : VulkanExampleBase(ENABLE_VALIDATION)
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{
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title = "Debugging with VK_EXT_debug_utils";
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camera.setRotation(glm::vec3(-4.35f, 16.25f, 0.0f));
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camera.setRotationSpeed(0.5f);
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camera.setPosition(glm::vec3(0.1f, 1.1f, -8.5f));
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camera.setPerspective(60.0f, (float)width / (float)height, 0.1f, 256.0f);
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}
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// Enable physical device features required for this example
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virtual void getEnabledFeatures()
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{
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// Fill mode non solid is required for wireframe display
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if (deviceFeatures.fillModeNonSolid) {
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enabledFeatures.fillModeNonSolid = VK_TRUE;
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};
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wireframe = deviceFeatures.fillModeNonSolid;
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}
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~VulkanExample()
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{
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// Clean up used Vulkan resources
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// Note : Inherited destructor cleans up resources stored in base class
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vkDestroyPipeline(device, pipelines.toonshading, nullptr);
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vkDestroyPipeline(device, pipelines.color, nullptr);
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vkDestroyPipeline(device, pipelines.postprocess, nullptr);
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if (pipelines.wireframe != VK_NULL_HANDLE) {
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vkDestroyPipeline(device, pipelines.wireframe, nullptr);
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}
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vkDestroyPipelineLayout(device, pipelineLayout, nullptr);
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vkDestroyDescriptorSetLayout(device, descriptorSetLayout, nullptr);
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uniformBuffer.destroy();
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// Offscreen
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// Color attachment
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vkDestroyImageView(device, offscreenPass.color.view, nullptr);
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vkDestroyImage(device, offscreenPass.color.image, nullptr);
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vkFreeMemory(device, offscreenPass.color.mem, nullptr);
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// Depth attachment
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vkDestroyImageView(device, offscreenPass.depth.view, nullptr);
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vkDestroyImage(device, offscreenPass.depth.image, nullptr);
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vkFreeMemory(device, offscreenPass.depth.mem, nullptr);
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vkDestroyRenderPass(device, offscreenPass.renderPass, nullptr);
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vkDestroySampler(device, offscreenPass.sampler, nullptr);
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vkDestroyFramebuffer(device, offscreenPass.frameBuffer, nullptr);
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}
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/*
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Debug utils functions
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*/
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// Checks if debug utils are supported (usually only when a graphics debugger is active) and does the setup necessary to use this debug utils
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void setupDebugUtils()
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{
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// Check if the debug utils extension is present (which is the case if run from a graphics debugger)
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bool extensionPresent = false;
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uint32_t extensionCount;
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vkEnumerateInstanceExtensionProperties(nullptr, &extensionCount, nullptr);
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std::vector<VkExtensionProperties> extensions(extensionCount);
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vkEnumerateInstanceExtensionProperties(nullptr, &extensionCount, extensions.data());
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for (auto& extension : extensions) {
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if (strcmp(extension.extensionName, VK_EXT_DEBUG_UTILS_EXTENSION_NAME) == 0) {
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extensionPresent = true;
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break;
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}
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}
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if (extensionPresent) {
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// As with an other extension, function pointers need to be manually loaded
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vkCreateDebugUtilsMessengerEXT = reinterpret_cast<PFN_vkCreateDebugUtilsMessengerEXT>(vkGetInstanceProcAddr(instance, "vkCreateDebugUtilsMessengerEXT"));
