public void BuildIndexBuffer(EditableMesh mesh)
{
var curFaces = new List <int>();
for (var i = 0; i < Faces.Count; i++)
{
var f = mesh.GetFace(Faces[i]);
if (f.Deleted)
{
continue;
}
curFaces.Add(Faces[i]);
}
Faces = curFaces;
FaceLods.Add(curFaces);
var desc = new CDrawPrimitiveDesc();
desc.SetDefault();
desc.StartIndex = 0;
desc.NumPrimitives = (UInt32)Faces.Count;
Lods.Clear();
Lods.Add(desc);
System.Diagnostics.Debug.WriteLine($"Face({Mtl}) = {desc.NumPrimitives}");
}
public void BuildIndexBuffer(EditableMesh mesh, List <int> indices)
{
for (int i = 0; i < Faces.Count; i++)
{
var f = mesh.Faces[Faces[i]];
indices.Add(f.A);
indices.Add(f.B);
indices.Add(f.C);
}
}
public int GetDeletedFaceNum(EditableMesh mesh)
{
int num = 0;
for (int i = 0; i < Faces.Count; i++)
{
if (mesh.Faces[Faces[i]].Deleted)
{
num++;
}
else
{
break;
}
}
return(num);
}
public void FaceDeleted(EditableMesh mesh, int face)
{
int fIdx = -1;
for (int i = 0; i < Faces.Count; i++)
{
if (Faces[i] == face)
{
fIdx = i;
break;
}
}
if (fIdx < 0)
{
return;
}
int num = 0;
for (int i = 0; i < Faces.Count; i++)
{
if (mesh.Faces[Faces[i]].Deleted)
{
num++;
}
else
{
break;
}
}
//if(num== TestFace)
//{
// int xxx = 0;
//}
//最后一个面被删除的情况
if (num == Faces.Count)
{
return;
}
var save = Faces[num];
Faces[num] = Faces[fIdx];
Faces[fIdx] = save;
}
public void BuildIndexBuffer(EditableMesh mesh, List <UInt16> indices)
{
if (FinalFaces.Count > 0)
{
for (int i = 0; i < FinalFaces.Count; i++)
{
var f = mesh.Faces[FinalFaces[i]];
indices.Add((UInt16)f.A);
indices.Add((UInt16)f.B);
indices.Add((UInt16)f.C);
}
}
else
{
for (int i = 0; i < Faces.Count; i++)
{
var f = mesh.Faces[Faces[i]];
indices.Add((UInt16)f.A);
indices.Add((UInt16)f.B);
indices.Add((UInt16)f.C);
}
}
}
