/// <summary>
/// ヤコビ行列を返します。
/// </summary>
/// <returns></returns>
public DoubleSparseMatrix GetA()
{
var sizeOfBlock = _fem.NumberOfNodes;
var capacity = _fem.MaxNodesPerRow;
const int numberOfBlock = 2;
var J = new DoubleSparseMatrix(numberOfBlock * sizeOfBlock, numberOfBlock * sizeOfBlock, numberOfBlock * capacity);
var electron = _manager.GetParticle(Species.Electron);
var positive = _manager.GetParticle(Species.Positive);
var elements = _fem.Elements;
// J11...
var J11 = Assembler(electron);
var rhs = _manager.GetRHSPoissonEqn();
J.Insert(J11, 0 * sizeOfBlock, 0 * sizeOfBlock);
// J12
var J12r = new DoubleSparseMatrix(sizeOfBlock, sizeOfBlock, capacity);
var J12s = new DoubleSparseMatrix(sizeOfBlock, sizeOfBlock, capacity);
AssembleBoundaryIntegralSecondaryEmission(J12r, d => GetVelocity(positive, d));
J.Insert(J12s - J12r, 0 * sizeOfBlock, 1 * sizeOfBlock);
// J21
var J21s = new DoubleSparseMatrix(sizeOfBlock, capacity);
AssembleSourceMatrix(J21s, d => GetVelocity(positive, d), positive.GetDiffusion(), positive.GetSourceDerivative(Species.Electron));
var J21r = new DoubleSparseMatrix(sizeOfBlock, capacity);
J.Insert(J21s - J21r, 1 * sizeOfBlock, 0 * sizeOfBlock);
// J22
var J22 = Assembler(positive);
J.Insert(J22, 1 * sizeOfBlock, 1 * sizeOfBlock);
return(J);
}
/// <summary>
/// ドリフト拡散反応方程式ソルバの基底クラスを初期化します。
/// </summary>
protected DriftDiffusionBase(int n, int capacity)
{
_A = new DoubleSparseMatrix(n, n, capacity);
_K = new DoubleSparseMatrix(n, n, capacity);
_S = new DoubleSparseMatrix(n, n, capacity);
_D = new DoubleSparseMatrix(n, n, capacity);
_M = new DoubleSparseMatrix(n, n, capacity);
_N = new DoubleSparseMatrix(n, n, capacity);
}
public void Product()
{
var values = new double[2, 3] {
{ 1, 2, 3 }, { 4, 5, 6 }
};
var sparseMatrix = new DoubleSparseMatrix(2, 3, values);
var vector = new double[] { 2, 2, 2 };
var result = sparseMatrix.Product(new ScalarSet(vector));
Assert.AreEqual(2, result.Count);
Assert.AreEqual(12, result.GetScalar(0));
Assert.AreEqual(30, result.GetScalar(1));
}
/// <summary>
/// 質量行列を返します。
/// </summary>
public DoubleSparseMatrix GetM()
{
var n = _fem.NumberOfNodes;
var m = _fem.MaxNodesPerRow;
var M = new DoubleSparseMatrix(2 * n, 2 * m);
var Mg = new DoubleSparseMatrix(n, m);
var e = _manager.GetParticle(Species.Electron);
AssembleMassMatrix(Mg, d => GetVelocity(e, d), e.GetDiffusion());
M.Insert(Mg, 0 * n, 0 * n);
Mg.Clear();
var p = p_manager.GetParticle(Species.Positive);
AssembleMassMatrix(Mg, d => GetVelocity(p, d), p.GetDiffusion());
M.Insert(Mg, 1 * n, 1 * n);
return(M);
}
public void CopyDenseToSparse()
{
var denseMatrix = new double[2, 2] {
{ 1, 2 }, { 3, 4 }
};
var sparseMatrix = new DoubleSparseMatrix(2, 2);
sparseMatrix[0, 0] = denseMatrix[0, 0];
sparseMatrix[0, 1] = denseMatrix[0, 1];
sparseMatrix[1, 0] = denseMatrix[1, 0];
sparseMatrix[1, 1] = denseMatrix[1, 1];
Assert.AreEqual(1, sparseMatrix[0, 0]);
Assert.AreEqual(2, sparseMatrix[0, 1]);
Assert.AreEqual(3, sparseMatrix[1, 0]);
Assert.AreEqual(4, sparseMatrix[1, 1]);
}
public void CheckElementMapper()
{
ElementSet regularGrid = CreateRegularGridElmtSet(320000.0, 380000.0, 10000, 6120000.0, 6225000.0, 10000);
//ElementSet regularGrid = CreateRegularGridElmtSet(320000.0, 380000.0, 5000, 6120000.0, 6225000.0, 5000);
