Widget:TwinSuns: Difference between revisions

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Line 7: Line 7:
  | size=768
  | size=768
  | fps=5
  | fps=5
  | wobble=2.5
  | wobble=5
  | equator=8
  | equator=8
  | sep=2.5
  | sep=2.5
Line 51: Line 51:


   <!-- date line moved slightly lower to avoid cosine overlap -->
   <!-- date line moved slightly lower to avoid cosine overlap -->
   <div style="margin:.85rem 0 .4rem 0;">
   <div style="margin:2rem 0 .4rem 0;">
     <strong>Date:</strong>
     <strong>Date:</strong>
     <span id="<!--{$id|default:'ts'|escape:'html'}-->-date">Fortnight of Renewal (Dawning), day 8 (FR 8)</span>
     <span id="<!--{$id|default:'ts'|escape:'html'}-->-date">Fortnight of Renewal (Dawning), day 8 (FR 8)</span>
Line 84: Line 84:
   var ID  = "<!--{$id|default:'ts'|escape:'js'}-->";
   var ID  = "<!--{$id|default:'ts'|escape:'js'}-->";
   var FPS = parseFloat("<!--{$fps|default:5|escape:'js'}-->") || 5;
   var FPS = parseFloat("<!--{$fps|default:5|escape:'js'}-->") || 5;
   var WOBBLE = parseFloat("<!--{$wobble|default:2.5|escape:'js'}-->") || 2.5;     // Δ amplitude (deg)
   var WOBBLE = parseFloat("<!--{$wobble|default:2.5|escape:'js'}-->") || 2.5; // observable Δ (deg)
   var EQUATOR = parseFloat("<!--{$equator|default:8|escape:'js'}-->") || 8;       // seasonal max (deg)
   var EQUATOR = parseFloat("<!--{$equator|default:8|escape:'js'}-->") || 8;   // seasonal max (deg)
   var SEP = parseFloat("<!--{$sep|default:2.5|escape:'js'}-->") || 2.5;           // horizontal sep (deg)
   var SEP     = parseFloat("<!--{$sep|default:2.5|escape:'js'}-->")   || 2.5; // horizontal sep (deg)
   var DEGPX = parseFloat("<!--{$degpx|default:10|escape:'js'}-->") || 10;         // px per degree
   var DEGPX   = parseFloat("<!--{$degpx|default:10|escape:'js'}-->")   || 10; // px per degree


   function ge(s){ return document.getElementById(ID + s); }
  // Find and init exactly one instance in a given DOM scope
  var el = {
   function initIn(root){
    day: ge("-daylabel"),
    var wrap = root.querySelector('.wh-twins');
     rng: ge("-x"),
     if(!wrap) return;
    play: ge("-play"),
    date: ge("-date"),
    stage: ge("-stage"),
    sky: ge("-sky"),
    s: ge("-solara"),
    v: ge("-vaelus"),
    rel: ge("-relinc"),
    eq: ge("-eqinc")
  };


  // slightly larger stars (still proportional). **Only small change.**
    function ge(s){ return document.getElementById(ID + s); }
  function setStarSizes(){
     var el = {
     var w = el.stage.clientWidth;
      day: ge("-daylabel"),
     var base = Math.round(w * 0.075);             // was 0.05
      rng: ge("-x"),
     el.s.width = base; el.s.height = base;
      play: ge("-play"),
     el.v.width = Math.round(base * 0.72);
      date: ge("-date"),
     el.v.height = Math.round(base * 0.72);
      stage: ge("-stage"),
  }
      sky: ge("-sky"),
  setStarSizes();
      s: ge("-solara"),
  window.addEventListener("resize", setStarSizes);
      v: ge("-vaelus"),
      rel: ge("-relinc"),
      eq: ge("-eqinc")
    };
     for (var k in el){ if(!el[k]) return; } // quietly bail if something’s missing
 
     var TAU = Math.PI*2;
     function cosPhase(d){ return Math.cos(TAU*((d-1)/479)); }
     function fmtDeg(x){ var s=(x>=0?"+":""); return s + x.toFixed(2) + "°"; }
    function openingClosing(_, phase){
      var s = Math.sin(TAU*phase);
      return (-s>0) ? "Closing" : "Opening";
    }


