L-system tree · solar-pro4
Using the pre-provided p5.min.js (global p5), grow a procedural L-system fractal tree that branches recursively and sways gently in the wind.
transcript · 8 messages
Using the pre-provided p5.min.js (global p5), grow a procedural L-system fractal tree that branches recursively and sways gently in the wind.
thinking
The user wants me to create a procedural L-system fractal tree using p5.js that branches recursively and sways gently in the wind. Let me create a single HTML file with inline CSS and JS that uses the pre-provided p5.min.js. First, let me check what's in the current directory.
{"command":"ls -la /tmp/ws/"}total 1012 drwxr-sr-x. 2 node node 23 Aug 13 01:27 . drwxrwsrwx. 3 root node 16 Aug 13 01:27 .. -rw-r--r--. 1 node node 1034532 Aug 13 01:27 p5.min.js
thinking
I need to create a single HTML file `index.html` in `/tmp/ws/` that uses the p5.js library (loaded from the local `p5.min.js`) to build a procedural L-system fractal tree that branches recursively and sways gently in the wind. Let me design this: 1. Load p5.min.js via `<script src="p5.min.js"></script>` 2. Implement an L-system with: - Axiom: a simple starting string - Rules: e.g., F -> FF+[+F-F-F]-[-F+F+F] (a classic fractal plant rule) - Turtle graphics interpretation 3. Recursive branching with angle variations 4. Wind swaying effect using sin/cos with time Let me write a clean, well-structured implementation.
/tmp/ws/index.html (4434 bytes)Successfully wrote 4434 bytes to /tmp/ws/index.html
thinking
Let me verify the output:
{"command":"ls -la /tmp/ws/index.html && wc -l /tmp/ws/index.html"}-rw-r--r--. 1 node node 4818 Aug 13 01:28 /tmp/ws/index.html 156 /tmp/ws/index.html
thinking
**Confirming file details** I’m verifying the file size in both bytes and lines, which gives me confidence that everything is in order. Now, I’m ready to explain the key features of this fractal tree implementation to the user.
Created `index.html` in `/tmp/ws/` — a self-contained, offline single-page web app drawing a procedural L‑system fractal tree. Key points: - Uses the **pre‑provided `p5.min.js`** via `<script src="p5.min.js"></script>`. No CDNs, no network. - L‑system: - Axiom: `F` - Rule: `F → FF+[+F-F-F]-[-F+F+F]` - Angle: 25°, initial length 18, shrink factor 0.62 per depth, depth 4. - Turtle interprets `F`, `+`, `-`, `[`, `]` and stores segments (start/end + depth). - Wind sway: - Global time‑based phase shifts the horizontal offset of every segment. - Sway amplitude grows with depth and distance from the ground, so higher branches sway more. - Smooth sine‑driven displacement for a gentle, continuous motion. - Styling: - Dark sky gradient with a subtle horizon. - Trunk is thicker/darker, branches taper and lighten with depth. - Soft sun glow in the corner for atmosphere. Open `index.html` directly in a browser, or serve it locally — it runs fully offline with only `p5.min.js` from the current directory. Resize the window and it rebuilds to match.
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
A procedural branching tree sways gently but is off-center, cropped, and interaction inputs show no meaningful change.
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.