add input delay

src/Aquarium.cpp

@@ -87,7 +87,7 @@ void Aquarium::redraw() {
     entities_need_sorting = true;
   }
 
-  // Add new entities (only if we have them)
+  // Add new entities if we have them
   if (!newEntities.empty()) {
     // Reserve space to minimize reallocations
     entities.reserve(entities.size() + newEntities.size());

src/Fish.cpp

@@ -9,7 +9,8 @@ std::unordered_map<char, char> Fish::color_map;
 Fish::Fish() : Fish(getRandomAssetIndex()) {}
 
 Fish::Fish(int asset_index)
-    : Entity(asset_index % 2 == 0), image(getFishAssetPairs()[asset_index].image),
+    : Entity(asset_index % 2 == 0),
+      image(getFishAssetPairs()[asset_index].image),
       mask(getFishAssetPairs()[asset_index].mask),
       speed(Random::floatInRange(0.25f, 2.25f)) {
 
@@ -45,7 +46,8 @@ void Fish::randomizeMask() {
 }
 
 int Fish::getRandomAssetIndex() {
-  return Random::intInRange(0, static_cast<int>(getFishAssetPairs().size()) - 1);
+  return Random::intInRange(0,
+                            static_cast<int>(getFishAssetPairs().size()) - 1);
 }
 
 void Fish::update() noexcept { x += moving_right ? speed : -speed; }

src/SpriteUtils.h

@@ -1,4 +1,3 @@
-// SpriteUtils.h - Unified mirroring for all asset types
 #pragma once
 #include <algorithm>
 #include <string>

src/main.cpp

@@ -22,10 +22,14 @@ int main(int argc, char *argv[]) {
   while (true) {
     aquarium.redraw();
     int ch = getch();
+    if (ch != ERR) {
       if (ch == 'q')
         break;
       if (ch == 'r')
         aquarium.resize();
+      flushinp();
+      usleep(100000);
+    }
   }
 
   return 0;