private void AddTrianglesToMesh()
{
//create cap verticies
Vector3 normal = Quaternion.Inverse(_ownRotation) * _splitPlane.Normal;
Vector3 invNormal = -normal;
int capVertexCount = triList.Count;
int[] capUpperOrder = new int[capVertexCount];
int[] capLowerOrder = new int[capVertexCount];
if (UseCapUV)
{
for (int i = 0; i < capVertexCount; i++)
{
int triIndex = triList[i];
Vector2 capUV = uvList[i];
capUpperOrder[i] = _mesh.AddCapVertex(triIndex, invNormal, capUV);
capLowerOrder[i] = _mesh.AddCapVertex(triIndex, normal, capUV);
}
}
else
{
for (int i = 0; i < capVertexCount; i++)
{
int triIndex = triList[i];
capUpperOrder[i] = _mesh.AddCapVertex(triIndex, invNormal);
capLowerOrder[i] = _mesh.AddCapVertex(triIndex, normal);
}
}
for (int i = 2; i < capVertexCount; i += 3)
{
_mesh.trisUp.Add(capUpperOrder[i - 2]);
_mesh.trisUp.Add(capUpperOrder[i]);
_mesh.trisUp.Add(capUpperOrder[i - 1]);
_mesh.trisDown.Add(capLowerOrder[i - 2]);
_mesh.trisDown.Add(capLowerOrder[i - 1]);
_mesh.trisDown.Add(capLowerOrder[i]);
}
}
public void MeshCreateCaps(bool split)
{
if (capInds.Count == 0)
{
return;
}
CreateCap();
int newCapCount = capsSorted.Length;
if (CustomUV)
{
float offX = CapUVMin.x, offY = CapUVMin.y;
float dX = CapUVMax.x - CapUVMin.x, dY = CapUVMax.y - CapUVMin.y;
for (int i = 0; i < newCapCount; i++)
{
capsUV[i].x = (capsUV[i].x * dX) + offX;
capsUV[i].y = (capsUV[i].y * dY) + offY;
}
}
//create cap verticies
Vector3 normal = Quaternion.Inverse(_ownRotation) * _splitPlane.Normal;
Vector3 invNormal = -normal;
int[] capUpperOrder = new int[capsSorted.Length];
int[] capLowerOrder = new int[capsSorted.Length];
if (UseCapUV)
{
for (int i = 0; i < newCapCount; i++)
{
capUpperOrder[i] = _mesh.AddCapVertex(capsSorted[i], invNormal, capsUV[i]);
capLowerOrder[i] = _mesh.AddCapVertex(capsSorted[i], normal, capsUV[i]);
}
}
else
{
for (int i = 0; i < newCapCount; i++)
{
capUpperOrder[i] = _mesh.AddCapVertex(capsSorted[i], invNormal);
capLowerOrder[i] = _mesh.AddCapVertex(capsSorted[i], normal);
}
}
int capOderCount = capUpperOrder.Length;
for (int i = 2; i < capOderCount; i++)
{
if (split)
{
_mesh.capUp.Add(capUpperOrder[0]);
_mesh.capUp.Add(capUpperOrder[i - 1]);
_mesh.capUp.Add(capUpperOrder[i]);
_mesh.capDown.Add(capLowerOrder[0]);
_mesh.capDown.Add(capLowerOrder[i]);
_mesh.capDown.Add(capLowerOrder[i - 1]);
}
else
{
_mesh.trisUp.Add(capUpperOrder[0]);
_mesh.trisUp.Add(capUpperOrder[i - 1]);
_mesh.trisUp.Add(capUpperOrder[i]);
_mesh.trisDown.Add(capLowerOrder[0]);
_mesh.trisDown.Add(capLowerOrder[i]);
_mesh.trisDown.Add(capLowerOrder[i - 1]);
}
}
#if UNITY_EDITOR
// debug draw
if (ShowDebug)
{
for (int i = 2; i < capUpperOrder.Length; i++)
{
Debug.DrawLine(GetVertPos(capUpperOrder[0]), GetVertPos(capUpperOrder[i - 1]), Color.yellow, 2f);
Debug.DrawLine(GetVertPos(capUpperOrder[i - 1]), GetVertPos(capUpperOrder[i]), Color.yellow, 2f);
Debug.DrawLine(GetVertPos(capUpperOrder[i]), GetVertPos(capUpperOrder[0]), Color.yellow, 2f);
}
}
#endif
}