1292 lines
59 KiB
Rust
1292 lines
59 KiB
Rust
#![allow(dead_code)]
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#[macro_use]
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extern crate ash;
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extern crate image;
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extern crate glfw;
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use ash::vk;
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use std::default::Default;
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use glfw::*;
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use ash::entry::Entry;
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use ash::instance::Instance;
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use ash::device::Device;
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use std::ptr;
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use std::ffi::{CStr, CString};
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use std::mem;
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use std::path::Path;
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use std::fs::File;
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use std::io::Read;
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// Simple offset_of macro akin to C++ offsetof
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macro_rules! offset_of{
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($base: path, $field: ident) => {
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unsafe{
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let b: $base = mem::uninitialized();
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(&b.$field as *const _ as isize) - (&b as *const _ as isize)
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}
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}
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}
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// Cross platform surface creation with GLFW
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#[cfg(all(unix, not(target_os = "android")))]
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fn create_surface(instance: &Instance, window: &Window) -> Result<vk::SurfaceKHR, vk::Result> {
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let x11_display = window.glfw.get_x11_display();
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let x11_window = window.get_x11_window();
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let x11_create_info = vk::XlibSurfaceCreateInfoKHR {
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s_type: vk::StructureType::XlibSurfaceCreateInfoKhr,
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p_next: ptr::null(),
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flags: Default::default(),
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window: x11_window as vk::Window,
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dpy: x11_display as *mut vk::Display,
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};
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instance.create_xlib_surface_khr(&x11_create_info)
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}
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#[cfg(all(unix, not(target_os = "android")))]
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fn extension_names() -> Vec<CString> {
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vec![CString::new("VK_KHR_surface").unwrap(),
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CString::new("VK_KHR_xlib_surface").unwrap(),
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CString::new("VK_EXT_debug_report").unwrap()]
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}
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#[cfg(all(windows))]
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fn extension_names() -> Vec<CString> {
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vec![CString::new("VK_KHR_surface").unwrap(),
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CString::new("VK_KHR_win32_surface").unwrap(),
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CString::new("VK_EXT_debug_report").unwrap()]
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}
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unsafe extern "system" fn vulkan_debug_callback(flags: vk::DebugReportFlagsEXT,
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obj_type: vk::DebugReportObjectTypeEXT,
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obj: u64,
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loc: usize,
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message: i32,
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p_layer_prefix: *const i8,
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p_message: *const i8,
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data: *mut ())
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-> u32 {
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println!("{:?}", CStr::from_ptr(p_message));
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1
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}
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fn handle_window_event(window: &mut glfw::Window, event: glfw::WindowEvent) {
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match event {
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glfw::WindowEvent::Key(Key::Escape, _, Action::Press, _) => window.set_should_close(true),
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_ => {}
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}
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}
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pub fn find_memorytype_index(memory_req: &vk::MemoryRequirements,
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memory_prop: &vk::PhysicalDeviceMemoryProperties,
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flags: vk::MemoryPropertyFlags)
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-> Option<u32> {
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let mut memory_type_bits = memory_req.memory_type_bits;
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for (index, ref memory_type) in memory_prop.memory_types.iter().enumerate() {
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if (memory_type.property_flags & flags) == flags {
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return Some(index as u32);
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}
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memory_type_bits = memory_type_bits >> 1;
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}
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None
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}
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#[derive(Clone, Debug, Copy)]
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struct Vertex {
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pos: [f32; 4],
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uv: [f32; 2],
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}
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fn main() {
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let mut glfw = glfw::init(glfw::FAIL_ON_ERRORS).unwrap();
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let window_width = 1920;
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let window_height = 1080;
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let (mut window, events) = glfw.create_window(window_width,
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window_height,
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"Hello this is window",
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glfw::WindowMode::Windowed)
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.expect("Failed to create GLFW window.");
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window.set_key_polling(true);
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window.make_current();
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glfw.set_swap_interval(0);
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let entry = Entry::load_vulkan().unwrap();
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let instance_ext_props = entry.enumerate_instance_extension_properties().unwrap();
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let app_name = CString::new("VulkanTriangle").unwrap();
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let raw_name = app_name.as_ptr();
