facts.json

[
  "Game engines handle rendering, physics, and input systems.",
  "Unity uses C# as its primary scripting language.",
  "A game loop runs continuously while the game is active.",
  "Delta time is used to make movement frame-rate independent.",
  "Physics engines simulate real-world forces like gravity and collision.",

  "Pixel art games use low-resolution textures for stylistic visuals.",
  "Tile-based maps are commonly used in 2D game development.",
  "Object pooling improves performance by reusing game objects.",
  "Animation blending allows smooth transitions between animations.",
  "Pathfinding algorithms like A* are used for NPC movement.",

  "Frame rate determines how smooth a game feels.",
  "Input systems map player actions to in-game responses.",
  "Shaders control how graphics are rendered on screen.",
  "Level design is crucial for player experience and engagement.",
  "Game optimization reduces lag and improves performance.",

  "NPC behavior is often controlled using finite state machines.",
  "Procedural generation creates content algorithmically instead of manually.",
  "Collision detection determines when game objects interact.",
  "Lighting systems enhance atmosphere and realism in games.",
  "Save systems store player progress persistently.",

  "Multiplayer games require synchronization between clients and servers.",

  

  "Cache-friendly data layouts often outperform object-oriented designs.",
  "Data-Oriented Design (DOD) improves CPU cache efficiency.",
  "Entity Component System (ECS) separates data from behavior.",
  "GPU bottlenecks cannot be solved by optimizing CPU code alone.",
  "Draw calls are often more expensive than polygon count.",
  "Instancing allows thousands of identical objects to be rendered efficiently.",
  "Occlusion culling skips rendering objects hidden from the camera.",
  "Frustum culling prevents off-screen objects from being rendered.",
  "Level of Detail (LOD) reduces rendering cost for distant objects.",
  "Texture atlases reduce material switches and draw calls.",

  "Avoid frequent memory allocations during gameplay.",
  "Garbage collection spikes can cause visible frame drops.",
  "Profiling should guide optimization, not assumptions.",
  "Premature optimization can waste valuable development time.",
  "Optimize the slowest systems first for maximum impact.",

  "Multithreading is useful only when synchronization costs are justified.",
  "Asynchronous loading prevents gameplay interruptions.",
  "Streaming assets allows seamless open-world experiences.",
  "Job systems maximize CPU utilization across multiple cores.",
  "Burst compilation can significantly improve C# performance.",

  "Network latency should be hidden using prediction techniques.",
  "Client-side prediction improves multiplayer responsiveness.",
  "Server authority prevents many forms of cheating.",
  "Lag compensation helps create fair online gameplay.",
  "Rollback netcode improves responsiveness in competitive games.",

  "Floating-point precision decreases farther from the world origin.",
  "Large worlds often require floating origin systems.",
  "Deterministic simulations simplify multiplayer synchronization.",
  "Fixed timestep simulations improve physics consistency.",
  "Interpolation smooths movement between network updates.",

  "Shaders execute massively in parallel on the GPU.",
  "Compute shaders are ideal for GPU-heavy calculations.",
  "Physically Based Rendering (PBR) improves material realism.",
  "Normal maps simulate surface detail without extra geometry.",
  "Mipmaps improve texture performance and reduce aliasing.",

  "Good architecture makes features easier to extend than rewrite.",
  "Loose coupling improves code maintainability.",
  "Composition is generally more flexible than inheritance.",
  "Dependency Injection simplifies testing and modularity.",
  "Event-driven systems reduce unnecessary object dependencies.",

  "Finite State Machines work well for simple AI behaviors.",
  "Behavior Trees scale better for complex AI logic.",
  "Navigation meshes provide efficient pathfinding environments.",
  "Spatial partitioning accelerates collision detection.",
  "QuadTrees and Octrees reduce expensive world searches.",

  "A stable frame time is more important than a high average FPS.",
  "Input latency directly affects gameplay feel.",
  "Small visual feedback greatly improves player satisfaction.",
  "Every millisecond saved per frame matters on mobile devices.",
  "Optimization is a continuous process, not a final step.",


  
  "False sharing can destroy multithreaded performance.",
  "Branch prediction failures increase CPU execution cost.",
  "SIMD instructions process multiple data elements simultaneously.",
  "Memory bandwidth is often the real performance bottleneck.",
  "Cache misses are usually more expensive than arithmetic operations.",
  "GPU overdraw wastes fill rate on hidden pixels.",
  "Bindless rendering reduces CPU overhead in modern graphics APIs.",
  "Frame pacing is as important as frame rate.",
  "Command buffers reduce rendering API overhead.",
  "Indirect rendering allows the GPU to generate draw calls.",
  "Temporal Anti-Aliasing relies on information from previous frames.",
  "Clustered rendering scales better than forward rendering with many lights.",
  "Deferred rendering handles many dynamic lights efficiently.",
  "GPU profiling is essential for graphics optimization.",
  "Data locality often matters more than algorithm complexity in real-time systems."
]