Learn PANDA3D with Real Code Examples
Updated Nov 24, 2025
Architecture
ShowBase -> main application class
NodePath -> scene graph node
Model -> 3D model loaded into scene
Task manager -> updates and game loop
Camera and lights -> scene rendering control
Rendering Model
Forward rendering pipeline
Scene graph traversal
Hardware shaders
Lighting and shadows
Batching and instancing
Architectural Patterns
Scene graph hierarchy
Task-driven game loop
Event-based input
Actor animation system
Shader-based rendering
Real World Architectures
3D educational apps
VR training simulations
Research visualizations
Python AI simulations
Indie 3D games
Design Principles
Python-first development
Cross-platform 3D engine
Scene graph architecture
Flexible and extensible
Rapid prototyping support
Scalability Guide
Optimize models and textures
Use level-of-detail (LOD)
Cull unseen objects
Batch geometry where possible
Reduce physics iterations
Migration Guide
Update Python 2 code to Python 3
Replace deprecated API calls
Adjust shader files for modern OpenGL
Update Actor animations
Test cross-platform deployment