public ElementDescriptor(MDL0Object* polygon)
{
byte* pData = (byte*)polygon->DefList;
byte* pCom;
ElementDef* pDef;
CPElementSpec UVATGroups;
int format; //0 for direct, 1 for byte, 2 for short
//Create remap table for vertex weights
RemapTable = new int[polygon->_numVertices];
RemapSize = 0;
Stride = 0;
HasData = new bool[12];
Nodes = new ushort[16];
Commands = new byte[31];
Defs = new int[12];
_points = new List<List<Facepoint>>();
//Read element descriptor from polygon display list
MDL0PolygonDefs* Definitons = (MDL0PolygonDefs*)polygon->DefList;
int fmtLo = (int)Definitons->VtxFmtLo;
int fmtHi = (int)Definitons->VtxFmtHi;
UVATGroups = new CPElementSpec(
(uint)Definitons->UVATA,
(uint)Definitons->UVATB,
(uint)Definitons->UVATC);
//Build extract script.
//What we're doing is assigning extract commands for elements in the polygon, in true order.
//This allows us to process the polygon blindly, assuming that the definition is accurate.
//Theoretically, this should offer a significant speed bonus.
fixed (int* pDefData = Defs)
fixed (byte* pComData = Commands)
{
pCom = pComData;
pDef = (ElementDef*)pDefData;
//Pos/Norm weight
if (Weighted = (fmtLo & 1) != 0)
{
//Set the first command as the weight
*pCom++ = (byte)DecodeOp.PosWeight;
Stride++; //Increment stride by a byte (the length of the facepoints)
}
//Tex matrix
for (int i = 0; i < 8; i++)
if (((fmtLo >> (i + 1)) & 1) != 0)
{
//Set the command for each texture matrix
*pCom++ = (byte)(DecodeOp.TexMtx0 + i);
Stride++; //Increment stride by a byte (the length of the facepoints)
}
//Positions
format = ((fmtLo >> 9) & 3) - 1;
if (format >= 0)
{
HasData[0] = true;
//Set the definitions input
pDef->Format = (byte)format;
//Set the type to Positions
pDef->Type = 0;
if (format == 0)
{
int f = (int)UVATGroups.PositionDef.DataFormat;
//Clamp format to even value and add length to stride
Stride += f.RoundDownToEven().Clamp(1, 4) * (!UVATGroups.PositionDef.IsSpecial ? 2 : 3);
pDef->Scale = (byte)UVATGroups.PositionDef.Scale;
pDef->Output = (byte)((!UVATGroups.PositionDef.IsSpecial ? (int)ElementCodec.CodecType.XY : (int)ElementCodec.CodecType.XYZ) + (byte)UVATGroups.PositionDef.DataFormat);
*pCom++ = (byte)DecodeOp.ElementDirect;
}
else
{
Stride += format; //Add to stride (the length of the facepoints)
pDef->Output = 12; //Set the output
*pCom++ = (byte)DecodeOp.ElementIndexed;
}
pDef++;
}
//Normals
format = ((fmtLo >> 11) & 3) - 1;
if (format >= 0)
{
HasData[1] = true;
//Set the definitions input
pDef->Format = (byte)format;
//Set the type to Normals
pDef->Type = 1;
if (format == 0)
{
int f = (int)UVATGroups.NormalDef.DataFormat;
