/// <example>
/// <code lang="CS">
/// using System;
/// using Genetibase.MathX.Core;
///
/// namespace Genetibase.MathX.Core.Tests
/// {
/// public class Parameter2DFunctionSample
/// {
/// [STAThread]
/// static void Main(string[] args)
/// {
/// // create function
/// Parameter2DFunction function = new Parameter2DFunction("10*sin(t)","10*cos(t)");
///
/// // calculate function _Function;
/// for (int i = 0; i < 100; i++)
/// {
/// Console.WriteLine("f({0}) = ({1},{2})",i,function.ValueAt(i).X,function.ValueAt(i).Y);
/// }
///
/// }
/// }
/// }
/// </code>
/// </example>
/// <summary>Initializes a function that defined by delegate.</summary>
public Parameter2DFunction(string expressionX, string expressionY)
{
if (expressionX == null)
{
throw new ArgumentNullException("expressionX");
}
if (expressionY == null)
{
throw new ArgumentNullException("expressionY");
}
_expressionTreeX = new ExpressionTree(expressionX);
_expressionTreeY = new ExpressionTree(expressionY);
if (_expressionTreeX.Variables.Length > 1)
{
throw new ArgumentException("expressionX");
}
if (_expressionTreeY.Variables.Length > 1)
{
throw new ArgumentException("expressionY");
}
_expressionX = expressionX;
_expressionY = expressionY;
_expression = string.Format("{0};{1}", _expressionX, _expressionY);
ExpressionCompiler compilerX = new ExpressionCompiler(_expressionTreeX);
ExpressionCompiler compilerY = new ExpressionCompiler(_expressionTreeY);
if (_expressionTreeX.Variables.Length == 0)
{
_functionX = new Constant(_expressionTreeX.ToString());
}
else
{
_functionX = new Explicit2DFunction(_expressionTreeX.ToString());
}
if (_expressionTreeY.Variables.Length == 0)
{
_functionY = new Constant(_expressionTreeY.ToString());
}
else
{
_functionY = new Explicit2DFunction(_expressionTreeY.ToString());
}
_function = DelegateFactory.CreateParameter2DFunctionDelegate(
_functionX.ValueAt, _functionY.ValueAt);
base._delegate = _function;
base._definitionType = DefinitionType.Analytic;
}
public Parameter2DFunction(Parameter2DFunctionDelegate function)
{
if (function == null)
throw new ArgumentNullException("function");
RealFunction[] rf = DelegateFactory.CreateRealFunctionFromParameter2DFunctionDelegate(function);
_functionX = new Explicit2DFunction(rf[0]);
_functionY = new Explicit2DFunction(rf[1]);
_function = function;
base._delegate = _function;
base._definitionType = DefinitionType.Numerical;
}
public Parameter2DFunction(Parameter2DFunctionDelegate function)
{
if (function == null)
{
throw new ArgumentNullException("function");
}
RealFunction[] rf = DelegateFactory.CreateRealFunctionFromParameter2DFunctionDelegate(function);
_functionX = new Explicit2DFunction(rf[0]);
_functionY = new Explicit2DFunction(rf[1]);
_function = function;
base._delegate = _function;
base._definitionType = DefinitionType.Numerical;
}
public Parameter2DFunction(Function functionX, Function functionY)
{
if (functionX == null)
{
throw new ArgumentNullException("functionX");
}
if (functionY == null)
{
throw new ArgumentNullException("functionY");
}
if (functionX.ArgsCount > 1 || functionX.ReturnType != typeof(double))
{
throw new ArgumentException("functionX must have double return type and <= 1 arguments", "functionX");
}
if (functionY.ArgsCount > 1 || functionY.ReturnType != typeof(double))
{
throw new ArgumentException("functionY must have double return type and <= 1 arguments", "functionY");
}
if (functionX.DefinitionType != functionY.DefinitionType)
{
throw new ArgumentException("functionX and functionY must have equal DefinitionType");
}
_functionX = functionX;
_functionY = functionY;
_expressionX = _functionX.Expression;
_expressionY = _functionY.Expression;
_expression = (_functionX.DefinitionType == DefinitionType.Analytic) ?
