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2ac0ae1bcc
...
0029f39840
@ -1,90 +0,0 @@
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use memoffset::offset_of;
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use ash::vk;
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use rand::{thread_rng, distributions::{Distribution, Uniform}};
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use cgmath::{InnerSpace, Vector2, Vector4};
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use crate::utility::constants::*;
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use std::f32::consts::PI;
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const PARTICLE_COUNT: i32 = 1000;
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#[repr(C)]
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#[derive(Clone, Debug, Copy)]
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pub struct Particle {
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pos: Vector2<f32>,
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vel: Vector2<f32>,
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color: Vector4<f32>,
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}
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impl Particle {
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pub fn gen() -> Vec<Self> {
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let mut res = vec![];
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let between = Uniform::from(0.0..1.0);
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let mut rng = thread_rng();
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for _i in 0..PARTICLE_COUNT {
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let r = (between.sample(&mut rng) as f32).sqrt();
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let theta = between.sample(&mut rng) * 2.0 * PI;
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let x = r * theta.cos() * WINDOW_HEIGHT as f32 * WINDOW_WIDTH as f32;
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let y = r * theta.sin();
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res.push(
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Particle {
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pos: Vector2::new(x, y),
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vel: Vector2::new(x, y).normalize() * 0.00025,
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color: Vector4::new(between.sample(&mut rng), between.sample(&mut rng), between.sample(&mut rng), 1.0),
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}
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)
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}
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res
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}
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}
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#[repr(C)]
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#[derive(Clone, Debug, Copy)]
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pub struct Vertex {
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pos: [f32; 2],
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color: [f32; 3],
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}
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impl Vertex {
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pub fn get_binding_description() -> [vk::VertexInputBindingDescription; 1] {
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[vk::VertexInputBindingDescription {
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binding: 0,
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stride: std::mem::size_of::<Vertex>() as u32,
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input_rate: vk::VertexInputRate::VERTEX,
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}]
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}
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pub fn get_attribute_descriptions() -> [vk::VertexInputAttributeDescription; 2] {
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[
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vk::VertexInputAttributeDescription {
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binding: 0,
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location: 0,
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format: vk::Format::R32G32_SFLOAT,
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offset: offset_of!(Vertex, pos) as u32,
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},
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vk::VertexInputAttributeDescription {
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binding: 0,
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location: 1,
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format: vk::Format::R32G32B32_SFLOAT,
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offset: offset_of!(Vertex, color) as u32,
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},
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]
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}
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}
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pub const TRI_VERT_DATA: [Vertex; 3] = [
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Vertex {
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pos: [0.0, -0.5],
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color: [1.0, 1.0, 1.0],
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},
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Vertex {
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pos: [0.5, 0.5],
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color: [0.0, 1.0, 0.0],
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},
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Vertex {
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pos: [-0.5, 0.5],
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color: [0.0, 0.0, 1.0],
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},
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];
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@ -1,801 +0,0 @@
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use crate::{
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shaders::*, entities::*, utility, utility::constants::*, utility::debug::*, utility::share, utility::structures::*,
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};
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use ash::{vk, Entry};
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use winit::event::{ElementState, Event, KeyboardInput, VirtualKeyCode, WindowEvent};
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use winit::event_loop::{ControlFlow, EventLoop};
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use std::ffi::CString;
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use std::ptr;
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// Constants
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const WINDOW_TITLE: &'static str = "Template";
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pub struct VulkanApp {
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window: winit::window::Window,
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// vulkan stuff
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_entry: ash::Entry,
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instance: ash::Instance,
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surface_loader: ash::extensions::khr::Surface,
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surface: vk::SurfaceKHR,
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debug_utils_loader: ash::extensions::ext::DebugUtils,
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debug_merssager: vk::DebugUtilsMessengerEXT,
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physical_device: vk::PhysicalDevice,
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device: ash::Device,
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queue_family: QueueFamilyIndices,
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graphics_queue: vk::Queue,
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present_queue: vk::Queue,
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swapchain_loader: ash::extensions::khr::Swapchain,
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swapchain: vk::SwapchainKHR,
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swapchain_images: Vec<vk::Image>,
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swapchain_format: vk::Format,
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swapchain_extent: vk::Extent2D,
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swapchain_imageviews: Vec<vk::ImageView>,
