Cumulus Support

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	//bin the wind readings
	for (var i=0; i<cumulus.wspddata.length; i++) {
		arrWind[getord(cumulus.wdirdata[i])] += cumulus.wspddata[i];
	}
	
	//find the max binned dir
	var max = 0;
	for (var i=0; i<15; i++){
		max = Math.max(max,arrWind[i]);
	}
	
	//scale the values to a max of 340 (gauge radius)
	var scale = 340/max;
	for (var i=0; i<16; i++){
		arrWind[i] = arrWind[i] *scale;
	}
	
	//plot the readings
	g_wind.scale_A.setRadius(arrWind[0]/2);
	g_wind.scale_A.setSectionWidth(arrWind[0]);
	g_wind.scale_A.layoutComponent();
	for (var i=0; i<16; i++){
		eval("g_wind.scale_"+i+".setRadius("+arrWind[i]/2+")");
		eval("g_wind.scale_"+i+".setSectionWidth("+arrWind[i]+")");
		eval("g_wind.scale_"+i+".layoutComponent()");
	}



function getord(d){
	//convert to range 0-360
	if (d>=360) d-=360;
	var deg = Math.ceil((d+11.25)/22.5);
	return(deg-1);
}