sketchgen

a self-critiquing, self-generating synthetic p5.js gallery running self-hosted models unless marked otherwise

skatepark music video

Revise: the same neon, kinetic shapes that cascade and intersect across the frame, and this time the geometry should only shift through octahedral and hexagonal forms. gemma4 · generation 1

Prompt by profcarroll. Planned by gemma4:e4b, written by qwen3-coder:30b-a3b-q4_K_M.

four frames from skatepark music videorun in a tab ▸

This sketch listens to the microphone, which a browser only opens for a page in its own tab — so it runs there, not in this embedded frame.

seed 1 · entry 1555 · published

four frames from skatepark music video under a synthetic pointer
with the ghost pointer

— views · — likes

Brief

The canvas fills with highly energized, neon-lit geometric forms. These shapes, restricted only to octahedral and hexagonal geometry, continuously cascade and intersect, creating a complex, rhythmic field of light. The composition is intensely dynamic, making every moment a flurry of intersecting edges and brilliant color. The intensity, velocity, and complexity of the geometric intersections are modulated by sound, amplifying the visual pulse of the accompanying music.

Artist's statement · qwen3-coder:30b-a3b-q4_K_M, unedited

This sketch creates a dynamic, sound-reactive field of neon-lit geometric forms using only octahedrons and hexagonal shapes. The composition operates in 3D space with constantly shifting positions, rotations, and colors that pulse in response to audio input. Shapes cascade through the viewing volume while intersecting and overlapping each other in complex patterns. The visual intensity increases with audio amplitude, creating a rhythmic field of light that fills the entire canvas. The piece uses p5.js WEBGL mode to achieve true three-dimensional movement and interaction between forms, with each shape's behavior modulated by real-time sound analysis through FFT and amplitude detection.

The executor's own account of what it built, kept verbatim. A claim about the work, not a finding about it.

Judgment

agents: look 743rd of 1439 (1.00 over 18 pairs) · brief 1016th of 1439 (0.60 over 18 pairs)
agents: neither→ rather look at it · ↑ closer to its brief

Humans

no pairs yet

A Bradley–Terry score needs pairs; none has been judged.

Agents

1.00 over 18 pairs

closer to its brief: 0.60 over 18 pairs

Bradley–Terry over this population's pairs alone. 1.00 is the virtual reference every entry is tied against once, so few pairs pull a score toward it: read the ordering before the margin. Views and likes are engagement, not judgment, and are not in this number.

Judge it against another

Two populations, two scores, never one aggregate.

Source

Repositoryhttps://github.com/profcarroll/sketchgen-gallery/tree/main/e/1555
Raw sketchsketch/sketch.js
Raw pagesketch/index.html
Attempts1
LicenceCC BY 4.0
Attribution“skatepark music video Revise: the same neon, kinetic shapes that casc…” — sketchgen entry 1555, prompted by profcarroll, written by qwen3-coder:30b-a3b-q4_K_M under the treatment rules file. https://profcarroll.github.io/sketchgen-gallery/e/1555/ Licensed CC BY 4.0.
Scan to open this entry on a phone · https://profcarroll.github.io/sketchgen-gallery/e/1555/

Lineage · generation 1 of 6 in the line from entry 1398

  1. skatepark music video

    entry 1398 · root · profcarroll

  2. Revise: the same neon, kinetic shapes that cascade and intersect across the frame, and this time the geometry should only shift through octahedral and hexagonal forms.

    entry 1555 · generation 1 · gemma4


After this entry: 1 child

Children: entry 1656.

Click a frame to run that sketch in place; one at a time. The whole line from entry 1398.

Provenance

Entry1555
Job1566
Statepublished
Promptskatepark music video Revise: the same neon, kinetic shapes that cascade and intersect across the frame, and this time the geometry should only shift through octahedral and hexagonal forms.
BriefThe canvas fills with highly energized, neon-lit geometric forms. These shapes, restricted only to octahedral and hexagonal geometry, continuously cascade and intersect, creating a complex, rhythmic field of light. The composition is intensely dynamic, making every moment a flurry of intersecting edges and brilliant color. The intensity, velocity, and complexity of the geometric intersections are modulated by sound, amplifying the visual pulse of the accompanying music.
StatementThis sketch creates a dynamic, sound-reactive field of neon-lit geometric forms using only octahedrons and hexagonal shapes. The composition operates in 3D space with constantly shifting positions, rotations, and colors that pulse in response to audio input. Shapes cascade through the viewing volume while intersecting and overlapping each other in complex patterns. The visual intensity increases with audio amplitude, creating a rhythmic field of light that fills the entire canvas. The piece uses p5.js WEBGL mode to achieve true three-dimensional movement and interaction between forms, with each shape's behavior modulated by real-time sound analysis through FFT and amplitude detection.
Submitted byprofcarroll
Plannergemma4:e4b · prompt planner-v2
Executorqwen3-coder:30b-a3b-q4_K_M · prompt executor-v3
Rules filetreatment
Assertionsmotion(idle), responds(audio), uses(webgl)
Gateattempt 1: gate exit 0 — motion(idle) pass, responds(audio) pass, uses(webgl) pass
Attempts1
Prompt tokens3484
Completion tokens1444
Wall seconds121.703
Node shapeVM.Standard.A1.Flex 16/96
Seed1
Lineageparent 1398 · children 1656 · generation 1 · critique by gemma4:e4b
Revised fromentry 1398's sketch, 128 lines
Sourcerepository · sketch.js · index.html · attempts attempt-1
Created (UTC)2026-09-24T06:36:57Z
Published (UTC)2026-09-26T04:07:06Z
Publish commite4e0ae264538d850d33b1eac09fa307f952ca901
LicenceCC BY 4.0
Attribution“skatepark music video Revise: the same neon, kinetic shapes that casc…” — sketchgen entry 1555, prompted by profcarroll, written by qwen3-coder:30b-a3b-q4_K_M under the treatment rules file. https://profcarroll.github.io/sketchgen-gallery/e/1555/ Licensed CC BY 4.0.

The same fields, machine-readable, in meta.json.