Answer by AJMansfield for Tracing the Hues of an Image
MATLAB, 136function t(g,x,y,l)m=imread(g);imshow(m); h=2*pi*rgb2hsv(m);h=h(:,:,1);s=streamline(cos(h),-sin(h),x,y,[1,l]);set(s,'LineW',1,'Co','k');Copied most of the setup and such from @sanchises, but...
View ArticleAnswer by wolfhammer for Tracing the Hues of an Image
JavaScript 414function P(G,x,y,l){I=new...
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Answer by grovesNL for Tracing the Hues of an Image
Python, 203 172from scipy.misc import*def f(i,x,y,l): a=imread(i);Y,X,_=a.shape;o=a.copy()...
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Answer by Sanchises for Tracing the Hues of an Image
MATLAB, 186 172The game is on! Call as t('YourImage.ext',123,456,100'), for an image of any type MATLAB supports, starting at (x,y)=(123,456) and maximum length 100. Initial positions cannot be exactly...
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Answer by Kevin Workman for Tracing the Hues of an Image
Processing, 323 charactersvoid h(String f,float x,float y,float m){PImage i=loadImage(f);PImage i2=loadImage(f);while(m>0){color c=i.get((int)x,(int)y);float r=red(c)/255;float g=green(c)/255;float...
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Answer by BrainSteel for Tracing the Hues of an Image
C with SDL, 549 516 bytesI'll start this party! For some reason, I felt like trying my hand at golf tonight. What you guys do is hard... If there's one thing I don't see any of on this site, it's SDL....
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Tracing the Hues of an Image
Load an image into this stack snippet and move your mouse over it. A black curve that follows the hue angle, starting at your cursor point, will be drawn:<script...
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