public void Precalc(Polygon poly)
{
//Manage data buffer size and adjust accordingly
int dataSize = _elements * poly._script.Stride;
if (_data != null)
{
if (dataSize != _data.Length)
{
_data.Dispose();
}
else
{
goto Next;
}
}
_data = new UnsafeBuffer(dataSize);
Next:
//Fill buffer with raw data
byte *pOut = (byte *)_data.Address;
FacePoint *pFacePoint = (FacePoint *)poly._facePoints.Address;
for (int i = 0; i < _elements; i++)
{
poly._script.Run(poly, &pFacePoint[_indices[i]], ref pOut);
}
}
public void Run(Polygon poly, FacePoint *point, ref byte *pOut)
{
Vertex3 v = poly._vertices[point->VertexId];
ScriptCommand o;
int index;
fixed(byte *c = _commands)
{
ScriptCommand *cmd = (ScriptCommand *)c;
Top:
switch (o = *cmd++)
{
case ScriptCommand.None: break;
case ScriptCommand.Position:
*(Vector3 *)pOut = v.Position;
pOut += 12;
goto Top;
case ScriptCommand.WeightedPosition:
*(Vector3 *)pOut = v.WeightedPosition;
pOut += 12;
goto Top;
case ScriptCommand.Normal:
*(Vector3 *)pOut = point->Normal;
pOut += 12;
goto Top;
case ScriptCommand.WeightedNormal:
*(Vector3 *)pOut = v.Inf != null ? v.Inf.Matrix * point->Normal : point->Normal;
pOut += 12;
goto Top;
case ScriptCommand.Color0:
case ScriptCommand.Color1:
index = (int)(o - ScriptCommand.Color0);
*(RGBAPixel *)pOut = ((RGBAPixel *)point->Color)[index];
pOut += 4;
goto Top;
//The rest are UVs
default:
index = (int)(o - ScriptCommand.UV0);
*(Vector2 *)pOut = ((Vector2 *)point->UVs)[index];
pOut += 8;
goto Top;
}
}
}
public void GetPrimitives(MDL0Polygon *header, MDL0PolygonNode polygon)
{
AssetStorage assets = Model._assets;
IMatrixNode[] influences = Model._linker.NodeCache;
byte *[] pAssetList = new byte *[12]; int id;
//Sync Data
if ((id = header->_vertexId) >= 0)
{
pAssetList[0] = (byte *)assets.Assets[0][id].Address;
}
if ((id = header->_normalId) >= 0)
{
pAssetList[1] = (byte *)assets.Assets[1][id].Address;
}
for (int i = 0, x = 2; i < 2; i++, x++)
{
if ((id = ((bshort *)header->_colorIds)[i]) >= 0)
{
pAssetList[x] = (byte *)assets.Assets[2][id].Address;
}
}
for (int i = 0, x = 4; i < 8; i++, x++)
{
if ((id = ((bshort *)header->_uids)[i]) >= 0)
{
pAssetList[x] = (byte *)assets.Assets[3][id].Address;
}
}
//Set definition
_elemDef = new ElementDefinition();
_elemDef.Weighted = polygon.VertexFormat.HasPosMatrix;
_elemDef.PositionFmt = polygon.VertexFormat.PosFormat;
_elemDef.Normals = (_elemDef.NormalFmt = polygon.VertexFormat.NormalFormat) != XFDataFormat.None;
for (int i = 0; i < 2; i++)
{
_elemDef.Colors[i] = (_elemDef.ColorFmt[i] = polygon.VertexFormat.GetColorFormat(i)) != XFDataFormat.None;
}
for (int i = 0; i < 8; i++)
{
_elemDef.UVs[i] = (_elemDef.UVFmt[i] = polygon.VertexFormat.GetUVFormat(i)) != XFDataFormat.None;
}
for (int i = 0; i < 8; i++)
{
_elemDef.TexMatrices[i] = polygon.VertexFormat.GetHasTexMatrix(i);
}
List <FacePoint> facePoints = new List <FacePoint>();
//Create script using definition for decoding and rendering
_script = new PrimitiveScript(_elemDef);
//Create remap table for vertex weights
RemapTable = new UnsafeBuffer(header->_numVertices * 4);
RemapSize = 0;
//Extract primitives using script
byte *pData = (byte *)header->PrimitiveData;
int count; GLPrimitiveType type;
int ind = 0;
_facePoints = new UnsafeBuffer((_facePointCount = header->_numVertices) * 86);
FacePoint *points = (FacePoint *)_facePoints.Address;
Top:
switch ((WiiPrimitiveType)(*pData++))
{
//Fill weight cache
case WiiPrimitiveType.PosMtx:
//Get node ID
ushort node = *(bushort *)pData;
//Get cache index
int index = (*(bushort *)(pData + 2) & 0xFFF) / 12;
//Assign node ID to cache, using index
fixed(ushort *n = _script.Nodes)
n[index] = node;
pData += 4;
goto Top;
case WiiPrimitiveType.NorMtx: //Same as PosMtx
case WiiPrimitiveType.TexMtx:
case WiiPrimitiveType.LightMtx:
pData += 4; //Skip
goto Top;
case WiiPrimitiveType.Quads: type = GLPrimitiveType.Quads; break;
case WiiPrimitiveType.Triangles: type = GLPrimitiveType.Triangles; break;
case WiiPrimitiveType.TriangleFan: type = GLPrimitiveType.TriangleFan; break;
case WiiPrimitiveType.TriangleStrip: type = GLPrimitiveType.TriangleStrip; break;
case WiiPrimitiveType.Lines: type = GLPrimitiveType.Lines; break;
case WiiPrimitiveType.LineStrip: type = GLPrimitiveType.LineStrip; break;
case WiiPrimitiveType.Points: type = GLPrimitiveType.Points; break;
default: goto Next; //No more primitives.
}
count = *(bushort *)pData; pData += 2;
Primitive2 prim = new Primitive2()
{
_type = type, _elements = count
};
prim._indices = new int[count];
//Extract facepoints
fixed(byte **pAssets = pAssetList)
for (int i = 0; i < count; i++)
{
points[ind] = ExtractFacepoint(ref pData, pAssets);
prim._indices[i] = (ushort)ind++;
}
_primitives.Add(prim);
goto Top; //Move on to next primitive
Next : _vertices = Finish((Vector3 *)pAssetList[0], influences);
}
