???? Patch????????????,???????????????????????????????,?????????????????????????????????,????NURBS????,???NURBS?????

1
?8? ????
????
????
??????
??????
??????
70
71
72
74
76
73
75
2
????
????
???? Patch????????????,???????????????????
????????????,?????????????????????????????????,???
?NURBS????,???NURBS?????
??????????????????????,??????????????
??????
????????????????,?????????????????????3???
???????? Tri Patch??4??????????? Quad
Patch??????????? Spline?
3
????
??????
????????????????????
?????????????????????????????,???????????
????????????????????
???????????????????????????????,?????????
?????????????????????
4
??????
??????
??????????????,????Edit
Patch???????Editable Patch???????,????????????????
??,?????????
?????????????,????Edit
Patch???????Editable Patch??,??????????????????,??
???????
5
??????
??_70
???
1.??????????
2.??Plane,?Top?????1?Length, Width, Length
Segs, Width Segs? 300,450,4,6????????Convert to
Editable Patch??,?????????
3.?Modify??Surface Properties(????)??????Re
lax(??)???
4.??Vertex??????????,?Top???????????????Front?
?,??????Y??? 100,????????
5.?Top???,???????4????????,?????????????,?4???
???
6
??????
6.??Edge??????View Steps, Render Steps? 6,6?
7.??Lattice(??)?????Struts(??)????Radius?
2,Sides? 12,??Smooth????Joints(??)????Icosa(12??)?
?,??Radius? 0?
7
??????
??_71
??
1.??????????
2.?CreategtGeometry?????????Patch
Grids(????),??Quad Patch(????)?
3.?Top??????????1?Length, Width, Length
Segs, Width Segs? 2000,1200,3,2????
4.??MeshSmooth???,??Vertex?????Top????????????
?Front???????Y???4????
5.?Front???,??CtrlI?????,??Alt???????????
????????XY??????
8
??????
6.?Top?????????????Front???????Y???,??????
7.?Perspective???,???????????,???????????
9
??????
??_72
??
1.??????????
2.?CreategtGeometry?????????Patch
Grids(????),??Quad Patch(????)?
3.?Front??????????1?Length ,Width, Length
Segs, Width Segs? 280,150,5,3???
4.??Edit Patch??????Relax(??)???
5.??Vertex???,??View Steps,Render Steps?
9,9??Left?????????,???????????
6.?Top???,????????2????????,???????????,??????
??????
10
??????
7.?Top???,????????2????????,???????????,??????
?????????????????
8.??Shell???,??Outer Amount? 3,Segment?
2,??Select Edges(????)??,???????MeshSmooth???,????
,???????
9.??Ellipse,?Top?????1???,??Edit
Spline???????,??Extrude??????
10.????,?CreategtGeometrygtCompound Object
?????Boolean,???????Subtraction(A-B),??Pick
Operand B,??????,???????
11
??????
11.??FFD(Box)444???,??Control
Points???,?Perspective?????????6????,?Left???????,
??????????
12.?Perspective?????????6????,?Left???????
,????????????,?????????
13.??Line,?Top?????????2????,????4????????
??????
14.????,??Enable In Renderer?Enable In
Viewport,??Thickness? 5,?????????ChamferCly??4????
?????????
12
??????
??????
??????????,????Cross Section(???)????????
????????,????Surface(??)???,?????????????????

