protected static XElement GetHEADData(SubStream data, string name)
{
int v1 = data.GetInt32(0);
float v2 = data.GetSingle(4);
float v3 = data.GetSingle(8);
float v4 = data.GetSingle(12);
float v5 = data.GetSingle(16);
float v6 = data.GetSingle(20);
float v7 = data.GetSingle(24);
float v8 = data.GetSingle(28);
float lodhimindist = data.GetSingle(32);
float lodhimaxdist = data.GetSingle(36);
float lodlomindist = data.GetSingle(40);
float lodlomaxdist = data.GetSingle(44);
int v13 = data.GetInt32(48);
return(new XElement("IMDL_HEAD",
new XElement("v1", v1),
new XElement("vf", String.Format("{0,12:F6} {1,12:F6} {2,12:F6} {3,12:F6} {4,12:F6} {5,12:F6} {6,12:F6}", v2, v3, v4, v5, v6, v7, v8)),
new XElement("LOD",
new XAttribute("level", "high"),
new XAttribute("mindist", lodhimindist),
new XAttribute("maxdist", lodhimaxdist)
),
new XElement("LOD",
new XAttribute("level", "low"),
new XAttribute("mindist", lodlomindist),
new XAttribute("maxdist", lodlomaxdist)
),
new XElement("Flags", v13)
));
}
protected static XElement GetBBHData(SubStream data)
{
return(new XElement("IMDL_BBH",
new XAttribute("count", data.Length / 4),
String.Join(" ", Enumerable.Range(0, (int)(data.Length / 4)).Select(i => data.GetInt32(i * 4)))
));
}
private static SubStream GetChunkData(SubStream data, long offset)
{
int totalsize = (((12 + (int)data.GetByte(offset + 6) + 7) & -8) + data.GetInt32(offset + 8) + 7) & -8;
return new SubStream(data, offset, totalsize);
}
private static SubStream GetChunkData(SubStream data, long offset)
{
int totalsize = (((12 + (int)data.GetByte(offset + 6) + 7) & -8) + data.GetInt32(offset + 8) + 7) & -8;
return(new SubStream(data, offset, totalsize));
}
public DDSImage(SubStream data)
{
if (data.GetByte(0) == 'D' && data.GetByte(1) == 'D' && data.GetByte(2) == 'S' && data.GetByte(3) == ' ')
{
Height = data.GetInt32(12);
Width = data.GetInt32(16);
Depth = data.GetInt32(24);
Flags = data.GetUInt32(8);
Pitch = data.GetInt32(20);
FourCC = Encoding.ASCII.GetString(data.GetBytes(84, 4));
RGBBitCount = data.GetInt32(88);
RedMask = data.GetUInt32(92);
GreenMask = data.GetUInt32(96);
BlueMask = data.GetUInt32(100);
AlphaMask = data.GetUInt32(104);
Data = data;
ImageOffset = 128;
if (Depth == 0)
{
Depth = 1;
}
if ((Flags & 8) == 0)
{
Pitch = Width * RGBBitCount / 8;
}
IsARGB32 = (FourCC == "DXT1" || FourCC == "DXT2" || FourCC == "DXT3" || FourCC == "DXT4" || FourCC == "DXT5" || FourCC == "\0\0\0\0");
IntensityFactor = 1.0;
try
{
FailureReason = null;
switch (FourCC)
{
case "DXT1":
Bitmap = GetBitmapFromDDS_DXT1(Data, ImageOffset, Width, Height, out HasAlpha);
break;
case "DXT2":
Bitmap = GetBitmapFromDDS_DXT3(Data, ImageOffset, Width, Height, true, out HasAlpha);
break;
case "DXT3":
Bitmap = GetBitmapFromDDS_DXT3(Data, ImageOffset, Width, Height, false, out HasAlpha);
break;
case "DXT4":
Bitmap = GetBitmapFromDDS_DXT5(Data, ImageOffset, Width, Height, true, out HasAlpha);
break;
case "DXT5":