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let layer_names = [CString::new("VK_LAYER_LUNARG_standard_validation").unwrap()];
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let layers_names_raw: Vec<*const i8> = layer_names.iter()
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.map(|raw_name| raw_name.as_ptr())
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.collect();
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let extension_names = extension_names();
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let extension_names_raw: Vec<*const i8> = extension_names.iter()
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.map(|raw_name| raw_name.as_ptr())
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.collect();
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let appinfo = vk::ApplicationInfo {
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p_application_name: raw_name,
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s_type: vk::StructureType::ApplicationInfo,
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p_next: ptr::null(),
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application_version: 0,
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p_engine_name: raw_name,
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engine_version: 0,
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api_version: vk_make_version!(1, 0, 36),
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};
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let create_info = vk::InstanceCreateInfo {
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s_type: vk::StructureType::InstanceCreateInfo,
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p_next: ptr::null(),
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flags: Default::default(),
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p_application_info: &appinfo,
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pp_enabled_layer_names: layers_names_raw.as_ptr(),
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enabled_layer_count: layers_names_raw.len() as u32,
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pp_enabled_extension_names: extension_names_raw.as_ptr(),
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enabled_extension_count: extension_names_raw.len() as u32,
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};
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let instance: Instance = entry.create_instance(&create_info).expect("Instance creation error");
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let debug_info = vk::DebugReportCallbackCreateInfoEXT {
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s_type: vk::StructureType::DebugReportCallbackCreateInfoExt,
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p_next: ptr::null(),
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flags: vk::DEBUG_REPORT_ERROR_BIT_EXT | vk::DEBUG_REPORT_WARNING_BIT_EXT |
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vk::DEBUG_REPORT_PERFORMANCE_WARNING_BIT_EXT,
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pfn_callback: vulkan_debug_callback,
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p_user_data: ptr::null_mut(),
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};
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let debug_call_back = instance.create_debug_report_callback_ext(&debug_info).unwrap();
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let surface = create_surface(&instance, &window).unwrap();
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let pdevices = instance.enumerate_physical_devices().expect("Physical device error");
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let (pdevice, queue_family_index) = pdevices.iter()
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.map(|pdevice| {
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instance.get_physical_device_queue_family_properties(*pdevice)
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.iter()
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.enumerate()
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.filter_map(|(index, ref info)| {
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let supports_graphic_and_surface =
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info.queue_flags.subset(vk::QUEUE_GRAPHICS_BIT) &&
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instance.get_physical_device_surface_support_khr(*pdevice,
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index as u32,
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surface);
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match supports_graphic_and_surface {
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true => Some((*pdevice, index)),
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_ => None,
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}
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})
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.nth(0)
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})
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.filter_map(|v| v)
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.nth(0)
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.expect("Couldn't find suitable device.");
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let queue_family_index = queue_family_index as u32;
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let device_extension_names = [CString::new("VK_KHR_swapchain").unwrap()];
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let device_extension_names_raw: Vec<*const i8> = device_extension_names.iter()
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.map(|raw_name| raw_name.as_ptr())
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.collect();
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let features = vk::PhysicalDeviceFeatures { shader_clip_distance: 1, ..Default::default() };
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let priorities = [1.0];
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let queue_info = vk::DeviceQueueCreateInfo {
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s_type: vk::StructureType::DeviceQueueCreateInfo,
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p_next: ptr::null(),
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flags: Default::default(),
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queue_family_index: queue_family_index as u32,
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p_queue_priorities: priorities.as_ptr(),
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queue_count: priorities.len() as u32,
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};
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let device_create_info = vk::DeviceCreateInfo {
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s_type: vk::StructureType::DeviceCreateInfo,
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p_next: ptr::null(),
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flags: Default::default(),
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queue_create_info_count: 1,
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p_queue_create_infos: &queue_info,
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enabled_layer_count: 0,
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pp_enabled_layer_names: ptr::null(),
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enabled_extension_count: device_extension_names_raw.len() as u32,
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pp_enabled_extension_names: device_extension_names_raw.as_ptr(),
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p_enabled_features: &features,
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};
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let device: Device = instance.create_device(pdevice, &device_create_info)
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.unwrap();
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let present_queue = device.get_device_queue(queue_family_index as u32, 0);
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let surface_formats = instance.get_physical_device_surface_formats_khr(pdevice, surface)
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.unwrap();
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let surface_format = surface_formats.iter()
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.map(|sfmt| {
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match sfmt.format {
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vk::Format::Undefined => {
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vk::SurfaceFormatKHR {
