RDPE includes many examples demonstrating different features. Each example contains detailed comments explaining the concepts it demonstrates.
cargo run --example <name>
# With egui feature (for interactive examples)
cargo run --example <name> --features egui
These showcase fundamental RDPE capabilities:
| Example | Description |
|---|
boids | Classic flocking algorithm (Separate + Cohere + Align) |
aquarium | Fish and sharks with Chase/Evade behaviors |
predator_prey | Chase and evade behaviors between particle types |
infection | SIR epidemic model with type conversion |
connections | Drawing lines between nearby particles |
inbox | Particle-to-particle communication system |
slime_mold | Physarum-inspired emergent patterns (requires --features egui) |
slime_mold_field | Slime mold using 3D spatial fields (requires --features egui) |
multi_field | Multiple competing pheromone fields |
| Example | Description |
|---|
explosion | Burst emitter with particle effects |
fountain | Cone emitter shooting upward |
rain | Box emitter simulating rainfall |
shockwave | Expanding shockwave and pulse effects |
trails | Particle motion trails |
fireflies | Synchronized blinking behavior |
falling_leaves | Organic falling motion |
| Example | Description |
|---|
swirl | Vortex-like circular motion |
noisy | Noise-based movement |
wave_field | Wave-like oscillating motion |
attractor | Point attraction |
orbiting_attractor | Orbiting gravity source |
gravity_visualizer | Gravity field visualization |
density_fluids | SPH-style fluid simulation |
particle_life | Particle Life cellular automaton |
| Example | Description |
|---|
shapes | All available particle shapes (Circle, Star, Hexagon, etc.) |
custom_shader | Custom fragment shader for particle appearance |
post_process | Screen-space post-processing effects |
texture_example | Custom texture sampling in shaders |
palettes | Built-in color palettes and mappings |
glow | Glowing particle effects |
sphere_shell | Spherical particle distribution |
These require --features egui:
| Example | Description |
|---|
egui_controls | Basic egui integration |
egui_interactive | Full interactive parameter control |
slime_mold | Physarum simulation with controls |
| Example | Description |
|---|
getting_started | Minimal example to get started |
input_demo | Keyboard and mouse input handling |
lifecycle_demo | Particle aging, death, and respawning |
spatial_grid_demo | Spatial hashing visualization |
agent_demo | Particles as autonomous agents |
signal_swarm | Swarm signaling behavior |
neural_network | Neural network-style visualization |
chemistry | Chemical reaction simulation |
cells | Cell-like behavior |
rocket | Rocket with exhaust particles |
volume_render | 3D volume rendering |
getting_started - Minimal setupboids - Core particle simulation
predator_prey - Typed particlesinfection - Type conversionaquarium - Chase and evade
explosion - Emitterstrails - Motion trailsconnections - Visual connections
custom_shader - Fragment shaderspost_process - Screen effectspalettes - Color schemes
egui_controls - Basic UIslime_mold - Full interactive example
# Core
cargo run --example boids
cargo run --example aquarium
cargo run --example predator_prey
cargo run --example infection
# Effects
cargo run --example explosion
cargo run --example fountain
cargo run --example shockwave
cargo run --example trails
# Visual
cargo run --example shapes
cargo run --example custom_shader
cargo run --example post_process
cargo run --example palettes
# Interactive (requires egui feature)
cargo run --example slime_mold --features egui
cargo run --example egui_interactive --features egui
Each example file contains //! doc comments explaining what it demonstrates and suggestions for experimentation.