/// <summary>
/// Applies edge mask (edgeEntry) on parentTile, result is stored in bit
/// </summary>
public void ApplyEdgeMask(Bitmap bit, int edgeID, int coverID)
{
FileEntry edgeEntry = Entries[edgeID]; FileEntry coverTile = Entries[coverID];
// prepare cover
Section sect = coverTile.BaseSection;
byte[] sectionUncompressedData = sectionCache.LookupCache(sect);
if (sectionUncompressedData == null)
{
videoBagStream.BaseStream.Seek(sect.VideoBagOffset, SeekOrigin.Begin);
byte[] sectionCompressedData = videoBagStream.ReadBytes((int)sect.SizeCompressed);
sectionUncompressedData = new byte[sect.SizeUncompressed];
NoxLzCompression.Decompress(sectionCompressedData, sectionUncompressedData);
// add data in cache
sectionCache.AddToCache(sect, sectionUncompressedData);
}
int[] coverColorData = ReadType0Image(coverTile, sectionUncompressedData);
// prepare edge
sect = edgeEntry.BaseSection;
sectionUncompressedData = sectionCache.LookupCache(sect);
if (sectionUncompressedData == null)
{
videoBagStream.BaseStream.Seek(sect.VideoBagOffset, SeekOrigin.Begin);
byte[] sectionCompressedData = videoBagStream.ReadBytes((int)sect.SizeCompressed);
sectionUncompressedData = new byte[sect.SizeUncompressed];
NoxLzCompression.Decompress(sectionCompressedData, sectionUncompressedData);
// add data in cache
sectionCache.AddToCache(sect, sectionUncompressedData);
}
// build up
TileEdgeMixer edge = new TileEdgeMixer(bit, coverColorData, sectionUncompressedData, Palette8Bit, (int)edgeEntry.SectionOffset, (int)edgeEntry.SizeUncompressed);
edge.Apply();
}
/// <summary>
/// Returns ready-to-go Bitmap and offset values for given Entry
/// </summary>
public unsafe Bitmap GetBitmap(FileEntry fe, out int offsX, out int offsY)
{
int[] bitmap = null;
PixelFormat format = PixelFormat.Format32bppArgb;
Bitmap result = null;
Section sect = fe.BaseSection;
// look up uncompressed data in cache
byte[] sectionUncompressedData = sectionCache.LookupCache(sect);
if (sectionUncompressedData == null)
{
videoBagStream.BaseStream.Seek(sect.VideoBagOffset, SeekOrigin.Begin);
byte[] sectionCompressedData = videoBagStream.ReadBytes((int)sect.SizeCompressed);
sectionUncompressedData = new byte[sect.SizeUncompressed];
NoxLzCompression.Decompress(sectionCompressedData, sectionUncompressedData);
// add data in cache
sectionCache.AddToCache(sect, sectionUncompressedData);
}
int width = 0, height = 0; uint moff;
offsX = 0; offsY = 0;
fixed(byte *imgSectionPtr = sectionUncompressedData)
{
switch (fe.EntryType)
{
case 0:
// Tiles
width = 46; height = 46;
bitmap = ReadType0Image(fe, imgSectionPtr);
break;
case 1:
// // Tile edges
width = 46; height = 46;
throw new InvalidOperationException("Use ApplyEdgeMask() instead");
case 3:
// kinda PCX
moff = fe.SectionOffset;
width = *((int *)(imgSectionPtr + moff)); moff += 4;
height = *((int *)(imgSectionPtr + moff)); moff += 4;
offsX = *((int *)(imgSectionPtr + moff)); moff += 4;
offsY = *((int *)(imgSectionPtr + moff));
bitmap = ReadType3Image(fe, imgSectionPtr);
break;
case 4:
case 5:
case 6:
// Same as 3 but with dynamic colors
moff = fe.SectionOffset;
width = *((int *)(imgSectionPtr + moff)); moff += 4;
height = *((int *)(imgSectionPtr + moff)); moff += 4;
offsX = *((int *)(imgSectionPtr + moff)); moff += 4;
offsY = *((int *)(imgSectionPtr + moff));
bitmap = ReadType456Image(fe, imgSectionPtr);
break;
}
}
if (width > 0 && height > 0)
{
result = new Bitmap(width, height, format);
int stride = 4 * width;
// copy bitmap
BitmapData bd = result.LockBits(new Rectangle(0, 0, width, height), ImageLockMode.WriteOnly, format);
Marshal.Copy(bitmap, 0, bd.Scan0, bitmap.Length);
result.UnlockBits(bd);
}
return(result);
}
