private bool IsDrSpr(Stream s)
{
var start = s.Position;
var h = new SprHeader()
{
Magic1 = s.ReadASCII(4),
Version = s.ReadInt32(),
Nanims = s.ReadInt32(),
Nrots = s.ReadInt32(),
Szx = s.ReadInt32(),
Szy = s.ReadInt32(),
Npics = s.ReadInt32(),
Nsects = s.ReadInt32()
};
if (h.Magic1 != "RSPR" && h.Magic1 != "SSPR")
{
s.Position = start;
return(false);
}
if (h.Magic1 == "SSPR")
{
h.IsShadow = true;
}
if (h.Version != 0x0210)
{
s.Position = start;
return(false);
}
h.OffSections = HeaderSize + 4 * h.Nanims * h.Nrots;
h.OffAnims = h.OffSections + 16 * h.Nsects;
h.OffPicoffs = h.OffAnims + 4 * h.Nanims;
h.OffBits = h.OffPicoffs + 8 * h.Npics + 4;
header = h;
return(true);
}
/// <summary>
/// Load and read Sprite file.
/// </summary>
/// <param name="inputFile">Input file.</param>
/// <param name="transparent">Replace blue color with transparent.</param>
/// <exception cref="HLToolsUnsupportedFile"></exception>
public Frame[] LoadFile(string inputFile, bool transparent = false)
{
Filename = inputFile;
//Reset previous loaded data
Bitmap bmp = null;
frames.Clear();
Close();
fs = new FileStream(inputFile, FileMode.Open, FileAccess.ReadWrite, FileShare.Read);
binReader = new BinaryReader(fs);
//First try get header ID
SprHeader SpriteHeader = new SprHeader();
SpriteHeader.Id = binReader.ReadChars(4);
string magic = new string(SpriteHeader.Id);
if (magic != SpriteHeaderId) //if invalid SPR file
{
throw new HLToolsUnsupportedFile("Invalid or unsupported Sprite File!");
}
SpriteHeader.Version = binReader.ReadInt32();
SpriteHeader.Type = (SprType)binReader.ReadInt32();
SpriteHeader.TextFormat = (SprTextFormat)binReader.ReadInt32();
SpriteHeader.BoundingRadius = binReader.ReadSingle();
SpriteHeader.MaxWidth = binReader.ReadInt32();
SpriteHeader.MaxHeight = binReader.ReadInt32();
SpriteHeader.NumFrames = binReader.ReadInt32();
SpriteHeader.BeamLen = binReader.ReadSingle();
SpriteHeader.SynchType = (SprSynchType)binReader.ReadInt32();
this.SpriteHeader = SpriteHeader;
//Palette length
ushort u = binReader.ReadUInt16();
//Prepare new palette for bitmap
ColorPalette pal = null;
using (Bitmap tmpBitmap = new Bitmap(1, 1, PixelFormat.Format8bppIndexed))
{
pal = tmpBitmap.Palette;
byte[] palBytes = binReader.ReadBytes(u * 3);
for (int i = 0, j = 0; i < u; i++)
{
//Load (R,G,B) from file
/*if (transparent && SpriteHeader.TextFormat == SprTextFormat.SPR_ADDITIVE)
* {
* //pal.Entries[i] = Color.FromArgb((u - 1) - i, palBytes[j], palBytes[j + 1], palBytes[j + 2]);
* }
* else
* {
* //pal.Entries[i] = Color.FromArgb(palBytes[j], palBytes[j + 1], palBytes[j + 2]);
* }*/
pal.Entries[i] = Color.FromArgb(palBytes[j], palBytes[j + 1], palBytes[j + 2]);
//Check for transparent color
if (i == (u - 1)) //256th color is alpha
{
if (transparent && SpriteHeader.TextFormat == SprTextFormat.SPR_ALPHTEST)
{
pal.Entries[i] = Color.FromArgb(0, pal.Entries[i]);
}
}
j += 3;
}
}
indexesOfPixelPositions = new long[SpriteHeader.NumFrames];