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vkDestroyDebugUtilsMessengerEXT = reinterpret_cast<PFN_vkDestroyDebugUtilsMessengerEXT>(vkGetInstanceProcAddr(instance, "vkDestroyDebugUtilsMessengerEXT"));
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vkCmdBeginDebugUtilsLabelEXT = reinterpret_cast<PFN_vkCmdBeginDebugUtilsLabelEXT>(vkGetInstanceProcAddr(instance, "vkCmdBeginDebugUtilsLabelEXT"));
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vkCmdInsertDebugUtilsLabelEXT = reinterpret_cast<PFN_vkCmdInsertDebugUtilsLabelEXT>(vkGetInstanceProcAddr(instance, "vkCmdInsertDebugUtilsLabelEXT"));
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vkCmdEndDebugUtilsLabelEXT = reinterpret_cast<PFN_vkCmdEndDebugUtilsLabelEXT>(vkGetInstanceProcAddr(instance, "vkCmdEndDebugUtilsLabelEXT"));
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vkQueueBeginDebugUtilsLabelEXT = reinterpret_cast<PFN_vkQueueBeginDebugUtilsLabelEXT>(vkGetInstanceProcAddr(instance, "vkQueueBeginDebugUtilsLabelEXT"));
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vkQueueInsertDebugUtilsLabelEXT = reinterpret_cast<PFN_vkQueueInsertDebugUtilsLabelEXT>(vkGetInstanceProcAddr(instance, "vkQueueInsertDebugUtilsLabelEXT"));
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vkQueueEndDebugUtilsLabelEXT = reinterpret_cast<PFN_vkQueueEndDebugUtilsLabelEXT>(vkGetInstanceProcAddr(instance, "vkQueueEndDebugUtilsLabelEXT"));
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vkSetDebugUtilsObjectNameEXT = reinterpret_cast<PFN_vkSetDebugUtilsObjectNameEXT>(vkGetInstanceProcAddr(instance, "vkSetDebugUtilsObjectNameEXT"));
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// Set flag if at least one function pointer is present
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debugUtilsSupported = (vkCreateDebugUtilsMessengerEXT != VK_NULL_HANDLE);
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}
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else {
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std::cout << "Warning: " << VK_EXT_DEBUG_UTILS_EXTENSION_NAME << " not present, debug utils are disabled.";
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std::cout << "Try running the sample from inside a Vulkan graphics debugger (e.g. RenderDoc)" << std::endl;
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}
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}
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// The debug utils extensions allows us to put labels into command buffers and queues (to e.g. mark regions of interest) and to name Vulkan objects
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// We wrap these into functions for convenience
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// Functions for putting labels into a command buffer
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// Labels consist of a name and an optional color
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// How or if these are diplayed depends on the debugger used (RenderDoc e.g. displays both)
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void cmdBeginLabel(VkCommandBuffer command_buffer, const char* label_name, std::vector<float> color)
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{
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if (!debugUtilsSupported) {
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return;
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}
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VkDebugUtilsLabelEXT label = { VK_STRUCTURE_TYPE_DEBUG_UTILS_LABEL_EXT };
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label.pLabelName = label_name;
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memcpy(label.color, color.data(), sizeof(float) * 4);
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vkCmdBeginDebugUtilsLabelEXT(command_buffer, &label);
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}
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void cmdInsertLabel(VkCommandBuffer command_buffer, const char* label_name, std::vector<float> color)
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{
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if (!debugUtilsSupported) {
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return;
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}
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VkDebugUtilsLabelEXT label = { VK_STRUCTURE_TYPE_DEBUG_UTILS_LABEL_EXT };
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label.pLabelName = label_name;
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memcpy(label.color, color.data(), sizeof(float) * 4);
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vkCmdInsertDebugUtilsLabelEXT(command_buffer, &label);
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}
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void cmdEndLabel(VkCommandBuffer command_buffer)
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{
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if (!debugUtilsSupported) {
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return;
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}
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vkCmdEndDebugUtilsLabelEXT(command_buffer);
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}
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// Functions for putting labels into a queue
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// Labels consist of a name and an optional color
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// How or if these are diplayed depends on the debugger used (RenderDoc e.g. displays both)
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void queueBeginLabel(VkQueue queue, const char* label_name, std::vector<float> color)
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{
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if (!debugUtilsSupported) {
