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% ^& \3 s. k0 d1、cylinder函数:绘制三维圆柱图
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2、用法说明:2 N: [! T# Y) A, a+ r+ v A
; n# S9 C4 N( E( ](1)[x,y,z]=cylinder 函数返回一半径和高度都为1的圆柱体x,y,z轴的坐标值,圆柱体沿其周长有20个等距分布的点
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4 ^3 V8 f6 ?$ `(2)[x,y,z]=cylinder(r) 函数一个半径为r、高度为1的圆柱体的x,y,z轴的坐标值,圆柱体沿其周长有20个等距分布的点
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/ d7 G0 _2 S+ u(3)[x,y,z]=cylinder(r,n) 函数一个半径为r、高度为1的圆柱体的x,y,z轴的坐标值,圆柱体沿其周长有n个等距分布的点* `9 f: F4 N- ?: f. h" ?/ o! T
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(4)cylinder(...) 函数只绘制圆柱,没有任何的输出参量。其他参量及结果同上
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3、实例+ ?$ y0 c0 p0 {
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3.1、[x,y,z]=cylinder 函数
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>> [x,y,x] = cylinder
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2 L0 x3 M T0 C& j+ ]x =6 k1 _% M" i! X
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Columns 1 through 17# `6 o$ b& H1 P6 X9 p, |
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0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
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Columns 18 through 21
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0 0 0 0
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9 r4 F" X# w' q$ ?7 d Columns 1 through 10
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4 @& A, W T3 Z/ E# W 0 0.3090 0.5878 0.8090 0.9511 1.0000 0.9511 0.8090 0.5878 0.3090 Q5 g! r" T! N; X2 O+ p
0 0.3090 0.5878 0.8090 0.9511 1.0000 0.9511 0.8090 0.5878 0.3090
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Columns 11 through 205 E9 A& f9 w, y/ D
) x) ~2 f4 d* G+ W8 Y 0.0000 -0.3090 -0.5878 -0.8090 -0.9511 -1.0000 -0.9511 -0.8090 -0.5878 -0.3090; s/ B& i; ], ~$ Z# D
0.0000 -0.3090 -0.5878 -0.8090 -0.9511 -1.0000 -0.9511 -0.8090 -0.5878 -0.30903 l& A3 z7 s' Z- K& c( \
- c' G: k# p. n% F# \) @ Column 218 H/ Q! ?' v) Q( D; C9 q
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0
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x =
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Columns 1 through 17& S/ [) D ^) i5 q9 J
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1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1
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' F0 }: {6 w' T Columns 18 through 213 n' J; Q* B* i! }
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3.2、[x,y,z]=cylinder(r)函数
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>> [x,y,z]=cylinder(5)& C+ x. A/ \4 M- S; Y5 S
" E4 J q4 i6 C2 t* wx =
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Columns 1 through 107 l- C: E: F! F4 _4 [
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5.0000 4.7553 4.0451 2.9389 1.5451 0.0000 -1.5451 -2.9389 -4.0451 -4.7553/ i( O8 g9 m: _
5.0000 4.7553 4.0451 2.9389 1.5451 0.0000 -1.5451 -2.9389 -4.0451 -4.7553
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2 \* y8 R0 W: c6 d S Columns 11 through 20/ u. u4 f& T( J0 J. Z* V$ j
, K4 X' ^/ d9 N! ] -5.0000 -4.7553 -4.0451 -2.9389 -1.5451 -0.0000 1.5451 2.9389 4.0451 4.7553( J" t# \3 z0 e- e8 H; H
-5.0000 -4.7553 -4.0451 -2.9389 -1.5451 -0.0000 1.5451 2.9389 4.0451 4.7553& T3 s, W) Y4 D! a& F8 \2 x
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Column 212 r' E+ D& O: A3 ?2 o, F: |) a
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5.0000! {: ^1 K1 W) N' Y( C( H/ u9 A- l
5.0000; g W. t K. Q. E$ r/ b
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) L1 ?/ n0 U+ G; _1 X) yy =! v; E& u( `% ~3 N
- m: @3 o! |4 f0 |; i: }$ q Columns 1 through 10
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0 1.5451 2.9389 4.0451 4.7553 5.0000 4.7553 4.0451 2.9389 1.5451- }, y6 @& K5 f' c4 p2 J+ ]: M% W
0 1.5451 2.9389 4.0451 4.7553 5.0000 4.7553 4.0451 2.9389 1.5451) g- l# k [, q: z
+ s7 Y" q3 H$ o4 j: f2 j' x Columns 11 through 20
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0.0000 -1.5451 -2.9389 -4.0451 -4.7553 -5.0000 -4.7553 -4.0451 -2.9389 -1.5451! P( j9 }& X) D$ F' k- C' z& t
0.0000 -1.5451 -2.9389 -4.0451 -4.7553 -5.0000 -4.7553 -4.0451 -2.9389 -1.5451
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Column 21