//ElementSet regularGrid = CreateRegularGridElmtSet(320000.0, 380000.0, 2500, 6120000.0, 6225000.0, 2500);
//ElementSet regularGrid = CreateRegularGridElmtSet(320000.0, 380000.0, 1250, 6120000.0, 6225000.0, 1250);
ElementSet mesh = ReadMesh(@"..\..\Spatial\Data\oresund.mesh");
double y0 = 6120000.0;
double x0 = 320000.0;
// If this is not done,
//MoveSystemOrigo(mesh, x0, y0);
//MoveSystemOrigo(regularGrid, x0, y0);
ElementMapper mapper1 = new ElementMapper();
mapper1.UseSearchTree = false;
Stopwatch timer1 = new Stopwatch();
timer1.Start();
// Weighted sum
IIdentifiable[] methods = SpatialAdaptedOutputFactory.GetAvailableMethods(ElementType.Polygon, ElementType.Polygon);
mapper1.Initialise(methods[1], regularGrid, mesh);
timer1.Stop();
Console.Out.WriteLine("time 1 : " + timer1.Elapsed.TotalSeconds);
DoubleSparseMatrix matrix1 = (DoubleSparseMatrix)mapper1.MappingMatrix;
Assert.AreEqual(66, matrix1.ColumnCount);
Assert.AreEqual(3636, matrix1.RowCount);
Assert.AreEqual(4430, matrix1.Values.Count);
// TODO: Pick out some test values
foreach (KeyValuePair <DoubleSparseMatrix.Index, double> pair in matrix1.Values)
{
int row = pair.Key.Row;
int col = pair.Key.Column;
// Assert.AreEqual(pair.Value, string.Format("({0},{1})", row, col));
}
}
public void Solve()
{
if (_solverJ == null)
{
var A = _assembler.GetStiffnessMatrix(_epsilonR);
foreach (var boundary in _potentials)
{
_boundary.ImposeFirstKindBoundaryCondition(A, boundary.Key);
}
_solverJ.SetMatrix(A);
}
if (_solverM == null)
{
_M = _assembler.GetMassMatrix();
_solverM.SetMatrix(_M);
}
var rhsVector = _M * _rhs;
foreach (var boundary in _potentials)
{
_boundary.ImposeFirstKindBoundaryCondition(rhsVector, boundary.Key, boundary.Value);
}
_phi = _solverJ.Solve(rhsVector);
}
public void DefaultValue()
{
var sparseMatrix = new DoubleSparseMatrix(2, 2);
Assert.AreEqual(default(double), sparseMatrix[0, 0]);
}
/// <summary> /// 質量行列を返します。 /// </summary> /// <param name="M"></param> protected abstract void AssembleMassMatrix(DoubleSparseMatrix M, Func <Axis, DoubleDenseMatrix> vhandle, DoubleDenseMatrix diffusion);
/// <summary> /// 生成行列を返します。 /// </summary> protected abstract void AssembleSourceMatrix(DoubleSparseMatrix S, Func <Axis, DoubleDenseMatrix> vhandle, DoubleDenseMatrix diffusion, DoubleDenseMatrix source);
/// <summary> /// 拡散行列を返します。 /// </summary> protected abstract void AssembleDiffusionMatrix(DoubleSparseMatrix D, Func <Axis, DoubleDenseMatrix> vhandle, DoubleDenseMatrix diffusivity);
/// <summary> /// 二次電子放出に関する境界積分マトリクスを構築します。 /// </summary> protected abstract void AssembleBoundaryIntegralSecondaryEmission(DoubleSparseMatrix K2, Func <Axis, DoubleDenseMatrix> vhandle);
/// <summary> /// フラックスに関する境界条件を埋め込みます。 /// </summary> protected abstract void BoundaryMatrixHelper(DoubleSparseMatrix K, Func <Axis, DoubleDenseMatrix> vhandle);
protected void AssembleBoundaryIntegralMatrix(DoubleSparseMatrix K, Func <Axis, DoubleDenseMatrix> vhandle)
{
BoundaryMatrixHelper(K, vhandle);
}
public DoubleSparseMatrix GetStiffnessMatrix(DoubleDenseMatrix diffusivity)
{
const int capacitySecondOrder = 5;
var yield = new DoubleSparseMatrix(_nx * _ny, _nx * _ny, capacitySecondOrder);
{
var i = 0;
// grad = 0.