Stride += f.RoundDownToEven().Clamp(1, 4) * 3;
pDef->Scale = (byte)UVATGroups.NormalDef.Scale;
pDef->Output = (byte)(((int)ElementCodec.CodecType.XYZ) + (byte)UVATGroups.NormalDef.DataFormat);
*pCom++ = (byte)DecodeOp.ElementDirect;
}
else
{
Stride += format; //Add to stride (the length of the facepoints)
pDef->Output = 12; //Set the output
*pCom++ = (byte)DecodeOp.ElementIndexed;
}
pDef++;
}
//Colors
for (int i = 0; i < 2; i++)
{
format = ((fmtLo >> (i * 2 + 13)) & 3) - 1;
if (format >= 0)
{
HasData[i + 2] = true;
//Set the definitions input
pDef->Format = (byte)format;
//Set the type to Colors
pDef->Type = (byte)(i + 2);
if (format == 0)
{
//pDef->Output =
pDef->Scale = 0;
*pCom++ = (byte)DecodeOp.ElementDirect;
}
else
{
Stride += format; //Add to stride (the length of the facepoints)
pDef->Output = 4; //Set the output
*pCom++ = (byte)DecodeOp.ElementIndexed;
}
pDef++;
}
}
//UVs
for (int i = 0; i < 8; i++)
{
format = ((fmtHi >> (i * 2)) & 3) - 1;
if (format >= 0)
{
HasData[i + 4] = true;
//Set the definitions input
pDef->Format = (byte)format;
//Set the type to UVs
pDef->Type = (byte)(i + 4);
if (format == 0)
{
int f = (int)UVATGroups.GetUVDef(i).DataFormat;
Stride += f.RoundDownToEven().Clamp(1, 4);
pDef->Output = (byte)((!UVATGroups.GetUVDef(i).IsSpecial ? (int)ElementCodec.CodecType.S : (int)ElementCodec.CodecType.ST) + (byte)UVATGroups.GetUVDef(i).DataFormat);
pDef->Scale = (byte)UVATGroups.GetUVDef(i).Scale;
*pCom++ = (byte)DecodeOp.ElementDirect;
}
else
{
Stride += format; //Add to stride (the length of the facepoints)
pDef->Output = 8; //Set the output
*pCom++ = (byte)DecodeOp.ElementIndexed;
}
pDef++;
}
}
*pCom = 0;
}
}
internal void ExtractPrimitives(MDL0Object* header, ref ElementDescriptor desc, byte** pOut, byte** pAssets)
{
int count;
uint index = 0, temp;
byte* pData = (byte*)header->PrimitiveData;
byte* pTemp = (byte*)pData;
ushort* indices = (ushort*)_indices.Address;
IMatrixNode[] cache = _polygon.Model._linker.NodeCache;
//Get element count for each primitive type
int d3 = 0, d2 = 0, d1 = 0;
uint p3 = 0, p2 = 0, p1 = 0;
uint[] p1arr = null, p2arr = null, p3arr = null;
bool newGroup = true;
PrimitiveGroup group = new PrimitiveGroup();
ushort id;
//Get counts for each primitive type, and assign face points
NextPrimitive:
byte cmd = *pTemp++;
if (cmd <= 0x38 && cmd >= 0x20)
{
if (newGroup == false)
{
_polygon._primGroups.Add(group);
group = new PrimitiveGroup() { _offset = (uint)((pTemp - 1) - pData) };
newGroup = true;
}
if (!group._nodes.Contains(id = *(bushort*)pTemp) && id != ushort.MaxValue)
group._nodes.Add(id);
}
//Switch by primitive type and increment as well so we can read the count.
