/// <summary>
/// 判断点是否嵌入了表面所在的板件
/// </summary>
/// <param name="pt"></param>
/// <param name="peakValue">嵌入板件的深度值，按照设计这个值应当是负值</param>
/// <param name="associateDist">判定时的容差，为正值</param>
/// <returns></returns>
private bool IsDistEnough(PartFace anotherFace, Point3d pt, double peakValue, double associateDist)
{
//先把世界坐标系下的pt转换成mp坐标系下
pt = pt.TransformBy(Matrix3d.AlignCoordinateSystem(anotherFace.Part.MovedMPPoint,
anotherFace.Part.MovedMPXAxis,
anotherFace.Part.MovedMPYAxis,
anotherFace.Part.MovedMPZAxis,
Point3d.Origin,
Vector3d.XAxis,
Vector3d.YAxis,
Vector3d.ZAxis));
//取有效数字两个，是为了避免精确计算的情况下的误差导致判断错误
double z = System.Math.Round(pt.Z, 2);
//面5和面6的判断不同，这是因为Z的正方向发生了变化
double zlimitDown = 0 - peakValue;
double zlimitUp = associateDist - peakValue;
if (anotherFace.FaceNumber == 6)
{
zlimitUp = associateDist + this.Part.Thickness + peakValue;
zlimitDown = this.Part.Thickness + peakValue;
}
if (z >= zlimitDown && z <= zlimitUp)
{
return(true);
}
else
{
return(false);
}
}
public Plane Plane { get; set; }//面所在的CAD平面，用于一些面的关系的判断，如平行、距离
/// <summary>
///
/// </summary>
/// <param name="anotherFace"></param>
/// <param name="dist">容忍距离值，包含容差，通常为1</param>
/// <param name="IsDado">是否为开槽类的关联机加工</param>
/// <returns></returns>
public bool IsAssocaitedWithAnotherFace(PartFace anotherFace, double dist)
{
/*
* 判断原则
* 1、两个面平行且距离小于某个固定值
* 2A、指令面的所有顶点，投影到被关联面，至少有一个点位于关联面的内部
* 2B、（改进算法）指令面的两个对角点，如果投影后都在另一个面内部，则认为是关联的，
* 如果不是都在则有可能一个或两个都不在内部
* 做一条线段链接起来，和另一面的四条边做交点
* 如果有一个交点则是关联的
* 3、如果是开槽关联，则上述两条不适用
*/
//如果他们是同一个板件的不同面，永远都是不关联的
if (this.Part == anotherFace.Part)
return false;
//如果两个面不平行，那也是不关联的
//TODO:这里用到了Plane属于CAD的实体，是否会造成内存泄漏？
if (!anotherFace.Plane.IsParallelTo(this.Plane))
{
return false;
}
//如果两个面的距离大于一定距离也就不关联
if (anotherFace.Plane.DistanceTo(this.Point1) > dist)
{
return false;
}
//如果是开槽这样的关联，就需要注意的：
//1、两个板件得有交集
//2、距离值较大
//3、嵌入值如何界定？
//计算所在面的四个点，共有几个点落在另一个面的板件范围内
int PtInPartsCount = this.Points.Count(pt => anotherFace.IsPointIn(pt, dist));
//对于所关联的面是面5、面6或者是4个边，对点的数量要求也不同
if (anotherFace.IsHorizontalFace && PtInPartsCount == 4)
{
return true;
}
else if (!anotherFace.IsHorizontalFace)
{
if (PtInPartsCount <= 2)
{
//对于没有一个点在内部的情况，要判断对角线与板件四边的投影线是否有交点
return anotherFace.IsLineCrossBorder(this.Point1, this.Point3);
}
else
{
//三个以上的，就必然了
return true;
}
}
return false;
}
private void SetFaces()
{
Point3d p1 = Point3d.Origin;
Point3d p2 = Point3d.Origin;
Point3d p3 = Point3d.Origin;
Point3d p4 = Point3d.Origin;
Point3d p5 = Point3d.Origin;
Point3d p6 = Point3d.Origin;
Point3d p7 = Point3d.Origin;
Point3d p8 = Point3d.Origin;
