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It should become purple, and right side out. | It should become purple, and right side out. | ||
This will export it as an | This will export it as an OpenGL normal map. Save as PNG. | ||
You can overlay PBR materials on it now. | You can overlay PBR materials on it now. | ||
[[File:GIMVALUEINVERThowto.webp|thumb|How to invert the green channel]] | |||
[[File:GREENCHANNELbg3nmINVERT.webp|thumb|Green channel example- invert this to make a normal map OpenGL.]] | |||
== File sizes == | == File sizes == | ||
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[[File:DXT1GIMPSAVEEXAMPLE.webp|thumb|301x301px|DXT1 - Use for BM, PM, MSK]] | [[File:DXT1GIMPSAVEEXAMPLE.webp|thumb|301x301px|DXT1 - Use for BM, PM, MSK]] | ||
[[File:GIMPFILEEXPORT1.webp|thumb|306x306px|DXT5- setting for Normal maps and BMA.]] | [[File:GIMPFILEEXPORT1.webp|thumb|306x306px|DXT5- setting for Normal maps and BMA.]] | ||
[[File:GIMBG3NORMALMAP.webp|thumb|Channels of the BG3 Normal Map format.]] | |||
== Tools == | == Tools == | ||