/*
* @file malaria/Si.cpp
*
* This file is part of VLE, a framework for multi-modeling, simulation
* and analysis of complex dynamical systems
* http://www.vle-project.org
*
* Copyright (c) 2011 INRA http://www.inra.fr
*
* See the AUTHORS or Authors.txt file for copyright owners and contributors
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see .
*/
/* @@tagdepends: vle.extension.differential-equation @@endtagdepends
@@tagdynamic@@ */
#include
#include
#include
namespace malariaspread {
namespace ved = vle::extension::differential_equation;
class I1v :
public ved::DifferentialEquation
{
public:
I1v(const vle::devs::DynamicsInit& model,
const vle::devs::InitEventList& events) :
ved::DifferentialEquation(model,events)
{
delta_V1 = events.getDouble("delta_V1");; // = ???
d1_V1 = events.getDouble("d1_V1"); // = ???
_I1v = createVar("I1v");
_E1v = createExt("E1v");
_T1 = createExt("Tmin");
_Rh1 = createExt("Hmax");
}
virtual ~I1v()
{ }
void compute(const vle::devs::Time& /* time */)
{
beta0 = 0.00113*_Rh1()*_Rh1()-0.158*_Rh1()-6.61;
beta1 = -2.32*pow(10,-4)*_Rh1()*_Rh1()+0.0515*_Rh1()+1.06;
beta2 = 4*pow(10,-6)*_Rh1()*_Rh1()-1.09*pow(10,-3)*_Rh1()-0.0255;
ptrh1 = -log(exp(-1/(beta0+beta1*_T1()+beta2*_T1()*_T1()))); // mortality rate of the vector at temperature t1 and relative humidity rh1
// grad(_I1v) = delta_V1*_E1v() - ptrh1*_I1v() - d1_V1*_I1v();
grad(_I1v) = delta_V1*_E1v() - ptrh1*_I1v();
}
private:
// transition rate from E -> I for the patch 1 of the vector population
double delta_V1;
// natural death rate of I of vector population for the patch 1
double d1_V1;
//coefficients for mortality rate
double beta0;
double beta1;
double beta2;
double ptrh1;
Var _I1v;
Ext _E1v;
Ext _T1;
Ext _Rh1;
};
} // namespace malariaspread
DECLARE_DYNAMICS(malariaspread::I1v)