public void WriteAreaData(
int address,
IEnumerable <AreaSpriteCommand> data)
{
var bytes = new List <byte>(
AreaSpriteCommand.GetAreaByteData(data));
bytes.CopyTo(Rom, AreaLoader.SnesLoRomToPc(address));
}
public int GetAreaPointer(int areaNumber)
{
var areaIndex = GetAreaIndex(areaNumber);
var lowByteIndex = AreaLoader.SnesLoRomToPc(LowBytePointer);
var highByteIndex = AreaLoader.SnesLoRomToPc(HighBytePointer);
return(Rom[lowByteIndex + areaIndex]
| (Rom[highByteIndex + areaIndex] << 8));
}
public int GetAreaIndex(int areaNumber)
{
var areaTypeOffsetIndex = AreaLoader.SnesLoRomToPc(
AreaTypeOffsetPointer);
var areaType = AreaLoader.GetAreaType(areaNumber);
var reducedAreaNumber = areaNumber & 0x1F;
var areaTypeIndex = Rom[areaTypeOffsetIndex + (int)areaType];
return(reducedAreaNumber + areaTypeIndex);
}
public IEnumerable <AreaSpriteCommand> GetAreaData(int address)
{
var index = AreaLoader.SnesLoRomToPc(address);
return(AreaSpriteCommand.GetAreaData(Rom.Skip(index)));
}
public AreaHeader GetAreaHeader(int address)
{
var index = AreaLoader.SnesLoRomToPc(address);
return(new AreaHeader(Rom[index], Rom[index + 1]));
}