public static ArrEntry[] GetArr(int index)
{
ArrEntry[] ret = new ArrEntry[64 * 64];
int[] arrEntry = GetEntry(index);
if (arrEntry[1] != (ret.Length << 1))
{
return(null);
}
Rom.Seek(arrEntry[0]);
for (int sy = 0; sy < 2; sy++)
{
for (int sx = 0; sx < 2; sx++)
{
for (int ay = 0; ay < 32; ay++)
{
for (int ax = 0; ax < 32; ax++)
{
ret[ax + (sx * 32) + (ay * 64) + (sy * 2048)] = Rom.ReadArrEntry();
}
}
}
}
return(ret);
}
public object Clone()
{
ArrEntry ret = new ArrEntry();
ret.TileNumber = this.TileNumber;
ret.FlipH = this.FlipH;
ret.FlipV = this.FlipV;
ret.Palette = this.Palette;
return(ret);
}
public static ArrEntry[] GetTitleArr()
{
var ret = new ArrEntry[32 * 32];
Rom.Seek(GetPointer(8));
for (int i = 0; i < ret.Length; i++)
{
ret[i] = Rom.ReadArrEntry();
}
return(ret);
}
public static ArrEntry[] GetArr(int index)
{
var entry = GetEntry(index);
var ret = new ArrEntry[1024];
for (int i = 0; i < 1024; i++)
{
ret[i] = Rom.ReadArrEntry(entry[0] + (i << 1));
}
return(ret);
}
public static ArrEntry[] GetLogoArr(int logoNum)
{
var ret = new ArrEntry[32 * 32];
Rom.Seek(GetPointer(logoNum + 2));
for (int i = 0; i < ret.Length; i++)
{
ret[i] = Rom.ReadArrEntry();
}
return(ret);
}
public static ArrEntry[] GetArr(int index)
{
int[] entry = GetEntry(index);
byte[] bytes;
int res = LZ77.Decompress(Rom, entry[0] + 12, out bytes);
if (res == -1)
{
return(null);
}
if (bytes.Length != 2048)
{
return(null);
}
ArrEntry[] ret = new ArrEntry[1024];
for (int i = 0; i < 1024; i++)
{
ret[i] = bytes.ReadArrEntry(i << 1);
}
return(ret);
}
public static ArrEntry[] GetArr(int index)
{
int[] arrEntry = GetEntry(index);
// Read the arrangement
var ret = new ArrEntry[30 * 20];
Rom.Seek(arrEntry[0]);
for (int y = 0; y < 20; y++)
{
for (int x = 0; x < 30; x++)
{
byte ch = Rom.ReadByte();
var a = new ArrEntry();
a.TileNumber = (ushort)(ch & 0x3F);
a.FlipH = (ch & 0x40) != 0;
a.FlipV = (ch & 0x80) != 0;
a.Palette = 0;
ret[x + (y * 30)] = a;
}
}
return(ret);
}
// Returns the arrangement, palette, and a flag indicating whether or not colors were dropped
unsafe public static object[] SetArrangement(Bitmap _bmp,
byte[] gfxData, int gfxDataOffset, int tileCount,
bool useTileset, bool useFlipping,
Color[] _pal, int palIndex,
Color transparentColor, bool transparency
)
{
// Convert to Format32bppArgb
Bitmap bmp;
if (_bmp.PixelFormat == PixelFormat.Format32bppArgb)
{
bmp = _bmp;
}
else
{
bmp = new Bitmap(_bmp.Width, _bmp.Height, PixelFormat.Format32bppArgb);
using (Graphics g = Graphics.FromImage(bmp))
{
g.DrawImage(_bmp, new Rectangle(0, 0, bmp.Width, bmp.Height));
}
_bmp.Dispose();
}
int tilewidth = bmp.Width >> 3;
int tileheight = bmp.Height >> 3;
BitmapData bd = bmp.LockBits(ImageLockMode.ReadOnly);
byte * ptr = (byte *)bd.Scan0;
// First we need to make a palette
Color[] pal;
List <ColorCountPair> colorlist = new List <ColorCountPair>();
int pcount = transparency ? 16 : 15;
if (_pal == null)
{
// No reference palette given, so let's build one from the image
pal = new Color[16];
if (transparency)
{
pal[0] = transparentColor;
}
else
{
pal[0] = Color.FromArgb(160, 160, 160);
}
