Re: Nelp needed

Posted by Philip Ershler on Dec 28, 2009; 7:54am
URL: http://imagej.273.s1.nabble.com/Nelp-needed-tp3689904p3689910.html

On Dec 27, 2009, at 9:16 PM, Dilip Baluguri <[hidden email]
 > wrote:

> I just want to know how a line is drawn between two points. What is  
> I need
> is how the intermediate pixels are choosen while drawing a line.  
> Given two
> poins A(10,20) and B(40,200) how intermediate pixels are choosen.Any  
> help is
> appreciated.
> Thanks in advance.
>

I'm not sure how ImageJ draws lines, but most often this sort of  
problem is handled with an "Incremental Sum Algorithm". You can google  
for incremental sum algorithm and lines to find information about this  
technique.

HTH,

Phil