/// <summary>
/// Automatically generates a TSA-compliant image from a 256(or fewer)-color image
/// </summary>
/// <param name="width">Width of the TSA (in tiles)</param>
/// <param name="height">Height of the TSA (in tiles)</param>
/// <param name="image">The bitmap to convert</param>
/// <param name="paletteAmount">the maximum amount of 16-color palettes</param>
/// <param name="checkRedundantTiles">whether or not to add all tiles found to the tileset</param>
public TSA_Image(
int width, int height,
GBA.Bitmap image,
int paletteAmount,
bool checkRedundantTiles)
{
Width = width * 8;
Height = height * 8;
if (image.Width != Width || image.Height != Height)
{
throw new Exception("Image given has invalid dimensions.\n" +
"It must be " + Width + "x" + Height + " pixels.");
}
if (image.Colors.Count <= 16)
{ // No need to run TSA-ifier code
Palettes = Palette.Split(image.Colors, paletteAmount);
Graphics = new Tileset(new Image(image));
Tiling = TSA_Array.GetBasicTSA(width, height);
}
else
{
using (FormLoading loading = new FormLoading())
{ // Run the image TSA-ifier
loading.Show();
int tileAmount = width * height;
byte[] bytes = image.ToBytes();
int[] colorTotals = new int[image.Colors.Count];
int[,] colorAmounts = new int[image.Colors.Count, tileAmount];
loading.SetLoading("Checking colors...", 2);
int index;
int tile = 0;
for (int tileY = 0; tileY < height; tileY++)
{
for (int tileX = 0; tileX < width; tileX++)
{
index = tileX * 8 + tileY * 8 * Width;
for (int y = 0; y < 8; y++)
{
for (int x = 0; x < 8; x++)
{
colorTotals[bytes[index]]++;
colorAmounts[bytes[index], tile]++;
}
index += Width - 8;
}
tile++;
} // first we take a look at which colors are most present (in all, and per tile)
}
loading.SetPercent(7);
List <int> colors = new List <int>();
for (int i = 0; i < colorTotals.Length; i++)
{
index = 0;
while (index < colors.Count && colorTotals[i] > colors[index])
{
index++;
}
if (index < colors.Count)
{
colors.Insert(index, i);
}
else
{
colors.Add(i);
}
if (colors.Count > paletteAmount * 15)
{
colors.RemoveAt(0);
}
} // then we create a list of indices to colors with only the most used colors
loading.SetPercent(9);
Palettes = new Palette[paletteAmount];
for (int i = 0; i < paletteAmount; i++)
{
Palettes[i] = new GBA.Palette(16);
Palettes[i].Add(new GBA.Color(0x0000));
} // we create our palettes, forcing the 1st color to be black on each palette
loading.SetLoading("Asserting tile palettes...", 10);
byte[] tilePalettes = new byte[tileAmount];
int[] certainty = new int[tileAmount];
GBA.Color color;
int amount;
for (int i = colors.Count - 1; i >= 0; i--)
{
color = image.Colors[colors[i]];
tile = 0;
while (tile < tilePalettes.Length)
{
amount = colorAmounts[colors[i], tile];
if (Palettes[tilePalettes[tile]].Contains(color))
{
certainty[tile] += amount;
}
else
{
if (Palettes[tilePalettes[tile]].IsFull)
{
if (certainty[tile] < amount)
{
tilePalettes[tile]++;
tilePalettes[tile] %= (byte)Palettes.Length;
certainty[tile] = 0;
i++; break;
}
else
{
certainty[tile] -= amount;
}
}
else if (amount != 0)
{
Palettes[tilePalettes[tile]].Add(color);
certainty[tile] += amount;
}
}
tile++;
}
loading.SetPercent(10 + (50 - 50 * ((float)i / (float)(colors.Count))));
} // and we do a loop going from most used color to least used, setting tilePalettes and filling said palettes
amount = 0;
for (int p = 0; p < Palettes.Length; p++)
{
Palettes[p].Sort(delegate(GBA.Color first, GBA.Color second)
{
return((first.GetValueR() + first.GetValueG() + first.GetValueB())
- (second.GetValueR() + second.GetValueG() + second.GetValueB()));
});
for (int i = Palettes[p].Count; i < 16; i++)
{
Palettes[p].Add(new Color(0x0000));
}
}
loading.SetMessage("Creating TSA information...");
Graphics = new Tileset(width * height);
Tiling = new TSA_Array(width, height);
int pixel;
tile = 0;
byte HI_nibble;
byte LO_nibble;
Tile currentTile;
Tuple <int, bool, bool> current;
for (int tileY = 0; tileY < height; tileY++)
{
for (int tileX = 0; tileX < width; tileX++)
{
index = (Palettes[tilePalettes[tile]].IsFull) ? tilePalettes[tile] : 0;
