Increase simulation speed headroom

Author: rgilks

src/config/mod.rs

@@ -170,7 +170,7 @@ impl Default for SimulationConfig {
                 spawn_radius_factor: 0.2,
             },
             physics: PhysicsConfig {
-                max_velocity: 2.0,
+                max_velocity: 6.0,
                 max_entity_radius: 20.0,
                 min_entity_radius: 1.0,
                 grid_cell_size: 25.0,

src/config/tests.rs

@@ -8,7 +8,7 @@ fn test_default_config() {
     assert_eq!(config.population.max_population, 10000);
     assert_eq!(config.population.initial_entities, 2500);
     assert_eq!(config.population.spawn_radius_factor, 0.2);
-    assert_eq!(config.physics.max_velocity, 2.0);
+    assert_eq!(config.physics.max_velocity, 6.0);
     assert_eq!(config.physics.max_entity_radius, 20.0);
     assert_eq!(config.physics.min_entity_radius, 1.0);
     assert_eq!(config.physics.grid_cell_size, 25.0);

src/genes/mod.rs

@@ -58,7 +58,7 @@ impl Genes {
 
         Self {
             movement: MovementGenes {
-                speed: rng.random_range(0.1..2.5),
+                speed: rng.random_range(0.4..5.0),
                 sense_radius: rng.random_range(5.0..150.0),
             },
             energy: EnergyGenes {
@@ -95,7 +95,7 @@ impl Genes {
         // Movement mutations
         if rng.random::<f32>() < self.reproduction.mutation_rate {
             new_genes.movement.speed =
-                (new_genes.movement.speed + rng.random_range(-0.15..0.15)).clamp(0.05, 3.0);
+                (new_genes.movement.speed + rng.random_range(-0.3..0.3)).clamp(0.1, 6.5);
         }
         if rng.random::<f32>() < self.reproduction.mutation_rate {
             new_genes.movement.sense_radius =
@@ -225,7 +225,7 @@ impl Genes {
         let mut total_weights = 0.0;
 
         // Movement genes similarity
-        let speed_diff = (self.movement.speed - other.movement.speed).abs() / 2.5; // Normalize by max speed
+        let speed_diff = (self.movement.speed - other.movement.speed).abs() / 6.5; // Normalize by max speed
         let sense_diff = (self.movement.sense_radius - other.movement.sense_radius).abs() / 180.0; // Normalize by max sense radius
         total_difference += speed_diff * 0.3 + sense_diff * 0.2;
         total_weights += 0.5;

src/genes/tests.rs

@@ -8,7 +8,7 @@ fn test_genes_new_random() {
     let genes = Genes::new_random(&mut rng);
 
     // Test movement genes
-    assert!(genes.movement.speed >= 0.1 && genes.movement.speed <= 2.5);
+    assert!(genes.movement.speed >= 0.4 && genes.movement.speed <= 5.0);
     assert!(genes.movement.sense_radius >= 5.0 && genes.movement.sense_radius <= 150.0);
 
     // Test energy genes
@@ -33,7 +33,7 @@ fn test_genes_mutation() {
     let mutated_genes = original_genes.mutate(&mut rng);
 
     // Test that genes are within valid ranges after mutation
-    assert!(mutated_genes.movement.speed >= 0.05 && mutated_genes.movement.speed <= 3.0);
+    assert!(mutated_genes.movement.speed >= 0.1 && mutated_genes.movement.speed <= 6.5);
     assert!(
         mutated_genes.movement.sense_radius >= 2.0 && mutated_genes.movement.sense_radius <= 180.0
     );

src/stats/tests.rs

@@ -158,7 +158,7 @@ fn test_average_metrics_calculation() {
 
     // Averages should be reasonable
     assert!(metrics.average_energy <= 100.0);
-    assert!(metrics.average_speed <= 2.0);
+    assert!(metrics.average_speed <= 5.0);
     assert!(metrics.average_size <= 20.0);
 }
 

web/index.html

@@ -70,8 +70,8 @@
             <details class="group">
               <summary>Motion &amp; Physics</summary>
               <div class="ctrl">
-                <div class="row"><label for="sim-speed">Tempo</label><span class="val" id="sim-speed-value">15</span></div>
-                <input type="range" id="sim-speed" min="4" max="60" step="1" value="15" />
+                <div class="row"><label for="sim-speed">Tempo</label><span class="val" id="sim-speed-value">30</span></div>
+                <input type="range" id="sim-speed" min="4" max="180" step="1" value="30" />
               </div>
               <div class="ctrl">
                 <div class="row"><label for="particle-force">Clustering</label><span class="val" id="pforce-value">0.15</span></div>

web/js/app.js

@@ -15,7 +15,7 @@ const DEFAULT_CONFIG = {
     spawn_radius_factor: 0.2,
   },
   physics: {
-    max_velocity: 2.0,
+    max_velocity: 6.0,
     max_entity_radius: 20.0,
     min_entity_radius: 1.0,
     grid_cell_size: 25.0,
@@ -84,7 +84,7 @@ class EvolutionApp {
     // Simulation ticks per second. The renderer runs at full refresh rate and
     // interpolates between ticks, so a low sim rate gives smooth, fluid, slow
     // motion (and far less birth/death flicker) rather than 60 jumps a second.
-    this.targetFPS = 15;
+    this.targetFPS = 30;
 
     // Camera state
     this.camera = {