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Jens True
2022-04-11 13:42:23 +00:00
parent 106e0ade89
commit ee3ddcadcb
1 changed files with 0 additions and 0 deletions
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layouts/shortcodes/splice/calc_loop.html Normal file
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<script>
function Calculate(obj)
{
//All calculations in CM
loop_dia = obj.loop_dia.value;
line_diameter = obj.line_diameter.value;
//Stretch factor
stretch = 1.2;
if (line_diameter <= .25) stretch = 1.1875;
//Calculate
var idia = 1.865 * line_diameter;
var length = Math.PI * loop_dia * (1 + stretch) + 26 * line_diameter;
var mark = Math.PI * loop_dia * stretch / 2;
var length_extended = loop_dia * Math.PI / 2;
//Assign and round
obj.idia.value = idia.toFixed(1) +"cm";
obj.length.value = length.toFixed(1) +"cm";
obj.mark.value = mark.toFixed(1) +"cm";
obj.length_extended.value = length_extended.toFixed(1) +"cm";
}
</script>
<form>
<div class="form-group">
<label for="line_diameter">Line diameter</label>
<select class="form-control form-control-lg" name="line_diameter" onChange="Calculate(this.form)">
<option value=".2">2mm</option>
<option value=".25">2.5mm</option>
<option value=".3">3mm</option>
<option value=".4" selected>4mm</option>
<option value=".5">5mm</option>
<option value=".6">6mm</option>
<option value=".8">8mm</option>
<option value="1.0">10mm</option>
<option value="1.2">12mm</option>
</select>
<label for="loop_dia">Loop diameter (in centimeter)</label>
<input type="number" min="0" step=".1" class="form-control form-control-lg" id="loop_dia" aria-describedby="emailHelp" placeholder="Enter loop diameter" onChange="Calculate(this.form)">
</div>
<hr>
<div class="form-group">
<label for="idia" class="col-sm-2 col-form-label">Loop size (Diameter of double braid)</label>
<input type="text" readonly class="form-control-plaintext" id="idia">
<label for="length" class="col-sm-2 col-form-label">Total rope needed</label>
<input type="text" readonly class="form-control-plaintext" id="length">
<label for="mark" class="col-sm-2 col-form-label">From center mark</label>
<input type="text" readonly class="form-control-plaintext" id="mark">
<label for="length_extended" class="col-sm-2 col-form-label">Tip to tip</label>
<input type="text" readonly class="form-control-plaintext" id="length_extended">
</div>
</form>