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Interpolation with test done

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This commit is contained in:
Иван Ивашкин
2024-10-31 17:35:31 +05:00
parent 96b0fbd6a3
commit bcea9639f6
12 changed files with 130 additions and 24 deletions
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50
StructureHelperCommon/FunctionDecorator.cd
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@@ -1,25 +1,61 @@
<?xml version="1.0" encoding="utf-8"?>
<ClassDiagram MajorVersion="1" MinorVersion="1">
<Class Name="StructureHelperCommon.Models.Functions.TableFunction" BaseTypeListCollapsed="true">
<Position X="3" Y="5.75" Width="1.5" />
<Position X="3.25" Y="8" Width="1.5" />
<TypeIdentifier>
<HashCode>BAACgEgAAAAgACIAAAAAQAYAAAAMAAAAAQAAAAAAgBA=</HashCode>
<HashCode>BAACgEgAAAAgBCIAAAAAQAYAAAAMAAAAAQAAgAAAgBA=</HashCode>
<FileName>Models\Functions\TableFunction.cs</FileName>
</TypeIdentifier>
<Lollipop Position="0.2" />
</Class>
<Class Name="StructureHelperCommon.Models.Functions.FormulaFunction" BaseTypeListCollapsed="true">
<Position X="1.25" Y="5.75" Width="1.5" />
<Position X="1" Y="8" Width="1.5" />
<TypeIdentifier>
<HashCode>BAACgEgAAAAgACJAAgAAQAYAAAAIBAAAIQAAAAAAgBA=</HashCode>
<HashCode>BAACgEgAAAAgBCIAAAAAAAYAAAAIBAAAIQAAgAAAgBA=</HashCode>
<FileName>Models\Functions\FormulaFunction.cs</FileName>
</TypeIdentifier>
<Lollipop Position="0.2" />
</Class>
<Interface Name="StructureHelperCommon.Infrastructures.Interfaces.IOneVariableFunction">
<Position X="2" Y="0.5" Width="1.5" />
<Class Name="StructureHelperCommon.Models.Functions.Decorator.ScaleYDecorator">
<Position X="7.25" Y="5.75" Width="1.5" />
<TypeIdentifier>
<HashCode>BAAAgEgAAAAgACAAAAAAQAYAAAAIAAAAAQAAAAAAgAA=</HashCode>
<HashCode>AAAAAAgAAAAARAAAAAAAAAAAAAAIAAAAAAAAAAAAAAA=</HashCode>
<FileName>Models\Functions\Decorator\ScaleYDecorator.cs</FileName>
</TypeIdentifier>
</Class>
<Class Name="StructureHelperCommon.Models.Functions.Decorator.ScaleXDecorator">
<Position X="5.5" Y="5.75" Width="1.5" />
<TypeIdentifier>
<HashCode>AAAAAAgAAAAARAAAAAAAAAAAAAAIAAAAAAAAAAAAAAA=</HashCode>
<FileName>Models\Functions\Decorator\ScaleXDecorator.cs</FileName>
</TypeIdentifier>
</Class>
<Class Name="StructureHelperCommon.Models.Functions.Decorator.LimYDecorator">
<Position X="9.25" Y="5.75" Width="1.5" />
<TypeIdentifier>
<HashCode>AAAAAQgAAAAABAAAAAAAAAAAAAAIAAAAAAAAAAAAAAg=</HashCode>
<FileName>Models\Functions\Decorator\LimYDecorator.cs</FileName>
</TypeIdentifier>
</Class>
<Class Name="StructureHelperCommon.Models.Functions.Decorator.LimXDecorator">
<Position X="11.5" Y="5.75" Width="1.5" />
<TypeIdentifier>
<HashCode>AAAgAAgAAAAABAAAAAAAAAAAAAAIAAAAAAAAEAAAAAA=</HashCode>
<FileName>Models\Functions\Decorator\LimXDecorator.cs</FileName>
</TypeIdentifier>
</Class>
<Class Name="StructureHelperCommon.Infrastructures.Interfaces.FunctionDecorator" Collapsed="true">
<Position X="8.25" Y="2.75" Width="1.5" />
<TypeIdentifier>
<HashCode>BAACgEgAAAAgBAAAAgAAQAYAAAAIAAAAAQAAgAAAgBA=</HashCode>
<FileName>Infrastructures\Interfaces\FunctionDecorator.cs</FileName>
</TypeIdentifier>
<Lollipop Position="0.2" />
</Class>
<Interface Name="StructureHelperCommon.Infrastructures.Interfaces.IOneVariableFunction">
<Position X="2.25" Y="2.75" Width="1.5" />
<TypeIdentifier>
<HashCode>BAAAgEgAAAAgBCAAAAAAAAYAAAAIAAAAAQAAgAAAgAA=</HashCode>
<FileName>Infrastructures\Interfaces\IOneVariableFunction.cs</FileName>
</TypeIdentifier>
</Interface>

