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Computer Science
Computer Graphics and Visualization
Three.js and 3D Graphics Programming
1. Introduction to 3D Graphics and Web Technologies
2. Development Environment Setup
3. Core Three.js Architecture
4. Geometry System
5. Material and Shading System
6. Lighting System
7. Camera Control and Navigation
8. Animation and Time-based Systems
9. User Interaction and Input Handling
10. Advanced Rendering Techniques
11. Shader Programming and GLSL
12. Performance Optimization
13. Environment and Scene Enhancement
14. Integration and Ecosystem
12.
Performance Optimization
12.1.
Performance Monitoring
12.1.1.
Performance Metrics
12.1.1.1.
Frame Rate Measurement
12.1.1.2.
Draw Call Counting
12.1.1.3.
Memory Usage Tracking
12.1.2.
Profiling Tools
12.1.2.1.
Browser Developer Tools
12.1.2.2.
Stats.js Integration
12.1.2.3.
Custom Performance Monitors
12.2.
Rendering Optimization
12.2.1.
Draw Call Reduction
12.2.1.1.
Geometry Merging
12.2.1.2.
Instanced Rendering
12.2.1.3.
Material Batching
12.2.2.
Culling Techniques
12.2.2.1.
Frustum Culling
12.2.2.2.
Occlusion Culling
12.2.2.3.
Distance-based Culling
12.2.3.
Level of Detail Systems
12.2.3.1.
LOD Class Usage
12.2.3.2.
Automatic LOD Switching
12.2.3.3.
Custom LOD Implementation
12.3.
Memory Management
12.3.1.
Resource Disposal
12.3.1.1.
Geometry Disposal
12.3.1.2.
Material Disposal
12.3.1.3.
Texture Disposal
12.3.2.
Memory Leak Prevention
12.3.2.1.
Event Listener Cleanup
12.3.2.2.
Reference Management
12.3.2.3.
Garbage Collection Optimization
12.3.3.
Asset Optimization
12.3.3.1.
Texture Compression
12.3.3.2.
Geometry Simplification
12.3.3.3.
Model Optimization
12.4.
Advanced Optimization Techniques
12.4.1.
Instanced Meshes
12.4.1.1.
InstancedMesh Class
12.4.1.2.
Instance Attribute Management
12.4.1.3.
Dynamic Instance Updates
12.4.2.
Geometry Instancing
12.4.2.1.
Shared Geometry Usage
12.4.2.2.
Instance Transformation
12.4.2.3.
Batch Rendering
12.4.3.
Shader Optimization
12.4.3.1.
Instruction Count Reduction
12.4.3.2.
Precision Optimization
12.4.3.3.
Conditional Compilation
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11. Shader Programming and GLSL
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13. Environment and Scene Enhancement