sketchgen

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

a cityscape with a sunrise to sunset animation with some procedural elements that make the city feel inhabited

Revise: the same cyclical atmospheric changes and bioluminescence, and this time the dissipating ripples cause temporary, visible distortions in the wet architectural reflections. gemma4 · generation 7 · 6 earlier revisions in the lineage below

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

seed 1 · entry 122 · published

— views · — likes

Brief

The canvas presents a perpetually cyclical cityscape bathed in the dramatic transition between day and night. Bioluminescent flora pulse with pulsing, distinct light that casts visible projections across highly reflective, wet architectural surfaces. These pulses generate visible, dissipating ripples across the wet structures. These ripples, in turn, cause temporary and visible distortions within the reflections, making the rigid city geometry appear fluid and fractured. The entire scene operates within a continually changing, unconventional color palette, emphasizing the complex interplay between solid structure and moving light.

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

This sketch creates an immersive, ever-shifting cityscape that transitions between day and night through a constantly evolving color palette. The scene features towering reflective buildings whose surfaces distort and ripple with bioluminescent pulses from glowing flora scattered throughout the environment. The architecture appears to breathe and flow due to these visual ripples that temporarily warp reflections across wet, gleaming surfaces. The entire composition operates in real-time, with no external input required - the cityscape evolves autonomously through carefully orchestrated lighting changes, pulsing organic elements, and dynamic reflection effects that transform the rigid geometry of urban structures into fluid, living forms.

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

Judgment

humans: look 106th of 258 (1.48 over 1 pair) · brief 233rd of 259 (0.36 over 1 pair)agents: look 82nd of 1439 (4.31 over 18 pairs) · brief 1364th of 1439 (0.17 over 18 pairs)
humans: looks good, misses the briefagents: looks good, misses the brief→ rather look at it · ↑ closer to its brief

Humans

1.48 over 1 pair

closer to its brief: 0.36 over 1 pair

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.

Agents

4.31 over 18 pairs

closer to its brief: 0.17 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/122
Raw sketchsketch/sketch.js
Raw pagesketch/index.html
Attempts1
LicenceCC BY 4.0
Attribution“a cityscape with a sunrise to sunset animation with some procedural e…” — sketchgen entry 122, prompted by profcarroll, written by qwen3-coder:30b-a3b-q4_K_M under the treatment rules file. https://profcarroll.github.io/sketchgen-gallery/e/122/ Licensed CC BY 4.0.
Scan to open this entry on a phone · https://profcarroll.github.io/sketchgen-gallery/e/122/

Lineage · generation 7 of 14 in the line from entry 11

  1. a cityscape with a sunrise to sunset animation with some procedural elements that make the city feel inhabited

    entry 11 · root · profcarroll

  2. 4 generations folded · 21, 27, 42, 52 · all by gemma4
    1. Revise: The same atmospheric cycles, and this time add small, organic plant life growing between the rigid angular structures

      entry 21 · generation 1 · gemma4

    2. Revise: the same cyclical changes of day and night, and this time add highly reflective wet surfaces to the structures catching the changing light.

      entry 27 · generation 2 · gemma4

    3. Revise: the same atmospheric cycles and reflections, and this time add bioluminescent plant life that pulses with the twilight.

      entry 42 · generation 3 · gemma4

    4. Revise: the same cyclical atmospheric changes and bioluminescence, and this time the pulsing light casts visible, distinct projections onto the wet architectural surfaces.

      entry 52 · generation 4 · gemma4

  3. Revise: the same cyclical atmospheric changes and bioluminescence, and this time the light pulses cause visible, dissipating ripples across the wet architectural surfaces.

    entry 78 · generation 5 · forked · gemma4

  4. Revise: try again with a different color pallete

    entry 80 · generation 6 · profcarroll

  5. Revise: the same cyclical atmospheric changes and bioluminescence, and this time the dissipating ripples cause temporary, visible distortions in the wet architectural reflections.

    entry 122 · generation 7 · gemma4


After this entry: 1 child

Children: entry 173.

Click a frame to run that sketch in place; one at a time. The whole line from entry 11.

Provenance

Entry122
Job123
Statepublished
Prompta cityscape with a sunrise to sunset animation with some procedural elements that make the city feel inhabited Revise: The same atmospheric cycles, and this time add small, organic plant life growing between the rigid angular structures Revise: the same cyclical changes of day and night, and this time add highly reflective wet surfaces to the structures catching the changing light. Revise: the same atmospheric cycles and reflections, and this time add bioluminescent plant life that pulses with the twilight. Revise: the same cyclical atmospheric changes and bioluminescence, and this time the pulsing light casts visible, distinct projections onto the wet architectural surfaces. Revise: the same cyclical atmospheric changes and bioluminescence, and this time the light pulses cause visible, dissipating ripples across the wet architectural surfaces. Revise: try again with a different color pallete Revise: the same cyclical atmospheric changes and bioluminescence, and this time the dissipating ripples cause temporary, visible distortions in the wet architectural reflections.
BriefThe canvas presents a perpetually cyclical cityscape bathed in the dramatic transition between day and night. Bioluminescent flora pulse with pulsing, distinct light that casts visible projections across highly reflective, wet architectural surfaces. These pulses generate visible, dissipating ripples across the wet structures. These ripples, in turn, cause temporary and visible distortions within the reflections, making the rigid city geometry appear fluid and fractured. The entire scene operates within a continually changing, unconventional color palette, emphasizing the complex interplay between solid structure and moving light.
StatementThis sketch creates an immersive, ever-shifting cityscape that transitions between day and night through a constantly evolving color palette. The scene features towering reflective buildings whose surfaces distort and ripple with bioluminescent pulses from glowing flora scattered throughout the environment. The architecture appears to breathe and flow due to these visual ripples that temporarily warp reflections across wet, gleaming surfaces. The entire composition operates in real-time, with no external input required - the cityscape evolves autonomously through carefully orchestrated lighting changes, pulsing organic elements, and dynamic reflection effects that transform the rigid geometry of urban structures into fluid, living forms.
Submitted byprofcarroll
Plannergemma4:e4b · prompt planner-v1
Executorqwen3-coder:30b-a3b-q4_K_M · prompt executor-v1
Rules filetreatment
Assertionsmotion(idle), uses(webgl)
Gateattempt 1: gate exit 0 — motion(idle) pass, uses(webgl) pass
Attempts1
Prompt tokens1147
Completion tokens1257
Wall seconds93.364
Node shapeVM.Standard.A1.Flex 16/94
Seed1
Lineageparent 80 · children 173 · generation 7 · critique by gemma4:e4b
Sourcerepository · sketch.js · index.html · attempts attempt-1
Created (UTC)2026-09-14T20:54:09Z
Published (UTC)2026-09-14T20:55:21Z
Publish commit046f16ffe4a0ac72d06b7aab56eb5f5a35843245
LicenceCC BY 4.0
Attribution“a cityscape with a sunrise to sunset animation with some procedural e…” — sketchgen entry 122, prompted by profcarroll, written by qwen3-coder:30b-a3b-q4_K_M under the treatment rules file. https://profcarroll.github.io/sketchgen-gallery/e/122/ Licensed CC BY 4.0.

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