1/* Copyright (c) 2012 Massachusetts Institute of Technology 2 * 3 * Permission is hereby granted, free of charge, to any person obtaining a copy 4 * of this software and associated documentation files (the "Software"), to deal 5 * in the Software without restriction, including without limitation the rights 6 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell 7 * copies of the Software, and to permit persons to whom the Software is 8 * furnished to do so, subject to the following conditions: 9 * 10 * The above copyright notice and this permission notice shall be included in 11 * all copies or substantial portions of the Software. 12 * 13 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 14 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 15 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 16 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 17 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 18 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN 19 * THE SOFTWARE. 20 */ 21 22#include "model/optical/RingFilter.h" 23 24#include "model/optical_graph/OpticalWaveguide.h" 25#include "model/optical_graph/OpticalFilter.h" 26 27namespace DSENT 28{ 29 RingFilter::RingFilter(const String& instance_name_, const TechModel* tech_model_) 30 : OpticalModel(instance_name_, tech_model_) 31 { 32 initParameters(); 33 initProperties(); 34 } 35 36 RingFilter::~RingFilter() 37 {} 38 39 void RingFilter::initParameters() 40 { 41 addParameterName("InStart"); 42 addParameterName("InEnd"); 43 addParameterName("DropStart"); 44 addParameterName("DropEnd"); 45 addParameterName("DropAll", "TRUE"); 46 return; 47 } 48 49 void RingFilter::initProperties() 50 { 51 return; 52 } 53 54 void RingFilter::constructModel() 55 { 56 //TODO: Add tuning energy/ndd-power costs? 57 58 // Create Area result 59 Result* area_result = new AtomicResult("Photonic"); 60 addAreaResult(area_result); 61 62 // Get parameters 63 WavelengthGroup in_wavelengths = makeWavelengthGroup(getParameter("InStart"), getParameter("InEnd")); 64 WavelengthGroup drop_wavelengths = makeWavelengthGroup(getParameter("DropStart"), getParameter("DropEnd")); 65 bool drop_all = getParameter("DropAll"); 66 67 // Create optical ports 68 createOpticalInputPort( "In", in_wavelengths); 69 createOpticalOutputPort( "Drop", drop_wavelengths); 70 createOpticalOutputPort( "Out", in_wavelengths); 71 // Create the filter 72 createFilter( "RingFilter", in_wavelengths, drop_all, drop_wavelengths); 73 OpticalFilter* ring_filter = getFilter("RingFilter"); 74 // Connect the filter 75 getWaveguide("In")->addDownstreamNode(ring_filter); 76 ring_filter->addDownstreamNode(getWaveguide("Out")); 77 ring_filter->setDropPort(getWaveguide("Drop")); 78 } 79 80 void RingFilter::updateModel() 81 { 82 //TODO: Get numbers from tech model; 83 double ring_area = 200e-12; 84 double thru_loss = 1e-4; 85 double drop_loss = 1.0; 86 // Get parameters 87 WavelengthGroup drop_wavelengths = makeWavelengthGroup(getParameter("DropStart"), getParameter("DropEnd")); 88 int number_wavelengths = drop_wavelengths.second - drop_wavelengths.first + 1; 89 // Update losses 90 OpticalFilter* ring_filter = getFilter("RingFilter"); 91 ring_filter->setLoss(thru_loss * number_wavelengths); 92 ring_filter->setDropLoss(drop_loss + thru_loss * number_wavelengths); 93 // Update area 94 getAreaResult("Photonic")->setValue(ring_area * (number_wavelengths)); 95 } 96 97} // namespace DSENT 98 99