public Primitive(int vtxCount)
{
VertexCount = vtxCount;
Matrices.AddRange(new int[vtxCount]);
Positions.AddRange(new int[vtxCount]);
Normals.AddRange(new int[vtxCount]);
Colors.AddRange(new int[vtxCount]);
TexCoords.AddRange(new int[vtxCount]);
}
public Primitive(Primitive original)
{
Type = original.Type;
VertexCount = original.VertexCount;
Matrices.AddRange(original.Matrices);
Positions.AddRange(original.Positions);
Normals.AddRange(original.Normals);
Colors.AddRange(original.Colors);
TexCoords.AddRange(original.TexCoords);
Processed = original.Processed;
NextCandidateCount = original.NextCandidateCount;
NextCandidates[0] = original.NextCandidates[0];
NextCandidates[1] = original.NextCandidates[1];
NextCandidates[2] = original.NextCandidates[2];
NextCandidates[3] = original.NextCandidates[3];
}
public void Append(Model m, Vector3 pivot)
{
if (m.Vertices.Count < 3)
{
return;
}
int oldFacesPos = Faces.Count;
Faces.AddRange(m.Faces);
for (int i = oldFacesPos; i < Faces.Count; ++i)
{
for (int j = 0; j < Faces[i].VertexIndices.Length; ++j)
{
Faces[i].VertexIndices[j] += Vertices.Count;
}
for (int j = 0; j < Faces[i].NormalIndices.Length; ++j)
{
Faces[i].NormalIndices[j] += Normals.Count;
}
for (int j = 0; j < Faces[i].TextureIndices.Length; ++j)
{
Faces[i].TextureIndices[j] += TexCoords.Count;
}
}
Vertices.AddRange(m.Vertices);
Normals.AddRange(m.Normals);
TexCoords.AddRange(m.TexCoords);
for (int i = 0; i < Vertices.Count; ++i)
{
Vertices[i] += pivot;
}
}
public bool TryMerge(SubMesh other)
{
// return false;
if (MaterialID != other.MaterialID)
{
return(false);
}
int offset = Positions.Count;
Positions.AddRange(other.Positions);
Normals.AddRange(other.Normals);
Tangents.AddRange(other.Tangents);
TexCoords.AddRange(other.TexCoords);
VertexColors.AddRange(other.VertexColors);
foreach (int index in other.Indices)
{
Indices.Add(index + offset);
}
return(true);
}