use mimalloc on native

Author: lucascompython

Cargo.lock

@@ -21,17 +21,17 @@ rand = { version = "0.9", default-features = false, features = ["small_rng"] }
 # native:
 [target.'cfg(not(target_arch = "wasm32"))'.dependencies]
 env_logger = { version = "0.11", optional = true }
-
-
-[features]
-logs = ["dep:env_logger"]
+mimalloc = { version = "0.1" }
 
 # web:
 [target.'cfg(target_arch = "wasm32")'.dependencies]
 wgpu = { version = "24", features = ["webgl"] }
 wasm-bindgen-futures = "0.4"
 web-sys = "0.3"                                 # to access the DOM (to hide the loading text)
 
+[features]
+logs = ["dep:env_logger"]
+
 [profile.release]
 codegen-units = 1 # Allows LLVM to perform better optimization.
 lto = true        # Enables link-time-optimizations.

Cargo.toml

@@ -1,5 +1,9 @@
 #![cfg_attr(not(debug_assertions), windows_subsystem = "windows")] // hide console window on Windows in release
 
+#[cfg(not(target_arch = "wasm32"))]
+#[global_allocator]
+static GLOBAL: mimalloc::MiMalloc = mimalloc::MiMalloc;
+
 // When compiling natively:
 #[cfg(not(target_arch = "wasm32"))]
 fn main() -> eframe::Result {

src/main.rs

@@ -38,7 +38,7 @@ impl ParticleSimulation for CpuParticleSimulation {
         if self.paused {
             return;
         }
-        // Update particles on CPU
+        // TODO: Make this parallel
         for particle in &mut self.particles[0..self.particle_count as usize] {
             // Apply gravity
             let mut velocity = Vec3::from(particle.velocity);