bytes = new byte[GBA.Tile.LENGTH];
for (int y = 0; y < 8; y++)
{
for (int x = 0; x < 4; x++)
{
color = image.GetColor(tileX * 8 + x * 2, tileY * 8 + y);
pixel = GBA.Color.GetNearest(Palettes[index], color);
LO_nibble = (pixel == -1) ? (byte)0x00 : (byte)(pixel);
color = image.GetColor(tileX * 8 + x * 2 + 1, tileY * 8 + y);
pixel = GBA.Color.GetNearest(Palettes[index], color);
HI_nibble = (pixel == -1) ? (byte)0x00 : (byte)(pixel);
bytes[x + y * 4] = (byte)((HI_nibble << 4) | LO_nibble);
}
}
currentTile = new Tile(bytes);
if (checkRedundantTiles)
{
if (currentTile.IsEmpty())
{
current = Tuple.Create(0, false, false);
}
else
{
current = Graphics.FindMatch(currentTile);
if (current == null)
{
current = Tuple.Create(Graphics.Count, false, false);
Graphics.Add(currentTile);
}
}
}
else
{
current = Tuple.Create(Graphics.Count, false, false);
Graphics.Add(currentTile);
}
// try {
Tiling[tileX, tileY] = new TSA(
(UInt16)current.Item1,
tilePalettes[tile],
current.Item2,
current.Item3);
// } catch { }
loading.SetPercent(60 + 40 * ((float)tile / (float)tileAmount));
tile++;
}
}
}
}
}
/// <summary>
/// Processes a battle animation from a txt file, reading all referenced image files
/// </summary>
public BattleAnimMaker(string folder, string[] file)
{
FormLoading loading = new FormLoading();
loading.SetMessage("Processing animation...");
loading.Show();
AnimCode = new List <string> [12];
Graphics = new List <TileSheet>();
for (int i = 0; i < AnimCode.Length; i++)
{
AnimCode[i] = new List <string>();
}
AddTileSheet();
Palettes = Palette.Split(GetPaletteFromFile(folder), 4);
Frames = new List <OAM_Array>();
FrameData = new List <Tuple <uint, uint> >();
List <string> filenames = new List <string>();
List <Tuple <string, Point, Size> > affines = new List <Tuple <string, Point, Size> >();
CompileMode compile = CompileMode.Usual;
bool new_frame = true;
int mode = 0; // the current animation mode being processed
int frame = 0; // the current frame number
int affine = 0; // the current affine sprite number
int duration = 0; // the current frame's duration
decimal[] arguments;
for (int line = 0; line < file.Length; line++)
{
loading.SetPercent(100 * ((float)line / (float)file.Length));
loading.SetMessage("Processing Anim Mode" +
((mode == 0 || mode == 2 || mode == 8) ?
"s " + (mode + 1) + " and " + (mode + 2) :
" " + (mode + 1)) + "...");
if (file[line] == null)
{
continue;
}
else if (file[line] == "")
{
continue;
}
else //try
{
for (int i = 0; i < file[line].Length; i++)
{
// Comments
if (file[line][i] == '#')
{
break;
}
if (file[line][i] == '/' && file[line][i + 1] == '/')
{
break;
}
// Syntax
switch (file[line][i])
{
case ' ': continue;
case '\t': continue;
case 'c':
case 'C':
if (compile == CompileMode.Extra)
{
compile = CompileMode.Usual;
}
if (compile == CompileMode.Usual)
{
AnimCode[mode].Add("c" + file[line].Substring(i + 1, 2));
if (mode == 0 || mode == 2)
{
AnimCode[mode + 1].Add("c" + file[line].Substring(i + 1, 2));
}
i += 2;
continue;
}
else
{
throw new Exception("Unexpected 'c' command read.");
}
case '0':
case '1':
case '2':
case '3':
case '4':
case '5':
case '6':
case '7':
case '8':
case '9':
if (compile == CompileMode.Extra)
{
compile = CompileMode.Usual;
}
if (compile == CompileMode.Usual)
{
int length = 0;
while (i + length < file[line].Length)
{
if (file[line][i + length] == ' ' ||
file[line][i + length] == '\t')
{
break;
}
else
{
length++;
}
}
try
{
duration = int.Parse(file[line].Substring(i, length));
}
catch
{
throw new Exception("Invalid duration number read:" + file[line].Substring(i, length));
}
compile = CompileMode.Frame;
i += (length - 1);
continue;
}
else
{
throw new Exception("Unexpected frame duration number read.");
}
case 'f':
case 'F':
case 'b':
case 'B':
bool bg = (file[line][i] == 'b' || file[line][i] == 'B');
if ((bg && compile == CompileMode.Extra) || compile == CompileMode.Frame)
{
i++;
string filename = ReadArgument_FileName(ref file, ref line, ref i);
frame = -1;
new_frame = true;
for (int f = 0; f < filenames.Count; f++)
{
if (filename.Equals(filenames[f]))
{
frame = f;
new_frame = false;
