Dir
Toolbar | Menu |
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Analyze Direction |
The Dir command displays and edits an object's normal direction.
Closed polysurfaces, surfaces, and lightweight extrusion objects cannot have their normal direction facing toward the interior of the object.
Input supported |
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Steps
- Select objects.
Arrows show the normal direction. - Move the cursor over the object to show a dynamic arrow for the direction.
- Click the mouse to flip (reverse) the normal direction.
Single Curve option | |
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Flip |
Reverses the direction. |
Multiple Curve options | |
FlipAll |
Reverses the direction on all selected curves. |
Single Surface options | |
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The arrow color for the u and v directions matches the construction plane x and y axis colors. The draft angle for surfaces displays on the status bar. |
UReverse/VReverse |
Reverses the surface u or v direction. |
SwapUV |
Switches the u and v directions. |
Flip |
Reverses the direction. |
Multiple Curve options | |
FlipAll |
Reverses the direction on all selected curves. |
Multiple Surface options | |
FlipAll |
Reverses the direction on all selected surfaces. |
NextMode |
Cycles through the Modes for all of the selected surfaces. |
Mode |
FlipU/FlipVReverses the u direction or v direction for all of the selected surfaces. FlipNormalReverses the normal direction for all of the selected surfaces. SwapUVSwitches the u and v directions for all of the selected surfaces. |
Note
- The colors of the surface direction arrows match the X/Y/Z axis lines set in Appearance: Colors Options.
- The normal direction arrow color is controlled by the Tracking lines setting in Appearance: Colors Options.
- The size of the arrows is controlled by the Direction arrow icon setting in Appearance Options.
- When a single curve is selected, the status bar displays the parameter value at the current marker location on the curve.
Related commands
Toolbar | Menu |
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The ShowDir command opens the Direction Analysis control and displays the direction of curves, surfaces, and polysurfaces.
Steps
- Select objects.
Direction arrows display on the object.
Direction Analysis options
Show
Direction
Displays the object's normal direction.
U (Surfaces only)
Displays the u direction.
V (Surfaces only)
Displays the v direction.
Flip Direction
Reverses the direction.
Reverse U
Reverses the surface u direction.
Reverse V
Reverses the surface v direction.
Swap UV
Switches the u and v directions.
Direction color
Set the display color for the direction arrows.
The u and v direction colors are determined by the Options > Appearance > Colors settings for the X axis and Y axis lines.
Add Objects
Add objects to the Direction Analysis display.
Remove Objects
Remove objects from the Direction Analysis display.
Toolbar | Menu |
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The ShowDirOff command closes the Direction Analysis control and turns off direction display.