public byte [] Render(TileSet activeTileSet)
{
TileSheet cre = activeTileSet.MyCreSheet;
TileSheet sce = activeTileSet.MySceSheet;
Palette p = activeTileSet.MyPalette;
int firstCreTileIndex = 0x280;
byte [] image = new byte [256 * 256 * 4];
for (int y = 0; y < 32; y++)
{
for (int x = 0; x < 32; x++)
{
GetData(x, y, out int tile, out int row, out bool hFlip, out bool vFlip);
// int tile = GetTile (x, y);
if (tile < firstCreTileIndex)
{
sce.DrawTile(image, 256, 256, p, row, 8 * x, 8 * y,
tile, hFlip, vFlip);
}
else
{
cre.DrawTile(image, 256, 256, p, row, 8 * x, 8 * y,
tile - firstCreTileIndex, hFlip, vFlip);
}
}
}
return(image);
}
//----------------------------------------------------------------------------------------
// Render a 16x16 tile from the tile map to a byte array (BGRA).
public byte [] RenderTile(int index)
{
if (index < 0 || index > RowCount * ColCount)
{
return(null);
}
int row = index / ColCount;
int col = index % ColCount;
int FirstSceTileRow = 8; // [wip] make static field?
int firstCreTileIndex = 0x280;
int width = 16; // Tile is 16 pixels wide
int height = 16; // and 16 pixels high.
TileTable table = MyCreTable;
if (row >= FirstSceTileRow)
{
table = MySceTable;
row -= FirstSceTileRow;
}
byte [] image = new byte [width * height * 4];
for (int q1 = 0; q1 < 2; q1++)
{
for (int q0 = 0; q0 < 2; q0++)
{
int quadrant = 2 * q1 + q0;
int tile8Index = table.GetTile8Index(ColCount * row + col, quadrant);
int paletteRow = table.GetPaletteRow(ColCount * row + col, quadrant);
bool hFlip = table.GetHFlip(ColCount * row + col, quadrant);
bool vFlip = table.GetVFlip(ColCount * row + col, quadrant);
if (tile8Index < firstCreTileIndex)
{
MySceSheet.DrawTile(image, width, height, MyPalette, paletteRow,
8 * q0, 8 * q1,
tile8Index, hFlip, vFlip);
}
else
{
MyCreSheet.DrawTile(image, width, height, MyPalette, paletteRow,
8 * q0, 8 * q1,
tile8Index - firstCreTileIndex, hFlip, vFlip);
}
}
}
return(image);
}
// Loads full tilesheet into an image.
public BlitImage TilesheetToImage(int tilesheetIndex, int paletteIndex)
{
TileSheet t = (TileSheet)TileSheets [tilesheetIndex];
CompressedPalette p = (CompressedPalette)Palettes [paletteIndex];
byte [] data = new byte [16 * 64 * 64 * 4];
for (int row = 0; row < 64; row++)
{
for (int col = 0; col < 16; col++)
{
t.DrawTile(data, 16 * 8, 64 * 8, p, 0, 8 * col, 8 * row,
16 * row + col, false, false);
}
}
return(new BlitImage(data, 16 * 8));
}