protected internal override xyz Cross(LineType ViewLine) { if (this.PolygonMode == PolygonMode.Line) { Polygon = Primitives3d.GetBoxPoints(Position, Size); double Param = -1; double LineLam1 = -1; if (Polygon.Distance(ViewLine, 1e10, out Param, out LineLam1) < 1) { return(Polygon.Value(Param)); } return(new xyz(0, 0, 0)); } xyz[] Result = new xyz[5]; Plane Triangle = new Plane(TriangleInfo.Points[TriangleInfo.Indices[PrimId * 3]], TriangleInfo.Points[TriangleInfo.Indices[PrimId * 3 + 1]], TriangleInfo.Points[TriangleInfo.Indices[PrimId * 3 + 2]]); //Test switch (PrimId) {// Oben case 0: //Polygon.data = new xyz[] {TriangleInfo.Points[0].Toxyz(), // TriangleInfo.Points[2].Toxyz(), // TriangleInfo.Points[1].Toxyz(), // TriangleInfo.Points[3].Toxyz(), // TriangleInfo.Points[0].Toxyz()}; //Point = Position; //Result[0] = new xyz(Point.x, Point.y, Point.z + Size.z); //Result[1] = new xyz(Point.x, Point.y + Size.y, Point.z + Size.z); //Result[2] = new xyz(Point.x, Point.y + Size.y, Point.z); //Result[3] = new xyz(Point.x, Point.y, Point.z); //Result[4] = Result[0]; Result[0] = new xyz(Position.x, Position.y, Position.z + Size.Z); Result[1] = new xyz(Position.x + Size.x, Position.y, Position.z + Size.Z); Result[2] = new xyz(Position.x + Size.x, Position.y + Size.y, Position.z + Size.Z); Result[3] = new xyz(Position.x, Position.y + Size.y, Position.z + Size.Z); Result[4] = Result[0]; break; case 1: //Polygon.data = new xyz[] {TriangleInfo.Points[0].Toxyz(), // TriangleInfo.Points[2].Toxyz(), // TriangleInfo.Points[1].Toxyz(), // TriangleInfo.Points[3].Toxyz(), // TriangleInfo.Points[0].Toxyz() //}; Result[0] = new xyz(Position.x, Position.y, Position.z + Size.Z); Result[1] = new xyz(Position.x + Size.x, Position.y, Position.z + Size.Z); Result[2] = new xyz(Position.x + Size.x, Position.y + Size.y, Position.z + Size.Z); Result[3] = new xyz(Position.x, Position.y + Size.y, Position.z + Size.Z); Result[4] = Result[0]; break; case 2: // unten //Polygon.data = new xyz[] {TriangleInfo.Points[4].Toxyz(), // TriangleInfo.Points[6].Toxyz(), // TriangleInfo.Points[5].Toxyz(), // TriangleInfo.Points[7].Toxyz(), // TriangleInfo.Points[4].Toxyz() //}; Result[0] = new xyz(Position.x, Position.y, Position.z); Result[2] = new xyz(Position.x + Size.x, Position.y, Position.z); Result[1] = new xyz(Position.x + Size.x, Position.y + Size.y, Position.z); Result[3] = new xyz(Position.x, Position.y + Size.y, Position.z); Result[4] = Result[0]; break; case 3: //Polygon.data = new xyz[] {TriangleInfo.Points[4].Toxyz(), // TriangleInfo.Points[6].Toxyz(), // TriangleInfo.Points[5].Toxyz(), // TriangleInfo.Points[7].Toxyz(), // TriangleInfo.Points[4].Toxyz() //}; Result[0] = new xyz(Position.x, Position.y, Position.z); Result[2] = new xyz(Position.x + Size.x, Position.y, Position.z); Result[1] = new xyz(Position.x + Size.x, Position.y + Size.y, Position.z); Result[3] = new xyz(Position.x, Position.y + Size.y, Position.z); Result[4] = Result[0]; break; case 4: //Polygon.data = new xyz[] {TriangleInfo.Points[8].Toxyz(), // TriangleInfo.Points[10].Toxyz(), // TriangleInfo.Points[9].Toxyz(), // TriangleInfo.Points[11].Toxyz(), // TriangleInfo.Points[8].Toxyz() //}; Result[0] = new xyz(Position.x, Position.y, Position.z); Result[1] = new xyz(Position.x + Size.x, Position.y, Position.z); Result[2] = new xyz(Position.x + Size.x, Position.y, Position.z + Size.Z); Result[3] = new xyz(Position.x, Position.y, Position.z + Size.Z); Result[4] = Result[0]; break; case 5: //Polygon.data = new xyz[] {TriangleInfo.Points[8].Toxyz(), // TriangleInfo.Points[10].Toxyz(), // TriangleInfo.Points[9].Toxyz(), // TriangleInfo.Points[11].Toxyz(), // TriangleInfo.Points[8].Toxyz() //}; Result[0] = new xyz(Position.x, Position.y, Position.z); Result[1] = new xyz(Position.x + Size.x, Position.y, Position.z); Result[2] = new xyz(Position.x + Size.x, Position.y, Position.z + Size.Z); Result[3] = new xyz(Position.x, Position.y, Position.z + Size.Z); Result[4] = Result[0]; break; case 6: // Hinten //Polygon.data = new xyz[] {TriangleInfo.Points[12].Toxyz(), // TriangleInfo.Points[14].Toxyz(), // TriangleInfo.Points[13].Toxyz(), // TriangleInfo.Points[15].Toxyz(), // TriangleInfo.Points[12].Toxyz() //}; Result[0] = new xyz(Position.x + Size.x, Position.y + Size.Y, Position.z); Result[1] = new xyz(Position.x, Position.y + Size.Y, Position.z); Result[2] = new xyz(Position.x, Position.y + Size.y, Position.z + Size.Z); Result[3] = new xyz(Position.x + Size.x, Position.y + Size.y, Position.z + Size.Z); Result[4] = Result[0]; break; case 7: // Hinten //Polygon.data = new xyz[] {TriangleInfo.Points[12].Toxyz(), // TriangleInfo.Points[14].Toxyz(), // TriangleInfo.Points[13].Toxyz(), // TriangleInfo.Points[15].Toxyz(), // TriangleInfo.Points[12].Toxyz() //}; Result[0] = new xyz(Position.x + Size.x, Position.y + Size.Y, Position.z); Result[1] = new xyz(Position.x, Position.y + Size.Y, Position.z); Result[2] = new xyz(Position.x, Position.y + Size.y, Position.z + Size.Z); Result[3] = new xyz(Position.x + Size.x, Position.y + Size.y, Position.z + Size.Z); Result[4] = Result[0]; break; case 8: // Links)) //Polygon.data = new xyz[] {TriangleInfo.Points[16].Toxyz(), // TriangleInfo.Points[18].Toxyz(), // TriangleInfo.Points[17].Toxyz(), // TriangleInfo.Points[19].Toxyz(), // TriangleInfo.Points[16].Toxyz() //}; Result[0] = new xyz(Position.x, Position.y + Size.Y, Position.z); Result[1] = new xyz(Position.x, Position.y, Position.z); Result[2] = new xyz(Position.x, Position.y, Position.z + Size.Z); Result[3] = new xyz(Position.x, Position.y + Size.Y, Position.z + Size.Z); Result[4] = Result[0]; break; case 9: //Polygon.data = new xyz[] {TriangleInfo.Points[16].Toxyz(), // TriangleInfo.Points[18].Toxyz(), // TriangleInfo.Points[17].Toxyz(), // TriangleInfo.Points[19].Toxyz(), // TriangleInfo.Points[16].Toxyz() // }; Result[0] = new xyz(Position.x, Position.y + Size.Y, Position.z); Result[1] = new xyz(Position.x, Position.y, Position.z); Result[2] = new xyz(Position.x, Position.y, Position.z + Size.Z); Result[3] = new xyz(Position.x, Position.y + Size.Y, Position.z + Size.Z); Result[4] = Result[0]; break; case 10: //Rechts //Polygon.data = new xyz[] {TriangleInfo.Points[20].Toxyz(), // TriangleInfo.Points[22].Toxyz(), // TriangleInfo.Points[21].Toxyz(), // TriangleInfo.Points[23].Toxyz(), // TriangleInfo.Points[20].Toxyz() // }; Result[0] = new xyz(Position.x + Size.X, Position.y, Position.z); Result[1] = new xyz(Position.x + Size.x, Position.y + Size.Y, Position.z); Result[2] = new xyz(Position.x + Size.x, Position.y + Size.y, Position.z + Size.Z); Result[3] = new xyz(Position.x + Size.x, Position.y, Position.z + Size.z); Result[4] = Result[0]; break; case 11: //Rechts //Polygon.data = new xyz[] {TriangleInfo.Points[20].Toxyz(), // TriangleInfo.Points[22].Toxyz(), // TriangleInfo.Points[21].Toxyz(), // TriangleInfo.Points[23].Toxyz(), // TriangleInfo.Points[20].Toxyz() // }; Result[0] = new xyz(Position.x + Size.X, Position.y, Position.z); Result[1] = new xyz(Position.x + Size.x, Position.y + Size.Y, Position.z); Result[2] = new xyz(Position.x + Size.x, Position.y + Size.y, Position.z + Size.Z); Result[3] = new xyz(Position.x + Size.x, Position.y, Position.z + Size.z); Result[4] = Result[0]; break; default: break; } Polygon.data = Result; double Lam = -1; double LineLam = -1; double di = Polygon.Distance(ViewLine, Snapdist, out Lam, out LineLam); if (di <= Snapdist) { xyz P = Polygon.Value(Lam); doExchange = true; //xyz W = ViewLine.Value(LineLam); //double mm = P.dist(W); return(P); } return(base.Cross(ViewLine)); }