pixelsLengths = new uint[SpriteHeader.NumFrames];
//Load frames
for (int i = 0; i < SpriteHeader.NumFrames; i++)
{
int frameGroup = binReader.ReadInt32();
int frameOriginX = binReader.ReadInt32();
int frameOriginY = binReader.ReadInt32();
int frameWidth = binReader.ReadInt32();
int frameHeight = binReader.ReadInt32();
bmp = new Bitmap(frameWidth, frameHeight, PixelFormat.Format8bppIndexed);
bmp.Palette = pal;
//Get pixelsize
uint pixelSize = (uint)(frameWidth * frameHeight);
indexesOfPixelPositions[i] = binReader.BaseStream.Position;
pixelsLengths[i] = pixelSize;
//Load all pixels from file to array
byte[] pixels = binReader.ReadBytes((int)pixelSize);
//Lock bitmap for pixel manipulation
BitmapData bmd = bmp.LockBits(new Rectangle(0, 0, bmp.Width, bmp.Height), System.Drawing.Imaging.ImageLockMode.WriteOnly, PixelFormat.Format8bppIndexed);
System.Runtime.InteropServices.Marshal.Copy(pixels, 0, bmd.Scan0, pixels.Length);
bmp.UnlockBits(bmd);
//Insert new frame to frames list
Frame frame = new Frame();
frame.OriginX = frameOriginX;
frame.OriginY = frameOriginY;
frame.Image = bmp;
frames.Add(frame);
}
return(frames.ToArray());
}
/// <summary>
/// Load and read Sprite file.
/// </summary>
/// <param name="inputFile">Input file.</param>
/// <param name="transparent">Replace blue color with transparent.</param>
/// <exception cref="HLToolsUnsupportedFile"></exception>
public Frame[] LoadFile(string inputFile, bool transparent = false)
{
Filename = inputFile;
//Reset previous loaded data
Bitmap bmp = null;
frames.Clear();
Close();
fs = new FileStream(inputFile, FileMode.Open, FileAccess.ReadWrite, FileShare.Read);
binReader = new BinaryReader(fs);
//First try get header ID
SprHeader SpriteHeader = new SprHeader();
SpriteHeader.Id = binReader.ReadChars(4);
string magic = new string(SpriteHeader.Id);
if (magic != SpriteHeaderId) //if invalid SPR file
{
throw new HLToolsUnsupportedFile("Invalid or unsupported Sprite File!");
}
SpriteHeader.Version = binReader.ReadInt32();
SpriteHeader.Type = (SprType)binReader.ReadInt32();
SpriteHeader.TextFormat = (SprTextFormat)binReader.ReadInt32();
SpriteHeader.BoundingRadius = binReader.ReadSingle();
SpriteHeader.MaxWidth = binReader.ReadInt32();
SpriteHeader.MaxHeight = binReader.ReadInt32();
SpriteHeader.NumFrames = binReader.ReadInt32();
SpriteHeader.BeamLen = binReader.ReadSingle();
SpriteHeader.SynchType = (SprSynchType)binReader.ReadInt32();
this.SpriteHeader = SpriteHeader;
//Palette length
ushort u = binReader.ReadUInt16();
//Prepare new palette for bitmap
ColorPalette pal = null;
using (Bitmap tmpBitmap = new Bitmap(1, 1, PixelFormat.Format8bppIndexed))
{
pal = tmpBitmap.Palette;
byte[] palBytes = binReader.ReadBytes(u * 3);
for (int i = 0, j = 0; i < u; i++)
{
//Load (R,G,B) from file
/*if (transparent && SpriteHeader.TextFormat == SprTextFormat.SPR_ADDITIVE)
{
//pal.Entries[i] = Color.FromArgb((u - 1) - i, palBytes[j], palBytes[j + 1], palBytes[j + 2]);
}
else
{
