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Google SketchUp for Game Design by Robin de Jongh

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Time for action - creating see-through textures

  1. Open the skyline texture in GIMP. Use the Fuzzy Select tool to select the sky.
  2. Click several times if you need to.
  3. Go to Layer ¦ Transparency ¦ Add Alpha channel.
  4. Now click on Delete or go to Edit ¦ Clear.
    Time for action - creating see-through textures
  5. Go to Layer ¦ Transform ¦ Offset and offset the image by 1500 in X as shown next. This will wrap the edges round to the center.
    Time for action - creating see-through textures
  6. Now, use the Clone tool or Smudge tool to make the center seem seamless.
  7. You should have something like the following. Save this as a PNG file named Backdrop_Skyline.

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