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swapchain_framebuffers: Vec<vk::Framebuffer>,
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render_pass: vk::RenderPass,
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pipeline_layout: vk::PipelineLayout,
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graphics_pipeline: vk::Pipeline,
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vertex_buffer: vk::Buffer,
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vertex_buffer_memory: vk::DeviceMemory,
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command_pool: vk::CommandPool,
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command_buffers: Vec<vk::CommandBuffer>,
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image_available_semaphores: Vec<vk::Semaphore>,
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render_finished_semaphores: Vec<vk::Semaphore>,
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in_flight_fences: Vec<vk::Fence>,
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current_frame: usize,
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is_framebuffer_resized: bool,
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}
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impl VulkanApp {
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pub fn new(event_loop: &winit::event_loop::EventLoop<()>) -> VulkanApp {
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let window =
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utility::window::init_window(event_loop, WINDOW_TITLE, WINDOW_WIDTH, WINDOW_HEIGHT);
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// init vulkan stuff
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let entry = unsafe { Entry::load().unwrap() };
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let instance = share::create_instance(
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&entry,
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WINDOW_TITLE,
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VALIDATION.is_enable,
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&VALIDATION.required_validation_layers.to_vec(),
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);
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let surface_stuff =
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share::create_surface(&entry, &instance, &window, WINDOW_WIDTH, WINDOW_HEIGHT);
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let (debug_utils_loader, debug_merssager) =
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setup_debug_utils(VALIDATION.is_enable, &entry, &instance);
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let physical_device =
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share::pick_physical_device(&instance, &surface_stuff, &DEVICE_EXTENSIONS);
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let (device, queue_family) = share::create_logical_device(
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&instance,
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physical_device,
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&VALIDATION,
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&DEVICE_EXTENSIONS,
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&surface_stuff,
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);
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let graphics_queue =
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unsafe { device.get_device_queue(queue_family.graphics_family.unwrap(), 0) };
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let present_queue =
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unsafe { device.get_device_queue(queue_family.present_family.unwrap(), 0) };
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let swapchain_stuff = share::create_swapchain(
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&instance,
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&device,
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physical_device,
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&window,
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&surface_stuff,
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&queue_family,
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);
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let swapchain_imageviews = share::create_image_views(
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&device,
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swapchain_stuff.swapchain_format,
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&swapchain_stuff.swapchain_images,
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);
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let render_pass = share::create_render_pass(&device, swapchain_stuff.swapchain_format);
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let (graphics_pipeline, pipeline_layout) = VulkanApp::create_graphics_pipeline(
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&device,
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render_pass,
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swapchain_stuff.swapchain_extent,
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);
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let swapchain_framebuffers = share::create_framebuffers(
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&device,
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render_pass,
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&swapchain_imageviews,
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swapchain_stuff.swapchain_extent,
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);
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let command_pool = share::create_command_pool(&device, &queue_family);
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let (vertex_buffer, vertex_buffer_memory) =
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VulkanApp::create_vertex_buffer(&instance, &device, physical_device);
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let command_buffers = VulkanApp::create_command_buffers(
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&device,
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command_pool,
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graphics_pipeline,
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&swapchain_framebuffers,
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render_pass,
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swapchain_stuff.swapchain_extent,
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vertex_buffer,
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);
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let sync_ojbects = share::create_sync_objects(&device, MAX_FRAMES_IN_FLIGHT);
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// cleanup(); the 'drop' function will take care of it.
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VulkanApp {
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// winit stuff
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window,
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// vulkan stuff
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_entry: entry,
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instance,
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surface: surface_stuff.surface,
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surface_loader: surface_stuff.surface_loader,
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debug_utils_loader,
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debug_merssager,
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physical_device,
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device,
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queue_family,
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graphics_queue,
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present_queue,
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swapchain_loader: swapchain_stuff.swapchain_loader,
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swapchain: swapchain_stuff.swapchain,
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swapchain_format: swapchain_stuff.swapchain_format,
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swapchain_images: swapchain_stuff.swapchain_images,
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swapchain_extent: swapchain_stuff.swapchain_extent,
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swapchain_imageviews,
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swapchain_framebuffers,
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pipeline_layout,
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render_pass,
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graphics_pipeline,
