public bool IsEquals(NullVertexStruct source)
{
if (normal != source.normal)
{
return(false);
}
if (hadTangent && (tangent != source.tangent || binormal != source.binormal))
{
return(false);
}
if (hadColor && (color != source.color))
{
return(false);
}
if (vertex != source.vertex)
{
return(false);
}
if (uvLst.Count != source.uvLst.Count)
{
return(false);
}
for (int i = 0; i < uvLst.Count; i++)
{
if (uvLst[i] != source.uvLst[i])
{
return(false);
}
}
return(true);
}
public void MergeVertices(List <NullVertexStruct> vertices, List <NullMergeIndex> indexMapping)
{
indexMapping.Clear();
if (vertices == null || vertices.Count < 3)
{
return;
}
for (int i = 0; i < vertices.Count; i++)
{
NullVertexStruct vertex = vertices[i];
bool merged = false;
foreach (NullMergeIndex index in indexMapping)
{
if (vertices[index.index].IsEquals(vertex))
{
merged = true;
index.equalOnes.Add(i);
break;
}
}
if (!merged)
{
NullMergeIndex index = new NullMergeIndex(i);
indexMapping.Add(index);
}
}
}
protected List <NullVertexStruct> PrepareFloatDataForVertexMerging()
{
if ((GetMeshObjectType() != NullPrimitiveType.MOT_TRIANGLES) || (GetTriangleCount() < 2))
{
return(null);
}
List <NullVertexStruct> floatData = new List <NullVertexStruct>();
for (int i = 0; i < GetVertexCount(); ++i)
{
floatData.Add(new NullVertexStruct());
}
bool hadColor = HadVertexColorData();
bool hadTangent = HadTangentData();
int uvCount = 0;
if (UVGroups != null)
{
uvCount = UVGroups.GetUVGroupCount();
}
NullVertexStruct buffer = null;
for (int i = 0; i < GetVertexCount(); i++)
{
buffer = floatData[i];
GetVertex(i, ref buffer.vertex);
GetNormal(i, ref buffer.normal);
buffer.hadColor = hadColor;
buffer.hadTangent = hadTangent;
if (hadColor)
{
GetVertexColor(i, ref buffer.color);
}
else
{
buffer.color = 0;
}
if (hadTangent)
{
GetTangent(i, ref buffer.tangent);
GetBinormal(i, ref buffer.binormal);
}
for (int j = 0; j < uvCount; j++)
{
NullUVGroup uvGroup = UVGroups.GetUVGroupByIndex(j);
Vector2 uv = Vector2.zero;
uvGroup.GetUV(i, ref uv);
buffer.uvLst.Add(uv);
}
}
return(floatData);
}