if (!this.MachinePoint.IsRotated)
{
p1 = new Point3d(0, 0, 0);
p2 = new Point3d(0, 0, Thickness);
p3 = new Point3d(0, Width, 0);
p4 = new Point3d(0, Width, Thickness);
p5 = new Point3d(Length, Width, 0);
p6 = new Point3d(Length, Width, Thickness);
p7 = new Point3d(Length, 0, 0);
p8 = new Point3d(Length, 0, Thickness);
}
else
{
p1 = new Point3d(0, 0, 0);
p2 = new Point3d(0, 0, Thickness);
p3 = new Point3d(0, Length, 0);
p4 = new Point3d(0, Length, Thickness);
p5 = new Point3d(Width, Length, 0);
p6 = new Point3d(Width, Length, Thickness);
p7 = new Point3d(Width, 0, 0);
p8 = new Point3d(Width, 0, Thickness);
}
//将p1-p8从MP坐标系转换成为世界坐标系下的坐标
p1 = p1.TransformBy(Matrix3d.AlignCoordinateSystem(new Point3d(), Vector3d.XAxis, Vector3d.YAxis, Vector3d.ZAxis, MPPoint, MPXAxis, MPYAxis, MPZAxis));
p2 = p2.TransformBy(Matrix3d.AlignCoordinateSystem(new Point3d(), Vector3d.XAxis, Vector3d.YAxis, Vector3d.ZAxis, MPPoint, MPXAxis, MPYAxis, MPZAxis));
p3 = p3.TransformBy(Matrix3d.AlignCoordinateSystem(new Point3d(), Vector3d.XAxis, Vector3d.YAxis, Vector3d.ZAxis, MPPoint, MPXAxis, MPYAxis, MPZAxis));
p4 = p4.TransformBy(Matrix3d.AlignCoordinateSystem(new Point3d(), Vector3d.XAxis, Vector3d.YAxis, Vector3d.ZAxis, MPPoint, MPXAxis, MPYAxis, MPZAxis));
p5 = p5.TransformBy(Matrix3d.AlignCoordinateSystem(new Point3d(), Vector3d.XAxis, Vector3d.YAxis, Vector3d.ZAxis, MPPoint, MPXAxis, MPYAxis, MPZAxis));
p6 = p6.TransformBy(Matrix3d.AlignCoordinateSystem(new Point3d(), Vector3d.XAxis, Vector3d.YAxis, Vector3d.ZAxis, MPPoint, MPXAxis, MPYAxis, MPZAxis));
p7 = p7.TransformBy(Matrix3d.AlignCoordinateSystem(new Point3d(), Vector3d.XAxis, Vector3d.YAxis, Vector3d.ZAxis, MPPoint, MPXAxis, MPYAxis, MPZAxis));
p8 = p8.TransformBy(Matrix3d.AlignCoordinateSystem(new Point3d(), Vector3d.XAxis, Vector3d.YAxis, Vector3d.ZAxis, MPPoint, MPXAxis, MPYAxis, MPZAxis));
p1 = MathHelper.GetRotatedAndMovedPoint(p1, TXRotation, TYRotation, TZRotation, CenterVector);
p2 = MathHelper.GetRotatedAndMovedPoint(p2, TXRotation, TYRotation, TZRotation, CenterVector);
p3 = MathHelper.GetRotatedAndMovedPoint(p3, TXRotation, TYRotation, TZRotation, CenterVector);
p4 = MathHelper.GetRotatedAndMovedPoint(p4, TXRotation, TYRotation, TZRotation, CenterVector);
p5 = MathHelper.GetRotatedAndMovedPoint(p5, TXRotation, TYRotation, TZRotation, CenterVector);
p6 = MathHelper.GetRotatedAndMovedPoint(p6, TXRotation, TYRotation, TZRotation, CenterVector);
p7 = MathHelper.GetRotatedAndMovedPoint(p7, TXRotation, TYRotation, TZRotation, CenterVector);
