Manual Lighting
Manual lighting is a technique in computer graphics, game development, and visual effects where lighting is explicitly placed and configured by artists or developers, rather than being automatically generated by real-time or global illumination systems. It involves manually positioning light sources, adjusting their properties like intensity, color, and falloff, and baking or precomputing lighting data to achieve specific artistic or performance goals. This approach is commonly used in games, films, and architectural visualization to create controlled, stylized, or optimized lighting scenarios.
Developers should learn manual lighting when working on projects that require precise artistic control over lighting, such as stylized games, cinematic cutscenes, or performance-critical applications where real-time lighting is too computationally expensive. It is essential for optimizing performance in mobile or VR games by baking static lighting into textures, and for achieving consistent visual quality across different hardware. Use cases include creating moody atmospheres in horror games, highlighting key objects in puzzle games, or ensuring lighting consistency in pre-rendered animations.