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jeesay/gist:1211097

Created September 12, 2011 11:53
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square_wave.ijm
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gistfile1.js
// Square Wave for ImageJ
// Jean-Christophe Taveau
// http://crazybiocomputing.blogspot.com
f=4; // default frequency
w=256;
h=256;
Dialog.create("Square Wave");
Dialog.addNumber("Frequency",f);
Dialog.show();
f=Dialog.getNumber();
// M A I N
newImage("Square Wave", "32-bit Black", w, h, 1);
run("Macro...", "code=[v=sin((x+1)/w*"+f+"*2*PI) / abs(sin((x+1)/w*"+f+"*2*PI))]");
exit();
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