static public GIFReg Unpack(GIFTag tag, byte addr, UInt64 LowData, UInt64 HighData, bool PackedFormat)
{
byte reg = (byte)GIFReg.GetBit(HighData, 0, 8);
if (reg == (byte)GIFRegDescriptor.AD)
return GIFRegNOP.Unpack(tag, reg, LowData, HighData, PackedFormat);
return GIFTag.GetUnpack(reg)(tag, reg, LowData, HighData, false);
}
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);
}
static public GIFReg Unpack(GIFTag tag, byte addr, UInt64 LowData, UInt64 HighData, bool PackedFormat)
{
GIFRegNOP nop = new GIFRegNOP(addr, LowData, HighData, PackedFormat);
nop.Descriptor = GIFRegDescriptor.NOP;
return nop;
}
internal object GetGifPacketInfo(GSDump dump, int i)
{
if (dump.Data[i].id == GSType.Transfer)
{
try
{
GIFTag val = GIFTag.ExtractGifTag(dump.Data[i].data, ((GSTransfer)dump.Data[i]).Path);
return(val);
}
catch (Exception)
{
return(new GIFTag());
}
}
else
{
switch (dump.Data[i].id)
{
case GSType.VSync:
return(dump.Data[i].data.Length + "|Field = " + dump.Data[i].data[0].ToString());
case GSType.ReadFIFO2:
return(dump.Data[i].data.Length + "|ReadFIFO2 : Size = " + BitConverter.ToInt32(dump.Data[i].data, 0).ToString() + " byte");
case GSType.Registers:
return(dump.Data[i].data.Length + "|Registers");
default:
return("");
}
}
}
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;
}
static public GIFReg Unpack(GIFTag tag, byte addr, UInt64 LowData, UInt64 HighData, bool PackedFormat)
{
GIFRegUnimpl u = new GIFRegUnimpl(addr, LowData, HighData, PackedFormat);
u.Descriptor = (GIFRegDescriptor)addr;
return(u);
}
static public GIFReg Unpack(GIFTag tag, byte addr, UInt64 LowData, UInt64 HighData, bool PackedFormat)
{
GIFRegNOP nop = new GIFRegNOP(addr, LowData, HighData, PackedFormat);
nop.Descriptor = GIFRegDescriptor.NOP;
return(nop);
}
static public GIFReg Unpack(GIFTag tag, byte addr, UInt64 LowData, UInt64 HighData, bool PackedFormat)
{
GIFRegFOG u = new GIFRegFOG(addr, LowData, HighData, PackedFormat);
u.Descriptor = (GIFRegDescriptor)addr;
if (PackedFormat)
u.F = (UInt16)(GetBit(HighData, 36, 8));
else
u.F = GetBit(LowData, 56, 8);
return u;
}
static public GIFReg Unpack(GIFTag tag, byte addr, UInt64 LowData, UInt64 HighData, bool PackedFormat)
{
byte reg = (byte)GIFReg.GetBit(HighData, 0, 8);
if (reg == (byte)GIFRegDescriptor.AD)
{
return(GIFRegNOP.Unpack(tag, reg, LowData, HighData, PackedFormat));
}
return(GIFTag.GetUnpack(reg)(tag, reg, LowData, HighData, false));
}
public static GIFReg Unpack(GIFTag tag, byte addr, UInt64 LowData, UInt64 HighData, bool PackedFormat)
{
GIFRegPRIM pr = new GIFRegPRIM(addr, LowData, HighData, PackedFormat);
pr.Descriptor = (GIFRegDescriptor)addr;
pr.PrimitiveType = (GS_PRIM)GetBit(LowData, 0, 3);
pr.IIP = (GSIIP)GetBit(LowData, 3, 1);
pr.TME = Convert.ToBoolean(GetBit(LowData, 4, 1));
pr.FGE = Convert.ToBoolean(GetBit(LowData, 5, 1));
pr.ABE = Convert.ToBoolean(GetBit(LowData, 6, 1));