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0
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z =
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2 w* x% R8 ]) u0 [( N7 W2 N% w Columns 1 through 171 a$ y( Y1 Z/ n* |
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0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 00 [$ }) ^5 M6 w
1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1) i) R+ X# N" j" s
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Columns 18 through 212 f! o. n! x0 E5 T& Y7 F1 w, M
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0 0 0 0
6 U' D, r% k' M. |7 D 1 1 1 1>> [x,y,z]=cylinder(5)
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) U) }: U- m7 O9 N( D+ P Columns 1 through 109 p6 }3 |+ t( N! N- K
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5.0000 4.7553 4.0451 2.9389 1.5451 0.0000 -1.5451 -2.9389 -4.0451 -4.75535 X$ Z' t' B C8 X- G
5.0000 4.7553 4.0451 2.9389 1.5451 0.0000 -1.5451 -2.9389 -4.0451 -4.75538 O+ L) v$ J$ V2 B- ^5 ~
5 z0 p% m: q- T) @" M) `3 B& S) G Columns 11 through 20
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-5.0000 -4.7553 -4.0451 -2.9389 -1.5451 -0.0000 1.5451 2.9389 4.0451 4.7553
; S" r' k3 Y$ z4 D -5.0000 -4.7553 -4.0451 -2.9389 -1.5451 -0.0000 1.5451 2.9389 4.0451 4.7553
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* u0 j2 W. ]# }: g Column 21
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5.0000
* l3 V: w) Q6 o, K' I; J/ o) M 5.0000
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V& z0 g& y' d7 G: I9 oy =' A! y- z0 ?$ {6 L2 T
2 v* o& A) g& x% V Columns 1 through 10
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' A9 ~' B, n! [$ Z) M, O7 ` 0 1.5451 2.9389 4.0451 4.7553 5.0000 4.7553 4.0451 2.9389 1.5451
* K. Q) K) p/ @ 0 1.5451 2.9389 4.0451 4.7553 5.0000 4.7553 4.0451 2.9389 1.54516 K9 _; V( ~3 {
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Columns 11 through 208 ^7 ~/ C/ ]) l; W
% q" G1 V; E) K: N1 w( p 0.0000 -1.5451 -2.9389 -4.0451 -4.7553 -5.0000 -4.7553 -4.0451 -2.9389 -1.5451
; P C( I- v; ~ 0.0000 -1.5451 -2.9389 -4.0451 -4.7553 -5.0000 -4.7553 -4.0451 -2.9389 -1.5451
' \! H2 E# O( f. B# w
9 i$ E4 J+ @' [5 `! Y7 N Column 219 @* o1 C: Y0 g4 k- k
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0# @! j4 w7 {. ?- o# x
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z =
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Columns 1 through 17
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0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
% t/ x* v g I& H- `, M. T; I1 k 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 11 l- y, a( ~" l6 O$ J: e# R
) _+ l8 w( ^( c) m- L. c Columns 18 through 21
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3.3、[x,y,z]=cylinder(r,n) 函数( U6 ^3 Z2 V2 j9 |9 I
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>> [x,y,z]=cylinder(5,10)
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Columns 1 through 10
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5.0000 4.0451 1.5451 -1.5451 -4.0451 -5.0000 -4.0451 -1.5451 1.5451 4.04510 B& ^; K7 j7 ~8 v
5.0000 4.0451 1.5451 -1.5451 -4.0451 -5.0000 -4.0451 -1.5451 1.5451 4.0451
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+ ^# m$ _" @! J+ U7 b Column 11& H# N. i$ o; @8 K0 O2 x
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5.0000: y" D! n8 e( H" B5 }
5.0000
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L5 I& Z. ~* y1 W6 n- }8 sy =2 u3 h4 A3 F e+ Q5 [
A( C# l, w5 P) K
Columns 1 through 103 j. v' V' }. x
, ^' q* A0 M- K+ T* { 0 2.9389 4.7553 4.7553 2.9389 0.0000 -2.9389 -4.7553 -4.7553 -2.9389
5 l ~; E; a" _% \- o 0 2.9389 4.7553 4.7553 2.9389 0.0000 -2.9389 -4.7553 -4.7553 -2.9389
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Column 11& \# U Y, \6 Q ?% ?7 ?4 v
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08 q0 U: _' O/ U# n
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5 G+ k' z# Z6 S) S' F; _3 x, ~! f3 Tz =
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3.4、cylinder(...) 函数
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; B6 H$ e9 [6 A9 c+ Q5 N>> cylinder(5)
9 W- ]& z7 s$ _绘制的圆柱图
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