void draw(int tile)
{
int offset = tile * 16;
if (!(offset >= offsetStart && offset < offsetEnd))
{
return;
}
int x = ((offset - offsetStart) / 16) % Width;
int y = ((offset - offsetStart) / 16) / Width;
int bank = 0;
if (offset >= 0x1800)
{
offset -= 0x1800;
bank = 1;
}
byte[] data = new byte[16];
Array.Copy(graphicsState.VramBuffer[bank], offset, data, 0, 16);
Bitmap subImage = GbGraphics.TileToBitmap(data);
Graphics g = Graphics.FromImage(image);
g.DrawImage(subImage, x * 8, y * 8);
QueueDraw();
}
public Bitmap GetTileImage(int index)
{
if (tileImagesCache[index] != null)
{
return(tileImagesCache[index]);
}
Bitmap image = new Bitmap(16, 16);
Graphics g = Graphics.FromImage(image);
for (int y = 0; y < 2; y++)
{
for (int x = 0; x < 2; x++)
{
int tileIndex = GetSubTileIndex(index, x, y);
int flags = GetSubTileFlags(index, x, y);
int tileOffset = 0x1000 + ((sbyte)tileIndex) * 16;
byte[] src = new byte[16];
Array.Copy(graphicsState.VramBuffer[1], tileOffset, src, 0, 16);
Bitmap subImage = GbGraphics.TileToBitmap(src, GraphicsState.GetBackgroundPalettes()[flags & 7], flags);
g.DrawImageUnscaled(subImage, x * 8, y * 8);
}
}
g.Dispose();
// if (fullCachedImageData == null)
// fullCachedImageData = fullCachedImage.LockBits(
// new Rectangle(0, 0, fullCachedImage.Width, fullCachedImage.Height),
// ImageLockMode.ReadWrite, PixelFormat.Format24bppRgb);
// GbGraphics.QuickDraw(fullCachedImageData, image, (index%16)*16, (index/16)*16);
g = Graphics.FromImage(fullCachedImage);
g.DrawImageUnscaled(image, (index % 16) * 16, (index / 16) * 16);
g.Dispose();
tileImagesCache[index] = image;
return(image);
}
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);
}
}
