function?d?=?ddiff?（?d1?d2?）

%*****************************************************************************80
%
%%?DDIFF?returns?the?signed?distance?to?a?region?that?is?the?difference?of?two?regions.
%
%??Discussion:
%
%????The?author?comments?that?this?is?not?the?true?signed?distance?function?for
%????the?difference?set?in?particular?around?corners.
%
%??Copyright:
%
%????（C）?2004?Per-Olof?Persson.?
%????See?COPYRIGHT.TXT?for?details.
%
%??Reference:
%
%????Per-Olof?Persson?and?Gilbert?Strang
%????A?Simple?Mesh?Generator?in?MATLAB
%????SIAM?Review
%????Volume?46?Number?2?June?2004?pages?329-345.
%
%??Parameters:
%
%????Input?real?D1?D2?the?signed?distances?to?region?1?and?2.
%
%????Output?real?D?the?signed?distance?to?the?region?formed?by
%????removing?from?region?1?its?intersection?with?region?2.
%
??d?=?max?（?d1?-d2?）;

??return
end

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2017-03-26?21:55??衛星三維建模與有限元分析MATLAB?GUI界面\
?????目錄???????????0??2017-03-26?21:55??衛星三維建模與有限元分析MATLAB?GUI界面\DISTMESH_3D\
?????文件?????????143??2010-08-24?10:35??衛星三維建模與有限元分析MATLAB?GUI界面\DISTMESH_3D\Untitled.m
?????文件?????????467??2010-08-24?16:18??衛星三維建模與有限元分析MATLAB?GUI界面\DISTMESH_3D\Untitled4.m
?????文件????????2380??2010-05-06?16:25??衛星三維建模與有限元分析MATLAB?GUI界面\DISTMESH_3D\contents.txt
?????文件?????????864??2010-05-06?16:20??衛星三維建模與有限元分析MATLAB?GUI界面\DISTMESH_3D\ddiff.m
?????文件?????????686??2010-05-06?16:21??衛星三維建模與有限元分析MATLAB?GUI界面\DISTMESH_3D\dintersect.m
?????文件????????4976??2012-10-30?10:33??衛星三維建模與有限元分析MATLAB?GUI界面\DISTMESH_3D\distmesh_3d.m
?????文件????????1040??2010-05-06?16:21??衛星三維建模與有限元分析MATLAB?GUI界面\DISTMESH_3D\dsphere.m
?????文件????????1155??2010-05-06?16:21??衛星三維建模與有限元分析MATLAB?GUI界面\DISTMESH_3D\dtable_write0.m
?????文件????????1506??2010-08-24?19:33??衛星三維建模與有限元分析MATLAB?GUI界面\DISTMESH_3D\fd01.m
?????文件?????????803??2010-05-06?16:22??衛星三維建模與有限元分析MATLAB?GUI界面\DISTMESH_3D\fd02.m
?????文件?????????956??2010-05-06?16:23??衛星三維建模與有限元分析MATLAB?GUI界面\DISTMESH_3D\fd03.m
?????文件?????????412??2010-05-06?16:23??衛星三維建模與有限元分析MATLAB?GUI界面\DISTMESH_3D\fd04.m
?????文件?????????798??2010-05-06?16:24??衛星三維建模與有限元分析MATLAB?GUI界面\DISTMESH_3D\fd05.m
?????文件?????????800??2012-10-30?10:37??衛星三維建模與有限元分析MATLAB?GUI界面\DISTMESH_3D\fd0501.m
?????文件?????????769??2010-05-11?15:53??衛星三維建模與有限元分析MATLAB?GUI界面\DISTMESH_3D\fd06.asv
?????文件?????????776??2010-05-11?15:54??衛星三維建模與有限元分析MATLAB?GUI界面\DISTMESH_3D\fd06.m
?????文件?????????653??2010-05-06?16:22??衛星三維建模與有限元分析MATLAB?GUI界面\DISTMESH_3D\fh01.m
?????文件?????????653??2010-05-06?16:22??衛星三維建模與有限元分析MATLAB?GUI界面\DISTMESH_3D\fh02.m
?????文件?????????653??2010-05-06?16:23??衛星三維建模與有限元分析MATLAB?GUI界面\DISTMESH_3D\fh03.m
?????文件?????????653??2010-05-06?16:23??衛星三維建模與有限元分析MATLAB?GUI界面\DISTMESH_3D\fh04.m
?????文件?????????698??2010-05-06?16:24??衛星三維建模與有限元分析MATLAB?GUI界面\DISTMESH_3D\fh05.m
?????文件?????????700??2012-10-30?10:37??衛星三維建模與有限元分析MATLAB?GUI界面\DISTMESH_3D\fh0501.m
?????文件?????????698??2010-05-06?16:24??衛星三維建模與有限元分析MATLAB?GUI界面\DISTMESH_3D\fh06.m
?????文件????????1149??2010-05-06?16:21??衛星三維建模與有限元分析MATLAB?GUI界面\DISTMESH_3D\itable_write0.m
?????文件????????2038??2010-05-06?16:21??衛星三維建模與有限元分析MATLAB?GUI界面\DISTMESH_3D\meshdemo_3d.m
?????文件????????1783??2012-10-30?10:29??衛星三維建模與有限元分析MATLAB?GUI界面\DISTMESH_3D\meshdemo_3d_01.m
?????文件????????1586??2010-08-24?16:43??衛星三維建模與有限元分析MATLAB?GUI界面\DISTMESH_3D\meshdemo_3d_02.asv
?????文件????????1584??2012-10-30?10:30??衛星三維建模與有限元分析MATLAB?GUI界面\DISTMESH_3D\meshdemo_3d_02.m
?????文件????????1744??2010-08-24?10:31??衛星三維建模與有限元分析MATLAB?GUI界面\DISTMESH_3D\meshdemo_3d_03.m
............此處省略28個文件信息