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format: vk::Format::B8g8r8Unorm,
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color_space: sfmt.color_space,
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}
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}
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_ => sfmt.clone(),
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}
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})
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.nth(0)
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.expect("Unable to find suitable surface format.");
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let surface_capabilities =
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instance.get_physical_device_surface_capabilities_khr(pdevice, surface).unwrap();
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let desired_image_count = surface_capabilities.min_image_count + 1;
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assert!(surface_capabilities.min_image_count <= desired_image_count &&
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surface_capabilities.max_image_count >= desired_image_count,
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"Image count err");
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let surface_resoultion = match surface_capabilities.current_extent.width {
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std::u32::MAX => {
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vk::Extent2D {
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width: window_width,
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height: window_height,
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}
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}
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_ => surface_capabilities.current_extent,
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};
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let pre_transform = if surface_capabilities.supported_transforms
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.subset(vk::SURFACE_TRANSFORM_IDENTITY_BIT_KHR) {
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vk::SURFACE_TRANSFORM_IDENTITY_BIT_KHR
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} else {
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surface_capabilities.current_transform
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};
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let present_modes = instance.get_physical_device_surface_present_modes_khr(pdevice, surface)
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.unwrap();
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let present_mode = present_modes.iter()
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.cloned()
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.find(|&mode| mode == vk::PresentModeKHR::Mailbox)
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.unwrap_or(vk::PresentModeKHR::Fifo);
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let swapchain_create_info = vk::SwapchainCreateInfoKHR {
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s_type: vk::StructureType::SwapchainCreateInfoKhr,
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p_next: ptr::null(),
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flags: Default::default(),
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surface: surface,
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min_image_count: desired_image_count,
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image_color_space: surface_format.color_space,
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image_format: surface_format.format,
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image_extent: surface_resoultion.clone(),
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image_usage: vk::IMAGE_USAGE_COLOR_ATTACHMENT_BIT,
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image_sharing_mode: vk::SharingMode::Exclusive,
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pre_transform: pre_transform,
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composite_alpha: vk::COMPOSITE_ALPHA_OPAQUE_BIT_KHR,
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present_mode: present_mode,
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clipped: 1,
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old_swapchain: vk::SwapchainKHR::null(),
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image_array_layers: 1,
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p_queue_family_indices: ptr::null(),
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queue_family_index_count: 0,
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};
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let swapchain = device.create_swapchain_khr(&swapchain_create_info).unwrap();
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let pool_create_info = vk::CommandPoolCreateInfo {
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s_type: vk::StructureType::CommandPoolCreateInfo,
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p_next: ptr::null(),
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flags: vk::COMMAND_POOL_CREATE_RESET_COMMAND_BUFFER_BIT,
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queue_family_index: queue_family_index,
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};
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let pool = device.create_command_pool(&pool_create_info).unwrap();
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let command_buffer_allocate_info = vk::CommandBufferAllocateInfo {
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s_type: vk::StructureType::CommandBufferAllocateInfo,
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p_next: ptr::null(),
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command_buffer_count: 3,
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command_pool: pool,
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level: vk::CommandBufferLevel::Primary,
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};
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let command_buffers = device.allocate_command_buffers(&command_buffer_allocate_info).unwrap();
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let setup_command_buffer = command_buffers[0];
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let draw_command_buffer = command_buffers[1];
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let texture_command_buffer = command_buffers[2];
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let present_images = device.get_swapchain_images_khr(swapchain).unwrap();
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let present_image_views: Vec<vk::ImageView> = present_images.iter()
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.map(|&image| {
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let create_view_info = vk::ImageViewCreateInfo {
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s_type: vk::StructureType::ImageViewCreateInfo,
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p_next: ptr::null(),
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flags: Default::default(),
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view_type: vk::ImageViewType::Type2d,
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format: surface_format.format,
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components: vk::ComponentMapping {
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r: vk::ComponentSwizzle::R,
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g: vk::ComponentSwizzle::G,
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b: vk::ComponentSwizzle::B,
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a: vk::ComponentSwizzle::A,
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},
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subresource_range: vk::ImageSubresourceRange {
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aspect_mask: vk::IMAGE_ASPECT_COLOR_BIT,
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base_mip_level: 0,
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level_count: 1,
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base_array_layer: 0,
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layer_count: 1,
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},
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image: image,
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};
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device.create_image_view(&create_view_info).unwrap()