???????????,????Surface(??)???,??????????
???????
13
??????
??_73
??
1.??????????????.max??????12?????,????????????
???
2.????1?????130,130,10??,????Hide
Selection??,???????????
3.??????,??Edit Spline??????Attach
Multiple(????) ???????Select All??,???Attach??????
????????????
4.??CrossSection(???)???,????????Linear(??)???
,???????????????????
14
??????
5.??Surface(??)???,??Steps(??)?
60???,???????????
6.??Shell(??)???,??Inner Amount(???)?
8.0,?????????Front?????,??Unhide
All(??????)??,????????????Extrude(??)???,??Amount?
? 8.0,????????
15
??????
??_74
??
1.????????????.max????????????,?????????
2.????????Snap,???????Endpoint(??)???Line,?Top
?????????1???????Attach,??????????????????Refine,?
???,???????Bezier?
3.?Left???,??????,??????????,????????,????????
????,?????????
4.?????????Create Line,?Top?????????,????????3
???????,????????????
16
??????
5.?Front???,?????????Bezier,??????????????,???
?????,?????????
6.??Surface(??)???,??Steps?
30???????????????????????,?????????????????Perspec
tive???,????????,??????????????
7.??Shell(?)???,??Outer Amount?
2.2???????????Bevel Edges(????),Auto Smooth
Edge(??????)??Select Edges(????)???
8.??Smooth(??)???,??Auto Smooth(????)???
17
??????
??_75
????
1.??????????????.max????????????,?????????
2.????????Snap??,???????Endpoint(??)???Line,?T
op???????????1????? ??Attach,??????????????????Ref
ine,????,???????Bezier?
3.?????????Create Line,?Top?????????,????????
9???????,??????????
4.?Left???????3???,???Front??,???????????,????
???
5.?Left???????3???,???Front??,???????????,????
???
18
??????
6.?Left???????2???,???Front??,???????????,????
??????????????
7.????,??Mirror(??),??Instance????????????????
???????,??????????????
8.??Surface(??)???,??Threshold(??)? 8,Steps
(??)? 20???????????????
9.??Smooth(??)???,??????????
19
??????
??_76
???
????
1.?CreategtGeometrygtPatch Grids(????)???,??Quad
Patch(????)?Front??????????1?Length, Width,
Length Segs, Width Segs? 240,40,12,4???
2.????,? M ????????????????,?Shader Basic
Parameters?????2-Side(??)??,??Assign Material to
Selection??,????????
3.??Edit Patch(????)???,??Vertex????
4.?Front???,??????,?????????,??????????????,??
????1???????,???????????
20
??????
5.?Left???,???????????????????1??????????????2
?4?????,??????????????????Top???,?????????????,???
????????
6.??Edit Patch????Left??,??Bend(??)??????Angle
(??)?150,Direction(??)? 90,??Limit
Effect(????),Axis(?)? Y?,Upper Limit (????)?
150???,?????????????
7.????,??Convert TogtConvert to Editable
Patch???????
21
??????
8.?Left???,??????4?????,????Bend(??)??????Angl
e(??)? 100,Axis(?)?X????????????????
9.????,??Convert TogtConvert to Editable
Patch??????,????????????Vertex(??)???,??????????,?
???????????
????
10.?Top???,???????????????????Pan(??)?????????
22
??????
11.????,??ToolsgtArray??,??1D Count (??)?
6,Incremental(??)Rotate?Z?? 60????????????????4???
?
12.??????,?Top???Left???????????
13.?????????Vertex (??)???,????????4??????????
??,????????
14.??Line??,?Front?????????1??????Lathe(??)???
,??Axis??????????
15.??????,??GroupgtGroup???????????????
23
??????
????
16.?Front???,?????????????????Line??,?Front???
???????1?????????,???Circle????1?Radius?
5??????????
17.????,?CreategtGeometrygtCompound Object
(????)???,??Loft??,??? Get Shape??,???????????????

18.?CreategtGeometrygtPatch Grids???,??Quad
Patch????Front???????????1?Length,Width,Length
Segs,Width Segs? 600,30,8,4????
19.??Edit Patch???,??Vertex?????Front???,?????
????,???????????
24
??????
20.??Edit Patch???Bend(??)??????Angle(??)?
100,Axis (?)?X???????????????????,??Convert to
Editable Patch??????,????????
21.??Left??,????Bend(??)??????Angle(??)?
120,Direction(??)? 90,??Limit Effect(????),Axis(?)
?Y?,Upper Limit (????)? 200??????????????????,??Co
nvert to Editable Patch??????,????????
22.?Front???,???????????90????
Mirror(??)??,?????????????????????2???????????????

23.??Line,?Front????????1???????,??Thickness(?
?)? 2,????????
25
??????
24.?CreategtGeometrygtPatch Grids???,??Sphere,?F
ront?????1?Radius? 3??????????
25.???????,??Groupgt Group??????????????1??????
??????????????????????