TextureLoader.cs

            if (sampler != null)
            {
                TextureSamplerUtil.SetSampler(Texture, sampler);
                importer.wrapMode = Texture.wrapMode;
                importer.wrapModeU = Texture.wrapModeU;
                importer.wrapModeV = Texture.wrapModeV;
                importer.wrapModeW = Texture.wrapModeW;
                importer.filterMode = Texture.filterMode;
                importer.SaveAndReimport();
            }