private static void CombineTextures(Texture baseTexture, IFileLocator locator, string filename)
{
Texture newTexture;
using (Stream file = locator.Open(filename))
{
newTexture = Texture.FromStream(file);
newTexture.Name = Path.GetFileNameWithoutExtension(filename);
}
if (newTexture.Width != baseTexture.Width || newTexture.Height != baseTexture.Height)
{
return;
}
newTexture.Convert8To32();
int size = baseTexture.Width * baseTexture.Height;
byte[] src = newTexture.ImageData;
byte[] dst = baseTexture.ImageData;
for (int i = 0; i < size; i++)
{
int a = src[i * 4 + 3];
dst[i * 4 + 0] = (byte)(dst[i * 4 + 0] * (255 - a) / 255 + src[i * 4 + 0] * a / 255);
dst[i * 4 + 1] = (byte)(dst[i * 4 + 1] * (255 - a) / 255 + src[i * 4 + 1] * a / 255);
dst[i * 4 + 2] = (byte)(dst[i * 4 + 2] * (255 - a) / 255 + src[i * 4 + 2] * a / 255);
}
}
/// <summary>
/// Detects if the specified root from a locator is a disc.
/// </summary>
/// <param name="locator">The locator.</param>
/// <param name="root">The root.</param>
/// <param name="detect">The detection function.</param>
/// <returns>A boolean.</returns>
private static bool IsDisc(IFileLocator locator, string root, Func <Stream, bool> detect)
{
using (var file = locator.Open(root))
{
return(detect(file));
}
}
/// <summary>
/// Initializes a new instance of the <see cref="ArchiveFileLocator"/> class.
/// </summary>
/// <param name="locator">A file locator.</param>
/// <param name="root">The root path.</param>
public ArchiveFileLocator(IFileLocator locator, string root)
{
if (locator != null)
{
this.fileStream = locator.Open(root);
this.archive = ArchiveFactory.Open(this.fileStream);
}
else
{
this.archive = ArchiveFactory.Open(root);
}
}
/// <summary>
/// Initializes a new instance of the <see cref="DiscFsFileLocator"/> class.
/// </summary>
/// <param name="locator">A file locator.</param>
/// <param name="root">The root path.</param>
/// <param name="create">The create function.</param>
protected DiscFsFileLocator(IFileLocator locator, string root, Func <Stream, DiscFileSystem> create)
{
if (locator != null)
{
this.fileStream = locator.Open(root);
}
else
{
this.fileStream = File.OpenRead(root);
}
this.disc = create(this.fileStream);
}
/// <summary>
/// Write the files from a file locator.
/// </summary>
/// <param name="locator">A file locator.</param>
/// <param name="root">The root path.</param>
public void WriteAll(IFileLocator locator, string root)
{
if (locator == null)
{
throw new ArgumentNullException("locator");
}
foreach (var file in locator.EnumerateFiles(root))
{
using (var stream = locator.Open(file))
{
this.Write(file, stream);
}
}
}
