public void Polyhedron_Shift_RotationOnly()
{
Polyhedron polyhedron = new TestRectangularBox2();
//rotate 90 degrees toward z
Angle xAngle = Angle.RightAngle;
Rotation xRotation = new Rotation(Line.XAxis, xAngle);
Polyhedron s = polyhedron.Shift(xRotation);
s.LineSegments.Contains(new LineSegment(Point.Origin, Point.MakePointWithInches(4, 0, 0))).Should().BeTrue(); //no change
s.LineSegments.Contains(new LineSegment(Point.MakePointWithInches(4, 0, 0), Point.MakePointWithInches(4, 0, 8))).Should().BeTrue();
s.LineSegments.Contains(new LineSegment(Point.MakePointWithInches(4, 0, 8), Point.MakePointWithInches(0, 0, 8))).Should().BeTrue();
s.LineSegments.Contains(new LineSegment(Point.MakePointWithInches(0, 0, 8), Point.Origin)).Should().BeTrue(); //from y axis to z axis
s.LineSegments.Contains(new LineSegment(Point.MakePointWithInches(0, -3, 0), Point.MakePointWithInches(4, -3, 0))).Should().BeTrue(); //no change
s.LineSegments.Contains(new LineSegment(Point.MakePointWithInches(4, -3, 0), Point.MakePointWithInches(4, -3, 8))).Should().BeTrue();
s.LineSegments.Contains(new LineSegment(Point.MakePointWithInches(4, -3, 8), Point.MakePointWithInches(0, -3, 8))).Should().BeTrue();
s.LineSegments.Contains(new LineSegment(Point.MakePointWithInches(0, -3, 8), Point.MakePointWithInches(0, -3, 0))).Should().BeTrue(); //from y axis to z axis
s.LineSegments.Contains(new LineSegment(Point.Origin, Point.MakePointWithInches(0, -3, 0))).Should().BeTrue(); //no change
s.LineSegments.Contains(new LineSegment(Point.MakePointWithInches(4, 0, 0), Point.MakePointWithInches(4, -3, 0))).Should().BeTrue();
s.LineSegments.Contains(new LineSegment(Point.MakePointWithInches(4, 0, 8), Point.MakePointWithInches(4, -3, 8))).Should().BeTrue();
s.LineSegments.Contains(new LineSegment(Point.MakePointWithInches(0, 0, 8), Point.MakePointWithInches(0, -3, 8))).Should().BeTrue(); //from y axis to z axis
}
public void Polyhedron_ShiftXY()
{
Polyhedron polyhedron = new TestRectangularBox2();
//rotate 90 degrees towards x
Shift ninetyShift = new Shift(new Rotation(Line.ZAxis, -1 * Angle.RightAngle), Point.MakePointWithInches(8, 0));
Polyhedron result = polyhedron.Shift(ninetyShift);
result.LineSegments.Contains(new LineSegment(Point.MakePointWithInches(8, 0), Point.MakePointWithInches(16, 0))).Should().BeTrue();
result.LineSegments.Contains(new LineSegment(Point.MakePointWithInches(8, 0), Point.MakePointWithInches(8, -4))).Should().BeTrue();
result.LineSegments.Contains(new LineSegment(Point.MakePointWithInches(16, 0), Point.MakePointWithInches(16, -4))).Should().BeTrue();
result.LineSegments.Contains(new LineSegment(Point.MakePointWithInches(8, -4), Point.MakePointWithInches(16, -4))).Should().BeTrue();
}
public void Polyhedron_ShiftYZ()
{
Polyhedron polyhedron = new TestRectangularBox2();
//rotate 90 degrees towards z
Shift nintyShift = new Shift(new Rotation(Line.XAxis, Angle.RightAngle));
Polyhedron result = polyhedron.Shift(nintyShift);
result.LineSegments.Contains(new LineSegment(Point.Origin, Point.MakePointWithInches(0, 0, 8))).Should().BeTrue();
result.LineSegments.Contains(new LineSegment(Point.Origin, Point.MakePointWithInches(4, 0, 0))).Should().BeTrue();
result.LineSegments.Contains(new LineSegment(Point.MakePointWithInches(4, 0, 0), Point.MakePointWithInches(4, 0, 8))).Should().BeTrue();
result.LineSegments.Contains(new LineSegment(Point.MakePointWithInches(4, 0, 8), Point.MakePointWithInches(0, 0, 8))).Should().BeTrue();
}
public void Polyhedron_MultiShiftReturnToOriginal()
{
Polyhedron polyhedron = new TestRectangularBox2();
//rotate 90 degrees towards z
Angle zAngle = Angle.RightAngle;
Rotation zRotation = new Rotation(Line.ZAxis, zAngle);
Angle xAngle = Angle.RightAngle; //This is the X axis
Rotation xRotation = new Rotation(Line.XAxis, xAngle);
Shift ninetyShift = new Shift(new List<Rotation>() { zRotation, xRotation });
Polyhedron shifted = polyhedron.Shift(ninetyShift);
//undo the previous shift
Polyhedron s = new Polyhedron(shifted.Shift(ninetyShift.Inverse()));
