WIP vulkan tutorial to draw a triangle
Project setup done. Basic initialization done. TODO: https://vulkan-tutorial.com/en/Drawing_a_triangle/Setup/Validation_layers
This commit is contained in:
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||||
name = "windows_x86_64_gnu"
|
||||
version = "0.52.4"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "5eee091590e89cc02ad514ffe3ead9eb6b660aedca2183455434b93546371a03"
|
||||
|
||||
[[package]]
|
||||
name = "windows_x86_64_gnullvm"
|
||||
version = "0.48.5"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "0b7b52767868a23d5bab768e390dc5f5c55825b6d30b86c844ff2dc7414044cc"
|
||||
|
||||
[[package]]
|
||||
name = "windows_x86_64_gnullvm"
|
||||
version = "0.52.4"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "77ca79f2451b49fa9e2af39f0747fe999fcda4f5e241b2898624dca97a1f2177"
|
||||
|
||||
[[package]]
|
||||
name = "windows_x86_64_msvc"
|
||||
version = "0.48.5"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "ed94fce61571a4006852b7389a063ab983c02eb1bb37b47f8272ce92d06d9538"
|
||||
|
||||
[[package]]
|
||||
name = "windows_x86_64_msvc"
|
||||
version = "0.52.4"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "32b752e52a2da0ddfbdbcc6fceadfeede4c939ed16d13e648833a61dfb611ed8"
|
||||
11
Cargo.toml
Normal file
11
Cargo.toml
Normal file
|
|
@ -0,0 +1,11 @@
|
|||
[package]
|
||||
name = "vulkan_tri_rust"
|
||||
version = "0.1.0"
|
||||
edition = "2021"
|
||||
|
||||
# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
|
||||
|
||||
[dependencies]
|
||||
|
||||
[build-dependencies]
|
||||
bindgen = "0.69"
|
||||
30
build.rs
Normal file
30
build.rs
Normal file
|
|
@ -0,0 +1,30 @@
|
|||
use std::env;
|
||||
use std::path::PathBuf;
|
||||
|
||||
fn main() {
|
||||
println!("cargo:rustc-link-lib=vulkan");
|
||||
println!("cargo:rustc-link-lib=glfw");
|
||||
|
||||
let out_path = PathBuf::from(env::var("OUT_DIR").unwrap());
|
||||
|
||||
let vk_bindings = bindgen::Builder::default()
|
||||
.header("/usr/include/vulkan/vulkan.h")
|
||||
.parse_callbacks(Box::new(bindgen::CargoCallbacks::new()))
|
||||
.generate()
|
||||
.expect("Unable to generate vulkan bindings");
|
||||
|
||||
vk_bindings
|
||||
.write_to_file(out_path.join("vk_bindings.rs"))
|
||||
.expect("Couldn't write vk bindings!");
|
||||
|
||||
let glfw_bindings = bindgen::Builder::default()
|
||||
.header_contents("glfw_defines", "#define GLFW_INCLUDE_VULKAN")
|
||||
.header("/usr/include/GLFW/glfw3.h")
|
||||
.parse_callbacks(Box::new(bindgen::CargoCallbacks::new()))
|
||||
.generate()
|
||||
.expect("Unable to generate glfw bindings");
|
||||
|
||||
glfw_bindings
|
||||
.write_to_file(out_path.join("glfw_bindings.rs"))
|
||||
.expect("Couldn't write glfw bindings!");
|
||||
}
|
||||
152
src/main.rs
Normal file
152
src/main.rs
Normal file
|
|
@ -0,0 +1,152 @@
|
|||
mod ffi_vk {
|
||||
#![allow(non_upper_case_globals)]
|
||||
#![allow(non_camel_case_types)]
|
||||
#![allow(non_snake_case)]
|
||||
#![allow(unused_imports)]
|
||||
#![allow(dead_code)]
|
||||
include!(concat!(env!("OUT_DIR"), "/vk_bindings.rs"));
|
||||
|
||||
pub fn VK_MAKE_VERSION(major: u32, minor: u32, patch: u32) -> u32 {
|
||||
(major << 22) | (minor << 12) | patch
|
||||
}
|
||||
pub fn VK_MAKE_API_VERSION(variant: u32, major: u32, minor: u32, patch: u32) -> u32 {
|
||||
(variant << 29) | (major << 22) | (minor << 12) | patch
|
||||
}
|
||||
}
|
||||
|
||||
mod ffi_glfw {
|
||||
#![allow(non_upper_case_globals)]
|
||||
#![allow(non_camel_case_types)]
|
||||
#![allow(non_snake_case)]
|
||||
#![allow(unused_imports)]
|
||||
#![allow(dead_code)]
|
||||
include!(concat!(env!("OUT_DIR"), "/glfw_bindings.rs"));
|
||||
}
|
||||
|
||||
use std::ffi::CString;
|
||||
|
||||
const WINDOW_WIDTH: i32 = 800;
|
||||
const WINDOW_HEIGHT: i32 = 600;
|
||||
|
||||
struct VulkanApp {
|
||||
window: *mut ffi_glfw::GLFWwindow,
|
||||
vk_instance: ffi_vk::VkInstance,
|
||||
}
|
||||
|
||||
impl VulkanApp {
|
||||
fn new() -> Self {
|
||||
Self {
|
||||
window: std::ptr::null_mut(),
|
||||
vk_instance: std::ptr::null_mut(),
|
||||
}
|
||||
}
|
||||
|
||||
fn init_glfw(&mut self) {
|
||||
let app_title = CString::new("Vulkan").unwrap();
|
||||
unsafe {
|
||||
ffi_glfw::glfwInit();
|
||||
ffi_glfw::glfwWindowHint(
|
||||
ffi_glfw::GLFW_CLIENT_API as i32,
|
||||
ffi_glfw::GLFW_NO_API as i32,
|
||||
);
|
||||
ffi_glfw::glfwWindowHint(ffi_glfw::GLFW_RESIZABLE as i32, ffi_glfw::GLFW_FALSE as i32);
|
||||
self.window = ffi_glfw::glfwCreateWindow(
|
||||
WINDOW_WIDTH,
|
||||
WINDOW_HEIGHT,
|
||||
app_title.as_ptr(),
|
||||
std::ptr::null_mut(),
|
||||
std::ptr::null_mut(),
|
||||
);
|
||||
if self.window.is_null() {
|
||||
panic!("ERROR: Failed to create glfw window!");
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
fn init_vulkan(&mut self) {
|
||||
// Create instance.
