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% Y) r9 X0 O i6 B; D. F1、cylinder函数：绘制三维圆柱图
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2、用法说明：
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& i7 e" e7 {! M（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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( m6 I. E, V8 x) X# n5 @! W+ }- ]' A（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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$ S/ |0 x0 f3 b3 g7 v# _（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+ w* c+ I6 ^3 `! J) s
" G1 Y9 O l! a9 U% Y: V# ]" d（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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2 e& h' ]" f3 i# Z/ z# t3、实例! h% U& K4 o# v( X' ?4 u& f* ]
2 I4 N: I' D% h6 f ^+ _3.1、[x,y,z]=cylinder 函数
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>> [x,y,x] = cylinder
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5 a) O! K% b$ Ux =
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, N4 L5 G& ?8 t- y% k; ?; \ Columns 1 through 17# n% G+ T |4 Y* r: w8 I2 e
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0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 08 Y; r& Q6 c+ U
1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 13 Y8 s- s. Y/ }# ?+ g# N9 @, A( h
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Columns 18 through 21
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$ Z/ y: E# I0 c- o 1 1 1 12 x" e# R6 \8 t5 K$ S) p! w2 W8 p* u
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y =
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Columns 1 through 10
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' C& y# [8 r0 n7 e4 N% }' o4 A 0 0.3090 0.5878 0.8090 0.9511 1.0000 0.9511 0.8090 0.5878 0.3090
. |9 _' t' A3 w6 B, f 0 0.3090 0.5878 0.8090 0.9511 1.0000 0.9511 0.8090 0.5878 0.3090: K" A; {/ n( x: ~* ?
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Columns 11 through 20
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) ]6 [$ E+ s% g& Z' K 0.0000 -0.3090 -0.5878 -0.8090 -0.9511 -1.0000 -0.9511 -0.8090 -0.5878 -0.3090
# x% `1 P8 m- W; C6 }% A. j 0.0000 -0.3090 -0.5878 -0.8090 -0.9511 -1.0000 -0.9511 -0.8090 -0.5878 -0.3090" A$ T+ }% R' g! ?8 A. O; `
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Column 21# _, f9 R! v+ j, }6 r
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0
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Columns 1 through 17# |& x4 `1 P3 T; l' B, w( q6 s- j% j
6 v* G) E* G% J 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
& Y- N9 ~ f' o& v6 E6 H4 p 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1) U7 n/ N. i, D N# p/ _
: d( G) P0 E. J Columns 18 through 21
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0 0 0 0; s" f! ~& F7 |6 _6 G: H
1 1 1 1
5 `, ?7 z2 Y. D8 M$ |3.2、[x,y,z]=cylinder(r)函数5 ~8 L9 U8 h& [5 p, k. H. h
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>> [x,y,z]=cylinder(5)
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; `! A5 P) W+ C# w- ~) J8 _x =
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Columns 1 through 102 D- q7 d, a" P# C# I! o
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5.0000 4.7553 4.0451 2.9389 1.5451 0.0000 -1.5451 -2.9389 -4.0451 -4.7553
- k' A0 j) ], V5 Q0 Y" 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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0 \2 s7 q0 B9 P! f5 S 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& p. [5 y! V) [3 F( F
-5.0000 -4.7553 -4.0451 -2.9389 -1.5451 -0.0000 1.5451 2.9389 4.0451 4.7553
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Column 21
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$ K, i: U3 \ W. M+ Y1 }7 h5 w5 ?5 U$ \ 5.0000! H+ g8 V; h$ k* J& E
5.0000
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y =2 ?* h; N; K$ D% i2 I4 p6 z
1 o1 E3 }: r* H" X# E- x Columns 1 through 106 {: A" E/ [* ~ n" Z( c
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0 1.5451 2.9389 4.0451 4.7553 5.0000 4.7553 4.0451 2.9389 1.5451
5 J: L* V* Y: x) M, G 0 1.5451 2.9389 4.0451 4.7553 5.0000 4.7553 4.0451 2.9389 1.5451
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Columns 11 through 20) m, K# g2 ^# ?# L C
/ i* j s) i/ ^/ V n7 U 0.0000 -1.5451 -2.9389 -4.0451 -4.7553 -5.0000 -4.7553 -4.0451 -2.9389 -1.5451