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})
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.collect();
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let device_memory_properties = instance.get_physical_device_memory_properties(pdevice);
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let depth_image_create_info = vk::ImageCreateInfo {
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s_type: vk::StructureType::ImageCreateInfo,
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p_next: ptr::null(),
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flags: vk::IMAGE_CREATE_SPARSE_BINDING_BIT,
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image_type: vk::ImageType::Type2d,
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format: vk::Format::D16Unorm,
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extent: vk::Extent3D {
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width: surface_resoultion.width,
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height: surface_resoultion.height,
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depth: 1,
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},
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mip_levels: 1,
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array_layers: 1,
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samples: vk::SAMPLE_COUNT_1_BIT,
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tiling: vk::ImageTiling::Optimal,
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usage: vk::IMAGE_USAGE_DEPTH_STENCIL_ATTACHMENT_BIT,
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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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initial_layout: vk::ImageLayout::Undefined,
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};
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let depth_image = device.create_image(&depth_image_create_info).unwrap();
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let depth_image_memory_req = device.get_image_memory_requirements(depth_image);
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let depth_image_memory_index = find_memorytype_index(&depth_image_memory_req,
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&device_memory_properties,
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vk::MEMORY_PROPERTY_DEVICE_LOCAL_BIT)
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.expect("Unable to find suitable memory index for depth image.");
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let depth_image_allocate_info = vk::MemoryAllocateInfo {
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s_type: vk::StructureType::MemoryAllocateInfo,
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p_next: ptr::null(),
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allocation_size: depth_image_memory_req.size,
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memory_type_index: depth_image_memory_index,
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};
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let depth_image_memory = device.allocate_memory(&depth_image_allocate_info).unwrap();
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device.bind_image_memory(depth_image, depth_image_memory, 0)
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.expect("Unable to bind depth image memory");
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let command_buffer_begin_info = vk::CommandBufferBeginInfo {
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s_type: vk::StructureType::CommandBufferBeginInfo,
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p_next: ptr::null(),
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p_inheritance_info: ptr::null(),
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flags: vk::COMMAND_BUFFER_USAGE_ONE_TIME_SUBMIT_BIT,
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};
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device.begin_command_buffer(setup_command_buffer, &command_buffer_begin_info).unwrap();
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let layout_transition_barrier = vk::ImageMemoryBarrier {
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s_type: vk::StructureType::ImageMemoryBarrier,
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p_next: ptr::null(),
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src_access_mask: Default::default(),
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dst_access_mask: vk::ACCESS_DEPTH_STENCIL_ATTACHMENT_READ_BIT |
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vk::ACCESS_DEPTH_STENCIL_ATTACHMENT_WRITE_BIT,
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old_layout: vk::ImageLayout::Undefined,
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new_layout: vk::ImageLayout::DepthStencilAttachmentOptimal,
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src_queue_family_index: vk::VK_QUEUE_FAMILY_IGNORED,
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dst_queue_family_index: vk::VK_QUEUE_FAMILY_IGNORED,
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image: depth_image,
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subresource_range: vk::ImageSubresourceRange {
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aspect_mask: vk::IMAGE_ASPECT_DEPTH_BIT,
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base_mip_level: 0,
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level_count: 1,
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base_array_layer: 0,
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layer_count: 1,
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},
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};
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device.cmd_pipeline_barrier(setup_command_buffer,
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vk::PIPELINE_STAGE_TOP_OF_PIPE_BIT,
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vk::PIPELINE_STAGE_TOP_OF_PIPE_BIT,
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vk::DependencyFlags::empty(),
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&[],
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&[],
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&[layout_transition_barrier]);
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let wait_stage_mask = [vk::PIPELINE_STAGE_COLOR_ATTACHMENT_OUTPUT_BIT];
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let fence_create_info = vk::FenceCreateInfo {
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s_type: vk::StructureType::FenceCreateInfo,
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p_next: ptr::null(),
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flags: vk::FenceCreateFlags::empty(),
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};
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let submit_fence = device.create_fence(&fence_create_info).unwrap();
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let submit_info = vk::SubmitInfo {
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s_type: vk::StructureType::SubmitInfo,
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p_next: ptr::null(),
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wait_semaphore_count: 0,
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p_wait_semaphores: ptr::null(),
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signal_semaphore_count: 0,
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p_signal_semaphores: ptr::null(),
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p_wait_dst_stage_mask: wait_stage_mask.as_ptr(),
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command_buffer_count: 1,
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p_command_buffers: &setup_command_buffer,
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};
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device.end_command_buffer(setup_command_buffer).unwrap();
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device.queue_submit(present_queue, &[submit_info], submit_fence).unwrap();
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device.wait_for_fences(&[submit_fence], true, std::u64::MAX).unwrap();
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let depth_image_view_info = vk::ImageViewCreateInfo {
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s_type: vk::StructureType::ImageViewCreateInfo,
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p_next: ptr::null(),
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flags: Default::default(),