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vertex_buffer,
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vertex_buffer_memory,
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command_pool,
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command_buffers,
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image_available_semaphores: sync_ojbects.image_available_semaphores,
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render_finished_semaphores: sync_ojbects.render_finished_semaphores,
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in_flight_fences: sync_ojbects.inflight_fences,
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current_frame: 0,
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is_framebuffer_resized: false,
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}
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}
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fn create_vertex_buffer(
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instance: &ash::Instance,
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device: &ash::Device,
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physical_device: vk::PhysicalDevice,
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) -> (vk::Buffer, vk::DeviceMemory) {
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let vertex_buffer_create_info = vk::BufferCreateInfo {
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s_type: vk::StructureType::BUFFER_CREATE_INFO,
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p_next: ptr::null(),
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flags: vk::BufferCreateFlags::empty(),
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size: std::mem::size_of_val(&TRI_VERT_DATA) as u64,
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usage: vk::BufferUsageFlags::VERTEX_BUFFER
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| vk::BufferUsageFlags::STORAGE_BUFFER
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| vk::BufferUsageFlags::TRANSFER_DST,
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sharing_mode: vk::SharingMode::EXCLUSIVE,
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queue_family_index_count: 0,
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p_queue_family_indices: ptr::null(),
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};
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let vertex_buffer = unsafe {
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device
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.create_buffer(&vertex_buffer_create_info, None)
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.expect("Failed to create Vertex Buffer")
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};
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let mem_requirements = unsafe { device.get_buffer_memory_requirements(vertex_buffer) };
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let mem_properties =
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unsafe { instance.get_physical_device_memory_properties(physical_device) };
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let required_memory_flags: vk::MemoryPropertyFlags =
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vk::MemoryPropertyFlags::HOST_VISIBLE | vk::MemoryPropertyFlags::HOST_COHERENT;
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let memory_type = VulkanApp::find_memory_type(
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mem_requirements.memory_type_bits,
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required_memory_flags,
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mem_properties,
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);
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let allocate_info = vk::MemoryAllocateInfo {
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s_type: vk::StructureType::MEMORY_ALLOCATE_INFO,
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p_next: ptr::null(),
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allocation_size: mem_requirements.size,
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memory_type_index: memory_type,
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};
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let vertex_buffer_memory = unsafe {
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device
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.allocate_memory(&allocate_info, None)
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.expect("Failed to allocate vertex buffer memory!")
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};
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unsafe {
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device
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.bind_buffer_memory(vertex_buffer, vertex_buffer_memory, 0)
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.expect("Failed to bind Buffer");
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let data_ptr = device
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.map_memory(
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vertex_buffer_memory,
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0,
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vertex_buffer_create_info.size,
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vk::MemoryMapFlags::empty(),
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)
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.expect("Failed to Map Memory") as *mut Vertex;
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data_ptr.copy_from_nonoverlapping(TRI_VERT_DATA.as_ptr(), TRI_VERT_DATA.len());
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device.unmap_memory(vertex_buffer_memory);
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}
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(vertex_buffer, vertex_buffer_memory)
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}
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fn find_memory_type(
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type_filter: u32,
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required_properties: vk::MemoryPropertyFlags,
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mem_properties: vk::PhysicalDeviceMemoryProperties,
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) -> u32 {
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for (i, memory_type) in mem_properties.memory_types.iter().enumerate() {
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//if (type_filter & (1 << i)) > 0 && (memory_type.property_flags & required_properties) == required_properties {
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// return i as u32
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// }
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// same implementation
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if (type_filter & (1 << i)) > 0
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&& memory_type.property_flags.contains(required_properties)
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||||
{
|
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return i as u32;
|
||||
}
|
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}
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panic!("Failed to find suitable memory type!")
|
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}
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fn create_command_buffers(
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device: &ash::Device,
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command_pool: vk::CommandPool,
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graphics_pipeline: vk::Pipeline,
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framebuffers: &Vec<vk::Framebuffer>,
|
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render_pass: vk::RenderPass,
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surface_extent: vk::Extent2D,
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vertex_buffer: vk::Buffer,
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) -> Vec<vk::CommandBuffer> {
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let command_buffer_allocate_info = vk::CommandBufferAllocateInfo {
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s_type: vk::StructureType::COMMAND_BUFFER_ALLOCATE_INFO,
|
||||
p_next: ptr::null(),
|
||||
command_buffer_count: framebuffers.len() as u32,
|
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command_pool,
|
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level: vk::CommandBufferLevel::PRIMARY,
|
||||
};
|
||||
|
||||
let command_buffers = unsafe {
|
||||
device
|
||||
.allocate_command_buffers(&command_buffer_allocate_info)
|
||||
.expect("Failed to allocate Command Buffers!")
