注册一亩三分地论坛,查看更多干货!
您需要 登录 才可以下载或查看附件。没有帐号?注册账号 
x
不素偶写的code :P
原帖地址:http://stackoverflow.com/questio ... aped-mesh-in-matlab
![]()
MATLAB code:- % Initialize the volume data, figure, and axes:
- [X,Y,Z] = meshgrid(linspace(-3,3,101));
- F = -X.^2.*Z.^3-(9/80).*Y.^2.*Z.^3+(X.^2+(9/4).*Y.^2+Z.^2-1).^3;
- hFigure = figure;
- sz = get(hFigure, 'Position');
- set(hFigure, 'Position', [sz(1)-0.15*sz(3) sz(2) 1.3*sz(3) sz(4)]);
- set(hFigure,'color','w', 'menu','none')
- hAxes = axes('Parent',hFigure,'NextPlot','add',...
- 'DataAspectRatio',[1 1 1],...
- 'XLim',[30 120],'YLim',[35 65],'ZLim',[30 75]);
- view([-39 30]);
- axis off
- % hidden surface removal
- hidden on
- % Fill the inside of the mesh with an isosurface to
- % block rendering of the back side of the heart
- p = patch(isosurface(F,-0.001));
- set(p,'FaceColor','w','EdgeColor','none');
- % Create and plot contours in the y-z plane:
- for iX = [35 38 41 45 48 51 54 57 61 64 67]
- plane = reshape(F(:,iX,:),101,101);
- cData = contourc(plane,[0 0]);
- xData = iX.*ones(1,cData(2,1));
- plot3(hAxes,xData,cData(2,2:end),cData(1,2:end),'k');
- pause(.1), drawnow
- end
- % Create and plot contours in the x-z plane:
- for iY = [41 44 47 51 55 58 61]
- plane = reshape(F(iY,:,:),101,101);
- cData = contourc(plane,[0 0]);
- yData = iY.*ones(1,cData(2,1));
- plot3(hAxes,cData(2,2:end),yData,cData(1,2:end),'k');
- pause(.1), drawnow
- end
- % Create and plot contours in the x-y plane:
- for iZ = [36 38 40 42 44 46 48 50 52 54 56 58 60 62 64 66 69 71]
- plane = F(:,:,iZ);
- cData = contourc(plane,[0 0]);
- startIndex = 1;
- if size(cData,2) > (cData(2,1)+1)
- startIndex = cData(2,1)+2;
- zData = iZ.*ones(1,cData(2,1));
- plot3(hAxes,cData(1,2:(startIndex-1)),...
- cData(2,2:(startIndex-1)),zData,'k');
- end
- zData = iZ.*ones(1,cData(2,startIndex));
- plot3(hAxes,cData(1,(startIndex+1):end),...
- cData(2,(startIndex+1):end),zData,'k');
- pause(.1), drawnow
- end
- pause(.2)
- text(7,50,70,'I', 'fontWeight','bold','FontAngle','italic','fontsize',100)
- pause(.5)
- text(80,50,43,'Math', 'fontWeight','bold','FontAngle','italic','fontsize',100)
- pause(.2)
- line([20 80],[50 50],[52.5 52.5], 'color','k')
- line([50 50],[20 80],[52.5 52.5], 'color','k')
- line([50 50],[50 50],[30 80], 'color','k')
- text(20,50,50,'x')
- text(48,20,50,'y')
- text(45,50,80,'z')
- text(30,60,30,'(x^2+9/4y^2+z^2-1)^3 - x^2z^3-9/80y^2z^3=0', 'fontsize',8)
- text(35,45,30,'-3<x,y,z<3', 'fontsize',8)
复制代码 ####
for Statistics geeks:
|