public OverlayTiles(byte[] data, OverlayTileSizes sizes, OverlayTilePatterns patterns)
{
this.sizes = sizes;
this.patterns = patterns;
this.overlayTiles = new List <OverlayTile>();
this.SetBytes(data);
}
private OverlayTileSize[] LoadPatternSizes(OverlayTileSizes sizes)
{
// TODO: Get this from the ROM, if even possible.
// It is unlikely that this information is available anywhere in the ROM since
// each overlay tile indicates which size to use when displayed at runtime.
// Maybe the size of each pattern should be saved in the epic zone when we start supporting updating the patterns.
byte[] sizeIndexes = new byte[] { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 2, 2, 2, 2, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1 };
OverlayTileSize[] sizeArray = new OverlayTileSize[this.Count];
for (int i = 0; i < this.Count; i++)
{
sizeArray[i] = sizes[sizeIndexes[i]];
}
return(sizeArray);
}
private void LoadPatterns(byte[] romBuffer, Offsets offsets, OverlayTileSizes sizes)
{
// Get the addresses where the individual pattern data is
int addressOffset = offsets[Offset.TrackOverlayPatterns];
int[] dataAddresses = this.LoadPatternDataAddresses(romBuffer, addressOffset);
// Get the data lengths of all the patterns
int sizeOffset = offsets[Offset.TrackOverlaySizes];
int[] dataLengths = this.LoadPatternDataLengths(dataAddresses, sizeOffset);
// Get the widths and heights of all the patterns
OverlayTileSize[] overlayTilesizes = this.LoadPatternSizes(sizes);
for (int i = 0; i < PatternCount; i++)
{
byte[] data = Utilities.ReadBlock(romBuffer, dataAddresses[i], dataLengths[i]);
this.patterns[i] = new OverlayTilePattern(data, overlayTilesizes[i]);
}
}
public OverlayTilePatterns(byte[] romBuffer, Offsets offsets, OverlayTileSizes sizes)
{
this.patterns = new OverlayTilePattern[PatternCount];
this.LoadPatterns(romBuffer, offsets, sizes);
}