private void button1_Click(object sender, EventArgs e)
{
IMatrix A;
Vector b;
Vector x0;
FileManager fileManager = new FileManager(fileName.Text);
switch (matrixFormat.SelectedIndex)
{
case 0: fileManager.ReadFromFileDense(out A, out b, out x0);
break;
case 1: fileManager.ReadFromFile(out A, out b, out x0);
break;
case 2: fileManager.ReadFromFileProfile(out A, out b, out x0);
break;
case 3: fileManager.ReadFromFileCoordinate(out A, out b, out x0);
break;
default: throw new Exception("Формат не выбран");
}
string res_residual = "Невязка: ";
Solver solver;
switch(methodSolver.SelectedIndex)
{
case 0:
solver = new Jacobi(Convert.ToDouble(Relaxation.Text),
Convert.ToInt16(IterationMax.Text),
Convert.ToDouble(ResidualMin.Text));
break;
case 1:
solver = new ConjugateGradient(Convert.ToInt16(IterationMax.Text),
Convert.ToDouble(ResidualMin.Text));
break;
case 2:
solver = new GaussZeidel_New(Convert.ToDouble(Relaxation.Text),
Convert.ToInt16(IterationMax.Text),
Convert.ToDouble(ResidualMin.Text));
break;
case 3:
solver = new LOS(Convert.ToInt16(IterationMax.Text),
Convert.ToDouble(ResidualMin.Text));
res_residual = "Квадрат нормы невязки: ";
break;
default:
throw new Exception("Метод не выбран");
}
Vector solution = (Vector)solver.Solve(A, b, x0);
string result = string.Empty;
for (int i = 0; i < solution.Size; i++)
result += Convert.ToString(solution[i]) + "\r\n";
File.WriteAllText("result.txt", "");
string FinalResult = "Вектор решения: \r\n" + result + "\r\n" + "Количество итераций: " + Convert.ToString(solver.iteration) + "\r\n" + res_residual + Convert.ToString(solver.residual);
if (solution.Size <= 20)
MessageBox.Show(FinalResult, "РЕЗУЛЬТАТЫ РЕШЕНИЯ");
else
{
MessageBox.Show("Результаты решения в файле /SLAE/slae/slae/bin/Debug/result.txt");
File.WriteAllText("result.txt", FinalResult);
}
File.WriteAllText("result.txt", FinalResult);
}
private void viewMatrix_Click(object sender, EventArgs e)
{
if (viewMatrix.BackColor == Color.Green)
{
IMatrix A;
Vector b;
Vector x0;
FileManager fileManager = new FileManager(fileName.Text);
switch (matrixFormat.SelectedIndex)
{
case 0: fileManager.ReadFromFileDense(out A, out b, out x0);
break;
case 1: fileManager.ReadFromFile(out A, out b, out x0);
break;
case 2: fileManager.ReadFromFileProfile(out A, out b, out x0);
break;
case 3: fileManager.ReadFromFileCoordinate(out A, out b, out x0);
break;
default: throw new Exception("Формат не выбран");
}
if (A.Size < 100)
{
DataTable table = new DataTable();
for (int i = 0; i < A.Size; i++)
{
DataColumn col = new DataColumn((i + 1).ToString());
table.Columns.Add(col);
}
for (int i = 0; i < A.Size; i++)
{
DataRow row = table.NewRow();
for (int j = 0; j < A.Size; j++)
{
row[j] = A[i, j];
}
table.Rows.Add(row);
}
dataGridView1.DataSource = table;
for (int i = 0; i < A.Size; i++)
dataGridView1.Rows[i].HeaderCell.Value = (i + 1).ToString();
dataGridView1.Visible = true;
this.Size = new Size(640, 640);
dataGridView1.Width = 620;
dataGridView1.Height = 280;
viewMatrix.BackColor = Color.White;
}
else
{
label9.Visible = true;
viewMatrix.BackColor = Color.Orange;
viewMatrix.Enabled = false;
}
}
else
{
dataGridView1.Visible = false;
this.Size = new Size(640, 330);
viewMatrix.BackColor = Color.Green;
}
}
