public static DdsHeader FromGtexHeader(GtexHeader header)
{
DdsHeader result = DdsHeader.Create();
result.Width = header.Width;
result.Flags |= DdsHeaderFlags.Width;
result.Height = header.Height;
result.Flags |= DdsHeaderFlags.Height;
result.Depth = header.Depth;
result.Flags |= DdsHeaderFlags.Depth;
result.PitchOrLinearSize = header.LinerSize;
result.Flags |= DdsHeaderFlags.LinearSize;
if (header.MipMapCount > 0)
{
result.MipMapCount = header.MipMapCount;
result.Flags |= DdsHeaderFlags.MipMapCount;
result.SurfaceFlags |= DdsHeaderSurfaceFlags.Mipmap | DdsHeaderSurfaceFlags.Complex;
}
if (header.IsCubeMap)
{
result.SurfaceFlags |= DdsHeaderSurfaceFlags.Complex;
result.CubemapFlags = DdsHeaderCubemapFlags.AllCubemapFaces;
}
switch (header.Format)
{
case GtexPixelFromat.Dxt1:
result.PixelFormat = DdsPixelFormat.DXT1;
result.Flags |= DdsHeaderFlags.PixelFormat;
break;
case GtexPixelFromat.Dxt3:
result.PixelFormat = DdsPixelFormat.DXT3;
result.Flags |= DdsHeaderFlags.PixelFormat;
break;
case GtexPixelFromat.Dxt5:
result.PixelFormat = DdsPixelFormat.DXT5;
result.Flags |= DdsHeaderFlags.PixelFormat;
break;
case GtexPixelFromat.X8R8G8B8:
result.PixelFormat = DdsPixelFormat.X8R8G8B8;
result.Flags |= DdsHeaderFlags.PixelFormat;
break;
default:
throw new NotSupportedException();
}
return(result);
}
public static void ToGtexHeader(DdsHeader header, GtexHeader output)
{
output.Width = (short)header.Width;
output.Height = (short)header.Height;
//output.Depth = (short)header.Depth;
if (header.MipMapCount > 1)
{
throw new NotImplementedException();
}
//output.LinerSize = header.PitchOrLinearSize;
//if (header.MipMapCount > 0)
// output.MipMapCount = (byte)header.MipMapCount;
if ((header.CubemapFlags & DdsHeaderCubemapFlags.Cubemap) == DdsHeaderCubemapFlags.Cubemap)
{
output.IsCubeMap = true;
}
if (header.PixelFormat.Equals(DdsPixelFormat.DXT1))
{
output.Format = GtexPixelFromat.Dxt1;
}
else if (header.PixelFormat.Equals(DdsPixelFormat.DXT3))
{
output.Format = GtexPixelFromat.Dxt3;
}
else if (header.PixelFormat.Equals(DdsPixelFormat.DXT5))
{
output.Format = GtexPixelFromat.Dxt5;
}
else if (header.PixelFormat.Equals(DdsPixelFormat.X8R8G8B8))
{
output.Format = GtexPixelFromat.X8R8G8B8;
}
else if (header.PixelFormat.Equals(DdsPixelFormat.A8R8G8B8))
{
output.Format = GtexPixelFromat.A8R8G8B8;
}
else
{
throw new NotImplementedException();
}
}