{
var j = 0;
var index = i * _ny + j;
yield[index, index + 1] = 1.0;
yield[index, index + _ny] = 1.0;
yield[index, index] = -2.0;
}
for (var j = 1; j < _ny - 1; j++)
{
var index = i * _ny + j;
yield[index, index - _ny] = 1.0;
yield[index, index + 1] = 1.0;
yield[index, index + _ny] = 1.0;
yield[index, index] = -3.0;
}
{
var j = _ny - 1;
var index = i * _ny + j;
yield[index, index + 1] = 1.0;
yield[index, index - _ny] = 1.0;
yield[index, index] = -2.0;
}
}
for (var i = 1; i < _nx - 1; i++)
{
{
var j = 0;
// grad = 0.
var index = i * _ny + j;
yield[index, index - 1] = 1.0;
yield[index, index + 1] = 1.0;
yield[index, index + _ny] = 1.0;
yield[index, index] = -3.0;
}
for (var j = 1; j < _ny - 1; j++)
{
var phaseC = _phase[i, j];
var phaseE = _phase[i - 1, j];
var phaseW = _phase[i + 1, j];
var phaseS = _phase[i, j - 1];
var phaseN = _phase[i, j + 1];
var index = i * _ny + j;
yield[index, index - _ny] = phaseS;
yield[index, index - 1] = phaseE;
yield[index, index + 1] = phaseW;
yield[index, index + _ny] = phaseN;
var coefS = phaseS == 1 ? 1.0 : 2.0;
var coefE = phaseE == 1 ? 1.0 : 2.0;
var coefW = phaseW == 1 ? 1.0 : 2.0;
var coefN = phaseN == 1 ? 1.0 : 2.0;
yield[index, index] = -(coefS + coefE + coefW + coefN);
}
{
var j = _ny - 1;
// grad = 0.
var index = i * _ny + j;
yield[index, index - 1] = 1.0;
yield[index, index + 1] = 1.0;
yield[index, index - _ny] = 1.0;
yield[index, index] = -3.0;
}
}
{
var i = _nx - 1;
// grad = 0.
