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Ellipse
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Ellipse
Ellipse
System variable PELLIPSE controls the type of newly created ellipses.
The variable value PELLIPSE = 0 creates a true ellipse.
The variable value PELLIPSE = 1 creates a 2D polyline representation of ellipse from arc segments.
Ribbon: Home, Draw – Draw >
By Semi-axes
Menu: Draw – Ellipse By >
Semi-axes
Toolbar: Draw –
Command line: ELLIPSE1
The command creates an ellipse by center and radiuses.
Command options:
Rotation |
Relation between ellipse axes by rotation around first axis. |
Command prompts:
Specify center point for ellipse: |
Specify center point for ellipse (point 1). |
Specify endpoint of axis: |
Specify first radius (point 2). |
Specify distance to other axis or [Rotation]: |
Specify second radius (point 3). |
Ellipse by axis and semi-axis
Ribbon: Home, Draw – Draw >
By Axis and Semi-axis
Menu: Draw – Ellipse By >
Axis and Semi-axis
Toolbar: Draw –
Command line: ELLIPSE2, ELLIPSEBYDIAMETER
The command creates an ellipse by axis and semi-axis.
Command options:
Rotation |
Relation between ellipse axes by rotation around first axis. |
Command prompts:
Specify axis endpoint of ellipse: |
Specify point 1. |
Specify other axis endpoint of ellipse: |
Specify diameter of ellipse (point 2). |
Specify distance to other axis or [Rotation]: |
Specify radius of ellipse (point 3). |
Ribbon: Home, Draw – Draw >
Elliptical Arc
Menu: Draw – Ellipse By >
Elliptic Arc
Toolbar: Draw –
Command line: ELLIPTICARC
Command options:
Center |
Center of elliptic arc. |
Rotation |
Relation between ellipse axes by rotation around the first axis |
Parameter |
Select Parameter when specifying the start and end points of the elliptic arc to create an elliptic arc according to the parameter vector: p(u) = c + a* cos(u) + b* sin(u), where c – ellipse center; a – major axis; b - minor axis. |
Inner angle |
Inner angle of the elliptic arc; specified relative to the origin angle. |
Angle |
Switch to the arc creation mode by specified angles. |
Command prompts:
Specify axis endpoint of elliptical arc or [Center]: |
Specify point 1. |
Specify other axis endpoint of elliptical arc: |
Specify length of ellipse axis (point 2). |
Specify distance to other axis or [Rotation]: |
Specify length of another axis (point 3). |
Specify start angle or [Parameter]: |
Specify start angle (point 4). |
Specify end angle or [Parameter/Inner angle]: |
Specify end angle (point 5). |
Creation of ellipses and elliptic arcs with one command
Command line: EL, ELLIPSE
Universal command allows you to create ellipses by center, minor and major axes, and create elliptic arcs.
Command options:
Arc |
Switches to the mode of elliptic arc creation. |
Center |
Center of ellipse. |
Rotation |
Creation of ellipse by rotating a circle about the first axis. |
Command options of the creation of elliptic arc mode:
Center |
Center of elliptic arc. |
Rotation |
Relation between ellipse axes by rotation around the first axis. |
Parameter |
Select Parameter when specifying the start and end points of the elliptic arc to create an elliptic arc according to the parameter vector: p(u) = c + a* cos(u) + b* sin(u), where c – ellipse center; a – major axis; b – minor axis. |
Inner angle |
Inner angle of the elliptic arc; specified relative to the origin angle. |
Angle |
Switch to the arc creation mode by specified angles. |