PRU Universe · Web Sandbox

Precomputed Relational Universe (Three.js demo)

Phase Status

Phase 1: Core Scaffold✅

Phase 2: Fields & Overlays✅

Phase 3: Gravity & LSS⏳

Phase 4: Stars & Agents⏳

Phase 5: Time Control & PresetsTODO

Simulation Controls

Global time scale

Current1.0×

Experiment Presets

Current preset: Random Gas

Scale Modes

Switch between lattice, solar system, and galaxy-scale views.

Overlays

Density from UA (mass lock) Curvature from UB + neighbors

Gravity

Mode

G (constant)

Value1.2

Damping

Value0.02

Softening

Value1.0

Metrics HUD

Tick0

Sim t0.00s

Cells0

ΔE/E00

Avg ρ0

Min/Max ρ0 / 0

Avg κ0

Energy0

Density sparkline Rolling avg

Cell Inspector

Click a cell in the lattice to inspect its PRU state.

No cell selected.

Solar System Editor

Active body Solar physics mode

Orbit radius

Value

Orbit period (s)

Value

Planet size

Value

Astro Agents (Phase 4 preview)

Help & Shortcuts

Space – Pause/Resume · . – Step · -/+ – Slower/Faster

D/C – Density/Curvature overlays · G – Toggle gravity

Click any cube to inspect its UA/UB, density, curvature & agent state.