move imgui stuff
This commit is contained in:
parent
e72e9bd51f
commit
52f3e0cd8f
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@ -41,6 +41,7 @@ executable(
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sources: [
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'src/main.cpp',
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'src/camera/camera.cpp',
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'src/gui/imgui_manager.cpp',
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'src/init/vulkan_instance.cpp',
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'src/init/debug_messenger.cpp',
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'src/init/device_manager.cpp',
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204
src/gui/imgui_manager.cpp
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204
src/gui/imgui_manager.cpp
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@ -0,0 +1,204 @@
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#include <fmt/format.h>
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#include "imgui_manager.hpp"
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ImGuiManager::~ImGuiManager() { cleanup(); }
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void ImGuiManager::init(
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vk::Instance instance,
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vk::PhysicalDevice physicalDevice,
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vk::Device device,
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uint32_t queueFamily,
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vk::Queue queue,
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vk::RenderPass renderPass,
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uint32_t minImageCount,
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uint32_t imageCount,
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vk::SampleCountFlagBits msaaSamples,
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GLFWwindow* window
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) {
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mDevice = device;
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// Create ImGui context
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IMGUI_CHECKVERSION();
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ImGui::CreateContext();
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ImGuiIO& imGuiIO = ImGui::GetIO();
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imGuiIO.ConfigFlags |= ImGuiConfigFlags_DockingEnable;
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imGuiIO.ConfigFlags |= ImGuiConfigFlags_ViewportsEnable;
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imGuiIO.IniFilename = nullptr; // Disable writing imgui.ini
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// Setup Dear ImGui style
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ImGui::StyleColorsDark();
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// Initialize ImGui for GLFW and Vulkan
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ImGui_ImplGlfw_InitForVulkan(window, true);
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vk::DescriptorPoolSize descriptorPoolSize {
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.type = vk::DescriptorType::eCombinedImageSampler,
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.descriptorCount = 1,
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};
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vk::DescriptorPoolCreateInfo poolInfo {
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.flags = vk::DescriptorPoolCreateFlagBits::eFreeDescriptorSet,
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.maxSets = 1,
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.poolSizeCount = 1,
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.pPoolSizes = &descriptorPoolSize,
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};
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mDescriptorPool = device.createDescriptorPoolUnique(poolInfo);
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ImGui_ImplVulkan_InitInfo initInfo {
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.Instance = instance,
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.PhysicalDevice = physicalDevice,
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.Device = device,
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.QueueFamily = queueFamily,
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.Queue = queue,
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.DescriptorPool = mDescriptorPool.get(),
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.RenderPass = renderPass,
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.MinImageCount = minImageCount,
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.ImageCount = imageCount,
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.MSAASamples = static_cast<VkSampleCountFlagBits>(msaaSamples),
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.PipelineCache = VK_NULL_HANDLE,
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.Subpass = 0,
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.UseDynamicRendering = false,
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.PipelineRenderingCreateInfo = {},
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.Allocator = nullptr,
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.CheckVkResultFn = nullptr,
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.MinAllocationSize = 0,
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};
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ImGui_ImplVulkan_Init(&initInfo);
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mInitialized = true;
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}
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void ImGuiManager::cleanup() {
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if (mInitialized) {
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ImGui_ImplVulkan_Shutdown();
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ImGui_ImplGlfw_Shutdown();
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ImGui::DestroyContext();
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mInitialized = false;
