Changeset 14136 for trunk/FACT++/www/smartfact

Timestamp:

06/09/12 21:32:09 (13 years ago)

Author:

tbretz

Message:

Changed the range of the binary files from 1-127 instead of 0-127. Use \0 to distinguish between more than one curve. This allows to write more than one curve.

File:

• trunk/FACT++/www/smartfact/index.js (modified) (5 diffs)

trunk/FACT++/www/smartfact/index.js

@@ -1117 +1117 @@
 {
     if (col==65533)
-        col = 0;
-
-    var hue = col/128;
+        return HLStoRGB(0);
+
+    var hue = (col-1)/127;
     return HLStoRGB(hue);
 }
@@ -1360 +1360 @@
 
     // --- data ---
-    if (data.length>1)
-    {
+    for (var j=1; j<data.length; j++)
+    {
+        if (data[j].length<2)
+            continue;
+
         ctx.beginPath();
-        ctx.moveTo(ml, ch-mb-data.charCodeAt(0)/128*h);
-        for (var i=1; i<data.length; i++)
-            ctx.lineTo(ml+w/(data.length-1)*i, ch-mb-data.charCodeAt(i)/128*h);
+        ctx.moveTo(ml, ch-mb-(data[j].charCodeAt(0)-1)/126*h);
+        for (var i=1; i<data[j].length; i++)
+            ctx.lineTo(ml+w/(data[j].length-1)*i, ch-mb-(data[j].charCodeAt(i)-1)/126*h);
 
         // --- finalize data ---
@@ -1426 +1429 @@
 }
 
+/*
+function drawZd(result)
+{
+    function frac(x)   { return(x-Math.floor(x));     }
+    function Mod(a, b) { return(a-Math.floor(a/b)*b); }
+
+    var z    = $("body").visiblePage;
+    var canv = $("canvas"+z);
+
+    var ctx = canv.getContext("2d");
+
+    // 16:57:58.210572 -  Mrk 421:       Ra=11.074266h Dec= 38.208801deg
+    // 16:57:58.210782 -  Mrk 501:       Ra=16.897867h Dec= 39.760201deg
+    // 16:57:58.210941 -  1ES 2344+51.4: Ra=23.784733h Dec= 51.705002deg
+    // 16:57:58.211060 -  PKS 2155-304:  Ra=21.981134h Dec=-30.225599deg
+    // 16:57:58.211189 -  Crab:          Ra= 5.575539h Dec= 22.014500deg
+    // 16:57:58.211312 -  H 1426+428:    Ra=14.475734h Dec= 42.674702deg
+    // 16:57:58.211429 -  1ES 1959+650:  Ra=19.999933h Dec= 65.148499deg
+    // 16:57:58.211544 -  Dark Patch 3:  Ra= 3.100000h Dec= 31.183333deg
+    // 16:57:58.211651 -  1ES 1218+304:  Ra=12.356089h Dec= 30.176897deg
+
+    var now = new Date();
+
+    var RAD = Math.Pi/180.;
+
+    var lon = -(17.+53./60+26.525/3600) * Math.PI/180;
+    var lat =  (28.+45./60+42.462/3600) * Math.PI/180;
+
+    var ra  = 16.897867 * Math.PI/ 12; //h
+    var dec = 39.760201 * Math.PI/180; //deg
+
+    var arr = "";
+
+    var date = Date.UTC(now.getFullYear(), now.getMonth(), now.getDate(), 0, 0, 0);
+    date /= 86400000;
+    date += 40587;
+
+    var coslat = Math.cos(lat);
+    var sinlat = Math.sin(lat); 
+
+    // 21
+    for (var h=-4*12; h<6*12; h++)
+    {
+        var mjd = date + h/(24.*12);      // Modified julian date
+        var t   = (mjd-51544.5) / 36525;  // Julian centuries since J2000.
+
+        // GMST at this UT1
+        var r    = 24110.54841+(8640184.812866+(0.093104-6.2e-6*t)*t)*t;
+        var sum  = r/86400 + frac(mjd);
+        var gmst = frac(sum)*Math.PI*2;
+
+        var lmst = Mod(gmst + lon, Math.PI*2);
+        var lha  = ra - lmst;
+
+        var alt  = Math.asin(sinlat * Math.sin(dec) +
+                             coslat * Math.cos(dec) * Math.cos(lha));
+        alt *= 256/Math.PI; // 128/90*180/Math.Pi
+        if (alt<0)
+            alt = 0;
+        if (alt>127)
+            alt=127;
+
+        arr += String.fromCharCode(alt);
+    }
+
+    var vals = new Array(5);//[] = { 0, 0, 0, 0, 0 };
+    vals[1] = "90";
+    vals[2] = " 0";
+    vals[3] = "  ";
+    vals[4] = "  ";
+    vals[5] = "  ";
+    drawGraph(canv, vals, arr);
+}
+*/
+
 function process_eventdata(result)
 {
@@ -1441 +1519 @@
     ctx.clearRect(0, 0, canv.width, canv.height);
 
-    var data = result.split('\n');
-    if (result.length<4)
-        return;
-
-    var len = 0;
-    for (var i=0; i<6; i++)
-        len += data[i].length+1;
+    var data = result.split('\0');
+    if (data.length<2)
+        return;
+
+    var header = data[0].split('\n');
+    if (header.length<4)
+        return;
 
     switch (type)
@@ -1453 +1531 @@
         //case "camera": drawCam(result);     break;
     case "hist":
-        drawGraph(canv, data, result.substr(len));
+        drawGraph(canv, header, data);
         break;
     case "camera":
-        drawFullCam(result.substr(len));
-        drawCamLegend(canv, data);
+        drawFullCam(data[1]);
+        drawCamLegend(canv, header);
         break;
     }