1 @7 E; p0 m8 _ 0.0000 -1.5451 -2.9389 -4.0451 -4.7553 -5.0000 -4.7553 -4.0451 -2.9389 -1.5451
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5 k6 i% ?8 a4 }( |6 g. M. _ Column 21& S4 ]) D% R2 Y7 W
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0
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z =
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- Y" B" A/ {: j: H. H( I Columns 1 through 179 C- Q+ u' z; ^& ~# i
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0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
) k8 w0 K" C \4 {0 c 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1# X' L7 J# a' C6 \
! k" S2 k I& G9 m5 g; U) E Columns 18 through 21
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1 1 1 1>> [x,y,z]=cylinder(5)
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) Y2 m7 }3 C4 }x =
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Columns 1 through 10
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5.0000 4.7553 4.0451 2.9389 1.5451 0.0000 -1.5451 -2.9389 -4.0451 -4.7553' a9 ^ d, T/ v4 ^
5.0000 4.7553 4.0451 2.9389 1.5451 0.0000 -1.5451 -2.9389 -4.0451 -4.7553
3 |1 y; \; z) J8 V- z
8 H% \1 | o; z Columns 11 through 20- P' q. }- Z8 R- ^" v
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-5.0000 -4.7553 -4.0451 -2.9389 -1.5451 -0.0000 1.5451 2.9389 4.0451 4.7553
+ b% h+ B A' H4 J -5.0000 -4.7553 -4.0451 -2.9389 -1.5451 -0.0000 1.5451 2.9389 4.0451 4.7553& S& G' P8 P6 Y! q
- q6 o$ j# ^3 I2 n, g/ m
Column 211 l' H! U4 {( i8 a+ o
- q U3 P* R1 M2 l0 b4 { 5.0000. V/ a& T! X8 j L0 [
5.0000
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y =# Y* f5 @! w4 D2 x9 i
* o G0 q r+ Q Columns 1 through 10; }& y; n+ h0 a. D2 G: L
' T6 @5 e- l* A' U" V 0 1.5451 2.9389 4.0451 4.7553 5.0000 4.7553 4.0451 2.9389 1.5451
; o9 Z2 A |9 v8 i, x% Y! s5 k A3 Z2 } 0 1.5451 2.9389 4.0451 4.7553 5.0000 4.7553 4.0451 2.9389 1.5451& t1 S1 o6 t* A$ ?1 `
* l/ i/ y& \$ U Columns 11 through 20! E' D* }. R) | O
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0.0000 -1.5451 -2.9389 -4.0451 -4.7553 -5.0000 -4.7553 -4.0451 -2.9389 -1.5451. v) T+ m6 h- v! ^
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' a/ Y$ P% m# S }/ x
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5 v" H& l& a8 l9 U2 N4 O5 v1 b
, U3 p3 D6 ?+ l& {z =
* {3 Y7 h9 r( F" G6 s8 O
9 m* a3 }, F2 {: h* u Columns 1 through 172 m4 w1 w S) }3 o5 o) G
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0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
2 V1 J [; x! Q6 d$ n [0 @+ A 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1
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Columns 18 through 21
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& c& l4 k2 o' q- ~1 J! j) i# [3.3、[x,y,z]=cylinder(r,n) 函数
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; b n c7 l# U' Z>> [x,y,z]=cylinder(5,10)1 z7 k% X! W3 y1 ?% I4 C' g
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8 O. R. h' C: [4 h; k! h
( T8 {3 e" D' }4 z 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 4.0451) v/ M: ~$ h2 w
5.0000 4.0451 1.5451 -1.5451 -4.0451 -5.0000 -4.0451 -1.5451 1.5451 4.0451
7 @1 R D o L% W
1 I7 v, c$ @) X3 Z/ f# Q) n Column 118 |( b: @7 w8 c$ F" w
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5.0000
9 X0 q* `# a8 A e* f% C 5.0000
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y =
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, m2 _! r& J B6 i9 X! }; P6 W Columns 1 through 100 E0 F* j1 l; j- K. U
8 R& h. T8 l% E 0 2.9389 4.7553 4.7553 2.9389 0.0000 -2.9389 -4.7553 -4.7553 -2.9389
H# p5 ?6 c* x$ C9 m. U ~6 l7 i 0 2.9389 4.7553 4.7553 2.9389 0.0000 -2.9389 -4.7553 -4.7553 -2.9389+ g! f6 {' ~! g( w( D) @% f3 h
5 K1 a. {. X- r- Y9 k$ ~& P- ?+ I; \ Column 11. z; N% u- \, }- I6 O$ f: t
9 z3 V9 ?+ J' [% @- I! }- d9 y4 K 0
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z =
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' Q0 x. m$ F( j y$ Z% I0 H 0 0 0 0 0 0 0 0 0 0 0/ R: G9 b. L6 K# Y% L
1 1 1 1 1 1 1 1 1 1 18 ~8 r7 r1 y" ]3 z6 e6 i
3.4、cylinder(...) 函数
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>> cylinder(5)' z1 R6 q0 c2 f
绘制的圆柱图. W% p2 f+ c3 M) |1 P
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发表于 2021-5-18 14:50
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