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}
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}
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void ImGuiManager::newFrame() {
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ImGui_ImplVulkan_NewFrame();
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ImGui_ImplGlfw_NewFrame();
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ImGui::NewFrame();
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ImGui::Begin("Controls");
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}
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void ImGuiManager::render() {
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ImGui::End();
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ImGui::Render();
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if (ImGui::GetIO().ConfigFlags & ImGuiConfigFlags_ViewportsEnable) {
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ImGui::UpdatePlatformWindows();
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ImGui::RenderPlatformWindowsDefault();
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}
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}
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void ImGuiManager::renderControls(
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float& cameraSpeed,
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float& fieldOfView,
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bool& wireframeMode,
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float& lineWidth,
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float maxLineWidth,
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bool wideLineSupport,
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Camera& camera,
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LightInfo& lightSettings,
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bool& needsPipelineRecreation
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) {
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// Camera Settings
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if (ImGui::CollapsingHeader("Camera Settings", ImGuiTreeNodeFlags_DefaultOpen)) {
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ImGui::SliderFloat("Camera Speed", &cameraSpeed, 0.1F, 10.0F, "%.1f");
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ImGui::SliderFloat("Field of View", &fieldOfView, 45.0F, 120.0F, "%.1f");
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if (ImGui::Button("Reset Camera"))
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camera = Camera();
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}
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// Rendering Settings
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if (ImGui::CollapsingHeader("Rendering Settings", ImGuiTreeNodeFlags_DefaultOpen)) {
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if (ImGui::Checkbox("Wireframe Mode", &wireframeMode))
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needsPipelineRecreation = true;
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if (wireframeMode) {
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if (wideLineSupport) {
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if (ImGui::SliderFloat("Line Width", &lineWidth, 1.0F, maxLineWidth, "%.1f")) {
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needsPipelineRecreation = true;
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}
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} else {
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ImGui::TextColored(ImVec4(1.0F, 0.5F, 0.5F, 1.0F), "Wide lines not supported on this device");
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lineWidth = 1.0F;
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}
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}
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}
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renderControlsHelp();
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renderFrameMetrics();
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renderCameraInfo(camera);
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renderLightControls(lightSettings);
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}
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void ImGuiManager::renderControlsHelp() {
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if (ImGui::CollapsingHeader("Controls", ImGuiTreeNodeFlags_DefaultOpen)) {
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ImGui::BulletText("Use mouse to look around");
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ImGui::BulletText("WASD to move horizontally");
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ImGui::BulletText("Space/Shift to move up/down");
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ImGui::BulletText("ESC to toggle mouse capture");
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}
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}
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void ImGuiManager::renderFrameMetrics() {
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if (ImGui::CollapsingHeader("Performance", ImGuiTreeNodeFlags_DefaultOpen)) {
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ImGui::Text(
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"Application average %.3f ms/frame (%.1f FPS)",
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static_cast<double>(1000.0F / ImGui::GetIO().Framerate),
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static_cast<double>(ImGui::GetIO().Framerate)
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);
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}
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}
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void ImGuiManager::renderMemoryUsage(
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size_t vertexSize,
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size_t indexSize,
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size_t vertexCount,
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size_t indexCount
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) {
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ImGui::Separator();