  // helpers
    var months = ["Primaris","Vernalis","Tharion","Lunarae","Cindrel","Solvane","Auren","Veyrath","Rhendol","Tirien","Gairos","Fenmir","Wyrdrun","Cernis","Eirathen"];
  var TAU = Math.PI * 2;
    function dateText(d){
  function phase(d){ return (d-1)/479; }                          // 0..~1
      if(d<=7)       return "Fortnight of Renewal (Dawning), day " + (d+7) + " (FR " + (d+7) + ")";
  function cosPhase(d){ return Math.cos(TAU * phase(d)); }        // day 1 -> +1
      if(d>=473){var k=d-472; return "Fortnight of Renewal (Fading), day " + k + " (FR " + k + ")";}
  function sinPhase(d){ return Math.sin(TAU * phase(d)); }
      var n=d-7, m=Math.ceil(n/31), day=((n-1)%31)+1; return day + " " + months[m-1];
  function fmtDeg(x){ var s = (x>=0?"+":""); return s + x.toFixed(2) + "°"; }
    }


  // Opening/Closing per your definition:
     var SOL_SHARE=1.0, VAE_SHARE=1.5, SUM=SOL_SHARE+VAE_SHARE;
  // Opening  : 0 -> ±Δ  (moving away from 0)  => delta * delta' > 0
  // Closing  : ±Δ -> 0  (moving toward 0)     => delta * delta' <= 0
  function openingClosing(d){
    var delta  = WOBBLE * cosPhase(d);
    var d_delta = -WOBBLE * TAU * sinPhase(d);  // derivative of Δ(t)
    return (delta * d_delta > 0) ? "Opening" : "Closing";
  }


  // calendar text
    function setStarSizes(){
  var months = ["Primaris","Vernalis","Tharion","Lunarae","Cindrel","Solvane","Auren","Veyrath","Rhendol","Tirien","Gairos","Fenmir","Wyrdrun","Cernis","Eirathen"];
      var w = el.stage.clientWidth || el.stage.getBoundingClientRect().width || 0;
  function dateText(d){
      if(!w) return;
    if(d <= 7){
       var base = Math.round(w*0.08);
      return "Fortnight of Renewal (Dawning), day " + (d+7) + " (FR " + (d+7) + ")";
       el.s.width = el.s.height = base;
    } else if (d >= 473){
       el.v.width = el.v.height = Math.round(base*0.8);
       var k = d - 472; // 1..7
      return "Fortnight of Renewal (Fading), day " + k + " (FR " + k + ")";
    } else {
       var n = d - 7;                // 1..465
       var m = Math.ceil(n / 31);    // 1..15
      var day = ((n-1) % 31) + 1;    // 1..31
      return day + " " + months[m-1];
     }
     }
  }


  // split wobble shares (kept as before)
    function update(){
   var SOL_SHARE = 1.0, VAE_SHARE = 1.5;
      try{
   var SUM = SOL_SHARE + VAE_SHARE;
        var d = parseInt(el.rng.value,10) || 1;
        var phase = (d-1)/479;
 
        // Your “observable” Δ already in sky-arc degrees
        var delta = (WOBBLE * cosPhase(d)) / 8;    // ±WOBBLE
        var eq    = -EQUATOR * cosPhase(d);   // lowest at midwinter
 
        el.day.textContent  = d + " / 479";
        el.date.textContent = dateText(d);
        el.rel.textContent  = fmtDeg(delta) + " (" + openingClosing(delta, phase) + ")";
        el.eq.textContent   = fmtDeg(eq);


  function update(){
        var w = el.stage.clientWidth, h = el.stage.clientHeight;
    var d = parseInt(el.rng.value,10);
        if(!w||!h) return;


