settings
  persistence: 0.5
  red:   vec3(1,0,0)
  green: vec3(0,1,0)
  blue:  vec3(0,0,1)
  gain: 1.0
  gamma: 3.0
  blacklevel: 0.05
  ambient: 0.0
  BGR
  
input
  history: 8
  filter: nearest

program
  fragment: motion-blur.fs
  filter: nearest
  width: 100%
  height: 100%
  
program
  fragment: lcd-grid.fs