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1、Matlab產(chǎn)生IGES文件代碼【matlab源碼】
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Matlab產(chǎn)生IGES文件代碼
一、程序說明
本團隊長期從事matlab編程與仿真工作，擅長各類畢業(yè)設計、數(shù)據(jù)處理、圖
表繪制、
理論分析等，程序代做、數(shù)據(jù)分析
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具體信息聯(lián)系
二、程序示例
%產(chǎn)生數(shù)據(jù)并寫入iges文件
clc
clear
issearch=2;%0表示只寫點，1表示只寫線，2表示點線都寫
fprintf('正在寫文件。。。\n');
%產(chǎn)生正弦波文件
x=0:0.1:10;
x=x
2、';
y=sin(x);
Data=[xy];
Data(1,3)=0;
write_iges('iges_sin.igs',Data,issearch)
%產(chǎn)生peaks文件
[x,y,z]=peaks(30);xx=x(:);
yy=y(:);
zz=z(:);
Data=[xxzzyy];
write_iges('iges_peaks.igs',Data,issearch)
%產(chǎn)生拋物線文件
[x,y]=meshgrid(-1:0.1:1);
z=x.A2+y.A2;
xx=x(:);
yy=y(:);
zz=z(:);
Data=[xxyyzz];
3、write_iges('iges_paowu.igs',Data,issearch)
%產(chǎn)生解釋文件
xx=[10;0];
yy=[0;10];
zz=[0;0];
Data=[xxyyzz];
write_iges('igesforexplain.igs',Data,0)%產(chǎn)生Matlab圖標
[x,y]=meshgrid(linspace(-1,1,16));z=membrane;
z=z(1:2:end,1:2:end,1:2:end);xx=x(:);
yy=y(:);
zz=z(:);
Data=[xxzzyy];
write_iges('iges_matla
4、b.igs',Data,issearch)
fprintf('寫文件結束。\n');
add_start_global函數(shù)文件:
%構造開始段和全局段字符串
function[filename,file_str]=add_start_global(FileName)
%開始段信息
start='Matlab-IGES-UG,Proe';
%全局段信息
timedata=clock;
Time=sprintf('%4s%2s%2s.%2s%2s%2s',num2str(timedata(1)),num2str(timeda
ta(2)),num2str(timedata(3)
5、),num2str(timedata(4)),num2str(timedata(5)
),
num2str(floor(timedata(6))));
Author='USTCGJ_QSQ';
G_1='1H,';
G_2='1H;';
G_3='7HPRT0001';
G_4=strcat(num2str(length(FileName)),'H',FileName);%FileName
G_5='49HPro/ENGINEERbyParametricTechnologyCorporation';
G_6='7H2007170';
G_7='32';
G_8='38';
6、
G_9='7';
G_10='38';
G_11='15';
G_12='7HPRT0001';
G_13='1.';
G_14='2';
G_15='2HMM';
G_16='32768';
G_17='0.5';
G_18=strcat(num2str(length(Time)),'H',Time);%Time;
G_19='0.0865991';
G_20='866.025';
G_21=strcat(num2str(length(Author)),'H',Author);%Author;
G_22='4HUSTC';
G_23='10';
G_24='
7、0';
G_25=strcat(num2str(length(Time)),'H',Time);%Time;
%構造字符串
file_str='';
%start
start=add_section_index(start,'S',1);
file_str=strcat(file_str,start,'\n');
%global
rowstr='';
count=0;
fori=1:25
ifi==25
temp=strcat((['G_',num2str(i)]),';');
else
temp=strcat((['G_',num2str(i)]),',');
8、end
iflength(rowstr)+length(temp)>72
count=count+1;
rowstr=add_section_index(rowstr,'G',count);
file_str=strcat(file_str,rowstr,'\n');
rowstr=temp;
else
rowstr=strcat(rowstr,temp);
ifi==25
count=count+1;
rowstr=add_section_index(rowstr,'G',count);
file_str=strcat(file_str,rowstr,'\n');
9、
end
end
end
filename=FileName;
end
functionresult=add_section_index(str,section,index)
result=sprintf('%-72s%s}',str,section,index);end
write_iges函數(shù)文件:
%寫igs文件
%FileName為寫入的文件名，Data為待寫入的數(shù)據(jù)
functionwrite_iges(FileName,Data,PointOrLine)Index=0;
%構造開始段和全局段字符串
[filename,file_str]=add_start
10、_global(FileName);
%構造索引段和參數(shù)段
ifnargin==2
pointorline=2;%0表示只寫點，1表示只寫線，2表示點線都寫
else
pointorline=PointOrLine;
end
ifpointorline==0
%寫點
[strDir2strPara2Index]=
writePoint(Data(1:end,1),Data(1:end,2),Data(1:end,3),Index);
file_str=strcat(file_str,strDir2);
file_str=strcat(file_str,strPara2)
11、;
elseifpointorline==1
%寫線
[strDir1strPara1Index]=
writeLine(Data(1:end-1,1),Data(1:end-1,2),Data(1:end-