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ImGui::Text("Memory Usage:");
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ImGui::Text(
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"Vertex Buffer: %.2f MB",
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(static_cast<double>(vertexCount) * static_cast<double>(vertexSize)) / (1024.0 * 1024.0)
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);
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ImGui::Text(
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"Index Buffer: %.2f MB",
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(static_cast<double>(indexCount) * static_cast<double>(indexSize)) / (1024.0 * 1024.0)
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);
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}
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void ImGuiManager::renderCameraInfo(const Camera& camera) {
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ImGui::Separator();
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ImGui::Text("Camera Information:");
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ImGui::Text(
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"Position: (%.2f, %.2f, %.2f)", camera.getPosition().x, camera.getPosition().y, camera.getPosition().z
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);
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ImGui::Text(
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"Front Vector: (%.2f, %.2f, %.2f)", camera.getFront().x, camera.getFront().y, camera.getFront().z
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);
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ImGui::Text("Yaw: %.2f°, Pitch: %.2f°", camera.getYaw(), camera.getPitch());
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}
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void ImGuiManager::renderLightControls(LightInfo& lightSettings) {
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ImGui::Separator();
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ImGui::Text("Light Controls:");
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// Light Position
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ImGui::DragFloat3("Light Position", &lightSettings.position.x, 0.1F, -10.0F, 10.0F);
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// Light Color
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ImGui::ColorEdit3("Light Color", &lightSettings.color.x);
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// Light Strengths
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ImGui::SliderFloat("Ambient Strength", &lightSettings.ambient_strength, 0.0F, 1.0F);
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ImGui::SliderFloat("Specular Strength", &lightSettings.specular_strength, 0.0F, 1.0F);
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}
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61
src/gui/imgui_manager.hpp
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61
src/gui/imgui_manager.hpp
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@ -0,0 +1,61 @@
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#pragma once
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#include <imgui.h>
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#include <imgui_impl_glfw.h>
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#include <imgui_impl_vulkan.h>
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#define VULKAN_HPP_NO_CONSTRUCTORS
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#include <vulkan/vulkan.hpp>
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#include "../camera/camera.hpp"
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#include "../structs/light_info.hpp"
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class ImGuiManager {
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public:
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ImGuiManager() = default;
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ImGuiManager(const ImGuiManager&) = delete;
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ImGuiManager(ImGuiManager&&) = delete;
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fn operator=(const ImGuiManager&)->ImGuiManager& = delete;
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fn operator=(ImGuiManager&&)->ImGuiManager& = delete;
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~ImGuiManager();
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void init(
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vk::Instance instance,
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vk::PhysicalDevice physicalDevice,
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vk::Device device,
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uint32_t queueFamily,
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vk::Queue queue,
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vk::RenderPass renderPass,
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uint32_t minImageCount,
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uint32_t imageCount,
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vk::SampleCountFlagBits msaaSamples,
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GLFWwindow* window
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);
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fn cleanup() -> void;
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static fn newFrame() -> void;
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static fn render() -> void;
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static fn renderControls(
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float& cameraSpeed,
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float& fieldOfView,
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bool& wireframeMode,
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float& lineWidth,
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float maxLineWidth,
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bool wideLineSupport,
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Camera& camera,
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LightInfo& lightSettings,
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bool& needsPipelineRecreation
