private void ApplyBake(byte[] tobake)
{
int width = Background.GetWidth();
int height = Background.GetHeight();
TransparencyTable trans = TransparencyTable;
foreach (GraphicObject obj in Objects)
{
if (obj == null || obj.Image == null)
{
continue;
}
for (int y = 0; y < obj.Image.GetHeight(); y++)
{
for (int x = 0; x < obj.Image.GetWidth(); x++)
{
if (x + obj.Location.X >= 0 && y + obj.Location.Y >= 0 && x + obj.Location.X < width && y + obj.Location.Y < height)
{
byte color = obj.Image.ImageData[obj.Image.GetWidth() * y + x];
if (color == obj.TransparentIndex)
{
continue;
}
int index = width * (y + obj.Location.Y) + obj.Location.X + x;
if (trans == null || obj.Transparency == TransparencyType.None)
{
tobake[index] = color;
}
else
{
tobake[index] = trans.GetResultingColorIndex(color, tobake[index], obj.Transparency);
}
}
}
}
}
}
/// <summary>
/// Loads transparency table for palette.
/// </summary>
/// <param name="palette">
/// One-based palette index.
/// </param>
/// <returns>
/// Assigned transparency table.
/// </returns>
public static TransparencyTable GetTransparencyTable(int palette)
{
if(tables[palette] == null)
{
int fi, si;
if(!Common.E(palette, out fi, out si))return null;
using(FileStream stream = new FileStream(Paths.TransparencyTablesN.Format(fi), FileMode.Open))
{
XLDNavigator nav = XLDNavigator.ReadToIndex(stream, (short)si);
if(nav.SubfileLength != 196608)return null;
tables[palette] = new TransparencyTable(palette, nav);
}
}
return tables[palette];
}