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view_type: vk::ImageViewType::Type2d,
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format: depth_image_create_info.format,
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components: vk::ComponentMapping {
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r: vk::ComponentSwizzle::Identity,
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g: vk::ComponentSwizzle::Identity,
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b: vk::ComponentSwizzle::Identity,
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a: vk::ComponentSwizzle::Identity,
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},
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subresource_range: vk::ImageSubresourceRange {
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aspect_mask: vk::IMAGE_ASPECT_DEPTH_BIT,
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base_mip_level: 0,
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level_count: 1,
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base_array_layer: 0,
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layer_count: 1,
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},
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image: depth_image,
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};
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let depth_image_view = device.create_image_view(&depth_image_view_info).unwrap();
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let renderpass_attachments = [vk::AttachmentDescription {
|
|
format: surface_format.format,
|
|
flags: vk::AttachmentDescriptionFlags::empty(),
|
|
samples: vk::SAMPLE_COUNT_1_BIT,
|
|
load_op: vk::AttachmentLoadOp::Clear,
|
|
store_op: vk::AttachmentStoreOp::Store,
|
|
stencil_load_op: vk::AttachmentLoadOp::DontCare,
|
|
stencil_store_op: vk::AttachmentStoreOp::DontCare,
|
|
initial_layout: vk::ImageLayout::Undefined,
|
|
final_layout: vk::ImageLayout::PresentSrcKhr,
|
|
},
|
|
vk::AttachmentDescription {
|
|
format: depth_image_create_info.format,
|
|
flags: vk::AttachmentDescriptionFlags::empty(),
|
|
samples: vk::SAMPLE_COUNT_1_BIT,
|
|
load_op: vk::AttachmentLoadOp::Clear,
|
|
store_op: vk::AttachmentStoreOp::DontCare,
|
|
stencil_load_op: vk::AttachmentLoadOp::DontCare,
|
|
stencil_store_op: vk::AttachmentStoreOp::DontCare,
|
|
initial_layout:
|
|
vk::ImageLayout::DepthStencilAttachmentOptimal,
|
|
final_layout: vk::ImageLayout::DepthStencilAttachmentOptimal,
|
|
}];
|
|
let color_attachment_ref = vk::AttachmentReference {
|
|
attachment: 0,
|
|
layout: vk::ImageLayout::ColorAttachmentOptimal,
|
|
};
|
|
let depth_attachment_ref = vk::AttachmentReference {
|
|
attachment: 1,
|
|
layout: vk::ImageLayout::DepthStencilAttachmentOptimal,
|
|
};
|
|
let dependency = vk::SubpassDependency {
|
|
dependency_flags: Default::default(),
|
|
src_subpass: vk::VK_SUBPASS_EXTERNAL,
|
|
dst_subpass: Default::default(),
|
|
src_stage_mask: vk::PIPELINE_STAGE_COLOR_ATTACHMENT_OUTPUT_BIT,
|
|
src_access_mask: Default::default(),
|
|
dst_access_mask: vk::ACCESS_COLOR_ATTACHMENT_READ_BIT |
|
|
vk::ACCESS_COLOR_ATTACHMENT_WRITE_BIT,
|
|
dst_stage_mask: vk::PIPELINE_STAGE_COLOR_ATTACHMENT_OUTPUT_BIT,
|
|
};
|
|
let subpass = vk::SubpassDescription {
|
|
color_attachment_count: 1,
|
|
p_color_attachments: &color_attachment_ref,
|
|
p_depth_stencil_attachment: &depth_attachment_ref,
|
|
// TODO: Why is there no wrapper?
|
|
flags: Default::default(),
|
|
pipeline_bind_point: vk::PipelineBindPoint::Graphics,
|
|
input_attachment_count: 0,
|
|
p_input_attachments: ptr::null(),
|
|
p_resolve_attachments: ptr::null(),
|
|
preserve_attachment_count: 0,
|
|
p_preserve_attachments: ptr::null(),
|
|
};
|
|
let renderpass_create_info = vk::RenderPassCreateInfo {
|
|
s_type: vk::StructureType::RenderPassCreateInfo,
|
|
flags: Default::default(),
|
|
p_next: ptr::null(),
|
|
attachment_count: renderpass_attachments.len() as u32,
|
|
p_attachments: renderpass_attachments.as_ptr(),
|
|
subpass_count: 1,
|
|
p_subpasses: &subpass,
|
|
dependency_count: 1,
|
|
p_dependencies: &dependency,
|
|
};
|
|
let renderpass = device.create_render_pass(&renderpass_create_info).unwrap();
|
|
let framebuffers: Vec<vk::Framebuffer> = present_image_views.iter()
|
|
.map(|&present_image_view| {
|
|
let framebuffer_attachments = [present_image_view, depth_image_view];
|
|
let frame_buffer_create_info = vk::FramebufferCreateInfo {
|
|
s_type: vk::StructureType::FramebufferCreateInfo,
|
|
p_next: ptr::null(),
|
|
flags: Default::default(),
|
|
render_pass: renderpass,
|
|
attachment_count: framebuffer_attachments.len() as u32,
|
|
p_attachments: framebuffer_attachments.as_ptr(),
|
|
width: surface_resoultion.width,
|
|
height: surface_resoultion.height,
|
|
layers: 1,
|
|
};
|
|
device.create_framebuffer(&frame_buffer_create_info).unwrap()
|
|
})
|
|
.collect();
|
|
let index_buffer_data = [0u32, 1, 2, 2, 3, 0];
|
|
let index_buffer_info = vk::BufferCreateInfo {
|
|
s_type: vk::StructureType::BufferCreateInfo,
|
|
p_next: ptr::null(),
|
|
flags: vk::BufferCreateFlags::empty(),
|
|
size: std::mem::size_of_val(&index_buffer_data) as u64,
|
|
usage: vk::BUFFER_USAGE_INDEX_BUFFER_BIT,
|
|
sharing_mode: vk::SharingMode::Exclusive,
|
|
queue_family_index_count: 0,
|
|
p_queue_family_indices: ptr::null(),
|
|
};
|
|
let index_buffer = device.create_buffer(&index_buffer_info).unwrap();
|
|
let index_buffer_memory_req = device.get_buffer_memory_requirements(index_buffer);
|
|
let index_buffer_memory_index = find_memorytype_index(&index_buffer_memory_req,
|
|
&device_memory_properties,
|
|
vk::MEMORY_PROPERTY_HOST_VISIBLE_BIT)
|
|
.expect("Unable to find suitable memorytype for the index buffer.");
|
|
let index_allocate_info = vk::MemoryAllocateInfo {
|
|
s_type: vk::StructureType::MemoryAllocateInfo,
|
|
p_next: ptr::null(),
|
|
allocation_size: index_buffer_memory_req.size,
|
|
memory_type_index: index_buffer_memory_index,
|
|
};
|
|
let index_buffer_memory = device.allocate_memory(&index_allocate_info).unwrap();
|
|
let index_slice = device.map_memory::<u32>(index_buffer_memory,
|
|
0,
|
|
index_buffer_info.size,
|
|
vk::MemoryMapFlags::empty())
|
|
.unwrap();
|
|
index_slice.copy_from_slice(&index_buffer_data);
|
|
device.unmap_memory(index_buffer_memory);
|
|
device.bind_buffer_memory(index_buffer, index_buffer_memory, 0).unwrap();
|
|
|
|
let uniform_color_buffer_info = vk::BufferCreateInfo {
|
|
s_type: vk::StructureType::BufferCreateInfo,
|
|
p_next: ptr::null(),
|
|
flags: vk::BufferCreateFlags::empty(),
|
|
size: 3 * std::mem::size_of::<f32>() as u64,
|
|
usage: vk::BUFFER_USAGE_UNIFORM_BUFFER_BIT,
|
|
sharing_mode: vk::SharingMode::Exclusive,
|
|
queue_family_index_count: 0,
|
|
p_queue_family_indices: ptr::null(),
|
|
};
|
|
let uniform_color_buffer_data = [0.0f32, 0.0, 1.0];
|
|
let uniform_color_buffer = device.create_buffer(&uniform_color_buffer_info).unwrap();
|
|
let uniform_color_buffer_memory_req =
|
|
device.get_buffer_memory_requirements(uniform_color_buffer);
|
|
let uniform_color_buffer_memory_index =
|
|
find_memorytype_index(&uniform_color_buffer_memory_req,
|
|
&device_memory_properties,
|
|
vk::MEMORY_PROPERTY_HOST_VISIBLE_BIT)
|
|
.expect("Unable to find suitable memorytype for the vertex buffer.");
|
|
|
|
let uniform_color_buffer_allocate_info = vk::MemoryAllocateInfo {
|
|
s_type: vk::StructureType::MemoryAllocateInfo,
|
|
p_next: ptr::null(),
|
|
allocation_size: uniform_color_buffer_memory_req.size,
|
|
memory_type_index: uniform_color_buffer_memory_index,
|
|
};
|
|
let uniform_color_buffer_memory = device.allocate_memory(&uniform_color_buffer_allocate_info)
|
|
.unwrap();
|
|
let uniform_slice = device.map_memory::<f32>(uniform_color_buffer_memory,
|
|
0,
|
|
uniform_color_buffer_info.size,
|
|
vk::MemoryMapFlags::empty())
|
|
.unwrap();
|
|
uniform_slice.copy_from_slice(&uniform_color_buffer_data[..]);
|
|
device.unmap_memory(uniform_color_buffer_memory);
|
|
device.bind_buffer_memory(uniform_color_buffer, uniform_color_buffer_memory, 0).unwrap();
|
|
let vertices = [Vertex {
|
|
pos: [-1.0, -1.0, 0.0, 1.0],
|
|
uv: [0.0, 0.0],
|
|
},
|
|
Vertex {
|
|
pos: [-1.0, 1.0, 0.0, 1.0],
|
|
uv: [0.0, 1.0],
|
|
},
|
|
Vertex {
|
|
pos: [1.0, 1.0, 0.0, 1.0],
|
|
uv: [1.0, 1.0],
|
|
},
|
|
Vertex {
|
|
pos: [1.0, -1.0, 0.0, 1.0],
|
|
uv: [1.0, 0.0],
|
|
}];
|
|
let vertex_input_buffer_info = vk::BufferCreateInfo {
|
|
s_type: vk::StructureType::BufferCreateInfo,
|
|
p_next: ptr::null(),
|
|
flags: vk::BufferCreateFlags::empty(),
|
|
size: std::mem::size_of_val(&vertices) as u64,
|
|
usage: vk::BUFFER_USAGE_VERTEX_BUFFER_BIT,
|
|