switch ((GXListCommand)cmd)
{
//Fill weight cache
case GXListCommand.LoadIndexA: //Positions
group._nodeOffsets.Add(new NodeOffset((uint)(pTemp - pData) - group._offset, cache[*(bushort*)pTemp]));
//Set weight node for facepoint extraction
desc.SetNode(ref pTemp, (byte*)pData);
goto NextPrimitive;
case GXListCommand.LoadIndexB: //Normals
case GXListCommand.LoadIndexC: //UVs
group._nodeOffsets.Add(new NodeOffset((uint)(pTemp - pData) - group._offset, cache[*(bushort*)pTemp]));
pTemp += 4; //Skip
goto NextPrimitive;
case GXListCommand.LoadIndexD: //Lights
Console.WriteLine("There are lights in here!");
pTemp += 4; //Skip
goto NextPrimitive;
case GXListCommand.DrawQuads:
if (newGroup == true) newGroup = false;
d3 += (count = *(bushort*)pTemp) / 2 * 3;
group._headers.Add(new PrimitiveHeader() { Type = WiiPrimitiveType.Quads, Entries = (ushort)count });
break;
case GXListCommand.DrawTriangles:
if (newGroup == true) newGroup = false;
d3 += (count = *(bushort*)pTemp);
group._headers.Add(new PrimitiveHeader() { Type = WiiPrimitiveType.TriangleList, Entries = (ushort)count });
break;
case GXListCommand.DrawTriangleFan:
if (newGroup == true) newGroup = false;
d3 += ((count = *(bushort*)pTemp) - 2) * 3;
group._headers.Add(new PrimitiveHeader() { Type = WiiPrimitiveType.TriangleFan, Entries = (ushort)count });
break;
case GXListCommand.DrawTriangleStrip:
if (newGroup == true) newGroup = false;
d3 += ((count = *(bushort*)pTemp) - 2) * 3;
group._headers.Add(new PrimitiveHeader() { Type = WiiPrimitiveType.TriangleStrip, Entries = (ushort)count });
break;
case GXListCommand.DrawLines:
if (newGroup == true) newGroup = false;
d2 += (count = *(bushort*)pTemp);
group._headers.Add(new PrimitiveHeader() { Type = WiiPrimitiveType.Lines, Entries = (ushort)count });
break;
case GXListCommand.DrawLineStrip:
if (newGroup == true) newGroup = false;
d2 += ((count = *(bushort*)pTemp) - 1) * 2;
group._headers.Add(new PrimitiveHeader() { Type = WiiPrimitiveType.LineStrip, Entries = (ushort)count });
break;
case GXListCommand.DrawPoints:
if (newGroup == true) newGroup = false;
d1 += (count = *(bushort*)pTemp);
group._headers.Add(new PrimitiveHeader() { Type = WiiPrimitiveType.Points, Entries = (ushort)count });
break;
default:
_polygon._primGroups.Add(group);
goto Next; //No more primitives.
}
pTemp += 2;
//Extract facepoints here!
desc.Run(ref pTemp, pAssets, pOut, count, group, ref indices, _polygon.Model._linker.NodeCache);
goto NextPrimitive;
Next: //Create primitives
if (d3 > 0)
{ _triangles = new NewPrimitive(d3, BeginMode.Triangles); p3arr = _triangles._indices; }
else _triangles = null;
if (d2 > 0)
{ _lines = new NewPrimitive(d2, BeginMode.Lines); p2arr = _lines._indices; }
else _lines = null;
if (d1 > 0)
{ _points = new NewPrimitive(d1, BeginMode.Points); p1arr = _points._indices; }
else _points = null;
//Extract indices in reverse order, this way we get CCW winding.
Top:
switch ((GXListCommand)(*pData++))
{
case GXListCommand.LoadIndexA:
case GXListCommand.LoadIndexB:
case GXListCommand.LoadIndexC:
case GXListCommand.LoadIndexD:
pData += 4; //Skip
goto Top;
case GXListCommand.DrawQuads:
count = *(bushort*)pData;
for (int i = 0; i < count; i += 4)
{
p3arr[p3++] = index;
p3arr[p3++] = (uint)(index + 2);
p3arr[p3++] = (uint)(index + 1);
p3arr[p3++] = index;
p3arr[p3++] = (uint)(index + 3);
p3arr[p3++] = (uint)(index + 2);
index += 4;
}
break;
case GXListCommand.DrawTriangles:
count = *(bushort*)pData;
for (int i = 0; i < count; i += 3)
{
p3arr[p3++] = (uint)(index + 2);
p3arr[p3++] = (uint)(index + 1);
p3arr[p3++] = index;
index += 3;
}
break;
case GXListCommand.DrawTriangleFan:
count = *(bushort*)pData;
temp = index++;
for (int i = 2; i < count; i++)
{
p3arr[p3++] = temp;
p3arr[p3++] = (uint)(index + 1);
p3arr[p3++] = index++;
}
index++;
break;
case GXListCommand.DrawTriangleStrip:
count = *(bushort*)pData;
index += 2;
for (int i = 2; i < count; i++)
{
p3arr[p3++] = index;
p3arr[p3++] = (uint)(index - 1 - (i & 1));
p3arr[p3++] = (uint)((index++) - 2 + (i & 1));
}
break;
case GXListCommand.DrawLines:
count = *(bushort*)pData;
for (int i = 0; i < count; i++)
p2arr[p2++] = index++;
break;
case GXListCommand.DrawLineStrip:
count = *(bushort*)pData;
for (int i = 1; i < count; i++)
{
p2arr[p2++] = index++;
p2arr[p2++] = index;
}
index++;
break;
case GXListCommand.DrawPoints:
count = *(bushort*)pData;
for (int i = 0; i < count; i++)
p1arr[p1++] = index++;
break;
default: return;
}
pData += 2 + count * desc.Stride;
goto Top;
}
public void WriteVertexFormat(VertexAttributeFormat[] fmtList, MDL0Object* polygon)
{
//These are default values.
