I have an issue with Z-Buffer or Depth-Buffer method.

I tried to use it in my code and I did but the problem is some part of the graph don't come correctly and also when you rotate the image some part become funny.

The correct image should be:

But when I use my code this is what I got at the beginning before I rotate the image:

and when I rotate the image quite sometimes:

You can find all the files at GITHUB ( https://github.com/abderisaq/cse ):

This is my classes:

(TCSS458Paint.java) ===== This is the main program =============================

https://github.com/abderisaq/cse/blob/master/TCSS458Paint.java

(Matrix4x4.java) ============================================================

https://github.com/abderisaq/cse/blob/master/Matrix4x4.java

(Point4D.java) ==============================================================

https://github.com/abderisaq/cse/blob/master/Point4D.java

(ScanLine.java) =============================================================

https://github.com/abderisaq/cse/blob/master/ScanLine.java

(templeSolid.txt) ============ This is the test file ===========================

https://github.com/abderisaq/cse/blob/master/templeSolid.txt

Thanks a lot

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