Computer aided design tutorial

1. 3D MODEL OF A LIVING
AREA

2. CREATING A ROOM
Command : RECTANG [Enter]
Specify the first corner point or
Specify other corner point or
[Area/Dimensions/Rotation:@5000,4000
Command : OFFSET [Enter]
Select object to offset :
Specify offset distance : 150 [Enter]

3. CREATING A WINDOW
Command : RECTANG [Enter]
Specify the first corner point or
Specify other corner point or
[Area/Dimensions/Rotation:@150,120

4. EXTRUDE THE WALLS
Command : EXT [Enter]
Select object to extrude : Pick (A)
Select object to extrude : ENTER
Specify height of extrusion or
[Direction/Path/Taper Angle] : 2700 ENTER

5. EXTRUDE THE WINDOWS
Command : EXT [Enter]
Select object to extrude : Pick (B)
Select object to extrude : ENTER
Specify height of extrusion or
[Direction/Path/Taper Angle] : 1200 ENTER

6. MOVE & SUBTRACT
Command : MOVE [Enter]
Select objects : Pick (C)
Select objects : ENTER
Specify base point or[Displacement : 0,0,900
ENTER
Specify second point or <use first point as
displacement> ENTER

7. SUBTRACT
Command : SU(SUBTRACT) [Enter]
Select objects : Pick (D)
Select objects : ENTER
Select objects : Pick (E)
Select objects : ENTER

8. RECTANG (set DUCS ON)
Command : RECTANG [Enter]
Specify the first corner point or
[Chamfer/Elevation/Fillet/Thickness/Width]
: End of (F)
Specify other corner point or
[Area/Dimensions/Rotation:@1200,1200
ENTER

9. MOVE & PRESSPULL
Command : MOVE [Enter]
Select objects : Pick (G)
Select objects : ENTER
Specify base point or[Displacement :
0,0,900 ENTER
Specify second point or
<use first point as displacement> ENTER
Command : PRESSPULL [Enter]
Click inside bounded to press or pull.
(Pick H & I)

10. CREATING A CEILING
1. LAYER
Command : LA [Enter]
Name (Ceiling)
2. RECTANG
Command : REC [Enter]
Specify offset distance : 600 [Enter]
Select offset distance or: Pick (L)
Select object offset or : ENTER

11. 3. OFFSET
Command : O [Enter]
Specify offset distance or : 600 ENTER
Select the object to offset or : Pick (L)
Specify point on side to offset or Pick
(L1)
Select object to offset or : ENTER

12. 4. EXTRUDE
Command : EXT [Enter]
Select the object to extrude : Pick (A) ENTER
Specify height of extrusion or : 200 ENTER
Command : EXT [Enter]
Select the object to extrude : Pick (B) ENTER
Specify height of extrusion or : T ENTER
Specify angle or tape for extrusion: 45 ENTER
Specify height of extrusion or : 150 ENTER

13. 5. SUBTRACT
Command : SU(SUBTRACT) [Enter]
Select objects : Pick (C)
Select objects : ENTER
Select solids and regions to subtract
Select objects : Pick (D)
Select objects : ENTER

14. 6. MOVE
Command : M(MOVE) [Enter]
Select objects : Pick (E)
Select objects : ENTER
Specify base pt. 0,0,2700
Select objects : ENTER

15. CREATING A FLOORING
1. LAYER
Command : LA [Enter]
Name (Tiles)
Color (MAGENTA)
2. RECTANG
Command : REC [Enter]
Specify first corner point or
[Chamfer/Elevation/Fillet/Thickness/Width]
: END OF (J)
Specify other corner point : END OF (J)
[Enter]

16. APPLYING EDGESURF OR REGION
1. EXPLODE
Command : X [Enter]
Select objects : Pick (L)
Select objects : ENTER
2. EDGESURF
Command : EDGESURF [Enter]
Select object 1 for surface edge : pick (M)
Select object 2 for surface edge : pick (N)
Select object 3 for surface edge : pick (O)
Select object 4 for surface edge : pick (P)