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) -> void;
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static fn renderMemoryUsage(size_t vertexSize, size_t indexSize, size_t vertexCount, size_t indexCount)
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-> void;
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private:
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vk::UniqueDescriptorPool mDescriptorPool;
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vk::Device mDevice = nullptr;
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bool mInitialized = false;
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static fn renderControlsHelp() -> void;
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static fn renderFrameMetrics() -> void;
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static fn renderCameraInfo(const Camera& camera) -> void;
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static fn renderLightControls(LightInfo& lightSettings) -> void;
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};
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234
src/main.cpp
234
src/main.cpp
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@ -41,9 +41,7 @@ VULKAN_HPP_DEFAULT_DISPATCH_LOADER_DYNAMIC_STORAGE
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#include "window/window_manager.hpp" // Window manager
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// ImGui headers for GUI
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#include <imgui.h>
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#include <imgui_impl_glfw.h>
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#include <imgui_impl_vulkan.h>
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#include "gui/imgui_manager.hpp"
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using namespace constants;
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@ -76,9 +74,7 @@ class VulkanApp {
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}
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// Shut down ImGui
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ImGui_ImplVulkan_Shutdown();
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ImGui_ImplGlfw_Shutdown();
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ImGui::DestroyContext();
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mImGuiManager.cleanup();
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}
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private:
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@ -152,9 +148,8 @@ class VulkanApp {
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std::vector<vk::UniqueDeviceMemory> mCameraUniformBuffersMemory; ///< Memory for camera uniform buffers
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std::vector<void*> mCameraUniformBuffersMapped; ///< Mapped camera uniform buffers
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vk::UniqueDescriptorPool mDescriptorPool; ///< Descriptor pool for the application
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vk::UniqueDescriptorPool mImGuiDescriptorPool; ///< Separate descriptor pool for ImGui
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std::vector<vk::DescriptorSet> mDescriptorSets; ///< Descriptor sets for binding resources
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vk::UniqueDescriptorPool mDescriptorPool; ///< Descriptor pool for the application
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std::vector<vk::DescriptorSet> mDescriptorSets; ///< Descriptor sets for binding resources
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std::vector<vk::UniqueCommandBuffer> mCommandBuffers; ///< Command buffers for drawing commands
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@ -193,6 +188,8 @@ class VulkanApp {
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glm::mat4 mView; ///< View matrix
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ImGuiManager mImGuiManager; ///< ImGui manager for GUI rendering
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static fn processInput(vkfw::Window& window, Camera& camera, const f32& deltaTime, const f32& cameraSpeed)
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-> void {
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if (window.getKey(vkfw::Key::eW) == vkfw::eTrue)
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@ -337,74 +334,20 @@ class VulkanApp {
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createCommandBuffers(); // Create command buffers for rendering commands
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createCrosshairBuffers(); // Create crosshair buffers
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createSyncObjects(); // Create synchronization objects (semaphores and fences)
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initImGui(); // Initialize Dear ImGui for GUI rendering
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}
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/**
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* @brief Initializes the ImGui library for use with GLFW and Vulkan.
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*
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* This function sets up ImGui for rendering with Vulkan and GLFW. It creates the ImGui context,
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* sets up the style, initializes ImGui for GLFW and Vulkan, and creates a descriptor pool for ImGui.
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*/
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fn initImGui() -> void {
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// Create ImGui context
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IMGUI_CHECKVERSION();
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ImGui::CreateContext();
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// Remember to use a reference here, otherwise
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// the ImGui::GetIO() function will return a
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// copy and the changes won't be saved.
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ImGuiIO& imGuiIO = ImGui::GetIO();
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// Enable docking and viewports