sharing_mode: vk::SharingMode::Exclusive,
|
|
queue_family_index_count: 0,
|
|
p_queue_family_indices: ptr::null(),
|
|
};
|
|
let vertex_input_buffer = device.create_buffer(&vertex_input_buffer_info).unwrap();
|
|
let vertex_input_buffer_memory_req = device.get_buffer_memory_requirements(vertex_input_buffer);
|
|
let vertex_input_buffer_memory_index =
|
|
find_memorytype_index(&vertex_input_buffer_memory_req,
|
|
&device_memory_properties,
|
|
vk::MEMORY_PROPERTY_HOST_VISIBLE_BIT)
|
|
.expect("Unable to find suitable memorytype for the vertex buffer.");
|
|
|
|
let vertex_buffer_allocate_info = vk::MemoryAllocateInfo {
|
|
s_type: vk::StructureType::MemoryAllocateInfo,
|
|
p_next: ptr::null(),
|
|
allocation_size: vertex_input_buffer_memory_req.size,
|
|
memory_type_index: vertex_input_buffer_memory_index,
|
|
};
|
|
let vertex_input_buffer_memory = device.allocate_memory(&vertex_buffer_allocate_info).unwrap();
|
|
let slice = device.map_memory::<Vertex>(vertex_input_buffer_memory,
|
|
0,
|
|
vertex_input_buffer_info.size,
|
|
vk::MemoryMapFlags::empty())
|
|
.unwrap();
|
|
slice.copy_from_slice(&vertices);
|
|
device.unmap_memory(vertex_input_buffer_memory);
|
|
device.bind_buffer_memory(vertex_input_buffer, vertex_input_buffer_memory, 0).unwrap();
|
|
|
|
|
|
let image = image::open("rust.png").unwrap().to_rgba();
|
|
let image_dimensions = image.dimensions();
|
|
let image_data = image.into_raw();
|
|
let image_buffer_info = vk::BufferCreateInfo {
|
|
s_type: vk::StructureType::BufferCreateInfo,
|
|
p_next: ptr::null(),
|
|
flags: vk::BufferCreateFlags::empty(),
|
|
size: (std::mem::size_of::<u8>() * image_data.len()) as u64,
|
|
usage: vk::BUFFER_USAGE_TRANSFER_SRC_BIT,
|
|
sharing_mode: vk::SharingMode::Exclusive,
|
|
queue_family_index_count: 0,
|
|
p_queue_family_indices: ptr::null(),
|
|
};
|
|
let image_buffer = device.create_buffer(&image_buffer_info).unwrap();
|
|
let image_buffer_memory_req = device.get_buffer_memory_requirements(image_buffer);
|
|
let image_buffer_memory_index = find_memorytype_index(&image_buffer_memory_req,
|
|
&device_memory_properties,
|
|
vk::MEMORY_PROPERTY_HOST_VISIBLE_BIT)
|
|
.expect("Unable to find suitable memorytype for the vertex buffer.");
|
|
|
|
let vertex_buffer_allocate_info = vk::MemoryAllocateInfo {
|
|
s_type: vk::StructureType::MemoryAllocateInfo,
|
|
p_next: ptr::null(),
|
|
allocation_size: image_buffer_memory_req.size,
|
|
memory_type_index: image_buffer_memory_index,
|
|
};
|
|
let image_buffer_memory = device.allocate_memory(&vertex_buffer_allocate_info).unwrap();
|
|
let image_buffer_slice = device.map_memory::<u8>(image_buffer_memory,
|
|
0,
|
|
image_buffer_info.size,
|
|
vk::MemoryMapFlags::empty())
|
|
.unwrap();
|
|
image_buffer_slice.copy_from_slice(&image_data);
|
|
device.unmap_memory(image_buffer_memory);
|
|
device.bind_buffer_memory(image_buffer, image_buffer_memory, 0).unwrap();
|
|
|
|
let texture_create_info = vk::ImageCreateInfo {
|
|
s_type: vk::StructureType::ImageCreateInfo,
|
|
p_next: ptr::null(),
|
|
flags: Default::default(),
|
|
image_type: vk::ImageType::Type2d,
|
|
format: vk::Format::R8g8b8a8Unorm,
|
|
extent: vk::Extent3D {
|
|
width: image_dimensions.0,
|
|
height: image_dimensions.1,
|
|
depth: 1,
|
|
},
|
|
mip_levels: 1,
|
|
array_layers: 1,
|
|
samples: vk::SAMPLE_COUNT_1_BIT,
|
|
tiling: vk::ImageTiling::Optimal,
|
|
usage: vk::IMAGE_USAGE_TRANSFER_DST_BIT | vk::IMAGE_USAGE_SAMPLED_BIT,
|
|
sharing_mode: vk::SharingMode::Exclusive,
|
|
queue_family_index_count: 0,
|
|
p_queue_family_indices: ptr::null(),
|
|
initial_layout: vk::ImageLayout::Undefined,
|
|
};
|
|
let texture_image = device.create_image(&texture_create_info).unwrap();
|
|
let texture_memory_req = device.get_image_memory_requirements(texture_image);
|
|
let texture_memory_index = find_memorytype_index(&texture_memory_req,
|
|
&device_memory_properties,
|
|
vk::MEMORY_PROPERTY_DEVICE_LOCAL_BIT)
|
|
.expect("Unable to find suitable memory index for depth image.");
|
|
|
|
let texture_allocate_info = vk::MemoryAllocateInfo {
|
|
s_type: vk::StructureType::MemoryAllocateInfo,
|
|
p_next: ptr::null(),
|
|
allocation_size: texture_memory_req.size,
|
|
memory_type_index: texture_memory_index,
|
|
};
|
|
let texture_memory = device.allocate_memory(&texture_allocate_info).unwrap();
|
|
device.bind_image_memory(texture_image, texture_memory, 0)
|
|
.expect("Unable to bind depth image memory");
|
|
|
|
device.begin_command_buffer(texture_command_buffer, &command_buffer_begin_info).unwrap();
|
|
let texture_barrier = vk::ImageMemoryBarrier {
|
|
s_type: vk::StructureType::ImageMemoryBarrier,
|
|
p_next: ptr::null(),
|
|
src_access_mask: Default::default(),
|
|
dst_access_mask: vk::ACCESS_TRANSFER_WRITE_BIT,
|
|
old_layout: vk::ImageLayout::Undefined,
|
|
new_layout: vk::ImageLayout::TransferDstOptimal,
|
|
src_queue_family_index: vk::VK_QUEUE_FAMILY_IGNORED,
|
|
dst_queue_family_index: vk::VK_QUEUE_FAMILY_IGNORED,
|
|
image: texture_image,
|
|
subresource_range: vk::ImageSubresourceRange {
|
|
aspect_mask: vk::IMAGE_ASPECT_COLOR_BIT,
|
|
base_mip_level: 0,
|
|
level_count: 1,
|
|
base_array_layer: 0,
|
|
layer_count: 1,
|
|
},
|
|
};
|
|
device.cmd_pipeline_barrier(texture_command_buffer,
|
|
vk::PIPELINE_STAGE_TOP_OF_PIPE_BIT,
|
|
vk::PIPELINE_STAGE_TOP_OF_PIPE_BIT,
|
|
vk::DependencyFlags::empty(),
|
|
&[],
|
|
&[],
|
|
&[texture_barrier]);
|
|
let buffer_copy_regions = [vk::BufferImageCopy {
|
|
image_subresource: vk::ImageSubresourceLayers {
|
|
aspect_mask: vk::IMAGE_ASPECT_COLOR_BIT,
|
|
mip_level: 0,
|
|
base_array_layer: 0,
|
|
layer_count: 1,
|
|
},
|
|
image_extent: vk::Extent3D {
|
|
width: image_dimensions.0,
|
|
height: image_dimensions.1,
|
|
depth: 1,
|
|
},
|
|
buffer_offset: 0,
|
|
// FIX ME
|
|
buffer_image_height: 0,
|
|
buffer_row_length: 0,
|
|
image_offset: vk::Offset3D { x: 0, y: 0, z: 0 },
|
|
}];
|
|
device.cmd_copy_buffer_to_image(texture_command_buffer,
|
|
image_buffer,
|
|
texture_image,
|
|
vk::ImageLayout::TransferDstOptimal,
|
|
&buffer_copy_regions);
|
|
let texture_barrier_end = vk::ImageMemoryBarrier {
|
|
s_type: vk::StructureType::ImageMemoryBarrier,
|
|
p_next: ptr::null(),
|
|
src_access_mask: vk::ACCESS_TRANSFER_WRITE_BIT,
|
|
dst_access_mask: vk::ACCESS_SHADER_READ_BIT,
|
|
old_layout: vk::ImageLayout::TransferDstOptimal,
|
|
new_layout: vk::ImageLayout::ShaderReadOnlyOptimal,
|
|
src_queue_family_index: vk::VK_QUEUE_FAMILY_IGNORED,
|
|
dst_queue_family_index: vk::VK_QUEUE_FAMILY_IGNORED,
|
|
image: texture_image,
|
|
subresource_range: vk::ImageSubresourceRange {
|
|
aspect_mask: vk::IMAGE_ASPECT_COLOR_BIT,
|
|
base_mip_level: 0,
|
|
level_count: 1,
|
|
base_array_layer: 0,
|
|
layer_count: 1,
|
|
},
|
|
};
|
|
device.cmd_pipeline_barrier(texture_command_buffer,
|
|
vk::PIPELINE_STAGE_TOP_OF_PIPE_BIT,
|
|
vk::PIPELINE_STAGE_TOP_OF_PIPE_BIT,
|
|
vk::DependencyFlags::empty(),
|
|
&[],
|
|
&[],
|
|
&[texture_barrier_end]);
|
|
let wait_stage_mask = [vk::PIPELINE_STAGE_TOP_OF_PIPE_BIT];
|
|
let texture_cb_fence = device.create_fence(&fence_create_info).unwrap();
|
|
let tex_submit_info = vk::SubmitInfo {
|
|
s_type: vk::StructureType::SubmitInfo,
|
|
p_next: ptr::null(),
|
|
wait_semaphore_count: 0,
|
|
p_wait_semaphores: ptr::null(),
|
|
signal_semaphore_count: 0,
|
|
p_signal_semaphores: ptr::null(),
|
|
p_wait_dst_stage_mask: wait_stage_mask.as_ptr(),
|
|
command_buffer_count: 1,
|
|
p_command_buffers: &texture_command_buffer,
|
|
};
|
|
device.end_command_buffer(texture_command_buffer).unwrap();
|
|
device.queue_submit(present_queue, &[tex_submit_info], texture_cb_fence).unwrap();
|
|
device.wait_for_fences(&[texture_cb_fence], true, std::u64::MAX).unwrap();
|
|
|
|
let sampler_info = vk::SamplerCreateInfo{
|
|
s_type: vk::StructureType::SamplerCreateInfo,
|
|
p_next: ptr::null(),
|
|
flags: Default::default(),
|
|
mag_filter: vk::Filter::Linear,
|
|
min_filter: vk::Filter::Linear,
|
|
mipmap_mode: vk::SamplerMipmapMode::Linear,
|
|
address_mode_u: vk::SamplerAddressMode::MirroredRepeat,
|
|
address_mode_v: vk::SamplerAddressMode::MirroredRepeat,
|
|
address_mode_w: vk::SamplerAddressMode::MirroredRepeat,
|
|
mip_lod_bias: 0.0,
|
|
min_lod: 0.0,
|
|
max_lod: 0.0,
|
|
anisotropy_enable: 0,
|
|
max_anisotropy: 1.0,
|
|
border_color: vk::BorderColor::FloatOpaqueWhite,
|
|
compare_enable: 0,
|
|
compare_op: vk::CompareOp::Never,
|
|
unnormalized_coordinates: 0
|
|
};
|
|
|
|
let sampler = device.create_sampler(&sampler_info).unwrap();
|
|
|
|
let tex_image_view_info = vk::ImageViewCreateInfo {
|
|
s_type: vk::StructureType::ImageViewCreateInfo,
|
|
p_next: ptr::null(),
|
|
flags: Default::default(),
|
|
view_type: vk::ImageViewType::Type2d,
|
|
