static Graphic ReadGraphic(GraphicReader graphicReader, IDataReader file, int width, int height,
bool alpha, bool texture, bool reset)
{
var graphic = new Graphic
{
Width = width,
Height = height,
IndexedGraphic = true
};
if (reset)
{
file.Position = 0;
}
graphicReader.ReadGraphic(graphic, file, new GraphicInfo
{
Width = width,
Height = height,
GraphicFormat = texture ? GraphicFormat.Texture4Bit : GraphicFormat.Palette4Bit,
PaletteOffset = 0,
Alpha = alpha
});
return(graphic);
}
public OutroData(IGameData gameData)
{
var outroHunks = AmigaExecutable.Read(gameData.Files["Ambermoon_extro"].Files[1]);
var codeHunks = outroHunks.Where(h => h.Type == AmigaExecutable.HunkType.Code)
.Select(h => new DataReader(((AmigaExecutable.Hunk)h).Data))
.ToList();
var dataHunks = outroHunks
.Where(h => h.Type == AmigaExecutable.HunkType.Data)
.Select(h => new DataReader(((AmigaExecutable.Hunk)h).Data))
.ToList();
var graphicReader = new GraphicReader();
var graphicInfo = new GraphicInfo
{
GraphicFormat = GraphicFormat.Palette5Bit,
Alpha = false,
PaletteOffset = 0
};
var dataHunk = dataHunks[0];
var imageHunk = dataHunks[1];
var actionCache = new Dictionary <uint, List <OutroAction> >();
var imageDataOffsets = new List <uint>();
Graphic LoadPalette(DataReader hunk)
{
var paletteGraphic = new Graphic();
graphicReader.ReadGraphic(paletteGraphic, hunk, paletteGraphicInfo);
return(paletteGraphic);
}
LoadFonts(codeHunks[0]);
#region Hunk 0 - Actions and texts
// Initial palette (all zeros)
outroPalettes.Add(LoadPalette(dataHunk));
// There are actually 3 outro sequence lists dependent on if Valdyn
// is in the party and if you found the yellow teleporter sphere.
for (int i = 0; i < 3; ++i)
{
var sequence = new List <OutroAction>();
while (true)
{
uint actionListOffset = dataHunk.ReadBEUInt32();
if (actionListOffset == 0)
{
break;
}
uint imageDataOffset = dataHunk.ReadBEUInt32();
if (!imageDataOffsets.Contains(imageDataOffset))
{
imageDataOffsets.Add(imageDataOffset);
}
sequence.Add(new OutroAction
{
Command = OutroCommand.ChangePicture,
ImageOffset = imageDataOffset
});
if (actionCache.TryGetValue(actionListOffset, out var cachedActions))
{
sequence.AddRange(cachedActions);
}
else
{
int readPosition = dataHunk.Position;
dataHunk.Position = (int)actionListOffset;
var actions = new List <OutroAction>();
while (true)
{
byte scrollAmount = dataHunk.ReadByte();
if (scrollAmount == 0xff)
{
actions.Add(new OutroAction
{
Command = OutroCommand.WaitForClick
});
break;
}
int textDisplayX = dataHunk.ReadByte();
bool largeText = dataHunk.ReadByte() != 0;
string text = dataHunk.ReadNullTerminatedString();
int? textIndex = text.Length == 0 ? (int?)null : texts.Count;
if (text.Length != 0)
{
texts.Add(text);
}
actions.Add(new OutroAction
{
Command = OutroCommand.PrintTextAndScroll,
LargeText = largeText,
TextIndex = textIndex,
ScrollAmount = scrollAmount + 1
});
}
sequence.AddRange(actions);
actionCache.Add(actionListOffset, actions);
dataHunk.Position = readPosition;
}
}
outroActions.Add((OutroOption)i, sequence.AsReadOnly());
}
#endregion
#region Hunk 1 - Images
Graphic LoadGraphic(int width, int height)
{
graphicInfo.Width = width;
graphicInfo.Height = height;
var graphic = new Graphic();
graphicReader.ReadGraphic(graphic, imageHunk, graphicInfo);
return(graphic);
}
foreach (var imageDataOffset in imageDataOffsets)
{
imageHunk.Position = (int)imageDataOffset;
int width = imageHunk.ReadBEUInt16() * 16;
int height = imageHunk.ReadBEUInt16();
imageHunk.Position += 2; // unused word