pr.AA1 = Convert.ToBoolean(GetBit(LowData, 7, 1));
pr.FST = (GSFST)(GetBit(LowData, 8, 1));
pr.CTXT = (GSCTXT)(GetBit(LowData, 9, 1));
pr.FIX = (GSFIX)(GetBit(LowData, 10, 1));
return pr;
}
static public GIFReg Unpack(GIFTag tag, byte addr, UInt64 LowData, UInt64 HighData, bool PackedFormat)
{
GIFRegFOG u = new GIFRegFOG(addr, LowData, HighData, PackedFormat);
u.Descriptor = (GIFRegDescriptor)addr;
if (PackedFormat)
{
u.F = (UInt16)(GetBit(HighData, 36, 8));
}
else
{
u.F = GetBit(LowData, 56, 8);
}
return(u);
}
public static GIFReg Unpack(GIFTag tag, byte addr, UInt64 LowData, UInt64 HighData, bool PackedFormat)
{
GIFRegUV uv = new GIFRegUV(addr, LowData, HighData, PackedFormat);
uv.Descriptor = (GIFRegDescriptor)addr;
if (PackedFormat)
{
uv.U = GetBit(LowData, 0, 14) / 16d;
uv.V = GetBit(LowData, 32, 14) / 16d;
}
else
{
uv.U = GetBit(LowData, 0, 14) / 16d;
uv.V = GetBit(LowData, 16, 14) / 16d;
}
return uv;
}
static public GIFReg Unpack(GIFTag tag, byte addr, UInt64 LowData, UInt64 HighData, bool PackedFormat)
{
GIFRegPRIM pr = new GIFRegPRIM(addr, LowData, HighData, PackedFormat);
pr.Descriptor = (GIFRegDescriptor)addr;
pr.PrimitiveType = (GS_PRIM)GetBit(LowData, 0, 3);
pr.IIP = (GSIIP)GetBit(LowData, 3, 1);
pr.TME = Convert.ToBoolean(GetBit(LowData, 4, 1));
pr.FGE = Convert.ToBoolean(GetBit(LowData, 5, 1));
pr.ABE = Convert.ToBoolean(GetBit(LowData, 6, 1));
pr.AA1 = Convert.ToBoolean(GetBit(LowData, 7, 1));
pr.FST = (GSFST)(GetBit(LowData, 8, 1));
pr.CTXT = (GSCTXT)(GetBit(LowData, 9, 1));
pr.FIX = (GSFIX)(GetBit(LowData, 10, 1));
return(pr);
}
static public GIFReg Unpack(GIFTag tag, byte addr, UInt64 LowData, UInt64 HighData, bool PackedFormat)
{
GIFRegUV uv = new GIFRegUV(addr, LowData, HighData, PackedFormat);
uv.Descriptor = (GIFRegDescriptor)addr;
if (PackedFormat)
{
uv.U = GetBit(LowData, 0, 14) / 16d;
uv.V = GetBit(LowData, 32, 14) / 16d;
}
else
{
uv.U = GetBit(LowData, 0, 14) / 16d;
uv.V = GetBit(LowData, 16, 14) / 16d;
}
return(uv);
}
public static GIFReg Unpack(GIFTag tag, byte addr, UInt64 LowData, UInt64 HighData, bool PackedFormat)
{
GIFRegST st = new GIFRegST(addr, LowData, HighData, PackedFormat);
st.Descriptor = (GIFRegDescriptor)addr;
st.S = BitConverter.ToSingle(BitConverter.GetBytes(LowData), 0);
st.T = BitConverter.ToSingle(BitConverter.GetBytes(LowData), 4);
if (PackedFormat)
{
st.Q = BitConverter.ToSingle(BitConverter.GetBytes(HighData), 0);
tag.Q = st.Q;
st.isSTQ = true;
}
else
st.isSTQ = false;
return st;
}
static public GIFReg Unpack(GIFTag tag, byte addr, UInt64 LowData, UInt64 HighData, bool PackedFormat)
{
GIFRegTEX0 tex0 = new GIFRegTEX0(addr, LowData, HighData, PackedFormat);
tex0.Descriptor = (GIFRegDescriptor)addr;
tex0.TBP0 = (ushort)GetBit(LowData, 0, 14);
tex0.TBW = (byte)GetBit(LowData, 14, 6);
tex0.PSM = (TEXPSM)GetBit(LowData, 20, 6);
tex0.TW = (byte)GetBit(LowData, 26, 4);
