{"id":162,"date":"2014-12-31T10:57:07","date_gmt":"2014-12-31T15:57:07","guid":{"rendered":"https:\/\/blogs.mathworks.com\/graphics\/?p=162"},"modified":"2014-12-31T10:58:03","modified_gmt":"2014-12-31T15:58:03","slug":"happy-new-year","status":"publish","type":"post","link":"https:\/\/blogs.mathworks.com\/graphics\/2014\/12\/31\/happy-new-year\/","title":{"rendered":"Happy New Year"},"content":{"rendered":"<div class=\"content\"><h3>Happy New Year<\/h3><p>I hope that you had a great year and that next year is even better for you.<\/p><p>Here's a little bit of fluff to finish out 2014.<\/p><pre class=\"codeinput\">n1 = 5;\r\nn2 = 200;\r\nn3 = 500;\r\nang1 = linspace(0,2*pi,n2);\r\nang2 = linspace(0,2*pi,n3);\r\nc1 = repmat(cos(ang1),[n1 1]);\r\ns1 = repmat(sin(ang1),[n1 1]);\r\ny = linspace(-1,1,n1)';\r\nh = surf(zeros(2,length(ang1)));\r\nh.EdgeColor = <span class=\"string\">'none'<\/span>;\r\nh.FaceColor = <span class=\"string\">'interp'<\/span>;\r\nh.FaceLighting = <span class=\"string\">'gouraud'<\/span>;\r\nh.CData = repmat(y,[1 n2]);\r\nview(3)\r\nxlim([-2 2])\r\nylim([-2 2])\r\nzlim([-1 1])\r\ncamlight <span class=\"string\">right<\/span>\r\naxis <span class=\"string\">off<\/span>\r\n<span class=\"keyword\">while<\/span> true\r\n    <span class=\"keyword\">for<\/span> o=ang2(1:(end-1))\r\n        t = 3*pi*sin(o)*sin(ang1+o);\r\n        c2 = y*cos(t);\r\n        s2 = y*sin(t);\r\n        h.XData = (1+c2).*c1;\r\n        h.YData = (1+c2).*s1;\r\n        h.ZData = s2;\r\n        drawnow\r\n    <span class=\"keyword\">end<\/span>\r\n<span class=\"keyword\">end<\/span>\r\n<\/pre><p><img decoding=\"async\" vspace=\"5\" hspace=\"5\" src=\"https:\/\/blogs.mathworks.com\/images\/graphics\/2014\/donut_animation.gif\" alt=\"animation\"><\/p><script language=\"JavaScript\"> <!-- \r\n    function grabCode_a39debe59c734b07afb5bbf30b7bbcd6() {\r\n        \/\/ Remember the title so we can use it in the new page\r\n        title = document.title;\r\n\r\n        \/\/ Break up these strings so that their presence\r\n        \/\/ in the Javascript doesn't mess up the search for\r\n        \/\/ the MATLAB code.\r\n        t1='a39debe59c734b07afb5bbf30b7bbcd6 ' + '##### ' + 'SOURCE BEGIN' + ' #####';\r\n        t2='##### ' + 'SOURCE END' + ' #####' + ' a39debe59c734b07afb5bbf30b7bbcd6';\r\n    \r\n        b=document.getElementsByTagName('body')[0];\r\n        i1=b.innerHTML.indexOf(t1)+t1.length;\r\n        i2=b.innerHTML.indexOf(t2);\r\n \r\n        code_string = b.innerHTML.substring(i1, i2);\r\n        code_string = code_string.replace(\/REPLACE_WITH_DASH_DASH\/g,'--');\r\n\r\n        \/\/ Use \/x3C\/g instead of the less-than character to avoid errors \r\n        \/\/ in the XML parser.\r\n        \/\/ Use '\\x26#60;' instead of '<' so that the XML parser\r\n        \/\/ doesn't go ahead and substitute the less-than character. \r\n        code_string = code_string.replace(\/\\x3C\/g, '\\x26#60;');\r\n\r\n        copyright = 'Copyright 2014 The MathWorks, Inc.';\r\n\r\n        w = window.open();\r\n        d = w.document;\r\n        d.write('<pre>\\n');\r\n        d.write(code_string);\r\n\r\n        \/\/ Add copyright line at the bottom if specified.