tool_presets = files(
  'Airbrush-Color-From-Gradient.gtp',
  'Airbrush.gtp',
  'Basic-Knife.gtp',
  'Basic-Round-Detail.gtp',
  'Basic-Round.gtp',
  'Bristles.gtp',
  'Eraser-Hard.gtp',
  'Noise.gtp',
  'Paintbrush-Color-From-Gradient.gtp',
  'Pencil-Color-From-Gradient.gtp',
  'Smudge-Rough.gtp',
  'Smudge-Soft.gtp',
  'Soft-Oil.gtp',
  'Splatters.gtp',
  'Structure.gtp',
  'Vegetal.gtp',
)