public void AddWeightData(SceneNodeContainer snc, PolygonObject polyOb, CAWeightTag weightTag, IEnumerable <int> range)
{
if (weightTag == null || polyOb == null)
{
return;
}
List <VertexWeightList> weightMap = new List <VertexWeightList>();
List <float4x4> bindingMatrices = new List <float4x4>();
foreach (int j in range)
{
using (CPolygon poly = polyOb.GetPolygonAt(j))
{
foreach (int iVert in GetPolyPointIndices(poly, polyOb))
{
var vertexWeights = new List <VertexWeight>();
for (int iJoint = 0; iJoint < weightTag.GetJointCount(); iJoint++)
{
double weight = weightTag.GetWeight(iJoint, iVert);
// Leave out zero weights. This will save space for the sparse weight table.
if (Math.Abs(weight) > double.Epsilon)
{
vertexWeights.Add(new VertexWeight {
JointIndex = iJoint, Weight = (float)weight
});
}
}
vertexWeights.Sort((vw1, vw2) => ((int)(vw1.Weight - vw2.Weight)));
weightMap.Add(new VertexWeightList {
VertexWeights = vertexWeights
});
}
}
}
for (int iJoint = 0; iJoint < weightTag.GetJointCount(); iJoint++)
{
// Add Binding Matrix
JointRestState jointRestState = weightTag.GetJointRestState(iJoint);
float4x4 mat = (float4x4)(jointRestState.m_oMi * weightTag.GetGeomMg());
bindingMatrices.Add(mat);
}
_weightObjects.Add(new WeightObject()
{
SceneNodeContainer = snc,
WeightTag = weightTag,
WeightMap = weightMap,
BindingMatrices = bindingMatrices
});
}
private static MeshComponent GetMesh(PolygonObject polyOb, float3[] normalsOb, UVWTag uvwTag, IEnumerable <int> range)
{
List <float3> normals = new List <float3>();
ushort nNewVerts = 0;
VertexList verts = new VertexList();
List <float2> uvs = new List <float2>();
List <ushort> tris = new List <ushort>();
foreach (int i in range)
{
int iNorm = i * 4;
double3 a, b, c, d;
using (CPolygon poly = polyOb.GetPolygonAt(i))
{
a = polyOb.GetPointAt(poly.a);
b = polyOb.GetPointAt(poly.b);
c = polyOb.GetPointAt(poly.c);
d = polyOb.GetPointAt(poly.d);
}
float2 uvA = new float2(0, 0);
float2 uvB = new float2(0, 1);
float2 uvC = new float2(1, 1);
float2 uvD = new float2(1, 0);
if (uvwTag != null)
{
using (UVWStruct uvw = uvwTag.GetSlow(i))
{
uvA = new float2((float)uvw.a.x, 1.0f - (float)uvw.a.y);
uvB = new float2((float)uvw.b.x, 1.0f - (float)uvw.b.y);
uvC = new float2((float)uvw.c.x, 1.0f - (float)uvw.c.y);
uvD = new float2((float)uvw.d.x, 1.0f - (float)uvw.d.y);
}
}
verts.Add((float3)a);
verts.Add((float3)b);
verts.Add((float3)c);
uvs.Add(uvA);
uvs.Add(uvB);
uvs.Add(uvC);
float3 faceNormal = CalcFaceNormal((float3)a, (float3)b, (float3)c);
float3 normalD;
if (normalsOb != null)
{
normals.Add(AdjustNormal(normalsOb[iNorm++], faceNormal));
normals.Add(AdjustNormal(normalsOb[iNorm++], faceNormal));
normals.Add(AdjustNormal(normalsOb[iNorm++], faceNormal));
normalD = AdjustNormal(normalsOb[iNorm++], faceNormal);
}
else
{
normals.Add(faceNormal);
normals.Add(faceNormal);
normals.Add(faceNormal);
normalD = faceNormal;
}
tris.AddRange(new ushort[] { nNewVerts, (ushort)(nNewVerts + 2), (ushort)(nNewVerts + 1) });
if (c != d)
{
// The Polyogon is not a triangle, but a quad. Add the second triangle.
verts.Add((float3)d);
uvs.Add(uvD);
normals.Add(normalD);
tris.AddRange(new ushort[] { nNewVerts, (ushort)(nNewVerts + 3), (ushort)(nNewVerts + 2) });
nNewVerts += 1;
}
nNewVerts += 3;
}
Debug.WriteLine(verts.Count);
return(new MeshComponent()
{
Normals = normals.ToArray(),
Vertices = verts.ToArray(),
Triangles = tris.ToArray(),
UVs = uvs.ToArray(),
BoundingBox = new AABBf(verts.Min, verts.Max)
});
}
