public static void SetSampler(Texture2D texture, glTFTextureSampler sampler)
{
if (texture == null)
{
return;
}
foreach (var kv in GetUnityWrapMode(sampler))
{
switch (kv.Key)
{
case TextureWrapType.All:
texture.wrapMode = kv.Value;
break;
#if UNITY_2017_1_OR_NEWER
case TextureWrapType.U:
texture.wrapModeU = kv.Value;
break;
case TextureWrapType.V:
texture.wrapModeV = kv.Value;
break;
case TextureWrapType.W:
texture.wrapModeW = kv.Value;
break;
#endif
default:
throw new NotImplementedException();
}
}
texture.filterMode = ImportFilterMode(sampler.minFilter);
}
public static IEnumerable <KeyValuePair <TextureWrapType, TextureWrapMode> > GetUnityWrapMode(glTFTextureSampler sampler)
{
#if UNITY_2017_1_OR_NEWER
if (sampler.wrapS == sampler.wrapT)
{
switch (sampler.wrapS)
{
case glWrap.NONE: // default
yield return(TypeWithMode(TextureWrapType.All, TextureWrapMode.Repeat));
break;
case glWrap.CLAMP_TO_EDGE:
yield return(TypeWithMode(TextureWrapType.All, TextureWrapMode.Clamp));
break;
case glWrap.REPEAT:
yield return(TypeWithMode(TextureWrapType.All, TextureWrapMode.Repeat));
break;
case glWrap.MIRRORED_REPEAT:
yield return(TypeWithMode(TextureWrapType.All, TextureWrapMode.Mirror));
break;
default:
throw new NotImplementedException();
}
}
else
{
switch (sampler.wrapS)
{
case glWrap.NONE: // default
yield return(TypeWithMode(TextureWrapType.U, TextureWrapMode.Repeat));
break;
case glWrap.CLAMP_TO_EDGE:
yield return(TypeWithMode(TextureWrapType.U, TextureWrapMode.Clamp));
break;
case glWrap.REPEAT:
yield return(TypeWithMode(TextureWrapType.U, TextureWrapMode.Repeat));
break;
case glWrap.MIRRORED_REPEAT:
yield return(TypeWithMode(TextureWrapType.U, TextureWrapMode.Mirror));
break;
default:
throw new NotImplementedException();
}
switch (sampler.wrapT)
{
case glWrap.NONE: // default
yield return(TypeWithMode(TextureWrapType.V, TextureWrapMode.Repeat));
break;
case glWrap.CLAMP_TO_EDGE:
yield return(TypeWithMode(TextureWrapType.V, TextureWrapMode.Clamp));
break;
case glWrap.REPEAT:
yield return(TypeWithMode(TextureWrapType.V, TextureWrapMode.Repeat));
break;
case glWrap.MIRRORED_REPEAT:
yield return(TypeWithMode(TextureWrapType.V, TextureWrapMode.Mirror));
break;
default:
throw new NotImplementedException();
}
#else
// Unity2017.1より前
// * wrapSとwrapTの区別が無くてwrapしかない
// * Mirrorが無い
switch (sampler.wrapS)
{
case glWrap.NONE: // default
yield return(TypeWithMode(TextureWrapType.All, TextureWrapMode.Repeat));
break;
case glWrap.CLAMP_TO_EDGE:
case glWrap.MIRRORED_REPEAT:
yield return(TypeWithMode(TextureWrapType.All, TextureWrapMode.Clamp));
break;
case glWrap.REPEAT:
yield return(TypeWithMode(TextureWrapType.All, TextureWrapMode.Repeat));
break;
default:
throw new NotImplementedException();
#endif
}
}