uint posCnt = (int)GXCompCnt.PosXYZ;
uint posType = (int)GXCompType.Float;
uint posFrac = 0;
uint nrmCnt = (int)GXCompCnt.NrmXYZ;
uint nrmType = (int)GXCompType.Float;
uint nrmId3 = 0;
uint c0Cnt = (int)GXCompCnt.ClrRGBA;
uint c0Type = (int)GXCompType.RGBA8;
uint c1Cnt = (int)GXCompCnt.ClrRGBA;
uint c1Type = (int)GXCompType.RGBA8;
uint tx0Cnt = (int)GXCompCnt.TexST;
uint tx0Type = (int)GXCompType.Float;
uint tx0Frac = 0;
uint tx1Cnt = (int)GXCompCnt.TexST;
uint tx1Type = (int)GXCompType.Float;
uint tx1Frac = 0;
uint tx2Cnt = (int)GXCompCnt.TexST;
uint tx2Type = (int)GXCompType.Float;
uint tx2Frac = 0;
uint tx3Cnt = (int)GXCompCnt.TexST;
uint tx3Type = (int)GXCompType.Float;
uint tx3Frac = 0;
uint tx4Cnt = (int)GXCompCnt.TexST;
uint tx4Type = (int)GXCompType.Float;
uint tx4Frac = 0;
uint tx5Cnt = (int)GXCompCnt.TexST;
uint tx5Type = (int)GXCompType.Float;
uint tx5Frac = 0;
uint tx6Cnt = (int)GXCompCnt.TexST;
uint tx6Type = (int)GXCompType.Float;
uint tx6Frac = 0;
uint tx7Cnt = (int)GXCompCnt.TexST;
uint tx7Type = (int)GXCompType.Float;
uint tx7Frac = 0;
foreach (VertexAttributeFormat list in fmtList)
switch (list._attr)
{
case GXAttribute.Position:
posCnt = (uint)list._cnt;
posType = (uint)list._type;
posFrac = list._frac;
break;
case GXAttribute.Normal:
case GXAttribute.NBT:
nrmType = (uint)list._type;
if (list._cnt == GXCompCnt.NrmNBT3)
{
nrmCnt = (uint)GXCompCnt.NrmNBT;
nrmId3 = 1;
}
else
{
nrmCnt = (uint)list._cnt;
nrmId3 = 0;
}
break;
case GXAttribute.Color0:
c0Cnt = (uint)list._cnt;
c0Type = (uint)list._type;
break;
case GXAttribute.Color1:
c1Cnt = (uint)list._cnt;
c1Type = (uint)list._type;
break;
case GXAttribute.Tex0:
tx0Cnt = (uint)list._cnt;
tx0Type = (uint)list._type;
tx0Frac = list._frac;
break;
case GXAttribute.Tex1:
tx1Cnt = (uint)list._cnt;
tx1Type = (uint)list._type;
tx1Frac = list._frac;
break;
case GXAttribute.Tex2:
tx2Cnt = (uint)list._cnt;
tx2Type = (uint)list._type;
tx2Frac = list._frac;
break;
case GXAttribute.Tex3:
tx3Cnt = (uint)list._cnt;
tx3Type = (uint)list._type;
tx3Frac = list._frac;
break;
case GXAttribute.Tex4:
tx4Cnt = (uint)list._cnt;
tx4Type = (uint)list._type;
tx4Frac = list._frac;
break;
case GXAttribute.Tex5:
tx5Cnt = (uint)list._cnt;
tx5Type = (uint)list._type;
tx5Frac = list._frac;
break;
case GXAttribute.Tex6:
tx6Cnt = (uint)list._cnt;
tx6Type = (uint)list._type;
tx6Frac = list._frac;
break;
case GXAttribute.Tex7:
tx7Cnt = (uint)list._cnt;
tx7Type = (uint)list._type;
tx7Frac = list._frac;
break;
}
MDL0PolygonDefs* Defs = (MDL0PolygonDefs*)polygon->DefList;