// Find the most common colors
for (int y = 0; y < bd.Height; y++)
{
int offset = bd.Stride * y;
for (int x = 0; x < bd.Width; x++)
{
int b = ptr[offset++] & 0xF8;
int g = ptr[offset++] & 0xF8;
int r = ptr[offset++] & 0xF8;
offset++;
Color c = Color.FromArgb(r, g, b);
bool hascolor = colorlist.Any(cp => cp.col.Equals(c));
if (!hascolor)
{
// This is a new color so add it to the list
colorlist.Add(new ColorCountPair(c));
}
else
{
// The color is already in the list, so grab a reference to it and increment its counter
var ccp = colorlist.First(cp => cp.col.Equals(c));
ccp.count++;
}
}
}
// If we hit the transparent color, remove it
if (transparency && colorlist.Any(cp => cp.col.Equals(transparentColor)))
{
colorlist.Remove(colorlist.First(cp => cp.col.Equals(transparentColor)));
}
// Sort the list by its .count fields
colorlist.Sort();
// Copy the top 15 into the palette
for (int i = 0; i < Math.Min(15, colorlist.Count); i++)
{
pal[i + 1] = colorlist[i].col;
}
// If we're under 15 colors, just make the rest black
for (int i = Math.Min(15, colorlist.Count) + 1; i < 16; i++)
{
pal[i] = Color.Black;
}
}
else
{
pal = _pal;
}
// Create an arrangement
ArrEntry[] arr = new ArrEntry[tileheight * tilewidth];
// Start a list for our tile cache
List <TileHashPair> tilecache = new List <TileHashPair>();
useFlipping |= useTileset;
// If we're using the current tileset, then populate the cache
if (useTileset)
{
for (ushort i = 0; i < tileCount; i++)
{
var pixels = gfxData.Read4BppTile(i << 5);
tilecache.Add(new TileHashPair(pixels, HashPixels(pixels, false, false), i));
}
}
// Scan each tile
for (int ty = 0; ty < tileheight; ty++)
{
for (int tx = 0; tx < tilewidth; tx++)
{
ArrEntry a = new ArrEntry();
a.Palette = (byte)palIndex;
var pixels = SetTile(bd, tx, ty, pal);
// Hash this tile
uint[] hashes =
{
HashPixels(pixels, false, false),
useFlipping ? HashPixels(pixels, true, false) : 0,
useFlipping ? HashPixels(pixels, false, true) : 0,
useFlipping ? HashPixels(pixels, true, true) : 0
};
// See if we already have some version of it
bool hashmatch = tilecache.Any(th => th.HashMatch(hashes, useFlipping));
if (!useTileset && !hashmatch)
{
// We don't have it, so add it
var t = new TileHashPair(pixels, hashes[0], (ushort)tilecache.Count);
tilecache.Add(t);
a.TileNumber = t.tilenum;
a.FlipH = false;
a.FlipV = false;
}
else if (useTileset && !hashmatch)
{
throw new TileMismatchException("Tile has no match!", tx, ty);
}
else
{
// We do have it, so use it
var t = tilecache.First(th => th.HashMatch(hashes, useFlipping));
var hashflip = t.HashFlip(hashes);
a.TileNumber = t.tilenum;
a.FlipH = hashflip[0];
a.FlipV = hashflip[1];
}
arr[tx + (ty * tilewidth)] = a;
}
}
bmp.UnlockBits(bd);
// See if we've got too many tiles
if (tilecache.Count > tileCount)
{
throw new TileCountException("Too many tiles!", tilecache.Count, tileCount);
}
// Write the tiles to the tileset
if (!useTileset)
{
for (int i = 0; i < tilecache.Count; i++)
{
var pixels = tilecache[i].pixels;
gfxData.Write4BppTile(i << 5, pixels);
}
}
return(new object[] { arr, pal, Math.Max(colorlist.Count - (transparency ? 16 : 15), 0) });
}