//pal.Entries[i] = Color.FromArgb(palBytes[j], palBytes[j + 1], palBytes[j + 2]);
}*/
pal.Entries[i] = Color.FromArgb(palBytes[j], palBytes[j + 1], palBytes[j + 2]);
//Check for transparent color
if (i == (u - 1)) //256th color is alpha
{
if (transparent && SpriteHeader.TextFormat == SprTextFormat.SPR_ALPHTEST)
{
pal.Entries[i] = Color.FromArgb(0, pal.Entries[i]);
}
}
j += 3;
}
}
indexesOfPixelPositions = new long[SpriteHeader.NumFrames];
pixelsLengths = new uint[SpriteHeader.NumFrames];
//Load frames
for (int i = 0; i < SpriteHeader.NumFrames; i++)
{
int frameGroup = binReader.ReadInt32();
int frameOriginX = binReader.ReadInt32();
int frameOriginY = binReader.ReadInt32();
int frameWidth = binReader.ReadInt32();
int frameHeight = binReader.ReadInt32();
bmp = new Bitmap(frameWidth, frameHeight, PixelFormat.Format8bppIndexed);
bmp.Palette = pal;
//Get pixelsize
uint pixelSize = (uint)(frameWidth * frameHeight);
indexesOfPixelPositions[i] = binReader.BaseStream.Position;
pixelsLengths[i] = pixelSize;
//Load all pixels from file to array
byte[] pixels = binReader.ReadBytes((int)pixelSize);
//Lock bitmap for pixel manipulation
BitmapData bmd = bmp.LockBits(new Rectangle(0, 0, bmp.Width, bmp.Height), System.Drawing.Imaging.ImageLockMode.WriteOnly, PixelFormat.Format8bppIndexed);
System.Runtime.InteropServices.Marshal.Copy(pixels, 0, bmd.Scan0, pixels.Length);
bmp.UnlockBits(bmd);
//Insert new frame to frames list
Frame frame = new Frame();
frame.OriginX = frameOriginX;
frame.OriginY = frameOriginY;
frame.Image = bmp;
frames.Add(frame);
}
return frames.ToArray();
}
public DrSprFrame(Stream s, SprHeader sph, SprFrameInfo info)
{
Type = SpriteFrameType.Indexed;
var picindex = info.A * sph.Nrots + info.R;
var readInt = new Func <int, int>((off) =>
{
s.Position = off;
return(s.ReadInt32());
});
var picnr = readInt(HeaderSize + picindex * 4);
if (picnr >= sph.Npics)
{
throw new Exception("Pic number was greater or equal to number of pics.");
}
var picoff = readInt(sph.OffPicoffs + 8 * picnr);
var nextpicoff = readInt(sph.OffPicoffs + 8 * (picnr + 1));
var start = s.Position;
s.Position = sph.OffBits + picoff;
var tempData = s.ReadBytes(nextpicoff - picoff);
Data = new byte[(sph.Szx + 2) * sph.Szy];
var pixindex = new Func <int, int, int>((x, y) =>
{
int vr = (y * sph.Szx) + x;
return(vr);
});
var curr = 0;
for (var l = 0; l < sph.Szy; ++l)
{
int step = 0, currx = 0, cnt, i;
while (currx < sph.Szx)
{
cnt = tempData[curr++];
if ((step & 1) != 0)
{
cnt &= 0x7f;
}
if ((step & 1) != 0)
{
if (!sph.IsShadow)
{
for (i = 0; i < cnt; ++i, ++curr)
{
int newIndex = pixindex(currx + i, l);
Data[newIndex] = tempData[curr];
}
}
else
{
for (i = 0; i < cnt; ++i)
{
int newIndex = pixindex(currx + i, l);
Data[newIndex] = 47;
}
}
}
currx += cnt;
++step;
}
if (currx != sph.Szx)
{
throw new Exception("Current x was not equal to the line size.");
}
}
Offset = new float2(0, 0);
FrameSize = new Size(sph.Szx, sph.Szy);
Size = FrameSize;
s.Position = start;
}