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return;
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}
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VkDebugUtilsLabelEXT label = { VK_STRUCTURE_TYPE_DEBUG_UTILS_LABEL_EXT };
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label.pLabelName = label_name;
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memcpy(label.color, color.data(), sizeof(float) * 4);
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vkQueueBeginDebugUtilsLabelEXT(queue, &label);
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}
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void queueInsertLabel(VkQueue queue, const char* label_name, std::vector<float> color)
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{
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if (!debugUtilsSupported) {
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return;
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}
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VkDebugUtilsLabelEXT label = { VK_STRUCTURE_TYPE_DEBUG_UTILS_LABEL_EXT };
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label.pLabelName = label_name;
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memcpy(label.color, color.data(), sizeof(float) * 4);
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vkQueueInsertDebugUtilsLabelEXT(queue, &label);
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}
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void queueEndLabel(VkQueue queue)
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{
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if (!debugUtilsSupported) {
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return;
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}
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vkQueueEndDebugUtilsLabelEXT(queue);
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}
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// Function for naming Vulkan objects
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// In Vulkan, all objects (that can be named) are opaque unsigned 64 bit handles, and can be cased to uint64_t
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void setObjectName(VkDevice device, VkObjectType object_type, uint64_t object_handle, const char* object_name)
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{
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if (!debugUtilsSupported) {
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return;
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}
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VkDebugUtilsObjectNameInfoEXT name_info = { VK_STRUCTURE_TYPE_DEBUG_UTILS_OBJECT_NAME_INFO_EXT };
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name_info.objectType = object_type;
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name_info.objectHandle = object_handle;
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name_info.pObjectName = object_name;
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vkSetDebugUtilsObjectNameEXT(device, &name_info);
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}
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// Prepare a texture target and framebuffer for offscreen rendering
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void prepareOffscreen()
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{
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const uint32_t dim = 256;
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const VkFormat colorFormat = VK_FORMAT_R8G8B8A8_UNORM;
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offscreenPass.width = 256;
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offscreenPass.height = 256;
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// Find a suitable depth format
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VkFormat fbDepthFormat;
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VkBool32 validDepthFormat = vks::tools::getSupportedDepthFormat(physicalDevice, &fbDepthFormat);
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assert(validDepthFormat);
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// Color attachment
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VkImageCreateInfo image = vks::initializers::imageCreateInfo();
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image.imageType = VK_IMAGE_TYPE_2D;
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image.format = colorFormat;
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image.extent.width = offscreenPass.width;
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image.extent.height = offscreenPass.height;
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image.extent.depth = 1;
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image.mipLevels = 1;
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image.arrayLayers = 1;
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image.samples = VK_SAMPLE_COUNT_1_BIT;
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image.tiling = VK_IMAGE_TILING_OPTIMAL;
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// We will sample directly from the color attachment
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image.usage = VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT | VK_IMAGE_USAGE_SAMPLED_BIT;
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VkMemoryAllocateInfo memAlloc = vks::initializers::memoryAllocateInfo();
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VkMemoryRequirements memReqs;
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VK_CHECK_RESULT(vkCreateImage(device, &image, nullptr, &offscreenPass.color.image));
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vkGetImageMemoryRequirements(device, offscreenPass.color.image, &memReqs);
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memAlloc.allocationSize = memReqs.size;