tex0.TH = (byte)GetBit(LowData, 30, 4);
tex0.TCC = (TEXTCC)GetBit(LowData, 34, 1);
tex0.TFX = (TEXTFX)GetBit(LowData, 35, 2);
tex0.CBP = (ushort)GetBit(LowData, 37, 14);
tex0.CPSM = (TEXCPSM)GetBit(LowData, 51, 4);
tex0.CSM = (TEXCSM)GetBit(LowData, 55, 1);
tex0.CSA = (byte)GetBit(LowData, 56, 5);
tex0.CLD = (byte)GetBit(LowData, 61, 3);
return tex0;
}
static public GIFReg Unpack(GIFTag tag, byte addr, UInt64 LowData, UInt64 HighData, bool PackedFormat)
{
GIFRegTEX0 tex0 = new GIFRegTEX0(addr, LowData, HighData, PackedFormat);
tex0.Descriptor = (GIFRegDescriptor)addr;
tex0.TBP0 = (ushort)GetBit(LowData, 0, 14);
tex0.TBW = (byte)GetBit(LowData, 14, 6);
tex0.PSM = (TEXPSM)GetBit(LowData, 20, 6);
tex0.TW = (byte)GetBit(LowData, 26, 4);
tex0.TH = (byte)GetBit(LowData, 30, 4);
tex0.TCC = (TEXTCC)GetBit(LowData, 34, 1);
tex0.TFX = (TEXTFX)GetBit(LowData, 35, 2);
tex0.CBP = (ushort)GetBit(LowData, 37, 14);
tex0.CPSM = (TEXCPSM)GetBit(LowData, 51, 4);
tex0.CSM = (TEXCSM)GetBit(LowData, 55, 1);
tex0.CSA = (byte)GetBit(LowData, 56, 5);
tex0.CLD = (byte)GetBit(LowData, 61, 3);
return(tex0);
}
static public GIFReg Unpack(GIFTag tag, byte addr, UInt64 LowData, UInt64 HighData, bool PackedFormat)
{
GIFRegST st = new GIFRegST(addr, LowData, HighData, PackedFormat);
st.Descriptor = (GIFRegDescriptor)addr;
st.S = BitConverter.ToSingle(BitConverter.GetBytes(LowData), 0);
st.T = BitConverter.ToSingle(BitConverter.GetBytes(LowData), 4);
if (PackedFormat)
{
st.Q = BitConverter.ToSingle(BitConverter.GetBytes(HighData), 0);
tag.Q = st.Q;
st.isSTQ = true;
}
else
{
st.isSTQ = false;
}
return(st);
}
public static GIFReg Unpack(GIFTag tag, byte addr, UInt64 LowData, UInt64 HighData, bool PackedFormat)
{
GIFRegRGBAQ r = new GIFRegRGBAQ(addr, LowData, HighData, PackedFormat);
r.Descriptor = (GIFRegDescriptor)addr;
if (PackedFormat)
{
r.R = (byte)GetBit(LowData, 0, 8);
r.G = (byte)GetBit(LowData, 32, 8);
r.B = (byte)GetBit(HighData, 0, 8);
r.A = (byte)GetBit(HighData, 32, 8);
r.Q = tag.Q;
}
else
{
r.R = (byte)GetBit(LowData, 0, 8);
r.G = (byte)GetBit(LowData, 8, 8);
r.B = (byte)GetBit(LowData, 16, 8);
r.A = (byte)GetBit(LowData, 24, 8);
r.Q = BitConverter.ToSingle(BitConverter.GetBytes(LowData), 4);
}
return r;
}
static public GIFReg Unpack(GIFTag tag, byte addr, UInt64 LowData, UInt64 HighData, bool PackedFormat)
{
GIFRegRGBAQ r = new GIFRegRGBAQ(addr, LowData, HighData, PackedFormat);
r.Descriptor = (GIFRegDescriptor)addr;
if (PackedFormat)
{
r.R = (byte)GetBit(LowData, 0, 8);
r.G = (byte)GetBit(LowData, 32, 8);
r.B = (byte)GetBit(HighData, 0, 8);
r.A = (byte)GetBit(HighData, 32, 8);
r.Q = tag.Q;
}
else
{
r.R = (byte)GetBit(LowData, 0, 8);
r.G = (byte)GetBit(LowData, 8, 8);
r.B = (byte)GetBit(LowData, 16, 8);
r.A = (byte)GetBit(LowData, 24, 8);
r.Q = BitConverter.ToSingle(BitConverter.GetBytes(LowData), 4);
}
return(r);
}