1,3),Data(2:end,1),Data(2:end,2),Data(2:end,3),Index);
file_str=strcat(file_str,strDir1);
file_str=strcat(file_str,strPara1);
elseifpointorline==2
%寫線
[strDir1strPara1Index]=
writeLine
12、(Data(1:end-1,1),Data(1:end-1,2),Data(1:end-
1,3),Data(2:end,1),Data(2:end,2),Data(2:end,3),Index);
file_str=strcat(file_str,strDir1);
%寫點
[strDir2strPara2Index]=
writePoint(Data(1:end,1),Data(1:end,2),Data(1:end,3),Index);
file_str=strcat(file_str,strDir2);
file_str=strcat(file_str,strPara1)
13、;
file_str=strcat(file_str,strPara2);
end
%構造結束段
str_end=sprintf('%s}%s}%s}%s}As}','S',1,'G',4,'D',2*Index,'P',Index,'T',1);
file_str=strcat(file_str,str_end,'\n');
%寫入文件
fid=fopen(FileName,'wt');
fprintf(fid,file_str);
fclose(fid);
writeLine函數(shù)文件:
%Index為總元素的個數(shù)
function[strDir,strPara,In
14、dex]=writeLine(x1,y1,z1,x2,y2,z2,
Index)
if
length(x1)~=length(y1)||length(x1)~=length(z1)||length(x2)~=length(y
2)
||length(x2)~=length(z2)||length(x2)~=length(y1)
disp('2了，幾個線呀?’)；
end
Direction=struct('type',[],...%
'paraPtr',[],...%
'version','1',...
'lineStyle','1',...
'layer','0',.
15、..
'view','0',...
'matrix','0',...
'label','0',...
'status','00000001',...
'section','D',...
'type1',[],...%
'lineWeight','0',...
'color','2',...
rowNum','1',...
'form','0',...
'reserved','',...
'reserved1','',...
'elementLabel',[],...%
'elementIndex',[],...%
'section1','D'...
);
Li
16、ne=struct('pointDir',Direction,...
'x1',[],...
'y1',[],...
'z1',[],...
'x2',[],...
'y2',[],...
'z2',[],...
'ptr',[]...
);
count=0;
strDir='';
strPara='';
fori=1:length(x1)
count=count+1;
Index=Index+1;
Line.pointDir.type='110';
Line.pointDir.elementLabel='LINE';
Line.pointDir.elemen
17、tIndex=num2str(count);
Line.pointDir.paraPtr=num2str(Index);
Line.pointDir.type1=Line.pointDir.type;
Line.x1=x1;
Line.y1=y1;
Line.z1=z1;
Line.x2=x2;
Line.y2=y2;
Line.z2=z2;
Line.ptr=2*Index-1;
%構造字符串
strDir_temp=sprintf('%8s%8s%8s%8s%8s%8s%8s%8s%8s%s}\n%8s%8s%8s%8s%8s
%8
s%8s%8s%8s%s}',
18、...
Line.pointDir.type,...
Line.pointDir.paraPtr,...
Line.pointDir.version,...
Line.pointDir.lineStyle,...
Line.pointDir.layer,...
Line.pointDir.view,...
Line.pointDir.matrix,...
Line.pointDir.label,...
Line.pointDir.status,...
Line.pointDir.section,2*Index-1,...
Line.pointDir.type1,...
19、Line.pointDir.lineWeight,...
Line.pointDir.color,...
Line.pointDir.rowNum,...
Line.pointDir.form,...
Line.pointDir.reserved,...
Line.pointDir.reserved1,...
Line.pointDir.elementLabel,...
Line.pointDir.elementIndex,...
Line.pointDir.section1,2*Index);
strPara_temp=sprintf('%s,%.2f,%.2f,%.2f,
20、%.2f,%.2f,%.2f;',...
Line.pointDir.type,...
Line.x1(i),...
Line.y1(i),...
Line.z1(i),...
Line.x2(i),...
Line.y2(i),...
Line.z2(i));
strPara_temp=sprintf('%-64s�P%7s',strPara_temp,2*Index-
1,Line.p
ointDir.paraPtr);
strDir=strcat(strDir,strDir_temp,'\n');
strPara=strcat(strPara,str
21、Para_temp,'\n');end
writePoint函數(shù)文件:
%Index為總元素的個數(shù)
function[strDir,strPara,Index]=writePoint(x,y,z,Index)
iflength(x)~=length(y)||length(x)~=length(z)
disp('2了，幾個點呀?’)；
end
Direction=struct('type',[],...%
'paraPtr',[],...%
'version','1',...
'lineStyle','1',...
'layer','0',...
'view','0',.
22、..
'matrix','0',...
'label','0',...
'status','00000001',...
'section','D',...
'type1',[],...%
'lineWeight','0',...
'color','2',...
'rowNum','1',...
