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Reaction-Diffusion
Gray-Scott reaction-diffusion model producing Turing patterns. Paint chemical seeds, adjust feed and kill rates, and watch spots, stripes, spirals, and coral emerge.
Presets
Parameters
Feed Rate (f)0.028
Kill Rate (k)0.062
Diffusion A1.00
Diffusion B0.50
Steps / Frame16
Display
Brush Size5
Resolution256x256
Actions
f-k Parameter Space
Click anywhere to pick f and k values. Dots show presets.
Step 0
256x256 | 16 steps/frame | f=0.028 k=0.062Click to seed B | Right-click to erase
Click to paint chemical B. Right-click to erase. Use presets or the f-k parameter space to explore different pattern regimes. All simulation runs entirely in your browser.