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memAlloc.memoryTypeIndex = vulkanDevice->getMemoryType(memReqs.memoryTypeBits, VK_MEMORY_PROPERTY_DEVICE_LOCAL_BIT);
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VK_CHECK_RESULT(vkAllocateMemory(device, &memAlloc, nullptr, &offscreenPass.color.mem));
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VK_CHECK_RESULT(vkBindImageMemory(device, offscreenPass.color.image, offscreenPass.color.mem, 0));
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VkImageViewCreateInfo colorImageView = vks::initializers::imageViewCreateInfo();
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colorImageView.viewType = VK_IMAGE_VIEW_TYPE_2D;
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colorImageView.format = colorFormat;
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colorImageView.subresourceRange = {};
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colorImageView.subresourceRange.aspectMask = VK_IMAGE_ASPECT_COLOR_BIT;
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colorImageView.subresourceRange.baseMipLevel = 0;
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colorImageView.subresourceRange.levelCount = 1;
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colorImageView.subresourceRange.baseArrayLayer = 0;
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colorImageView.subresourceRange.layerCount = 1;
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colorImageView.image = offscreenPass.color.image;
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VK_CHECK_RESULT(vkCreateImageView(device, &colorImageView, nullptr, &offscreenPass.color.view));
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// Create sampler to sample from the attachment in the fragment shader
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VkSamplerCreateInfo samplerInfo = vks::initializers::samplerCreateInfo();
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samplerInfo.magFilter = VK_FILTER_LINEAR;
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samplerInfo.minFilter = VK_FILTER_LINEAR;
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samplerInfo.mipmapMode = VK_SAMPLER_MIPMAP_MODE_LINEAR;
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samplerInfo.addressModeU = VK_SAMPLER_ADDRESS_MODE_CLAMP_TO_EDGE;
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samplerInfo.addressModeV = samplerInfo.addressModeU;
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samplerInfo.addressModeW = samplerInfo.addressModeU;
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samplerInfo.mipLodBias = 0.0f;
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samplerInfo.maxAnisotropy = 1.0f;
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samplerInfo.minLod = 0.0f;
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samplerInfo.maxLod = 1.0f;
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samplerInfo.borderColor = VK_BORDER_COLOR_FLOAT_OPAQUE_WHITE;
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VK_CHECK_RESULT(vkCreateSampler(device, &samplerInfo, nullptr, &offscreenPass.sampler));
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// Depth stencil attachment
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image.format = fbDepthFormat;
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image.usage = VK_IMAGE_USAGE_DEPTH_STENCIL_ATTACHMENT_BIT;
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VK_CHECK_RESULT(vkCreateImage(device, &image, nullptr, &offscreenPass.depth.image));
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vkGetImageMemoryRequirements(device, offscreenPass.depth.image, &memReqs);
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memAlloc.allocationSize = memReqs.size;
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memAlloc.memoryTypeIndex = vulkanDevice->getMemoryType(memReqs.memoryTypeBits, VK_MEMORY_PROPERTY_DEVICE_LOCAL_BIT);
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VK_CHECK_RESULT(vkAllocateMemory(device, &memAlloc, nullptr, &offscreenPass.depth.mem));
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VK_CHECK_RESULT(vkBindImageMemory(device, offscreenPass.depth.image, offscreenPass.depth.mem, 0));
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VkImageViewCreateInfo depthStencilView = vks::initializers::imageViewCreateInfo();
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depthStencilView.viewType = VK_IMAGE_VIEW_TYPE_2D;
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depthStencilView.format = fbDepthFormat;
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depthStencilView.flags = 0;
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depthStencilView.subresourceRange = {};
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depthStencilView.subresourceRange.aspectMask = VK_IMAGE_ASPECT_DEPTH_BIT | VK_IMAGE_ASPECT_STENCIL_BIT;
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depthStencilView.subresourceRange.baseMipLevel = 0;
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depthStencilView.subresourceRange.levelCount = 1;
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depthStencilView.subresourceRange.baseArrayLayer = 0;
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depthStencilView.subresourceRange.layerCount = 1;
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depthStencilView.image = offscreenPass.depth.image;
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VK_CHECK_RESULT(vkCreateImageView(device, &depthStencilView, nullptr, &offscreenPass.depth.view));
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// Create a separate render pass for the offscreen rendering as it may differ from the one used for scene rendering
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std::array<VkAttachmentDescription, 2> attchmentDescriptions = {};
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// Color attachment
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attchmentDescriptions[0].format = colorFormat;
