private static FrameXNA[] checkCache(int body, int action, int direction)
{
// Make sure the cache is complete.
// max number of bodies is about 0x1000
if (_Cache == null) _Cache = new FrameXNA[0x1000][][][];
if (_Cache[body] == null)
_Cache[body] = new FrameXNA[35][][];
if (_Cache[body][action] == null)
_Cache[body][action] = new FrameXNA[8][];
if (_Cache[body][action][direction] == null)
_Cache[body][action][direction] = new FrameXNA[1];
if (_Cache[body][action][direction][0] != null)
return _Cache[body][action][direction];
else
return null;
}
public static FrameXNA[] GetAnimation(BinaryReader bin)
{
uint[] palette = getPalette(bin); // 0x100 * 2 = 0x0200 bytes
int lookupStart = (int)bin.BaseStream.Position;
int frameCount = bin.ReadInt32(); // 0x04 bytes
int[] lookups = new int[frameCount]; // frameCount * 0x04 bytes
for (int i = 0; i < frameCount; ++i) { lookups[i] = bin.ReadInt32(); }
FrameXNA[] frames = new FrameXNA[frameCount];
for (int i = 0; i < frameCount; ++i)
{
if (lookups[i] < lookups[0])
{
frames[i] = FrameXNA.Empty; // Fix for broken animations, per issue13
}
else
{
bin.BaseStream.Seek(lookupStart + lookups[i], SeekOrigin.Begin);
frames[i] = new FrameXNA(_graphics, palette, bin);
}
}
return frames;
}
private static void getWidthHeight(FrameXNA[] frames, out int width, out int height, out int maxXoffset, out int maxYoffset)
{
// get the offsets
maxXoffset = 0;
maxYoffset = 0;
for (int i = 0; i < frames.Length; i++)
{
if (frames[i].Center.X > maxXoffset)
maxXoffset = frames[i].Center.X;
if (frames[i].Center.Y < maxYoffset)
maxYoffset = frames[i].Center.Y;
}
// get height/width using these offsets
width = 0;
height = 0;
for (int i = 0; i < frames.Length; i++)
{
int thiswidth = frames[i].Texture.Width + (maxXoffset - frames[i].Center.X);
if (thiswidth > width) { width = thiswidth; }
int thisheight = frames[i].Texture.Height - (maxYoffset - frames[i].Center.Y);
if (thisheight > height) { height = thisheight; }
}
}
private static void transform(BinaryReader bin)
{
FrameXNA[] frames = AnimationsXNA.GetAnimation(bin);
BitStream CellMatrixStream = new BitStream();
BitStream CellDeltaEncodingStream = new BitStream();
BitStream CellDataStream = new BitStream();
int width, height, xoffset, yoffset;
getWidthHeight(frames, out width, out height, out xoffset, out yoffset);
uint[][] pixeldata = new uint[frames.Length][];
for (int i = 0; i < frames.Length; i++)
pixeldata[i] = getPixelData(frames[i], width, height,
xoffset - frames[i].Center.X,
(height + (yoffset - frames[i].Center.Y)) - frames[i].Texture.Height);
uint[] palette = new uint[0x100];
uint[] palettesortvalues = new uint[0x100];
uint[] paletteSimilars = new uint[0x100];
for (int i = 0; i < frames.Length; i++)
getPalette(pixeldata[i], palette, palettesortvalues);
palettesortvalues[0] = int.MaxValue;
sortPalette(palette, palettesortvalues);
// findSimilarShadesInPalette(palette, ref paletteSimilars);
// combinePalette(palette, paletteSimilars, palettesortvalues);
// sortPalette(palette, palettesortvalues, paletteSimilars);
// debug = count num of pixels using top 16 colors.
int topsixteen = 0; int others = 0;
for (int i = 1; i < 17; i++)
topsixteen += (int)palettesortvalues[i];
for (int i = 17; i < 256; i++)
others += (int)palettesortvalues[i];
byte[][] framedata = new byte[frames.Length][];
for (int i = 0; i < frames.Length; i++)
framedata[i] = palettedFrame(pixeldata[i], palette, paletteSimilars);
for (int i = 0; i < frames.Length; i++)
{
byte[][] framecells = getCells(framedata[i], width);
byte[][] lastFrameCells;
if (i > 0)
lastFrameCells = getCells(buildFrame(width, height, CellMatrixStream, CellDeltaEncodingStream, CellDataStream), width);
else
lastFrameCells = new byte[0][];
getStreams(framecells, lastFrameCells, i, width, palette, CellMatrixStream, CellDeltaEncodingStream, CellDataStream);
byte[] newframedata = buildFrame(width, height, CellMatrixStream, CellDeltaEncodingStream, CellDataStream);
FrameXNA frame = new FrameXNA(AnimationsXNA.DEBUG_GFX, palette, newframedata, width, height, 0, 0);
frame.Texture.Save("test.bmp", Microsoft.Xna.Framework.Graphics.ImageFileFormat.Bmp);
}
int size =
(int)(CellMatrixStream.Length >> 3) +
(int)(CellDeltaEncodingStream.Length >> 3) +
(int)(CellDataStream.Length >> 3);
}
private static uint[] getPixelData(FrameXNA f, int width, int height, int xoffset, int yoffset)
{
uint[] outdata = new uint[width * height];
uint[] pixeldata = new uint[f.Texture.Height * f.Texture.Width];
f.Texture.GetData<uint>(pixeldata);
for (int y = 0; y < f.Texture.Height; y++)
{
Array.Copy(pixeldata, y * f.Texture.Width, outdata, xoffset + (y + yoffset) * width, f.Texture.Width);
}
return outdata;
}