|
||||
};
|
||||
|
||||
for (i, &command_buffer) in command_buffers.iter().enumerate() {
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||||
let command_buffer_begin_info = vk::CommandBufferBeginInfo {
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||||
s_type: vk::StructureType::COMMAND_BUFFER_BEGIN_INFO,
|
||||
p_next: ptr::null(),
|
||||
flags: vk::CommandBufferUsageFlags::SIMULTANEOUS_USE,
|
||||
p_inheritance_info: ptr::null(),
|
||||
};
|
||||
|
||||
unsafe {
|
||||
device
|
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.begin_command_buffer(command_buffer, &command_buffer_begin_info)
|
||||
.expect("Failed to begin recording Command Buffer at beginning!");
|
||||
}
|
||||
|
||||
let clear_values = [vk::ClearValue {
|
||||
color: vk::ClearColorValue {
|
||||
float32: [0.0, 0.0, 0.0, 1.0],
|
||||
},
|
||||
}];
|
||||
|
||||
let render_pass_begin_info = vk::RenderPassBeginInfo {
|
||||
s_type: vk::StructureType::RENDER_PASS_BEGIN_INFO,
|
||||
p_next: ptr::null(),
|
||||
framebuffer: framebuffers[i],
|
||||
render_pass,
|
||||
clear_value_count: clear_values.len() as u32,
|
||||
p_clear_values: clear_values.as_ptr(),
|
||||
render_area: vk::Rect2D {
|
||||
offset: vk::Offset2D { x: 0, y: 0 },
|
||||
extent: surface_extent,
|
||||
},
|
||||
};
|
||||
|
||||
unsafe {
|
||||
device.cmd_begin_render_pass(
|
||||
command_buffer,
|
||||
&render_pass_begin_info,
|
||||
vk::SubpassContents::INLINE,
|
||||
);
|
||||
device.cmd_bind_pipeline(
|
||||
command_buffer,
|
||||
vk::PipelineBindPoint::GRAPHICS,
|
||||
graphics_pipeline,
|
||||
);
|
||||
|
||||
let vertex_buffers = [vertex_buffer];
|
||||
let offsets = [0_u64];
|
||||
|
||||
device.cmd_bind_vertex_buffers(command_buffer, 0, &vertex_buffers, &offsets);
|
||||
|
||||
device.cmd_draw(command_buffer, TRI_VERT_DATA.len() as u32, 1, 0, 0);
|
||||
|
||||
device.cmd_end_render_pass(command_buffer);
|
||||
|
||||
device
|
||||
.end_command_buffer(command_buffer)
|
||||
.expect("Failed to record Command Buffer at Ending!");
|
||||
}
|
||||
}
|
||||
|
||||
command_buffers
|
||||
}
|
||||
}
|
||||
|
||||
// Fix content -------------------------------------------------------------------------------
|
||||
impl VulkanApp {
|
||||
fn create_graphics_pipeline(
|
||||
device: &ash::Device,
|
||||
render_pass: vk::RenderPass,
|
||||
swapchain_extent: vk::Extent2D,
|
||||
) -> (vk::Pipeline, vk::PipelineLayout) {
|
||||
let mut shader_modules: Vec<vk::PipelineShaderStageCreateInfo> = vec![];
|
||||
let main_function = CString::new("main").unwrap();
|
||||
for (shader, stage_i) in shaders() {
|
||||
shader_modules.push(
|
||||
vk::PipelineShaderStageCreateInfo {
|
||||
s_type: vk::StructureType::PIPELINE_SHADER_STAGE_CREATE_INFO,
|
||||
p_next: ptr::null(),
|
||||
flags: vk::PipelineShaderStageCreateFlags::empty(),
|
||||
module: share::create_shader_module(device, shader),
|
||||
p_name: main_function.as_ptr(),
|
||||
stage: stage_i,
|
||||
p_specialization_info: ptr::null(),
|
||||
|
||||
}
|
||||
)
|
||||
}
|
||||
|
||||
let binding_description = Vertex::get_binding_description();
|
||||
let attribute_description = Vertex::get_attribute_descriptions();
|
||||
|
||||
let vertex_input_state_create_info = vk::PipelineVertexInputStateCreateInfo {
