Procedural Terrain Generator — Vibe-coded based on the Red Blob Games tutorial

Terrain Inspector

Hover or tap over the map to inspect terrain data

World Overview East/West Wrap

100%

View Mode

Biomes Heightmap Moisture Temperature Precip Water Land/Water Drainage Regions

Map Parameters

Island Mask Shape

Ocean Water Level 0.25

0% Default (0.25) 80%

Min Ocean Size 200 tiles

0 (All) Default (200) 2000 tiles

Min River Flow 50 tiles

1 (Headwaters) Default (50) 500 tiles

Road Slope Penalty 2500

0 (Flat cost) Default (2500) 10000 (Strict avoid)

Latitude Effect 0.90

0.0 (None) Default (0.90) 1.5 (Strong)

Ocean Temp Cooling 0.10

0.00 (None) Default (0.10) 0.50 (Cold Oceans)

Temperature Blur (Smoothing) 0.25

0.00 (Sharp) Default (0.25) 0.50 (Max Blur)

Render Hill Shading 1.50

Flat (0.0) Default (1.50) 10.0 (High Contrast)

Terrain Feature Scale 1.00x

New Seed Simulation Ticks 50

0 (Dry) Default (50) 100

Atmospheric Simulation (5 Hz)

Ocean Evaporation Rate 0.100

0.000 (None) Default (0.100) 0.300 (High)

Land Evaporation Rate 0.050

0.000 (None) Default (0.050) 0.300 (High)

Wind Speed Multiplier 0.10x

0.00x (Calm) Default (0.10x) 0.20x (Fast)

Elevation Smoothing (N Ticks) Every 10 ticks

Fast (1 tick) Default (10) Slow (30 ticks)

Moisture per Unit of Precip 15.0x

1.0x (Low) Default (15.0x) 30.0x (High)

Rain Probability (Stochastic) 10%

0% (Never) Default (10%) 100% (Always)

Precip Water Blur (Smoothing) 0.25

0.00 (Off) Default (0.25) 0.50 (Max Blur)

Moisture Space Blur 0.50

0.00 (Off) 0.25 Default (0.50)

Moisture Time Blur 0.95

0.00 (Instant) Default (0.95) 0.99 (Max Smooth)

World Distribution

Whittaker Biome Legend

Navigation Controls

Zoom: Mouse Wheel, Pinch gesture, or Zoom buttons
Pan: Click & Drag, Touch Drag, or Arrow keys
Supreme Commander Zoom: Map stays centered right under your mouse pointer
Seamless Wrapping: Map continuously wraps around East/West boundaries