public override PatternTable LoadBgPatternTable_ChrUsage(bool linear, int bankIndex)
{
var oBgPatterns = MMC3PatternOffsets.GetChrBank(bankIndex);
PatternTable pt = new PatternTable(linear);
try {
pt.BeginWrite();
pt.LoadTiles(Level.Rom.data, oBgPatterns, 0, 0x100);
return(pt);
} finally {
pt.EndWrite();
}
}
public override PatternTable LoadSpritePatternsTable(bool linear)
{
var oSpritePatterns = EnhancedPatternOffsets.GetSprBank(Level.Index);
PatternTable pt = new PatternTable(linear);
try {
pt.BeginWrite();
pt.LoadTiles(Level.Rom.data, oSpritePatterns, 0, 0x100);
return(pt);
} finally {
pt.EndWrite();
}
}
private PatternTable LoadBgPatternTable_ChrAnimation(bool linear, ChrAnimationTable anim)
{
//PatternTable pt = new PatternTable(linear);
var frame = anim.Frames[0];
var bank0Offset = Level.Rom.Format.ChrRomOffset + Mmc3.ChrBankSize * frame.Bank0;
var bank1Offset = Level.Rom.Format.ChrRomOffset + Mmc3.ChrBankSize * frame.Bank1;
var bank2Offset = Level.Rom.Format.ChrRomOffset + Mmc3.ChrBankSize * frame.Bank2;
var bank3Offset = Level.Rom.Format.ChrRomOffset + Mmc3.ChrBankSize * frame.Bank3;
PatternTable pt = new PatternTable(linear);
try {
pt.BeginWrite();
pt.LoadTiles(Level.Rom.data, bank0Offset, 0x00, 0x40);
pt.LoadTiles(Level.Rom.data, bank1Offset, 0x40, 0x40);
pt.LoadTiles(Level.Rom.data, bank2Offset, 0x80, 0x40);
pt.LoadTiles(Level.Rom.data, bank3Offset, 0xC0, 0x40);
return(pt);
} finally {
pt.EndWrite();
}
}