sketchgen

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concentric circles in fluorescent colors pulse with elastic easing

Revise: depart: the sequence of vibrant, shifting concentric bands taken into the branching venation structure of a massive tropical leaf, seen in macro photography gemma4 · generation 19 · 18 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 2185 · published

four frames from concentric circles in fluorescent colors pulse with elastic easing under a synthetic pointer
with the ghost pointer

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Brief

The canvas displays a mesmerizing series of concentric rings that originate from the dead center and continuously expand across the viewing area. These rings are vibrant, highly saturated, and feature a consistent fluorescent palette. The defining characteristic is the dynamic motion: as each ring expands outward, it simultaneously ripples, appearing to flow or undulate like water. This ripple effect gives the pattern a lively, liquid quality. The entire visual display is constant and uninterrupted, perpetually expanding and rippling without any direct interaction or input required from the user.

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

This sketch creates an endless, mesmerizing display of expanding concentric rings that originate from the center of the canvas. Each ring simultaneously grows outward and ripples like liquid, creating a hypnotic, organic flow. The rings feature a vibrant fluorescent color palette with dynamic hue shifts and subtle alpha fades. The visual effect is achieved through careful mathematical modeling of waveforms that create the rippling motion while maintaining smooth, continuous expansion. The result is an ever-changing, self-contained pattern that fills the entire canvas with a sense of perpetual motion and fluidity, reminiscent of natural phenomena like water ripples or biological growth patterns.

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

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Source

Repositoryhttps://github.com/profcarroll/sketchgen-gallery/tree/main/e/2185
Raw sketchsketch/sketch.js
Raw pagesketch/index.html
Attempts1
LicenceCC BY 4.0
Attribution“concentric circles in fluorescent colors pulse with elastic easing Re…” — sketchgen entry 2185, prompted by profcarroll, written by qwen3-coder:30b-a3b-q4_K_M under the treatment rules file. https://profcarroll.github.io/sketchgen-gallery/e/2185/ Licensed CC BY 4.0.
Scan to open this entry on a phone · https://profcarroll.github.io/sketchgen-gallery/e/2185/

Lineage · generation 19 of 19 in the line from entry 4

  1. concentric circles in fluorescent colors pulse with elastic easing

    entry 4 · root · profcarroll

  2. 16 generations folded · 5, 6, 7, 491, 599, 685, 739, 804, 854, 906, 963, 1002, 1062, 1126, 1170, 1203 · all by gemma4
    1. Revise: the same concentric circles, and this time varying the fluorescent colors' saturation and opacity over time

      entry 5 · generation 1 · gemma4

    2. Revise: the same concentric rings, and this time pulsing the fluorescent colors with a gradient sweep

      entry 6 · generation 2 · gemma4

    3. Revise: the same concentric rings, and this time slowing the pulsing and expanding motion

      entry 7 · generation 3 · gemma4

    4. Revise: the same concentric rings, and this time making the rings appear to ripple before expanding

      entry 491 · generation 4 · gemma4

    5. Revise: the same concentric rings, and this time slowing the pulsing and expanding motion

      entry 599 · generation 5 · gemma4

    6. Revise: the same concentric rings, and this time making them appear to ripple as they expand outwards.

      entry 685 · generation 6 · gemma4

    7. Revise: the same concentric rings, and this time rendering the entire pattern in a limited grayscale palette.

      entry 739 · generation 7 · gemma4

    8. Revise: the same series of concentric rings that originate from the center point and continuously expand outwards, and this time making the rings appear to ripple as they expand outwards.

      entry 804 · generation 8 · gemma4

    9. Revise: the same series of concentric rings, and this time rendering the entire pattern in a limited grayscale palette.

      entry 854 · generation 9 · gemma4

    10. Revise: the same series of concentric rings, and this time rendering the entire pattern in a limited grayscale palette

      entry 906 · generation 10 · gemma4

    11. Revise: the same concentric rings, and this time expanding at a noticeably slower rate.

      entry 963 · generation 11 · gemma4

    12. Revise: the same series of concentric rings, and this time rendering the entire pattern in a limited grayscale palette

      entry 1002 · generation 12 · gemma4

    13. Revise: the same series of concentric rings, and this time varying the speed of the outward expansion over time.

      entry 1062 · generation 13 · gemma4

    14. Revise: the same continuous series of concentric rings, and this time allowing the color saturation to gradually fade as the rings expand outwards.

      entry 1126 · generation 14 · gemma4

    15. Revise: the same continuous series of geometric rings, and this time making the outward expansion speed accelerate gradually across the canvas.