|
||||
s_type: vk::StructureType::PIPELINE_VERTEX_INPUT_STATE_CREATE_INFO,
|
||||
p_next: ptr::null(),
|
||||
flags: vk::PipelineVertexInputStateCreateFlags::empty(),
|
||||
vertex_attribute_description_count: attribute_description.len() as u32,
|
||||
p_vertex_attribute_descriptions: attribute_description.as_ptr(),
|
||||
vertex_binding_description_count: binding_description.len() as u32,
|
||||
p_vertex_binding_descriptions: binding_description.as_ptr(),
|
||||
};
|
||||
let vertex_input_assembly_state_info = vk::PipelineInputAssemblyStateCreateInfo {
|
||||
s_type: vk::StructureType::PIPELINE_INPUT_ASSEMBLY_STATE_CREATE_INFO,
|
||||
flags: vk::PipelineInputAssemblyStateCreateFlags::empty(),
|
||||
p_next: ptr::null(),
|
||||
topology: vk::PrimitiveTopology::TRIANGLE_LIST,
|
||||
primitive_restart_enable: vk::FALSE,
|
||||
};
|
||||
|
||||
let viewports = [vk::Viewport {
|
||||
x: 0.0,
|
||||
y: 0.0,
|
||||
width: swapchain_extent.width as f32,
|
||||
height: swapchain_extent.height as f32,
|
||||
min_depth: 0.0,
|
||||
max_depth: 1.0,
|
||||
}];
|
||||
|
||||
let scissors = [vk::Rect2D {
|
||||
offset: vk::Offset2D { x: 0, y: 0 },
|
||||
extent: swapchain_extent,
|
||||
}];
|
||||
|
||||
let viewport_state_create_info = vk::PipelineViewportStateCreateInfo {
|
||||
s_type: vk::StructureType::PIPELINE_VIEWPORT_STATE_CREATE_INFO,
|
||||
p_next: ptr::null(),
|
||||
flags: vk::PipelineViewportStateCreateFlags::empty(),
|
||||
scissor_count: scissors.len() as u32,
|
||||
p_scissors: scissors.as_ptr(),
|
||||
viewport_count: viewports.len() as u32,
|
||||
p_viewports: viewports.as_ptr(),
|
||||
};
|
||||
|
||||
let rasterization_statue_create_info = vk::PipelineRasterizationStateCreateInfo {
|
||||
s_type: vk::StructureType::PIPELINE_RASTERIZATION_STATE_CREATE_INFO,
|
||||
p_next: ptr::null(),
|
||||
flags: vk::PipelineRasterizationStateCreateFlags::empty(),
|
||||
cull_mode: vk::CullModeFlags::BACK,
|
||||
front_face: vk::FrontFace::CLOCKWISE,
|
||||
line_width: 1.0,
|
||||
polygon_mode: vk::PolygonMode::FILL,
|
||||
rasterizer_discard_enable: vk::FALSE,
|
||||
depth_clamp_enable: vk::FALSE,
|
||||
depth_bias_clamp: 0.0,
|
||||
depth_bias_constant_factor: 0.0,
|
||||
depth_bias_enable: vk::FALSE,
|
||||
depth_bias_slope_factor: 0.0,
|
||||
};
|
||||
|
||||
let multisample_state_create_info = vk::PipelineMultisampleStateCreateInfo {
|
||||
s_type: vk::StructureType::PIPELINE_MULTISAMPLE_STATE_CREATE_INFO,
|
||||
flags: vk::PipelineMultisampleStateCreateFlags::empty(),
|
||||
p_next: ptr::null(),
|
||||
rasterization_samples: vk::SampleCountFlags::TYPE_1,
|
||||
sample_shading_enable: vk::FALSE,
|
||||
min_sample_shading: 0.0,
|
||||
p_sample_mask: ptr::null(),
|
||||
alpha_to_one_enable: vk::FALSE,
|
||||
alpha_to_coverage_enable: vk::FALSE,
|
||||
};
|
||||
|
||||
let stencil_state = vk::StencilOpState {
|
||||
fail_op: vk::StencilOp::KEEP,
|
||||
pass_op: vk::StencilOp::KEEP,
|
||||
depth_fail_op: vk::StencilOp::KEEP,
|
||||
compare_op: vk::CompareOp::ALWAYS,
|
||||
compare_mask: 0,
|
||||
write_mask: 0,
|
||||
reference: 0,
|
||||
};
|
||||
|
||||
let depth_state_create_info = vk::PipelineDepthStencilStateCreateInfo {
|
||||
s_type: vk::StructureType::PIPELINE_DEPTH_STENCIL_STATE_CREATE_INFO,
