数学建模社区-数学中国

标题: matlab [打印本页]

作者: majiancumt    时间: 2009-4-19 18:21
标题: matlab
function q=mmhole(x,y,z,xlim,ylim)2 h1 ^' R/ E/ R/ f$ ~/ x  I
%MMHOLE Create Hole in 3D Graphics Data4 r) k8 U' n( }4 f4 @; n
% Z=MMHOLE(X,Y,Z,Xlim,Ylim) sets the data in Z to NaN5 ~% U6 E7 i' g( n
% corresponding to the limits in Xlim=[Xmin Xmax] and
" U( |/ x6 }5 `* `  c% Ylim=[Ymin Ymax]. If Xlim or Ylim are empty they are; _( T9 g  b+ H4 S/ b3 G4 l
% assumed to be [-inf inf].
8 \9 @4 R; f( Q6 f4 J% X and Y can be plaid matrices, e.g., created by MESHGRID$ [' j: Z# @  A* H
% or they can be vectors defining the x and y axes.
' X' b0 v( v5 C6 j- V3 G%0 M, X$ U. \( r  z) W/ r
% Z=MMHOLE(Z,Clim,Rlim) creates the NaN hole based on the 2 [( j, i# d: u+ D2 h2 R) d' I' N* k
% column index limits in Clim and the row index limits in Rlim/ Q4 D; J7 P( ~/ ~) r
%, d. c, T" K2 {# p5 b% R7 A
% Resulting data can be plotted using mesh or surf:- `5 s8 Q% X8 A
% MESH(X,Y,Z) or SURF(X,Y,Z)% ?9 C! c  Q8 r
% This function automates the procedure described on
- m# X$ J  s1 |% page 249 of "Mastering MATLAB".
, x( s6 C! d/ s2 |* {* K" R+ r
8 D: k+ m# }8 j- X5 G& u% D.C. Hanselman, University of Maine, Orono ME,  04469% T3 v0 t) I& U/ K0 C
% 9/26/95/ h3 }* O7 Y- P6 U6 i2 ^) t0 J
% Copyright (c) 1996 by Prentice-Hall, Inc.
5 l, ], @4 B1 e1 g; U; n( K. c' @: i7 r* T+ W8 S2 M' k+ Q
if nargin==3
作者: majiancumt    时间: 2009-4-19 18:29
function mmline(arg1,arg2,arg3,arg4,arg5,arg6)
) d$ k/ v  m5 L' F%MMLINE Set Line Properties Using Mouse.% E. }. e( X8 I5 D7 [% p" x
% MMLINE waits for a mouse click on a line then9 f2 X- C- n8 Q+ N5 v/ }# l/ A+ ?* h' f
% applies the desired properties to the selected line.
  E9 {7 b9 V1 _: n% Properties are given in pairs, e.g., MMLINE name value ...1 {- p7 L5 n' B( n% ~" e  O7 X
% Properties:
. ~8 [3 ~( c& q! |) s8 j4 J% NAME                VALUE                {default}" W% ]  P6 @2 r
% color                [y m c r g b w k] or an rgb in quotes: '[r g b]'
0 v) C% u! S. t, F* e. e% style                [-  --  :  -.]9 g$ p% X& G  ^& p
% mark                [o  +  .  *  x)]- x' X4 a: S5 ?" }' f/ m7 ]
% width                points for linewidth {0.5}# [' Z9 x% M, t
% size                points for marker size (6)7 f, `7 G7 R, Z/ B7 B0 ~
% zap                (n.a.)  delete selected line6 z2 D& M" l' L' B  t' p  Z
% Examples:2 f- a' c* i+ Z! f
% MMLINE color r width 2   sets color to red and width to 2 points
7 L, B$ B% T3 F3 p( w) Y% MMLINE mark + size 8     sets marker type to + and size to 8 points; \, m- |+ S4 t6 m
% MMLINE color '[1 .5 0]'  sets color to orange
! k! U: K6 r+ \& ~' h" {. G! T%5 l% t+ y% u6 E0 l5 S6 E5 ^
% Clicking on an object other than a line, or striking
3 V4 u# O  @- [& ~. H% a key on the keyboard aborts the command.
0 x0 |+ m9 l: r4 `. l0 I5 m) f7 o1 o/ y. f
% D.C. Hanselman, University of Maine, Orono, ME, 04469' y$ X& S6 e! a& \4 Z: w
% 4/27/95
% g. l7 S; L' r  Y% Copyright (c) 1996 by Prentice-Hall, Inc./ P* W0 V! U  }2 Y- r# g( p2 }9 j6 A