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attchmentDescriptions[0].samples = VK_SAMPLE_COUNT_1_BIT;
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attchmentDescriptions[0].loadOp = VK_ATTACHMENT_LOAD_OP_CLEAR;
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attchmentDescriptions[0].storeOp = VK_ATTACHMENT_STORE_OP_STORE;
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attchmentDescriptions[0].stencilLoadOp = VK_ATTACHMENT_LOAD_OP_DONT_CARE;
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attchmentDescriptions[0].stencilStoreOp = VK_ATTACHMENT_STORE_OP_DONT_CARE;
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attchmentDescriptions[0].initialLayout = VK_IMAGE_LAYOUT_UNDEFINED;
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attchmentDescriptions[0].finalLayout = VK_IMAGE_LAYOUT_SHADER_READ_ONLY_OPTIMAL;
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// Depth attachment
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attchmentDescriptions[1].format = fbDepthFormat;
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attchmentDescriptions[1].samples = VK_SAMPLE_COUNT_1_BIT;
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attchmentDescriptions[1].loadOp = VK_ATTACHMENT_LOAD_OP_CLEAR;
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attchmentDescriptions[1].storeOp = VK_ATTACHMENT_STORE_OP_DONT_CARE;
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attchmentDescriptions[1].stencilLoadOp = VK_ATTACHMENT_LOAD_OP_DONT_CARE;
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attchmentDescriptions[1].stencilStoreOp = VK_ATTACHMENT_STORE_OP_DONT_CARE;
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attchmentDescriptions[1].initialLayout = VK_IMAGE_LAYOUT_UNDEFINED;
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attchmentDescriptions[1].finalLayout = VK_IMAGE_LAYOUT_DEPTH_STENCIL_ATTACHMENT_OPTIMAL;
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VkAttachmentReference colorReference = { 0, VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL };
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VkAttachmentReference depthReference = { 1, VK_IMAGE_LAYOUT_DEPTH_STENCIL_ATTACHMENT_OPTIMAL };
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VkSubpassDescription subpassDescription = {};
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subpassDescription.pipelineBindPoint = VK_PIPELINE_BIND_POINT_GRAPHICS;
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subpassDescription.colorAttachmentCount = 1;
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subpassDescription.pColorAttachments = &colorReference;
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subpassDescription.pDepthStencilAttachment = &depthReference;
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// Use subpass dependencies for layout transitions
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std::array<VkSubpassDependency, 2> dependencies;
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dependencies[0].srcSubpass = VK_SUBPASS_EXTERNAL;
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dependencies[0].dstSubpass = 0;
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dependencies[0].srcStageMask = VK_PIPELINE_STAGE_FRAGMENT_SHADER_BIT;
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dependencies[0].dstStageMask = VK_PIPELINE_STAGE_COLOR_ATTACHMENT_OUTPUT_BIT;
|
||||
dependencies[0].srcAccessMask = VK_ACCESS_SHADER_READ_BIT;
|
||||
dependencies[0].dstAccessMask = VK_ACCESS_COLOR_ATTACHMENT_WRITE_BIT;
|
||||
dependencies[0].dependencyFlags = VK_DEPENDENCY_BY_REGION_BIT;
|
||||
|
||||
dependencies[1].srcSubpass = 0;
|
||||
dependencies[1].dstSubpass = VK_SUBPASS_EXTERNAL;
|
||||
dependencies[1].srcStageMask = VK_PIPELINE_STAGE_COLOR_ATTACHMENT_OUTPUT_BIT;
|
||||
dependencies[1].dstStageMask = VK_PIPELINE_STAGE_FRAGMENT_SHADER_BIT;
|
||||
dependencies[1].srcAccessMask = VK_ACCESS_COLOR_ATTACHMENT_WRITE_BIT;
|
||||
dependencies[1].dstAccessMask = VK_ACCESS_SHADER_READ_BIT;
|
||||
dependencies[1].dependencyFlags = VK_DEPENDENCY_BY_REGION_BIT;
|
||||
|
||||
// Create the actual renderpass
|
||||
VkRenderPassCreateInfo renderPassInfo = {};
|
||||
renderPassInfo.sType = VK_STRUCTURE_TYPE_RENDER_PASS_CREATE_INFO;
|
||||
renderPassInfo.attachmentCount = static_cast<uint32_t>(attchmentDescriptions.size());
|
||||
renderPassInfo.pAttachments = attchmentDescriptions.data();
|
||||
renderPassInfo.subpassCount = 1;
|
||||
renderPassInfo.pSubpasses = &subpassDescription;
|
||||
renderPassInfo.dependencyCount = static_cast<uint32_t>(dependencies.size());
|
||||
renderPassInfo.pDependencies = dependencies.data();
|
||||
|
||||
VK_CHECK_RESULT(vkCreateRenderPass(device, &renderPassInfo, nullptr, &offscreenPass.renderPass));
|
||||
|
||||
VkImageView attachments[2];
|
||||
attachments[0] = offscreenPass.color.view;
|
||||
attachments[1] = offscreenPass.depth.view;
|
||||
|
||||
VkFramebufferCreateInfo fbufCreateInfo = vks::initializers::framebufferCreateInfo();
|
||||
fbufCreateInfo.renderPass = offscreenPass.renderPass;
|
||||
fbufCreateInfo.attachmentCount = 2;
|
||||
fbufCreateInfo.pAttachments = attachments;
|
||||
fbufCreateInfo.width = offscreenPass.width;
|
||||
fbufCreateInfo.height = offscreenPass.height;
|
||||
fbufCreateInfo.layers = 1;
|
||||
|
||||
VK_CHECK_RESULT(vkCreateFramebuffer(device, &fbufCreateInfo, nullptr, &offscreenPass.frameBuffer));
|
||||
|
||||
// Fill a descriptor for later use in a descriptor set
|
||||
offscreenPass.descriptor.imageLayout = VK_IMAGE_LAYOUT_SHADER_READ_ONLY_OPTIMAL;
|
||||
offscreenPass.descriptor.imageView = offscreenPass.color.view;
|
||||
offscreenPass.descriptor.sampler = offscreenPass.sampler;
|
||||
}
|
||||
|
||||
void loadAssets()
|
||||
{
|
||||
scene.loadFromFile(getAssetPath() + "models/treasure_smooth.gltf", vulkanDevice, queue);
|
||||
sceneGlow.loadFromFile(getAssetPath() + "models/treasure_glow.gltf", vulkanDevice, queue);
|
||||
}
|
||||
|
||||
void drawScene(Scene& scene, VkCommandBuffer cmdBuffer)
|
||||
{
|