s.Should().Be(polyhedron);
}
public void Polyhedron_Shift_TranslationOnly()
{
Polyhedron polyhedron = new TestRectangularBox2();
//Move 5 in. in z direction
Point displacementPoint = Point.MakePointWithInches(0, 0, 5);
Point displacementPoint2 = Point.MakePointWithInches(0, 3, 0);
Polyhedron s1 = polyhedron.Shift(displacementPoint);
Polyhedron s2 = s1.Shift(displacementPoint2);
s2.LineSegments.Contains(new LineSegment(Point.MakePointWithInches(0, 3, 5), Point.MakePointWithInches(0, 7, 5)));
s2.LineSegments.Contains(new LineSegment(Point.MakePointWithInches(0, 3, 5), Point.MakePointWithInches(8, 3, 5)));
s2.LineSegments.Contains(new LineSegment(Point.MakePointWithInches(8, 3, 5), Point.MakePointWithInches(8, 7, 5)));
s2.LineSegments.Contains(new LineSegment(Point.MakePointWithInches(8, 7, 5), Point.MakePointWithInches(0, 3, 9)));
}
public void Polyhedron_Shift_RotateNotThroughOriginAndTranslate_ThenReturnToOriginal()
{
Polyhedron polyhedron = new TestRectangularBox2();
//rotate 90 degrees toward z
Angle xAngle = Angle.RightAngle;
Line testAxis = new Line(Point.MakePointWithInches(1, 0, 0), Point.MakePointWithInches(1, 0, 1));
Rotation xRotation = new Rotation(testAxis, xAngle);
Point displacementPoint = Point.MakePointWithInches(1, 3, -4);
Shift ninetyShift = new Shift(xRotation, displacementPoint);
Polyhedron s = new Polyhedron(polyhedron.Shift(ninetyShift));
Polyhedron s2 = s.Shift(ninetyShift.Inverse());
s2.Should().Be(polyhedron);
}
public void Polyhedron_Shift_RotateNotThroughOriginAndTranslate()
{
Polyhedron polyhedron = new TestRectangularBox2();
//rotate 90 degrees toward z
Angle xAngle = new Angle(new Degree(), -90);
Line testAxis = new Line(Point.MakePointWithInches(1, 0, 0), Point.MakePointWithInches(1, 0, 1));
Rotation xRotation = new Rotation(testAxis, xAngle);
Point displacementPoint = Point.MakePointWithInches(-1, 2, 5);
Shift ninetyShift = new Shift(xRotation, displacementPoint);
Polyhedron s = new Polyhedron(polyhedron.Shift(ninetyShift));
s.LineSegments.Contains(new LineSegment(Point.MakePointWithInches(0, 3, 5), Point.MakePointWithInches(8, 3, 5))).Should().BeTrue();
s.LineSegments.Contains(new LineSegment(Point.MakePointWithInches(8, 3, 5), Point.MakePointWithInches(8, -1, 5))).Should().BeTrue();
s.LineSegments.Contains(new LineSegment(Point.MakePointWithInches(8, -1, 5), Point.MakePointWithInches(0, -1, 5))).Should().BeTrue();
s.LineSegments.Contains(new LineSegment(Point.MakePointWithInches(0, -1, 5), Point.MakePointWithInches(0, 3, 5))).Should().BeTrue();
}
public void Polyhedron_Shift_RotateAndTranslate_ThenReturnToOriginal()
{
Polyhedron polyhedron = new TestRectangularBox2();
//rotate 90 degrees toward z
Angle xAngle = new Angle(new Degree(), 63);
Rotation xRotation = new Rotation(Line.XAxis, xAngle);
Point displacementPoint = Point.MakePointWithInches(0, 0, 1);
Shift ninetyShift = new Shift(xRotation, displacementPoint);
Polyhedron s = new Polyhedron(polyhedron.Shift(ninetyShift));
Polyhedron s2 = s.Shift(ninetyShift.Inverse());
s2.Should().Be(polyhedron);
}
public void Polyhedron_Shift_RotateAndTranslate()
{
Polyhedron polyhedron = new TestRectangularBox2();
//rotate 90 degrees toward z
Angle xAngle = Angle.RightAngle;
Rotation xRotation = new Rotation(Line.XAxis, xAngle);
Point displacementPoint = Point.MakePointWithInches(1, -2, 5);
Shift ninetyShift = new Shift(xRotation, displacementPoint);
Polyhedron s = new Polyhedron(polyhedron.Shift(ninetyShift));
s.LineSegments.Contains(new LineSegment(Point.MakePointWithInches(1, -2, 5), Point.MakePointWithInches(5, -2, 5))).Should().BeTrue();
s.LineSegments.Contains(new LineSegment(Point.MakePointWithInches(5, -2, 5), Point.MakePointWithInches(5, -2, 13))).Should().BeTrue();
s.LineSegments.Contains(new LineSegment(Point.MakePointWithInches(5, -2, 13), Point.MakePointWithInches(1, -2, 13))).Should().BeTrue();
s.LineSegments.Contains(new LineSegment(Point.MakePointWithInches(1, -2, 13), Point.MakePointWithInches(1, -2, 5))).Should().BeTrue();
}