{
var j = 0;
var index = i * _ny + j;
yield[index, index - 1] = 1.0;
yield[index, index + _ny] = 1.0;
yield[index, index] = -2.0;
}
for (var j = 1; j < _ny - 1; j++)
{
var index = i * _ny + j;
yield[index, index - _ny] = 1.0;
yield[index, index - 1] = 1.0;
yield[index, index + _ny] = 1.0;
yield[index, index] = -3.0;
}
{
var j = _ny - 1;
var index = i * _ny + j;
yield[index, index - 1] = 1.0;
yield[index, index - _ny] = 1.0;
yield[index, index] = -2.0;
}
}
return(yield * (1.0 / (_delta * _delta)));
}
public virtual void UpdateMappingMatrix(string methodDescription, IElementSet fromElements,
IElementSet toElements, bool useSparseMatrix)
{
try
{
ElementSetChecker.CheckElementSet(fromElements);
ElementSetChecker.CheckElementSet(toElements);
CurrentMethod = GetMethod(methodDescription, fromElements.ElementType, toElements.ElementType);
if(useSparseMatrix)
{
MappingMatrix = new DoubleSparseMatrix(RowsCount, ColumnsCount);
intersectedLengthMatrix = new DoubleSparseMatrix(RowsCount, ColumnsCount);
}
else
{
MappingMatrix = new DoubleMatrix(RowsCount, ColumnsCount);
intersectedLengthMatrix = new DoubleMatrix(RowsCount, ColumnsCount);
}
if (fromElements.ElementType == ElementType.XYPoint && toElements.ElementType == ElementType.XYPoint)
// Point to Point
{
#region
try
{
for (int i = 0; i < RowsCount; i++)
{
XYPoint ToPoint = CreateXYPoint(toElements, i);
for (int j = 0; j < ColumnsCount; j++)
{
XYPoint FromPoint = CreateXYPoint(fromElements, j);
MappingMatrix[i, j] = XYGeometryTools.CalculatePointToPointDistance(ToPoint, FromPoint);
}
}
if (CurrentMethod.ID.Equals((int) DefaultMethodType.PointToPoint.Nearest))
{
for (int i = 0; i < RowsCount; i++)
{
double MinDist = MappingMatrix[i, 0];
for (int j = 1; j < ColumnsCount; j++)
{
if (MappingMatrix[i, j] < MinDist)
{
MinDist = MappingMatrix[i, j];
}
}
int Denominator = 0;
for (int j = 0; j < ColumnsCount; j++)
{
if (MappingMatrix[i, j] == MinDist)
{
MappingMatrix[i, j] = 1;
Denominator++;
}
else
{
MappingMatrix[i, j] = 0;
}
}
for (int j = 0; j < ColumnsCount; j++)
{
MappingMatrix[i, j] = MappingMatrix[i, j]/Denominator;
}
}
} // if (currentMethodId.Equals((int) DefaultMethodType.PointToPoint.Nearest))
else if (CurrentMethod.ID.Equals((int) DefaultMethodType.PointToPoint.Inverse))
{
for (int i = 0; i < RowsCount; i++)
{
double MinDist = MappingMatrix[i, 0];
for (int j = 1; j < ColumnsCount; j++)
{
if (MappingMatrix[i, j] < MinDist)
{
MinDist = MappingMatrix[i, j];
}
}
if (MinDist == 0)
{
int Denominator = 0;
for (int j = 0; j < ColumnsCount; j++)
{
if (MappingMatrix[i, j] == MinDist)
{
MappingMatrix[i, j] = 1;
Denominator++;
}
else
{
MappingMatrix[i, j] = 0;
}
}
for (int j = 0; j < ColumnsCount; j++)
{
MappingMatrix[i, j] = MappingMatrix[i, j]/Denominator;
}
}
else
{
double Denominator = 0;
for (int j = 0; j < ColumnsCount; j++)
{
MappingMatrix[i, j] = 1/MappingMatrix[i, j];
Denominator = Denominator + MappingMatrix[i, j];
}
for (int j = 0; j < ColumnsCount; j++)
{
MappingMatrix[i, j] = MappingMatrix[i, j]/Denominator;
}
}
}
} // else if (currentMethodId.Equals((int) DefaultMethodType.PointToPoint.Inverse))
else
{
throw new Exception("methodDescription unknown for point point mapping");
}