'form','0',...
'reserved','',...
'reserved1','',...
'elementLabel',[],...%
'elementIndex',[],...%
'section1','D'...
);
Point=struct('poi
23、ntDir',Direction,...
'x',[],...
'y',[],...
'z',[],...
'ptr',[]...
);
count=0;
strDir='';
strPara='';
fori=1:length(x)
count=count+1;
Index=Index+1;
Point.pointDir.type='116';
Point.pointDir.elementLabel='POINT';
Point.pointDir.elementIndex=num2str(count);
Point.pointDir.paraPtr=num2st
24、r(Index);
Point.pointDir.type1=Point.pointDir.type;
Point.x=x;
Point.y=y;
Point.z=z;
Point.ptr=2*Index-1;
%構造字符串
strDir_temp=sprintf('%8s%8s%8s%8s%8s%8s%8s%8s%8s%s}\n%8s%8s%8s%8s%8s
%8
s%8s%8s%8s%s}',...
Point.pointDir.type,...
Point.pointDir.paraPtr,...
Point.pointDir.version,...
Point
25、.pointDir.lineStyle,...
Point.pointDir.layer,...
Point.pointDir.view,...
Point.pointDir.matrix,...
Point.pointDir.label,...
Point.pointDir.status,...
Point.pointDir.section,2*Index-1,...
Point.pointDir.type1,...
Point.pointDir.lineWeight,...
Point.pointDir.color,...
Point.pointDir.rowNum,.
26、..
Point.pointDir.form,...
Point.pointDir.reserved,...
Point.pointDir.reserved1,...
Point.pointDir.elementLabel,...
Point.pointDir.elementIndex,...
Point.pointDir.section1,2*Index);
strPara_temp=sprintf('%s,%.2f,%.2f,%.2f;',...
Point.pointDir.type,...
Point.x(i),...
Point.y(i),...
Point.z
27、(i));
strPara_temp=sprintf('%-64s?P%7s',strPara_temp,2*Index-
1,Point.pointDi
r.paraPtr);
strDir=strcat(strDir,strDir_temp,'\n');
strPara=strcat(strPara,strPara_temp,'\n');end
end
writeColor函數(shù)文件:
%Index為總元素的個數(shù)
function[strDir,strPara,Index]=writeColor(r,g,b,Index)
iflength(r)~=length(g)||l
28、ength(r)~=length(b)
disp('2了，幾個點呀?’)；
end
Direction=struct('type',[],...%
'paraPtr',[],...%
'version','1',...
'lineStyle','1',...
'layer','0',...
'view','0',...
'matrix','0',...
'label','0',...
'status','01000200',...
'section','D',...
'type1',[],...%
'lineWeight','0',...
'color','2',
29、...
'rowNum','1',...
'form','0',...
'reserved','',...
'reserved1','',...
'elementLabel',[],...%'elementIndex',[],...%'section1','D'...
);
Color=struct('pointDir',Direction,...
'r',[],...
'g',[],...
'b',[],...
'ptr',[]...
);
count=0;
strDir='';
strPara='';
fori=1:length(r)
count=coun
30、t+1;
Index=Index+1;
Color.pointDir.type='314';
Color.pointDir.elementLabel='COLOR';
Color.pointDir.elementIndex=num2str(count);
Color.pointDir.paraPtr=num2str(Index);
Color.pointDir.type1=Color.pointDir.type;
Color.r=r;
Color.g=g;
Color.b=b;
Color.ptr=2*Index-1;
%構造字符串
strDir_temp=sprint
31、f('%8s%8s%8s%8s%8s%8s%8s%8s%8s%s}\n%8s%8s%8s%8s%8s
%8
s%8s%8s%8s%s}',...
Color.pointDir.type,...
Color.pointDir.paraPtr,...
Color.pointDir.version,...
Color.pointDir.lineStyle,...
Color.pointDir.layer,...
Color.pointDir.view,...
Color.pointDir.matrix,...
Color.pointDir.label,...
Color.poi
32、ntDir.status,...
Color.pointDir.section,2*Index-1,...
Color.pointDir.type1,...
Color.pointDir.lineWeight,...
Color.pointDir.color,...
Color.pointDir.rowNum,...
Color.pointDir.form,...
Color.pointDir.reserved,...
Color.pointDir.reserved1,...
Color.pointDir.elementLabel,...
Color.pointDir.el
33、ementIndex,...
Color.pointDir.section1,2*Index);
strPara_temp=sprintf('%s,%.1f,%.1f,%.1f;',...
Color.pointDir.type,...
Color.r(i),...
Color.g(i),...
Color.b(i));
strPara_temp=sprintf('%-64s�P%7s',strPara_temp,2*Index-1,Color.
pointDir.paraPtr);
strDir=strcat(strDir,strDir_temp,'\n');
strPara=strcat(strPara,strPara_temp,'\n');
end
end
Matlab產(chǎn)生IGES文件代碼【matlab源碼】
