New TurboGrafx 16 16:10 overlay
retroarch settings: integer scale off, viewport x 278, viewport y 11, viewport width 1123, viewport height 839
http://www.mediafire.com/file/d8idkbh20hd84bh/TurboGrafx_16_overlay.zip
I remade two arcade overlays from John Merrit for 16:10 users, credits goes to him black tiger and hangon to be used with mame core in retroarch.
Black Tiger
retroarch settings: integer scale off, viewport x 316, viewport y 130, viewport width 1047, viewport height 787 and set overlay scale to 1.02
http://www.mediafire.com/file/rb16q4595t5wrph/blktiger_overlay.zip
Hangon
retroarch settings: integer scale off, viewport x 496, viewport y 266, viewport width 674, viewport height 516 set overlay scale to 1.02
http://www.mediafire.com/file/mks13p8q7qwk0oo/Hangon.zip
I made Integer turbografx16 16:10 overlay with core mednafen PCE Fast aspect ratio 4:3 and turn integer scale on.
Edit: I will post as soon as posible fixed version with fixed logo on left and right side.
Here is
http://www.mediafire.com/file/bcpucxl8wxb1kvg/TurboGrafx16_Integer_fixed.zip