// else if (currentMethodId.Equals((int) DefaultMethodType.PointToPoint.Nearest)) and else if (currentMethodId.Equals((int) DefaultMethodType.PointToPoint.Inverse))
}
catch (Exception e) // Catch for all of the Point to Point part
{
throw new Exception("Point to point mapping failed", e);
}
#endregion
}
else if (fromElements.ElementType == ElementType.XYPoint &&
((toElements.ElementType == ElementType.XYPolyLine) ||
(toElements.ElementType == ElementType.XYLine)))
// Point to PolyLine/Line
{
#region
try
{
for (int i = 0; i < RowsCount; i++)
{
XYPolyline toPolyLine = CreateXYPolyline(toElements, i);
for (int j = 0; j < ColumnsCount; j++)
{
XYPoint fromPoint = CreateXYPoint(fromElements, j);
MappingMatrix[i, j] = XYGeometryTools.CalculatePolylineToPointDistance(toPolyLine,
fromPoint);
}
}
if (CurrentMethod.ID.Equals((int) DefaultMethodType.PointToPolyline.Nearest) ||
CurrentMethod.ID.Equals((int) DefaultMethodType.PointToLine.Nearest))
{
for (int i = 0; i < RowsCount; i++)
{
double MinDist = MappingMatrix[i, 0];
for (int j = 1; j < ColumnsCount; j++)
{
if (MappingMatrix[i, j] < MinDist)
{
MinDist = MappingMatrix[i, j];
}
}
int denominator = 0;
for (int j = 0; j < ColumnsCount; j++)
{
if (MappingMatrix[i, j] == MinDist)
{
MappingMatrix[i, j] = 1;
denominator++;
}
else
{
MappingMatrix[i, j] = 0;
}
}
for (int j = 0; j < ColumnsCount; j++)
{
MappingMatrix[i, j] = MappingMatrix[i, j]/denominator;
}
}
} // if (currentMethodId.Equals((int) DefaultMethodType.PointToPolyline.Nearest))
else if ((CurrentMethod.ID.Equals((int) DefaultMethodType.PointToPolyline.Inverse)) ||
(CurrentMethod.ID.Equals((int) DefaultMethodType.PointToLine.Inverse)))
{
for (int i = 0; i < RowsCount; i++)
{
double minDist = MappingMatrix[i, 0];
for (int j = 1; j < ColumnsCount; j++)
{
if (MappingMatrix[i, j] < minDist)
{
minDist = MappingMatrix[i, j];
}
}
if (minDist == 0)
{
int denominator = 0;
for (int j = 0; j < ColumnsCount; j++)
{
if (MappingMatrix[i, j] == minDist)
{
MappingMatrix[i, j] = 1;
denominator++;
}
else
{
MappingMatrix[i, j] = 0;
}
}
for (int j = 0; j < ColumnsCount; j++)
{
MappingMatrix[i, j] = MappingMatrix[i, j]/denominator;
}
}
else
{
double denominator = 0;
for (int j = 0; j < ColumnsCount; j++)
{
MappingMatrix[i, j] = 1/MappingMatrix[i, j];
denominator = denominator + MappingMatrix[i, j];
}
for (int j = 0; j < ColumnsCount; j++)
{
MappingMatrix[i, j] = MappingMatrix[i, j]/denominator;
}
}
}
} // else if (currentMethodId.Equals((int) DefaultMethodType.PointToPolyline.Inverse))
else // if currentMethodId != Nearest and Inverse
{
throw new Exception("methodDescription unknown for point to polyline mapping");
}
}
catch (Exception e) // Catch for all of the Point to Polyline part
{
throw new Exception("Point to polyline mapping failed", e);
}
#endregion
}
else if (fromElements.ElementType == ElementType.XYPoint &&
toElements.ElementType == ElementType.XYPolygon)
// Point to Polygon
{
#region
try
{
XYPolygon polygon;
XYPoint point;
int count;
for (int i = 0; i < RowsCount; i++)
{
polygon = toXYPolygons[i];
count = 0;
for (int n = 0; n < ColumnsCount; n++)
{
point = CreateXYPoint(fromElements, n);
if (XYGeometryTools.IsPointInPolygon(point, polygon))
{
if (CurrentMethod.ID.Equals((int) DefaultMethodType.PointToPolygon.Mean))
{
count = count + 1;
}
