unsafe void DrawSprites(MobileBmpView mbv)
{
mbv.BmpView.ChangeBitmapSize(1024, 512);
Bitmap bmp = mbv.BmpView.bmp;
var lockdata = bmp.LockBits(new Rectangle(0, 0, bmp.Width, bmp.Height), System.Drawing.Imaging.ImageLockMode.WriteOnly, System.Drawing.Imaging.PixelFormat.Format32bppArgb);
// Clear()
Win32.MemSet(lockdata.Scan0, 0xff, (uint)(lockdata.Height * lockdata.Stride));
int *pixels = (int *)lockdata.Scan0;
int pitch = lockdata.Stride / sizeof(int);
ushort *sprites = (ushort *)oam;
byte * tiles = (byte *)vram + 65536;
ushort dispcnt = ((ushort *)mmio)[0];
bool twodee = !dispcnt.Bit(6);
for (int sy = 0; sy < 8; sy++)
{
for (int sx = 0; sx < 16; sx++)
{
DrawSprite(pixels, pitch, sprites, tiles, twodee);
pixels += 64;
sprites += 4;
}
pixels -= 1024;
pixels += pitch * 64;
}
bmp.UnlockBits(lockdata);
mbv.BmpView.Refresh();
}
unsafe void DrawSpriteTiles(MobileBmpView mbv, bool tophalfonly, bool eightbit)
{
int tw = eightbit ? 16 : 32;
int th = tophalfonly ? 16 : 32;
mbv.BmpView.ChangeBitmapSize(tw * 8, 256);
Bitmap bmp = mbv.BmpView.bmp;
var lockdata = bmp.LockBits(new Rectangle(0, 0, bmp.Width, bmp.Height), System.Drawing.Imaging.ImageLockMode.WriteOnly, System.Drawing.Imaging.PixelFormat.Format32bppArgb);
int *pixels = (int *)lockdata.Scan0;
int pitch = lockdata.Stride / sizeof(int);
byte *tiles = (byte *)vram + 65536;
// TODO: palette changing (in 4 bit mode anyway)
ushort *palette = (ushort *)palram + 256;
if (tophalfonly)
{
Win32.MemSet(lockdata.Scan0, 0xff, (uint)(128 * lockdata.Stride));
pixels += 128 * pitch;
tiles += 16384;
}
DrawTileRange(pixels, pitch, tiles, palette, tw, th, eightbit);
bmp.UnlockBits(lockdata);
mbv.BmpView.Refresh();
}
public void Clear()
{
var lockdata = BMP.LockBits(new Rectangle(0, 0, BMP.Width, BMP.Height), ImageLockMode.WriteOnly, PixelFormat.Format32bppArgb);
Win32.MemSet(lockdata.Scan0, 0xff, (uint)(lockdata.Height * lockdata.Stride));
BMP.UnlockBits(lockdata);
Refresh();
}
