330 lines
12 KiB
C++
330 lines
12 KiB
C++
// =============================================
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// Aster: model_render.cpp
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// Copyright (c) 2020-2024 Anish Bhobe
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// =============================================
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#include "buffer.h"
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#include "constants.h"
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#include "context.h"
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#include "device.h"
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#include "global.h"
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#include "image.h"
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#include "physical_device.h"
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#include "pipeline.h"
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#include "swapchain.h"
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#include "window.h"
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#include "frame.h"
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#include "helpers.h"
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#include "light_manager.h"
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#include "model_loader.h"
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#include "pipeline_utils.h"
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#include "gpu_resource_manager.h"
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#include <EASTL/array.h>
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#include <stb_image.h>
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#include <tiny_gltf.h>
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#include <filesystem>
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constexpr u32 MAX_FRAMES_IN_FLIGHT = 3;
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constexpr auto MODEL_FILE = "model/DamagedHelmet.glb";
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struct Camera
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{
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mat4 m_View;
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mat4 m_Perspective;
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vec4 m_Position;
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};
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int
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main(int, char **)
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{
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MIN_LOG_LEVEL(Logger::LogType::eInfo);
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Context context = {"ModelRender [WIP]", VERSION};
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Window window = {"ModelRender [WIP] (Aster)", &context, {640, 480}};
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PhysicalDevices physicalDevices = {&window, &context};
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PhysicalDevice deviceToUse = FindSuitableDevice(physicalDevices);
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INFO("Using {} as the primary device.", deviceToUse.m_DeviceProperties.deviceName.data());
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Features enabledDeviceFeatures = {
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.m_Vulkan10Features = {.samplerAnisotropy = true},
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.m_Vulkan12Features =
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{
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.descriptorIndexing = true,
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.shaderSampledImageArrayNonUniformIndexing = true,
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.shaderStorageBufferArrayNonUniformIndexing = true,
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.shaderStorageImageArrayNonUniformIndexing = true,
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.descriptorBindingUniformBufferUpdateAfterBind = true, // Not related to Bindless
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.descriptorBindingSampledImageUpdateAfterBind = true,
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.descriptorBindingStorageImageUpdateAfterBind = true,
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.descriptorBindingStorageBufferUpdateAfterBind = true,
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.descriptorBindingPartiallyBound = true,
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.runtimeDescriptorArray = true,
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},
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.m_Vulkan13Features = {.dynamicRendering = true},
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};
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QueueAllocation queueAllocation = FindAppropriateQueueAllocation(&deviceToUse);
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Device device = {&context, &deviceToUse, &enabledDeviceFeatures, {queueAllocation}, "Primary Device"};
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vk::Queue commandQueue = device.GetQueue(queueAllocation.m_Family, 0);
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Swapchain swapchain = {&window, &device, "Primary Chain"};
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GpuResourceManager resourceManager = {&device, 1000};
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ModelLoader modelLoader = {&resourceManager, commandQueue, queueAllocation.m_Family, queueAllocation.m_Family};
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LightManager lightManager = LightManager{&resourceManager};
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Model model = modelLoader.LoadModel(MODEL_FILE);
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Pipeline pipeline = CreatePipeline(&device, &swapchain, &resourceManager);
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Camera camera = {
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.m_View = glm::lookAt(vec3(0.0f, 2.0f, 2.0f), vec3(0.0f), vec3(0.0f, 1.0f, 0.0f)),
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.m_Perspective = glm::perspective(
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70_deg, Cast<f32>(swapchain.m_Extent.width) / Cast<f32>(swapchain.m_Extent.height), 0.1f, 100.0f),
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.m_Position = vec4{0.0f, 2.0f, 2.0f, 1.0f},
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};
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lightManager.AddDirectional(vec3(0.0f, -1.0f, 0.0f), {0.0f, 1.0f, 0.0f});
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lightManager.AddPoint(vec3{2.0f, 1.0f, 0.0f}, {1.0f, 0.0f, 0.0f}, 15.0f);
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lightManager.AddPoint(vec3{-2.0f, 1.0f, 0.0f}, {0.0f, 0.0f, 1.0f}, 15.0f);
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lightManager.Update();
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vk::DescriptorPool descriptorPool;
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vk::DescriptorSet descriptorSet;
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{
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vk::DescriptorSetLayout descriptorSetLayout = pipeline.m_SetLayouts[1];
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eastl::array poolSizes = {
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vk::DescriptorPoolSize{
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.type = vk::DescriptorType::eUniformBuffer,
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.descriptorCount = 1,
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},
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};
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vk::DescriptorPoolCreateInfo descriptorPoolCreateInfo = {
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.maxSets = 1, .poolSizeCount = Cast<u32>(poolSizes.size()), .pPoolSizes = poolSizes.data()};
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AbortIfFailed(device.m_Device.createDescriptorPool(&descriptorPoolCreateInfo, nullptr, &descriptorPool));
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vk::DescriptorSetAllocateInfo descriptorSetAllocateInfo = {
