How to Create Materials for Sculptris Using Gimp's Sphere Designer

Step-by-Step Guide

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   Step 1: Start a new project in Gimp.

   Ctrl N or File >> New...
   
   Make it square. 640 X 640 is a good size.
   
   If you want, you can make the background a pretty bright color using the bucket fill.
   
   This will make it easier to separate the sphere from the background later.
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   Step 2: Click on Filter >> Render >> Sphere Designer...

   , Make your changes and play around.
   
   Once complete, click on OK.
   
   Note, in this sphere, there is a small area around it.
   
   You will need to get rid of that for the sphere to work properly in Sculptris. , Then click on Select >> Invert. , Shrink down the selection. 10 is a good amount. , This will get rid of the extra. ,
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   Step 3: Start changing things in the dialog box.

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   Step 4: Using the magic wand

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   Step 5: click on the background of the image that is not the sphere.

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   Step 6: Click on Select >> Shrink.

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   Step 7: Click on Image >> Crop to Selection.

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   Step 8: Save the sphere as a PNG and in the Materials folder under Sculptris.

Detailed Guide

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