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wanbolang(½ð±Ò+1): 2011-06-21 22:02:08
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%-- Æ½ÃæÍ¼ÐÎÎ§ÈÆÔµãÐýת --% % ³õʼ»¯Ðýת֮ǰµÄÊý×é X_initial = -5 : 0.01 : 5; %Ðýת֮ǰµÄºá×ø±ê Y_initial = X_initial.^2 + 5 * X_initial; %Ðýת֮ǰµÄ×Ý×ø±ê LENGTH = length( X_initial ); %ÐèÒª½øÐÐ×ø±ê±ä»»µÄµãµÄ¸öÊý %-- ³õʼ»¯Ðýת²ÎÊý --% theta = pi / 6; %¼ÙÉèÑØÄæÊ±ÕëÐýת pi / 6 % X_rotate = 0; %ÐýתÖÐÐĺá×ø±ê£¬ÔÚ±¾Àý¿ÉÒÔÊ¡ÂÔ % Y_rotate = 0; %ÐýתÖÐÐÄ×Ý×ø±ê£¬ÔÚ±¾Àý¿ÉÒÔÊ¡ÂÔ % ³õʼ»¯Ðýת֮ºóµÄÊý×é X_target = zeros( 1, LENGTH ); %ͨ¹ýzerosºÍLENGTH³õʼ»¯Êý×飬Äܹ»ÔÚ¼ÆËãʱÌá¸ßЧÂÊ Y_target = zeros( 1, LENGTH ); % ¿ªÊ¼×ø±ê±ä»» for k = 1: 1: LENGTH; temp = X_initial( k ) + Y_initial( k ) * 1i; %Ϊ·½±ãÇó½Ç¶È£¬½«Ã¿¸öµãÓÃÐé×ø±ê½øÐбíʾ angle_temp = angle( temp ); %ÇóÐýת֮ǰµÄµãÓëÐýתÖÐÐÄÁ¬ÏßµÄ½Ç¶È distance = abs( temp ); %ÇóÐýת֮ǰµÄµãÓëÐýתÖÐÐÄÁ¬ÏßµÄ½Ç¶È angle_temp = angle_temp + theta; %ÇóÐýת֮ºóµÄµãÓëÐýתÖÐÐÄÁ¬ÏßµÄ½Ç¶È % ¼ÆËãÐýתºóµÄµãµÄ×ø±ê Z = distance * exp( 1i * angle_temp ); X_target( k ) = real( Z ); Y_target( k ) = imag( Z ); end %-- »æÖÆÍ¼ÐÎ --% % »æÖÆÐýת֮ǰµÄͼÐÎ subplot( 1, 2, 1 ); plot( X_initial, Y_initial ); title( 'Ðýת֮ǰµÄͼÐÎ' ); xlabel( 'X_initial' ); ylabel( 'Y_initial' ); axis equal; % »æÖÆÐýת֮ºóµÄͼÐÎ subplot( 1, 2, 2 ); plot( X_target, Y_target ); title( 'Ðýת֮ºóµÄͼÐÎ' ); xlabel( 'X_target' ); ylabel( 'Y_target' ); axis equal; Â¥Ö÷£¬ÕâÊǵ÷ÊԳɹ¦µÄ´úÂ룬Äã¸´ÖÆÖ®ºó¿ÉÒÔÖ±½ÓʹÓá£Äã¿ÉÒÔ°ÑËû¸Ä³Éº¯ÊýÎļþ£¬°ÑÔʼͼÏñºÍÐýת½Ç¶È×÷ΪÊäÈë²ÎÊý£¬Ðýת֮ºóµÄͼÐÎ×÷ΪÊä³ö²ÎÊý£¬ÕâÑù»á·½±ãʹÓᣠºÜÖØÒªµÄÒ»µã£º³ÌÐòÖÐÓõ½Á˹ØÓÚÐéÊýµÄ¼¸¸öº¯Êý£¬Â¥Ö÷¿ÉÒÔÔÙhelpÎĵµÖп´µ½Ïà¹ØµÄ½âÊÍ¡£ Ï£Íû¶ÔÄãÓÐÓà |

3Â¥2011-05-16 08:29:47









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