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imGuiIO.ConfigFlags |= ImGuiConfigFlags_DockingEnable; // Enable Docking
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imGuiIO.ConfigFlags |= ImGuiConfigFlags_ViewportsEnable; // Enable Multi-Viewport
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// Disable writing imgui.ini
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imGuiIO.IniFilename = nullptr;
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// Setup Dear ImGui style
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ImGui::StyleColorsDark();
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// Initialize ImGui for GLFW and Vulkan
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ImGui_ImplGlfw_InitForVulkan(mWindow.get(), true);
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vk::DescriptorPoolSize descriptorPoolSize = {
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.type = vk::DescriptorType::eCombinedImageSampler,
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.descriptorCount = 1,
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};
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vk::DescriptorPoolCreateInfo poolInfo {
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.flags = vk::DescriptorPoolCreateFlagBits::eFreeDescriptorSet,
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.maxSets = 1,
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.poolSizeCount = 1,
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.pPoolSizes = &descriptorPoolSize,
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};
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mImGuiDescriptorPool = mDevice->createDescriptorPoolUnique(poolInfo);
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ImGui_ImplVulkan_InitInfo initInfo = {
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.Instance = mInstance.get(),
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.PhysicalDevice = mPhysicalDevice,
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.Device = mDevice.get(),
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.QueueFamily =
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DeviceManager::findQueueFamilies(mPhysicalDevice, mSurface.get()).graphics_family.value(),
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.Queue = mGraphicsQueue,
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.DescriptorPool = mImGuiDescriptorPool.get(),
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.RenderPass = mRenderPass.get(),
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.MinImageCount = MAX_FRAMES_IN_FLIGHT,
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.ImageCount = static_cast<u32>(mSwapChainImages.size()),
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.MSAASamples = static_cast<VkSampleCountFlagBits>(mMsaaSamples),
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.PipelineCache = VK_NULL_HANDLE,
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.Subpass = 0,
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.UseDynamicRendering = false,
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.PipelineRenderingCreateInfo = {},
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.Allocator = nullptr,
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.CheckVkResultFn = nullptr,
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.MinAllocationSize = 0,
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};
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ImGui_ImplVulkan_Init(&initInfo);
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// Initialize ImGui
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mImGuiManager.init(
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mInstance.get(),
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mPhysicalDevice,
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mDevice.get(),
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DeviceManager::findQueueFamilies(mPhysicalDevice, mSurface.get()).graphics_family.value(),
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mGraphicsQueue,
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mRenderPass.get(),
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MAX_FRAMES_IN_FLIGHT,
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static_cast<uint32_t>(mSwapChainImages.size()),
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mMsaaSamples,
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mWindow.get()
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);
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}
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/**
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@ -430,9 +373,25 @@ class VulkanApp {
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updateFrameStats(lastFpsUpdate, frameCounter);
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vkfw::pollEvents();
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setupImGuiFrame();
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renderImGuiControls();
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finalizeImGuiFrame();
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mImGuiManager.newFrame();
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bool needsPipelineRecreation = false;
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mImGuiManager.renderControls(
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mCameraSpeed,
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mFieldOfView,
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mWireframeMode,
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mLineWidth,
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mMaxLineWidth,
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mWideLineSupport,
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mCamera,
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mLightSettings,
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needsPipelineRecreation
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);
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mImGuiManager.renderMemoryUsage(sizeof(Vertex), sizeof(uint32_t), mVertices.size(), mIndices.size());
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if (needsPipelineRecreation) {
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mDevice->waitIdle();
