enable standard validation layer

Cargo.lock

@@ -2,6 +2,18 @@
 # It is not intended for manual editing.
 version = 3
 
+[[package]]
+name = "ahash"
+version = "0.8.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "2c99f64d1e06488f620f932677e24bc6e2897582980441ae90a671415bd7ec2f"
+dependencies = [
+ "cfg-if",
+ "getrandom",
+ "once_cell",
+ "version_check",
+]
+
 [[package]]
 name = "aho-corasick"
 version = "0.7.20"
@@ -147,6 +159,17 @@ version = "0.1.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "00b0228411908ca8685dba7fc2cdd70ec9990a6e753e89b6ac91a84c40fbaf4b"
 
+[[package]]
+name = "getrandom"
+version = "0.2.8"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c05aeb6a22b8f62540c194aac980f2115af067bfe15a0734d7277a768d396b31"
+dependencies = [
+ "cfg-if",
+ "libc",
+ "wasi",
+]
+
 [[package]]
 name = "glfw"
 version = "0.50.0"
@@ -263,6 +286,12 @@ dependencies = [
  "malloc_buf",
 ]
 
+[[package]]
+name = "once_cell"
+version = "1.17.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "6f61fba1741ea2b3d6a1e3178721804bb716a68a6aeba1149b5d52e3d464ea66"
+
 [[package]]
 name = "parking_lot"
 version = "0.12.1"
@@ -399,12 +428,27 @@ dependencies = [
  "unicode-ident",
 ]
 
+[[package]]
+name = "thread_local"
+version = "1.1.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5516c27b78311c50bf42c071425c560ac799b11c30b31f87e3081965fe5e0180"
+dependencies = [
+ "once_cell",
+]
+
 [[package]]
 name = "unicode-ident"
 version = "1.0.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "84a22b9f218b40614adcb3f4ff08b703773ad44fa9423e4e0d346d5db86e4ebc"
 
+[[package]]
+name = "version_check"
+version = "0.9.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "49874b5167b65d7193b8aba1567f5c7d93d001cafc34600cee003eda787e483f"
+
 [[package]]
 name = "vk-parse"
 version = "0.8.0"
@@ -424,10 +468,11 @@ dependencies = [
 
 [[package]]
 name = "vulkano"
-version = "0.31.1"
+version = "0.32.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "49e6f6f908670b33ec1fcb1e9c25677cb4d6783893f89bc11d49d2eb5061ccb5"
+checksum = "f80b11c6c46ecb2c42155c8bcbc3ff04b783185181d4bbe19d9635a711ec747f"
 dependencies = [
+ "ahash",
  "ash",
  "bytemuck",
  "core-graphics-types",
@@ -445,9 +490,16 @@ dependencies = [
  "serde",
  "serde_json",
  "smallvec",
+ "thread_local",
  "vk-parse",
 ]
 
+[[package]]
+name = "wasi"
+version = "0.11.0+wasi-snapshot-preview1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "9c8d87e72b64a3b4db28d11ce29237c246188f4f51057d65a7eab63b7987e423"
+
 [[package]]
 name = "winapi"
 version = "0.3.9"

Cargo.toml

@@ -6,7 +6,7 @@ edition = "2021"
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
 [dependencies]
-vulkano = "0.31.0"
+vulkano = "0.32.3"
 glfw = { version = "0.50.0", features = ["vulkan"] }
 
 [profile.dev]

src/application.rs

@@ -1,5 +1,7 @@
 use std::sync::Arc;
 
+use vulkano::buffer::ExternalBufferInfo;
+
 use crate::{window::Window, error::ApplicationError};
 
 fn key_callback_func(window: &mut glfw::Window, key: glfw::Key, _: glfw::Scancode, action: glfw::Action, _: glfw::Modifiers) {
@@ -36,6 +38,8 @@ impl Application {
     }
 
     fn init_vulkan(glfw: &glfw::Glfw) -> Result<Arc<vulkano::instance::Instance>, ApplicationError> {
+        let library = vulkano::library::VulkanLibrary::new()?;
+
         let mut create_info = vulkano::instance::InstanceCreateInfo::application_from_cargo_toml();
         create_info.engine_name = Some("No engine".into());
         create_info.engine_version = vulkano::Version::V1_0;
@@ -49,12 +53,65 @@ impl Application {
             required_extensions.iter().map(|ext| ext.as_str())
         );
 
