Fireworks · qwen3.8-max
Create a fireworks display on a full-screen canvas where clicks launch shells that explode into gravity-affected, fading particle bursts.
transcript · 6 messages
Create a fireworks display on a full-screen canvas where clicks launch shells that explode into gravity-affected, fading particle bursts.
thinking
Write a single index.html containing a fireworks canvas. Include trails, gravity, fade, and particle generation with colors on click. Auto-launch is also conceivable, but let's stick with just launching on click. Let's write something nice.
/tmp/ws/index.html (6486 bytes)Successfully wrote 6486 bytes to /tmp/ws/index.html
thinking
Quick sanity check with node? Not needed for a simple HTML file. Maybe I could verify the JS syntax by extracting the script and running node --check. Let's do a quick check.
{"command":"cd /tmp/ws && sed -n '/<script>/,/<\\/script>/p' index.html | sed '1d;$d' > /tmp/check.js && node --check /tmp/check.js && echo JS syntax OK -rw-r--r--. 1 node node 6488 Aug 3 23:53 index.html
thinking
Note: `node --check` on a script that uses browser globals is fine since it's only a syntax check. The IIFE wrapping is fine. Done.
Done! `/tmp/ws/index.html` is a single self-contained file (no external resources) with CSS in a `<style>` tag and JS in a `<script>` tag. **Features:** - **Full-screen canvas** that resizes with the window - **Click to launch** — clicking anywhere fires a shell from the bottom toward that spot - **Rising shells** with glowing colored trails that decelerate and burst at the click point - **Particle explosions** with gravity, air drag, fading life, and motion-trail sparks - **Variety**: random hues, occasional two-tone bursts, ring-shaped explosions, twinkling sparks, and a radial flash on detonation - **Trail effect** via `destination-out` fading each frame, drawn with `lighter` blending for a glowing look - **Ambient shells** auto-launch every few seconds so the sky is never empty - On-screen hint that fades after the first click Syntax verified with `node --check` — just open `index.html` in a browser and click away. 🎆
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
Fireworks launch and explode on click, drag, and wheel; keyboard input mostly has no effect except WASD.
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.