p8 = MathHelper.GetRotatedAndMovedPoint(p8, TXRotation, TYRotation, TZRotation, CenterVector);
//注意这些点的顺序，按顺时针或逆时针，不要乱序
FaceOne = new PartFace(p1, p2, p8, p7, 1, this);
FaceTwo = new PartFace(p3, p4, p6, p5, 2, this);
FaceThree = new PartFace(p1, p2, p4, p3, 3, this);
FaceFour = new PartFace(p5, p6, p8, p7, 4, this);
FaceFive = new PartFace(p1, p3, p5, p7, 5, this);
FaceSix = new PartFace(p2, p4, p6, p8, 6, this);
Faces.Clear();
Faces.Add(FaceOne);
Faces.Add(FaceTwo);
Faces.Add(FaceThree);
Faces.Add(FaceFour);
Faces.Add(FaceFive);
Faces.Add(FaceSix);
}
/// <summary>
/// 判断点是否嵌入了表面所在的板件
/// </summary>
/// <param name="pt"></param>
/// <param name="peakValue">嵌入板件的深度值，按照设计这个值应当是负值</param>
/// <param name="associateDist">判定时的容差，为正值</param>
/// <returns></returns>
private bool IsDistEnough(PartFace anotherFace, Point3d pt, double peakValue, double associateDist)
{
//先把世界坐标系下的pt转换成mp坐标系下
pt = pt.TransformBy(Matrix3d.AlignCoordinateSystem(anotherFace.Part.MovedMPPoint,
anotherFace.Part.MovedMPXAxis,
anotherFace.Part.MovedMPYAxis,
anotherFace.Part.MovedMPZAxis,
Point3d.Origin,
Vector3d.XAxis,
Vector3d.YAxis,
Vector3d.ZAxis));
//取有效数字两个，是为了避免精确计算的情况下的误差导致判断错误
double z = System.Math.Round(pt.Z, 2);
//面5和面6的判断不同，这是因为Z的正方向发生了变化
double zlimitDown = 0 - peakValue;
double zlimitUp = associateDist - peakValue;
if (anotherFace.FaceNumber == 6)
{
zlimitUp = associateDist + this.Part.Thickness + peakValue;
zlimitDown = this.Part.Thickness + peakValue;
}
if (z >= zlimitDown && z <= zlimitUp)
return true;
else return false;
}
/// <summary>
/// 判断当前面是否与某个面相关联
/// </summary>
/// <param name="face">判断是否关联的面</param>
/// <param name="associateDist">容忍值，就是容差</param>
/// <param name="peakValue">距离值，属于特定的距离判定</param>
/// <returns></returns>
internal bool IsAssocaitedWithAnotherFace(PartFace anotherFace, double associateDist, double peakValue)
{
/*
* 判断原则
* 1、两个面平行且距离小于某个固定值
* 2、指令面的所有顶点，投影到被关联面，至少有一个点位于关联面的内部
* 3、如果是开槽关联，则上述两条不适用
*/
//如果他们是同一个板件的不同面，永远都是不关联的
if (this.Part == anotherFace.Part)
return false;
//如果两个面不平行，那也是不关联的
//TODO:这里用到了Plane属于CAD的实体，是否会造成内存泄漏？
if (!anotherFace.Plane.IsParallelTo(this.Plane))
{
return false;
}
//如果面试四个水平边，也不进行判断，（考虑到开槽、层板孔指令的适用范围）
if (anotherFace.IsHorizontalFace)
return false;
////不再做距离关联，距离的判断放到点的判断中
////如果两个面的距离大于一定距离也就不关联
//if (anotherFace.Plane.DistanceTo(this.Point1) > dist)
//{
// return false;
//}
//需要判断两件事情：
//1、距离的判断，如嵌入的深度等等
//2、板件是否嵌入，嵌入一个点还是两个点等等
if (!IsDistEnough(anotherFace, this.Point1, peakValue, associateDist))
return false;
//用using，使用完就销毁掉这些对象
using (Line line1 = new Line(this.Point1, this.Point4))
