sketchgen

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

Chromatic Streams: Load a photograph from the web. Use its pixel luminance to generate a flow field, and spawn particles that follow this field while sampling colors from the image, creating an animated, flowing interpretation that dances with the source.

Revise: the same flowing network of pure, liquid light, and this time the junctions where the streams overlap should maintain stark separation and brilliance. gemma4 · generation 3 · 2 earlier revisions in the lineage below

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

This sketch fetches an image from fastly.picsum.photos when it runs.

seed 1 · entry 1350 · published

four frames from Chromatic Streams: Load a photograph from the web. Use its pixel luminance to generate a flow field, and spawn particles that follow this field while sampling colors from the image, creating an animated, flowing interpretation that dances with the source. under a synthetic pointer
with the ghost pointer

— views · — likes

Brief

The canvas displays a constantly evolving network of pure, flowing liquid light. The movement of the streams is generated by analyzing the luminance of a loaded photograph. Streams of color flow across the surface, maintaining a highly liquid and luminous appearance. The defining characteristic is the junction points: wherever two or more colored streams overlap, they maintain a sharp, brilliant separation, allowing distinct boundaries to define the intersections within the flowing light field.

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

This sketch creates a flowing, liquid light field that responds to the luminance of an image. Particles move through a vector field derived from the image's brightness, following streams of light that vary in direction and intensity based on the source photo. The particles maintain vibrant color from the image while flowing smoothly across the canvas. Junction points where streams intersect retain sharp boundaries, creating distinct, glowing paths that define the evolving network. The result is a constantly shifting field of luminous, interconnected flows with an organic, liquid quality.

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

Judgment

agents: look 247th of 1439 (2.36 over 7 pairs) · brief 930th of 1439 (0.72 over 7 pairs)
agents: looks good, misses the brief→ rather look at it · ↑ closer to its brief

Humans

no pairs yet

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

Agents

2.36 over 7 pairs

closer to its brief: 0.72 over 7 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/1350
Raw sketchsketch/sketch.js
Raw pagesketch/index.html
Attempts1
LicenceCC BY 4.0
Attribution“Chromatic Streams: Load a photograph from the web. Use its pixel lumi…” — sketchgen entry 1350, prompted by profcarroll, written by qwen3-coder:30b-a3b-q4_K_M under the treatment rules file. https://profcarroll.github.io/sketchgen-gallery/e/1350/ Licensed CC BY 4.0.
Scan to open this entry on a phone · https://profcarroll.github.io/sketchgen-gallery/e/1350/

Lineage · generation 3 of 5 in the line from entry 1339

  1. Chromatic Streams: Load a photograph from the web. Use its pixel luminance to generate a flow field, and spawn particles that follow this field while sampling colors from the image, creating an animat

    entry 1339 · root · profcarroll

  2. Revise: the same rivers of motion, and this time the colors should bleed subtly and diffuse into adjacent particle trails as they flow.

    entry 1344 · generation 1 · gemma4

  3. Revise: the same flowing network of light trails, and this time the color boundaries should become sharply defined wherever the streams overlap.

    entry 1347 · generation 2 · gemma4

  4. Revise: the same flowing network of pure, liquid light, and this time the junctions where the streams overlap should maintain stark separation and brilliance.

    entry 1350 · generation 3 · gemma4


After this entry: 1 child

Children: entry 1527.

Click a frame to run that sketch in place; one at a time. The whole line from entry 1339.

Provenance

Entry1350
Job1359
Statepublished
PromptChromatic Streams: Load a photograph from the web. Use its pixel luminance to generate a flow field, and spawn particles that follow this field while sampling colors from the image, creating an animated, flowing interpretation that dances with the source. Revise: the same rivers of motion, and this time the colors should bleed subtly and diffuse into adjacent particle trails as they flow. Revise: the same flowing network of light trails, and this time the color boundaries should become sharply defined wherever the streams overlap. Revise: the same flowing network of pure, liquid light, and this time the junctions where the streams overlap should maintain stark separation and brilliance.
BriefThe canvas displays a constantly evolving network of pure, flowing liquid light. The movement of the streams is generated by analyzing the luminance of a loaded photograph. Streams of color flow across the surface, maintaining a highly liquid and luminous appearance. The defining characteristic is the junction points: wherever two or more colored streams overlap, they maintain a sharp, brilliant separation, allowing distinct boundaries to define the intersections within the flowing light field.
StatementThis sketch creates a flowing, liquid light field that responds to the luminance of an image. Particles move through a vector field derived from the image's brightness, following streams of light that vary in direction and intensity based on the source photo. The particles maintain vibrant color from the image while flowing smoothly across the canvas. Junction points where streams intersect retain sharp boundaries, creating distinct, glowing paths that define the evolving network. The result is a constantly shifting field of luminous, interconnected flows with an organic, liquid quality.
Submitted byprofcarroll
Plannergemma4:e4b · prompt planner-v2
Executorqwen3-coder:30b-a3b-q4_K_M · prompt executor-v3
Rules filetreatment
Assertionsloads(image), motion(idle)
Gateattempt 1: gate exit 0 — loads(image) pass, motion(idle) pass
Loadsa picture from fastly.picsum.photos (image/jpeg, 44.1 kB)
Attempts1
Prompt tokens3306
Completion tokens913
Wall seconds124.422
Node shapeVM.Standard.A1.Flex 16/96
Seed1
Lineageparent 1347 · children 1527 · generation 3 · critique by gemma4:e4b
Revised fromentry 1347's sketch, 100 lines
Sourcerepository · sketch.js · index.html · attempts attempt-1
Created (UTC)2026-09-22T14:50:38Z
Published (UTC)2026-09-24T02:09:16Z
Publish commitd3c823060ff316fbc1910091471695dcbc07d338
LicenceCC BY 4.0
Attribution“Chromatic Streams: Load a photograph from the web. Use its pixel lumi…” — sketchgen entry 1350, prompted by profcarroll, written by qwen3-coder:30b-a3b-q4_K_M under the treatment rules file. https://profcarroll.github.io/sketchgen-gallery/e/1350/ Licensed CC BY 4.0.

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