\r\n        if (copyright.length > 0) {\r\n            d.writeln('');\r\n            d.writeln('%%');\r\n            if (copyright.length > 0) {\r\n                d.writeln('% _' + copyright + '_');\r\n            }\r\n        }\r\n\r\n        d.write('<\/pre>\\n');\r\n\r\n        d.title = title + ' (MATLAB code)';\r\n        d.close();\r\n    }   \r\n     --> <\/script><p style=\"text-align: right; font-size: xx-small; font-weight:lighter;   font-style: italic; color: gray\"><br><a href=\"javascript:grabCode_a39debe59c734b07afb5bbf30b7bbcd6()\"><span style=\"font-size: x-small;        font-style: italic;\">Get \r\n      the MATLAB code <noscript>(requires JavaScript)<\/noscript><\/span><\/a><br><br>\r\n      Published with MATLAB&reg; R2014b<br><\/p><\/div><!--\r\na39debe59c734b07afb5bbf30b7bbcd6 ##### SOURCE BEGIN #####\r\n%% Happy New Year\r\n% I hope that you had a great year and that next year is even better for you.\r\n%\r\n% Here's a little bit of fluff to finish out 2014.\r\nn1 = 5;\r\nn2 = 200;\r\nn3 = 500;\r\nang1 = linspace(0,2*pi,n2);\r\nang2 = linspace(0,2*pi,n3);\r\nc1 = repmat(cos(ang1),[n1 1]);\r\ns1 = repmat(sin(ang1),[n1 1]);\r\ny = linspace(-1,1,n1)';\r\nh = surf(zeros(2,length(ang1)));\r\nh.EdgeColor = 'none';\r\nh.FaceColor = 'interp';\r\nh.FaceLighting = 'gouraud';\r\nh.CData = repmat(y,[1 n2]);\r\nview(3)\r\nxlim([-2 2])\r\nylim([-2 2])\r\nzlim([-1 1])\r\ncamlight right\r\naxis off\r\nwhile true\r\n    for o=ang2(1:(end-1))\r\n        t = 3*pi*sin(o)*sin(ang1+o);\r\n        c2 = y*cos(t);\r\n        s2 = y*sin(t);\r\n        h.XData = (1+c2).*c1;\r\n        h.YData = (1+c2).*s1;\r\n        h.ZData = s2;\r\n        drawnow        \r\n    end\r\nend\r\n\r\n##### SOURCE END ##### a39debe59c734b07afb5bbf30b7bbcd6\r\n-->","protected":false},"excerpt":{"rendered":"<div class=\"overview-image\"><img src=\"https:\/\/blogs.mathworks.com\/graphics\/files\/feature_image\/donut_animation2.gif\" class=\"img-responsive attachment-post-thumbnail size-post-thumbnail wp-post-image\" alt=\"\" decoding=\"async\" loading=\"lazy\" \/><\/div><p>Happy New YearI hope that you had a great year and that next year is even better for you.Here's a little bit of fluff to finish out 2014.n1 = 5;\r\nn2 = 200;\r\nn3 = 500;\r\nang1 =... <a class=\"read-more\" href=\"https:\/\/blogs.mathworks.com\/graphics\/2014\/12\/31\/happy-new-year\/\">read more >><\/a><\/p>","protected":false},"author":89,"featured_media":168,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[4],"tags":[],"_links":{"self":[{"href":"https:\/\/blogs.mathworks.com\/graphics\/wp-json\/wp\/v2\/posts\/162"}],"collection":[{"href":"https:\/\/blogs.mathworks.com\/graphics\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blogs.mathworks.com\/graphics\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blogs.mathworks.com\/graphics\/wp-json\/wp\/v2\/users\/89"}],"replies":[{"embeddable":true,"href":"https:\/\/blogs.mathworks.com\/graphics\/wp-json\/wp\/v2\/comments?post=162"}],"version-history":[{"count":3,"href":"https:\/\/blogs.mathworks.com\/graphics\/wp-json\/wp\/v2\/posts\/162\/revisions"}],"predecessor-version":[{"id":166,"href":"https:\/\/blogs.mathworks.com\/graphics\/wp-json\/wp\/v2\/posts\/162\/revisions\/166"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/blogs.mathworks.com\/graphics\/wp-json\/wp\/v2\/media\/168"}],"wp:attachment":[{"href":"https:\/\/blogs.mathworks.com\/graphics\/wp-json\/wp\/v2\/media?parent=162"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blogs.mathworks.com\/graphics\/wp-json\/wp\/v2\/categories?post=162"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blogs.mathworks.com\/graphics\/wp-json\/wp\/v2\/tags?post=162"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}