else if (CurrentMethod.ID.Equals((int) DefaultMethodType.PointToPolygon.Sum))
{
count = 1;
}
else
{
throw new Exception(
"methodDescription unknown for point to polygon mapping");
}
}
}
for (int n = 0; n < ColumnsCount; n++)
{
point = CreateXYPoint(fromElements, n);
if (XYGeometryTools.IsPointInPolygon(point, polygon))
{
MappingMatrix[i, n] = 1.0/count;
}
}
}
}
catch (Exception e) // Catch for all of the Point to Polyline part
{
throw new Exception("Point to polygon mapping failed", e);
}
#endregion
}
else if (((fromElements.ElementType == ElementType.XYPolyLine) ||
(fromElements.ElementType == ElementType.XYLine)) &&
toElements.ElementType == ElementType.XYPoint)
// Polyline/Line to Point
{
#region
try
{
for (int i = 0; i < RowsCount; i++)
{
XYPoint toPoint = CreateXYPoint(toElements, i);
for (int j = 0; j < ColumnsCount; j++)
{
XYPolyline fromPolyLine = CreateXYPolyline(fromElements, j);
MappingMatrix[i, j] =
XYGeometryTools.CalculatePolylineToPointDistance(fromPolyLine, toPoint);
}
}
if (CurrentMethod.ID.Equals((int) DefaultMethodType.PolylineToPoint.Nearest) ||
CurrentMethod.ID.Equals((int) DefaultMethodType.LineToPoint.Nearest))
{
for (int i = 0; i < RowsCount; i++)
{
double minDist = MappingMatrix[i, 0];
for (int j = 1; j < ColumnsCount; j++)
{
if (MappingMatrix[i, j] < minDist)
{
minDist = MappingMatrix[i, j];
}
}
int denominator = 0;
for (int j = 0; j < ColumnsCount; j++)
{
if (MappingMatrix[i, j] == minDist)
{
MappingMatrix[i, j] = 1;
denominator++;
}
else
{
MappingMatrix[i, j] = 0;
}
}
for (int j = 0; j < ColumnsCount; j++)
{
MappingMatrix[i, j] = MappingMatrix[i, j]/denominator;
}
}
} // if (currentMethodId.Equals((int) DefaultMethodType.PolylineToPoint.Nearest))
else if (CurrentMethod.ID.Equals((int) DefaultMethodType.PolylineToPoint.Inverse) ||
CurrentMethod.ID.Equals((int) DefaultMethodType.LineToPoint.Inverse))
{
for (int i = 0; i < RowsCount; i++)
{
double minDist = MappingMatrix[i, 0];
for (int j = 1; j < ColumnsCount; j++)
{
if (MappingMatrix[i, j] < minDist)
{
minDist = MappingMatrix[i, j];
}
}
if (minDist == 0)
{
int denominator = 0;
for (int j = 0; j < ColumnsCount; j++)
{
if (MappingMatrix[i, j] == minDist)
{
MappingMatrix[i, j] = 1;
denominator++;
}
else
{
MappingMatrix[i, j] = 0;
}
}
for (int j = 0; j < ColumnsCount; j++)
{
MappingMatrix[i, j] = MappingMatrix[i, j]/denominator;
}
}
else
{
double denominator = 0;
for (int j = 0; j < ColumnsCount; j++)
{
MappingMatrix[i, j] = 1/MappingMatrix[i, j];
denominator = denominator + MappingMatrix[i, j];
}
for (int j = 0; j < ColumnsCount; j++)
{
MappingMatrix[i, j] = MappingMatrix[i, j]/denominator;
}
}
}
} // if (currentMethodId.Equals((int) DefaultMethodType.PolylineToPoint.Inverse))
else // MethodID != Nearest and Inverse
{
throw new Exception(
"methodDescription unknown for polyline to point mapping");
}
}
catch (Exception e) // Catch for all of the Point to Polyline part
{
throw new Exception("Polyline to point mapping failed", e);
}
#endregion
}
else if (((fromElements.ElementType == ElementType.XYPolyLine) ||
(fromElements.ElementType == ElementType.XYLine)) &&
toElements.ElementType == ElementType.XYPolygon)
// PolyLine to Polygon
{
#region
try
{
for (int i = 0; i < RowsCount; i++)
{
XYPolygon polygon = toXYPolygons[i];
if (
CurrentMethod.ID.Equals(
