==CRT simulation==
[[File:MAME BGFX Linux detail.png|thumb|BGFX output with default shader settings on Linux]]
MAME can use shaders to simulate typical CRT graphics artifacts such as scanlines, colors bleeding into each other, jitter, and display curvature.
===BGFX===
The easiest way to do this (works on Windows, OS X, and Linux) in recent versions of since MAME 0.172 is to enable [https://github.com/bkaradzic/bgfx BGFX] video output: Put this in your mame.ini:
video bgfx