using (Line line2 = new Line(this.Point2, this.Point3))
using (Line fLine1 = new Line(anotherFace.Point1, anotherFace.Point2))
using (Line fLine2 = new Line(anotherFace.Point2, anotherFace.Point3))
using (Line fLine3 = new Line(anotherFace.Point3, anotherFace.Point4))
using (Line fLine4 = new Line(anotherFace.Point4, anotherFace.Point1))
{
using (Line line1Project = line1.GetOrthoProjectedCurve(anotherFace.Plane) as Line)
using (Line line2Project = line2.GetOrthoProjectedCurve(anotherFace.Plane) as Line)
{
Line[] lines = new Line[] { fLine1, fLine2, fLine3, fLine4 };
foreach (Line l in lines)
{
Point3dCollection pts1 = new Point3dCollection();
Point3dCollection pts2 = new Point3dCollection();
l.IntersectWith(line1Project, Intersect.OnBothOperands, pts1, IntPtr.Zero, IntPtr.Zero);
if (pts1.Count > 0)
return true;
l.IntersectWith(line2Project, Intersect.OnBothOperands, pts2, IntPtr.Zero, IntPtr.Zero);
if (pts2.Count > 0)
return true;
}
}
}
return false;
}
private void SetFaces()
{
Point3d p1 = Point3d.Origin;
Point3d p2 = Point3d.Origin;
Point3d p3 = Point3d.Origin;
Point3d p4 = Point3d.Origin;
Point3d p5 = Point3d.Origin;
Point3d p6 = Point3d.Origin;
Point3d p7 = Point3d.Origin;
Point3d p8 = Point3d.Origin;
if (!this.MachinePoint.IsRotated)
{
p1 = new Point3d(0, 0, 0);
p2 = new Point3d(0, 0, Thickness);
p3 = new Point3d(0, Width, 0);
p4 = new Point3d(0, Width, Thickness);
p5 = new Point3d(Length, Width, 0);
p6 = new Point3d(Length, Width, Thickness);
p7 = new Point3d(Length, 0, 0);
p8 = new Point3d(Length, 0, Thickness);
}
else
{
p1 = new Point3d(0, 0, 0);
p2 = new Point3d(0, 0, Thickness);
p3 = new Point3d(0, Length, 0);
p4 = new Point3d(0, Length, Thickness);
p5 = new Point3d(Width, Length, 0);
p6 = new Point3d(Width, Length, Thickness);
p7 = new Point3d(Width, 0, 0);
p8 = new Point3d(Width, 0, Thickness);
}
//将p1-p8从MP坐标系转换成为世界坐标系下的坐标
p1 = p1.TransformBy(Matrix3d.AlignCoordinateSystem(new Point3d(), Vector3d.XAxis, Vector3d.YAxis, Vector3d.ZAxis, MPPoint, MPXAxis, MPYAxis, MPZAxis));
p2 = p2.TransformBy(Matrix3d.AlignCoordinateSystem(new Point3d(), Vector3d.XAxis, Vector3d.YAxis, Vector3d.ZAxis, MPPoint, MPXAxis, MPYAxis, MPZAxis));
p3 = p3.TransformBy(Matrix3d.AlignCoordinateSystem(new Point3d(), Vector3d.XAxis, Vector3d.YAxis, Vector3d.ZAxis, MPPoint, MPXAxis, MPYAxis, MPZAxis));
p4 = p4.TransformBy(Matrix3d.AlignCoordinateSystem(new Point3d(), Vector3d.XAxis, Vector3d.YAxis, Vector3d.ZAxis, MPPoint, MPXAxis, MPYAxis, MPZAxis));
