【#文档大全网# 导语】以下是®文档大全网的小编为您整理的《笛卡尔心形线代码》,欢迎阅读!
[X,Y,Z] = meshgrid(linspace(-3,3,101));
%3D心型图方程如下;
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
% 制作出动态的隐形效果; hidden on
% 画出网格,制作网格动态效果; % 快渲染心得背面:
p = patch(isosurface(F,-0.001)); set(p,'FaceColor','w','EdgeColor','w');
% 构造Y-Z平面,,描完函数在该平面的点: 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
% 构造X-Z平面,描完函数在该平面的点: 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
% 构造X-Y平面,描完函数在该平面的点:
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
%函数已经画完,接下来为文字部分; pause(.2)
%设置字体大小,粗细,位置等,以下是打出I (心型图) Wendy;
text(7,50,70,'I', 'fontWeight','bold','FontAngle','italic','fontsize',60) pause(.5)
text(80,50,43,'Wendy', 'fontWeight','bold','FontAngle','italic','fontsize',60) pause(.2)
line([20 80],[50 50],[52.5 52.5], 'color','w') line([50 50],[20 80],[52.5 52.5], 'color','w') line([50 50],[50 50],[30 80], 'color','w')
%制作者签名;
text(40,60,30,'roger 2014.5.4', 'fontsize',8) text(35,45,30,'', 'fontsize',8)
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