Lorenz attractor · glm-4.6
Using the pre-provided three.min.js (global THREE), visualize the Lorenz attractor as a glowing 3D butterfly trajectory that draws over time, with orbit-drag camera controls.
transcript · 4 messages
Using the pre-provided three.min.js (global THREE), visualize the Lorenz attractor as a glowing 3D butterfly trajectory that draws over time, with orbit-drag camera controls.
thinking
The user wants me to create a single-page web app that visualizes the Lorenz attractor using Three.js. Let me break down the requirements: 1. Single HTML file with inline CSS and JS 2. Use the provided three.min.js file (already in current directory) 3. Create a 3D visualization of the Lorenz attractor 4. Should look like a glowing butterfly trajectory 5. Draw over time (animated) 6. Camera controls with orbit-drag functionality The Lorenz attractor is defined by the differential equations: dx/dt = σ(y - x) dy/dt = x(ρ - z) - y dz/dt = xy - βz Where typical values are σ=10, ρ=28, β=8/3 I'll need to: 1. Set up Three.js scene with camera and renderer 2. Create the Lorenz attractor points using numerical integration 3. Draw the trajectory as a glowing line 4. Add orbit controls for camera 5. Animate the drawing over time 6. Make it look glowing with appropriate materials and colors Let me create the index.html file with all of this functionality.
I'll create a stunning Lorenz attractor visualization with a glowing butterfly trajectory that animates over time with orbit controls.
/tmp/ws/index.html (14801 bytes)Successfully wrote 14801 bytes to /tmp/ws/index.html
thinking
Perfect! I've created a comprehensive Lorenz attractor visualization with the following features: 1. **3D Lorenz Attractor**: Uses the classic Lorenz differential equations to generate the butterfly-shaped strange attractor 2. **Glowing Effect**: Uses additive blending and cyan/magenta gradients for a glowing appearance 3. **Orbit Camera Controls**: Drag to rotate the view, auto-rotates when not dragging 4. **Real-time Animation**: The trajectory draws over time, creating the butterfly shape 5. **Interactive Controls**: - Reset button to restart the simulation - Pause/Resume to control animation - Speed control (0.5x, 1x, 2x) - Sliders to adjust the Lorenz parameters (σ, ρ, β) in real-time 6. **Visual Effects**: - Particle system for ambient glow - Fog for depth - Point light for additional glow - Smooth camera transitions 7. **Stats Display**: Shows point count and FPS 8. **Responsive Design**: Works on both desktop and mobile devices with touch support The visualization creates the iconic butterfly shape of the Lorenz attractor, demonstrating chaos theory and the butterfly effect. The glowing cyan trail draws the attractor over time, and users can interact with it through camera controls and parameter adjustments.
Created a stunning Lorenz attractor visualization! The app features: - **Glowing 3D butterfly trajectory** that animates and draws over time - **Orbit-drag camera controls** - click and drag to rotate the view - **Interactive parameter sliders** to adjust σ, ρ, and β in real-time - **Smooth animations** with pause/resume and speed controls - **Visual effects** including glowing particles, additive blending, and depth fog - **Touch support** for mobile devices - **Live stats** showing point count and FPS The attractor uses the classic Lorenz differential equations to create the iconic butterfly-shaped strange attractor, demonstrating chaos theory and the butterfly effect. The glowing cyan trail continuously traces the path while you can rotate around it to admire the 3D structure from any angle.
TAKE IT TO CODE
A single self-contained HTML file — copy it and open in any browser, or reuse the prompt with your own pi-agent run.
RUN
EVALUATION
Glowing cyan Lorenz attractor trajectory draws continuously with UI sliders; drag/click/wheel change the view/points but keys may just add points.
Vision grade · anthropic/claude-sonnet-5
MEASUREMENTS
Raw readings from the capture, not a verdict — the grade above is the only judgement. Percentages are how much of the screen changed; the measure under-reports sparse motion on a dark background.