Hello, I noticed both pixel_perfect.glsl and pixel_perfect-scanlines.glsl aren't working as intended in 640x350 resolution. Tested in DOSBox r4482. I'll include a picture and my .conf:  [dosbox-SVN.conf.txt](https://github.com/tyrells/dosbox-svn-shaders/files/11930784/dosbox-SVN.conf.txt)