{
  "$schema": "https://hyperframes.heygen.com/schema/registry-item.json",
  "name": "particle-text-dissolve",
  "type": "hyperframes:component",
  "title": "Particle Text Dissolve",
  "description": "Text assembles from a seeded particle cloud (or dissolves into it): per-particle targets sampled once from the rendered text bitmap at mount, table-driven particles, zero per-particle tweens, one onUpdate painter.",
  "tags": [
    "motion-primitive",
    "text-effects",
    "particles",
    "canvas",
    "deterministic",
    "experiment"
  ],
  "jobs": ["emphasize"],
  "family": "text-effects",
  "profile": "materialize",
  "evidence": "Wave M8 experiment: particle-image-reveal donor (fixed-seed LCG, pure function of table and time), targets from an offscreen text-raster readback",
  "syncPoints": [{ "id": "text-locked", "phase": "in", "offset": 2.8 }],
  "files": [
    {
      "path": "particle-text-dissolve.html",
      "target": "compositions/components/particle-text-dissolve.html",
      "type": "hyperframes:snippet"
    }
  ],
  "variables": [
    {
      "id": "text",
      "type": "string",
      "role": "content",
      "label": "Text",
      "description": "The line that assembles from (or dissolves into) the particle cloud.",
      "default": "Dissolve"
    },
    {
      "id": "direction",
      "type": "enum",
      "role": "timing",
      "label": "Direction",
      "description": "in assembles the text from the cloud and holds it crisp; out erases the text into the cloud and holds empty.",
      "default": "in",
      "options": [
        { "value": "in", "label": "Assemble in" },
        { "value": "out", "label": "Dissolve out" }
      ]
    },
    {
      "id": "density",
      "type": "enum",
      "role": "style",
      "label": "Density",
      "description": "Particle count cap for the field.",
      "default": "med",
      "options": [
        { "value": "low", "label": "Low" },
        { "value": "med", "label": "Medium" },
        { "value": "high", "label": "High" }
      ]
    },
    {
      "id": "accent",
      "type": "enum",
      "role": "style",
      "label": "Accent",
      "description": "Text and particle color: green rides --brand, blue rides --accent, violet rides --accent-2.",
      "default": "green",
      "options": [
        { "value": "green", "label": "Green" },
        { "value": "blue", "label": "Blue" },
        { "value": "violet", "label": "Violet" }
      ]
    },
    {
      "id": "exit",
      "type": "enum",
      "role": "timing",
      "label": "Exit",
      "description": "Optional departure. Default none: the end state holds until the frame cuts.",
      "default": "none",
      "options": [
        { "value": "none", "label": "None" },
        { "value": "fade", "label": "Fade" },
        { "value": "up", "label": "Up" }
      ]
    }
  ]
}