L-system tree · gpt-5.6-luna
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
**Creating an index** I want to create an index, so it seems I need to start by inspecting the files. It looks like I need to gather some details to ensure everything's organized correctly. I’m thinking the inspection process will help me understand what I’m working with before diving into the indexing. This should set me up for success, right? Let's see what I can find in those files first!
{"command":"pwd && ls -la && printf '\\nPI env:\\n' && env | grep '^PI_' || true"}/tmp/ws total 1012 drwxr-sr-x. 2 node node 23 Aug 1 17:48 . drwxrwsrwx. 3 root node 16 Aug 1 17:48 .. -rw-r--r--. 1 node node 1034532 Aug 1 17:48 p5.min.js PI env: PI_CODING_AGENT=true PI_REASONING_LEVEL=medium PI_SESSION_FILE=/home/node/.pi/agent/sessions/--tmp-ws--/2026-08-01T17-48-26-285Z_019fbe71-072d-7113-b886-9d2fafc2292c.jsonl PI_PROVIDER=openrouter PI_MODEL=openai/gpt-5.6-luna PI_SESSION_ID=019fbe71-072d-7113-b886-9d2fafc2292c PI_TIMEOUT_MS=600000
/tmp/ws/index.html (7391 bytes)Successfully wrote 7391 bytes to /tmp/ws/index.html
{"command":"test -f index.html && grep -nE 'p5.min.js|function setup|function draw|function drawBranch' index.html && wc -c index.html"}32:<script src="p5.min.js"></script> 56:function setup() { 69:function draw() { 86:function drawBranch(level, len, maxLevel, progress, t, index) { 7401 index.html
Created `/tmp/ws/index.html` — a self-contained p5.js procedural L-system fractal tree with: - Recursive branching and leaf generation - Gentle animated wind sway - Growth animation on load and regrow - Adjustable iteration depth - Adjustable wind strength - Atmospheric dark visual styling - No external resources beyond the provided `p5.min.js`
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
Static L-system tree renders nicely but shows no wind sway or idle animation; inputs mainly trigger text selection, not tree interaction.
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.