SubDBox

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Primitives > Box

The SubDBox command creates a subdivision box object.

Steps

  1. Specify the face numbers in the X, Y, and Z directions.

  2. Pick two points for the opposite corners of the base rectangle.

    Press and hold Shift to draw a square.

    Or, select one of the options to draw the rectangle in a different way.

  3. Pick the height.

    Press Enter to use the width value for the height.

Command-line options

Diagonal

Creates a box from the diagonal corners. If you pick the two corners on the CPlane, the command prompts for picking the height.

Cube

Creates a box with six square faces from the diagonal corners.

(Default)

Draws the rectangle using two opposite corners.

3Point

Draws the rectangle using two adjacent corner locations and a location on the opposite side.

EdgeMidpoint

Draws the rectangle from the midpoint of the first edge, an end of the edge, and a location on the opposite side.

Vertical

Draws the rectangle perpendicular to the construction plane.

Center

Draws the rectangle from the center point and a corner.

AroundCurve

Draws a rectangle perpendicular to a curve.

Steps

  • Select a curve and pick the center of the rectangle on the curve.
XCount/YCount/ZCount

The number of faces in the x/y/z direction.

  • Type a number other than 0 and press Enter to set the same number for all directions. Typing 0 picks a point at the current CPlane origin.

SubDCone

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Primitives > Cone

The SubDCone command creates a Subdivision cone object.

Command-line options

DirectionConstraint

Direction constraints restrict the direction of the cone.

None

Pick or type a number to set the height.

Vertical

Creates a cone perpendicular to the construction plane.

  • The CPlane +Z direction is the positive direction when you type a number to set the height.
AroundCurve

Draws the base circle perpendicular to the picked point on a curve. The center line of the cone will be tangent to the curve.

  • The curve direction is the positive direction when you type a number to set the height.
Solid (Yes/No)

Decides if the bottom will be capped to create a solid or open cone.

Radius

Draws the base circle by picking the center point and a radius point.

2Point

Draws the base circle from two opposite points.

3Point

Draws the base circle through three points.

Tangent

Draws the base circle tangent to one, two, or three curves.

FitPoints

Draws the base circle by fitting to selected points, control points, or mesh vertices.

VerticalFaces

Sets the face count between the bottom and the apex.

AroundFaces

Sets the face count in the east-west direction.

CapFaceStyle (Tri/Quad)

Select to use triangle or quad faces to fill the bottom opening.

  • This option is only visible when AroundFaces is an even number (4, 6, 8...), and Solid=Yes.
  • Tri is always used when AroundFaces is an odd number.

See Also

Cone

Creates a surface cone.

MeshCone

Creates a mesh cone.

SubDCylinder

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Primitives > Cylinder

The SubDCylinder command creates a Subdivision cylinder object.

Steps

  1. Draw the base circle.

  2. Pick a location or type a number to set the height.

    The DirectionConstraint options define the positive height differently.

Command-line options

DirectionConstraint

Direction constraints restrict the direction of the cylinder.

None

Pick or type a number to set the height.

Vertical

Creates a cylinder perpendicular to the construction plane.

  • The CPlane +Z direction defines the positive direction when you type a number to set the height.
AroundCurve

Draws the base circle perpendicular to the picked point on a curve. The center line of the cylinder will be tangent to the curve.

  • The curve direction defines the positive direction when you type a number to set the height.
Solid

Caps the top and bottom openings or leave them open.

Radius

Draws the base circle by picking the center point and a radius point.

2Point

Draws the base circle from two opposite points.

3Point

Draws the base circle through three points.

Tangent

Draws the base circle tangent to one, two, or three curves.

FitPoints

Draws the base circle by fitting to selected points, control points, or mesh vertices.

AroundFaces

The number of faces around the circumference.


VerticalFaces

The number of faces in the vertical direction.

BothSides

Creates a cylinder symmetrical across the base circle. The height of the cylinder is twice as long as you specify.

CapFaceStyle (Tri/Quad)

Select to use triangle or quad faces to fill the top and bottom openings.

  • This option is only visible when AroundFaces is an even number (4, 6, 8...), and Solid=Yes.
  • Tri is always used when AroundFaces is an odd number.

See Also

Cylinder

Draw a polysurface cylinder.

MeshCylinder

Draw a mesh cylinder.

SubDEllipsoid

The SubDEllipsoid command draws a subdivision ellipsoid.

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Primitives > Ellipsoid

Command-line Options

Radius

Creates an ellipsoid by defining the half-length of each axis.

Corner

Draws the base ellipse from the center point and a corner of the enclosing rectangle.

Corner

Draws the base ellipse from two opposite corners of the enclosing rectangle.

Diameter

Creates an ellipsoid by defining the length of each axis.

Vertical

Draws the base ellipse perpendicular to the construction plane.

FromFoci

Draws the ellipse from focus points and a point on the curve.

 

MarkFoci

Places a point object at the focus locations.

AroundCurve

Draws the base ellipse perpendicular to the picked point on a curve. The third axis will be tangent to the curve.

VerticalFaces

Number of faces along the first axis.

 

AroundFaces

Number of faces around the first axis.

