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// SPDX-License-Identifier: EPL-2.0 OR GPL-2.0-or-later
// SPDX-FileCopyrightText: Bradley M. Bell <bradbell@seanet.com>
// SPDX-FileContributor: 2003-22 Bradley M. Bell
// ----------------------------------------------------------------------------
/*
{xrst_begin con_dyn_var.cpp}
AD Parameter and Variable Functions: Example and Test
#####################################################
{xrst_literal
// BEGIN C++
// END C++
}
{xrst_end con_dyn_var.cpp}
*/
// BEGIN C++
# include <cppad/cppad.hpp>
bool con_dyn_var(void)
{ bool ok = true;
using CppAD::AD;
using CppAD::VecAD;
using CppAD::Parameter;
using CppAD::Variable;
// No recording active
CPPAD_TESTVECTOR(AD<double>) x(1), y(1), dynamic(1);
x[0] = 0.0;
y[0] = 1.0;
dynamic[0] = 2.0;
//
ok &= Constant(x[0]);
ok &= Parameter(x[0]);
ok &= ! Dynamic(x[0]);
ok &= ! Variable(x[0]);
//
ok &= Constant(y[0]);
ok &= Parameter(y[0]);
ok &= ! Dynamic(y[0]);
ok &= ! Variable(y[0]);
//
ok &= Constant(dynamic[0]);
ok &= Parameter(dynamic[0]);
ok &= ! Dynamic(dynamic[0]);
ok &= ! Variable(dynamic[0]);
// declare independent variables and start recording
CppAD::Independent(x, dynamic);
//
ok &= Variable(x[0]);
ok &= ! Constant(x[0]);
ok &= ! Dynamic(x[0]);
ok &= ! Parameter(x[0]);
//
ok &= Constant(y[0]);
ok &= Parameter(y[0]);
ok &= ! Dynamic(y[0]);
ok &= ! Variable(y[0]);
//
ok &= Dynamic(dynamic[0]);
ok &= Parameter(dynamic[0]);
ok &= ! Constant(dynamic[0]);
ok &= ! Variable(dynamic[0]);
// a dependent variable
y[0] = fabs(x[0]) * dynamic[0];
ok &= Variable(y[0]);
ok &= ! Constant(y[0]);
ok &= ! Dynamic(y[0]);
ok &= ! Parameter(y[0]);
// create f: x -> y and stop tape recording
CppAD::ADFun<double> f(x, y);
//
ok &= Constant(x[0]);
ok &= Parameter(x[0]);
ok &= ! Dynamic(x[0]);
ok &= ! Variable(x[0]);
//
ok &= Constant(y[0]);
ok &= Parameter(y[0]);
ok &= ! Dynamic(y[0]);
ok &= ! Variable(y[0]);
//
ok &= Constant(dynamic[0]);
ok &= Parameter(dynamic[0]);
ok &= ! Dynamic(dynamic[0]);
ok &= ! Variable(dynamic[0]);
return ok;
}
// END C++
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