p5 = p5.TransformBy(Matrix3d.AlignCoordinateSystem(new Point3d(), Vector3d.XAxis, Vector3d.YAxis, Vector3d.ZAxis, MPPoint, MPXAxis, MPYAxis, MPZAxis));
p6 = p6.TransformBy(Matrix3d.AlignCoordinateSystem(new Point3d(), Vector3d.XAxis, Vector3d.YAxis, Vector3d.ZAxis, MPPoint, MPXAxis, MPYAxis, MPZAxis));
p7 = p7.TransformBy(Matrix3d.AlignCoordinateSystem(new Point3d(), Vector3d.XAxis, Vector3d.YAxis, Vector3d.ZAxis, MPPoint, MPXAxis, MPYAxis, MPZAxis));
p8 = p8.TransformBy(Matrix3d.AlignCoordinateSystem(new Point3d(), Vector3d.XAxis, Vector3d.YAxis, Vector3d.ZAxis, MPPoint, MPXAxis, MPYAxis, MPZAxis));
p1 = MathHelper.GetRotatedAndMovedPoint(p1, TXRotation, TYRotation, TZRotation, CenterVector);
p2 = MathHelper.GetRotatedAndMovedPoint(p2, TXRotation, TYRotation, TZRotation, CenterVector);
p3 = MathHelper.GetRotatedAndMovedPoint(p3, TXRotation, TYRotation, TZRotation, CenterVector);
p4 = MathHelper.GetRotatedAndMovedPoint(p4, TXRotation, TYRotation, TZRotation, CenterVector);
p5 = MathHelper.GetRotatedAndMovedPoint(p5, TXRotation, TYRotation, TZRotation, CenterVector);
p6 = MathHelper.GetRotatedAndMovedPoint(p6, TXRotation, TYRotation, TZRotation, CenterVector);
p7 = MathHelper.GetRotatedAndMovedPoint(p7, TXRotation, TYRotation, TZRotation, CenterVector);
p8 = MathHelper.GetRotatedAndMovedPoint(p8, TXRotation, TYRotation, TZRotation, CenterVector);
//注意这些点的顺序，按顺时针或逆时针，不要乱序
FaceOne = new PartFace(p1, p2, p8, p7, 1, this);
FaceTwo = new PartFace(p3, p4, p6, p5, 2, this);
FaceThree = new PartFace(p1, p2, p4, p3, 3, this);
FaceFour = new PartFace(p5, p6, p8, p7, 4, this);
FaceFive = new PartFace(p1, p3, p5, p7, 5, this);
FaceSix = new PartFace(p2, p4, p6, p8, 6, this);
Faces.Clear();
Faces.Add(FaceOne);
Faces.Add(FaceTwo);
Faces.Add(FaceThree);
Faces.Add(FaceFour);
Faces.Add(FaceFive);
Faces.Add(FaceSix);
}
} //面所在的CAD平面，用于一些面的关系的判断，如平行、距离
/// <summary>
///
/// </summary>
/// <param name="anotherFace"></param>
/// <param name="dist">容忍距离值，包含容差，通常为1</param>
/// <param name="IsDado">是否为开槽类的关联机加工</param>
/// <returns></returns>
public bool IsAssocaitedWithAnotherFace(PartFace anotherFace, double dist)
{
/*
* 判断原则
* 1、两个面平行且距离小于某个固定值
* 2A、指令面的所有顶点，投影到被关联面，至少有一个点位于关联面的内部
* 2B、（改进算法）指令面的两个对角点，如果投影后都在另一个面内部，则认为是关联的，
* 如果不是都在则有可能一个或两个都不在内部
* 做一条线段链接起来，和另一面的四条边做交点
* 如果有一个交点则是关联的
* 3、如果是开槽关联，则上述两条不适用
*/
//如果他们是同一个板件的不同面，永远都是不关联的
if (this.Part == anotherFace.Part)
{
return(false);
}
//如果两个面不平行，那也是不关联的
//TODO:这里用到了Plane属于CAD的实体，是否会造成内存泄漏？
if (!anotherFace.Plane.IsParallelTo(this.Plane))
{
return(false);
}
//如果两个面的距离大于一定距离也就不关联
if (anotherFace.Plane.DistanceTo(this.Point1) > dist)
{