Bitmap = GetBitmapFromDDS_DXT5(Data, ImageOffset, Width, Height, false, out HasAlpha);
break;
case "\0\0\0\0":
Bitmap = GetBitmapFromDDS_RAW(Data, ImageOffset, Width, Height, Pitch, RGBBitCount, RedMask, GreenMask, BlueMask, AlphaMask, out HasAlpha, out IsARGB32);
break;
case "q\0\0\0":
Bitmap = GetBitmapFromDDS_ARGB16F(Data, ImageOffset, Width, Height, out HasAlpha, out IntensityFactor);
break;
default:
Bitmap = null;
FailureReason = String.Format("Unknown DDS FourCC {0:X2}:{1:X2}:{2:X2}:{3:X2}", Data.GetByte(84), Data.GetByte(85), Data.GetByte(86), Data.GetByte(87));
break;
}
}
catch (Exception ex)
{
Bitmap = null;
FailureReason = ex.Message;
}
}
else
{
throw new NotImplementedException(String.Format("Unknown file format {0:X2}:{1:X2}:{2:X2}:{3:X2}", data.GetByte(0), data.GetByte(1), data.GetByte(2), data.GetByte(3)));
}
}
public DDSImage(SubStream data)
{
if (data.GetByte(0) == 'D' && data.GetByte(1) == 'D' && data.GetByte(2) == 'S' && data.GetByte(3) == ' ')
{
Height = data.GetInt32(12);
Width = data.GetInt32(16);
Depth = data.GetInt32(24);
Flags = data.GetUInt32(8);
Pitch = data.GetInt32(20);
FourCC = Encoding.ASCII.GetString(data.GetBytes(84, 4));
RGBBitCount = data.GetInt32(88);
RedMask = data.GetUInt32(92);
GreenMask = data.GetUInt32(96);
BlueMask = data.GetUInt32(100);
AlphaMask = data.GetUInt32(104);
Data = data;
ImageOffset = 128;
if (Depth == 0)
{
Depth = 1;
}
if ((Flags & 8) == 0)
{
Pitch = Width * RGBBitCount / 8;
}
IsARGB32 = (FourCC == "DXT1" || FourCC == "DXT2" || FourCC == "DXT3" || FourCC == "DXT4" || FourCC == "DXT5" || FourCC == "\0\0\0\0");
IntensityFactor = 1.0;
try
{
FailureReason = null;
switch (FourCC)
{
case "DXT1":
Bitmap = GetBitmapFromDDS_DXT1(Data, ImageOffset, Width, Height, out HasAlpha);
break;
case "DXT2":
Bitmap = GetBitmapFromDDS_DXT3(Data, ImageOffset, Width, Height, true, out HasAlpha);
break;
case "DXT3":
Bitmap = GetBitmapFromDDS_DXT3(Data, ImageOffset, Width, Height, false, out HasAlpha);
break;
case "DXT4":
Bitmap = GetBitmapFromDDS_DXT5(Data, ImageOffset, Width, Height, true, out HasAlpha);
break;
case "DXT5":
Bitmap = GetBitmapFromDDS_DXT5(Data, ImageOffset, Width, Height, false, out HasAlpha);
break;
case "\0\0\0\0":
Bitmap = GetBitmapFromDDS_RAW(Data, ImageOffset, Width, Height, Pitch, RGBBitCount, RedMask, GreenMask, BlueMask, AlphaMask, out HasAlpha, out IsARGB32);
break;
case "q\0\0\0":
Bitmap = GetBitmapFromDDS_ARGB16F(Data, ImageOffset, Width, Height, out HasAlpha, out IntensityFactor);
break;
default:
Bitmap = null;
FailureReason = String.Format("Unknown DDS FourCC {0:X2}:{1:X2}:{2:X2}:{3:X2}", Data.GetByte(84), Data.GetByte(85), Data.GetByte(86), Data.GetByte(87));
break;
}
}
catch (Exception ex)
{
Bitmap = null;
FailureReason = ex.Message;
}
}
else
{
throw new NotImplementedException(String.Format("Unknown file format {0:X2}:{1:X2}:{2:X2}:{3:X2}", data.GetByte(0), data.GetByte(1), data.GetByte(2), data.GetByte(3)));
}
}