MATLAB 強(qiáng)大的線條與漸變顏色設(shè)置.docx

1 漸變1.1t=linspace(0,2*pi) nan;x=sin(t);y=cos(2*t);z=sqrt(t);%所要繪制的曲線方程patch(x,y,z,z,edgecolor,flat,facecolor,none)view(3);grid on;colorbar1.2x=-200:5:200;y=-200:5:200;z=-200:5:200;m=linspace(0,1,length(x);for i=1:length(x);plot3(x(i),y(i),z(i),o,color,m(i) 0 0)hold onend13 柱狀圖填色Matlab繪制彩色柱狀圖 (2012-09-28 12:58:34)轉(zhuǎn)載標(biāo)簽：彩色柱狀圖雜談分類：Matlab首先，看一下效果圖。默認(rèn)條件下的柱狀圖顏色均為藍(lán)色，現(xiàn)在可以繪制漂亮的柱狀圖以及漸變著色的柱狀圖。% 彩色柱狀圖% 用到的數(shù)據(jù)n =13;Z =rand(n,1);% 默認(rèn)圖片bar(Z);% 簡(jiǎn)單的作圖% 這個(gè)圖根據(jù)數(shù)據(jù)列中值的大小著色。每列中的% 值越大，顏色越突出figureh=bar(Z);colormap(summer(n);ch =get(h,Children);fvd =get(ch,Faces);fvcd =get(ch,FaceVertexCData);, izs=sortrows(Z,1);fori=1:nrow = izs(i);fvcd(fvd(row,:)=i;endset(ch,FaceVertexCData,fvcd)% 更加漂亮的圖片% 圖片會(huì)以漸變的方式著色，效果非常不錯(cuò)figureh=bar(Z);ch =get(h,Children);fvd =get(ch,Faces);fvcd =get(ch,FaceVertexCData);zs, izs=sortrows(Z,1);k =128;% 準(zhǔn)備生成128 *3 行的colormapcolormap(summer(k);% 這樣會(huì)產(chǎn)生一個(gè)128 * 3的矩陣，分別代表R G B的值% 檢視數(shù)據(jù)whosch fvd fvcd zs izs%NameSizeBytesClassAttributes%ch1x18double%fvcd66x1528double%fvd13x4416double%izs13x1104double%zs13x1104double%shadinginterp% Needed to graduate colorsfori=1:ncolor =floor(k*i/n);% 這里用取整函數(shù)獲得color在colormap中行row = izs(i);% Look up actual row # in datafvcd(fvd(row,1)=1;% Color base vertices 1st indexfvcd(fvd(row,4)=1;fvcd(fvd(row,2)= color;% Assign top vertices colorfvcd(fvd(row,3)= color;endset(ch,FaceVertexCData, fvcd);% Apply the vertex coloringset(ch,EdgeColor,k)2 符號(hào)/線型/顏色/繪圖標(biāo)記 b blue . point - solid g green o circle : dotted r red x x-mark -. dashdot c cyan + plus - dashed m magenta * star (none) no line y yellow s square k black d diamond w white v triangle (down) triangle (up) triangle (right) p pentagram 正五邊形 h hexagram 正六邊形 grid on 坐標(biāo)帶網(wǎng)格線axis on 顯示坐標(biāo)軸相關(guān)標(biāo)記axis square 顯示方形的 立體的length(x)=msize(x)=(m,n)mesh surf 繪制三維圖(網(wǎng)格圖 表面圖) meshc 繪制帶有等值線的三維網(wǎng)格圖x,y=meshgrid(x,y)hold on 圖形保持功能SUBPLOT(m,n,p) 分子區(qū)域繪圖AXIS(XMIN XMAX YMIN YMAX) 指定坐標(biāo)軸的范圍x=rand(3,2)bar3(x) 三維柱狀圖 barh 橫向的pie 餅狀圖 pie(2 4 3 5