Defs->UVATA = (uint)ShiftUVATA(posCnt, posType, posFrac, nrmCnt, nrmType, c0Cnt, c0Type, c1Cnt, c1Type, tx0Cnt, tx0Type, tx0Frac, nrmId3);
Defs->UVATB = (uint)ShiftUVATB(tx1Cnt, tx1Type, tx1Frac, tx2Cnt, tx2Type, tx2Frac, tx3Cnt, tx3Type, tx3Frac, tx4Cnt, tx4Type);
Defs->UVATC = (uint)ShiftUVATC(tx4Frac, tx5Cnt, tx5Type, tx5Frac, tx6Cnt, tx6Type, tx6Frac, tx7Cnt, tx7Type, tx7Frac);
}
internal void WritePrimitives(MDL0ObjectNode poly, MDL0Object* header)
{
_polygon = poly;
VoidPtr start = header->PrimitiveData;
VoidPtr address = header->PrimitiveData;
FacepointAttribute[] desc = poly._descList;
IMatrixNode[] cache = poly.Model._linker.NodeCache;
foreach (PrimitiveGroup g in poly._primGroups)
{
if (!poly.Model._isImport && !poly._reOptimized)
g.RegroupNodes();
g._nodes.Sort();
g._offset = (uint)address - (uint)start;
g._nodeOffsets.Clear();
//Write matrix headers for linking weighted influences to points
if (poly.Weighted)
{
int index = 0;
//Texture Matrices
if (poly.HasTexMtx)
for (int i = 0; i < g._nodes.Count; i++)
{
*(byte*)address++ = 0x30;
g._nodeOffsets.Add(new NodeOffset((uint)(address - start) - g._offset, cache[g._nodes[i]]));
*(bushort*)address = g._nodes[i]; address += 2;
*(byte*)address++ = 0xB0;
*(byte*)address++ = (byte)(0x78 + (12 * index++));
}
index = 0;
//Position Matrices
for (int i = 0; i < g._nodes.Count; i++)
{
*(byte*)address++ = 0x20;
g._nodeOffsets.Add(new NodeOffset((uint)(address - start) - g._offset, cache[g._nodes[i]]));
*(bushort*)address = g._nodes[i]; address += 2;
*(byte*)address++ = 0xB0;
*(byte*)address++ = (byte)(12 * index++);
}
index = 0;
//Normal Matrices
for (int i = 0; i < g._nodes.Count; i++)
{
*(byte*)address++ = 0x28;
g._nodeOffsets.Add(new NodeOffset((uint)(address - start) - g._offset, cache[g._nodes[i]]));
*(bushort*)address = g._nodes[i]; address += 2;
*(byte*)address++ = 0x84;
*(byte*)address++ = (byte)(9 * index++);
}
}
if (poly.Model._isImport || poly._reOptimized)
{
//Write strips first
if (g._tristrips.Count != 0)
foreach (PointTriangleStrip strip in g._tristrips)
{
*(PrimitiveHeader*)address = strip.Header; address += 3;
foreach (Facepoint f in strip._points)
WriteFacepoint(f, g, desc, ref address, poly);
}
//Write remaining triangles under a single list header
if (g._triangles.Count != 0)
{
*(PrimitiveHeader*)address = g.TriangleHeader; address += 3;
foreach (PointTriangle tri in g._triangles)
{
WriteFacepoint(tri._x, g, desc, ref address, poly);
WriteFacepoint(tri._y, g, desc, ref address, poly);
WriteFacepoint(tri._z, g, desc, ref address, poly);
}
}
}
