Click
Tripod
a point on the compass to define the viewing angle.
Vpoint Command (Rotate) 1.5
Resultant viewport with new 3D view
Enters a rotation angle at the viewpoint prompt. 1.
Choose
View, 3D Views, Vpoint or
2.
Type
VPOINT at the command prompt. Command: vpoint Rotate/<-1.690,-1.981,2.995>: -1,-1,1 Regenerating drawing.
Other Preset Viewpoints 1.8 1.
Choose
View, 3D Views, and one of the following viewpoint options: Top, Bottom, Left, Right, Front, Back SW Isometric SE Isometric NW Isometric NE Isometric
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Copyright © 2004 - Kristen Kurland
15
Plan View
Plan View Plan View 1.9 1.
Choose
View, 3D Views, Plan View the one of the following: Current UCS, World UCS, Named UCS or
2.
Type
PLAN at the command prompt. Command: plan Enter an option [Current ucs/Ucs/World] : Regenerating model.
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Current ucs
Goes to the plan view of the current UCS.
Ucs
At the command line type in a name of a previously named Coordinate System.
World
Goes to the plan view of the World Coordinate System.
Copyright © 2004 - Kristen Kurland
Copyright © 2004 - Kristen Kurland
17
Chapter 2 Thickness and Elevation
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Copyright © 2004 - Kristen Kurland
19
Thickness
Thickness Thickness Command 2.1 Sets the current 3D solid thickness.
1.
Type
THICKNESS at the command prompt. Command: thickness Enter new value for THICKNESS <0.0000>: 2.00
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Copyright © 2004 - Kristen Kurland
21
Thickness
Thickness
Changing the Current Thickness 2.2 Changing the current properties of an object changes its thickness.
1.
Choose
Modify, Properties.. or
2.
Type
Changes the current thickness of an object
DDMODIFY or DDCHPROP at the command prompt. Command: ddmodify or ddchprop or
3.
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Choose
from the Standard Toolbar
Copyright © 2004 - Kristen Kurland
Copyright © 2004 - Kristen Kurland
23
Elevation and Elev Shortcut
Elevation and Elev Shortcur Elevation Command 2.3 Stores the current elevation relative to the current UCS for the current space.
1.
Type
ELEVATION at the command prompt. Command: elevation Enter new value for ELEVATION <0.0000>: 2.00
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Copyright © 2004 - Kristen Kurland
25
Shortcut to Elevation & Thickness Commands 2.4 1.
Type
ELEV at the command prompt. Command: elev Specify new default elevation: <2.0000>: Specify new default thickness: <3.0000>:
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Copyright © 2004 - Kristen Kurland
27
Chapter 3 Visualizing the Model
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Copyright © 2004 - Kristen Kurland
29
Hide
Hide Hide Command 3.1
Objects Before Hidden Line Removal
Regenerates a three-dimensional model with hidden lines suppressed.
1.
Type
HIDE at the command prompt. Command: hide Regenerating Model. OR
2.
Choose
View, Hide.
Objects After Hidden Line Removal
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Copyright © 2004 - Kristen Kurland
31
Shade
Shade Shade Command 3.2 Gourand Shaded (edges on)
Displays a flat-shaded image of the drawing in the current viewport while performing a hidden line removal.
1.
Type
Flat Shaded (edges on)
SHADE at the command prompt. Command: shade Regenerating Drawing. OR
2.
Choose
View, Shade.
The following are various shade options:
Gourand Shaded (edges on)
3D Wireframe
Flat Shaded
Gourand Shaded (Smoother)
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Copyright © 2004 - Kristen Kurland
33
Shade
Shade
Shadedge Variable 3.3 Shaded Object
Controls shading of edges in rendering.
1.
Type
SHADEDGE at the command prompt. Command: shadedge Enter new value for SHADEDGE <3>: (enter)
0
Faces shaded, edges not highlighted
1
Faces shaded, edges drawn in background color
2
Faces not filled, edges in object color
3
Faces in object color, edges in background color
Shadif Variable 3.4 Sets the ratio of diffuse reflective light to ambient light (in percentage of diffuse reflective light).
1.
Type
SHADEDIF at the command prompt. Command: shadedif Enter new value for SHADEDIF <70>:20
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Copyright © 2004 - Kristen Kurland
35 3.2
Hidden Lines in Plots
Hidden Lines in Plots Hidden Line Removal and Shade for Plots 3.5 If your drawing contains 3D faces, meshes, extruded objects, sur faces, or solids, you can direct AutoCAD to remove hidden lines or shade from specific viewports when you plot the paper space view.
1.
Type
PLOT at the command prompt. Command: plot
2.
Choose
the check box beside the option to remove hidden lines. Hides Lines for Plots
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Copyright © 2004 - Kristen Kurland
37
Hidden Lines in Plots
Hidden Lines in Plots Hidden Line Removal in Mviews (Paper Space) 3.6 1.
Type
MVIEW at the command prompt. Command: mview Specify corner of viewport or [ON/OFF/Fit/Shadeplot/Lock/Object/Polygonal/Restore/2/ 3/4] : s Shade plot? [As displayed/Wireframe/Hidden/Rendered] : h Select objects: pick mview in paperspace. Select objects: enter NOTE: You do not see t,he effect of this command until you plot the drawing.
Mview with Hidden Line Removal
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Copyright © 2004 - Kristen Kurland
39
Chapter 4 Z Coordinates
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Copyright © 2004 - Kristen Kurland
41
3D Coordinates
3D Coordinates Entering 3D Coordinates 4.1 3D Polyline Drawn with 3D Coordinates
3D Coordinates Entering 3D Cartesian coordinates (X,Y,Z) is similar to entering 2D coordinates (X,Y). In addition to specifying X and Y values, you specify a Z value.
3D Polyline 1.
Type
Any command asking for a “point” at the command prompt. Command: 3DPOLY Specify start point of polyline: 1,1,0 Specify endpoint of line or [Undo]: 1,2,1 Specify endpoint of line or [Undo]: 2,2,1 Specify endpoint of line or [Close/Undo]: 2,1,0 Specify endpoint of line or [Close/Undo]: 1,1,0
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Copyright © 2004 - Kristen Kurland
43
Moving in the Z Direction
Moving in the Z Direction Moving in the Z Direction 4.2
Original Circle Draw at Elevation Zero
Move Command To move an object in the Z direction, use the move command.
1.
Type
MOVE at the command prompt. Command: move Select objects: (pick object) 1 found Select objects: hit enter Specify base point or displacement: 0,0,0 Specify second point of displacement or