private static Texture LoadSpriteSheetAbsolute(string title, string file_name)
{
// Load and decompress Photoshop file structures
var psdFile = new PsdFile();
psdFile.Load(file_name, Encoding.Default);
if (psdFile.Layers.Count == 0)
{
psdFile.BaseLayer.CreateMissingChannels();
}
var layer = psdFile.BaseLayer;
using (Bitmap bmp = new Bitmap(psdFile.ColumnCount, psdFile.RowCount)) {
using (Graphics gfx = Graphics.FromImage(bmp)) {
gfx.Clear(Color.Transparent);
var bmp_data = bmp.LockBits(layer.Rect, ImageLockMode.WriteOnly, PixelFormat.Format32bppArgb);
int pixel_size = 4 * sizeof(byte);
int idx = 0;
for (int i = 0; i < bmp_data.Height; i++)
{
for (int j = 0; j < bmp_data.Width; j++)
{
Marshal.Copy(new byte[] {
layer.Channels [2].ImageData [idx],
layer.Channels [1].ImageData [idx],
layer.Channels [0].ImageData [idx],
layer.Channels.Count >= 4 ? layer.Channels [3].ImageData [idx] : (byte)0xFF,
}, 0, new IntPtr((long)bmp_data.Scan0 + i * bmp_data.Stride + j * pixel_size), pixel_size);
idx++;
}
}
bmp.UnlockBits(bmp_data);
}
var texture = Texture.LoadTexture(title, bmp);
psdFile.SlicesToTextureRegionInfo(ref texture);
return(texture);
}
}