return(false);
}
//如果是开槽这样的关联，就需要注意的：
//1、两个板件得有交集
//2、距离值较大
//3、嵌入值如何界定？
//计算所在面的四个点，共有几个点落在另一个面的板件范围内
int PtInPartsCount = this.Points.Count(pt => anotherFace.IsPointIn(pt, dist));
//对于所关联的面是面5、面6或者是4个边，对点的数量要求也不同
if (anotherFace.IsHorizontalFace && PtInPartsCount == 4)
{
return(true);
}
else if (!anotherFace.IsHorizontalFace)
{
if (PtInPartsCount <= 2)
{
//对于没有一个点在内部的情况，要判断对角线与板件四边的投影线是否有交点
return(anotherFace.IsLineCrossBorder(this.Point1, this.Point3));
}
else
{
//三个以上的，就必然了
return(true);
}
}
return(false);
}
/// <summary>
/// 判断当前面是否与某个面相关联
/// </summary>
/// <param name="face">判断是否关联的面</param>
/// <param name="associateDist">容忍值，就是容差</param>
/// <param name="peakValue">距离值，属于特定的距离判定</param>
/// <returns></returns>
internal bool IsAssocaitedWithAnotherFace(PartFace anotherFace, double associateDist, double peakValue)
{
/*
* 判断原则
* 1、两个面平行且距离小于某个固定值
* 2、指令面的所有顶点，投影到被关联面，至少有一个点位于关联面的内部
* 3、如果是开槽关联，则上述两条不适用
*/
//如果他们是同一个板件的不同面，永远都是不关联的
if (this.Part == anotherFace.Part)
{
return(false);
}
//如果两个面不平行，那也是不关联的
//TODO:这里用到了Plane属于CAD的实体，是否会造成内存泄漏？
if (!anotherFace.Plane.IsParallelTo(this.Plane))
{
return(false);
}
//如果面试四个水平边，也不进行判断，（考虑到开槽、层板孔指令的适用范围）
if (anotherFace.IsHorizontalFace)
{
return(false);
}
////不再做距离关联，距离的判断放到点的判断中
////如果两个面的距离大于一定距离也就不关联
//if (anotherFace.Plane.DistanceTo(this.Point1) > dist)
//{
// return false;
//}
//需要判断两件事情：
//1、距离的判断，如嵌入的深度等等
//2、板件是否嵌入，嵌入一个点还是两个点等等
if (!IsDistEnough(anotherFace, this.Point1, peakValue, associateDist))
{
return(false);
}
//用using，使用完就销毁掉这些对象
using (Line line1 = new Line(this.Point1, this.Point4))
using (Line line2 = new Line(this.Point2, this.Point3))
using (Line fLine1 = new Line(anotherFace.Point1, anotherFace.Point2))
using (Line fLine2 = new Line(anotherFace.Point2, anotherFace.Point3))
using (Line fLine3 = new Line(anotherFace.Point3, anotherFace.Point4))
using (Line fLine4 = new Line(anotherFace.Point4, anotherFace.Point1))
{
using (Line line1Project = line1.GetOrthoProjectedCurve(anotherFace.Plane) as Line)
using (Line line2Project = line2.GetOrthoProjectedCurve(anotherFace.Plane) as Line)
{
Line[] lines = new Line[] { fLine1, fLine2, fLine3, fLine4 };
foreach (Line l in lines)
{
Point3dCollection pts1 = new Point3dCollection();
Point3dCollection pts2 = new Point3dCollection();
l.IntersectWith(line1Project, Intersect.OnBothOperands, pts1, IntPtr.Zero, IntPtr.Zero);
if (pts1.Count > 0)
{
return(true);
}
l.IntersectWith(line2Project, Intersect.OnBothOperands, pts2, IntPtr.Zero, IntPtr.Zero);
if (pts2.Count > 0)
{
return(true);
}
}
}
}
return(false);
}
