[CSC 315] Help!

Andrew J. Pounds pounds_aj at mercer.edu
Sun Sep 20 18:08:59 EDT 2026


After talking to several members of the class last week it became 
apparent that there are those that are really struggling with getting 
code running to draw lines.  I have built what I think is a simpler 
piece of code that uses vectors of structs to build lines.  You are 
welcome to use it.

Please note that this code builds the vector of points with a global 
scope from the mouse functions and does no testing.  After adding each 
point to the vector it draws all the points and connects the lines.  
When the left mouse key is hit it just adds the initial point to the end 
of the vector to closes the polygon. When the middle mouse key is hit 
the vector of points is cleared so there is nothing to draw.

Later on we will put the real working code of our programs in the 
display function -- but for this program most of it is in the mouse 
function and functions called by the mouse function.

You can find the repo on github

git clone https://github.com/drlbs/vmousekeys.git

As always, let me know if you hve any questions.

-- 
*/Andrew J. Pounds, Ph.D./*
/Professor of Chemistry and Computer Science/
/Director of the Computational Science Program/
/Mercer University/
/1501 Mercer University Drive, Macon, GA 31207 /
/(478) 301-5627/
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