||||
scene.model.bindBuffers(cmdBuffer);
|
||||
for (auto i = 0; i < scene.model.nodes.size(); i++)
|
||||
{
|
||||
// Insert a label for the current model's name
|
||||
cmdInsertLabel(cmdBuffer, scene.model.nodes[i]->name.c_str(), { 0.0f, 0.0f, 0.0f, 0.0f });
|
||||
scene.model.drawNode(scene.model.nodes[i], cmdBuffer);
|
||||
}
|
||||
}
|
||||
|
||||
void buildCommandBuffers()
|
||||
{
|
||||
VkCommandBufferBeginInfo cmdBufInfo = vks::initializers::commandBufferBeginInfo();
|
||||
VkClearValue clearValues[2];
|
||||
|
||||
for (int32_t i = 0; i < drawCmdBuffers.size(); ++i)
|
||||
{
|
||||
VK_CHECK_RESULT(vkBeginCommandBuffer(drawCmdBuffers[i], &cmdBufInfo));
|
||||
|
||||
/*
|
||||
First render pass: Offscreen rendering
|
||||
*/
|
||||
if (glow)
|
||||
{
|
||||
VkClearValue clearValues[2];
|
||||
clearValues[0].color = { { 0.0f, 0.0f, 0.0f, 0.0f } };
|
||||
clearValues[1].depthStencil = { 1.0f, 0 };
|
||||
|
||||
VkRenderPassBeginInfo renderPassBeginInfo = vks::initializers::renderPassBeginInfo();
|
||||
renderPassBeginInfo.renderPass = offscreenPass.renderPass;
|
||||
renderPassBeginInfo.framebuffer = offscreenPass.frameBuffer;
|
||||
renderPassBeginInfo.renderArea.extent.width = offscreenPass.width;
|
||||
renderPassBeginInfo.renderArea.extent.height = offscreenPass.height;
|
||||
renderPassBeginInfo.clearValueCount = 2;
|
||||
renderPassBeginInfo.pClearValues = clearValues;
|
||||
|
||||
cmdBeginLabel(drawCmdBuffers[i], "Off-screen scene rendering", { 1.0f, 0.78f, 0.05f, 1.0f });
|
||||
|
||||
vkCmdBeginRenderPass(drawCmdBuffers[i], &renderPassBeginInfo, VK_SUBPASS_CONTENTS_INLINE);
|
||||
|
||||
VkViewport viewport = vks::initializers::viewport((float)offscreenPass.width, (float)offscreenPass.height, 0.0f, 1.0f);
|
||||
vkCmdSetViewport(drawCmdBuffers[i], 0, 1, &viewport);
|
||||
|
||||
VkRect2D scissor = vks::initializers::rect2D(offscreenPass.width, offscreenPass.height, 0, 0);
|
||||
vkCmdSetScissor(drawCmdBuffers[i], 0, 1, &scissor);
|
||||
|
||||
vkCmdBindDescriptorSets(drawCmdBuffers[i], VK_PIPELINE_BIND_POINT_GRAPHICS, pipelineLayout, 0, 1, &descriptorSet, 0, nullptr);
|
||||
vkCmdBindPipeline(drawCmdBuffers[i], VK_PIPELINE_BIND_POINT_GRAPHICS, pipelines.color);
|
||||
|
||||
drawScene(sceneGlow, drawCmdBuffers[i]);
|
||||
|
||||
vkCmdEndRenderPass(drawCmdBuffers[i]);
|
||||
|
||||
cmdEndLabel(drawCmdBuffers[i]);
|
||||
}
|
||||
|
||||
/*
|
||||
Note: Explicit synchronization is not required between the render pass, as this is done implicit via sub pass dependencies
|
||||
*/
|
||||
|
||||
/*
|
||||
Second render pass: Scene rendering with applied bloom
|
||||
*/
|
||||
{
|
||||
clearValues[0].color = defaultClearColor;
|
||||
clearValues[1].depthStencil = { 1.0f, 0 };
|
||||
|
||||
VkRenderPassBeginInfo renderPassBeginInfo = vks::initializers::renderPassBeginInfo();
|
||||
renderPassBeginInfo.renderPass = renderPass;
|
||||
renderPassBeginInfo.framebuffer = frameBuffers[i];
|
||||
renderPassBeginInfo.renderArea.extent.width = width;
|
||||
renderPassBeginInfo.renderArea.extent.height = height;
|
||||
renderPassBeginInfo.clearValueCount = 2;
|
||||
renderPassBeginInfo.pClearValues = clearValues;
|
||||
|
||||
cmdBeginLabel(drawCmdBuffers[i], "Render scene", { 0.5f, 0.76f, 0.34f, 1.0f });
|
||||
|
||||
vkCmdBeginRenderPass(drawCmdBuffers[i], &renderPassBeginInfo, VK_SUBPASS_CONTENTS_INLINE);
|
||||
|
||||
VkViewport viewport = vks::initializers::viewport((float)width, (float)height, 0.0f, 1.0f);
|
||||
vkCmdSetViewport(drawCmdBuffers[i], 0, 1, &viewport);
|
||||
|
||||
VkRect2D scissor = vks::initializers::rect2D(wireframe ? width / 2 : width, height, 0, 0);
|
||||
vkCmdSetScissor(drawCmdBuffers[i], 0, 1, &scissor);
|
||||
|
||||
vkCmdBindDescriptorSets(drawCmdBuffers[i], VK_PIPELINE_BIND_POINT_GRAPHICS, pipelineLayout, 0, 1, &descriptorSet, 0, nullptr);
|
||||
|
||||
// Solid rendering
|
||||
|
||||
cmdBeginLabel(drawCmdBuffers[i], "Toon shading draw", { 0.78f, 0.74f, 0.9f, 1.0f });
|
||||
|
||||
vkCmdBindPipeline(drawCmdBuffers[i], VK_PIPELINE_BIND_POINT_GRAPHICS, pipelines.toonshading);
|
||||
drawScene(scene, drawCmdBuffers[i]);
|
||||
|
||||
cmdEndLabel(drawCmdBuffers[i]);
|
||||
|
||||
// Wireframe rendering
|
||||
if (wireframe)
|
||||
{
|
||||
cmdBeginLabel(drawCmdBuffers[i], "Wireframe draw", { 0.53f, 0.78f, 0.91f, 1.0f });
|
||||
|
||||
scissor.offset.x = width / 2;
|
||||
vkCmdSetScissor(drawCmdBuffers[i], 0, 1, &scissor);
|
||||
|
||||
vkCmdBindPipeline(drawCmdBuffers[i], VK_PIPELINE_BIND_POINT_GRAPHICS, pipelines.wireframe);
|
||||
drawScene(scene, drawCmdBuffers[i]);
|
||||
|
||||
cmdEndLabel(drawCmdBuffers[i]);
|
||||
|
||||
scissor.offset.x = 0;
|
||||
scissor.extent.width = width;
|
||||
vkCmdSetScissor(drawCmdBuffers[i], 0, 1, &scissor);
|
||||
}
|
||||
|
||||
// Post processing
|
||||
if (glow)
|
||||
{
|
||||
cmdBeginLabel(drawCmdBuffers[i], "Apply post processing", { 0.93f, 0.89f, 0.69f, 1.0f });
|
||||
|
||||
vkCmdBindPipeline(drawCmdBuffers[i], VK_PIPELINE_BIND_POINT_GRAPHICS, pipelines.postprocess);
|
||||
// Full screen quad is generated by the vertex shaders, so we reuse four vertices (for four invocations) from current vertex buffer
|
||||
vkCmdDraw(drawCmdBuffers[i], 4, 1, 0, 0);
|
||||
|
||||
cmdEndLabel(drawCmdBuffers[i]);
|
||||
}
|
||||
|
||||
drawUI(drawCmdBuffers[i]);
|
||||
|
||||
vkCmdEndRenderPass(drawCmdBuffers[i]);
|
||||
|
||||
cmdEndLabel(drawCmdBuffers[i]);
|
||||
|
||||
}
|
||||
|
||||
VK_CHECK_RESULT(vkEndCommandBuffer(drawCmdBuffers[i]));
|
||||
}
|
||||
}
|
||||
|
||||
void setupDescriptorPool()
|
||||
{
|
||||
// Example uses one ubo and one combined image sampler
|
||||
std::vector<VkDescriptorPoolSize> poolSizes = {
|
||||
vks::initializers::descriptorPoolSize(VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER, 1),
|
||||
vks::initializers::descriptorPoolSize(VK_DESCRIPTOR_TYPE_COMBINED_IMAGE_SAMPLER, 1),
|
||||
};
|
||||
VkDescriptorPoolCreateInfo descriptorPoolInfo = vks::initializers::descriptorPoolCreateInfo(poolSizes, 1);
|
||||
