?? eshape.m
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function pdemodel[pde_fig,ax]=pdeinit;pdetool('appl_cb',1);set(ax,'DataAspectRatio',[1 1 1]);set(ax,'PlotBoxAspectRatio',[1024 681.24444444444453 15.138765432098767]);set(ax,'XLimMode','auto');set(ax,'YLim',[-70 70]);set(ax,'XTick',[ -50,... -45,... -40,... -35,... -30,... -25,... -20,... -15,... -10,... -5,... 0,... 5,... 10,... 15,... 20,... 25,... 30,... 35,... 40,... 45,... 50,...]);set(ax,'YTick',[ -60,... -55,... -50,... -45,... -40,... -35,... -30,... -25,... -20,... -15,... -10,... -5,... 0,... 5,... 10,... 15,... 20,... 25,... 30,... 35,... 40,... 45,... 50,... 55,... 60,...]);pdetool('gridon','on');% Geometry description:pdepoly([ 20.001000000000001,... -29.977973568281946,... -29.977973568281946,... 19.977973568281953,... 19.977973568281953,... -20,... -20,... 19.977973568281953,... 19.977973568281953,... -20.022026431718068,... -20.022026431718068,... 19.9999,...],...[ 35,... 35,... -35,... -35,... -12.951541850220295,... -12.951541850220295,... -7,... -7,... 7,... 7,... 13,... 13,...],... 'P1');pderect([13.5 15 3.2892804698971929 -2.6725403817915065],'R1');pderect([-65 48.5 72 -72],'R2');set(findobj(get(pde_fig,'Children'),'Tag','PDEEval'),'String','P1+R1+R2')% Boundary conditions:pdetool('changemode',0)pdesetbd(16,...'dir',...1,...'1',...'0')pdesetbd(15,...'dir',...1,...'1',...'0')pdesetbd(10,...'dir',...1,...'1',...'0')pdesetbd(9,...'dir',...1,...'1',...'0')% Mesh generation:setuprop(pde_fig,'Hgrad',1.3);setuprop(pde_fig,'refinemethod','regular');pdetool('initmesh')% PDE coefficients:pdeseteq(1,...'1.0',...'0.0',...'10.0',...'1.0',...'0:10',...'0.0',...'0.0',...'[0 100]')setuprop(pde_fig,'currparam',...['1.0 ';...'0.0 ';...'10.0';...'1.0 '])% Solve parameters:setuprop(pde_fig,'solveparam',...str2mat('0','1000','10','pdeadworst',...'0.5','longest','0','1E-4','','fixed','Inf'))% Plotflags and user data strings:setuprop(pde_fig,'plotflags',[1 1 1 1 1 1 1 1 0 0 0 1 1 0 0 0 0 1]);setuprop(pde_fig,'colstring','');setuprop(pde_fig,'arrowstring','');setuprop(pde_fig,'deformstring','');setuprop(pde_fig,'heightstring','');?? 快捷鍵說明
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