| public Transform ( double point ) : double[] | ||
| point | double | An array containing the point coordinates to transform |
| Результат | double[] | |
private void calcControlPointsShifts()
{
_controlPointsShifts = new ICoordinate[_sourceControlPoints.Length];
for (int i = 0; i < _sourceControlPoints.Length; i++)
{
ICoordinate transformed =
PlanimetryEnvironment.NewCoordinate(_optimalAffineTransform.Transform(_sourceControlPoints[i].Values()));
_controlPointsShifts[i] =
PlanimetryEnvironment.NewCoordinate(_destinationControlPoints[i].X - transformed.X,
_destinationControlPoints[i].Y - transformed.Y);
}
}
private int[] calculateOptimalAffineTransformPoints()
{
int[] result = new int[3];
double minNorm = double.MaxValue;
for (int i1 = 0; i1 < _sourceControlPoints.Length - 2; i1++)
{
for (int i2 = i1 + 1; i2 < _sourceControlPoints.Length - 1; i2++)
{
for (int i3 = i2 + 1; i3 < _sourceControlPoints.Length; i3++)
{
ICoordinate p01 = _sourceControlPoints[i1];
ICoordinate p02 = _sourceControlPoints[i2];
ICoordinate p03 = _sourceControlPoints[i3];
ICoordinate p11 = _destinationControlPoints[i1];
ICoordinate p12 = _destinationControlPoints[i2];
ICoordinate p13 = _destinationControlPoints[i3];
Matrix m = getAffineTransformMatrix(p01, p02, p03, p11, p12, p13);
if (m != null)
{
ICoordinate[] tempPoints = new ICoordinate[_sourceControlPoints.Length];
for (int i = 0; i < _sourceControlPoints.Length; i++)
{
tempPoints[i] = (ICoordinate)_sourceControlPoints[i].Clone();
}
Affine affineTransform = new Affine(m);
for (int i = 0; i < tempPoints.Length; i++)
{
tempPoints[i] =
PlanimetryEnvironment.NewCoordinate(
affineTransform.Transform(tempPoints[i].Values()));
}
double currentNorm = 0;
for (int i = 0; i < tempPoints.Length; i++)
{
currentNorm += PlanimetryAlgorithms.Distance(_destinationControlPoints[i], PlanimetryEnvironment.NewCoordinate(tempPoints[i].X, tempPoints[i].Y));
}
if (currentNorm < minNorm)
{
minNorm = currentNorm;
result[0] = i1;
result[1] = i2;
result[2] = i3;
}
}
}
}
}
return(result);
}
private int[] calculateOptimalAffineTransformPoints()
{
int[] result = new int[3];
double minNorm = double.MaxValue;
for (int i1 = 0; i1 < _sourceControlPoints.Length - 2; i1++)
for (int i2 = i1 + 1; i2 < _sourceControlPoints.Length - 1; i2++)
for (int i3 = i2 + 1; i3 < _sourceControlPoints.Length; i3++)
{
ICoordinate p01 = _sourceControlPoints[i1];
ICoordinate p02 = _sourceControlPoints[i2];
ICoordinate p03 = _sourceControlPoints[i3];
ICoordinate p11 = _destinationControlPoints[i1];
ICoordinate p12 = _destinationControlPoints[i2];
ICoordinate p13 = _destinationControlPoints[i3];
Matrix m = getAffineTransformMatrix(p01, p02, p03, p11, p12, p13);
if (m != null)
{
ICoordinate[] tempPoints = new ICoordinate[_sourceControlPoints.Length];
for (int i = 0; i < _sourceControlPoints.Length; i++)
tempPoints[i] = (ICoordinate)_sourceControlPoints[i].Clone();
Affine affineTransform = new Affine(m);
for (int i = 0; i < tempPoints.Length; i++)
tempPoints[i] =
PlanimetryEnvironment.NewCoordinate(
affineTransform.Transform(tempPoints[i].Values()));
double currentNorm = 0;
for (int i = 0; i < tempPoints.Length; i++)
currentNorm += PlanimetryAlgorithms.Distance(_destinationControlPoints[i], PlanimetryEnvironment.NewCoordinate(tempPoints[i].X, tempPoints[i].Y));
if (currentNorm < minNorm)
{
minNorm = currentNorm;
result[0] = i1;
result[1] = i2;
result[2] = i3;
}
}
}
return result;
}