format: texture_create_info.format,
|
|
components: vk::ComponentMapping {
|
|
r: vk::ComponentSwizzle::R,
|
|
g: vk::ComponentSwizzle::G,
|
|
b: vk::ComponentSwizzle::B,
|
|
a: vk::ComponentSwizzle::A,
|
|
},
|
|
subresource_range: vk::ImageSubresourceRange {
|
|
aspect_mask: vk::IMAGE_ASPECT_COLOR_BIT,
|
|
base_mip_level: 0,
|
|
level_count: 1,
|
|
base_array_layer: 0,
|
|
layer_count: 1,
|
|
},
|
|
image: texture_image,
|
|
};
|
|
let tex_image_view = device.create_image_view(&tex_image_view_info).unwrap();
|
|
let descriptor_sizes = [vk::DescriptorPoolSize {
|
|
typ: vk::DescriptorType::UniformBuffer,
|
|
descriptor_count: 1,
|
|
},
|
|
vk::DescriptorPoolSize {
|
|
typ: vk::DescriptorType::CombinedImageSampler,
|
|
descriptor_count: 1,
|
|
}];
|
|
let descriptor_pool_info = vk::DescriptorPoolCreateInfo {
|
|
s_type: vk::StructureType::DescriptorPoolCreateInfo,
|
|
p_next: ptr::null(),
|
|
flags: Default::default(),
|
|
pool_size_count: descriptor_sizes.len() as u32,
|
|
p_pool_sizes: descriptor_sizes.as_ptr(),
|
|
max_sets: 1,
|
|
};
|
|
let descriptor_pool = device.create_descriptor_pool(&descriptor_pool_info).unwrap();
|
|
let desc_layout_bindings = [vk::DescriptorSetLayoutBinding {
|
|
binding: 0,
|
|
descriptor_type: vk::DescriptorType::UniformBuffer,
|
|
descriptor_count: 1,
|
|
stage_flags: vk::SHADER_STAGE_FRAGMENT_BIT,
|
|
p_immutable_samplers: ptr::null(),
|
|
},
|
|
vk::DescriptorSetLayoutBinding {
|
|
binding: 1,
|
|
descriptor_type: vk::DescriptorType::CombinedImageSampler,
|
|
descriptor_count: 1,
|
|
stage_flags: vk::SHADER_STAGE_FRAGMENT_BIT,
|
|
p_immutable_samplers: ptr::null(),
|
|
}];
|
|
let descriptor_info = vk::DescriptorSetLayoutCreateInfo {
|
|
s_type: vk::StructureType::DescriptorSetLayoutCreateInfo,
|
|
p_next: ptr::null(),
|
|
flags: Default::default(),
|
|
binding_count: desc_layout_bindings.len() as u32,
|
|
p_bindings: desc_layout_bindings.as_ptr(),
|
|
};
|
|
|
|
|
|
let desc_set_layouts = [device.create_descriptor_set_layout(&descriptor_info).unwrap()];
|
|
let desc_alloc_info = vk::DescriptorSetAllocateInfo {
|
|
s_type: vk::StructureType::DescriptorSetAllocateInfo,
|
|
p_next: ptr::null(),
|
|
descriptor_pool: descriptor_pool,
|
|
descriptor_set_count: desc_set_layouts.len() as u32,
|
|
p_set_layouts: desc_set_layouts.as_ptr(),
|
|
};
|
|
let descriptor_sets = device.allocate_descriptor_sets(&desc_alloc_info).unwrap();
|
|
|
|
let uniform_color_buffer_descriptor = vk::DescriptorBufferInfo {
|
|
buffer: uniform_color_buffer,
|
|
offset: 0,
|
|
range: mem::size_of_val(&uniform_color_buffer_data) as u64,
|
|
};
|
|
|
|
let tex_descriptor = vk::DescriptorImageInfo{
|
|
image_layout: vk::ImageLayout::General,
|
|
image_view: tex_image_view,
|
|
sampler: sampler
|
|
};
|
|
|
|
let write_desc_sets = [vk::WriteDescriptorSet {
|
|
s_type: vk::StructureType::WriteDescriptorSet,
|
|
p_next: ptr::null(),
|
|
dst_set: descriptor_sets[0],
|
|
dst_binding: 0,
|
|
dst_array_element: 0,
|
|
descriptor_count: 1,
|
|
descriptor_type: vk::DescriptorType::UniformBuffer,
|
|
p_image_info: ptr::null(),
|
|
p_buffer_info: &uniform_color_buffer_descriptor,
|
|
p_texel_buffer_view: ptr::null(),
|
|
},vk::WriteDescriptorSet {
|
|
s_type: vk::StructureType::WriteDescriptorSet,
|
|
p_next: ptr::null(),
|
|
dst_set: descriptor_sets[0],
|
|
dst_binding: 1,
|
|
dst_array_element: 0,
|
|
descriptor_count: 1,
|
|
descriptor_type: vk::DescriptorType::CombinedImageSampler,
|
|
p_image_info: &tex_descriptor,
|
|
p_buffer_info: ptr::null(),
|
|
p_texel_buffer_view: ptr::null(),
|
|
}];
|
|
device.update_descriptor_sets(&write_desc_sets, &[]);
|
|
let vertex_spv_file = File::open(Path::new("shader/vert.spv"))
|
|
.expect("Could not find vert.spv.");
|
|
let frag_spv_file = File::open(Path::new("shader/frag.spv")).expect("Could not find frag.spv.");
|
|
|
|
let vertex_bytes: Vec<u8> = vertex_spv_file.bytes().filter_map(|byte| byte.ok()).collect();
|
|
let vertex_shader_info = vk::ShaderModuleCreateInfo {
|
|
s_type: vk::StructureType::ShaderModuleCreateInfo,
|
|
p_next: ptr::null(),
|
|
flags: Default::default(),
|
|
code_size: vertex_bytes.len(),
|
|
p_code: vertex_bytes.as_ptr() as *const u32,
|
|
};
|
|
let frag_bytes: Vec<u8> = frag_spv_file.bytes().filter_map(|byte| byte.ok()).collect();
|
|
let frag_shader_info = vk::ShaderModuleCreateInfo {
|
|
s_type: vk::StructureType::ShaderModuleCreateInfo,
|
|
p_next: ptr::null(),
|
|
flags: Default::default(),
|
|
code_size: frag_bytes.len(),
|
|
p_code: frag_bytes.as_ptr() as *const u32,
|
|
};
|
|
let vertex_shader_module = device.create_shader_module(&vertex_shader_info)
|
|
.expect("Vertex shader module error");
|
|
|
|
let fragment_shader_module = device.create_shader_module(&frag_shader_info)
|
|
.expect("Fragment shader module error");
|
|
|
|
let layout_create_info = vk::PipelineLayoutCreateInfo {
|
|
s_type: vk::StructureType::PipelineLayoutCreateInfo,
|
|
p_next: ptr::null(),
|
|
flags: Default::default(),
|
|
set_layout_count: desc_set_layouts.len() as u32,
|
|
p_set_layouts: desc_set_layouts.as_ptr(),
|
|
push_constant_range_count: 0,
|
|
p_push_constant_ranges: ptr::null(),
|
|
};
|
|
|
|
let pipeline_layout = device.create_pipeline_layout(&layout_create_info).unwrap();
|
|
|
|
let shader_entry_name = CString::new("main").unwrap();
|
|
let shader_stage_create_infos = [vk::PipelineShaderStageCreateInfo {
|
|
s_type: vk::StructureType::PipelineShaderStageCreateInfo,
|
|
p_next: ptr::null(),
|
|
flags: Default::default(),
|
|
module: vertex_shader_module,
|
|
p_name: shader_entry_name.as_ptr(),
|
|
p_specialization_info: ptr::null(),
|
|
stage: vk::SHADER_STAGE_VERTEX_BIT,
|
|
},
|
|
vk::PipelineShaderStageCreateInfo {
|
|
s_type: vk::StructureType::PipelineShaderStageCreateInfo,
|
|
p_next: ptr::null(),
|
|
flags: Default::default(),
|
|
module: fragment_shader_module,
|
|
p_name: shader_entry_name.as_ptr(),
|
|
p_specialization_info: ptr::null(),
|
|
stage: vk::SHADER_STAGE_FRAGMENT_BIT,
|
|
}];
|
|
let vertex_input_binding_descriptions = [vk::VertexInputBindingDescription {
|
|
binding: 0,
|
|
stride: mem::size_of::<Vertex>() as u32,
|
|
input_rate: vk::VertexInputRate::Vertex,
|
|
}];
|
|
let vertex_input_attribute_descriptions = [vk::VertexInputAttributeDescription {
|
|
location: 0,
|
|
binding: 0,
|
|
format: vk::Format::R32g32b32a32Sfloat,
|
|
offset: offset_of!(Vertex, pos) as u32,
|
|
},
|
|
vk::VertexInputAttributeDescription {
|
|
location: 1,
|
|
binding: 0,
|
|
format: vk::Format::R32g32Sfloat,
|
|
offset: offset_of!(Vertex, uv) as u32,
|
|
}];
|
|
let vertex_input_state_info = vk::PipelineVertexInputStateCreateInfo {
|
|
s_type: vk::StructureType::PipelineVertexInputStateCreateInfo,
|
|
p_next: ptr::null(),
|
|
flags: Default::default(),
|
|
vertex_attribute_description_count: vertex_input_attribute_descriptions.len() as u32,
|
|
p_vertex_attribute_descriptions: vertex_input_attribute_descriptions.as_ptr(),
|
|
vertex_binding_description_count: vertex_input_binding_descriptions.len() as u32,
|
|
p_vertex_binding_descriptions: vertex_input_binding_descriptions.as_ptr(),
|
|
};
|
|
let vertex_input_assembly_state_info = vk::PipelineInputAssemblyStateCreateInfo {
|
|
s_type: vk::StructureType::PipelineInputAssemblyStateCreateInfo,
|
|
flags: Default::default(),
|
|
p_next: ptr::null(),
|
|
primitive_restart_enable: 0,
|
|
topology: vk::PrimitiveTopology::TriangleList,
|
|
};
|
|
let viewports = [vk::Viewport {
|
|
x: 0.0,
|
|
y: 0.0,
|
|
width: surface_resoultion.width as f32,
|
|
height: surface_resoultion.height as f32,
|
|
min_depth: 0.0,
|
|
max_depth: 1.0,
|
|
}];
|
|
let scissors = [vk::Rect2D {
|
|
offset: vk::Offset2D { x: 0, y: 0 },
|
|
extent: surface_resoultion.clone(),
|
|
}];
|
|
let viewport_state_info = vk::PipelineViewportStateCreateInfo {
|
|
s_type: vk::StructureType::PipelineViewportStateCreateInfo,
|
|
p_next: ptr::null(),
|
|
flags: Default::default(),
|
|
scissor_count: scissors.len() as u32,
|
|
p_scissors: scissors.as_ptr(),
|
|
viewport_count: viewports.len() as u32,
|
|
p_viewports: viewports.as_ptr(),
|
|
};
|
|
let rasterization_info = vk::PipelineRasterizationStateCreateInfo {
|
|
s_type: vk::StructureType::PipelineRasterizationStateCreateInfo,
|
|
p_next: ptr::null(),
|
|
flags: Default::default(),
|
|
cull_mode: vk::CULL_MODE_NONE,
|
|
depth_bias_clamp: 0.0,
|
|
depth_bias_constant_factor: 0.0,
|
|
depth_bias_enable: 0,
|
|
depth_bias_slope_factor: 0.0,
|
|
depth_clamp_enable: 0,
|
|
front_face: vk::FrontFace::CounterClockwise,
|
|
line_width: 1.0,
|
|
polygon_mode: vk::PolygonMode::Fill,
|
|
rasterizer_discard_enable: 0,
|
|
};
|
|
let multisample_state_info = vk::PipelineMultisampleStateCreateInfo {
|
|