break;
}
}
if (frame == -1)
{
frame = filenames.Count;
filenames.Add(filename);
AddFrame(bg, new GBA.Image(folder + filename, Palettes[0]), filename);
} // add the new frame's OAM if it hasn't yet been used
if (bg)
{
if (mode == 0 || mode == 2 || mode == 8)
{
AnimCode[mode + 1][AnimCode[mode + 1].Count - 1] = duration + " f" + Util.ByteToHex((byte)frame);
}
else
{
throw new Exception("'b' background layer frame commands can only be used in animation modes 1, 3 and 9.");
}
}
else
{
AnimCode[mode].Add(duration + " f" + Util.ByteToHex((byte)frame));
if (mode == 0 || mode == 2 || mode == 8)
{
AnimCode[mode + 1].Add(duration + " fFF");
}
}
compile = CompileMode.Extra;
continue;
}
else
{
throw new Exception("Unexpected '" + (bg ? 'b' : 'f') + "' frame command read.");
}
case 'a':
case 'A':
case 'd':
case 'D':
bool big = (file[line][i] == 'd' || file[line][i] == 'D');
if (compile == CompileMode.Extra)
{
i++;
string affinefile = ReadArgument_FileName(ref file, ref line, ref i);
i++;
arguments = ReadArgument_Numbers(ref file, ref line, ref i);
if (arguments.Length != 2)
{
throw new Exception(
"Expected affine sprite X and Y screen coordinates.");
}
Point coords = new Point((int)arguments[0], (int)arguments[1]);
arguments = ReadArgument_Numbers(ref file, ref line, ref i);
if (arguments.Length != 1 && arguments.Length != 4)
{
throw new Exception(
"Expected affine sprite (angle) argument, or (Ux, Vx, Uy, and Vy) vector arguments.");
}
float[] vectors;
if (arguments.Length == 1) // convert angle into (Ux Vx Uy Vy)
{
float cos = (float)Math.Cos((double)arguments[0]);
float sin = (float)Math.Sin((double)arguments[1]);
vectors = new float[4] {
cos, sin, -sin, cos
};
}
else
{
vectors = new float[4]
{
(float)arguments[0],
(float)arguments[1],
(float)arguments[2],
(float)arguments[3]
}
};
if (new_frame == false)
{ // if there's an affine on a preexisting frame, duplicate the OAM data
if (AddDuplicateFrameWithAffines(mode, ref frame, ref filenames, coords, vectors))
{ // if it returned true, that means an identical frame with identical affine exists
continue;
}
}
affine = -1;
for (int a = 0; a < affines.Count; a++)
{
if (affinefile.Equals(affines[a].Item1))
{
affine = a;
break;
}
}
if (affine == -1)
{
affine = affines.Count;
Tuple <Point, Size> sheet = AddAffineToTilesheet(
frame, new GBA.Image(folder + affinefile, Palettes[0]));
affines.Add(Tuple.Create(affinefile, sheet.Item1, sheet.Item2));
}
AddAffine(big, frame, coords, vectors,
affines[affine].Item2, affines[affine].Item3);
continue;
}
else
{
throw new Exception("Unexpected '" + (big ? 'd' : 'a') + "' affine command read.");
}
case 'e':
case 'E':
if (compile == CompileMode.Extra)
{
compile = CompileMode.Usual;
}
if (compile == CompileMode.Usual)
{
if ((file[line][i + 1] == 'n' || file[line][i + 1] == 'N') &&
(file[line][i + 2] == 'd' || file[line][i + 2] == 'D'))
{
AnimCode[mode].Add("end");
if (mode == 0 || mode == 2 || mode == 8)
{
AnimCode[mode + 1].Add("end");
mode += 2;
}
else
{
mode++;
}
i += 2;
continue;
}
else
{
throw new Exception("Invalid terminator read:" + file[line].Substring(i, 3));
}
}
else
{
throw new Exception("Unexpected terminator read.");
}
default: throw new Exception("Unexpected character: " + file[line][i]);
}
}
}/*
* catch (Exception ex)
* {
* throw new Exception("At line " + line + ":\r\n'" + file[line] + "'\r\n" + ex.Message);
* }*/
}
uint emptyFrame = (uint)(Frames[0].Sprites.Count * OAM.LENGTH);
// this uint is just the offset to the 1st terminator, so it produces an empty frame
while (FrameData.Count < 256)
{
FrameData.Add(Tuple.Create((uint)0x00000000, emptyFrame));
} // fill framedata with empty frames so 'fFF' commands or such are proeperly compiled
int oam_total = 0;
for (int i = 0; i < Frames.Count; i++)
{
oam_total +=
Frames[i].Affines.Count * OAM.LENGTH +
Frames[i].Sprites.Count * OAM.LENGTH +
OAM.LENGTH;
}
if (oam_total > BattleAnimation.MAXIMUM_OAM_LENGTH)
{
Program.ShowWarning("The final OAM block is too large: " + oam_total +
"\nIt should weigh " + BattleAnimation.MAXIMUM_OAM_LENGTH + " bytes or less.");
}
}