static void Server_OnClientMessageReceived(BaseMessageServer server, BaseMessageClientS sender, TCPMessage Mess)
{
switch (Mess.MessageType)
{
case MessageType.Connect:
break;
case MessageType.MaxUsers:
break;
case MessageType.SizeDump:
frmMain.Invoke(new Action <object>(delegate(object e)
{
frmMain.txtDumpSize.Text = (((int)Mess.Parameters[0]) / 1024f / 1024f).ToString("F2") + " MB";
}), new object[] { null });
break;
case MessageType.Statistics:
frmMain.Invoke(new Action <object>(delegate(object e)
{
frmMain.txtGIFPackets.Text = ((int)Mess.Parameters[0]).ToString();
frmMain.txtPath1.Text = ((int)Mess.Parameters[1]).ToString();
frmMain.txtPath2.Text = ((int)Mess.Parameters[2]).ToString();
frmMain.txtPath3.Text = ((int)Mess.Parameters[3]).ToString();
frmMain.txtReadFifo.Text = ((int)Mess.Parameters[5]).ToString();
frmMain.txtVSync.Text = ((int)Mess.Parameters[4]).ToString();
frmMain.txtRegisters.Text = ((int)Mess.Parameters[6]).ToString();
}), new object[] { null });
break;
case MessageType.StateOld:
frmMain.Invoke(new Action <object>(delegate(object e)
{
MessageBox.Show("Savestate too old to be read. :(", "Warning");
frmMain.Focus();
}), new object[] { null });
break;
case MessageType.GetDebugMode:
frmMain.Invoke(new Action <object>(delegate(object e)
{
frmMain.chkDebugMode.Checked = (Boolean)Mess.Parameters[0];
frmMain.lblGif.Enabled = frmMain.chkDebugMode.Checked;
frmMain.btnRunToSelection.Enabled = frmMain.chkDebugMode.Checked;
frmMain.treTreeView.Enabled = frmMain.chkDebugMode.Checked;
frmMain.btnStep.Enabled = frmMain.chkDebugMode.Checked;
frmMain.cmdGoToStart.Enabled = frmMain.chkDebugMode.Checked;
frmMain.cmdGoToNextVSync.Enabled = frmMain.chkDebugMode.Checked;
frmMain.treeGifPacketContent.Enabled = frmMain.chkDebugMode.Checked;
if (frmMain.chkDebugMode.Checked == false)
{
frmMain.treTreeView.Nodes.Clear();
}
}), new object[] { null });
break;
case MessageType.DebugState:
frmMain.Invoke(new Action <object>(delegate(object e)
{
frmMain.treTreeView.Nodes.Clear();
List <TreeNode> parents = new List <TreeNode>();
List <TreeNode> nodes = new List <TreeNode>();
foreach (var itm in Mess.Parameters)
{
String[] parts = itm.ToString().Split(new char[] { '|' });
switch (parts[1])
{
case "Transfer":
TreeNode tn2 = new TreeNode();
tn2.Name = parts[0];
tn2.Text = parts[0] + " - " + parts[1] + " - " + parts[2] + " - " + parts[3] + " byte";
nodes.Add(tn2);
break;
case "ReadFIFO2":
TreeNode tn3 = new TreeNode();
tn3.Name = parts[0];
tn3.Text = parts[0] + " - " + parts[1] + " - " + parts[2] + " byte";
nodes.Add(tn3);
break;
case "VSync":
TreeNode tn = new TreeNode();
tn.Name = parts[0];
tn.Text = parts[0] + " - " + parts[1] + " - " + parts[2] + " byte";
tn.Nodes.AddRange(nodes.ToArray());
parents.Add(tn);
nodes.Clear();
break;
case "Registers":
TreeNode tn4 = new TreeNode();
tn4.Name = parts[0];