string.Format("{0};{1}", _expressionX, _expressionY) : null;
_function = DelegateFactory.CreateParameter2DFunctionDelegate(
_functionX.ValueAt, _functionY.ValueAt);
base._delegate = _function;
base._definitionType = functionX.DefinitionType;
}
public Parameter2DFunction(Function functionX,Function functionY)
{
if (functionX == null)
throw new ArgumentNullException("functionX");
if (functionY == null)
throw new ArgumentNullException("functionY");
if (functionX.ArgsCount > 1 || functionX.ReturnType != typeof(double))
throw new ArgumentException("functionX must have double return type and <= 1 arguments","functionX");
if (functionY.ArgsCount > 1 || functionY.ReturnType != typeof(double))
throw new ArgumentException("functionY must have double return type and <= 1 arguments","functionY");
if (functionX.DefinitionType != functionY.DefinitionType)
throw new ArgumentException("functionX and functionY must have equal DefinitionType");
_functionX = functionX;
_functionY = functionY;
_expressionX = _functionX.Expression;
_expressionY = _functionY.Expression;
_expression = (_functionX.DefinitionType == DefinitionType.Analytic) ?
string.Format("{0};{1}",_expressionX,_expressionY) : null;
_function = DelegateFactory.CreateParameter2DFunctionDelegate(
_functionX.ValueAt,_functionY.ValueAt);
base._delegate = _function;
base._definitionType = functionX.DefinitionType;
}
/// <example>
/// <code lang="CS">
/// using System;
/// using Genetibase.MathX.Core;
///
/// namespace Genetibase.MathX.Core.Tests
/// {
/// public class Parameter2DFunctionSample
/// {
/// [STAThread]
/// static void Main(string[] args)
/// {
/// // create function
/// Parameter2DFunction function = new Parameter2DFunction("10*sin(t)","10*cos(t)");
///
/// // calculate function _Function;
/// for (int i = 0; i < 100; i++)
/// {
/// Console.WriteLine("f({0}) = ({1},{2})",i,function.ValueAt(i).X,function.ValueAt(i).Y);
/// }
///
/// }
/// }
/// }
/// </code>
/// </example>
/// <summary>Initializes a function that defined by delegate.</summary>
public Parameter2DFunction(string expressionX,string expressionY)
{
if (expressionX == null)
throw new ArgumentNullException("expressionX");
if (expressionY == null)
throw new ArgumentNullException("expressionY");
_expressionTreeX = new ExpressionTree(expressionX);
_expressionTreeY = new ExpressionTree(expressionY);
if (_expressionTreeX.Variables.Length > 1)
throw new ArgumentException("expressionX");
if (_expressionTreeY.Variables.Length > 1)
throw new ArgumentException("expressionY");
_expressionX = expressionX;
_expressionY = expressionY;
_expression = string.Format("{0};{1}",_expressionX,_expressionY);
ExpressionCompiler compilerX = new ExpressionCompiler(_expressionTreeX);
ExpressionCompiler compilerY = new ExpressionCompiler(_expressionTreeY);
if (_expressionTreeX.Variables.Length == 0)
_functionX = new Constant(_expressionTreeX.ToString());
else
_functionX = new Explicit2DFunction(_expressionTreeX.ToString());
if (_expressionTreeY.Variables.Length == 0)
_functionY = new Constant(_expressionTreeY.ToString());
else
_functionY = new Explicit2DFunction(_expressionTreeY.ToString());
_function = DelegateFactory.CreateParameter2DFunctionDelegate(
_functionX.ValueAt,_functionY.ValueAt);
base._delegate = _function;
base._definitionType = DefinitionType.Analytic;
}
public Parameter2DToExplicit2D(Parameter2DFunctionDelegate function)
{
_function = function;
}
public static RealFunction[] CreateRealFunctionFromParameter2DFunctionDelegate(Parameter2DFunctionDelegate function)
{
Parameter2DToExplicit2D p = new Parameter2DToExplicit2D(function);
return(new RealFunction[2] {
p.CreateDelegateX(), p.CreateDelegateY()
});
}
public Parameter2DFunctionPlotter(Parameter2DFunction function)
{
_function = function.ValueAt;
}
public Parameter2DFunctionPlotter(Parameter2DFunction function)
{
_function = function.ValueAt;
}
public Parameter2DToExplicit2D(Parameter2DFunctionDelegate function)
{
_function = function;
}
public static RealFunction[] CreateRealFunctionFromParameter2DFunctionDelegate(Parameter2DFunctionDelegate function)
{
Parameter2DToExplicit2D p = new Parameter2DToExplicit2D(function);
return new RealFunction[2]{p.CreateDelegateX(),p.CreateDelegateY()};
}