app: buffer_proto5: parallelize the geometry searches

crates/applications/buffer_proto5/src/main.rs

@@ -24,10 +24,11 @@ use coremem::sim::spirv::{SpirvSim, WgpuBackend};
 use coremem::sim::units::{Seconds, Time as _};
 use coremem::stim::{CurlVectorField, Exp, ModulatedVectorField, Sinusoid, TimeVaryingExt as _};
 use log::{error, info, warn};
+use rayon::prelude::*;
 use serde::{Deserialize, Serialize};
 
 mod cache;
-use cache::DiskCache;
+use cache::SyncDiskCache;
 
 type Mat = IsoConductorOr<f32, Ferroxcube3R1MH>;
 
@@ -673,7 +674,7 @@ fn main() {
         variants.len() / post_times.len(),
     );
 
-    let mut geom_cache = DiskCache::new_with_supplier(
+    let mut geom_cache = SyncDiskCache::new_with_supplier(
         &format!("{}/.geom_cache", ensure_out_dir(i)),
         |geom: &GeomParams| derive_geometries(geom.clone())
     );
@@ -719,7 +720,7 @@ fn main() {
         };
 
         let wraps1_choices: Vec<_> = (-120..120)
-            .into_iter()
+            .into_par_iter()
             .filter_map(|wraps1| {
                 let params = GeomParams {
                     wraps1: (wraps1 * 4) as f32,