 

CapFaceStyle (Tri/Quad)

Select to use triangle or quad faces at the poles.

  • This option is only visible when AroundFaces is an even number (4, 6, 8...).
  • Tri is always used when AroundFaces is an odd number.

See Also

Ellipsoid

Draw a solid ellipsoid.

MeshEllipsoid

Draw a mesh ellipsoid.

SubDPlane

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Primitives > Plane

The SubDPlane command creates a Subdivision plane object.

Steps

  1. Pick two points for the opposite corners of a rectangle.

    Or, select one of the options to draw the rectangle in a different way.

  2. Specify the face numbers in X and Y directions.

Command-line options

(Default)

Draws the rectangle using two opposite corners.

3Point

Draws the rectangle using two adjacent corner locations and a location on the opposite side.

EdgeMidpoint

Draws the rectangle from the midpoint of the first edge, an end of the edge, and a location on the opposite side.

Vertical

Draws the rectangle perpendicular to the construction plane.

Center

Draws the rectangle from the center point and a corner.

XCount

The number of faces in the x direction.

YCount

The number of faces in the y direction.

  • Type a number other than 0 and press Enter to set the same number for both directions. Typing 0 picks a point at the current CPlane origin.

SubDSphere

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Primitives > Sphere

The SubDSphere command creates a Subdivision sphere object with three different styles.

Command-line options

Styles

UV

Creates a UV SubD sphere made out of quad faces and a triangle fan at the poles.

VerticalFaces

The face count in the vertical direction.

AroundFaces

The face count in the horizontal direction.

Quads

Creates a quad SubD sphere with the vertices evenly distributed. A quad SubD sphere starts from a cube (a regular polyhedron with 6 faces). It is then subdivided by the times specified in the Subdivisions option.

Subdivisions

Refines the quad SubD sphere by subdividing each quad into 4 smaller quads every time. The subdivision range is from 0 (6 faces) to 6 (24576 faces).

Triangles

Creates an icospherical SubD with the vertices evenly distributed. A SubD icosphere starts from an icosahedron (a regular polyhedron with 20 equilateral triangles). It is then subdivided by the times specified in the Subdivisions option.

Subdivisions

Refines the icospherical SubD by subdividing each triangle into 4 smaller triangles every time. The subdivision range is from 0 (20 faces) to 5 (20480 faces).

SubDTorus

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Primitives > Torus

The SubDTorus command draws a subdivision torus object.

Base circle options

Radius

Pick a point or enter a radius to decide the size of the base circle.

Vertical

Draws the base circle vertical to the construction plane.

2Point

Pick two opposite points on the base circle.

3Point

Draws the base circle through three points.

Tangent

Draws the base circle tangent to one, two, or three curves.

AroundCurve

Draws the base circle perpendicular to the picked point on a curve. The center line of the torus will be tangent to the curve.

FitPoints

Draws the base circle by fitting to selected points, control points, or mesh vertices.

VerticalFaces

The number of faces along the second circle.

AroundFaces

The number of faces along the base circle.

Second circle options

Radius

Pick a point or enter a radius to decide the size of the second circle.

Diameter

Pick a point or enter a diameter to decide the size of the second circle.

FixInnerDimension

The first radius chosen sets the inner dimension of the torus and the second radius is constrained to be outside of the first radius.

See Also

MeshTorus

Draw a mesh torus.

Torus

Draw a NURBS torus (donut shape).

SubDTruncatedCone

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Primitives > Truncated Cone

The SubDTruncatedCone command creates a subdivision truncated cone object.

Steps

  1. Draw the base circle.

  2. Pick a location or type a number to set the height.

    The positive direction of the height is different based on the selected DirectionConstraint option.

  3. Draw the end circle.

Base circle options

DirectionConstraint

Direction constraints restrict the direction of the truncated cone.

None

Pick or type a number to set the height.

Vertical

Creates a truncated cone perpendicular to the construction plane.

  • The CPlane +Z direction is the positive direction when you type a number to set the height.
AroundCurve

Draws the base circle perpendicular to the picked point on a curve. The center line of the truncated cone will be tangent to the curve.

  • The curve direction is the positive direction when you type a number to set the height.
Solid

Caps the top and bottom openings or leave them open.

Radius

Draws the base circle by picking the center point and a radius point.

2Point

Draws the base circle from two opposite points.

3Point

Draws the base circle through three points.

Tangent

Draws the base circle tangent to one, two, or three curves.

FitPoints

Draws the base circle by fitting to selected points, control points, or mesh vertices.

VerticalFaces

The number of faces in the vertical direction.

AroundFaces

The number of faces around the circumference.

CapFaceStyle (Tri/Quad)

Select to use triangle or quad faces to fill the top and bottom openings.

  • This option is only visible when AroundFaces is an even number (4, 6, 8...), and Solid=Yes.
  • Tri is always used when AroundFaces is an odd number.

End circle options

Radius

Pick a location or enter a number to set the end circle radius.

Diameter

Pick a location or enter a number to set the end circle diameter.

See Also

MeshTruncatedCone

Draw a mesh truncated cone.

TruncatedCone

Draw a NURBS truncated cone.