图形绘制ppt——1014.pdfVIP

MATLAB (Figure) 1figure figure figure(N) N NN 2clf clf 3close close close (N) N close all 4hold hold on (off) hold on MATLAB hold hold hold onhold off 5subplot subplot(m,n,p) subplot(nmp) n×mp 2.6 1. plot MATALBplot plot(y)-- yplot(y)y Xy YX—Y yplot(y)plot(real(y),imag(y)) real(y)yimag(y)yyy plot(x,y)-- xyxy 2 plot plot y’’ plot x, y’’ 3 (1) title title(‘string’) string (2) xlabeylabelzlabel xlabel(‘text’) ylabel(‘text’) zlabel(‘text’) XYZ (3) grid grid on(off) grid (4)legend legend( string1, string2, string3, ….) Legend off 4 (1) axis axis([xminxmaxyminymax]) XY axis([xmin xmax ymin ymax zmin zmax]) XYZ axis off(on) axis(‘manual’) (2)semilogxsemilogyloglog semilogx(…..) X plot semilogy(…..) Y plot (3)polar polar(theta, rho) theta, rho polar(theta,rho,s) S (4)box box on(off) () 5. (1)ginput [XY]=ginput(N) NNXY N (2)fill fill( X, Y, C) XYC XYC’r’,’g’,’b’,’c’,’m’,’k’ GRB[r,g,b] color marker linestyle r + - g o -- b * c . - m x y s k d w ^ v