VK_CHECK_RESULT(vkCreateDescriptorPool(device, &descriptorPoolInfo, nullptr, &descriptorPool));
|
||||
}
|
||||
|
||||
void setupDescriptorSetLayout()
|
||||
{
|
||||
std::vector<VkDescriptorSetLayoutBinding> setLayoutBindings = {
|
||||
// Binding 0 : Vertex shader uniform buffer
|
||||
vks::initializers::descriptorSetLayoutBinding(VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER, VK_SHADER_STAGE_VERTEX_BIT, 0),
|
||||
// Binding 1 : Fragment shader combined sampler
|
||||
vks::initializers::descriptorSetLayoutBinding(VK_DESCRIPTOR_TYPE_COMBINED_IMAGE_SAMPLER, VK_SHADER_STAGE_FRAGMENT_BIT, 1),
|
||||
};
|
||||
VkDescriptorSetLayoutCreateInfo descriptorLayout = vks::initializers::descriptorSetLayoutCreateInfo(setLayoutBindings);
|
||||
VK_CHECK_RESULT(vkCreateDescriptorSetLayout(device, &descriptorLayout, nullptr, &descriptorSetLayout));
|
||||
|
||||
VkPipelineLayoutCreateInfo pipelineLayoutCreateInfo = vks::initializers::pipelineLayoutCreateInfo(&descriptorSetLayout, 1);
|
||||
VK_CHECK_RESULT(vkCreatePipelineLayout(device, &pipelineLayoutCreateInfo, nullptr, &pipelineLayout));
|
||||
}
|
||||
|
||||
void setupDescriptorSet()
|
||||
{
|
||||
VkDescriptorSetAllocateInfo allocInfo = vks::initializers::descriptorSetAllocateInfo(descriptorPool, &descriptorSetLayout, 1);
|
||||
VK_CHECK_RESULT(vkAllocateDescriptorSets(device, &allocInfo, &descriptorSet));
|
||||
|
||||
std::vector<VkWriteDescriptorSet> writeDescriptorSets = {
|
||||
// Binding 0 : Vertex shader uniform buffer
|
||||
vks::initializers::writeDescriptorSet(descriptorSet, VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER, 0, &uniformBuffer.descriptor),
|
||||
// Binding 1 : Color map
|
||||
vks::initializers::writeDescriptorSet(descriptorSet, VK_DESCRIPTOR_TYPE_COMBINED_IMAGE_SAMPLER, 1, &offscreenPass.descriptor)
|
||||
};
|
||||
vkUpdateDescriptorSets(device, static_cast<uint32_t>(writeDescriptorSets.size()), writeDescriptorSets.data(), 0, nullptr);
|
||||
}
|
||||
|
||||
void preparePipelines()
|
||||
{
|
||||
VkPipelineInputAssemblyStateCreateInfo inputAssemblyStateCI = vks::initializers::pipelineInputAssemblyStateCreateInfo(VK_PRIMITIVE_TOPOLOGY_TRIANGLE_LIST, 0, VK_FALSE);
|
||||
VkPipelineRasterizationStateCreateInfo rasterizationStateCI = vks::initializers::pipelineRasterizationStateCreateInfo(VK_POLYGON_MODE_FILL, VK_CULL_MODE_BACK_BIT, VK_FRONT_FACE_COUNTER_CLOCKWISE, 0);
|
||||
VkPipelineColorBlendAttachmentState blendAttachmentState = vks::initializers::pipelineColorBlendAttachmentState(0xf, VK_FALSE);
|
||||
VkPipelineColorBlendStateCreateInfo colorBlendStateCI = vks::initializers::pipelineColorBlendStateCreateInfo(1, &blendAttachmentState);
|
||||
VkPipelineDepthStencilStateCreateInfo depthStencilStateCI = vks::initializers::pipelineDepthStencilStateCreateInfo(VK_TRUE, VK_TRUE, VK_COMPARE_OP_LESS_OR_EQUAL);
|
||||
VkPipelineViewportStateCreateInfo viewportStateCI = vks::initializers::pipelineViewportStateCreateInfo(1, 1, 0);
|
||||
VkPipelineMultisampleStateCreateInfo multisampleStateCI = vks::initializers::pipelineMultisampleStateCreateInfo(VK_SAMPLE_COUNT_1_BIT, 0);
|
||||
std::vector<VkDynamicState> dynamicStateEnables = { VK_DYNAMIC_STATE_VIEWPORT, VK_DYNAMIC_STATE_SCISSOR };
|
||||
VkPipelineDynamicStateCreateInfo dynamicStateCI = vks::initializers::pipelineDynamicStateCreateInfo(dynamicStateEnables);
|
||||
std::array<VkPipelineShaderStageCreateInfo, 2> shaderStages;
|
||||
|
||||
VkGraphicsPipelineCreateInfo pipelineCI = vks::initializers::pipelineCreateInfo(pipelineLayout, renderPass);
|
||||
pipelineCI.pInputAssemblyState = &inputAssemblyStateCI;
|
||||
pipelineCI.pRasterizationState = &rasterizationStateCI;
|
||||
pipelineCI.pColorBlendState = &colorBlendStateCI;
|
||||
pipelineCI.pMultisampleState = &multisampleStateCI;
|
||||
pipelineCI.pViewportState = &viewportStateCI;
|
||||
pipelineCI.pDepthStencilState = &depthStencilStateCI;
|
||||
pipelineCI.pDynamicState = &dynamicStateCI;
|
||||
pipelineCI.stageCount = static_cast<uint32_t>(shaderStages.size());
|
||||
pipelineCI.pStages = shaderStages.data();
|
||||
pipelineCI.pVertexInputState = vkglTF::Vertex::getPipelineVertexInputState({vkglTF::VertexComponent::Position, vkglTF::VertexComponent::Normal, vkglTF::VertexComponent::UV, vkglTF::VertexComponent::Color});
|
||||
|
||||
// Toon shading pipeline
|
||||
shaderStages[0] = loadShader(getShadersPath() + "debugutils/toon.vert.spv", VK_SHADER_STAGE_VERTEX_BIT);
|
||||
shaderStages[1] = loadShader(getShadersPath() + "debugutils/toon.frag.spv", VK_SHADER_STAGE_FRAGMENT_BIT);
|
||||
VK_CHECK_RESULT(vkCreateGraphicsPipelines(device, pipelineCache, 1, &pipelineCI, nullptr, &pipelines.toonshading));
|
||||
|
||||
// Color only pipeline
|
||||
shaderStages[0] = loadShader(getShadersPath() + "debugutils/colorpass.vert.spv", VK_SHADER_STAGE_VERTEX_BIT);
|
||||
shaderStages[1] = loadShader(getShadersPath() + "debugutils/colorpass.frag.spv", VK_SHADER_STAGE_FRAGMENT_BIT);
|
||||
pipelineCI.renderPass = offscreenPass.renderPass;
|
||||
VK_CHECK_RESULT(vkCreateGraphicsPipelines(device, pipelineCache, 1, &pipelineCI, nullptr, &pipelines.color));
|
||||
|
||||
// Wire frame rendering pipeline
|
||||
if (deviceFeatures.fillModeNonSolid)
|
||||
{
|
||||
rasterizationStateCI.polygonMode = VK_POLYGON_MODE_LINE;
|
||||
pipelineCI.renderPass = renderPass;
|
||||
VK_CHECK_RESULT(vkCreateGraphicsPipelines(device, pipelineCache, 1, &pipelineCI, nullptr, &pipelines.wireframe));
|
||||
}
|
||||
|
||||
// Post processing effect
|
||||
shaderStages[0] = loadShader(getShadersPath() + "debugutils/postprocess.vert.spv", VK_SHADER_STAGE_VERTEX_BIT);
|
||||
shaderStages[1] = loadShader(getShadersPath() + "debugutils/postprocess.frag.spv", VK_SHADER_STAGE_FRAGMENT_BIT);
|
||||
depthStencilStateCI.depthTestEnable = VK_FALSE;
|
||||
depthStencilStateCI.depthWriteEnable = VK_FALSE;
|
||||
rasterizationStateCI.polygonMode = VK_POLYGON_MODE_FILL;
|
||||
rasterizationStateCI.cullMode = VK_CULL_MODE_NONE;
|
||||
blendAttachmentState.colorWriteMask = 0xF;