$ V8 w% O, X$ ^, WHf=mmgcf;, c0 X8 A/ j; D8 \. R( g9 E# k+ E, _
if isempty(Hf), error('No Figure Available.'), end
% d+ W7 a' R' L6 O7 i4 Y3 y! c  [  v" d* Nif length(get(0,'Children'))==1
# o( k( p! Q  ~( H& N4 `( M4 Q4 _/ h/ d        figure(Hf) % bring only figure forward) Y+ ^& q8 V. J) }2 }7 M  v- L
end
8 a2 a# q2 p0 b  t0 ikey=waitforbuttonpress;3 B! s; {$ T5 i- g. T
if key  % key on keyboard pressed
6 x( A' W0 A. U/ x        return5 \" a+ C4 L) f; F. W8 E: p, b
else    % object selected, M, V8 ?' w1 r/ i% u* L
        Hl=gco;( d& ^3 s& ^& }* h8 i
        if strcmp(get(Hl,'Type'),'line') % line object selected* T* V3 Z9 U( r9 _5 D" k+ W
                for i=1:2:max(nargin-1,1)
/ w) K% N" f! _# k9 f0 x* a' R                        name=eval(sprintf('arg%.0f',i),'[]'); % get name argument
, n" I% q; ?, P" M* b1 O  c% g                        if strcmp(name,'zap')
+ `* q' @# Q# k                                delete(Hl),return# c  a- p3 O; ^& w* G8 m, ~- u
                        end3 \6 _% D# Y$ F% A( z+ a" }
                        value=eval(sprintf('arg%.0f',i+1),'[]'); % get value argument9 a# i* M2 i4 y
                        if strcmp(name,'color')5 o" p, E1 z; T# _! ?
                                if value(1)=='[',value=eval(value);end+ x2 L- t: q  K, X/ y" f
                                set(Hl,'Color',value), b) U2 i4 c8 ~3 {+ S9 y
                        elseif strcmp(name,'style')
3 u" B( Y9 n7 ]                                set(Hl,'Linestyle',value)
$ `# x. t+ x4 x! X+ x                        elseif strcmp(name,'mark')5 F1 k2 I6 w( v! A3 E+ _. U4 s
                                set(Hl,'Linestyle',value)
6 P- o2 V$ Z+ v0 g2 d* `                        elseif strcmp(name,'width')- b3 I2 \; N1 |5 E; h4 E  x# ]# ^
                                value=abs(eval(value));
; c' O" U1 M- S                                set(Hl,'LineWidth',value)
  n6 k/ |9 q, |9 p' Q                        elseif strcmp(name,'size')
& N9 l) ?& h) U# s                                value=abs(eval(value));
6 E- q2 B0 m- |2 p                                set(Hl,'MarkerSize',value)# f4 ]4 z4 k% z7 V$ w( s& R+ L
                        else3 P5 [* o. @- l* G
                                disp(['Unknown Property Name: ' name])# m7 {, A! Z+ C! h# g* G0 p8 ]# Y
                        end8 t2 U5 U2 a! I; u. t6 [
                end, C& {" B- `/ X9 c" ?) d
        end3 D8 C  ^; W. m# [
end
作者: 上弦月的思念    时间: 2009-4-21 10:57
顶。。。。。。。。。。。。




欢迎光临 数学建模社区-数学中国 (http://www.madio.net/) Powered by Discuz! X2.5