-        let library = vulkano::library::VulkanLibrary::new()?;
+        if cfg!(debug_assertions) {
+            println!("Enabled extensions:");
+            for extension in required_extensions {
+                println!("\t{extension}");
+            }
+
+            Application::register_validation_layers(library.clone(), &mut create_info)?;
+        }
+
         let instance = vulkano::instance::Instance::new(library, create_info)?;
 
+        
+
         Ok(instance)
     }
 
+    #[cfg(debug_assertions)]
+    fn register_validation_layers(library: Arc<vulkano::library::VulkanLibrary>, create_info: &mut vulkano::instance::InstanceCreateInfo) -> Result<(), ApplicationError>{
+        const VALIDATION_LAYERS: [&'static str; 1] = [
+            "VK_LAYER_KHRONOS_validation"
+        ];
+
+        Application::check_validation_layer_support(library.clone(), &VALIDATION_LAYERS)?;
+        create_info.enabled_layers = VALIDATION_LAYERS.iter().map(|&layer| layer.into()).collect::<Vec<String>>();
+
+        if cfg!(debug_assertions) {
+            println!("Enabled validation layers:");
+            for layer in VALIDATION_LAYERS {
+                println!("\t{layer}");
+            }
+        }
+
+        Ok(())
+    }
+
+    #[cfg(debug_assertions)]
+    fn check_validation_layer_support(library: Arc<vulkano::library::VulkanLibrary>, layers: &[&'static str]) -> Result<(), ApplicationError>{
+        let mut supported_layers = library.layer_properties()?;
+       
+        let mut missing_validation_layer: &str = "";
+
+        let contains_all_layers = layers.iter().all(|&layer| {
+            if supported_layers.find(|supported_layer| 
+                supported_layer.name() == layer
+            ).is_none() {
+                missing_validation_layer = layer;
+                return false;
+            }
+
+            true
+        });
+
+        if !contains_all_layers {
+            return Err(ApplicationError::new("Validation Layers", format!("This driver does not support the \"{missing_validation_layer}\" validation layer").as_str()));
+        }
+
+        Ok(())
+    }
+
     pub fn run(&mut self) -> Result<(), ApplicationError> {
         while !self.window.should_close() {
             self.glfw.poll_events();

src/error.rs

@@ -1,6 +1,6 @@
 use std::fmt::Display;
 
-use vulkano::{LoadingError, instance::{self, InstanceCreationError, Instance, InstanceCreateInfo}};
+use vulkano::{LoadingError, instance::{self, InstanceCreationError, Instance, InstanceCreateInfo}, OomError};
 
 #[derive(Debug)]
 pub struct ApplicationError {
@@ -35,8 +35,8 @@ impl From<LoadingError> for ApplicationError {
 impl From<InstanceCreationError> for ApplicationError {
     fn from(value: InstanceCreationError) -> Self {
         ApplicationError { 
-            what: "Instance Creation Error".into(), 
+            which: "Instance Creation Error".into(), 
-            which: match value {
+            what: match value {
                 InstanceCreationError::ExtensionNotPresent => "Extension not present".into(),
                 InstanceCreationError::ExtensionRestrictionNotMet(error) => error.to_string(),
                 InstanceCreationError::IncompatibleDriver => "Incompatible driver".into(),
@@ -48,3 +48,9 @@ impl From<InstanceCreationError> for ApplicationError {
         }
     }
 }
+
+impl From<OomError> for ApplicationError {
+    fn from(value: OomError) -> Self {
+        ApplicationError { what: value.to_string(), which: "Out of Memory".into() }
+    }
+}

src/main.rs

@@ -5,7 +5,10 @@ mod window;
 mod error;
 
 fn main() {
-    let mut app = Application::new().unwrap();    
+    let mut app = match Application::new() {
+        Ok(app) => app,
+        Err(err) => { eprintln!("{err}"); return; }
+    };
     
     if let Err(err) = app.run() {
         eprintln!("Application terminated unexplectedly: {err}");