public IMathTransform GetTransformBetweenVectorsAroundPoint(
double[] vec1, double[] vec2, double[] pt)
{
IMathVector mathVec1 = m_MathUtils.CreateVector(vec1) as IMathVector;
IMathVector mathVec2 = m_MathUtils.CreateVector(vec2) as IMathVector;
IMathVector crossVec = mathVec1.Cross(mathVec2) as IMathVector;
double dot = mathVec1.Dot(mathVec2);
double vec1Len = mathVec1.GetLength();
double vec2Len = mathVec2.GetLength();
double angle = Math.Acos(dot / vec1Len * vec2Len);
IMathPoint mathPt = m_MathUtils.CreatePoint(pt) as IMathPoint;
return(m_MathUtils.CreateTransformRotateAxis(mathPt, crossVec, angle) as IMathTransform);
}
private static IMathTransform GetTransformBetweenVectors(Vector firstVector, Vector secondVector, Point point)
{
var mathVec1 = (m_MathUtils.CreateVector(firstVector.ToArray()) as IMathVector).Normalise();
var mathVec2 = (m_MathUtils.CreateVector(secondVector.ToArray()) as IMathVector).Normalise();
var crossVec = (mathVec1.Cross(mathVec2) as IMathVector).Normalise();
var dot = mathVec1.Dot(mathVec2);
var vec1Len = mathVec1.GetLength();
var vec2Len = mathVec2.GetLength();
var angle = Math.Acos(dot / vec1Len * vec2Len);
var mathPt = m_MathUtils.CreatePoint(point.ToArray()) as IMathPoint;
var mathTransform = m_MathUtils.CreateTransformRotateAxis(mathPt, crossVec, angle) as IMathTransform;
return(mathTransform);
}
public TransformationMaxtrix GetTransformBetweenVectorsAroundPoint(
Vector firstVector, Vector secondVector, Point point)
{
IMathVector mathVec1 = (m_MathUtils.CreateVector(firstVector.ToArray()) as IMathVector).Normalise();
IMathVector mathVec2 = (m_MathUtils.CreateVector(secondVector.ToArray()) as IMathVector).Normalise();
IMathVector crossVec = (mathVec1.Cross(mathVec2) as IMathVector).Normalise();
double dot = mathVec1.Dot(mathVec2);
double vec1Len = mathVec1.GetLength();
double vec2Len = mathVec2.GetLength();
double angle = System.Math.Acos(dot / vec1Len * vec2Len);
IMathPoint mathPt = m_MathUtils.CreatePoint(point.ToArray()) as IMathPoint;
var mathTransform = m_MathUtils.CreateTransformRotateAxis(mathPt, crossVec, angle) as IMathTransform;
return(mathTransform.ToTransformationMaxtrix());
}
public static MathTransform GetRotationFromAxisAndAngle(this IMathUtility m, IMathVector axis, double angle)
{
return((MathTransform)m.CreateTransformRotateAxis(m.Origin(), axis, angle));
}