byte paletteIndex = (byte)outroPalettes.Count;
outroPalettes.Add(LoadPalette(imageHunk));
graphics.Add(imageDataOffset, KeyValuePair.Create(LoadGraphic(width, height), paletteIndex));
}
#endregion
}
public IntroData(GameData gameData)
{
var introHunks = AmigaExecutable.Read(gameData.Files["Ambermoon_intro"].Files[1])
.Where(h => h.Type == AmigaExecutable.HunkType.Data).Select(h => new DataReader(((AmigaExecutable.Hunk)h).Data))
.ToList();
var graphicReader = new GraphicReader();
#region Hunk 0 - Palettes and texts
var hunk0 = introHunks[0];
Graphic LoadPalette()
{
var paletteGraphic = new Graphic();
graphicReader.ReadGraphic(paletteGraphic, hunk0, paletteGraphicInfo);
return(paletteGraphic);
}
for (int i = 0; i < 9; ++i)
{
introPalettes.Add(LoadPalette());
}
hunk0.Position += 8; // 8 unknown bytes
for (int i = 0; i < 8; ++i)
{
byte startByte = hunk0.PeekByte();
if (startByte != 0x20 && (startByte < 'A' || startByte > 'Z'))
{
++hunk0.Position; // Sometimes there is an unknown start byte
}
texts.Add((IntroText)i, hunk0.ReadNullTerminatedString());
}
if (hunk0.ReadByte() != 4) // Should contain the amount of main menu text (= 4)
{
throw new AmbermoonException(ExceptionScope.Data, "Wrong intro data.");
}
for (int i = 0; i < 4; ++i)
{
// The 4 main menu texts are prefixed by 2 bytes (x and y render offset).
hunk0.Position += 2; // We skip those bytes here.
texts.Add((IntroText)(8 + i), hunk0.ReadNullTerminatedString());
}
// TODO: the credits will follow
#endregion
#region Hunk 1 - Main menu background and town graphics
Size[] hunk1ImageSizes = new Size[8]
{
new Size(96, 300), // not sure
new Size(320, 256),
new Size(160, 128),
new Size(160, 128),
new Size(160, 128),
new Size(160, 128),
new Size(160, 128),
new Size(160, 128)
};
for (int i = 0; i < 8; ++i)
{
var reader = introHunks[1];
if (reader.PeekDword() == 0x494d5021) // "IMP!", may be imploded
{
reader = new DataReader(Deploder.DeplodeFimp(reader).Reverse().ToArray());
}
var graphicInfo = new GraphicInfo
{
Width = hunk1ImageSizes[i].Width,
Height = hunk1ImageSizes[i].Height,
GraphicFormat = GraphicFormat.Palette4Bit,
PaletteOffset = 0,
Alpha = false
};
var graphic = new Graphic();
graphicReader.ReadGraphic(graphic, reader, graphicInfo);
graphics.Add((IntroGraphic)i, graphic);
}
#endregion
#region Hunk 2 - Unknown
// TODO
#endregion
#region Hunk 3 - Intro graphics (planets, etc)
Size[] hunk3ImageSizes = new Size[6]
{
new Size(128, 82), // Thalion Logo
new Size(64, 64), // Sun
new Size(128, 128), // Lyramion
new Size(64, 64), // Morag
new Size(64, 64), // Forest Moon
new Size(96, 96), // Meteor
// TODO ...
};
int[] hunk3FrameCounts = new int[6]
{
1,
12,
1,
1,
1,
1,
// TODO ...
};
for (int i = 0; i < 6; ++i)
{
var graphicInfo = new GraphicInfo
{
Width = hunk3ImageSizes[i].Width,
Height = hunk3ImageSizes[i].Height,
GraphicFormat = GraphicFormat.Palette4Bit,
PaletteOffset = 0,
Alpha = false
};
Graphic graphic;
int frames = hunk3FrameCounts[i];
if (frames == 1)
{
graphic = new Graphic();
graphicReader.ReadGraphic(graphic, introHunks[3], graphicInfo);
}
else
{
graphic = new Graphic(frames * graphicInfo.Width, graphicInfo.Height, 0);
for (int f = 0; f < frames; ++f)
{
var frameGraphic = new Graphic();
graphicReader.ReadGraphic(frameGraphic, introHunks[3], graphicInfo);
graphic.AddOverlay((uint)(f * frameGraphic.Width), 0, frameGraphic, false);
}
}
graphics.Add(IntroGraphic.ThalionLogo + i, graphic);
if (i == 0) // The other graphics start at 0x42B8 (the data between is unknown yet)
{
introHunks[3].Position = 0x42B8;
}
}
// TODO ...
#endregion
}