|
||||
p_next: ptr::null(),
|
||||
flags: vk::PipelineDepthStencilStateCreateFlags::empty(),
|
||||
depth_test_enable: vk::FALSE,
|
||||
depth_write_enable: vk::FALSE,
|
||||
depth_compare_op: vk::CompareOp::LESS_OR_EQUAL,
|
||||
depth_bounds_test_enable: vk::FALSE,
|
||||
stencil_test_enable: vk::FALSE,
|
||||
front: stencil_state,
|
||||
back: stencil_state,
|
||||
max_depth_bounds: 1.0,
|
||||
min_depth_bounds: 0.0,
|
||||
};
|
||||
|
||||
let color_blend_attachment_states = [vk::PipelineColorBlendAttachmentState {
|
||||
blend_enable: vk::FALSE,
|
||||
color_write_mask: vk::ColorComponentFlags::RGBA,
|
||||
src_color_blend_factor: vk::BlendFactor::ONE,
|
||||
dst_color_blend_factor: vk::BlendFactor::ZERO,
|
||||
color_blend_op: vk::BlendOp::ADD,
|
||||
src_alpha_blend_factor: vk::BlendFactor::ONE,
|
||||
dst_alpha_blend_factor: vk::BlendFactor::ZERO,
|
||||
alpha_blend_op: vk::BlendOp::ADD,
|
||||
}];
|
||||
|
||||
let color_blend_state = vk::PipelineColorBlendStateCreateInfo {
|
||||
s_type: vk::StructureType::PIPELINE_COLOR_BLEND_STATE_CREATE_INFO,
|
||||
p_next: ptr::null(),
|
||||
flags: vk::PipelineColorBlendStateCreateFlags::empty(),
|
||||
logic_op_enable: vk::FALSE,
|
||||
logic_op: vk::LogicOp::COPY,
|
||||
attachment_count: color_blend_attachment_states.len() as u32,
|
||||
p_attachments: color_blend_attachment_states.as_ptr(),
|
||||
blend_constants: [0.0, 0.0, 0.0, 0.0],
|
||||
};
|
||||
|
||||
let pipeline_layout_create_info = vk::PipelineLayoutCreateInfo {
|
||||
s_type: vk::StructureType::PIPELINE_LAYOUT_CREATE_INFO,
|
||||
p_next: ptr::null(),
|
||||
flags: vk::PipelineLayoutCreateFlags::empty(),
|
||||
set_layout_count: 0,
|
||||
p_set_layouts: ptr::null(),
|
||||
push_constant_range_count: 0,
|
||||
p_push_constant_ranges: ptr::null(),
|
||||
};
|
||||
|
||||
let pipeline_layout = unsafe {
|
||||
device
|
||||
.create_pipeline_layout(&pipeline_layout_create_info, None)
|
||||
.expect("Failed to create pipeline layout!")
|
||||
};
|
||||
|
||||
let graphic_pipeline_create_infos = [vk::GraphicsPipelineCreateInfo {
|
||||
s_type: vk::StructureType::GRAPHICS_PIPELINE_CREATE_INFO,
|
||||
p_next: ptr::null(),
|
||||
flags: vk::PipelineCreateFlags::empty(),
|
||||
stage_count: shader_modules.len() as u32,
|
||||
p_stages: shader_modules.as_ptr(),
|
||||
p_vertex_input_state: &vertex_input_state_create_info,
|
||||
p_input_assembly_state: &vertex_input_assembly_state_info,
|
||||
p_tessellation_state: ptr::null(),
|
||||
p_viewport_state: &viewport_state_create_info,
|
||||
p_rasterization_state: &rasterization_statue_create_info,
|
||||
p_multisample_state: &multisample_state_create_info,
|
||||
p_depth_stencil_state: &depth_state_create_info,
|
||||
p_color_blend_state: &color_blend_state,
|
||||
p_dynamic_state: ptr::null(),
|
||||
layout: pipeline_layout,
|
||||
render_pass,
|
||||
subpass: 0,
|
||||
base_pipeline_handle: vk::Pipeline::null(),
|
||||
base_pipeline_index: -1,
|
||||
}];
|
||||
|
||||
let graphics_pipelines = unsafe {
|
||||
device
|
||||
.create_graphics_pipelines(
|
||||
vk::PipelineCache::null(),
|
||||
&graphic_pipeline_create_infos,
|
||||
None,
|
||||
)
|
||||
.expect("Failed to create Graphics Pipeline!.")