else //Write the original primitives read from the model
for (int i = 0; i < g._headers.Count; i++)
{
*(PrimitiveHeader*)address = g._headers[i];
address += 3;
foreach (Facepoint point in g._points[i])
WriteFacepoint(point, g, desc, ref address, poly);
}
}
}
public PrimitiveManager(MDL0Object* polygon, AssetStorage assets, IMatrixNode[] nodes, MDL0ObjectNode p)
{
_polygon = p;
byte*[] pAssetList = new byte*[12];
byte*[] pOutList = new byte*[12];
int id;
//This relies on the header being accurate!
_indices = new UnsafeBuffer(2 * (_pointCount = polygon->_numVertices));
_faceCount = polygon->_numFaces;
//Compile decode script by reading the polygon def list
//This sets how to read the facepoints
ElementDescriptor desc = new ElementDescriptor(polygon);
//Grab asset lists in sequential order.
if ((id = polygon->_vertexId) >= 0 && desc.HasData[0] && assets.Assets[0] != null)
{
pOutList[0] = (byte*)(_faceData[0] = new UnsafeBuffer(12 * _pointCount)).Address;
pAssetList[0] = (byte*)assets.Assets[0][id].Address;
}
if ((id = polygon->_normalId) >= 0 && desc.HasData[1] && assets.Assets[1] != null)
{
pOutList[1] = (byte*)(_faceData[1] = new UnsafeBuffer(12 * _pointCount)).Address;
pAssetList[1] = (byte*)assets.Assets[1][id].Address;
}
for (int i = 0, x = 2; i < 2; i++, x++)
if ((id = ((bshort*)polygon->_colorIds)[i]) >= 0 && desc.HasData[x] && assets.Assets[2] != null)
{
pOutList[x] = (byte*)(_faceData[x] = new UnsafeBuffer(4 * _pointCount)).Address;
pAssetList[x] = (byte*)assets.Assets[2][id].Address;
}
for (int i = 0, x = 4; i < 8; i++, x++)
if ((id = ((bshort*)polygon->_uids)[i]) >= 0 && desc.HasData[x] && assets.Assets[3] != null)
{
pOutList[x] = (byte*)(_faceData[x] = new UnsafeBuffer(8 * _pointCount)).Address;
pAssetList[x] = (byte*)assets.Assets[3][id].Address;
}
//Extract primitives, using our descriptor and asset lists
fixed (byte** pOut = pOutList)
fixed (byte** pAssets = pAssetList)
ExtractPrimitives(polygon, ref desc, pOut, pAssets);
//Compile merged vertex list
_vertices = desc.Finish((Vector3*)pAssetList[0], nodes);
ushort* pIndex = (ushort*)_indices.Address;
for (int x = 0; x < _pointCount; x++)
if (pIndex[x] >= 0 && pIndex[x] < _vertices.Count)
_vertices[pIndex[x]]._faceDataIndices.Add(x);
}
private void CorrectNodeIds(MDL0Object* header)
{
WriteWeightTable(header->WeightIndices(Model._version));
if (_matrixNode != null)
header->_nodeId = _nodeId = (ushort)_matrixNode.NodeIndex;
else
{
header->_nodeId = _nodeId = -1;
VoidPtr primAddr = header->PrimitiveData;
foreach (PrimitiveGroup p in _primGroups)
p.SetNodeIds(primAddr);
}
}