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for editor import: convert normal maps to dxt5nm when its enabled in …
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pfcDorn
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Jan 12, 2024
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50 changes: 50 additions & 0 deletions
50
Runtime/Scripts/SceneImporter/NormalMapEncodingConverter.cs
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,50 @@ | ||
| using System.Threading.Tasks; | ||
| using UnityEngine; | ||
|
|
||
| namespace UnityGLTF | ||
| { | ||
| public static class NormalMapEncodingConverter | ||
| { | ||
| public static Texture2D ConvertToDxt5nm(Texture2D source) | ||
| { | ||
| var dest = new Texture2D(source.width, source.height, TextureFormat.DXT5, false); | ||
| var pixels = source.GetPixels(); | ||
| for (var i = 0; i < pixels.Length; i++) | ||
| { | ||
| var c = pixels[i]; | ||
| pixels[i] = new Color(1, c.g, 1, c.r); | ||
| } | ||
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| dest.SetPixels(pixels); | ||
| return dest; | ||
| } | ||
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| public static void ConvertToDxt5nm(Texture2D source, Texture2D dest) | ||
| { | ||
| var pixels = source.GetPixels(); | ||
| for (var i = 0; i < pixels.Length; i++) | ||
| { | ||
| var c = pixels[i]; | ||
| pixels[i] = new Color(1, c.g, 1, c.r); | ||
| } | ||
|
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| dest.SetPixels(pixels); | ||
| } | ||
|
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| public static async Task ConvertToDxt5nmAsync(Texture2D texture) | ||
| { | ||
| var pixels = texture.GetPixels(); | ||
| await Task.Run(() => | ||
| { | ||
| for (var i = 0; i < pixels.Length; i++) | ||
| { | ||
| var c = pixels[i]; | ||
| pixels[i] = new Color(1, c.g, 1, c.r); | ||
| } | ||
| }); | ||
|
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| texture.SetPixels(pixels); | ||
| } | ||
|
|
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| } | ||
| } |
3 changes: 3 additions & 0 deletions
3
Runtime/Scripts/SceneImporter/NormalMapEncodingConverter.cs.meta
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