s_type: vk::StructureType::PipelineMultisampleStateCreateInfo,
|
|
flags: Default::default(),
|
|
p_next: ptr::null(),
|
|
rasterization_samples: vk::SAMPLE_COUNT_1_BIT,
|
|
sample_shading_enable: 0,
|
|
min_sample_shading: 0.0,
|
|
p_sample_mask: ptr::null(),
|
|
alpha_to_one_enable: 0,
|
|
alpha_to_coverage_enable: 0,
|
|
};
|
|
let noop_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_info = vk::PipelineDepthStencilStateCreateInfo {
|
|
s_type: vk::StructureType::PipelineDepthStencilStateCreateInfo,
|
|
p_next: ptr::null(),
|
|
flags: Default::default(),
|
|
depth_test_enable: 1,
|
|
depth_write_enable: 1,
|
|
depth_compare_op: vk::CompareOp::LessOrEqual,
|
|
depth_bounds_test_enable: 0,
|
|
stencil_test_enable: 0,
|
|
front: noop_stencil_state.clone(),
|
|
back: noop_stencil_state.clone(),
|
|
max_depth_bounds: 1.0,
|
|
min_depth_bounds: 0.0,
|
|
};
|
|
let color_blend_attachment_states = [vk::PipelineColorBlendAttachmentState {
|
|
blend_enable: 0,
|
|
src_color_blend_factor: vk::BlendFactor::SrcColor,
|
|
dst_color_blend_factor:
|
|
vk::BlendFactor::OneMinusDstColor,
|
|
color_blend_op: vk::BlendOp::Add,
|
|
src_alpha_blend_factor: vk::BlendFactor::Zero,
|
|
dst_alpha_blend_factor: vk::BlendFactor::Zero,
|
|
alpha_blend_op: vk::BlendOp::Add,
|
|
color_write_mask: vk::ColorComponentFlags::all(),
|
|
}];
|
|
let color_blend_state = vk::PipelineColorBlendStateCreateInfo {
|
|
s_type: vk::StructureType::PipelineColorBlendStateCreateInfo,
|
|
p_next: ptr::null(),
|
|
flags: Default::default(),
|
|
logic_op_enable: 0,
|
|
logic_op: vk::LogicOp::Clear,
|
|
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 dynamic_state = [vk::DynamicState::Viewport, vk::DynamicState::Scissor];
|
|
let dynamic_state_info = vk::PipelineDynamicStateCreateInfo {
|
|
s_type: vk::StructureType::PipelineDynamicStateCreateInfo,
|
|
p_next: ptr::null(),
|
|
flags: Default::default(),
|
|
dynamic_state_count: dynamic_state.len() as u32,
|
|
p_dynamic_states: dynamic_state.as_ptr(),
|
|
};
|
|
let graphic_pipeline_info = vk::GraphicsPipelineCreateInfo {
|
|
s_type: vk::StructureType::GraphicsPipelineCreateInfo,
|
|
p_next: ptr::null(),
|
|
flags: vk::PipelineCreateFlags::empty(),
|
|
stage_count: shader_stage_create_infos.len() as u32,
|
|
p_stages: shader_stage_create_infos.as_ptr(),
|
|
p_vertex_input_state: &vertex_input_state_info,
|
|
p_input_assembly_state: &vertex_input_assembly_state_info,
|
|
p_tessellation_state: ptr::null(),
|
|
p_viewport_state: &viewport_state_info,
|
|
p_rasterization_state: &rasterization_info,
|
|
p_multisample_state: &multisample_state_info,
|
|
p_depth_stencil_state: &depth_state_info,
|
|
p_color_blend_state: &color_blend_state,
|
|
p_dynamic_state: &dynamic_state_info,
|
|
layout: pipeline_layout,
|
|
render_pass: renderpass,
|
|
subpass: 0,
|
|
base_pipeline_handle: vk::Pipeline::null(),
|
|
base_pipeline_index: 0,
|
|
};
|
|
let graphics_pipelines =
|
|
device.create_graphics_pipelines(vk::PipelineCache::null(), &[graphic_pipeline_info])
|
|
.unwrap();
|
|
|
|
let graphic_pipeline = graphics_pipelines[0];
|
|
|
|
let semaphore_create_info = vk::SemaphoreCreateInfo {
|
|
s_type: vk::StructureType::SemaphoreCreateInfo,
|
|
p_next: ptr::null(),
|
|
flags: Default::default(),
|
|
};
|
|
let present_complete_semaphore = device.create_semaphore(&semaphore_create_info).unwrap();
|
|
let rendering_complete_semaphore = device.create_semaphore(&semaphore_create_info).unwrap();
|
|
|
|
let draw_fence = device.create_fence(&fence_create_info).unwrap();
|
|
while !window.should_close() {
|
|
glfw.poll_events();
|
|
for (_, event) in glfw::flush_messages(&events) {
|
|
handle_window_event(&mut window, event);
|
|
}
|
|
let present_index = device.acquire_next_image_khr(swapchain,
|
|
std::u64::MAX,
|
|
present_complete_semaphore,
|
|
vk::Fence::null())
|
|
.unwrap();
|
|
device.reset_command_buffer(draw_command_buffer, Default::default()).unwrap();
|
|
device.begin_command_buffer(draw_command_buffer, &command_buffer_begin_info).unwrap();
|
|
let clear_values =
|
|
[vk::ClearValue::new_color(vk::ClearColorValue::new_float32([0.0, 0.0, 0.0, 0.0])),
|
|
vk::ClearValue::new_depth_stencil(vk::ClearDepthStencilValue {
|
|
depth: 1.0,
|
|
stencil: 0,
|
|
})];
|
|
|
|
let render_pass_begin_info = vk::RenderPassBeginInfo {
|
|
s_type: vk::StructureType::RenderPassBeginInfo,
|
|
p_next: ptr::null(),
|
|
render_pass: renderpass,
|
|
framebuffer: framebuffers[present_index as usize],
|
|
render_area: vk::Rect2D {
|
|
offset: vk::Offset2D { x: 0, y: 0 },
|
|
extent: surface_resoultion.clone(),
|
|
},
|
|
clear_value_count: clear_values.len() as u32,
|
|
p_clear_values: clear_values.as_ptr(),
|
|
};
|
|
device.cmd_begin_render_pass(draw_command_buffer,
|
|
&render_pass_begin_info,
|
|
vk::SubpassContents::Inline);
|
|
device.cmd_bind_pipeline(draw_command_buffer,
|
|
vk::PipelineBindPoint::Graphics,
|
|
graphic_pipeline);
|
|
device.cmd_bind_descriptor_sets(draw_command_buffer,
|
|
vk::PipelineBindPoint::Graphics,
|
|
pipeline_layout,
|
|
0,
|
|
&descriptor_sets[..],
|
|
&[]);
|
|
device.cmd_set_viewport(draw_command_buffer, &viewports);
|
|
device.cmd_set_scissor(draw_command_buffer, &scissors);
|
|
device.cmd_bind_vertex_buffers(draw_command_buffer, &[vertex_input_buffer], &0);
|
|
device.cmd_bind_index_buffer(draw_command_buffer, index_buffer, 0, vk::IndexType::Uint32);
|
|
device.cmd_draw_indexed(draw_command_buffer,
|
|
index_buffer_data.len() as u32,
|
|
1,
|
|
0,
|
|
0,
|
|
1);
|
|
// Or draw without the index buffer
|
|
// device.cmd_draw(draw_command_buffer, 3, 1, 0, 0);
|
|
device.cmd_end_render_pass(draw_command_buffer);
|
|
device.end_command_buffer(draw_command_buffer).unwrap();
|
|
let wait_render_mask = [vk::PIPELINE_STAGE_BOTTOM_OF_PIPE_BIT];
|
|
let submit_info = vk::SubmitInfo {
|
|
s_type: vk::StructureType::SubmitInfo,
|
|
p_next: ptr::null(),
|
|
wait_semaphore_count: 1,
|
|
p_wait_semaphores: &present_complete_semaphore,
|
|
p_wait_dst_stage_mask: wait_render_mask.as_ptr(),
|
|
command_buffer_count: 1,
|
|
p_command_buffers: &draw_command_buffer,
|
|
signal_semaphore_count: 1,
|
|
p_signal_semaphores: &rendering_complete_semaphore,
|
|
};
|
|
device.queue_submit(present_queue, &[submit_info], draw_fence)
|
|
.unwrap();
|
|
let mut present_info_err = unsafe { mem::uninitialized() };
|
|
let present_info = vk::PresentInfoKHR {
|
|
s_type: vk::StructureType::PresentInfoKhr,
|
|
p_next: ptr::null(),
|
|
wait_semaphore_count: 1,
|
|
p_wait_semaphores: &rendering_complete_semaphore,
|
|
swapchain_count: 1,
|
|
p_swapchains: &swapchain,
|
|
p_image_indices: &present_index,
|
|
p_results: &mut present_info_err,
|
|
};
|
|
device.queue_present_khr(present_queue, &present_info).unwrap();
|
|
device.wait_for_fences(&[draw_fence], true, std::u64::MAX)
|
|
.unwrap();
|
|
device.reset_fences(&[draw_fence]).unwrap();
|
|
}
|
|
|
|
device.device_wait_idle().unwrap();
|
|
device.destroy_semaphore(present_complete_semaphore);
|
|
device.destroy_semaphore(rendering_complete_semaphore);
|
|
for pipeline in graphics_pipelines {
|
|
device.destroy_pipeline(pipeline);
|
|
}
|
|
device.destroy_pipeline_layout(pipeline_layout);
|
|
device.destroy_shader_module(vertex_shader_module);
|
|
device.destroy_shader_module(fragment_shader_module);
|
|
device.free_memory(index_buffer_memory);
|
|
device.destroy_buffer(index_buffer);
|
|
device.free_memory(vertex_input_buffer_memory);
|
|
device.destroy_buffer(uniform_color_buffer);
|
|
device.free_memory(uniform_color_buffer_memory);
|
|
device.destroy_buffer(vertex_input_buffer);
|
|
for framebuffer in framebuffers {
|
|
device.destroy_framebuffer(framebuffer);
|
|
}
|
|
device.destroy_render_pass(renderpass);
|
|
device.destroy_sampler(sampler);
|
|
device.destroy_image_view(depth_image_view);
|
|
device.destroy_image_view(tex_image_view);
|
|
device.destroy_fence(submit_fence);
|
|
device.destroy_fence(draw_fence);
|
|
device.destroy_fence(texture_cb_fence);
|
|
device.free_memory(depth_image_memory);
|
|
device.free_memory(texture_memory);
|
|
device.free_memory(image_buffer_memory);
|
|
device.destroy_image(depth_image);
|
|
device.destroy_image(texture_image);
|
|
device.destroy_buffer(image_buffer);
|
|
for image_view in present_image_views {
|
|
device.destroy_image_view(image_view);
|
|
}
|
|
for &layout in desc_set_layouts.iter() {
|
|
device.destroy_descriptor_set_layout(layout);
|
|
}
|
|
device.destroy_descriptor_pool(descriptor_pool);
|
|
device.destroy_command_pool(pool);
|
|
device.destroy_swapchain_khr(swapchain);
|
|
device.destroy_device();
|
|
instance.destroy_surface_khr(surface);
|
|
instance.destroy_debug_report_callback_ext(debug_call_back);
|
|
instance.destroy_instance();
|
|
}
|