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.descriptorPool = descriptorPool,
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.descriptorSetCount = 1,
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.pSetLayouts = &descriptorSetLayout,
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};
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AbortIfFailed(device.m_Device.allocateDescriptorSets(&descriptorSetAllocateInfo, &descriptorSet));
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}
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UniformBuffer ubo;
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ubo.Init(&device, sizeof camera, "Camera UBO");
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ubo.Write(&device, 0, sizeof camera, &camera);
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vk::DescriptorBufferInfo descriptorBufferInfo = {
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.buffer = ubo.m_Buffer,
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.offset = 0,
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.range = ubo.GetSize(),
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};
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eastl::array writeDescriptors = {
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vk::WriteDescriptorSet{
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.dstSet = descriptorSet,
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.dstBinding = 0,
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.dstArrayElement = 0,
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.descriptorCount = 1,
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.descriptorType = vk::DescriptorType::eUniformBuffer,
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.pBufferInfo = &descriptorBufferInfo,
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},
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};
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device.m_Device.updateDescriptorSets(Cast<u32>(writeDescriptors.size()), writeDescriptors.data(), 0, nullptr);
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resourceManager.Update();
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// Persistent variables
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vk::Viewport viewport = {
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.x = 0,
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.y = Cast<f32>(swapchain.m_Extent.height),
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.width = Cast<f32>(swapchain.m_Extent.width),
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.height = -Cast<f32>(swapchain.m_Extent.height),
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.minDepth = 0.0,
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.maxDepth = 1.0,
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};
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vk::Rect2D scissor = {
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.offset = {0, 0},
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.extent = swapchain.m_Extent,
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};
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auto fnResizeViewportScissor = [&viewport, &scissor](vk::Extent2D extent) {
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viewport.y = Cast<f32>(extent.height);
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viewport.width = Cast<f32>(extent.width);
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viewport.height = -Cast<f32>(extent.height);
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scissor.extent = extent;
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};
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swapchain.RegisterResizeCallback(fnResizeViewportScissor);
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vk::ImageSubresourceRange subresourceRange = {
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.aspectMask = vk::ImageAspectFlagBits::eColor,
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.baseMipLevel = 0,
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.levelCount = 1,
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.baseArrayLayer = 0,
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.layerCount = 1,
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};
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vk::ImageMemoryBarrier topOfThePipeBarrier = {
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.oldLayout = vk::ImageLayout::eUndefined,
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.newLayout = vk::ImageLayout::eColorAttachmentOptimal,
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.srcQueueFamilyIndex = queueAllocation.m_Family,
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.dstQueueFamilyIndex = queueAllocation.m_Family,
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.subresourceRange = subresourceRange,
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};
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vk::ImageMemoryBarrier renderToPresentBarrier = {
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.oldLayout = vk::ImageLayout::eColorAttachmentOptimal,
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.newLayout = vk::ImageLayout::ePresentSrcKHR,
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.srcQueueFamilyIndex = queueAllocation.m_Family,
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.dstQueueFamilyIndex = queueAllocation.m_Family,
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.subresourceRange = subresourceRange,
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};
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FrameManager frameManager = {&device, queueAllocation.m_Family, MAX_FRAMES_IN_FLIGHT};
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eastl::fixed_vector<DepthImage, MAX_FRAMES_IN_FLIGHT> depthImages(frameManager.m_FramesInFlight);
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{
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u32 depthImageIdx = 0;
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for (auto &depthImage : depthImages)
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{
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auto name = fmt::format("Depth {}", depthImageIdx++);
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depthImage.Init(&device, swapchain.m_Extent, name.c_str());
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}
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}
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auto fnRecreateDepthBuffers = [&device, &depthImages](vk::Extent2D extent) {
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u32 depthImageIdx = 0;
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for (auto &depthImage : depthImages)
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{
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auto name = fmt::format("Depth {}", depthImageIdx++);
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depthImage.Destroy(&device);
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depthImage.Init(&device, extent, name.c_str());
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}
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};
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swapchain.RegisterResizeCallback(fnRecreateDepthBuffers);
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Time::Init();
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INFO("Starting loop");
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while (window.Poll())
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{
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Time::Update();
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model.SetModelTransform(
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rotate(model.GetModelTransform(), Cast<f32>(45.0_deg * Time::m_Delta), vec3(0.0f, 1.0f, 0.0f)));
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model.Update();
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ubo.Write(&device, 0, sizeof camera, &camera);
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Frame *currentFrame = frameManager.GetNextFrame(&swapchain, &window);
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u32 imageIndex = currentFrame->m_ImageIdx;