(int) DefaultMethodType.PolylineToPolygon.WeightedMean) ||
CurrentMethod.ID.Equals((int) DefaultMethodType.LineToPolygon.WeightedMean))
{
double totalLineLengthInPolygon = 0;
for (int n = 0; n < ColumnsCount; n++)
{
XYPolyline polyline = CreateXYPolyline(fromElements, n);
MappingMatrix[i, n] =
XYGeometryTools.CalculateLengthOfPolylineInsidePolygon(
polyline, polygon);
IntersectedLengthMatrix[i, n] = MappingMatrix[i, n];
totalLineLengthInPolygon += MappingMatrix[i, n];
}
if (totalLineLengthInPolygon > 0)
{
for (int n = 0; n < ColumnsCount; n++)
{
MappingMatrix[i, n] = MappingMatrix[i, n]/
totalLineLengthInPolygon;
}
}
}
// if (currentMethodId.Equals((int) DefaultMethodType.PolylineToPolygon.WeightedMean))
else if (
CurrentMethod.ID.Equals(
(int) DefaultMethodType.PolylineToPolygon.WeightedSum) ||
CurrentMethod.ID.Equals(
(int) DefaultMethodType.LineToPolygon.WeightedSum))
{
for (int n = 0; n < ColumnsCount; n++)
{
XYPolyline polyline = CreateXYPolyline(fromElements, n);
MappingMatrix[i, n] =
XYGeometryTools.CalculateLengthOfPolylineInsidePolygon(
polyline, polygon)/polyline.GetLength();
IntersectedLengthMatrix[i, n] = MappingMatrix[i, n];
} // for (int n = 0; n < ColumnsCount; n++)
}
// else if (currentMethodId.Equals((int) DefaultMethodType.PolylineToPolygon.WeightedSum))
else // if MethodID != WeightedMean and WeigthedSum
{
throw new Exception(
"methodDescription unknown for polyline to polygon mapping");
}
} // for (int i = 0; i < RowsCount; i++)
}
catch (Exception e) // Catch for all of polyLine to polygon
{
throw new Exception("Polyline to polygon mapping failed", e);
}
#endregion
}
else if (fromElements.ElementType == ElementType.XYPolygon &&
toElements.ElementType == ElementType.XYPoint)
// Polygon to Point
{
#region
try
{
for (int n = 0; n < RowsCount; n++)
{
XYPoint point = CreateXYPoint(toElements, n);
for (int i = 0; i < ColumnsCount; i++)
{
XYPolygon polygon = fromXYPolygons[i];
if (XYGeometryTools.IsPointInPolygon(point, polygon))
{
if (
CurrentMethod.ID.Equals(
(int) DefaultMethodType.PolygonToPoint.Value))
{
MappingMatrix[n, i] = 1.0;
}
else // if currentMethodId != Value
{
throw new Exception(
"methodDescription unknown for polygon to point mapping");
}
}
}
}
}
catch (Exception e) // catch for all of Polygon to Point
{
throw new Exception("Polygon to point mapping failed", e);
}
#endregion
}
else if (fromElements.ElementType == ElementType.XYPolygon &&
((toElements.ElementType == ElementType.XYPolyLine) ||
(toElements.ElementType == ElementType.XYLine)))
// Polygon to PolyLine
{
#region
try
{
for (int i = 0; i < RowsCount; i++)
{
XYPolyline polyline = CreateXYPolyline(toElements, i);
if (
CurrentMethod.ID.Equals(
(int) DefaultMethodType.PolygonToPolyline.WeightedMean) ||
CurrentMethod.ID.Equals(
(int) DefaultMethodType.PolygonToLine.WeightedMean))
{
for (int n = 0; n < ColumnsCount; n++)
{
XYPolygon polygon = fromXYPolygons[n];
var intersectedLength = XYGeometryTools.CalculateLengthOfPolylineInsidePolygon(polyline, polygon);
MappingMatrix[i, n] = intersectedLength/polyline.GetLength();
IntersectedLengthMatrix[i, n] = intersectedLength;
}
double sum = 0;
for (int n = 0; n < ColumnsCount; n++)
{
sum += MappingMatrix[i, n];
}
for (int n = 0; n < ColumnsCount; n++)
{
