static public GIFReg Unpack(GIFTag tag, byte addr, UInt64 LowData, UInt64 HighData, bool PackedFormat) { GIFRegXYZF xyzf = new GIFRegXYZF(addr, LowData, HighData, PackedFormat); xyzf.IsXYZF = true; if (PackedFormat && addr == (int)GIFRegDescriptor.XYZF2 && GetBit(HighData, 47, 1) == 1) { xyzf.Descriptor = GIFRegDescriptor.XYZF3; } else { xyzf.Descriptor = (GIFRegDescriptor)addr; } if (PackedFormat) { xyzf.X = GetBit(LowData, 0, 16) / 16d; xyzf.Y = GetBit(LowData, 32, 16) / 16d; xyzf.Z = (UInt32)(GetBit(HighData, 4, 24)); xyzf.F = (UInt16)(GetBit(HighData, 36, 8)); } else { xyzf.X = GetBit(LowData, 0, 16) / 16d; xyzf.Y = GetBit(LowData, 16, 16) / 16d; xyzf.Z = (UInt32)(GetBit(LowData, 32, 24)); xyzf.F = (UInt16)(GetBit(LowData, 56, 8)); } return(xyzf); }
public static GIFReg Unpack(GIFTag tag, byte addr, UInt64 LowData, UInt64 HighData, bool PackedFormat) { GIFRegXYZF xyzf = new GIFRegXYZF(addr, LowData, HighData, PackedFormat); xyzf.IsXYZF = true; if (PackedFormat && addr == (int)GIFRegDescriptor.XYZF2 && GetBit(HighData, 47, 1) == 1) xyzf.Descriptor = GIFRegDescriptor.XYZF3; else xyzf.Descriptor = (GIFRegDescriptor)addr; if (PackedFormat) { xyzf.X = GetBit(LowData, 0, 16) / 16d; xyzf.Y = GetBit(LowData, 32, 16) / 16d; xyzf.Z = (UInt32)(GetBit(HighData, 4, 24)); xyzf.F = (UInt16)(GetBit(HighData, 36, 8)); } else { xyzf.X = GetBit(LowData, 0, 16) / 16d; xyzf.Y = GetBit(LowData, 16, 16) / 16d; xyzf.Z = (UInt32)(GetBit(LowData, 32, 24)); xyzf.F = (UInt16)(GetBit(LowData, 56, 8)); } return xyzf; }