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vk::ImageView currentImageView = swapchain.m_ImageViews[imageIndex];
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vk::Image currentImage = swapchain.m_Images[imageIndex];
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vk::CommandBuffer cmd = currentFrame->m_CommandBuffer;
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vk::ImageView currentDepthImageView = depthImages[currentFrame->m_FrameIdx].m_View;
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topOfThePipeBarrier.image = currentImage;
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renderToPresentBarrier.image = currentImage;
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vk::CommandBufferBeginInfo beginInfo = {.flags = vk::CommandBufferUsageFlagBits::eOneTimeSubmit};
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AbortIfFailed(cmd.begin(&beginInfo));
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cmd.pipelineBarrier(vk::PipelineStageFlagBits::eTopOfPipe, vk::PipelineStageFlagBits::eColorAttachmentOutput,
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{}, 0, nullptr, 0, nullptr, 1, &topOfThePipeBarrier);
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// Render
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eastl::array attachmentInfos = {
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vk::RenderingAttachmentInfo{
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.imageView = currentImageView,
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.imageLayout = vk::ImageLayout::eColorAttachmentOptimal,
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.resolveMode = vk::ResolveModeFlagBits::eNone,
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.loadOp = vk::AttachmentLoadOp::eClear,
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.storeOp = vk::AttachmentStoreOp::eStore,
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.clearValue = vk::ClearColorValue{0.0f, 0.0f, 0.0f, 1.0f},
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},
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};
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vk::RenderingAttachmentInfo depthAttachment = {
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.imageView = currentDepthImageView,
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.imageLayout = vk::ImageLayout::eDepthAttachmentOptimal,
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.resolveMode = vk::ResolveModeFlagBits::eNone,
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.loadOp = vk::AttachmentLoadOp::eClear,
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.storeOp = vk::AttachmentStoreOp::eDontCare,
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.clearValue = vk::ClearDepthStencilValue{.depth = 1.0f, .stencil = 0},
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};
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vk::RenderingInfo renderingInfo = {
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.renderArea = {.extent = swapchain.m_Extent},
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.layerCount = 1,
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.colorAttachmentCount = Cast<u32>(attachmentInfos.size()),
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.pColorAttachments = attachmentInfos.data(),
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.pDepthAttachment = &depthAttachment,
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};
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cmd.beginRendering(&renderingInfo);
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cmd.setViewport(0, 1, &viewport);
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cmd.setScissor(0, 1, &scissor);
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cmd.bindPipeline(vk::PipelineBindPoint::eGraphics, pipeline.m_Pipeline);
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cmd.bindDescriptorSets(vk::PipelineBindPoint::eGraphics, pipeline.m_Layout, 0, 1,
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&resourceManager.m_DescriptorSet, 0, nullptr);
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cmd.bindDescriptorSets(vk::PipelineBindPoint::eGraphics, pipeline.m_Layout, 1, 1, &descriptorSet, 0, nullptr);
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cmd.bindIndexBuffer(model.m_IndexBuffer.m_Buffer, 0, vk::IndexType::eUint32);
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u32 pcbOffset = 0;
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cmd.pushConstants(pipeline.m_Layout, vk::ShaderStageFlagBits::eAll, pcbOffset, sizeof model.m_Handles,
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&model.m_Handles);
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pcbOffset += sizeof model.m_Handles;
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cmd.pushConstants(pipeline.m_Layout, vk::ShaderStageFlagBits::eAll, pcbOffset, sizeof lightManager.m_MetaInfo,
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&lightManager.m_MetaInfo);
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pcbOffset += sizeof lightManager.m_MetaInfo;
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for (auto &prim : model.m_MeshPrimitives)
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{
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cmd.pushConstants(pipeline.m_Layout, vk::ShaderStageFlagBits::eAll, pcbOffset,
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sizeof prim.m_MaterialIdx, &prim.m_MaterialIdx);
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pcbOffset += sizeof prim.m_MaterialIdx;
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cmd.pushConstants(pipeline.m_Layout, vk::ShaderStageFlagBits::eAll, pcbOffset,
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sizeof prim.m_TransformIdx, &prim.m_TransformIdx);
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pcbOffset += sizeof prim.m_TransformIdx;
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cmd.drawIndexed(prim.m_IndexCount, 1, prim.m_FirstIndex, Cast<i32>(prim.m_VertexOffset), 0);
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}
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cmd.endRendering();
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cmd.pipelineBarrier(vk::PipelineStageFlagBits::eColorAttachmentOutput, vk::PipelineStageFlagBits::eBottomOfPipe,
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{}, 0, nullptr, 0, nullptr, 1, &renderToPresentBarrier);
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AbortIfFailed(cmd.end());
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vk::PipelineStageFlags waitDstStage = vk::PipelineStageFlagBits::eColorAttachmentOutput;
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vk::SubmitInfo submitInfo = {
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.waitSemaphoreCount = 1,
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.pWaitSemaphores = ¤tFrame->m_ImageAcquireSem,
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.pWaitDstStageMask = &waitDstStage,
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.commandBufferCount = 1,
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.pCommandBuffers = &cmd,
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.signalSemaphoreCount = 1,
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.pSignalSemaphores = ¤tFrame->m_RenderFinishSem,
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};
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AbortIfFailed(commandQueue.submit(1, &submitInfo, currentFrame->m_FrameAvailableFence));
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currentFrame->Present(commandQueue, &swapchain, &window);
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}
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AbortIfFailed(device.m_Device.waitIdle());
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for (auto &depthImage : depthImages)
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{
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depthImage.Destroy(&device);
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}
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ubo.Destroy(&device);
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device.m_Device.destroy(descriptorPool, nullptr);
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return 0;
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}
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