tn4.Text = parts[0] + " - " + parts[1] + " - " + parts[2] + " byte";
nodes.Add(tn4);
break;
}
}
frmMain.treTreeView.Nodes.AddRange(parents.ToArray());
}), new object[] { null });
break;
case MessageType.Step:
case MessageType.RunToCursor:
frmMain.Invoke(new Action <object>(delegate(object e)
{
int idtoselect = (int)Mess.Parameters[0];
TreeNode[] noes = frmMain.treTreeView.Nodes.Find(idtoselect.ToString(), true);
if (noes.Length > 0)
{
if (CurrentNode != null)
{
CurrentNode.BackColor = Color.White;
}
noes[0].BackColor = Color.LightBlue;
CurrentNode = noes[0];
frmMain.treTreeView.SelectedNode = noes[0];
}
}), new object[] { null });
break;
case MessageType.PacketInfo:
frmMain.Invoke(new Action <object>(delegate(object e)
{
if (Mess.Parameters[0].GetType() == typeof(GIFTag))
{
GIFTag tag = (GIFTag)Mess.Parameters[0];
frmMain.txtGifPacketSize.Text = tag.size + " bytes";
frmMain.treeGifPacketContent.Nodes.Clear();
frmMain.treeGifPacketContent.Nodes.Add("Transfer Path " + tag.path);
frmMain.treeGifPacketContent.Nodes[0].Nodes.Add("nloop = " + tag.nloop);
frmMain.treeGifPacketContent.Nodes[0].Nodes.Add("eop = " + tag.eop);
frmMain.treeGifPacketContent.Nodes[0].Nodes.Add("flg = " + tag.flg.ToString());
frmMain.treeGifPacketContent.Nodes[0].Nodes.Add("pre = " + tag.pre);
TreeNode nodePrim = new TreeNode("Prim");
string[] prim = tag.prim.ToString().Split(new char[] { '@' });
for (int j = 0; j < prim.Length; j++)
{
nodePrim.Nodes.Add(prim[j]);
}
frmMain.treeGifPacketContent.Nodes[0].Nodes.Add(nodePrim);
frmMain.treeGifPacketContent.Nodes[0].Nodes.Add("nreg = " + (tag.nreg == 0 ? (16).ToString() : tag.nreg.ToString()));
TreeNode nodeReg = new TreeNode("reg");
for (int j = 0; j < tag.regs.Count; j++)
{
string[] fvals = tag.regs[j].ToString().Split(new char[] { '@' }, StringSplitOptions.RemoveEmptyEntries);
TreeNode nodeObj = new TreeNode(fvals[0]);
for (int z = 1; z < fvals.Length; z++)
{
TreeNode item = new TreeNode(fvals[z]);
nodeObj.Nodes.Add(item);
}
nodeReg.Nodes.Add(nodeObj);
}
frmMain.treeGifPacketContent.Nodes[0].Nodes.Add(nodeReg);
frmMain.treeGifPacketContent.Nodes[0].ExpandAll();
}
else
{
String[] vals = Mess.Parameters[0].ToString().Split('|');
frmMain.txtGifPacketSize.Text = vals[0] + " bytes";
frmMain.treeGifPacketContent.Nodes.Clear();
frmMain.treeGifPacketContent.Nodes.Add(vals[1]);
frmMain.treeGifPacketContent.Nodes[0].ExpandAll();
}
}), new object[] { null });
break;
default:
break;
}
}
static internal GIFTag ExtractGifTag(byte[] data,GSTransferPath path)
{
GIFTag t = new GIFTag();
t.size = data.Length;
t.path = path;
t.TAG = BitConverter.ToUInt64(data,0);
t.REGS = BitConverter.ToUInt64(data,8);
t.Q = 1f;
t.nloop = (uint)GetBit(t.TAG,0,15);
t.eop = (uint)GetBit(t.TAG,15,1);
t.pre = (uint)GetBit(t.TAG,46,1);
t.prim = GIFPrim.ExtractGIFPrim((uint)GetBit(t.TAG,47,11));
t.flg = (GIFFLG)GetBit(t.TAG,58,2);
t.nreg = (uint)GetBit(t.TAG,60,4);
