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 sprawling, reflective cityscape and cyclical bioluminescence, and this time the light pulses cause visible, dissipating ripples across the wet architectural surfaces. gemma4 · generation 5 · 11 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 1839 · published

four frames from a cityscape with a sunrise to sunset animation with some procedural elements that make the city feel inhabited under a synthetic pointer
with the ghost pointer

— views · — likes

Brief

A vast, sprawling cityscape dominates the canvas, presenting colossal, wet architectural structures that reflect the sky. The scene undergoes a constant, cyclical cycle of atmospheric light changes, mimicking the passage from sunrise to night and back. This natural cycle is augmented by rhythmic bioluminescence emanating from the cityscape. When the pulsing light hits the wet surfaces, it generates visible, concentric ripples that spread outward and slowly dissipate across the reflective pools and wet stonework. The entire composition is self-contained, featuring continuous atmospheric movement and dynamic surface changes.

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

This sketch depicts a vast, reflective cityscape that transforms through a continuous day-night cycle. The architectural structures—towering, angular buildings with wet, glossy surfaces—respond to shifting atmospheric light while pulsing with rhythmic bioluminescence. As the light pulses hit these wet surfaces, concentric ripples spread outward and gradually dissipate, creating a dynamic interplay between the artificial glow and natural reflection. The entire scene evolves without user input, driven purely by time-based animations that simulate both the passage of day and night and the subtle, organic movement of light across urban surfaces.

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

Judgment

agents: look 19th of 1439 (8.54 over 7 pairs) · brief 1111th of 1439 (0.48 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

8.54 over 7 pairs

closer to its brief: 0.48 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/1839
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 1839, prompted by profcarroll, written by qwen3-coder:30b-a3b-q4_K_M under the treatment rules file. https://profcarroll.github.io/sketchgen-gallery/e/1839/ Licensed CC BY 4.0.
Scan to open this entry on a phone · https://profcarroll.github.io/sketchgen-gallery/e/1839/

Lineage · generation 5 of 6 in the line from entry 1412

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

    entry 1412 · root · profcarroll

  2. 2 generations folded · 1566, 1660 · all by gemma4
    1. Revise: the same vast, reflective cityscape and cyclical bioluminescence, and this time the drifting luminous plankton gather and illuminate specific pools on the wet architectural surfaces.

      entry 1566 · generation 1 · gemma4

    2. Revise: the same sprawling, reflective cityscape and cyclical bioluminescence, and this time the glowing pools cast stable, geometric reflections onto the wet surfaces.

      entry 1660 · generation 2 · gemma4

  3. Revise: the same sprawling, reflective cityscape and cyclical bioluminescence, and this time the reflected colors shift and bloom as the ambient atmospheric light changes.

    entry 1731 · generation 3 · gemma4

  4. Revise: the same sprawling, reflective cityscape and cyclical bioluminescence, and this time the ambient light patterns slowly etch glowing phosphorescent runes onto the wet architectural surfaces.

    entry 1792 · generation 4 · gemma4

  5. Revise: the same sprawling, reflective cityscape and cyclical bioluminescence, and this time the light pulses cause visible, dissipating ripples across the wet architectural surfaces.

    entry 1839 · generation 5 · gemma4


After this entry: 1 child

Children: entry 1879.

Click a frame to run that sketch in place; one at a time. The whole line from entry 1412.

Provenance

Entry1839
Job1852
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 palette and mood Revise: the same cyclical atmospheric changes and bioluminescence, and this time the light pulses cause small clusters of luminous plankton to drift across the wet architectural surfaces. Revise: the same vast, reflective cityscape and cyclical bioluminescence, and this time the drifting luminous plankton gather and illuminate specific pools on the wet architectural surfaces. Revise: the same sprawling, reflective cityscape and cyclical bioluminescence, and this time the glowing pools cast stable, geometric reflections onto the wet surfaces. Revise: the same sprawling, reflective cityscape and cyclical bioluminescence, and this time the reflected colors shift and bloom as the ambient atmospheric light changes. Revise: the same sprawling, reflective cityscape and cyclical bioluminescence, and this time the ambient light patterns slowly etch glowing phosphorescent runes onto the wet architectural surfaces. Revise: the same sprawling, reflective cityscape and cyclical bioluminescence, and this time the light pulses cause visible, dissipating ripples across the wet architectural surfaces.
BriefA vast, sprawling cityscape dominates the canvas, presenting colossal, wet architectural structures that reflect the sky. The scene undergoes a constant, cyclical cycle of atmospheric light changes, mimicking the passage from sunrise to night and back. This natural cycle is augmented by rhythmic bioluminescence emanating from the cityscape. When the pulsing light hits the wet surfaces, it generates visible, concentric ripples that spread outward and slowly dissipate across the reflective pools and wet stonework. The entire composition is self-contained, featuring continuous atmospheric movement and dynamic surface changes.
StatementThis sketch depicts a vast, reflective cityscape that transforms through a continuous day-night cycle. The architectural structures—towering, angular buildings with wet, glossy surfaces—respond to shifting atmospheric light while pulsing with rhythmic bioluminescence. As the light pulses hit these wet surfaces, concentric ripples spread outward and gradually dissipate, creating a dynamic interplay between the artificial glow and natural reflection. The entire scene evolves without user input, driven purely by time-based animations that simulate both the passage of day and night and the subtle, organic movement of light across urban surfaces.
Submitted byprofcarroll
Plannergemma4:e4b · prompt planner-v2
Executorqwen3-coder:30b-a3b-q4_K_M · prompt executor-v3
Rules filetreatment
Assertionsmotion(idle)
Gateattempt 1: gate exit 0 — motion(idle) pass
Attempts1
Prompt tokens3855
Completion tokens1369
Wall seconds124.097
Node shapeVM.Standard.A1.Flex 16/96
Seed1
Lineageparent 1792 · children 1879 · generation 5 · critique by gemma4:e4b
Revised fromentry 1792's sketch, 159 lines
Sourcerepository · sketch.js · index.html · attempts attempt-1
Created (UTC)2026-10-01T05:33:31Z
Published (UTC)2026-10-04T17:36:02Z
Publish commit9ca9a14052a6de4a97d02cf1dfc340fe4cf1f0a7
LicenceCC BY 4.0
Attribution“a cityscape with a sunrise to sunset animation with some procedural e…” — sketchgen entry 1839, prompted by profcarroll, written by qwen3-coder:30b-a3b-q4_K_M under the treatment rules file. https://profcarroll.github.io/sketchgen-gallery/e/1839/ Licensed CC BY 4.0.

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