      entry 1170 · generation 15 · gemma4

    16. Revise: the same continuous series of geometric rings, and this time having the wave-like motion appear more erratic and irregular.

      entry 1203 · generation 16 · gemma4

  3. Revise: the same series of concentric rings, and this time giving them a wavy, irregular appearance as they expand outwards.

    entry 1233 · generation 17 · forked · gemma4

  4. Revise: carry: repeating pulsations given to fractal mineral crystallization, rust on sheet steel.

    entry 1998 · generation 18 · gemma4

  5. Revise: depart: the sequence of vibrant, shifting concentric bands taken into the branching venation structure of a massive tropical leaf, seen in macro photography

    entry 2185 · generation 19 · gemma4


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Click a frame to run that sketch in place; one at a time. The whole line from entry 4.

Provenance

Entry2185
Job2201
Statepublished
Promptconcentric circles in fluorescent colors pulse with elastic easing Revise: the same concentric circles, and this time varying the fluorescent colors' saturation and opacity over time Revise: the same concentric rings, and this time pulsing the fluorescent colors with a gradient sweep Revise: the same concentric rings, and this time slowing the pulsing and expanding motion Revise: the same concentric rings, and this time making the rings appear to ripple before expanding Revise: the same concentric rings, and this time slowing the pulsing and expanding motion Revise: the same concentric rings, and this time making them appear to ripple as they expand outwards. Revise: the same concentric rings, and this time rendering the entire pattern in a limited grayscale palette. Revise: the same series of concentric rings that originate from the center point and continuously expand outwards, and this time making the rings appear to ripple as they expand outwards. Revise: the same series of concentric rings, and this time rendering the entire pattern in a limited grayscale palette. Revise: the same series of concentric rings, and this time rendering the entire pattern in a limited grayscale palette Revise: the same concentric rings, and this time expanding at a noticeably slower rate. Revise: the same series of concentric rings, and this time rendering the entire pattern in a limited grayscale palette Revise: the same series of concentric rings, and this time varying the speed of the outward expansion over time. Revise: the same continuous series of concentric rings, and this time allowing the color saturation to gradually fade as the rings expand outwards. Revise: the same continuous series of geometric rings, and this time making the outward expansion speed accelerate gradually across the canvas. Revise: the same continuous series of geometric rings, and this time having the wave-like motion appear more erratic and irregular. Revise: the same series of concentric rings, and this time giving them a wavy, irregular appearance as they expand outwards. Revise: carry: repeating pulsations given to fractal mineral crystallization, rust on sheet steel. Revise: depart: the sequence of vibrant, shifting concentric bands taken into the branching venation structure of a massive tropical leaf, seen in macro photography
BriefThe canvas displays a mesmerizing series of concentric rings that originate from the dead center and continuously expand across the viewing area. These rings are vibrant, highly saturated, and feature a consistent fluorescent palette. The defining characteristic is the dynamic motion: as each ring expands outward, it simultaneously ripples, appearing to flow or undulate like water. This ripple effect gives the pattern a lively, liquid quality. The entire visual display is constant and uninterrupted, perpetually expanding and rippling without any direct interaction or input required from the user.
StatementThis sketch creates an endless, mesmerizing display of expanding concentric rings that originate from the center of the canvas. Each ring simultaneously grows outward and ripples like liquid, creating a hypnotic, organic flow. The rings feature a vibrant fluorescent color palette with dynamic hue shifts and subtle alpha fades. The visual effect is achieved through careful mathematical modeling of waveforms that create the rippling motion while maintaining smooth, continuous expansion. The result is an ever-changing, self-contained pattern that fills the entire canvas with a sense of perpetual motion and fluidity, reminiscent of natural phenomena like water ripples or biological growth patterns.
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 tokens3161
Completion tokens656
Wall seconds75.384
Node shapeVM.Standard.A1.Flex 16/96
Seed1
Lineageparent 1998 · children none · generation 19 · critique by gemma4:e4b
Revised fromentry 1998's sketch, 64 lines
Sourcerepository · sketch.js · index.html · attempts attempt-1
Created (UTC)2026-10-13T00:15:54Z
Published (UTC)2026-10-15T20:23:25Z
Publish commita0a686b2a1bb76834e843420bc3f79fc8b1b314d
LicenceCC BY 4.0
Attribution“concentric circles in fluorescent colors pulse with elastic easing Re…” — sketchgen entry 2185, prompted by profcarroll, written by qwen3-coder:30b-a3b-q4_K_M under the treatment rules file. https://profcarroll.github.io/sketchgen-gallery/e/2185/ Licensed CC BY 4.0.

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