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threejs-lighting

Configure and optimize lighting for Three.js scenes with shadow settings.

Updated May 23, 2026
Search Tags:#performance#Three.js#lighting#shadows#3D scene
One-click install
npx skills add https://github.com/xingBaGan/FANovelist --skill threejs-lighting-xingbagan
Or copy as Structured Prompt for Agent▼
Please help me install this Agent Skill.
Skill: threejs-lighting
Source: https://github.com/xingBaGan/FANovelist/tree/main/src/openharness/openmontage/.claude/skills/threejs-lighting
Command: npx skills add https://github.com/xingBaGan/FANovelist --skill threejs-lighting-xingbagan

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill includes scripts (resource) and references (resource) and assets (resource) components.

What problem does it solve?

This Skill addresses the challenge of implementing effective lighting in Three.js projects, ensuring visually appealing and performance-optimized 3D scenes.

Core Features & Use Cases

  • Light Types: Provides an overview and setup instructions for ambient, hemisphere, directional, point, spot, and rectangular lights.
  • Shadows: Offers detailed guidance on enabling, configuring, and optimizing shadow maps.
  • Light Probes: Explains how to use environment maps for ambient lighting and capture real-world lighting information.
  • Lighting Setup: Delivers templates for common lighting setups like three-point lighting and studio lighting.
  • Performance Tips: Suggests best practices for managing the performance impact of lights in a 3D scene.

Quick Start

Set up directional lighting for your Three.js scene using the provided code example.

Frequently Asked Questions about threejs-lighting

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I optimize Three.js lighting to prevent performance drops in 3D scenes?▼

To optimize Three.js lighting performance, manage active light sources and carefully configure shadow maps. This Skill provides best practices and specific settings to maintain visual quality without sacrificing 3D scene frame rates.

What is the best way to set up directional light shadows in a Three.js scene?▼

Setting up directional light shadows requires enabling shadow maps and adjusting resolution and bias settings. This Skill offers detailed guidance on configuring shadow properties for ambient, directional, and point lights to enhance visual depth.

How do I configure three-point lighting in Three.js?▼

Configuring three-point lighting in Three.js involves strategically placing key, fill, and back lights. This Skill delivers ready-to-use templates for studio and three-point setups to quickly enhance your 3D scene's visual appeal.

Can I use environment maps for ambient lighting in Three.js?▼

Yes, you can use environment maps for ambient lighting by utilizing light probes in Three.js. This Skill explains how to capture real-world lighting information and apply environment maps for realistic ambient illumination.

Why do multiple point lights cause lag in my Three.js 3D scene?▼

Multiple point lights cause lag in a Three.js 3D scene because each light adds computational overhead, especially when casting shadows. This Skill provides performance tips and configurations to manage the impact of various light types.

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