public ObjectAnimation GetAnimation(int i)
{
try {
return(_animations[i]);
}
catch (KeyNotFoundException) {
var anim = new ObjectAnimation(this, i);
_animations[i] = anim;
return(anim);
}
}
public ObjectAnimationFrame(ObjectAnimation anim, Data animData)
{
_animation = anim;
_animData = animData;
Color[][] palettes = anim.GetPalettes();
try {
// Note: this "index" is more like index*2, since it's added directly to the offset
// without being multiplied first
int oamIndex = (byte)_animData.NextData.GetIntValue(0);
// Get entry in oam table for this object
Data oamPtr = Project.GetData(_animation.OamTableName, oamIndex);
_oamData = Project.GetData(oamPtr.GetValue(0));
// Load sprite images
int _numSprites = _oamData.GetIntValue(0);
Data data = _oamData.NextData;
for (int i = 0; i < _numSprites; i++)
{
int y = (sbyte)data.GetIntValue(0) - 16;
data = data.NextData;
int x = (sbyte)data.GetIntValue(0) - 8;
data = data.NextData;
int tileIndex = data.GetIntValue(0) + _animation.TileIndexBase;
data = data.NextData;
byte flags = (byte)(data.GetIntValue(0) | _animation.OamFlagsBase);
data = data.NextData;
ObjectGfxHeaderData gfxHeader = _animation.ObjectGfxHeaderData;
int origTileIndex = tileIndex;
while (tileIndex >= 0x20)
{
if (gfxHeader.ShouldHaveNext)
{
gfxHeader = gfxHeader.NextGfxHeader;
tileIndex -= 0x20;
}
else
{
throw new InvalidAnimationException("Tileindex out of range (" + tileIndex + ")");
}
}
int tileOffset = (tileIndex & 0xfe) * 16;
Stream gfxStream = gfxHeader.GfxStream;
if (gfxStream.Length - tileOffset < 0x20)
{
throw new InvalidAnimationException("Sprite not defined in gfx data");
}
gfxStream.Seek(tileOffset, SeekOrigin.Begin);
byte[] gfxData = new byte[0x20];
gfxStream.Read(gfxData, 0, 0x20);
Bitmap bitmap = GbGraphics.TileToBitmap(gfxData, palettes[flags & 7], flags);
bitmaps.Add(new Tuple <Bitmap, int, int>(bitmap, x, y));
}
}
catch (InvalidLookupException e) {
bitmaps = null;
throw new InvalidAnimationException(e);
}
catch (FormatException e) {
bitmaps = null;
throw new InvalidAnimationException(e);
}
}