|
||||
};
|
||||
|
||||
unsafe {
|
||||
for shader in shader_modules {
|
||||
device.destroy_shader_module(shader.module, None)
|
||||
}
|
||||
}
|
||||
|
||||
(graphics_pipelines[0], pipeline_layout)
|
||||
}
|
||||
|
||||
fn draw_frame(&mut self) {
|
||||
let wait_fences = [self.in_flight_fences[self.current_frame]];
|
||||
|
||||
unsafe {
|
||||
self.device
|
||||
.wait_for_fences(&wait_fences, true, std::u64::MAX)
|
||||
.expect("Failed to wait for Fence!");
|
||||
}
|
||||
|
||||
let (image_index, _is_sub_optimal) = unsafe {
|
||||
let result = self.swapchain_loader.acquire_next_image(
|
||||
self.swapchain,
|
||||
std::u64::MAX,
|
||||
self.image_available_semaphores[self.current_frame],
|
||||
vk::Fence::null(),
|
||||
);
|
||||
match result {
|
||||
Ok(image_index) => image_index,
|
||||
Err(vk_result) => match vk_result {
|
||||
vk::Result::ERROR_OUT_OF_DATE_KHR => {
|
||||
self.recreate_swapchain();
|
||||
return;
|
||||
}
|
||||
_ => panic!("Failed to acquire Swap Chain Image!"),
|
||||
},
|
||||
}
|
||||
};
|
||||
|
||||
let wait_semaphores = [self.image_available_semaphores[self.current_frame]];
|
||||
let wait_stages = [vk::PipelineStageFlags::COLOR_ATTACHMENT_OUTPUT];
|
||||
let signal_semaphores = [self.render_finished_semaphores[self.current_frame]];
|
||||
|
||||
let submit_infos = [vk::SubmitInfo {
|
||||
s_type: vk::StructureType::SUBMIT_INFO,
|
||||
p_next: ptr::null(),
|
||||
wait_semaphore_count: wait_semaphores.len() as u32,
|
||||
p_wait_semaphores: wait_semaphores.as_ptr(),
|
||||
p_wait_dst_stage_mask: wait_stages.as_ptr(),
|
||||
command_buffer_count: 1,
|
||||
p_command_buffers: &self.command_buffers[image_index as usize],
|
||||
signal_semaphore_count: signal_semaphores.len() as u32,
|
||||
p_signal_semaphores: signal_semaphores.as_ptr(),
|
||||
}];
|
||||
|
||||
unsafe {
|
||||
self.device
|
||||
.reset_fences(&wait_fences)
|
||||
.expect("Failed to reset Fence!");
|
||||
|
||||
self.device
|
||||
.queue_submit(
|
||||
self.graphics_queue,
|
||||
&submit_infos,
|
||||
self.in_flight_fences[self.current_frame],
|
||||
)
|
||||
.expect("Failed to execute queue submit.");
|
||||
}
|
||||
|
||||
let swapchains = [self.swapchain];
|
||||
|
||||
let present_info = vk::PresentInfoKHR {
|
||||
s_type: vk::StructureType::PRESENT_INFO_KHR,
|
||||
p_next: ptr::null(),
|
||||
wait_semaphore_count: 1,
|
||||
p_wait_semaphores: signal_semaphores.as_ptr(),
|
||||
swapchain_count: 1,
|
||||
p_swapchains: swapchains.as_ptr(),
|
||||
p_image_indices: &image_index,
|
||||
p_results: ptr::null_mut(),
|
||||
};
|
||||
|
||||
let result = unsafe {
|
||||
self.swapchain_loader
|
||||
.queue_present(self.present_queue, &present_info)
|
||||
};
|
||||
|
||||
let is_resized = match result {
|
||||
Ok(_) => self.is_framebuffer_resized,
|
||||
Err(vk_result) => match vk_result {
|
||||
vk::Result::ERROR_OUT_OF_DATE_KHR | vk::Result::SUBOPTIMAL_KHR => true,
|
||||
_ => panic!("Failed to execute queue present."),
|
||||
},
|
||||
};
|
||||
if is_resized {
|
||||
self.is_framebuffer_resized = false;
|
||||
self.recreate_swapchain();
|
||||
}
|
||||
|
||||
self.current_frame = (self.current_frame + 1) % MAX_FRAMES_IN_FLIGHT;
|
||||
}
|
||||
|
||||
fn recreate_swapchain(&mut self) {
|
||||
// parameters -------------
|
||||
let surface_suff = SurfaceStuff {
|
||||
surface_loader: self.surface_loader.clone(),
|
||||
surface: self.surface,
|
||||
screen_width: WINDOW_WIDTH,
|
||||
screen_height: WINDOW_HEIGHT,
|
||||
};
|
||||
// ------------------------
|
||||
|
||||
unsafe {
|
||||
self.device
|
||||
.device_wait_idle()
|
||||
.expect("Failed to wait device idle!")
