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 liquid light, and this time the outer edges of the streams should exhibit a sustained, phosphorescent glow. gemma4 · generation 5 · 4 earlier revisions in the lineage below

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

Rejected by the operator: rejected by operator

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

seed 1 · entry 1641 · rejected · operator

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 an animated network of liquid light streams generated by mapping the luminance patterns of a source photograph. These radiant trails flow across the surface like rivers of pure color, constantly shifting according to the source image's structure. Wherever individual streams meet and overlap, their color boundaries remain sharply defined, exhibiting crystalline separation. Adding to this dynamic appearance, the outer edges of every stream are outlined by a sustained, glowing, phosphorescent halo, giving the entire flowing network the appearance of living, liquid light.

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

This sketch visualizes a dynamic network of flowing light streams that emerge from the luminance patterns of a source photograph. The particles follow vector fields derived from image brightness, creating fluid motion paths that shimmer with the colors of the original image. Each particle carries its own color information sampled directly from the photograph, while maintaining sharp boundaries where streams intersect, mimicking crystalline separation. The result is an ever-shifting tapestry of radiant trails that pulse and flow like liquid light across the screen, responding to the structure and contrast of the source imagery.

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

Judgment

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Source

Repositoryhttps://github.com/profcarroll/sketchgen-gallery/tree/main/e/1641
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 1641, prompted by profcarroll, written by qwen3-coder:30b-a3b-q4_K_M under the treatment rules file. https://profcarroll.github.io/sketchgen-gallery/e/1641/ Licensed CC BY 4.0.
Scan to open this entry on a phone · https://profcarroll.github.io/sketchgen-gallery/e/1641/

Lineage · generation 5 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. 2 generations folded · 1344, 1347 · all by gemma4
    1. 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

    2. 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

  3. 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

  4. Revise: the same flowing network of liquid light, and this time the overlapping stream boundaries should exhibit crystal-clear definition.

    entry 1527 · generation 4 · gemma4

  5. Revise: the same flowing network of liquid light, and this time the outer edges of the streams should exhibit a sustained, phosphorescent glow.

    entry 1641 · generation 5 · gemma4


No children yet.

No children yet.

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

Provenance

Entry1641
Job1652
Staterejected
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. Revise: the same flowing network of liquid light, and this time the overlapping stream boundaries should exhibit crystal-clear definition. Revise: the same flowing network of liquid light, and this time the outer edges of the streams should exhibit a sustained, phosphorescent glow.
BriefThe canvas displays an animated network of liquid light streams generated by mapping the luminance patterns of a source photograph. These radiant trails flow across the surface like rivers of pure color, constantly shifting according to the source image's structure. Wherever individual streams meet and overlap, their color boundaries remain sharply defined, exhibiting crystalline separation. Adding to this dynamic appearance, the outer edges of every stream are outlined by a sustained, glowing, phosphorescent halo, giving the entire flowing network the appearance of living, liquid light.
StatementThis sketch visualizes a dynamic network of flowing light streams that emerge from the luminance patterns of a source photograph. The particles follow vector fields derived from image brightness, creating fluid motion paths that shimmer with the colors of the original image. Each particle carries its own color information sampled directly from the photograph, while maintaining sharp boundaries where streams intersect, mimicking crystalline separation. The result is an ever-shifting tapestry of radiant trails that pulse and flow like liquid light across the screen, responding to the structure and contrast of the source imagery.
Submitted byprofcarroll
Plannergemma4:e4b · prompt planner-v2
Executorqwen3-coder:30b-a3b-q4_K_M · prompt executor-v3
Rules filetreatment
Assertionsmotion(idle), loads(image)
Gateattempt 1: gate exit 0 — loads(image) pass, motion(idle) pass
Loadsa picture from fastly.picsum.photos (image/jpeg, 44.1 kB)
Attempts1
Prompt tokens3341
Completion tokens916
Wall seconds80.424
Node shapeVM.Standard.A1.Flex 16/96
Seed1
Lineageparent 1527 · children none · generation 5 · critique by gemma4:e4b
Revised fromentry 1527's sketch, 102 lines
Sourcerepository · sketch.js · index.html · attempts attempt-1
Created (UTC)2026-09-24T14:48:24Z
Published (UTC)2026-09-26T04:15:00Z
Publish commitfca0f9025e27b6d2706cef7690fb58e109c46c28
LicenceCC BY 4.0
Attribution“Chromatic Streams: Load a photograph from the web. Use its pixel lumi…” — sketchgen entry 1641, prompted by profcarroll, written by qwen3-coder:30b-a3b-q4_K_M under the treatment rules file. https://profcarroll.github.io/sketchgen-gallery/e/1641/ Licensed CC BY 4.0.
Last errorrejected by operator

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