// helpful render devices. width and height in pixels; diagonal in inches.
return {
  pc: { width: 1920, height: 1080 },
  macbook_m2: { width: 2560, height: 1664, diagonal: 13.6 },
  ds_top: { width: 400, height: 240, diagonal: 3.53 },
  ds_bottom: { width: 320, height: 240, diagonal: 3.02 },
  playdate: { width: 400, height: 240, diagonal: 2.7 },
  switch: { width: 1280, height: 720, diagonal: 6.2 },
  switch_lite: { width: 1280, height: 720, diagonal: 5.5 },
  switch_oled: { width: 1280, height: 720, diagonal: 7 },
  dsi: { width: 256, height: 192, diagonal: 3.268 },
  ds: { width: 256, height: 192, diagonal: 3 },
  dsixl: { width: 256, height: 192, diagonal: 4.2 },
  ipad_air_m2: { width: 2360, height: 1640, diagonal: 11.97 },
  iphone_se: { width: 1334, height: 750, diagonal: 4.7 },
  iphone_12_pro: { width: 2532, height: 1170, diagonal: 6.06 },
  iphone_15: { width: 2556, height: 1179, diagonal: 6.1 },
  gba: { width: 240, height: 160, diagonal: 2.9 },
  gameboy: { width: 160, height: 144, diagonal: 2.48 },
  gbc: { width: 160, height: 144, diagonal: 2.28 },
  steamdeck: { width: 1280, height: 800, diagonal: 7 },
  vita: { width: 960, height: 544, diagonal: 5 },
  psp: { width: 480, height: 272, diagonal: 4.3 },
  imac_m3: { width: 4480, height: 2520, diagonal: 23.5 },
  macbook_pro_m3: { width: 3024, height: 1964, diagonal: 14.2 },
  ps1: { width: 320, height: 240, diagonal: 5 },
  ps2: { width: 640, height: 480 },
  snes: { width: 256, height: 224 },
  gamecube: { width: 640, height: 480 },
  n64: { width: 320, height: 240 },
  c64: { width: 320, height: 200 },
  macintosh: { width: 512, height: 342 },
  gamegear: { width: 160, height: 144, diagonal: 3.2 }
};