MappingMatrix[i, n] = MappingMatrix[i, n]/sum;
}
}
// if (currentMethodId.Equals((int) DefaultMethodType.PolygonToPolyline.WeightedMean))
else if (
CurrentMethod.ID.Equals((int) DefaultMethodType.PolygonToPolyline.WeightedSum) ||
CurrentMethod.ID.Equals((int) DefaultMethodType.PolygonToLine.WeightedSum))
{
for (int n = 0; n < ColumnsCount; n++)
{
XYPolygon polygon = fromXYPolygons[n];
var intersectedLength = XYGeometryTools.CalculateLengthOfPolylineInsidePolygon(polyline, polygon);
MappingMatrix[i, n] = intersectedLength/polyline.GetLength();
IntersectedLengthMatrix[i, n] = intersectedLength;
}
}
// else if (currentMethodId.Equals((int) DefaultMethodType.PolygonToPolyline.WeightedSum))
else // currentMethodId != WeightedMean and WeightedSum
{
throw new Exception(
"methodDescription unknown for polygon to polyline mapping");
}
}
}
catch (Exception e) // catch for all of Polygon to PolyLine
{
throw new Exception("Polygon to polyline mapping failed", e);
}
#endregion
}
else if (fromElements.ElementType == ElementType.XYPolygon &&
toElements.ElementType == ElementType.XYPolygon)
// Polygon to Polygon
{
#region
try
{
for (int i = 0; i < RowsCount; i++)
{
XYPolygon toPolygon = toXYPolygons[i];
for (int j = 0; j < ColumnsCount; j++)
{
XYPolygon fromPolygon = fromXYPolygons[j];
MappingMatrix[i, j] =
XYGeometryTools.CalculateSharedArea(toPolygon,
fromPolygon);
}
if (
CurrentMethod.ID.Equals(
(int) DefaultMethodType.PolygonToPolygon.WeightedMean))
{
double denominator = 0;
for (int j = 0; j < ColumnsCount; j++)
{
denominator = denominator + MappingMatrix[i, j];
}
for (int j = 0; j < ColumnsCount; j++)
{
if (denominator != 0)
{
MappingMatrix[i, j] = MappingMatrix[i, j]/
denominator;
}
}
}
// if (currentMethodId.Equals((int) DefaultMethodType.PolygonToPolygon.WeightedMean))
else if (
CurrentMethod.ID.Equals(
(int)
DefaultMethodType.PolygonToPolygon.WeightedSum))
{
for (int j = 0; j < ColumnsCount; j++)
{
MappingMatrix[i, j] = MappingMatrix[i, j]/
toPolygon.GetArea();
}
}
// else if (currentMethodId.Equals((int) DefaultMethodType.PolygonToPolygon.WeightedSum))
else // currentMethodId != WeightedMean and WeightedSum
{
throw new Exception(
"methodDescription unknown for polygon to polygon mapping");
}
}
}
catch (Exception e) // catch for all of Polygon to Polygon
{
throw new Exception("Polygon to polygon mapping failed", e);
}
#endregion
}
else if (fromElements.ElementType == ElementType.XYPolyLine &&
toElements.ElementType == ElementType.XYPolyLine)
// PolyLine to PolyLine
{
#region
if (toElements.Equals(fromElements) && CurrentMethod.ID.Equals((int)DefaultMethodType.PolylineToPolyline.Value))
{
int nElements = fromElements.ElementCount;
if (useSparseMatrix)
{
MappingMatrix = new DoubleSparseMatrix(nElements, nElements);
}
else
{
MappingMatrix = new DoubleMatrix(nElements, nElements);
}
for (int i = 0; i < nElements; i++)
{
MappingMatrix[i, i] = 1;
}
}
else
{
throw new Exception("Polyline to Polyline mapping failed");
}
#endregion
}
else // if the fromElementType, toElementType combination is no implemented
{
throw new Exception(
"Mapping of specified ElementTypes not included in ElementMapper");
}
}
catch (Exception e)
{
throw new Exception("UpdateMappingMatrix failed to update mapping matrix", e);
}
}