if (t.nreg == 0)
{
t.nreg = 16;
}
byte[] registers = new byte[t.nreg];
Unpack[] regsunpack = new Unpack[t.nreg];
t.regs = new List <IGifData>();
for (byte i = 0; i < t.nreg; i++)
{
byte reg = (byte)GetBit(t.REGS,i * 4,4);
registers[i] = reg;
regsunpack[i] = GetUnpack(reg);
}
int p = 16;
switch (t.flg)
{
case GIFFLG.GIF_FLG_PACKED:
for (int j = 0; j < t.nloop; j++)
{
for (int i = 0; i < t.nreg; i++)
{
UInt64 LowData = BitConverter.ToUInt64(data,p);
UInt64 HighData = BitConverter.ToUInt64(data,p + 8);
t.regs.Add(regsunpack[i](t,registers[i],LowData,HighData,true));
p += 16;
}
}
break;
case GIFFLG.GIF_FLG_REGLIST:
for (int j = 0; j < t.nloop; j++)
{
for (int i = 0; i < t.nreg; i++)
{
UInt64 Data = BitConverter.ToUInt64(data,p);
t.regs.Add(regsunpack[i](t,registers[i],Data,0,false));
p += 8;
}
}
break;
case GIFFLG.GIF_FLG_IMAGE:
case GIFFLG.GIF_FLG_IMAGE2:
GifImage image = new GifImage();
image.Data = new byte[t.nloop * 16];
try
{
Array.Copy(data,16,image.Data,0,t.nloop * 16);
}
catch (ArgumentException) { }
t.regs.Add(image);
break;
default:
break;
}
return(t);
}
static internal GIFTag ExtractGifTag(byte[] data, GSTransferPath path)
{
GIFTag t = new GIFTag();
t.size = data.Length;
t.path = path;
t.TAG = BitConverter.ToUInt64(data, 0);
t.REGS = BitConverter.ToUInt64(data, 8);
t.Q = 1f;
t.nloop = (uint)GetBit(t.TAG, 0, 15);
t.eop = (uint)GetBit(t.TAG, 15, 1);
t.pre = (uint)GetBit(t.TAG, 46, 1);
t.prim = GIFPrim.ExtractGIFPrim((uint)GetBit(t.TAG, 47, 11));
t.flg = (GIFFLG)GetBit(t.TAG, 58, 2);
t.nreg = (uint)GetBit(t.TAG, 60, 4);
if (t.nreg == 0)
t.nreg = 16;
byte[] registers = new byte[t.nreg];
Unpack[] regsunpack = new Unpack[t.nreg];
t.regs = new List<IGifData>();
for (byte i = 0; i < t.nreg; i++)
{
byte reg = (byte)GetBit(t.REGS, i * 4, 4);
registers[i] = reg;
regsunpack[i] = GetUnpack(reg);
}
int p = 16;
switch (t.flg)
{
case GIFFLG.GIF_FLG_PACKED:
for (int j = 0; j < t.nloop; j++)
for (int i = 0; i < t.nreg; i++)
{
UInt64 LowData = BitConverter.ToUInt64(data, p);
UInt64 HighData = BitConverter.ToUInt64(data, p + 8);
t.regs.Add(regsunpack[i](t, registers[i], LowData, HighData, true));
p += 16;
}
break;
case GIFFLG.GIF_FLG_REGLIST:
for (int j = 0; j < t.nloop; j++)
for (int i = 0; i < t.nreg; i++)
{
UInt64 Data = BitConverter.ToUInt64(data, p);
t.regs.Add(regsunpack[i](t, registers[i], Data, 0, false));
p += 8;
}
break;
case GIFFLG.GIF_FLG_IMAGE:
case GIFFLG.GIF_FLG_IMAGE2:
GifImage image = new GifImage();
image.Data = new byte[t.nloop * 16];
try
{
Array.Copy(data, 16, image.Data, 0, t.nloop * 16);
}
catch (ArgumentException) { }
t.regs.Add(image);
break;
default:
break;
}
return t;
}
public static GIFReg Unpack(GIFTag tag, byte addr, UInt64 LowData, UInt64 HighData, bool PackedFormat)
{
GIFRegUnimpl u = new GIFRegUnimpl(addr, LowData, HighData, PackedFormat);
u.Descriptor = (GIFRegDescriptor)addr;
return u;
}