/// <summary>
/// Initializes a new instance of the <see cref="TextureImportEntry"/> class.
/// </summary>
/// <param name="url">The source file url.</param>
/// <param name="resultUrl">The result file url.</param>
public TextureImportEntry(string url, string resultUrl)
: base(url, resultUrl)
{
// Try to restore target asset texture import options (usefull for fast reimport)
TextureImportSettings.TryRestore(ref _settings, resultUrl);
// Try to guess format type based on file name
var shortName = System.IO.Path.GetFileNameWithoutExtension(url);
string snl = shortName.ToLower();
if (_settings.Type != TextureImportSettings.CustomTextureFormatType.ColorRGB)
{
// Skip checking
}
else if (snl.EndsWith("_n") ||
snl.EndsWith("nrm") ||
snl.EndsWith("nm") ||
snl.EndsWith("norm") ||
snl.Contains("normal") ||
snl.EndsWith("normals"))
{
// Normal map
_settings.Type = TextureImportSettings.CustomTextureFormatType.NormalMap;
}
else if (snl.EndsWith("_d") ||
snl.Contains("diffuse") ||
snl.Contains("diff") ||
snl.Contains("color") ||
snl.Contains("_col") ||
snl.Contains("basecolor") ||
snl.Contains("albedo"))
{
// Albedo or diffuse map
_settings.Type = TextureImportSettings.CustomTextureFormatType.ColorRGB;
}
else if (snl.EndsWith("ao") ||
snl.EndsWith("ambientocclusion") ||
snl.EndsWith("gloss") ||
snl.EndsWith("_r") ||
snl.EndsWith("_displ") ||
snl.EndsWith("_disp") ||
snl.EndsWith("roughness") ||
snl.EndsWith("_rgh") ||
snl.EndsWith("_met") ||
snl.EndsWith("metalness") ||
snl.EndsWith("displacement") ||
snl.EndsWith("spec") ||
snl.EndsWith("specular") ||
snl.EndsWith("occlusion") ||
snl.EndsWith("height") ||
snl.EndsWith("heights") ||
snl.EndsWith("cavity") ||
snl.EndsWith("metalic") ||
snl.EndsWith("metallic"))
{
// Glossiness, metalness, ambient occlusion, displacement, height, cavity or specular
_settings.Type = TextureImportSettings.CustomTextureFormatType.GrayScale;
}
}
/// <inheritdoc />
public override bool TryOverrideSettings(object settings)
{
if (settings is TextureImportSettings o)
{
_settings = o;
return(true);
}
return(false);
}
/// <summary>
/// Tries the restore the asset import options from the target resource file.
/// </summary>
/// <param name="options">The options.</param>
/// <param name="assetPath">The asset path.</param>
/// <returns>True settings has been restored, otherwise false.</returns>
public static bool TryRestore(ref TextureImportSettings options, string assetPath)
{
if (TextureImportEntry.Internal_GetTextureImportOptions(assetPath, out var internalOptions))
{
// Restore settings
options.FromInternal(ref internalOptions);
return(true);
}
return(false);
}
/// <inheritdoc />
public override bool TryOverrideSettings(object settings)
{
if (settings is TextureImportSettings o)
{
var sprites = o.Sprites ?? _settings.Sprites; // Preserve sprites if not specified to override
_settings = o;
_settings.Sprites = sprites;
return(true);
}
return(false);
}
/// <summary>
/// Initializes a new instance of the <see cref="TextureImportEntry"/> class.
/// </summary>
/// <param name="request">The import request.</param>
public TextureImportEntry(ref Request request)
: base(ref request)
{
// Try to guess format type based on file name
var snl = System.IO.Path.GetFileNameWithoutExtension(SourceUrl).ToLower();
var extension = System.IO.Path.GetExtension(SourceUrl).ToLower();
if (extension == ".raw")
{
// Raw image data in 16bit gray-scale, preserve the quality
_settings.Type = TextureImportSettings.CustomTextureFormatType.HdrRGBA;
_settings.Compress = false;
}
else if (extension == ".hdr")
{
// HDR sky texture
_settings.Type = TextureImportSettings.CustomTextureFormatType.HdrRGB;
}
else if (_settings.Type != TextureImportSettings.CustomTextureFormatType.ColorRGB)
{
// Skip checking
}
else if (snl.EndsWith("_n") ||
snl.EndsWith("nrm") ||
snl.EndsWith("nm") ||
snl.EndsWith("norm") ||
snl.Contains("normal") ||
snl.EndsWith("normals"))
{
// Normal map
_settings.Type = TextureImportSettings.CustomTextureFormatType.NormalMap;
}
else if (snl.EndsWith("_d") ||
snl.Contains("diffuse") ||
snl.Contains("diff") ||
snl.Contains("color") ||
snl.Contains("_col") ||
snl.Contains("basecolor") ||
snl.Contains("albedo"))
{
// Albedo or diffuse map
_settings.Type = TextureImportSettings.CustomTextureFormatType.ColorRGB;
_settings.sRGB = true;
}
else if (snl.EndsWith("ao") ||
snl.EndsWith("ambientocclusion") ||
snl.EndsWith("gloss") ||
snl.EndsWith("_r") ||
snl.EndsWith("_displ") ||
snl.EndsWith("_disp") ||
snl.EndsWith("roughness") ||
snl.EndsWith("_rgh") ||
snl.EndsWith("_met") ||
snl.EndsWith("metalness") ||
snl.EndsWith("displacement") ||
snl.EndsWith("spec") ||
snl.EndsWith("specular") ||
snl.EndsWith("occlusion") ||
snl.EndsWith("height") ||
snl.EndsWith("heights") ||
snl.EndsWith("cavity") ||
snl.EndsWith("metalic") ||
snl.EndsWith("metallic"))
{
// Glossiness, metalness, ambient occlusion, displacement, height, cavity or specular
_settings.Type = TextureImportSettings.CustomTextureFormatType.GrayScale;
}
// Try to restore target asset texture import options (useful for fast reimport)
TextureImportSettings.TryRestore(ref _settings, ResultUrl);
}