|
||||
};
|
||||
self.cleanup_swapchain();
|
||||
|
||||
let swapchain_stuff = share::create_swapchain(
|
||||
&self.instance,
|
||||
&self.device,
|
||||
self.physical_device,
|
||||
&self.window,
|
||||
&surface_suff,
|
||||
&self.queue_family,
|
||||
);
|
||||
self.swapchain_loader = swapchain_stuff.swapchain_loader;
|
||||
self.swapchain = swapchain_stuff.swapchain;
|
||||
self.swapchain_images = swapchain_stuff.swapchain_images;
|
||||
self.swapchain_format = swapchain_stuff.swapchain_format;
|
||||
self.swapchain_extent = swapchain_stuff.swapchain_extent;
|
||||
|
||||
self.swapchain_imageviews = share::create_image_views(
|
||||
&self.device,
|
||||
self.swapchain_format,
|
||||
&self.swapchain_images,
|
||||
);
|
||||
self.render_pass = share::create_render_pass(&self.device, self.swapchain_format);
|
||||
let (graphics_pipeline, pipeline_layout) = VulkanApp::create_graphics_pipeline(
|
||||
&self.device,
|
||||
self.render_pass,
|
||||
swapchain_stuff.swapchain_extent,
|
||||
);
|
||||
self.graphics_pipeline = graphics_pipeline;
|
||||
self.pipeline_layout = pipeline_layout;
|
||||
|
||||
self.swapchain_framebuffers = share::create_framebuffers(
|
||||
&self.device,
|
||||
self.render_pass,
|
||||
&self.swapchain_imageviews,
|
||||
self.swapchain_extent,
|
||||
);
|
||||
self.command_buffers = VulkanApp::create_command_buffers(
|
||||
&self.device,
|
||||
self.command_pool,
|
||||
self.graphics_pipeline,
|
||||
&self.swapchain_framebuffers,
|
||||
self.render_pass,
|
||||
self.swapchain_extent,
|
||||
self.vertex_buffer,
|
||||
);
|
||||
}
|
||||
|
||||
fn cleanup_swapchain(&self) {
|
||||
unsafe {
|
||||
self.device
|
||||
.free_command_buffers(self.command_pool, &self.command_buffers);
|
||||
for &framebuffer in self.swapchain_framebuffers.iter() {
|
||||
self.device.destroy_framebuffer(framebuffer, None);
|
||||
}
|
||||
self.device.destroy_pipeline(self.graphics_pipeline, None);
|
||||
self.device
|
||||
.destroy_pipeline_layout(self.pipeline_layout, None);
|
||||
self.device.destroy_render_pass(self.render_pass, None);
|
||||
for &image_view in self.swapchain_imageviews.iter() {
|
||||
self.device.destroy_image_view(image_view, None);
|
||||
}
|
||||
self.swapchain_loader
|
||||
.destroy_swapchain(self.swapchain, None);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
impl Drop for VulkanApp {
|
||||
fn drop(&mut self) {
|
||||
unsafe {
|
||||
for i in 0..MAX_FRAMES_IN_FLIGHT {
|
||||
self.device
|
||||
.destroy_semaphore(self.image_available_semaphores[i], None);
|
||||
self.device
|
||||
.destroy_semaphore(self.render_finished_semaphores[i], None);
|
||||
self.device.destroy_fence(self.in_flight_fences[i], None);
|
||||
}
|
||||
|
||||
self.cleanup_swapchain();
|
||||
|
||||
self.device.destroy_buffer(self.vertex_buffer, None);
|
||||
self.device.free_memory(self.vertex_buffer_memory, None);
|
||||
|
||||
self.device.destroy_command_pool(self.command_pool, None);
|
||||
|
||||
self.device.destroy_device(None);
|
||||
self.surface_loader.destroy_surface(self.surface, None);
|
||||
|
||||
if VALIDATION.is_enable {
|
||||
self.debug_utils_loader
|
||||
.destroy_debug_utils_messenger(self.debug_merssager, None);
|
||||
}
|
||||
self.instance.destroy_instance(None);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
impl VulkanApp {
|
||||
pub fn main_loop(mut self, event_loop: EventLoop<()>) {
|
||||
let mut tick_counter = utility::fps_limiter::FPSLimiter::new();
|
||||
|
||||
event_loop.run(move |event, _, control_flow| match event {
|
||||
Event::WindowEvent { event, .. } => match event {
|
||||
WindowEvent::CloseRequested => *control_flow = ControlFlow::Exit,
|
||||
WindowEvent::KeyboardInput { input, .. } => match input {
|
||||
KeyboardInput {
|
||||
virtual_keycode,
|
||||
state,
|
||||
..
|
||||
} => match (virtual_keycode, state) {
|
||||
(Some(VirtualKeyCode::Escape), ElementState::Pressed) => {
|
||||
*control_flow = ControlFlow::Exit
|
||||
}
|
||||
_ => {}
|
||||
},
|
||||
},
|
||||
_ => {}
|
||||
},
|
||||
Event::MainEventsCleared => {
|
||||
self.window.request_redraw();
|
||||
}
|
||||
Event::RedrawRequested(_window_id) => {
|
||||
self.draw_frame();
|
||||
|
||||
tick_counter.tick_frame();
|
||||
if true {
|
||||
print!("FPS: {}\r", tick_counter.fps());
|
||||
}
|
||||
}
|
||||
Event::LoopDestroyed => {
|
||||
unsafe {
|
||||
self.device
|
||||
.device_wait_idle()
|
||||
.expect("Failed to wait device idle!")
|
||||
};
|
||||
}
|
||||
_ => (),
|
||||
})
|
||||
}
|
||||
}
|
||||
|
||||
Loading…
Reference in new issue