function?[sys?x0?str?ts]?=?sfunxyz（txuflagaxvarargin）

%SFUNXY?S-function?that?acts?as?an?X-Y-Z?scope?using?MATLAB?plotting?functions.
%???This?M-file?is?designed?to?be?used?in?a?Simulink?S-function?block.
%???It?draws?a?line?from?the?previous?input?point?which?is?stored?using
%???discrete?states?and?the?current?point.??It?then?stores?the?current
%???point?for?use?in?the?next?invocation.
%
%???See?also?SFUNXYS?LORENZS.

%???Copyright?1990-2002?The?MathWorks?Inc.
%???$Revision:?1.38?$
%???Andrew?Grace?5-30-91.
%???Revised?Wes?Wang?4-28-93?8-17-93?12-15-93
%???Revised?Craig?Santos?10-28-96
%???Modified?by?Giampiero?Campa?April?04

switch?flag

??%%%%%%%%%%%%%%%%%%
??%?Initialization?%
??%%%%%%%%%%%%%%%%%%
??case?0
????[sysx0strts]?=?mdlInitializeSizes（axvarargin{:}）;
????warning?off;
????SetBlockCallbacks（gcbh）;
????warning?on;
??%%%%%%%%%%
??%?Update?%
??%%%%%%%%%%
??case?2
????sys?=?mdlUpdate（txuflagaxvarargin{:}）;

??%%%%%%%%%
??%?Start?%
??%%%%%%%%%
??case?‘Start‘
????LocalBlockStartFcn

??%%%%%%%%
??%?Stop?%
??%%%%%%%%
??case?‘Stop‘
????LocalBlockStopFcn

??%%%%%%%%%%%%%%
??%?NameChange?%
??%%%%%%%%%%%%%%
??case?‘NameChange‘
????LocalBlockNameChangeFcn

??%%%%%%%%%%%%%%%%%%%%%%%%
??%?CopyBlock?LoadBlock?%
??%%%%%%%%%%%%%%%%%%%%%%%%
??case?{?‘CopyBlock‘?‘LoadBlock‘?}
????LocalBlockLoadCopyFcn

??%%%%%%%%%%%%%%%
??%?DeleteBlock?%
??%%%%%%%%%%%%%%%
??case?‘DeleteBlock‘
????LocalBlockDeleteFcn

??%%%%%%%%%%%%%%%%
??%?DeleteFigure?%
??%%%%%%%%%%%%%%%%
??case?‘DeleteFigure‘
????LocalFigureDeleteFcn

??%%%%%%%%%%%%%%%%
??%?Unused?flags?%
??%%%%%%%%%%%%%%%%
??case?{?3?9?}
????sys?=?[];

??%%%%%%%%%%%%%%%%%%%%
??%?Unexpected?flags?%
??%%%%%%%%%%%%%%%%%%%%
??otherwise
????if?ischar（flag）
??????errmsg=sprintf（‘Unhandled?flag:?‘‘%s‘‘‘?flag）;
????else
??????errmsg=sprintf（‘Unhandled?flag:?%d‘?flag）;
????end

????error（errmsg）;

end

%?end?sfunxy

%
%=============================================================================
%?mdlInitializeSizes
%?Return?the?sizes?initial?conditions?and?sample?times?for?the?S-function.
%=============================================================================
%
function?[sysx0strts]?=?mdlInitializeSizes（axvarargin）

if?length?（ax）~=6
??error（[‘Axes?limits?must?be?defined.‘]）
end

sizes?=?simsizes;
sizes.NumContStates??=?0;
sizes.NumDiscStates??=?0;
sizes.NumOutputs?????=?0;
sizes.NumInputs??????=?3*fix（varargin{2}）;
sizes.DirFeedthrough?=?0;
sizes.NumSampleTimes?=?1;

sys?=?simsizes（sizes）;

x0?=?[];

str?=?[];

%
%?initialize?the?array?of?sample?times?note?that?in?earlier
%?versions?of?this?scope?a?sample?time?was?not?one?of?the?input
%?arguments?the?varargs?checks?for?this?and?if?not?present?assigns
%?the?sample?time?to?-1?（inherited）
%
ts?=?[varargin{1}?0];

%?end?mdlInitializeSizes

%
%================================================================

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????文件???????36078??2005-04-25?04:51??lorenz3d.mdl
?????文件???????12581??2005-04-19?15:01??m3dscope.mdl
?????文件???????12420??2005-04-19?02:27??sfunxyz.m
?????文件????????1315??2014-02-12?12:08??license.txt