VKU

Warning

Initialization

use winit::window::WindowBuilder;use winit::event_loop::{EventLoop,EventLoopBuilder};use winit::dpi::LogicalSize;use raw_window_handle::{HasRawDisplayHandle,HasRawWindowHandle};use vku::{VkInitCreateInfo,VkInit};fnmain() ->Result<(), vku::Error>{let event_loop:EventLoop<()> =EventLoopBuilder::default().build();let size =[800_u32,600_u32];let window =WindowBuilder::new().with_inner_size(LogicalSize{width: size[0],height: size[1]}).build(&event_loop).unwrap();let create_info =VkInitCreateInfo::default();let vk_init =VkInit::new(Some(&window),Some(size), create_info)?;Ok(())}

Swapchain recreation:

use raw_window_handle::{RawDisplayHandle,RawWindowHandle};use vku::VkInit;use winit::window::Window;fnmain() ->Result<(), vku::Error>{let window:Window =todo!();letmut vk_init:VkInit =todo!();let new_size =[1200_u32,900_u32];        vk_init.on_resize(&window, new_size)?;Ok(())}

Managed Image allocation and tracked layout transitions:

use vku::{VkInit,CmdType};use ash::vk::{Extent3D,Format,ImageAspectFlags,ImageLayout};fnmain() ->Result<(), vku::Error>{let vk_init:VkInit =todo!();let setup_cmd_buffer_pool =        vk_init.create_cmd_pool(CmdType::Any)?;let setup_cmd_buffer =        vk_init.create_command_buffers(&setup_cmd_buffer_pool,1)?[0];let setup_fence = vk_init.create_fence()?;        vk_init.begin_cmd_buffer(&setup_cmd_buffer)?;let extent =Extent3D{width:100,height:100,depth:1};let format =Format::R8G8B8A8_UNORM;let format_bytes =4;let aspect_flags =ImageAspectFlags::COLOR;letmut image = vk_init.create_empty_image(extent, format, format_bytes, aspect_flags)?;let image_barrier = image.get_image_layout_transition_barrier2(ImageLayout::TRANSFER_DST_OPTIMAL,None,None)?;// No queue family ownership transfer        vk_init.cmd_pipeline_barrier2(&setup_cmd_buffer,&[image_barrier],&[]);// Only this image barrier, no BufferMemoryBarriers        vk_init.end_and_submit_cmd_buffer(&setup_cmd_buffer,CmdType::Any,&setup_fence,&[],&[],&[])?;// Wait on setup fence, wait/signal no semaphoresOk(())}

Shader compilation with #include directives:

fnmain() ->Result<(), vku::Error>{let src_dir_path = std::path::Path::new("./assets/shaders/src/");let target_dir_path = std::path::Path::new("./assets/shaders/compiled_shaders/");let debug_text_result =true;        vku::compile_all_shaders(&src_dir_path,&target_dir_path, debug_text_result)?;Ok(())}