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createGraphicsPipeline();
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}
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mImGuiManager.render();
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drawFrame();
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}
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@ -440,106 +399,6 @@ class VulkanApp {
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mDevice->waitIdle();
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}
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fn renderImGuiControls() -> void {
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// Camera Settings
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if (ImGui::CollapsingHeader("Camera Settings", ImGuiTreeNodeFlags_DefaultOpen)) {
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ImGui::SliderFloat("Camera Speed", &mCameraSpeed, 0.1F, 10.0F, "%.1f");
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ImGui::SliderFloat("Field of View", &mFieldOfView, 45.0F, 120.0F, "%.1f");
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if (ImGui::Button("Reset Camera"))
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mCamera = Camera();
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}
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// Rendering Settings
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if (ImGui::CollapsingHeader("Rendering Settings", ImGuiTreeNodeFlags_DefaultOpen)) {
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if (ImGui::Checkbox("Wireframe Mode", &mWireframeMode))
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recreateSwapChain();
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if (mWireframeMode) {
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if (mWideLineSupport) {
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if (ImGui::SliderFloat("Line Width", &mLineWidth, 1.0F, mMaxLineWidth, "%.1f")) {
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mDevice->waitIdle();
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createGraphicsPipeline();
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}
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} else {
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ImGui::TextColored(ImVec4(1.0F, 0.5F, 0.5F, 1.0F), "Wide lines not supported on this device");
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mLineWidth = 1.0F;
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}
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}
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}
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renderControlsHelp();
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renderPerformanceMetrics();
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}
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static fn renderControlsHelp() -> void {
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if (ImGui::CollapsingHeader("Controls", ImGuiTreeNodeFlags_DefaultOpen)) {
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ImGui::BulletText("Use mouse to look around");
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ImGui::BulletText("WASD to move horizontally");
|
||||
ImGui::BulletText("Space/Shift to move up/down");
|
||||
ImGui::BulletText("ESC to toggle mouse capture");
|
||||
}
|
||||
}
|
||||
|
||||
fn renderPerformanceMetrics() -> void {
|
||||
if (ImGui::CollapsingHeader("Performance", ImGuiTreeNodeFlags_DefaultOpen)) {
|
||||
renderFrameMetrics();
|
||||
renderMemoryUsage();
|
||||
renderCameraInfo();
|
||||
renderLightControls();
|
||||
}
|
||||
}
|
||||
|
||||
static fn renderFrameMetrics() -> void {
|
||||
ImGui::Text(
|
||||
"Application average %.3f ms/frame (%.1f FPS)",
|
||||
static_cast<f64>(1000.0F / ImGui::GetIO().Framerate),
|
||||
static_cast<f64>(ImGui::GetIO().Framerate)
|
||||
);
|
||||
}
|
||||
|
||||
fn renderMemoryUsage() -> void {
|
||||
ImGui::Separator();
|
||||
ImGui::Text("Memory Usage:");
|
||||
ImGui::Text(
|
||||
"Vertex Buffer: %.2f MB",
|
||||
(static_cast<double>(mVertices.size()) * static_cast<double>(sizeof(Vertex))) / (1024.0 * 1024.0)
|
||||
);
|
||||
ImGui::Text(
|
||||
"Index Buffer: %.2f MB",
|
||||
(static_cast<double>(mIndices.size()) * static_cast<double>(sizeof(uint32_t))) / (1024.0 * 1024.0)
|
||||
);
|
||||
}
|
||||
|
||||
fn renderCameraInfo() -> void {
|
||||
ImGui::Separator();
|
||||
ImGui::Text("Camera Information:");
|
||||
ImGui::Text(
|
||||
"Position: (%.2f, %.2f, %.2f)",
|
||||
mCamera.getPosition().x,
|
||||
mCamera.getPosition().y,
|
||||
mCamera.getPosition().z
|
||||
);
|
||||
ImGui::Text(
|
||||
"Front Vector: (%.2f, %.2f, %.2f)", mCamera.getFront().x, mCamera.getFront().y, mCamera.getFront().z
|
||||
);
|
||||
ImGui::Text("Yaw: %.2f°, Pitch: %.2f°", mCamera.getYaw(), mCamera.getPitch());
|
||||
}
|
||||
|
||||
fn renderLightControls() -> void {
|
||||
ImGui::Separator();
|
||||
ImGui::Text("Light Controls:");
|
||||
|
||||
// Light Position
|
||||
ImGui::DragFloat3("Light Position", &mLightSettings.position.x, 0.1F, -10.0F, 10.0F);
|
||||
|
||||
// Light Color
|
||||
ImGui::ColorEdit3("Light Color", &mLightSettings.color.x);
|
||||
|
||||
// Light Strengths
|
||||
ImGui::SliderFloat("Ambient Strength", &mLightSettings.ambient_strength, 0.0F, 1.0F);
|
||||
ImGui::SliderFloat("Specular Strength", &mLightSettings.specular_strength, 0.0F, 1.0F);
|
||||
}
|
||||
|
||||
fn updateFrameStats(f64& lastFpsUpdate, i32& frameCounter) -> void {
|
||||
f64 currentFrame = vkfw::getTime();
|
||||
if (currentFrame - lastFpsUpdate > 1.0) {
|
||||
|
|
@ -553,23 +412,6 @@ class VulkanApp {
|
|||
++frameCounter;
|
||||
}
|
||||
|
||||
static fn setupImGuiFrame() -> void {
|
||||
ImGui_ImplVulkan_NewFrame();
|
||||
ImGui_ImplGlfw_NewFrame();
|
||||
ImGui::NewFrame();
|
||||
ImGui::Begin("Controls");
|
||||
}
|
||||
|
||||
static fn finalizeImGuiFrame() -> void {
|
||||
ImGui::End();
|
||||
ImGui::Render();
|
||||
|
||||
if (ImGui::GetIO().ConfigFlags & ImGuiConfigFlags_ViewportsEnable) {
|
||||
ImGui::UpdatePlatformWindows();
|
||||
ImGui::RenderPlatformWindowsDefault();
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Cleans up the swap chain resources.
|
||||
*
|
||||
|
|
|
|||
Loading…
Reference in a new issue