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/* Copyright (c) 2012 Massachusetts Institute of Technology
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
#include "model/optical/RingFilter.h"
#include "model/optical_graph/OpticalWaveguide.h"
#include "model/optical_graph/OpticalFilter.h"
namespace DSENT
{
RingFilter::RingFilter(const String& instance_name_, const TechModel* tech_model_)
: OpticalModel(instance_name_, tech_model_)
{
initParameters();
initProperties();
}
RingFilter::~RingFilter()
{}
void RingFilter::initParameters()
{
addParameterName("InStart");
addParameterName("InEnd");
addParameterName("DropStart");
addParameterName("DropEnd");
addParameterName("DropAll", "TRUE");
return;
}
void RingFilter::initProperties()
{
return;
}
void RingFilter::constructModel()
{
//TODO: Add tuning energy/ndd-power costs?
// Create Area result
Result* area_result = new AtomicResult("Photonic");
addAreaResult(area_result);
// Get parameters
WavelengthGroup in_wavelengths = makeWavelengthGroup(getParameter("InStart"), getParameter("InEnd"));
WavelengthGroup drop_wavelengths = makeWavelengthGroup(getParameter("DropStart"), getParameter("DropEnd"));
bool drop_all = getParameter("DropAll");
// Create optical ports
createOpticalInputPort( "In", in_wavelengths);
createOpticalOutputPort( "Drop", drop_wavelengths);
createOpticalOutputPort( "Out", in_wavelengths);
// Create the filter
createFilter( "RingFilter", in_wavelengths, drop_all, drop_wavelengths);
OpticalFilter* ring_filter = getFilter("RingFilter");
// Connect the filter
getWaveguide("In")->addDownstreamNode(ring_filter);
ring_filter->addDownstreamNode(getWaveguide("Out"));
ring_filter->setDropPort(getWaveguide("Drop"));
}
void RingFilter::updateModel()
{
//TODO: Get numbers from tech model;
double ring_area = 200e-12;
double thru_loss = 1e-4;
double drop_loss = 1.0;
// Get parameters
WavelengthGroup drop_wavelengths = makeWavelengthGroup(getParameter("DropStart"), getParameter("DropEnd"));
int number_wavelengths = drop_wavelengths.second - drop_wavelengths.first + 1;
// Update losses
OpticalFilter* ring_filter = getFilter("RingFilter");
ring_filter->setLoss(thru_loss * number_wavelengths);
ring_filter->setDropLoss(drop_loss + thru_loss * number_wavelengths);
// Update area
getAreaResult("Photonic")->setValue(ring_area * (number_wavelengths));
}
} // namespace DSENT
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