|
||||
blendAttachmentState.blendEnable = VK_TRUE;
|
||||
blendAttachmentState.colorBlendOp = VK_BLEND_OP_ADD;
|
||||
blendAttachmentState.srcColorBlendFactor = VK_BLEND_FACTOR_ONE;
|
||||
blendAttachmentState.dstColorBlendFactor = VK_BLEND_FACTOR_ONE;
|
||||
blendAttachmentState.alphaBlendOp = VK_BLEND_OP_ADD;
|
||||
blendAttachmentState.srcAlphaBlendFactor = VK_BLEND_FACTOR_SRC_ALPHA;
|
||||
blendAttachmentState.dstAlphaBlendFactor = VK_BLEND_FACTOR_DST_ALPHA;
|
||||
VK_CHECK_RESULT(vkCreateGraphicsPipelines(device, pipelineCache, 1, &pipelineCI, nullptr, &pipelines.postprocess));
|
||||
}
|
||||
|
||||
// For convencience we name our Vulkan objects in a single place
|
||||
void nameDebugObjects()
|
||||
{
|
||||
// Name some objects for debugging
|
||||
setObjectName(device, VK_OBJECT_TYPE_IMAGE, (uint64_t)offscreenPass.color.image, "Off-screen color framebuffer");
|
||||
setObjectName(device, VK_OBJECT_TYPE_IMAGE, (uint64_t)offscreenPass.depth.image, "Off-screen depth framebuffer");
|
||||
setObjectName(device, VK_OBJECT_TYPE_SAMPLER, (uint64_t)offscreenPass.sampler, "Off-screen framebuffer default sampler");
|
||||
|
||||
setObjectName(device, VK_OBJECT_TYPE_BUFFER, (uint64_t)uniformBuffer.buffer, "Scene uniform buffer block");
|
||||
setObjectName(device, VK_OBJECT_TYPE_BUFFER, (uint64_t)scene.model.vertices.buffer, "Scene vertex buffer");
|
||||
setObjectName(device, VK_OBJECT_TYPE_BUFFER, (uint64_t)scene.model.indices.buffer, "Scene index buffer");
|
||||
setObjectName(device, VK_OBJECT_TYPE_BUFFER, (uint64_t)sceneGlow.model.vertices.buffer, "Glow vertex buffer");
|
||||
setObjectName(device, VK_OBJECT_TYPE_BUFFER, (uint64_t)sceneGlow.model.indices.buffer, "Glow index buffer");
|
||||
|
||||
// Shader module count starts at 2 when UI overlay in base class is enabled
|
||||
uint32_t moduleIndex = settings.overlay ? 2 : 0;
|
||||
setObjectName(device, VK_OBJECT_TYPE_SHADER_MODULE, (uint64_t)shaderModules[moduleIndex + 0], "Toon shading vertex shader");
|
||||
setObjectName(device, VK_OBJECT_TYPE_SHADER_MODULE, (uint64_t)shaderModules[moduleIndex + 1], "Toon shading fragment shader");
|
||||
setObjectName(device, VK_OBJECT_TYPE_SHADER_MODULE, (uint64_t)shaderModules[moduleIndex + 2], "Color-only vertex shader");
|
||||
setObjectName(device, VK_OBJECT_TYPE_SHADER_MODULE, (uint64_t)shaderModules[moduleIndex + 3], "Color-only fragment shader");
|
||||
setObjectName(device, VK_OBJECT_TYPE_SHADER_MODULE, (uint64_t)shaderModules[moduleIndex + 4], "Postprocess vertex shader");
|
||||
setObjectName(device, VK_OBJECT_TYPE_SHADER_MODULE, (uint64_t)shaderModules[moduleIndex + 5], "Postprocess fragment shader");
|
||||
|
||||
setObjectName(device, VK_OBJECT_TYPE_PIPELINE_LAYOUT, (uint64_t)pipelineLayout, "Shared pipeline layout");
|
||||
setObjectName(device, VK_OBJECT_TYPE_PIPELINE, (uint64_t)pipelines.toonshading, "Toon shading pipeline");
|
||||
setObjectName(device, VK_OBJECT_TYPE_PIPELINE, (uint64_t)pipelines.color, "Color only pipeline");
|
||||
if (deviceFeatures.fillModeNonSolid) {
|
||||
setObjectName(device, VK_OBJECT_TYPE_PIPELINE, (uint64_t)pipelines.wireframe, "Wireframe rendering pipeline");
|
||||
}
|
||||
setObjectName(device, VK_OBJECT_TYPE_PIPELINE, (uint64_t)pipelines.postprocess, "Post processing pipeline");
|
||||
|
||||
setObjectName(device, VK_OBJECT_TYPE_DESCRIPTOR_SET_LAYOUT, (uint64_t)descriptorSetLayout, "Shared descriptor set layout");
|
||||
setObjectName(device, VK_OBJECT_TYPE_DESCRIPTOR_SET, (uint64_t)descriptorSet, "Shared descriptor set");
|
||||
}
|
||||
|
||||
// Prepare and initialize uniform buffer containing shader uniforms
|
||||
void prepareUniformBuffers()
|
||||
{
|
||||
// Vertex shader uniform buffer block
|
||||
VK_CHECK_RESULT(vulkanDevice->createBuffer(
|
||||
VK_BUFFER_USAGE_UNIFORM_BUFFER_BIT,
|
||||
VK_MEMORY_PROPERTY_HOST_VISIBLE_BIT | VK_MEMORY_PROPERTY_HOST_COHERENT_BIT,
|
||||
&uniformBuffer,
|
||||
sizeof(uboVS)));
|
||||
|
||||
// Map persistent
|
||||
VK_CHECK_RESULT(uniformBuffer.map());
|
||||
|
||||
updateUniformBuffers();
|
||||
}
|
||||
|
||||
void updateUniformBuffers()
|
||||
{
|
||||
uboVS.projection = camera.matrices.perspective;
|
||||
uboVS.model = camera.matrices.view;
|
||||
memcpy(uniformBuffer.mapped, &uboVS, sizeof(uboVS));
|
||||
}
|
||||
|
||||
void draw()
|
||||
{
|
||||
queueBeginLabel(queue, "Graphics queue command buffer submission", { 1.0f, 1.0f, 1.0f, 1.0f });
|
||||
VulkanExampleBase::prepareFrame();
|
||||
submitInfo.commandBufferCount = 1;
|
||||
submitInfo.pCommandBuffers = &drawCmdBuffers[currentBuffer];
|
||||
VK_CHECK_RESULT(vkQueueSubmit(queue, 1, &submitInfo, VK_NULL_HANDLE));
|
||||
VulkanExampleBase::submitFrame();
|
||||
queueEndLabel(queue);
|
||||
}
|
||||
|
||||
void prepare()
|
||||
{
|
||||
VulkanExampleBase::prepare();
|
||||
setupDebugUtils();
|
||||
loadAssets();
|
||||
prepareOffscreen();
|
||||
prepareUniformBuffers();
|
||||
setupDescriptorSetLayout();
|
||||
preparePipelines();
|
||||
setupDescriptorPool();
|
||||
setupDescriptorSet();
|
||||
buildCommandBuffers();
|
||||
nameDebugObjects();
|
||||
prepared = true;
|
||||
}
|
||||
|
||||
virtual void render()
|
||||
{
|
||||
if (!prepared)
|
||||
return;
|
||||
draw();
|
||||
if (camera.updated)
|
||||
updateUniformBuffers();
|
||||
}
|
||||
|
||||
virtual void viewChanged()
|
||||
{
|
||||
updateUniformBuffers();
|
||||
}
|
||||
|
||||
virtual void OnUpdateUIOverlay(vks::UIOverlay *overlay)
|
||||
{
|
||||
if (overlay->header("Info")) {
|
||||
overlay->text("VK_EXT_debug_utils %s", (debugUtilsSupported? "active" : "not present"));
|
||||
}
|
||||
if (overlay->header("Settings")) {
|
||||
if (overlay->checkBox("Glow", &glow)) {
|
||||
buildCommandBuffers();
|
||||
}
|
||||
if (deviceFeatures.fillModeNonSolid) {
|
||||
if (overlay->checkBox("Wireframe", &wireframe)) {
|
||||
buildCommandBuffers();
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
};
|
||||
|
||||
VULKAN_EXAMPLE_MAIN()
|
||||
Loading…
Add table
Add a link
Reference in a new issue