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function plot_rose
draw_main(450,90); function draw_main(x,y) %粉红色玫瑰 arcdata{1}=[65 -60 150 350 8 66 -54 300 470 8 65 -56 30 230 10 64 -57 300 490 17]; ellipsedata{1}=[73 -30 250 450 27 40 59 -30 100 290 27 40 65 -40 140 270 20 30]; arcdata{2}=[0 0 150 350 12 1 8 280 470 12 0 2 30 230 16 0 3 80 240 28 2 8 180 330 22 -2 2 310 460 25]; ellipsedata{2}=[-12 30 120 300 30 40 10 28 250 423 30 42 -4 10 290 393 30 40]; ellipsedata{3}=[120 5 0 360 15 25]; ellipsedata{4}=[-70 10 0 360 14 20]; rose_e{2}=[x+16 y+32 235 355 26 35 x-15 y+32 190 310 30 35 x+0 y+35 190 350 43 50]; rose_e{1}=[x+80 y-48 220 350 22 50 x+50 y-48 190 320 22 50 x+65 y-28 180 360 36 50]; rose_e{3}=[x+120 y-6 200 340 17 25 x+120 y+7 160 380 17 27]; rose_e{4}=[x-70 y+15 140 390 17 20 x-75 y-10 205 340 10 30 x-60 y-10 195 340 5 30]; arcdata{3}=[0 82 190 350 6]; ss={'m','r','b','y'}; s0={'k','k','g'}; figure('menubar','none','numbertitle','off','name','rose'); % figure('numbertitle','off','name','rose'); hold on for j=1:length(ellipsedata) for i=1:size(ellipsedata{j},1) rectangle('Position',[x+ellipsedata{j}(i,1)-ellipsedata{j}(i,5),y+ellipsedata{j}(i,2)-ellipsedata{j}(i,6),2*ellipsedata{j}(i,5),2*ellipsedata{j}(i,6)],'Curvature',[1,1],... 'FaceColor',ss{j}) end if j<4 for i=1:size(arcdata{j},1) draw_arc(x+arcdata{j}(i,1),y+arcdata{j}(i,2),arcdata{j}(i,3),arcdata{j}(i,4),arcdata{j}(i,5),s0{j}); end end for i=1:size(rose_e{j},1) plot_rose_e(rose_e{j},j); end end for j=1:3 zhuzhi=[x-98,y+100+j,255,371,100,80 x-20,y+30+j,260,358,140,140 x+224,y+20+j,180,218,160,140]; draw_branch(zhuzhi); end ce_branch=[x+70,y+34,180,233,140,140; x,y+40,205,255,100,120; x+135,y-30,209,249,72,120; x,y+20,263,301,100,120; x+85,y-10,278,305,100,120; x+100,y-62,282,308,90,120; x-50,y-10,277,314,30,120; x+70,y+80,222,266,52,120; x-60,y-45,229,266,52,120; x+79,y-45,229,266,52,120; x+84,y,224,273,52,120; x+110,y+40,240,282,100,120]; draw_branch(ce_branch); t_leaf=[x+168,y+282,10,20,-40; x+160,y+252,8,16,260; x+145,y+270,8,16,-15; x+156,y+224,10,20,-45; x+150,y+200,8,16,270; x+135,y+220,8,16,-10; x+146,y+144,8,16,-80; x+130,y+130,6,12,235; x+125,y+154,7,14,-10; x+78,y+98,6,12,-90; x+60,y+90,5,10,180; x+70,y+109,5,10,-45; x-125,y+270,12,24,60; x-95,y+270,10,20,10; x-110,y+245,10,20,90; x-105,y+220,10,20,45; x-100,y+190,8,16,135; x-75,y+210,8,16,-45; x+65,y+190,10,20,-45; x+40,y+185,8,16,0; x+55,y+165,8,16,90]; for j=1:size(t_leaf,1) draw_elli(t_leaf(j,1),t_leaf(j,2),t_leaf(j,3),t_leaf(j,4),t_leaf(j,5)); end axis ij axis off set(gcf,'color','k'); daspect([1,1,1]) % 画旋转椭圆 function draw_elli(x0,y0,a,b,theta) theta=-theta; t = 0:0.01:2*pi; x = a*cos(t); y = b*sin(t); xy = zeros(2,length(t)); for i = 1:length(t) xy(:,i) = expm([0,-pi/180*theta;pi/180*theta,0])*[x(i);y(i)]; end plot(x0 +xy(1,:),480-y0 + xy(2,:),'g'); % 画弧线 function draw_arc(x0,y0,st_a,en_a,r,c_c) t = (pi/180*st_a:0.01:pi/180*en_a)-pi; x = x0 + r*cos(t); y = y0 + r*sin(t); plot(x,y,c_c); % 花萼 function plot_rose_e(matr,ch) x=[];y=[];n=size(matr,1); for i=1:size(matr,1) t=(matr(i,3):matr(i,4))*pi/180-pi; x1=matr(i,1)+matr(i,5)*cos(t); y1=matr(i,2)+matr(i,6)*sin(t); if i<3 x1=2*matr(i,1)-x1; end x1=fliplr(x1); y1=fliplr(y1); if n<3 && i<2 x1=fliplr(x1); y1=fliplr(y1); end if ch==4 && i==2 x1=fliplr(x1); y1=fliplr(y1); end x=[x,x1]; y=[y,y1]; end fill(x,y,'g'); % 画树枝 function draw_branch(zhuzhi) for k=1:size(zhuzhi,1) t=(zhuzhi(k,3):zhuzhi(k,4))*pi/180-pi; x1=zhuzhi(k,1)+zhuzhi(k,5)*cos(t); y1=zhuzhi(k,2)+zhuzhi(k,6)*sin(t); x1=2*zhuzhi(k,1)-x1; plot(x1,y1,'g','linewidth',2); end 
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2个回答
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楼主这是有什么问题呢
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额 我想成功显示玫瑰花然后研究代码 刚接触matlab
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2014-10-23 18:33:59
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