|
||||
let app_name = CString::new("Vulkan Triangle").unwrap();
|
||||
let engine_name = CString::new("No Engine").unwrap();
|
||||
let app_info = ffi_vk::VkApplicationInfo {
|
||||
sType: ffi_vk::VkStructureType_VK_STRUCTURE_TYPE_APPLICATION_INFO,
|
||||
pNext: std::ptr::null_mut(),
|
||||
pApplicationName: app_name.as_ptr(),
|
||||
applicationVersion: ffi_vk::VK_MAKE_VERSION(1, 0, 0),
|
||||
pEngineName: engine_name.as_ptr(),
|
||||
engineVersion: ffi_vk::VK_MAKE_VERSION(1, 0, 0),
|
||||
apiVersion: ffi_vk::VK_MAKE_API_VERSION(0, 1, 0, 0),
|
||||
};
|
||||
|
||||
// Populate VkInstanceCreateInfo.
|
||||
|
||||
// First get info from glfw.
|
||||
let mut ext_count: u32 = 0;
|
||||
let exts: *mut *const std::ffi::c_char;
|
||||
unsafe {
|
||||
exts = ffi_glfw::glfwGetRequiredInstanceExtensions(std::ptr::addr_of_mut!(ext_count));
|
||||
}
|
||||
|
||||
// Second populate the struct with necessary info.
|
||||
let create_info = ffi_vk::VkInstanceCreateInfo {
|
||||
sType: ffi_vk::VkStructureType_VK_STRUCTURE_TYPE_INSTANCE_CREATE_INFO,
|
||||
pNext: std::ptr::null(),
|
||||
flags: 0,
|
||||
pApplicationInfo: std::ptr::addr_of!(app_info),
|
||||
enabledLayerCount: 0,
|
||||
ppEnabledLayerNames: std::ptr::null(),
|
||||
enabledExtensionCount: ext_count,
|
||||
ppEnabledExtensionNames: exts,
|
||||
};
|
||||
|
||||
let vk_result = unsafe {
|
||||
ffi_vk::vkCreateInstance(std::ptr::addr_of!(create_info), std::ptr::null(), std::ptr::addr_of_mut!(self.vk_instance))
|
||||
};
|
||||
|
||||
if vk_result != ffi_vk::VkResult_VK_SUCCESS {
|
||||
panic!("ERROR: Failed to create vk instance!");
|
||||
}
|
||||
}
|
||||
|
||||
fn main_loop(&mut self) {
|
||||
if self.window.is_null() {
|
||||
panic!("ERROR: Cannot execute main loop if window is null!");
|
||||
}
|
||||
|
||||
loop {
|
||||
unsafe {
|
||||
if ffi_glfw::glfwWindowShouldClose(self.window) != 0 {
|
||||
return;
|
||||
}
|
||||
ffi_glfw::glfwPollEvents();
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
impl Drop for VulkanApp {
|
||||
fn drop(&mut self) {
|
||||
if !self.vk_instance.is_null() {
|
||||
unsafe {
|
||||
ffi_vk::vkDestroyInstance(self.vk_instance, std::ptr::null());
|
||||
}
|
||||
}
|
||||
|
||||
if !self.window.is_null() {
|
||||
unsafe {
|
||||
ffi_glfw::glfwDestroyWindow(self.window);
|
||||
}
|
||||
}
|
||||
|
||||
unsafe {
|
||||
ffi_glfw::glfwTerminate();
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
fn main() {
|
||||
let mut app = VulkanApp::new();
|
||||
|
||||
app.init_glfw();
|
||||
app.init_vulkan();
|
||||
app.main_loop();
|
||||
}
|
||||
Loading…
Reference in a new issue