4
StructureHelperCommon/Models/Functions/Decorator/LimXDecorator.cs
View File

@@ -35,6 +35,9 @@ namespace StructureHelperCommon.Models.Functions.Decorator
{
var graphSettings = base.GetGraphSettings();
var graphLimitGraphPoint = new List<GraphPoint>();
var leftPoint = new GraphPoint(leftBound, GetByX(leftBound));
var rightPoint = new GraphPoint(rightBound, GetByX(rightBound));
graphLimitGraphPoint.Add(leftPoint);
foreach (GraphPoint point in graphSettings.GraphPoints)
{
if (point.X > leftBound && point.X < rightBound)
@@ -42,6 +45,7 @@ namespace StructureHelperCommon.Models.Functions.Decorator
graphLimitGraphPoint.Add(point);
}
}
graphLimitGraphPoint.Add(rightPoint);
graphSettings.GraphPoints = graphLimitGraphPoint;
return graphSettings;
}

4
StructureHelperCommon/Models/Functions/Decorator/LimYDecorator.cs
View File

@@ -36,6 +36,9 @@ namespace StructureHelperCommon.Models.Functions.Decorator
{
var graphSettings = base.GetGraphSettings();
var graphLimitGraphPoint = new List<GraphPoint>();
var downPoint = new GraphPoint(downBound, GetByX(downBound));
var upPoint = new GraphPoint(upBound, GetByX(upBound));
graphLimitGraphPoint.Add(downPoint);
foreach (GraphPoint point in graphSettings.GraphPoints)
{
if (point.Y > downBound && point.Y < upBound)
@@ -43,6 +46,7 @@ namespace StructureHelperCommon.Models.Functions.Decorator
graphLimitGraphPoint.Add(point);
}
}
graphLimitGraphPoint.Add(upPoint);
graphSettings.GraphPoints = graphLimitGraphPoint;
return graphSettings;
}

4
StructureHelperCommon/Models/Functions/FormulaFunction.cs
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@@ -26,10 +26,8 @@ namespace StructureHelperCommon.Models.Functions
public string Name { get; set; }
public string Description { get ; set; }
public int Step { get; set; }
public string Formula { get; set; }
public string Formula { get; set; }
public Guid Id => throw new NotImplementedException();
public ObservableCollection<IOneVariableFunction> Functions { get; set; } = new ObservableCollection<IOneVariableFunction>();
public double MinArg { get; set; }
public double MaxArg { get; set; }

2
StructureHelperCommon/Models/Functions/GraphPoint.cs
View File

@@ -8,6 +8,7 @@ namespace StructureHelperCommon.Models.Functions
{
public class GraphPoint : ICloneable
{
public bool Exclude { get; set; }
public double X { get; set; }
public double Y { get; set; }
@@ -15,6 +16,7 @@ namespace StructureHelperCommon.Models.Functions
{
X = x;
Y = y;
Exclude = false;
}
public object Clone()
{

32
StructureHelperCommon/Models/Functions/TableFunction.cs
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@@ -27,7 +27,6 @@ namespace StructureHelperCommon.Models.Functions
public string Name { get; set; }
public string Description { get; set; }
public List<GraphPoint> Table { get; set; }
public Guid Id => throw new NotImplementedException();
public ObservableCollection<IOneVariableFunction> Functions { get; set; } = new ObservableCollection<IOneVariableFunction>();
public double MinArg { get; set; }
@@ -72,21 +71,36 @@ namespace StructureHelperCommon.Models.Functions
public double GetByX(double xValue)
{
//Реализовать взятие значения из таблицы и интерполяцию по таблице
return 100;
GraphPoint leftBound = null;
GraphPoint rightBound = null;
for (int i = 0; i < Table.Count - 1; i++)
{
leftBound = Table[i];
rightBound = Table[i + 1];
if (xValue == leftBound.X)
{
return leftBound.Y;
}
else if (xValue > leftBound.X && xValue < rightBound.X)
{
return MathUtils.Interpolation(xValue, leftBound.X, rightBound.X, leftBound.Y, rightBound.Y);
}
else if (xValue == rightBound.X)
{
return rightBound.Y;
}
}
return 0;
//Можно добавить экстраполяцию
}
public GraphSettings GetGraphSettings()
{
var graphSettings = new GraphSettings(Color, Color);
foreach(GraphPoint point in Table)
foreach (GraphPoint point in Table)
{
var graphPoint = new GraphPoint(point.X, GetByX(point.X));
graphSettings.GraphPoints.Add(graphPoint);
}
}
return graphSettings;
}
}

21
StructureHelperCommon/Services/MathUtils.cs Normal file
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@@ -0,0 +1,21 @@
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
namespace StructureHelperCommon.Services
{
public static class MathUtils
{
public static double Interpolation(double x, double x1, double x2, double y1, double y2)
{
if (Math.Abs(x2 - x1) < 10E-3)
{
return (y1 + y2) / 2;
}
var y = (y2 - y1) * (x - x1) / (x2 - x1) + y1;
return y;
}
}
}