    // angles (deg)
        var cx = w*0.5, cy = h*0.33;
    var delta = WOBBLE * cosPhase(d);       // +Δ at day 1
        var dx = (SEP/2)*DEGPX;
    var eq    = -EQUATOR * cosPhase(d);     // lowest at day 1, highest midsummer


    el.day.textContent = d + " / 479";
        var solOff = (delta*(SOL_SHARE/SUM))*DEGPX;
    el.date.textContent = dateText(d);
        var vaeOff = -(delta*(VAE_SHARE/SUM))*DEGPX;
        var yBase  = cy - (eq*DEGPX);


    el.rel.textContent = fmtDeg(delta) + " (" + openingClosing(d) + ")";
        el.s.style.left = (cx - dx) + "px";
    el.eq.textContent = fmtDeg(eq);
        el.v.style.left = (cx + dx) + "px";
        el.s.style.top  = (yBase - solOff) + "px";
        el.v.style.top = (yBase - vaeOff) + "px";
      }catch(e){}
    }


     // convert degrees to pixels for stage
     function ensureSizedThen(fn){
    var w = el.stage.clientWidth;
      setStarSizes();
    var h = el.stage.clientHeight;
      if(el.stage.clientWidth) fn();
    var cx = w * 0.5;
      else setTimeout(function(){ ensureSizedThen(fn); }, 50);
     var cy = h * 0.33;  // upper third
     }


     // horizontal visual cue: center pair around cx with SEP/2 offset
     var timer=null, playing=false, interval=1000/Math.max(1,FPS);
     var dx = (SEP/2) * DEGPX; // pixels
     function step(){ var v=parseInt(el.rng.value,10)||1; el.rng.value=(v>=479)?1:(v+1); update(); }


     // vertical: barycenter seasonal tilt (eq) + opposite wobble offsets
     el.rng.addEventListener("input", update);
     var solOff = (delta * (SOL_SHARE/SUM)) * DEGPX;
     el.play.addEventListener("click", function(){
     var vaeOff = -(delta * (VAE_SHARE/SUM)) * DEGPX;
      if(!playing){ playing=true; el.play.textContent="■"; timer=setInterval(step, interval); }
    var yBase  = cy - (eq * DEGPX);
      else { playing=false; el.play.textContent="▶"; clearInterval(timer); timer=null; }
    });
     window.addEventListener("resize", function(){ setStarSizes(); update(); });


     // place
     ensureSizedThen(update);
    el.s.style.left = (cx - dx) + "px";
    el.v.style.left = (cx + dx) + "px";
    el.s.style.top  = (yBase - solOff) + "px";
    el.v.style.top  = (yBase - vaeOff) + "px";
   }
   }


   // slider & play
   // Run on normal load
   var timer=null, playing=false, interval = 1000/Math.max(1,FPS);
   if (document.readyState === "complete" || document.readyState === "interactive"){
   function step(){
    initIn(document);
     var v = parseInt(el.rng.value,10);
   } else {
    v = (v>=479)?1:(v+1);
     document.addEventListener("DOMContentLoaded", function(){ initIn(document); }, {once:true});
    el.rng.value = v;
    update();
   }
   }
  el.rng.addEventListener("input", update);
  el.play.addEventListener("click", function(){
    if(!playing){
      playing = true; el.play.textContent = "■";
      timer = setInterval(step, interval);
    } else {
      playing = false; el.play.textContent = "▶";
      clearInterval(timer); timer=null;
    }
  });


   update();
   // Also run when MediaWiki injects content (tabs, previews, etc.)
  if (window.mw && mw.hook) {
    mw.hook('wikipage.content').add(function($c){
      initIn($c && $c[0] ? $c[0] : document);
    });
  }
})();
})();
</script>
</script>
</includeonly>
</includeonly>

Latest revision as of 21:50, 11 November 2025

This widget shows WyrdeHaven’s twin suns with seasonal wobble & calendar.

Usage

1 / 479
Date: Fortnight of Renewal (Dawning), day 8 (FR 8)
Sky Solara Vaelus
Relative Solar Inclination (Δ): +2.50° (Closing)
Seasonal Equatorial Inclination (barycenter): -8.00°

param meaning default
size max stage width (px) 768
fps play speed (frames/s) 5
wobble solar relative wobble amplitude (Δ, degrees) 2.5
equator seasonal/barycenter max tilt (degrees) 8
sep visible horizontal separation between suns (degrees) 2.5
degpx vertical degree→pixel scale (px per degree) 10
Retrieved from "https://www.wyrdehavenchronicl.es/wiki/index.php?title=Widget:TwinSuns&oldid=665"
Last modified
This page was last edited on 11 November 2025, at 21:50.